HDR, Bloom and SSR

.gitignore

@@ -87,3 +87,5 @@ fabric.properties
 /resources/models/bistrohd/
 /resources/models/Cafe/
 /resources/models/Forest/
+/resources/models/tree/
+/resources/models/woman/

resources/EngineResources/shaders/bloom_pass_frag.glsl

@@ -0,0 +1,61 @@
+#version 450
+layout(location = 0) out vec4 FragColor;
+
+layout(location = 0) in vec2 TexCoords;
+
+layout(set = 0, binding = 0) uniform sampler2D image;
+layout(set = 0, binding = 1) uniform sampler2D bloomImage;
+layout(set = 1 , binding = 0) uniform PassConfig{
+    int ApplyToFinalImage;
+    int horizontal;
+    float GAMMA_CONST;
+    float Exposure;
+    float blur_radius;
+    vec3 padding;
+} config;
+
+
+
+const float weight[5] = float[] (0.227027, 0.1945946, 0.1216216, 0.054054, 0.016216);
+
+vec3 safeBloomSample(vec2 uv)
+{
+    vec3 value = texture(bloomImage, uv).rgb;
+    return clamp(value, vec3(0.0), vec3(8.0));
+}
+
+void main()
+{
+    if(config.ApplyToFinalImage != 0){
+        vec3 bloomColour = safeBloomSample(TexCoords);
+        vec3 hdrColour = texture(image, TexCoords).rgb;
+        hdrColour += bloomColour;
+        vec3 result = vec3(1.0) - exp(-hdrColour * config.Exposure);
+        result = pow(result, vec3(1.0 / config.GAMMA_CONST));
+        FragColor = vec4(result, 1.0);
+        return;
+    }
+
+    float blurRadius = config.blur_radius;
+    vec2 tex_offset = blurRadius / vec2(textureSize(bloomImage, 0));
+    vec3 result = safeBloomSample(TexCoords) * weight[0];
+
+    if(config.horizontal != 0)
+    {
+        for(int i = 1; i < 5; ++i)
+        {
+            result += safeBloomSample(TexCoords + vec2(tex_offset.x * i, 0.0)) * weight[i];
+            result += safeBloomSample(TexCoords - vec2(tex_offset.x * i, 0.0)) * weight[i];
+        }
+    }
+    else
+    {
+        for(int i = 1; i < 5; ++i)
+        {
+            result += safeBloomSample(TexCoords + vec2(0.0, tex_offset.y * i)) * weight[i];
+            result += safeBloomSample(TexCoords - vec2(0.0, tex_offset.y * i)) * weight[i];
+        }
+    }
+
+    FragColor = vec4(result, 1.0);
+}

resources/EngineResources/shaders/lighting_frag.glsl

@@ -26,7 +26,8 @@ layout(set = 0, binding = 3) uniform sampler2D pbrSampler;
 layout(set = 0, binding = 4) uniform sampler2D emissiveSampler;
 layout(set = 0, binding = 5) uniform sampler2D TranslucencySampler;
 layout(set = 0, binding = 6) uniform sampler2D OpacitySampler;
-layout(set = 0, binding = 7) uniform sampler2D ssaoBlur;
+layout(set = 0, binding = 7) uniform sampler2D ViewPos;
+layout(set = 0, binding = 8) uniform sampler2D ssaoBlur;
 
 layout(scalar, set = 1, binding = 0) readonly buffer Lights {
     Light lights[];
@@ -128,17 +129,18 @@ vec3 calculateDirectionalLight(Light light, vec3 V, vec3 N, vec3 F0, vec3 albedo
 
 void main() {
     vec3 albedo   = texture(albedoSampler, inTextCoord).rgb;
-    vec3 normal   = texture(normalsSampler, inTextCoord).rgb;
+    vec4 normalW   = texture(normalsSampler, inTextCoord);
+    vec3 normal   = normalW.rgb;
+    vec3 viewPos   = texture(ViewPos, inTextCoord).rgb;
     vec3 worldPos = texture(posSampler, inTextCoord).rgb;
-    vec3 pbr      = texture(pbrSampler, inTextCoord).rgb;
+    vec4 pbr      = texture(pbrSampler, inTextCoord);
     vec3 emissive   = texture(emissiveSampler, inTextCoord).rgb;
     vec3 translucency  = texture(TranslucencySampler, inTextCoord).rgb;
     float emissiveness = emissive.r;
 
-//    outFragColor = vec4(vec3(texture(ssaoBlur, inTextCoord).r), 1);
-//    return;
-
     float ssao = texture(ssaoBlur, inTextCoord).r;
+    outFragColor = vec4(vec3(normalW.a/2.0,normalW.a/2.0,normalW.a/2.0), 1);
+    return;
 
     float roughness = pbr.g;
     float metallic  = pbr.b;

resources/EngineResources/shaders/lighting_with_shadows_frag.glsl

@@ -30,8 +30,9 @@ layout(set = 0, binding = 3) uniform sampler2D pbrSampler;
 layout(set = 0, binding = 4) uniform sampler2D emissiveSampler;
 layout(set = 0, binding = 5) uniform sampler2D TranslucencySampler;
 layout(set = 0, binding = 6) uniform sampler2D OpacitySampler;
-layout(set = 0, binding = 7) uniform sampler2D ssaoBlur;
+layout(set = 0, binding = 7) uniform sampler2D viewPos;
-layout(set = 0, binding = 8) uniform sampler2DArray shadowSampler;
+layout(set = 0, binding = 8) uniform sampler2D ssaoBlur;
+layout(set = 0, binding = 9) uniform sampler2DArray shadowSampler;
 
 
 layout(scalar, set = 1, binding = 0) readonly buffer Lights {
@@ -62,12 +63,12 @@ float chebyshevUpperBound(vec2 moments, float t) {
     float p_max = variance / (variance + d * d);
 
     // Reduce light bleeding
-    p_max = smoothstep(0.2, 1.0, p_max);
+    p_max = smoothstep(0.5, 1.0, p_max);
 
     return p_max;
 }
 
-float calcVisibility(vec4 worldPosition, uint cascadeIndex, float ShadowBias) {
+float calcVisibility(vec4 worldPosition, uint cascadeIndex, float ShadowBias, vec2 texelSize) {
     vec4 shadowMapPosition = shadows.cascadeshadows[cascadeIndex].projViewMatrix * worldPosition;
 
     shadowMapPosition.xyz /= shadowMapPosition.w;
@@ -87,19 +88,18 @@ float calcVisibility(vec4 worldPosition, uint cascadeIndex, float ShadowBias) {
 
     float shadow = 0.0;
 
-    vec2 texelSize = 1.0 / textureSize(shadowSampler, 0).rg;
     for(int x = -1; x <= 1; ++x)
     {
         for(int y = -1; y <= 1; ++y)
         {
             vec2 moments = texture(shadowSampler, vec3((uv + vec2(x, y) * texelSize), cascadeIndex)).rg;
             float visibility = chebyshevUpperBound(moments, depth);
-            shadow += depth - ShadowBias > visibility ? 1.0 : 0.0;
+            shadow +=  visibility;
         }
     }
     shadow /= 9.0;
 
-    return  1 - shadow;
+    return shadow;
 }
 
 float distributionGGX(vec3 N, vec3 H, float roughness) {
@@ -193,13 +193,17 @@ vec3 calculateDirectionalLight(Light light, vec3 V, vec3 N, vec3 F0, vec3 albedo
 
 void main() {
     vec3 albedo    = texture(albedoSampler, inTextCoord).rgb;
-    vec3 normal    = texture(normalsSampler, inTextCoord).rgb;
+    vec4 normalW    = texture(normalsSampler, inTextCoord);
+    vec3 normal    = normalW.rgb;
     vec4 worldPosW = texture(posSampler, inTextCoord);
     vec3 worldPos  = worldPosW.xyz;
-    vec3 pbr       = texture(pbrSampler, inTextCoord).rgb;
+    vec4 pbrW       = texture(pbrSampler, inTextCoord);
+    vec3 pbr      = pbrW.rgb;
     vec3 emissive   = texture(emissiveSampler, inTextCoord).rgb;
     vec3 Opacity   = texture(OpacitySampler, inTextCoord).rgb;
     vec3 translucency  = texture(TranslucencySampler, inTextCoord).rgb;
+    float Reflectivity = pbrW.a;
+    float Refractivity = normalW.a;
 
     float emissiveness = emissive.r;
     float translucencyf = translucency.r;
@@ -231,7 +235,10 @@ void main() {
             cascadeIndex = i + 1;
         }
     }
-    float shadow = calcVisibility(vec4(worldPos, 1), cascadeIndex,ShadowBias);
+
+    vec2 texelSizeShadow = 1.0 / textureSize(shadowSampler, 0).rg;
+
+    float shadow = calcVisibility(vec4(worldPos, 1), cascadeIndex,ShadowBias, texelSizeShadow);
 
     vec3 Lo = vec3(0.0);
     for (uint i = 0; i < sceneInfo.numLights; i++) {
@@ -242,7 +249,7 @@ void main() {
             Lo += calculatePointLight(light, worldPos, V, N, F0, albedo, metallic, roughness);
         }
     }
-    vec3 ambient = sceneInfo.ambientLightColor * albedo * sceneInfo.ambientLightIntensity * vec3(ssao,ssao,ssao);;
+    vec3 ambient = sceneInfo.ambientLightColor * albedo * sceneInfo.ambientLightIntensity * vec3(ssao,ssao,ssao);
     if(emissive.x > 0 || emissive.y > 0 || emissive.z > 0) ambient = emissive;
     outFragColor = vec4(Lo + ambient, 1.0f);
     outFragColor = vec4(outFragColor.xyz/2 + (outFragColor.xyz/2) *  vec3(ssao,ssao,ssao),1);

resources/EngineResources/shaders/multi-sampled_post_process_frag.glsl

@@ -9,6 +9,7 @@ const float REDUCE_MUL = 1.0/32.0;
 
 layout(location = 0) in vec2 inTextCoord;
 layout(location = 0) out vec4 outFragColor;
+layout(location = 1) out vec4 outBloomColour;
 
 layout(set = 0, binding = 0) uniform sampler2DMS inputTexture;
 
@@ -19,7 +20,12 @@ layout(set = 1, binding = 0) uniform ScreenSize{
 vec4 gamma(vec4 color){
     return color = vec4(pow(color.rgb,vec3(GAMMA_CONST)),color.a);
 }
-
+vec3 HDR(float Gamma, float Exposure, sampler2D Texture, vec2 TexCoords){
+    vec3 hdrColor = texture(Texture, TexCoords).rgb;
+    vec3 mapped = vec3(1.0) - exp(-hdrColor * Exposure);
+    mapped = pow(mapped, vec3(1.0 / Gamma));
+    return mapped;
+}
 vec4 msaa(int sampleCount, sampler2DMS textureIn,vec2 TextCoord){
     ivec2 pixelCoords = ivec2(TextCoord * textureSize(textureIn));
     vec4 colorSum = vec4(0.0);
@@ -34,6 +40,8 @@ vec4 msaa(int sampleCount, sampler2DMS textureIn,vec2 TextCoord){
 void main(){
     ivec2 pixelCoords = ivec2(inTextCoord * textureSize(inputTexture));
 
+    outFragColor = texelFetch(inputTexture, pixelCoords, 0);
+
     if(USE_AA == 0){
         outFragColor = texelFetch(inputTexture,pixelCoords,0);
     }
@@ -49,5 +57,16 @@ void main(){
     if(USE_AA == 4){
         outFragColor = msaa(8,inputTexture,inTextCoord);
     }
-    outFragColor = gamma(outFragColor);
+
+    vec3 color = outFragColor.rgb;
+
+    float brightness = dot(color, vec3(0.2126, 0.7152, 0.0722));
+
+    float threshold = 1.0;
+    float softKnee = 0.5;
+
+    float contribution = max(brightness - threshold, 0.0);
+    contribution = contribution / max(contribution + softKnee, 0.0001);
+
+    outBloomColour = vec4(color * contribution, 1.0);
 }

resources/EngineResources/shaders/post_process_frag.glsl

@@ -2,13 +2,15 @@
 
 layout(constant_id = 0) const int USE_AA = 0;
 
-const float GAMMA_CONST = 0.8545;
+const float GAMMA_CONST = 0.4545;
+const float Exposure = 2.0;
 const float SPAN_MAX = 8.0;
 const float REDUCE_MIN = 1.0/128.0;
 const float REDUCE_MUL = 1.0/32.0;
 
 layout(location = 0) in vec2 inTextCoord;
 layout(location = 0) out vec4 outFragColor;
+layout(location = 1) out vec4 outBloomColour;
 
 layout(set = 0, binding = 0) uniform sampler2D inputTexture;
 
@@ -20,6 +22,13 @@ vec4 gamma(vec4 color){
     return color = vec4(pow(color.rgb,vec3(GAMMA_CONST)),color.a);
 }
 
+vec3 HDR(float Gamma, float Exposure, sampler2D Texture, vec2 TexCoords){
+    vec3 hdrColor = texture(Texture, TexCoords).rgb;
+    vec3 mapped = vec3(1.0) - exp(-hdrColor * Exposure);
+    mapped = pow(mapped, vec3(1.0 / Gamma));
+    return mapped;
+}
+
 // Sourced from: https://mini.gmshaders.com/p/gm-shaders-mini-fxaa
 vec4 fxaa(sampler2D tex, vec2 uv) {
     vec2 u_texel = 1.0 / screenSize.size;
@@ -74,17 +83,32 @@ void main(){
 
     if(USE_AA == 1){
         outFragColor = fxaa(inputTexture, inTextCoord);
-        outFragColor = gamma(outFragColor);
-        return;
     }
-    if(USE_AA == 2){
+    else if(USE_AA == 2){
 
+        outFragColor = texture(inputTexture, inTextCoord);
     }
-    if(USE_AA == 3){
+    else if(USE_AA == 3){
 
+        outFragColor = texture(inputTexture, inTextCoord);
     }
-    if(USE_AA == 4){
+    else if(USE_AA == 4){
 
+        outFragColor = texture(inputTexture, inTextCoord);
     }
-    outFragColor = gamma(texture(inputTexture,inTextCoord));
+    else {
+        outFragColor = texture(inputTexture, inTextCoord);
+    }
+
+    vec3 color = outFragColor.rgb;
+
+    float brightness = dot(color, vec3(0.2126, 0.7152, 0.0722));
+
+    float threshold = 1.0;
+    float softKnee = 0.5;
+
+    float contribution = max(brightness - threshold, 0.0);
+    contribution = contribution / max(contribution + softKnee, 0.0001);
+
+    outBloomColour = vec4(color * contribution, 1.0);
 }

resources/EngineResources/shaders/scene_fragment.glsl

@@ -7,8 +7,10 @@ layout(location = 1) in vec3 inNormal;
 layout(location = 2) in vec3 inTangent;
 layout(location = 3) in vec3 inBitangent;
 layout(location = 4) in vec2 inTextCoords;
+layout(location = 5) in mat4 viewMatrix;
 
 layout(location = 0) out vec4 outAlbedo;
+layout(location = 1) out vec4 outViewPos;
 
 struct Material {
     vec4 diffuseColor; //16
@@ -29,6 +31,10 @@ struct Material {
     uint hasOpacityMap;  //88
     uint OpacityMapIdx;  //92
     float OpacityFactor;  //96
+    float reflectiveness;  //100
+    float refractiveness;  //104
+    float Padding1;  //108
+    float Padding2;  //112
 };
 
 layout(set = 2, binding = 0) readonly buffer MaterialUniform{
@@ -37,6 +43,7 @@ layout(set = 2, binding = 0) readonly buffer MaterialUniform{
 
 layout(set = 3, binding = 0) uniform sampler2D textSampler[MAX_TEXTURES];
 
+
 layout(push_constant) uniform pc{
     layout(offset = 64) uint materialIdx;
 } push_constants;
@@ -44,13 +51,15 @@ layout(push_constant) uniform pc{
 void main()
 {
 
-    Material material = matUniform.materials[inMaterialIdx];
+    vec4 viewPos = vec4(viewMatrix * inPos);
+    outViewPos = viewPos;
+
+    Material material = matUniform.materials[push_constants.materialIdx];
     int textureIndex = int(material.textureIdx);
     if (textureIndex >= MAX_TEXTURES){
         outAlbedo = vec4(0.0,0.0,1.0,1.0);
         return;
     }
-    Material material = matUniform.materials[push_constants.materialIdx];
     if(material.hasTexture == 1){
         vec4 texColor = texture(textSampler[material.textureIdx],inTextCoords);
         outAlbedo = texColor;

resources/EngineResources/shaders/scene_fragment_deferred.glsl

@@ -8,6 +8,7 @@ layout(location = 1) in vec3 inNormal;
 layout(location = 2) in vec3 inTangent;
 layout(location = 3) in vec3 inBitangent;
 layout(location = 4) in vec2 inTextCoords;
+layout(location = 5) in mat4 viewMatrix;
 
 layout(location = 1) out vec4 outAlbedo ;
 layout(location = 0) out vec4 outPos;
@@ -16,6 +17,7 @@ layout(location = 3) out vec4 outPBR;
 layout(location = 4) out vec4 outEmissive;
 layout(location = 5) out vec4 outTranslucency;
 layout(location = 6) out vec4 outOpacity;
+layout(location = 7) out vec4 outViewPos;
 
 struct Material {
     vec4 diffuseColor; //16
@@ -36,6 +38,10 @@ struct Material {
     uint hasOpacityMap;  //88
     uint OpacityMapIdx;  //92
     float OpacityFactor;  //96
+    float reflectiveness;  //100
+    float refractiveness;  //104
+    float Padding1;  //108
+    float Padding2;  //112
 };
 layout(set = 2, binding = 0) readonly buffer MaterialUniform {
     Material materials[];
@@ -62,6 +68,9 @@ void main()
 {
     outPos = inPos;
 
+    vec4 viewPos = vec4(viewMatrix * vec4(inPos.xyz, 1.0));
+    outViewPos = viewPos;
+
     Material material = matUniform.materials[push_constants.materialIdx];
     int textureIndex = int(material.textureIdx);
     if (textureIndex >= MAX_TEXTURES){
@@ -95,7 +104,7 @@ void main()
 
     mat3 TBN = mat3(inTangent, inBitangent, inNormal);
     vec3 newNormal = calcNormal(material, inNormal, inTextCoords, TBN);
-    outNormal = vec4(newNormal, 1.0f);
+
 
     float ao = 0.5f;
     float roughnessFactor = 0.0f;
@@ -121,6 +130,9 @@ void main()
     }
     outTranslucency = Translucency;
 
-    outPBR = vec4(ao, roughnessFactor, metallicFactor, 1.0f);
+    float Refractiveness = material.refractiveness;
+    float Reflectiveness = material.reflectiveness;
 
+    outNormal = vec4(newNormal, Refractiveness);
+    outPBR = vec4(ao, roughnessFactor, metallicFactor, Reflectiveness);
 }

resources/EngineResources/shaders/scene_opaque_fragment.glsl

@@ -8,8 +8,10 @@ layout(location = 1) in vec3 inNormal;
 layout(location = 2) in vec3 inTangent;
 layout(location = 3) in vec3 inBitangent;
 layout(location = 4) in vec2 inTextCoords;
+layout(location = 5) in mat4 viewMatrix;
 
 layout(location = 0) out vec4 outAlbedo;
+layout(location = 1) out vec4 outViewPos;
 
 struct Material {
     vec4 diffuseColor; //16
@@ -30,6 +32,10 @@ struct Material {
     uint hasOpacityMap;  //88
     uint OpacityMapIdx;  //92
     float OpacityFactor;  //96
+    float reflectiveness;  //100
+    float refractiveness;  //104
+    float Padding1;  //108
+    float Padding2;  //112
 };
 
 layout(set = 2, binding = 0) readonly buffer MaterialUniform{
@@ -44,6 +50,9 @@ layout(push_constant) uniform pc{
 
 void main()
 {
+    vec4 viewPos = vec4(viewMatrix * inPos);
+    outViewPos = viewPos;
+
     Material material = matUniform.materials[push_constants.materialIdx];
     int textureIndex = int(material.textureIdx);
     if (textureIndex >= MAX_TEXTURES){

resources/EngineResources/shaders/scene_opaque_fragment_deferred.glsl

@@ -7,6 +7,7 @@ layout(location = 1) in vec3 inNormal;
 layout(location = 2) in vec3 inTangent;
 layout(location = 3) in vec3 inBitangent;
 layout(location = 4) in vec2 inTextCoords;
+layout(location = 5) in mat4 viewMatrix;
 
 layout(location = 1) out vec4 outAlbedo ;
 layout(location = 0) out vec4 outPos;
@@ -15,6 +16,7 @@ layout(location = 3) out vec4 outPBR;
 layout(location = 4) out vec4 outEmissive;
 layout(location = 5) out vec4 outTranslucency;
 layout(location = 6) out vec4 outOpacity;
+layout(location = 7) out vec4 outViewPos;
 
 const float bayerMatrix[16] = float[](
         0.0 / 16.0,  8.0 / 16.0,  2.0 / 16.0,  10.0 / 16.0,
@@ -42,6 +44,10 @@ struct Material {
     uint hasOpacityMap;  //88
     uint OpacityMapIdx;  //92
     float OpacityFactor;  //96
+    float reflectiveness;  //100
+    float refractiveness;  //104
+    float Padding1;  //108
+    float Padding2;  //112
 };
 layout(set = 2, binding = 0) readonly buffer MaterialUniform {
     Material materials[];
@@ -68,6 +74,9 @@ void main()
 {
     outPos = inPos;
 
+    vec4 viewPos = vec4(viewMatrix * vec4(inPos.xyz, 1.0));
+    outViewPos = viewPos;
+
     Material material = matUniform.materials[push_constants.materialIdx];
     int textureIndex = int(material.textureIdx);
     if (textureIndex >= MAX_TEXTURES){
@@ -84,11 +93,6 @@ void main()
     } else {
         outAlbedo = material.diffuseColor;
     }
-    /*int Intensity = 4;
-    int x = int(gl_FragCoord.x) % Intensity;
-    int y = int(gl_FragCoord.y) % Intensity;
-    float threshold = bayerMatrix[y * Intensity + x];
-    if(outAlbedo.a < threshold || outAlbedo.a < 0.05f) discard;*/
 
     vec4 Opacity = vec4(outAlbedo.a,outAlbedo.a,outAlbedo.a,1);
     if(material.OpacityFactor != 1) Opacity = vec4(material.OpacityFactor, material.OpacityFactor, material.OpacityFactor, 1);
@@ -102,12 +106,11 @@ void main()
 
     outAlbedo = vec4(outAlbedo.rgb, opacityf);
 
-    if(outAlbedo.a < 0.75) discard;
+    if(outAlbedo.a < 0.9) discard;
-
 
     mat3 TBN = mat3(inTangent, inBitangent, inNormal);
     vec3 newNormal = calcNormal(material, inNormal, inTextCoords, TBN);
-    outNormal = vec4(newNormal, outAlbedo.a);
+
 
     float ao = 0.5f;
     float roughnessFactor = 0.0f;
@@ -133,6 +136,9 @@ void main()
     }
     outTranslucency = Translucency;
 
-    outPBR = vec4(ao, roughnessFactor, metallicFactor, outAlbedo.a);
+    float Refractiveness = material.refractiveness;
+    float Reflectiveness = material.reflectiveness;
 
+    outNormal = vec4(newNormal, Refractiveness);
+    outPBR = vec4(ao, roughnessFactor, metallicFactor, Reflectiveness);
 }

resources/EngineResources/shaders/scene_translucent_fragment.glsl

@@ -7,8 +7,10 @@ layout(location = 1) in vec3 inNormal;
 layout(location = 2) in vec3 inTangent;
 layout(location = 3) in vec3 inBitangent;
 layout(location = 4) in vec2 inTextCoords;
+layout(location = 5) in mat4 viewMatrix;
 
 layout(location = 0) out vec4 outAlbedo;
+layout(location = 1) out vec4 outViewPos;
 
 struct Material {
     vec4 diffuseColor; //16
@@ -29,6 +31,10 @@ struct Material {
     uint hasOpacityMap;  //88
     uint OpacityMapIdx;  //92
     float OpacityFactor;  //96
+    float reflectiveness;  //100
+    float refractiveness;  //104
+    float Padding1;  //108
+    float Padding2;  //112
 };
 layout(set = 2, binding = 0) readonly buffer MaterialUniform{
     Material materials[];
@@ -42,6 +48,10 @@ layout(push_constant) uniform pc{
 
 void main()
 {
+
+    vec4 viewPos = vec4(viewMatrix * inPos);
+    outViewPos = viewPos;
+
     Material material = matUniform.materials[push_constants.materialIdx];
     int textureIndex = int(material.textureIdx);
     if (textureIndex >= MAX_TEXTURES){

resources/EngineResources/shaders/scene_translucent_fragment_deferred.glsl

@@ -7,6 +7,7 @@ layout(location = 1) in vec3 inNormal;
 layout(location = 2) in vec3 inTangent;
 layout(location = 3) in vec3 inBitangent;
 layout(location = 4) in vec2 inTextCoords;
+layout(location = 5) in mat4 viewMatrix;
 
 layout(location = 1) out vec4 outAlbedo ;
 layout(location = 0) out vec4 outPos;
@@ -15,6 +16,7 @@ layout(location = 3) out vec4 outPBR;
 layout(location = 4) out vec4 outEmissive;
 layout(location = 5) out vec4 outTranslucency;
 layout(location = 6) out vec4 outOpacity;
+layout(location = 7) out vec4 outViewPos;
 
 const float bayerMatrix[16] = float[](
         0.0 / 16.0,  8.0 / 16.0,  2.0 / 16.0,  10.0 / 16.0,
@@ -43,6 +45,10 @@ struct Material {
     uint hasOpacityMap;  //88
     uint OpacityMapIdx;  //92
     float OpacityFactor;  //96
+    float reflectiveness;  //100
+    float refractiveness;  //104
+    float Padding1;  //108
+    float Padding2;  //112
 };
 
 layout(set = 2, binding = 0) readonly buffer MaterialUniform {
@@ -69,6 +75,10 @@ layout(push_constant) uniform pc {
 void main()
 {
     outPos = inPos;
+
+    vec4 viewPos = vec4(viewMatrix * vec4(inPos.xyz, 1.0));
+    outViewPos = viewPos;
+
     Material material = matUniform.materials[push_constants.materialIdx];
     int textureIndex = int(material.textureIdx);
     if (textureIndex >= MAX_TEXTURES){
@@ -98,11 +108,11 @@ void main()
 
     outAlbedo = vec4(outAlbedo.rgb, opacityf);
 
-    if(outAlbedo.a >= 0.75 || outAlbedo.a < 0.05f) discard;
+    if(outAlbedo.a >= 0.9 || outAlbedo.a <= 0.1) discard;
 
     mat3 TBN = mat3(inTangent, inBitangent, inNormal);
     vec3 newNormal = calcNormal(material, inNormal, inTextCoords, TBN);
-    outNormal = vec4(newNormal, outAlbedo.a);
+
 
     float ao = 0.5f;
     float roughnessFactor = 0.0f;
@@ -128,6 +138,9 @@ void main()
     }
     outTranslucency = Translucency;
 
-    outPBR = vec4(ao, roughnessFactor, metallicFactor, outAlbedo.a);
+    float Refractiveness = material.refractiveness;
+    float Reflectiveness = material.reflectiveness;
 
+    outNormal = vec4(newNormal, Refractiveness);
+    outPBR = vec4(ao, roughnessFactor, metallicFactor, Reflectiveness);
 }

resources/EngineResources/shaders/scene_vertex.glsl

@@ -11,7 +11,7 @@ layout(location = 1) out vec3 outNormal;
 layout(location = 2) out vec3 outTangent;
 layout(location = 3) out vec3 outBitangent;
 layout(location = 4) out vec2 outTextCoords;
-
+layout(location = 5) out mat4 viewMatrix;
 
 layout(set = 0, binding = 0) uniform ProjUniform{
     mat4 matrix;
@@ -27,6 +27,7 @@ layout(push_constant) uniform pc{
 
 void main()
 {
+    viewMatrix = viewUniform.matrix;
     vec4 worldPos = push_constants.modelMatrix * vec4(inPos,1);
     gl_Position = projUniform.matrix * viewUniform.matrix * push_constants.modelMatrix * vec4(inPos,1);
     mat3 mNormal = transpose(inverse(mat3(push_constants.modelMatrix)));

resources/EngineResources/shaders/screen_space_reflection_frag.glsl

@@ -0,0 +1,128 @@
+#version 450
+
+layout(location = 0) in vec2 fragTexCoord;
+layout(location = 0) out vec4 outColor;
+
+layout(set = 0, binding = 0) uniform sampler2D albedoSampler;
+layout(set = 0, binding = 1) uniform sampler2D worldPosSampler;
+layout(set = 0, binding = 2) uniform sampler2D normalSampler;
+layout(set = 0, binding = 3) uniform sampler2D pbrSampler;
+
+layout(set = 1, binding = 0) uniform CameraProperties {
+    mat4 projection;
+    mat4 invProjection;
+    mat4 view;
+    mat4 invView;
+    float ssrStepSize;
+    float ssrMaxDistance;
+    int maxSteps;
+    int padding;
+    vec4 cameraWorldPos;
+} ubo;
+
+const float THICKNESS = 0.35;
+const float MIN_REFLECTION = 0.01;
+
+float edgeFade(vec2 uv) {
+    vec2 fade = smoothstep(vec2(0.0), vec2(0.08), uv) *
+    smoothstep(vec2(0.0), vec2(0.08), vec2(1.0) - uv);
+    return fade.x * fade.y;
+}
+
+void main() {
+    vec4 sceneColor = texture(albedoSampler, fragTexCoord);
+    vec4 posSample = texture(worldPosSampler, fragTexCoord);
+    vec4 normalSample = texture(normalSampler, fragTexCoord);
+    vec4 pbrSample = texture(pbrSampler, fragTexCoord);
+
+    if (posSample.a == 0.0 || length(posSample.xyz) == 0.0 || length(normalSample.xyz) < 0.001) {
+        outColor = sceneColor;
+        return;
+    }
+
+    vec3 worldPos = posSample.xyz;
+    vec3 worldNormal = normalize(normalSample.xyz);
+
+    float roughness = clamp(pbrSample.g, 0.0, 1.0);
+    float metallic = clamp(pbrSample.b, 0.0, 1.0);
+    float reflectiveness = clamp(pbrSample.a, 0.0, 1.0);
+    float refractiveness = clamp(normalSample.a, 0.0, 2.0);
+
+    vec3 viewDirToCamera = normalize(ubo.cameraWorldPos.xyz - worldPos);
+    float NoV = clamp(dot(worldNormal, viewDirToCamera), 0.0, 1.0);
+    float fresnel = pow(1.0 - NoV, 5.0);
+
+    float materialReflection = reflectiveness + refractiveness - 1;
+    materialReflection *= mix(0.75, 1.0, metallic);
+    materialReflection *= smoothstep(0.7, 0.05, roughness);
+    materialReflection *= mix(0.45, 1.0, fresnel);
+
+    if (materialReflection <= MIN_REFLECTION) {
+        outColor = sceneColor;
+        return;
+    }
+
+    vec3 viewDir = normalize(worldPos - ubo.cameraWorldPos.xyz);
+    vec3 reflectDir = normalize(reflect(viewDir, worldNormal));
+
+    if (dot(reflectDir, worldNormal) <= 0.0) {
+        outColor = sceneColor;
+        return;
+    }
+
+    int steps = clamp(ubo.maxSteps, 1, 128);
+    float stepSize = max(ubo.ssrStepSize, 0.01);
+    float maxDistance = max(ubo.ssrMaxDistance, stepSize);
+
+    vec3 rayPos = worldPos;
+    vec2 hitUV = vec2(0.0);
+    bool hitFound = false;
+
+    for (int i = 0; i < steps; i++) {
+        rayPos += reflectDir * stepSize;
+
+        if (distance(rayPos, worldPos) > maxDistance) {
+            break;
+        }
+
+        vec4 clip = ubo.projection * ubo.view * vec4(rayPos, 1.0);
+        if (clip.w <= 0.0) {
+            break;
+        }
+
+        vec2 uv = clip.xy / clip.w;
+        uv = uv * 0.5 + 0.5;
+        uv.y = 1.0 - uv.y;
+
+        if (uv.x <= 0.0 || uv.x >= 1.0 || uv.y <= 0.0 || uv.y >= 1.0) {
+            break;
+        }
+
+        vec4 surfaceWorld = texture(worldPosSampler, uv);
+        if (surfaceWorld.a == 0.0 || length(surfaceWorld.xyz) == 0.0) {
+            continue;
+        }
+
+        float rayViewZ = abs((ubo.view * vec4(rayPos, 1.0)).z);
+        float surfaceViewZ = abs((ubo.view * vec4(surfaceWorld.xyz, 1.0)).z);
+
+        float depthDelta = rayViewZ - surfaceViewZ;
+        if (depthDelta >= 0.0 && depthDelta < THICKNESS) {
+            hitUV = uv;
+            hitFound = true;
+            break;
+        }
+    }
+
+    if (!hitFound) {
+        outColor = sceneColor;
+        return;
+    }
+
+    vec3 reflectedColor = texture(albedoSampler, hitUV).rgb;
+
+    float fade = edgeFade(hitUV);
+    float weight = clamp(materialReflection * fade, 0.0, 0.85);
+
+    outColor = vec4(mix(sceneColor.rgb, reflectedColor, weight), sceneColor.a);
+}

resources/EngineResources/shaders/shadow_frag.glsl

@@ -27,6 +27,10 @@ struct Material {
     uint hasOpacityMap;  //88
     uint OpacityMapIdx;  //92
     float OpacityFactor;  //96
+    float reflectiveness;  //100
+    float refractiveness;  //104
+    float Padding1;  //108
+    float Padding2;  //112
 };
 layout(set = 1, binding = 0) uniform sampler2D textSampler[MAX_TEXTURES];
 layout(set = 2, binding = 0) readonly buffer MaterialUniform {
@@ -35,7 +39,21 @@ layout(set = 2, binding = 0) readonly buffer MaterialUniform {
 
 void main()
 {
+
     Material material = matUniform.materials[inMaterialIdx];
+
+    float Refractiveness = material.refractiveness;
+    float Reflectiveness = material.reflectiveness;
+    float Translucency = material.translucencyFactor;
+    float Opacity = material.OpacityFactor;
+    if(material.hasTranslucencyMap > 0){
+        vec4 translucencyMap = texture(textSampler[material.translucencyMapIdx], inTextCoords);
+        Translucency = (translucencyMap.x + translucencyMap.y + translucencyMap.z)/3.0;
+    }
+    if(material.hasOpacityMap > 0){
+        vec4 opacityMap = texture(textSampler[material.OpacityMapIdx], inTextCoords);
+        Opacity = (opacityMap.x + opacityMap.y + opacityMap.z)/3.0;
+    }
     int textureIndex = int(material.textureIdx);
     if (textureIndex >= MAX_TEXTURES){
         outFragColor = vec2(0.0,0.0);
@@ -47,7 +65,7 @@ void main()
     } else {
         albedo = material.diffuseColor;
     }
-    if (albedo.a < 0.5) {
+    if (albedo.a < 0.5 || Translucency > 0.5 || Opacity < 0.5) {
         discard;
     }
 
@@ -55,7 +73,6 @@ void main()
     float moment1 = depth;
     float moment2 = depth * depth;
 
-    // Adjust moments to avoid light bleeding
     float dx = dFdx(depth);
     float dy = dFdy(depth);
     moment2 += 0.25 * (dx * dx + dy * dy);

resources/EngineResources/shaders/skybox_fragment.glsl

@@ -7,5 +7,5 @@ layout(location = 1) out vec4 outColor;
 layout(set = 2, binding = 0) uniform samplerCube skyboxSampler;
 
 void main() {
-    outColor = texture(skyboxSampler, outTexCoords) * vec4(0.0,0.05,0.1,1);
+    outColor = texture(skyboxSampler, outTexCoords);// * vec4(3,1.0,0.65,1);
 }

resources/EngineResources/shaders/ssao_blur_frag.glsl

@@ -4,18 +4,42 @@ layout(location = 0) in vec2 inTextCoord;
 layout(location = 0) out float outAO;
 
 layout(set = 0, binding = 0) uniform sampler2D ssaoSampler;
+layout(set = 0, binding = 1) uniform sampler2D viewPosSampler;
 
 void main() {
+    vec2 texelSize = 2.0 / vec2(textureSize(ssaoSampler, 0));
 
-    vec2 texelSize = 1.0 / vec2(textureSize(ssaoSampler, 0));
+    float centerAO = texture(ssaoSampler, inTextCoord).r;
-    float result = 0.0;
+    float centerDepth = texture(viewPosSampler, inTextCoord).z;
 
-    for (int x = -2; x <= 2; x++) {
+    float totalAO = centerAO;
-        for (int y = -2; y <= 2; y++) {
+    float totalWeight = 1.0;
-            vec2 offset = vec2(float(x), float(y)) * texelSize;
+
-            result += texture(ssaoSampler, vec2(inTextCoord.x,inTextCoord.y) + offset).r;
+    float weights[4] = float[](0.227027, 0.1216216, 0.054054, 0.016216);
-        }
+    int offsets[4]   = int[](-2, -1, 1, 2);
+    const float Sharpness = 20.0;
+
+    for (int i = 0; i < 4; i++) {
+        vec2 offsetH = vec2(float(offsets[i]), 0.0) * texelSize;
+        vec2 uvH     = inTextCoord + offsetH;
+
+        float neighborAOH   = texture(ssaoSampler, uvH).r;
+        float neighborDepthH = texture(viewPosSampler, uvH).z;
+
+        float weightH = weights[i] * max(0.0, 1.0 - Sharpness * abs(centerDepth - neighborDepthH));
+        totalAO     += neighborAOH * weightH;
+        totalWeight += weightH;
+
+        vec2 offsetV = vec2(0.0, float(offsets[i])) * texelSize;
+        vec2 uvV     = inTextCoord + offsetV;
+
+        float neighborAOV   = texture(ssaoSampler, uvV).r;
+        float neighborDepthV = texture(viewPosSampler, uvV).z;
+
+        float weightV = weights[i] * max(0.0, 1.0 - Sharpness * abs(centerDepth - neighborDepthV));
+        totalAO     += neighborAOV * weightV;
+        totalWeight += weightV;
     }
 
-    outAO = result / 25.0;
+    outAO = totalAO / totalWeight;
 }

resources/EngineResources/shaders/ssao_frag.glsl

@@ -2,13 +2,14 @@
 
 layout(location = 0) in vec2 inTextCoord;
 layout(location = 0) out float outAO;
+layout(location = 1) out vec4 viewPos;
 
 layout(set = 0, binding = 0) uniform sampler2D posSampler;
 layout(set = 0, binding = 1) uniform sampler2D normalSampler;
 layout(set = 0, binding = 2) uniform sampler2D noiseSampler;
 
-layout(set = 1, binding = 0) readonly buffer SSAOKernel {
+layout(set = 1, binding = 0) uniform  SSAOKernel {
-    vec4 samples[];
+    vec4 samples[64];
 } kernel;
 
 layout(set = 2, binding = 0) uniform SSAOInfo {
@@ -17,79 +18,75 @@ layout(set = 2, binding = 0) uniform SSAOInfo {
     vec2 screenSize; // 136
     float radius; //140
     float bias; //144
-    int kernelSize; //160
+    int kernelSize; //148
+    float ResolutionScale; //152;
+    vec2 Padding; //160;
 } ssao;
 
 void main() {
-    vec2 uv = inTextCoord;
 
-    vec3 worldPos = texture(posSampler, uv).xyz;
+    vec2 ScreenSize = ssao.screenSize * ssao.ResolutionScale;
-    vec3 worldNormal = normalize(texture(normalSampler, uv).xyz);
 
-    vec2 noiseScale = ssao.screenSize / 4.0;
+    int KERNEL_SIZE = ssao.kernelSize;
+    vec3 fragPos = texture(posSampler, inTextCoord).xyz;
+    vec3 worldNorm = normalize(texture(normalSampler, inTextCoord).xyz);
 
-    if (length(worldNormal) < 0.001) {
+    if (dot(worldNorm, worldNorm) < 0.001) {
         outAO = 1.0;
         return;
     }
 
-    vec3 fragPos = vec3(ssao.view * vec4(worldPos, 1.0));
+    vec3 normal = normalize(mat3(ssao.view) *  worldNorm);
-    vec3 normal = normalize(mat3(ssao.view) * worldNormal);
 
-    vec3 randomVec = normalize(texture(noiseSampler, inTextCoord * noiseScale).xyz);
+    viewPos = vec4(fragPos, 1);
 
+    vec2 noiseScale = ScreenSize / 4.0;
+    vec3 randomVec = texture(noiseSampler, inTextCoord * noiseScale).xyz;
     vec3 tangent = normalize(randomVec - normal * dot(randomVec, normal));
     vec3 bitangent = cross(normal, tangent);
     mat3 TBN = mat3(tangent, bitangent, normal);
+    float fragDepth = -fragPos.z;
+
+    float minOptimalDistance = 15;
+    float maxKernelSize = float(ssao.kernelSize);
+
+    // Calculate a dynamic loop limit based on proximity
+    // If closer than 1.5 units, smoothly scale down the loop count
+    int dynamicKernelSize = int(KERNEL_SIZE);
+    if (fragDepth < minOptimalDistance) {
+        float proximityFactor = clamp(fragDepth / minOptimalDistance, 0.2, 1.0);
+        dynamicKernelSize = int(maxKernelSize * proximityFactor);
+    }
+
+    // Force a hard minimum baseline of samples so SSAO doesn't completely disappear
+    dynamicKernelSize = max(dynamicKernelSize, 16);
 
     float occlusion = 0.0;
-    float validSamples = 0.0;;
 
-    for (int i = 0; i < ssao.kernelSize; i++) {
+    float Passes = 0.0f;
-        vec3 samplePos = TBN * kernel.samples[i].xyz;
-        samplePos = fragPos + samplePos * ssao.radius;
 
-        vec4 offset = vec4(samplePos, 1.0);
+    for (int i = 0; i < dynamicKernelSize; i++) {
-        offset = ssao.projection * offset;
+        vec3 samplePos = fragPos + (TBN * kernel.samples[i].xyz) * ssao.radius;
+        vec4 offset = ssao.projection * vec4(samplePos, 1.0);
         offset.xyz /= offset.w;
         offset.xyz = offset.xyz * 0.5 + 0.5;
-
+        vec2 sampleUV = clamp(vec2(offset.x, 1.0 - offset.y), 0.0, 1.0);
-        vec2 sampleUV = offset.xy;
+        vec3 sampleViewPos = texture(posSampler, sampleUV).xyz;
-        sampleUV.y = 1 - sampleUV.y;
+        float sampleDepth = -sampleViewPos.z;
-
+        float depthDelta = abs(fragDepth - sampleDepth);
-        if (sampleUV.x < 0.0 || sampleUV.x > 1.0 ||
+        if (depthDelta > ssao.radius * 2.0) {
-            sampleUV.y < 0.0 || sampleUV.y > 1.0) {
             continue;
         }
-
+        float rangeCheck = smoothstep(0.0, 1.0, ssao.radius / depthDelta);
-        vec3 sampleWorldPos = texture(posSampler, sampleUV).xyz;
+        float isOccluded = step(samplePos.z + ssao.bias, sampleViewPos.z);
-        vec3 sampleWorldNormal = texture(normalSampler, sampleUV).xyz;
+        occlusion += isOccluded * rangeCheck;
-
+        Passes += 1.0;
-        if (length(sampleWorldNormal) < 0.001) {
-            continue;
     }
 
-        vec3 sampleViewPos = vec3(ssao.view * vec4(sampleWorldPos, 1.0));
+    float Subtraction = 0.0;
-
+    if(Passes > 0){
-        float depthDelta = abs(fragPos.z - sampleViewPos.z);
+        Subtraction =  (occlusion / Passes);
-        if (depthDelta > ssao.radius) {
-            continue;
     }
-
+    occlusion = 1.0 - Subtraction;
-        float rangeCheck = 1.0 - depthDelta / ssao.radius;
+    outAO = clamp(pow(occlusion, 3), 0.0, 1.0);
-        rangeCheck = rangeCheck * rangeCheck * (3.0 - 2.0 * rangeCheck);
-
-        if (sampleViewPos.z >= samplePos.z + ssao.bias) {
-            occlusion += rangeCheck;
-        }
-        validSamples += 1;
-    }
-
-    if (validSamples <= 0.0) {
-        outAO = 1.0;
-        return;
-    }
-
-    occlusion = 1.0 - occlusion / validSamples;
-    outAO = occlusion * pow(occlusion, 3.0);
 }

resources/models/cube/Cube_mat.json

@@ -11,7 +11,26 @@
       "W": 1.0
     },
     "Roughness": 0.0,
-    "Metallic": 0.0
+    "Metallic": 1.0,
+    "EmissiveTexture": "",
+    "EmissiveColour": {
+      "X": 0.0,
+      "Y": 0.0,
+      "Z": 0.0,
+      "W": 1.0
+    },
+    "TranslucencyTexture": "",
+    "Translucency": 0.0,
+    "OpacityTexture": "",
+    "Opacity": 1.0,
+    "ColorTransparency": {
+      "X": 0.0,
+      "Y": 0.0,
+      "Z": 0.0,
+      "W": 1.0
+    },
+    "Refractiveness": 1.0,
+    "Reflectiveness": 1.0
   },
   {
     "ID": "Cube-mat-1",
@@ -25,7 +44,26 @@
       "W": 1.0
     },
     "Roughness": 0.0,
-    "Metallic": 0.0
+    "Metallic": 1.0,
+    "EmissiveTexture": "",
+    "EmissiveColour": {
+      "X": 0.0,
+      "Y": 0.0,
+      "Z": 0.0,
+      "W": 1.0
+    },
+    "TranslucencyTexture": "",
+    "Translucency": 0.0,
+    "OpacityTexture": "",
+    "Opacity": 1.0,
+    "ColorTransparency": {
+      "X": 0.0,
+      "Y": 0.0,
+      "Z": 0.0,
+      "W": 1.0
+    },
+    "Refractiveness": 1.0,
+ "Reflectiveness": 1.0
   },
   {
     "ID": "Cube-mat-2",
@@ -39,6 +77,25 @@
       "W": 1.0
     },
     "Roughness": 0.0,
-    "Metallic": 0.0
+    "Metallic": 1.0,
+    "EmissiveTexture": "",
+    "EmissiveColour": {
+      "X": 0.0,
+      "Y": 0.0,
+      "Z": 0.0,
+      "W": 1.0
+    },
+    "TranslucencyTexture": "",
+    "Translucency": 0.0,
+    "OpacityTexture": "",
+    "Opacity": 1.0,
+    "ColorTransparency": {
+      "X": 0.0,
+      "Y": 0.0,
+      "Z": 0.0,
+      "W": 1.0
+    },
+    "Refractiveness": 1.0,
+ "Reflectiveness": 1.0
   }
 ]

src/main/java/net/halbear/Terrain4J/EngineCore/Display/VulkanRenderer.java

@@ -13,6 +13,7 @@ import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.Pipeline.I
 import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.Pipeline.Images.TextureCache;
 import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.PostProcessing.PostProcess;
 import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.ScreenSpace.AmbientOcclusionRenderer;
+import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.ScreenSpace.ReflectionsRenderer;
 import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.Shadows.ShadowRenderer;
 import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.VkModel.*;
 import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.SpriteRendering.SpriteRenderer;
@@ -53,6 +54,7 @@ public class VulkanRenderer implements Renderer {
     private final Semaphore[] RenderCompleteSemaphores;
     private final SceneRenderer sceneRender;
     private final AmbientOcclusionRenderer ssaoRenderer;
+    private final ReflectionsRenderer ssrRender;
     private final SpriteRenderer spriteRenderer;
     private final LightRenderer lightRenderer;
     private final PostProcess PostProcessor;
@@ -117,7 +119,8 @@ public class VulkanRenderer implements Renderer {
             attachments.add(ssaoRenderer.getSSAOBlurAttachment());
             attachments.add(shadowRender.getShadowAttachment());
             lightRenderer = new LightRenderer(RendererContext, attachments);
-            PostProcessor = new PostProcess(RendererContext, lightRenderer.getAttachment());
+            ssrRender = new ReflectionsRenderer(RendererContext, sceneRender.GetMRTAttachments().GetColourAttachments(), lightRenderer.getAttachment());
+            PostProcessor = new PostProcess(RendererContext, ssrRender.GetSSRAttachment());
 
         } else{
             sceneRender = new ForwardSceneRender(RendererContext);
@@ -125,6 +128,7 @@ public class VulkanRenderer implements Renderer {
             PostProcessor = new PostProcess(RendererContext, sceneRender.GetAttachmentColour());
             lightRenderer = null;
             shadowRender = null;
+            ssrRender = null;
         }
         spriteRenderer= new SpriteRenderer(engineInstance, RendererContext, PostProcessor.GetAttachment());
         GuiRender = new GuiRenderer(engineInstance, RendererContext, GraphicsQueue, PostProcessor.GetAttachment());
@@ -195,6 +199,7 @@ public class VulkanRenderer implements Renderer {
         Logger.debug("Waiting Vulkan Context");
         sceneRender.cleanup(RendererContext);
         if(ssaoRenderer != null)ssaoRenderer.cleanup(RendererContext);
+        if(ssrRender != null)ssrRender.cleanup(RendererContext);
         if(shadowRender != null)shadowRender.cleanup(RendererContext);
         if(lightRenderer != null)lightRenderer.cleanup(RendererContext);
         PostProcessor.CleanUp(RendererContext);
@@ -219,6 +224,23 @@ public class VulkanRenderer implements Renderer {
         VulkanUtils.CleanUpRemaining(RendererContext.GetDevice());
         RendererContext.cleanup();
     }
+
+    public enum DebugRenderMode{
+        Albedo,
+        Normals,
+        Pos,
+        SSAO,
+        Depth,
+        NoPosProcess,
+        Emissive,
+        Translucency,
+        Opacity,
+        PBR
+    }
+
+    public static volatile boolean Debug = false;
+    public static volatile DebugRenderMode debugMode = DebugRenderMode.Albedo;
+
     public void DeferredRender(EngineInstance engineInstance){
         SwapChain swapChain = RendererContext.GetSwapChain();
         WaitForFence(CurrentFrame);
@@ -227,12 +249,6 @@ public class VulkanRenderer implements Renderer {
         var CommandPool = CommandPools[CurrentFrame];
         var CommandBuffer = CommandBuffers[CurrentFrame];
 
-        int ImageIndex;
-        if (Resize || (ImageIndex = swapChain.FetchNextImage(RendererContext.GetDevice(), PresentCompleteSemaphores[imageAcquisitionIndex])) < 0){
-            resize(engineInstance);
-            return;
-        }
-
         RecordingStart(CommandPool, CommandBuffer);
 
         sceneRender.Render(engineInstance,RendererContext,CommandBuffer, modelsCache,materialsCache,CurrentFrame);
@@ -243,9 +259,17 @@ public class VulkanRenderer implements Renderer {
             lightRenderer.render(engineInstance, RendererContext, CommandBuffer, sceneRender.GetMRTAttachments(),
                     shadowRender.getShadowAttachment(), ssaoRenderer.getSSAOBlurAttachment(), CurrentFrame, shadowRender.getCascadeShadows(CurrentFrame));
         } else lightRenderer.render(engineInstance, RendererContext, CommandBuffer, sceneRender.GetMRTAttachments(),ssaoRenderer.getSSAOBlurAttachment(),CurrentFrame);
-        PostProcessor.Render(RendererContext,CommandBuffer,lightRenderer.getAttachment());
+        ssrRender.Render( RendererContext, engineInstance, CommandBuffer, CurrentFrame);
+        PostProcessor.Render(RendererContext,CommandBuffer,ssrRender.GetSSRAttachment());
         spriteRenderer.Render(engineInstance,RendererContext,CommandBuffer,PostProcessor.GetAttachment(),modelsCache,CurrentFrame);
         GuiRender.Render(RendererContext,CommandBuffer,CurrentFrame,PostProcessor.GetAttachment());
+
+        int ImageIndex;
+        if (Resize || (ImageIndex = swapChain.FetchNextImage(RendererContext.GetDevice(), PresentCompleteSemaphores[imageAcquisitionIndex])) < 0){
+            resize(engineInstance);
+            return;
+        }
+
         swapChainRender.Render(RendererContext,CommandBuffer,PostProcessor.GetAttachment(),ImageIndex);
 
         RecordingStop(CommandBuffer);
@@ -290,8 +314,8 @@ public class VulkanRenderer implements Renderer {
             RebuildShadowsRequested = false;
             RebuildShadows();
         }
-
         if (Deferred) DeferredRender(engineInstance);
+//        else if(Deferred)DebugDeferredRender(engineInstance, debugMode);
         else ForwardRender(engineInstance);
     }
 
@@ -338,14 +362,21 @@ public class VulkanRenderer implements Renderer {
         sceneRender.Resize(engineInstance,RendererContext);
         if(Deferred) {
             List<Attachment> attachments = new ArrayList<>(sceneRender.GetMRTAttachments().GetColourAttachments());
-            List<Attachment> ssaoAttachments = new ArrayList<>();
-            ssaoAttachments.add(attachments.get(0));
-            ssaoAttachments.add(attachments.get(2));
-            ssaoRenderer.resize(RendererContext, ssaoAttachments);
             attachments.add(ssaoRenderer.getSSAOBlurAttachment());
             attachments.add(shadowRender.getShadowAttachment());
             lightRenderer.resize(RendererContext, attachments);
-            PostProcessor.Resize(RendererContext, lightRenderer.getAttachment());
+            List<Attachment> ssaoAttachments = new ArrayList<>();
+            ssaoAttachments.add(attachments.get(7));
+            ssaoAttachments.add(attachments.get(2));
+            ssaoRenderer.resize(RendererContext, ssaoAttachments);
+            ssaoAttachments.clear();
+            ssaoAttachments.add(lightRenderer.getAttachment());
+            ssaoAttachments.add(attachments.get(0));
+            ssaoAttachments.add(attachments.get(2));
+            ssaoAttachments.add(attachments.get(3));
+            ssrRender.resize(RendererContext, ssaoAttachments);
+
+            PostProcessor.Resize(RendererContext, ssrRender.GetSSRAttachment());
         } else{
             PostProcessor.Resize(RendererContext, sceneRender.GetAttachmentColour());
         }

src/main/java/net/halbear/Terrain4J/EngineCore/Logic/Rendering/ModelCompiler.java

@@ -139,12 +139,20 @@ public class ModelCompiler {
             SpecularArray = new float[]{0.0f};
         }
 
+        float[] GlossinessArray = new float[]{0.0f};
+        Result = aiGetMaterialFloatArray(aiMaterial,AI_MATKEY_GLOSSINESS_FACTOR,aiTextureType_NONE,0,GlossinessArray,MaxPointer);
+        if(Result != aiReturn_SUCCESS){
+            GlossinessArray = new float[]{0.0f};
+        }
+        if(SpecularArray[0] == 0.0f && GlossinessArray[0] != 0.0f)
+            SpecularArray[0] = GlossinessArray[0];
         if(MetallicArray[0] == 0.0f && SpecularArray[0] != 0.0f)
             MetallicArray[0] = SpecularArray[0];
         if(MetallicRoughTexture.isEmpty()){
             MetallicRoughTexture = SpecularTexture;
         }
 
+
         float[] RoughnessArray = new float[]{0.0f};
         Result = aiGetMaterialFloatArray(aiMaterial,AI_MATKEY_ROUGHNESS_FACTOR,aiTextureType_NONE,0,RoughnessArray,MaxPointer);
         if(Result != aiReturn_SUCCESS){
@@ -169,6 +177,13 @@ public class ModelCompiler {
             OpacityArray = new float[]{0.0f};
         }
 
+        AIColor4D colour_transparency = AIColor4D.create();
+        Vector4f ColorTransparency = new Vector4f();
+        Result = aiGetMaterialColor(aiMaterial,AI_MATKEY_COLOR_TRANSPARENT,aiTextureType_NONE,0,colour_transparency);
+        if(Result != aiReturn_SUCCESS){
+            ColorTransparency.set(colour_transparency.r(),colour_transparency.g(),colour_transparency.b(),colour_transparency.a());
+        }
+
         float[] RefractionArray = new float[]{0.0f};
         Result = aiGetMaterialFloatArray(aiMaterial,AI_MATKEY_REFRACTI,aiTextureType_NONE,0,RefractionArray,MaxPointer);
         if(Result != aiReturn_SUCCESS){
@@ -181,14 +196,6 @@ public class ModelCompiler {
             ReflectionArray = new float[]{0.0f};
         }
 
-        AIColor4D colour_transparency = AIColor4D.create();
-        Vector4f ColorTransparency = new Vector4f();
-
-        Result = aiGetMaterialColor(aiMaterial,AI_MATKEY_COLOR_TRANSPARENT,aiTextureType_NONE,0,colour_transparency);
-        if(Result != aiReturn_SUCCESS){
-            ColorTransparency.set(colour_transparency.r(),colour_transparency.g(),colour_transparency.b(),colour_transparency.a());
-        }
-
         return new MaterialData(ModelName + "-mat-" + Position,DiffuseTexture,NormalTexture, MetallicRoughTexture,diffuse,RoughnessArray[0],MetallicArray[0], EmissiveTexture,emissiveColour, TranslucencyTexture, TranslucencyArray[0], OpacityTexture, OpacityArray[0],ColorTransparency,RefractionArray[0], ReflectionArray[0]);
     }
 

src/main/java/net/halbear/Terrain4J/EngineCore/Main/GameCore.java

@@ -52,7 +52,7 @@ import static org.lwjgl.glfw.GLFW.*;
 public class GameCore implements GameLogic {
 
     private static final float MOUSE_SENSITIVITY = 0.1f;
-    private static final float MOVEMENT_SPEED = 0.1f;
+    private static final float MOVEMENT_SPEED = 0.01f;
     public static boolean LoadingLevel = false;
 
     private Vector2f LastMousePos = new Vector2f(0,0);
@@ -100,11 +100,15 @@ public class GameCore implements GameLogic {
         List<ModelData> models = new ArrayList<>();
         List<MaterialData> materials = new ArrayList<>();
         ModelData SponzaData = ModelLoader.LoadModel("resources/models/Cafe/exterior.json");
+        models.add(SponzaData);
         List<MaterialData> SponzaMaterial = ModelLoader.LoadMaterials("resources/models/Cafe/exterior_mat.json");
+        materials.addAll(SponzaMaterial);
         ModelData SponzaData1 = ModelLoader.LoadModel("resources/models/Cafe/interior.json");
+        models.add(SponzaData1);
         List<MaterialData> SponzaMaterial1= ModelLoader.LoadMaterials("resources/models/Cafe/interior_mat.json");
-        scene.AddActor(new Actor3D("Sponza1", SponzaData.ID(), new Vector3f(0,0f,-5f)).SetScale(0.1f));
+        materials.addAll(SponzaMaterial1);
-        scene.AddActor(new Actor3D("Sponza2", SponzaData1.ID(), new Vector3f(0,0f,-5f)).SetScale(0.1f));
+        scene.AddActor(new Actor3D("Sponza1", SponzaData.ID(), new Vector3f(0,0f,-5f)).SetScale(0.05f));
+        scene.AddActor(new Actor3D("Sponza2", SponzaData1.ID(), new Vector3f(0,0f,-5f)).SetScale(0.05f));
 //        ModelData treeModel = ModelLoader.LoadModel("resources/models/tree/tree.json");
 //        models.add(treeModel);
 //        Actor3D treeEntity = new Actor3D("treeEntity", treeModel.ID(), new Vector3f(0.0f, 0.0f, 0.0f));
@@ -113,8 +117,8 @@ public class GameCore implements GameLogic {
 //        materials.addAll(ModelLoader.LoadMaterials("resources/models/tree/tree_mat.json"));
 //        ModelData treeModel = ModelLoader.LoadModel("resources/models/Forest/forest.json");
 //        models.add(treeModel);
-//        Actor3D treeEntity = new Actor3D("treeEntity", treeModel.ID(), new Vector3f(0.0f, -100.0f, 0.0f));
+//        Actor3D treeEntity = new Actor3D("treeEntity", treeModel.ID(), new Vector3f(0.0f, 00.0f, 0.0f));
-//        treeEntity.SetScale(10f);
+//        treeEntity.SetScale(0.1f);
 //        scene.AddActor(treeEntity);
 //        materials.addAll(ModelLoader.LoadMaterials("resources/models/Forest/forest_mat.json"));
         MelonaData  = ModelLoader.LoadModel("resources/models/cube/Cube.json");
@@ -158,10 +162,6 @@ public class GameCore implements GameLogic {
         }
         boolean createOfflinePlayer = !PrimaryRuntime.IsServer && !ClientSideNetworkUtils.Connected;
 
-        materials.addAll(SponzaMaterial);
-        materials.addAll(SponzaMaterial1);
-        models.add(SponzaData);
-        models.add(SponzaData1);
         materials.addAll(MelonaMat);
         materials.addAll(CollisionVisualisationMat);
         materials.addAll(MelonaMaterial);
@@ -191,89 +191,104 @@ public class GameCore implements GameLogic {
         }
 
         scene.GetLightingManager().GetAmbientLightColour().set(1.0f, 0.9f, 0.75f);
-        scene.GetLightingManager().SetAmbientLightIntensity(0.15f);
+        scene.GetLightingManager().SetAmbientLightIntensity(0.1f);
-        scene.GetLightingManager().GetAmbientLightColour().set(0.3f, 0.35f, 0.5f);
+//        scene.GetLightingManager().GetAmbientLightColour().set(0.6f, 0.5f, 0.4f);
-        scene.GetLightingManager().SetAmbientLightIntensity(0.05f);
+//        scene.GetLightingManager().SetAmbientLightIntensity(0.1f);
-
-        SkyLight = new Light(new Vector3f(1.5f, 1.20f, 1.0f),new Vector3f(0.0f, -1.0f, 0.3f), true, 4.00f);
-        SkyLight = new Light(new Vector3f(0.25f, 0.75f, 1.3f),new Vector3f(0.0f, -1.0f, 0.0f), true, 4.0f);
-        SkyLight.SetType(Light.LightType.Directional);
 
         List<ILight> lights = new ArrayList<>();
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-433, 445f, -424f).div(10.0f),false,3000.0f+ (float)(Math.random() * 100.0)));
-        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,1.0f),new Vector3f(-210, 445f, 460f).div(10.0f),false,700.0f + (float)(Math.random() * 150.0f)));
-        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,1.0f),new Vector3f(-966, 445f, 204f).div(10.0f),false,700.0f + (float)(Math.random() * 150.0f)));
-        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,1.0f),new Vector3f(-176, 445f, 1000f).div(10.0f),false,700.0f + (float)(Math.random() * 150.0f)));
-        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,1.0f),new Vector3f(777, 445f, 858).div(10.0f),false,700.0f + (float)(Math.random() * 150.0f)));
-        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,1.0f),new Vector3f(376, 445f, -2136).div(10.0f),false,700.0f + (float)(Math.random() * 150.0f)));
-        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,2.0f),new Vector3f(2163, 445f, 1880).div(10.0f),false,700.0f + (float)(Math.random() * 150.0f)));
-        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,1.0f),new Vector3f(3334, 445f, 2405).div(10.0f),false,700.0f + (float)(Math.random() * 150.0f)));
-        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,1.0f),new Vector3f(3509, 445f, 1825).div(10.0f),false,700.0f + (float)(Math.random() * 150.0f)));
-        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,1.0f),new Vector3f(3877, 445f, 3378).div(10.0f),false,700.0f + (float)(Math.random() * 150.0f)));
-        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,1.0f),new Vector3f(4925, 445f, 3430).div(10.0f),false,700.0f + (float)(Math.random() * 150.0f)));
-        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,1.0f),new Vector3f(-2083, 445f, -1826).div(10.0f),false,700.0f + (float)(Math.random() * 150.0f)));
 
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(2076, 410, 1272).div(10.0f),false,100.0f));
+        SkyLight = new Light(new Vector3f(1.5f, 1.20f, 1.0f),new Vector3f(0.0f, -1.0f, 0.3f), true, 4.00f);
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(2446, 465, 2303).div(10.0f),false,100.0f));
+       // SkyLight = new Light(new Vector3f(2.75f, 1.75f, 0.3f),new Vector3f(0.0f, -1.0f, 0.0f), true, 6.0f);
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-842, 410, -1141).div(10.0f),false,100.0f));
+        //SkyLight = new Light(new Vector3f(1.5f, 1.20f, 1.0f),new Vector3f(0.0f, -1.0f, 0.3f), true, 5.00f);
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-207, 410, -1830).div(10.0f),false,100.0f));
+        SkyLight.SetType(Light.LightType.Directional);
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(899, 460, -2015).div(10.0f),false,100.0f));
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(1775, 460, -3448).div(10.0f),false,100.0f));
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(1800, 460, -4154).div(10.0f),false,1000.0f));
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-1727, 410, -387).div(10.0f),false,100.0f));
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-1198, 410, -964).div(10.0f),false,100.0f));
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-1778, 410, -1502).div(10.0f),false,100.0f));
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-2692, 333, -2109).div(10.0f),false,100.0f));
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-2849, 333, -1724).div(10.0f),false,100.0f));
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-2019, 410, -729).div(10.0f),false,100.0f));
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-1727, 410, -389).div(10.0f),false,100.0f));
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-1337, 410, 122).div(10.0f),false,100.0f));
 
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(615.8f, 305.5f, -904.1f).div(10.0f),false,200.0f));
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(425.4f, 305.5f, -541.0f).div(10.0f),false,200.0f));
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(501.4f, 305.5f, -102.7f).div(10.0f),false,200.0f));
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(803.0f, 305.5f, 50.2f).div(10.0f),false,200.0f));
-
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(720.4f, 261.6f, -329.2f).div(10.0f),false,75.0f));
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(879.4f,261.6f,-246.3f).div(10.0f),false,75.0f));
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(1037.7f,261.6f,-155.0f).div(10.0f),false,75.0f));
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(663.4f,261.6f,-468.9f).div(10.0f),false,75.0f));
-
-        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(772.3f,243.7f,-513.7f).div(10.0f),false,50.0f));
-
-        lights.add(new Light(new Vector3f(1.2f + (float)Math.random(),1.1f,1.0f),new Vector3f(193.1f,260.7f,-859.3f).div(10.0f),false,50.0f));
-        lights.add(new Light(new Vector3f(1.2f + (float)Math.random(),1.1f,1.0f),new Vector3f(51.0f,260.7f,-603.0f).div(10.0f),false,50.0f));
-        lights.add(new Light(new Vector3f(1.2f + (float)Math.random(),1.1f,1.0f),new Vector3f(-95.0f,260.7f,-334.2f).div(10.0f),false,50.0f));
-        lights.add(new Light(new Vector3f(1.2f + (float)Math.random(),1.1f,1.0f),new Vector3f(41.5f,260.7f,5.7f).div(10.0f),false,50.0f));
-        lights.add(new Light(new Vector3f(1.2f + (float)Math.random(),1.1f,1.0f),new Vector3f(335.8f,260.7f,144.6f).div(10.0f),false,50.0f));
-        lights.add(new Light(new Vector3f(1.2f + (float)Math.random(),1.1f,1.0f),new Vector3f(616.9f,260.7f,255.4f).div(10.0f),false,50.0f));
-
-
-        lights.add(new Light(new Vector3f(0.75f,2.0f,0.75f),new Vector3f(1086, 425, -3375).div(10.0f),false,500.0f));
-
-//        lights.add(new Light(new Vector3f(3.0f,2.25f,0.0f),new Vector3f(350.0f, 1500.0f, -420.0f),false,10000.0f));
-//        lights.add(new Light(new Vector3f(3.0f,2.25f,0.0f),new Vector3f(400.0f, 1550.0f, -350.0f),false,10000.0f));
         lights.add(SkyLight);
 
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-433, 445f, -424f).div(20.0f),false,3000.0f/10.0f+ (float)(Math.random() * 100.0/10.0f)));
+        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,1.0f),new Vector3f(-210, 445f, 460f).div(20.0f),false,700.0f/10.0f + (float)(Math.random() * 150.0f/10.0f)));
+        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,1.0f),new Vector3f(-966, 445f, 204f).div(20.0f),false,700.0f/10.0f + (float)(Math.random() * 150.0f/10.0f)));
+        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,1.0f),new Vector3f(-176, 445f, 1000f).div(20.0f),false,700.0f/10.0f + (float)(Math.random() * 150.0f/10.0f)));
+        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,1.0f),new Vector3f(777, 445f, 858).div(20.0f),false,700.0f/10.0f + (float)(Math.random() * 150.0f/10.0f)));
+        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,1.0f),new Vector3f(376, 445f, -2136).div(20.0f),false,700.0f/10.0f + (float)(Math.random() * 150.0f/10.0f)));
+        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,2.0f),new Vector3f(2163, 445f, 1880).div(20.0f),false,700.0f/10.0f + (float)(Math.random() * 150.0f/10.0f)));
+        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,1.0f),new Vector3f(3334, 445f, 2405).div(20.0f),false,700.0f/10.0f + (float)(Math.random() * 150.0f/10.0f)));
+        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,1.0f),new Vector3f(3509, 445f, 1825).div(20.0f),false,700.0f/10.0f + (float)(Math.random() * 150.0f/10.0f)));
+        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,1.0f),new Vector3f(3877, 445f, 3378).div(20.0f),false,700.0f/10.0f + (float)(Math.random() * 150.0f/10.0f)));
+        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,1.0f),new Vector3f(4925, 445f, 3430).div(20.0f),false,700.0f/10.0f + (float)(Math.random() * 150.0f/10.0f)));
+        lights.add(new Light(new Vector3f(1.9f+ (float)Math.random(),1.5f,1.0f),new Vector3f(-2083, 445f, -1826).div(20.0f),false,700.0f/10.0f + (float)(Math.random() * 150.0f/10.0f)));
+
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(2076, 410, 1272).div(20.0f),false,100.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(2446, 465, 2303).div(20.0f),false,100.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-842, 410, -1141).div(20.0f),false,100.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-207, 410, -1830).div(20.0f),false,100.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(899, 460, -2015).div(20.0f),false,100.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(1775, 460, -3448).div(20.0f),false,100.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(1800, 460, -4154).div(20.0f),false,1000.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-1727, 410, -387).div(20.0f),false,100.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-1198, 410, -964).div(20.0f),false,100.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-1778, 410, -1502).div(20.0f),false,100.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-2692, 333, -2109).div(20.0f),false,100.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-2849, 333, -1724).div(20.0f),false,100.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-2019, 410, -729).div(20.0f),false,100.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-1727, 410, -389).div(20.0f),false,100.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(-1337, 410, 122).div(20.0f),false,100.0f/10.0f));
+
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(615.8f, 305.5f, -904.1f).div(20.0f),false,200.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(425.4f, 305.5f, -541.0f).div(20.0f),false,200.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(501.4f, 305.5f, -102.7f).div(20.0f),false,200.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(803.0f, 305.5f, 50.2f).div(20.0f),false,200.0f/10.0f));
+
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(720.4f, 261.6f, -329.2f).div(20.0f),false,75.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(879.4f,261.6f,-246.3f).div(20.0f),false,75.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(1037.7f,261.6f,-155.0f).div(20.0f),false,75.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(663.4f,261.6f,-468.9f).div(20.0f),false,75.0f/10.0f));
+
+        lights.add(new Light(new Vector3f(1.9f + (float)Math.random(),1.5f,1.0f),new Vector3f(772.3f,243.7f,-513.7f).div(20.0f),false,50.0f/10.0f));
+
+        lights.add(new Light(new Vector3f(1.2f + (float)Math.random(),1.1f,1.0f),new Vector3f(193.1f,260.7f,-859.3f).div(20.0f),false,50.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.2f + (float)Math.random(),1.1f,1.0f),new Vector3f(51.0f,260.7f,-603.0f).div(20.0f),false,50.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.2f + (float)Math.random(),1.1f,1.0f),new Vector3f(-95.0f,260.7f,-334.2f).div(20.0f),false,50.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.2f + (float)Math.random(),1.1f,1.0f),new Vector3f(41.5f,260.7f,5.7f).div(20.0f),false,50.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.2f + (float)Math.random(),1.1f,1.0f),new Vector3f(335.8f,260.7f,144.6f).div(20.0f),false,50.0f/10.0f));
+        lights.add(new Light(new Vector3f(1.2f + (float)Math.random(),1.1f,1.0f),new Vector3f(616.9f,260.7f,255.4f).div(20.0f),false,50.0f/10.0f));
+
+
+        lights.add(new Light(new Vector3f(0.75f,2.0f,0.75f),new Vector3f(1086, 425, -3375).div(20.0f),false,500.0f));
+
+        lights.add(new Light(new Vector3f(3.0f,2.25f,0.0f),new Vector3f(350.0f, 1500.0f, -420.0f),false,10000.0f));
+        lights.add(new Light(new Vector3f(3.0f,2.25f,0.0f),new Vector3f(400.0f, 1550.0f, -350.0f),false,10000.0f));
+
         ILight[] lightArr = new ILight[lights.size()];
         lightArr = lights.toArray(lightArr);
         scene.GetLightingManager().AddLights(lightArr);
 
+        Vector3f Position = new Vector3f(-40, 5, 10);
+
+        SpawnPosition.set(Position);
+        rotationMatrix.set(new Matrix4f().rotateX((float)Math.random()).rotateY((float)Math.random()).rotateZ((float)Math.random()));
+        SpawnDirection.set(new Vector3f((float)Math.random()));
+        rotationMatrix.positiveZ(SpawnDirection).negate().mul(5);
+        SpawnPosition.add(SpawnDirection);
+        var Cube = new Actor3D("MelonaSpawned" + scene.GetActors().size(), CubeModelID, new Vector3f(SpawnPosition));
+
+        Cube.SetScale(5f);
+        ConvexMesh mesh = ConvexMesh.Box(0.5f,0.5f,0.5f);
+        Cube.CreatePhysicsController(mesh ,0);
+        Cube.SetPositionOffset(new Vector3f(0,0,0));
+
+        Cube.SetServerSynced(false);
+
+        scene.AddActor(Cube);
+
         InitiateAudio(engineInstance);
-        for(int i = 0; i < ActorEditorComponents.size(); i++){
+//        permutation.GeneratePermutationArray(5783904701859L);
-            ActorEditorComponents.get(i).UpdateAll();
-        }
-        //if(PrimaryRuntime.IsServer) {
-            permutation.GeneratePermutationArray(5783904701859L);
 //        for(int x = -1; x < 2; x++){
 //            for(int y = -1; y < 2; y++){
 //                GenerateChunk(new Vector3i(x, 0, y), 16);
-//
 //            }
 //        }
 //        for(int i = 0; i < 20; i++){
 //            SpawnNewActor(engineInstance, new Vector3f(-5 + (float)Math.random() * 10,10 + (float)Math.random() * 10, -5 + (float)Math.random() * 10), new Vector3f(0, 0, 0), new Vector3f(1, 1, 1));
-//            }
 //        }
         Settings.textBuffer.set(ClientSideNetworkUtils.ServerIP);
         Settings.UsernameBuffer.set("Player");
@@ -348,7 +363,7 @@ public class GameCore implements GameLogic {
 
         RigidPhysicsController physicsController = (RigidPhysicsController) Melona.GetPhysicsController();
         //RigidBody.RigidBodyRegister.get(physicsController.RigidBodyID).LinearVelocity.set(0,0,-20f -(40f * (float)Math.random()));
-        scene.AddActor(Melona);
+        //scene.AddActor(Melona);
     }
     public void SetPlayerActorID(String id) {
         this.PlayerActorID = id;

src/main/java/net/halbear/Terrain4J/EngineCore/Main/Scene/GUIs/PerformanceOverlay.java

@@ -4,20 +4,28 @@ import imgui.ImGui;
 import imgui.flag.ImGuiCond;
 import imgui.flag.ImGuiWindowFlags;
 import imgui.type.ImFloat;
+import net.halbear.Terrain4J.EngineCore.Display.VulkanRenderer;
 import net.halbear.Terrain4J.EngineCore.Logic.EngineConfig;
 import net.halbear.Terrain4J.EngineCore.Logic.EngineInstance;
 import net.halbear.Terrain4J.EngineCore.Main.AudioInstance;
 import net.halbear.Terrain4J.EngineCore.Main.GameCore;
 import net.halbear.Terrain4J.EngineCore.Main.PrimaryRuntime;
 import net.halbear.Terrain4J.EngineCore.Main.Scene.GUIOverlay;
+import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.PostProcessing.PostProcess;
+import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.ScreenSpace.AmbientOcclusionRenderer;
 import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Structure.DisplayToScreen.DeferredSceneRender;
 import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Structure.DisplayToScreen.ForwardSceneRender;
+import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Util.VulkanBuffer;
 import org.tinylog.Logger;
 
 public class PerformanceOverlay implements GUIOverlay {
     private final ImFloat GammaValue = new ImFloat(0.8545f);
     public int[] ShadowSize = new int[]{4096};
     public int[] ShadowDistance = new int[]{1000};
+    public float[] Gamma = new float[]{1.75f};
+    public float[] Exposure = new float[]{2.5f};
+    public float[] BlurRadius = new float[]{2.5f};
+    public float[] SSAOscale = new float[]{1.0f};
 
     public PerformanceOverlay(){
         ShadowSize[0] = EngineConfig.getInstance().GetShadowMapSize();
@@ -46,6 +54,64 @@ public class PerformanceOverlay implements GUIOverlay {
         ImGui.separator();
         ImGui.text("GRAPHICS SETTINGS:");
         ImGui.text(" ");
+//        ImGui.text("Debug Options");
+//        ImGui.text(" ");
+//        if(ImGui.button("Debug On")){
+//            Logger.debug("Debug On");
+//            VulkanRenderer.Debug = true;
+//        }
+//        ImGui.sameLine();
+//        if(ImGui.button("Debug Off")){
+//            Logger.debug("Debug Off");
+//            VulkanRenderer.Debug = false;
+//        }
+//        if(ImGui.button("Albedo")){
+//            Logger.debug("Albedo");
+//            VulkanRenderer.debugMode = VulkanRenderer.DebugRenderMode.Albedo;
+//        }
+//        ImGui.sameLine();
+//        if(ImGui.button("Normals")){
+//            Logger.debug("Normals");
+//            VulkanRenderer.debugMode = VulkanRenderer.DebugRenderMode.Normals;
+//        }
+//        ImGui.sameLine();
+//        if(ImGui.button("PBR")){
+//            Logger.debug("PBR");
+//            VulkanRenderer.debugMode = VulkanRenderer.DebugRenderMode.PBR;
+//        }
+//        ImGui.sameLine();
+//        if(ImGui.button("SSAO")){
+//            Logger.debug("SSAO");
+//            VulkanRenderer.debugMode = VulkanRenderer.DebugRenderMode.SSAO;
+//        }
+//        if(ImGui.button("Position")){
+//            Logger.debug("Position");
+//            VulkanRenderer.debugMode = VulkanRenderer.DebugRenderMode.Pos;
+//        }
+//        ImGui.sameLine();
+//        if(ImGui.button("Emissive")){
+//            Logger.debug("Emissive");
+//            VulkanRenderer.debugMode = VulkanRenderer.DebugRenderMode.Emissive;
+//        }
+//        ImGui.sameLine();
+//        if(ImGui.button("Opacity")){
+//            Logger.debug("Opacity");
+//            VulkanRenderer.debugMode = VulkanRenderer.DebugRenderMode.Opacity;
+//        }
+//        ImGui.sameLine();
+//        if(ImGui.button("Translucency")){
+//            Logger.debug("Translucency");
+//            VulkanRenderer.debugMode = VulkanRenderer.DebugRenderMode.Translucency;
+//        }
+//        if(ImGui.button("No PostFX")){
+//            Logger.debug("No PostFX");
+//            VulkanRenderer.debugMode = VulkanRenderer.DebugRenderMode.NoPosProcess;
+//        }
+//        ImGui.sameLine();
+//        if(ImGui.button("Depth")){
+//            Logger.debug("Depth");
+//            VulkanRenderer.debugMode = VulkanRenderer.DebugRenderMode.Depth;
+//        }
         ImGui.text("Rendering API:");
         if(ImGui.button("Vulkan")){
             Logger.debug("Switch to Vulkan");
@@ -162,6 +228,18 @@ public class PerformanceOverlay implements GUIOverlay {
             parent.CoolDown = 2000;
             EngineConfig.getInstance().MaxShadowDistance(ShadowDistance[0]);
         }
+        if (ImGui.sliderFloat("Gamma", Gamma, 0,10f)) {
+            PostProcess.GAMMA = Gamma[0];
+        }
+        if (ImGui.sliderFloat("Exposure", Exposure, 0,10f)) {
+            PostProcess.EXPOSURE = Exposure[0];
+        }
+        if (ImGui.sliderFloat("Bloom Radius", BlurRadius, 0,10f)) {
+            PostProcess.BLOOM_RADIUS = BlurRadius[0];
+        }
+        if (ImGui.sliderFloat("SSAO Resolution", SSAOscale, 0,2f)) {
+            AmbientOcclusionRenderer.SSAO_RESOLUTION_SCALE = SSAOscale[0];
+        }
         ImGui.text(" ");
         ImGui.text("anti aliasing:");
         if(ImGui.button("No AA")){
@@ -234,10 +312,6 @@ public class PerformanceOverlay implements GUIOverlay {
             EngineConfig.getInstance().SetAlphaToCoverage(true);
             if(engineInstance.window().GetLinkedApi() == EngineConfig.RenderAPI.Vulkan) PrimaryRuntime.GetRenderThread().GetRenderer().GetSceneRender().RebuildPipelines(PrimaryRuntime.GetRenderThread().GetRenderer().GetVulkanContext());
         }
-        ImGui.inputFloat("Gamma", GammaValue, 0.0025f, 0.22725f, "%.4f");
-        if (ImGui.isItemDeactivatedAfterEdit()) {
-           // EngineConfig.getInstance().Gamma = GammaValue.get();
-        }
         ImGui.separator();
         ImGui.text("Level Tools:");
         if(ImGui.button("Spawn Melona")){

src/main/java/net/halbear/Terrain4J/EngineCore/RenderingAPI/Universal/SSAO/SSAO_Utils.java

@@ -32,9 +32,9 @@ public class SSAO_Utils {
     }
 
     public static ByteBuffer GenerateNoiseTexture() {
-        ByteBuffer buffer = BufferUtils.createByteBuffer(16 * 4 * Float.BYTES);
+        ByteBuffer buffer = BufferUtils.createByteBuffer(4 * 4 * 4 * Float.BYTES);
         Random rnd = new Random();
-        for (int i = 0; i < 16; i++) {
+        for (int i = 0; i < 4 * 4; i++) {
             float x = rnd.nextFloat() * 2.0f - 1.0f;
             float y = rnd.nextFloat() * 2.0f - 1.0f;
             buffer.putFloat(x);

src/main/java/net/halbear/Terrain4J/EngineCore/RenderingAPI/Vulkan/Rendering/DeferredRendering/LightRenderer.java

@@ -82,7 +82,7 @@ public class LightRenderer {
         lightSpecConsts = new LightSpecConsts();
         ShaderModule[] shaderModules = CreateShaderModules(VkCtx, lightSpecConsts,true);
 
-        var textureSamplerInfo = new TextureSamplerInfo(VK_SAMPLER_ADDRESS_MODE_REPEAT,
+        var textureSamplerInfo = new TextureSamplerInfo(VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE,
                 VK_BORDER_COLOR_INT_OPAQUE_BLACK, 1, true);
         textureSampler = new TextureSampler(VkCtx, textureSamplerInfo);
         int numAttachments = attachments.size();
@@ -155,7 +155,7 @@ public class LightRenderer {
         SwapChain swapChain = VkCtx.GetSwapChain();
         VkExtent2D swapChainExtent = swapChain.GetSwapChainExtent();
         return new Attachment(VkCtx, swapChainExtent.width(), swapChainExtent.height(),
-                COLOUR_FORMAT, VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT,1);
+                COLOUR_FORMAT, VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_SAMPLED_BIT,1);
     }
 
     private static VkRenderingAttachmentInfo.Buffer CreateColourAttachmentInfo(Attachment attachment, VkClearValue clearValue) {

src/main/java/net/halbear/Terrain4J/EngineCore/RenderingAPI/Vulkan/Rendering/DeferredRendering/MultiRenderTargetAttachments.java

@@ -12,13 +12,16 @@ import static org.lwjgl.vulkan.VK10.VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT;
 
 public class MultiRenderTargetAttachments {
     public static final int ALBEDO_FORMAT = VK_FORMAT_R16G16B16A16_SFLOAT;
+    public static final int SSR_FORMAT = VK_FORMAT_R16G16B16A16_SFLOAT;
     public static final int DEPTH_FORMAT = VK_FORMAT_D32_SFLOAT;
+    public static final int REFLECT_REFRACT = VK_FORMAT_R16G16_SFLOAT;
     public static final int NORMAL_FORMAT = VK_FORMAT_R16G16B16A16_SFLOAT;
     public static final int PBR_FORMAT = VK_FORMAT_R16G16B16A16_SFLOAT;
     public static final int EMISSIVE_FORMAT = VK_FORMAT_R16G16B16A16_SFLOAT;
     public static final int TRANSLUCECNY_FORMAT = VK_FORMAT_R16G16B16A16_SFLOAT;
     public static final int OPACITY_FORMAT = VK_FORMAT_R16G16B16A16_SFLOAT;
     public static final int POSITION_FORMAT  = VK_FORMAT_R32G32B32A32_SFLOAT;
+    public static final int VIEW_POS_FORMAT  = VK_FORMAT_R16G16B16A16_SFLOAT;
     public static final int SSAO_RAW_ATTACHMENT  = VK_FORMAT_R8_UNORM;
     public static final int SSAO_BLUR_ATTACHMENT  = VK_FORMAT_R8_UNORM;
     private final List<Attachment> ColourAttachments;
@@ -53,6 +56,10 @@ public class MultiRenderTargetAttachments {
         //Opacity
         Attachment = new Attachment(VkCtx, Width, Height, OPACITY_FORMAT, VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT, 1);
         ColourAttachments.add(Attachment);
+        //ViewPos
+        Attachment = new Attachment(VkCtx, Width, Height, VIEW_POS_FORMAT, VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT, 1);
+        ColourAttachments.add(Attachment);
+
         DepthAttachment = new Attachment(VkCtx, Width, Height, DEPTH_FORMAT, VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT, 1);
     }
 

src/main/java/net/halbear/Terrain4J/EngineCore/RenderingAPI/Vulkan/Rendering/PostProcessing/PostProcess.java

@@ -11,6 +11,7 @@ import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.Pipeline.P
 import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.Shader.*;
 import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Structure.DeviceLayers.CommandBuffer;
 import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Structure.DeviceLayers.Device;
+import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Structure.DisplayToScreen.ImageView;
 import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Structure.SwapChain.SwapChain;
 import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Util.VulkanBuffer;
 import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Util.VulkanUtils;
@@ -20,9 +21,12 @@ import org.lwjgl.util.shaderc.Shaderc;
 import org.lwjgl.vulkan.*;
 import org.tinylog.Logger;
 
+import java.nio.ByteBuffer;
 import java.nio.FloatBuffer;
 import java.nio.LongBuffer;
+import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.List;
 
 import static org.lwjgl.vulkan.VK10.*;
 import static org.lwjgl.vulkan.VK13.*;
@@ -30,56 +34,124 @@ import static org.lwjgl.vulkan.VK13.*;
 public class PostProcess {
     public static final int COLOUR_FORMAT = VK_FORMAT_R16G16B16A16_SFLOAT;
     private static final String DESCRIPTOR_ID_ATTACHMENT = "POST_DESC_ID_ATT";
+    private static final String DESCRIPTOR_ID_BLOOM_PROPERTIES_HORIZONTAL = "POST_DESC_ID_BLOOM_PROPERTIES_HORIZONTAL";
+    private static final String DESCRIPTOR_ID_BLOOM_PROPERTIES_VERTICAL = "POST_DESC_ID_BLOOM_PROPERTIES_VERTICAL";
+    private static final String DESCRIPTOR_ID_BLOOM_PROPERTIES_FINAL = "POST_DESC_ID_BLOOM_PROPERTIES_FINAL";
+    private static final String DESCRIPTOR_ID_BLOOM_ATTACHMENT = "POST_DESC_ID_BLOOM_ATT";
+    private static final String DESCRIPTOR_ID_BLOOM_PONG_ATTACHMENT = "POST_DESC_ID_BLOOM_PONG_ATT";
+    private static final String DESCRIPTOR_ID_BLOOM_IMAGE_ATTACHMENT = "POST_DESC_ID_BLOOM_IMAGE_ATT";
     private static final String DESCRIPTOR_ID_SCREEN_SIZE = "POST_DESC_ID_SCREEN_SIZE";
     private static final String MULTI_PASS_FRAGMENT_SHADER_FILE_GLSL = "resources/EngineResources/shaders/multi-sampled_post_process_frag.glsl";
     private static final String MULTI_PASS_FRAGMENT_SHADER_FILE_SPV = MULTI_PASS_FRAGMENT_SHADER_FILE_GLSL + ".spv";
+    private static final String BLOOM_FRAGMENT_SHADER_FILE_GLSL = "resources/EngineResources/shaders/bloom_pass_frag.glsl";
+    private static final String BLOOM_FRAGMENT_SHADER_FILE_SPV = BLOOM_FRAGMENT_SHADER_FILE_GLSL + ".spv";
     private static final String SINGLE_PASS_FRAGMENT_SHADER_FILE_GLSL = "resources/EngineResources/shaders/post_process_frag.glsl";
     private static final String SINGLE_PASS_FRAGMENT_SHADER_FILE_SPV = SINGLE_PASS_FRAGMENT_SHADER_FILE_GLSL + ".spv";
     private static final String VERTEX_SHADER_FILE_GLSL = "resources/EngineResources/shaders/basic_screen_vertex.glsl";
     private static final String VERTEX_SHADER_FILE_SPV = VERTEX_SHADER_FILE_GLSL + ".spv";
 
     private final DescriptorSetLayout AttachmentDescriptorSetLayout;
+    private final DescriptorSetLayout[] MultiAttachmentDescriptorSetLayout = new DescriptorSetLayout[2];
     private final VkClearValue ClearValueColour;
     private final DescriptorSetLayout FragmentUniformDescriptorSetLayout;
     private final Pipeline pipeline;
+    private final Pipeline bloomPipeline;
     private final VulkanBuffer ScreenSizeBuffer;
+    private final VulkanBuffer BloomPropertiesHorizontalBuffer;
+    private final VulkanBuffer BloomPropertiesVerticalBuffer;
+    private final VulkanBuffer BloomPropertiesFinalBuffer;
     private final SpecializationConstants specConstants;
     private final TextureSampler textureSampler;
     private Attachment ColourAttachment;
     private VkRenderingAttachmentInfo.Buffer ColourAttachmentInfo;
+    private VkRenderingAttachmentInfo.Buffer FinalOutputInfo;
+    private Attachment BloomPingAttachment;
+    private Attachment BloomPongAttachment;
+    private Attachment FinalAttachment;
+    private VkRenderingAttachmentInfo.Buffer BloomPingAttachmentInfo;
+    private VkRenderingAttachmentInfo.Buffer BloomPongAttachmentInfo;
     private VkRenderingInfo RenderingInfo;
+    private VkRenderingInfo SingleRenderingInfo;
+    private VkRenderingInfo BloomPingRenderingInfo;
+    private VkRenderingInfo BloomPongRenderingInfo;
 
     public PostProcess(VulkanContext VkCtx, Attachment SrcAttachment){
         ClearValueColour = VkClearValue.calloc();
         ClearValueColour.color(c->c.float32(0,0.0f).float32(1,0.0f).float32(2,0.0f).float32(3,0.0f));
 
         ColourAttachment = CreateColourAttachment(VkCtx);
-        ColourAttachmentInfo = CreateColourAttachmentInfo(ColourAttachment,ClearValueColour);
+        BloomPingAttachment = CreateColourAttachment(VkCtx);
-        RenderingInfo = CreateRenderInfo(ColourAttachment,ColourAttachmentInfo);
+        BloomPongAttachment = CreateColourAttachment(VkCtx);
+        FinalAttachment = CreateColourAttachment(VkCtx);
 
-        var TextureSamplerInfo = new TextureSamplerInfo(VK_SAMPLER_ADDRESS_MODE_REPEAT,VK_BORDER_COLOR_FLOAT_OPAQUE_BLACK,1,true);
+        List<Attachment> attachments = new ArrayList<>();
-        textureSampler = new TextureSampler(VkCtx, TextureSamplerInfo);
+        attachments.add(ColourAttachment);
+        attachments.add(BloomPingAttachment);
+        ColourAttachmentInfo = CreateColourAttachmentInfos(attachments,ClearValueColour);
+        BloomPingAttachmentInfo = CreateColourAttachmentInfo(BloomPingAttachment,ClearValueColour);
+        BloomPongAttachmentInfo = CreateColourAttachmentInfo(BloomPongAttachment,ClearValueColour);
+        FinalOutputInfo = CreateColourAttachmentInfo(FinalAttachment,ClearValueColour);
+        RenderingInfo = CreateRenderInfo(ColourAttachment,ColourAttachmentInfo);
+        BloomPingRenderingInfo = CreateRenderInfo(BloomPingAttachment, BloomPingAttachmentInfo);
+        BloomPongRenderingInfo = CreateRenderInfo(BloomPongAttachment, BloomPongAttachmentInfo);
+        SingleRenderingInfo = CreateRenderInfo(FinalAttachment,FinalOutputInfo);
+
+        var textureSamplerInfo = new TextureSamplerInfo(VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE,
+                VK_BORDER_COLOR_INT_OPAQUE_BLACK, 1, true);
+        textureSampler = new TextureSampler(VkCtx, textureSamplerInfo);
+
+        DescriptorSetLayout.LayoutInformation[] descSetLayouts = new DescriptorSetLayout.LayoutInformation[2];
+        for (int i = 0; i < 2; i++) {
+            descSetLayouts[i] = new DescriptorSetLayout.LayoutInformation(VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, i, 1, VK_SHADER_STAGE_FRAGMENT_BIT);
+        }
 
         var LayoutInfo = new DescriptorSetLayout.LayoutInformation(VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,0,1,VK_SHADER_STAGE_FRAGMENT_BIT);
         AttachmentDescriptorSetLayout = new DescriptorSetLayout(VkCtx, LayoutInfo);
-        CreateAttachmentDescriptorSet(VkCtx, AttachmentDescriptorSetLayout, SrcAttachment,textureSampler);
+        MultiAttachmentDescriptorSetLayout[0] = new DescriptorSetLayout(VkCtx, descSetLayouts);
+        CreateAttachmentDescriptorSet(VkCtx, AttachmentDescriptorSetLayout, SrcAttachment,textureSampler, DESCRIPTOR_ID_ATTACHMENT);
+        CreateAttachmentDescriptorSets(VkCtx, MultiAttachmentDescriptorSetLayout[0], new Attachment[]{BloomPingAttachment, BloomPingAttachment},textureSampler, DESCRIPTOR_ID_BLOOM_ATTACHMENT);
+        CreateAttachmentDescriptorSets(VkCtx, MultiAttachmentDescriptorSetLayout[0], new Attachment[]{BloomPongAttachment, BloomPongAttachment},textureSampler, DESCRIPTOR_ID_BLOOM_PONG_ATTACHMENT);
+        CreateAttachmentDescriptorSets(VkCtx, MultiAttachmentDescriptorSetLayout[0], new Attachment[]{ColourAttachment, BloomPingAttachment},textureSampler, DESCRIPTOR_ID_BLOOM_IMAGE_ATTACHMENT);
 
         LayoutInfo = new DescriptorSetLayout.LayoutInformation(VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, 0,1,VK_SHADER_STAGE_FRAGMENT_BIT);
         FragmentUniformDescriptorSetLayout = new DescriptorSetLayout(VkCtx, LayoutInfo);
         ScreenSizeBuffer = VulkanUtils.CreateHostVisibleBuffer(VkCtx, VulkanUtils.VEC2_SIZE, VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT,DESCRIPTOR_ID_SCREEN_SIZE,FragmentUniformDescriptorSetLayout);
+        BloomPropertiesHorizontalBuffer = VulkanUtils.CreateHostVisibleBuffer(VkCtx, VulkanUtils.BOOLEAN_SIZE * 2 + VulkanUtils.FLOAT_SIZE * 2+ VulkanUtils.VEC4_SIZE, VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT,DESCRIPTOR_ID_BLOOM_PROPERTIES_HORIZONTAL,FragmentUniformDescriptorSetLayout);
+        BloomPropertiesVerticalBuffer = VulkanUtils.CreateHostVisibleBuffer(VkCtx, VulkanUtils.BOOLEAN_SIZE * 2 + VulkanUtils.FLOAT_SIZE * 2 + VulkanUtils.VEC4_SIZE, VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT,DESCRIPTOR_ID_BLOOM_PROPERTIES_VERTICAL,FragmentUniformDescriptorSetLayout);
+        BloomPropertiesFinalBuffer = VulkanUtils.CreateHostVisibleBuffer(VkCtx, VulkanUtils.BOOLEAN_SIZE * 2 + VulkanUtils.FLOAT_SIZE * 2+ VulkanUtils.VEC4_SIZE, VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT,DESCRIPTOR_ID_BLOOM_PROPERTIES_FINAL,FragmentUniformDescriptorSetLayout);
         SetScreenSizeBuffer(VkCtx);
+        SetBloomPropertiesBuffer(VkCtx, BloomPropertiesHorizontalBuffer, true, false);
+        SetBloomPropertiesBuffer(VkCtx, BloomPropertiesVerticalBuffer, false, false);
+        SetBloomPropertiesBuffer(VkCtx, BloomPropertiesFinalBuffer, false, true);
 
         specConstants = new SpecializationConstants();
         ShaderModule[] shaderModules = CreateShaderModules(VkCtx, specConstants);
         pipeline = CreatePipeline(VkCtx, shaderModules, new DescriptorSetLayout[]{AttachmentDescriptorSetLayout, FragmentUniformDescriptorSetLayout});
         Arrays.asList(shaderModules).forEach(shader->shader.CleanUp(VkCtx));
+        shaderModules = CreateBloomShaderModules(VkCtx, specConstants);
+        bloomPipeline = CreateSingleOutputPipeline(VkCtx, shaderModules, new DescriptorSetLayout[]{MultiAttachmentDescriptorSetLayout[0], FragmentUniformDescriptorSetLayout});
         Logger.debug("Post Process Renderer Pipeline -> [{}]",pipeline.GetVulkanPipeline());
     }
 
+    private static VkRenderingAttachmentInfo.Buffer CreateColourAttachmentInfos(List<Attachment> attachments, VkClearValue ClearValue){
+        int numAttachments = attachments.size();
+        VkRenderingAttachmentInfo.Buffer result = VkRenderingAttachmentInfo.calloc(numAttachments);
+        for (int i = 0; i < numAttachments; ++i) {
+            result.get(i)
+                    .sType$Default()
+                    .imageView(attachments.get(i).GetVkImageView().GetVulkanImageView())
+                    .imageLayout(VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL)
+                    .loadOp(VK_ATTACHMENT_LOAD_OP_CLEAR)
+                    .storeOp(VK_ATTACHMENT_STORE_OP_STORE)
+                    .clearValue(ClearValue);
+        }
+        return result;
+    }
+
     private static Attachment CreateColourAttachment(VulkanContext VkCtx){
         SwapChain swapChain = VkCtx.GetSwapChain();
         VkExtent2D SwapChainExtent = swapChain.GetSwapChainExtent();
-        return new Attachment(VkCtx,SwapChainExtent.width(),SwapChainExtent.height(),COLOUR_FORMAT,VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT);
+        return new Attachment(VkCtx,SwapChainExtent.width(),SwapChainExtent.height(),COLOUR_FORMAT,VK_IMAGE_USAGE_SAMPLED_BIT | VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT);
     }
 
     private static VkRenderingAttachmentInfo.Buffer CreateColourAttachmentInfo(Attachment SrcAttachment, VkClearValue ClearValue){
@@ -94,7 +166,19 @@ public class PostProcess {
 
     private static Pipeline CreatePipeline(VulkanContext VkCtx, ShaderModule[] shaderModules, DescriptorSetLayout[] descriptorSetLayouts){
         var VertexBufferStruct = new EmptyVertexBufferStruct();
-        var BuildInfo = new PipelineBuildInfo(shaderModules,VertexBufferStruct.GetVertexInput(),new int[]{COLOUR_FORMAT}).SetDescriptorSetLayouts(descriptorSetLayouts).BlendingIsUsed(true);
+        var BuildInfo = new PipelineBuildInfo(shaderModules, VertexBufferStruct.GetVertexInput(), new int[]{COLOUR_FORMAT, COLOUR_FORMAT})
+                .SetDescriptorSetLayouts(descriptorSetLayouts)
+                .BlendingIsUsed(true);
+        var PipeLine = new DefaultPipeline(VkCtx, BuildInfo);
+        VertexBufferStruct.CleanUp();
+        return PipeLine;
+    }
+
+    private static Pipeline CreateSingleOutputPipeline(VulkanContext VkCtx, ShaderModule[] shaderModules, DescriptorSetLayout[] descriptorSetLayouts){
+        var VertexBufferStruct = new EmptyVertexBufferStruct();
+        var BuildInfo = new PipelineBuildInfo(shaderModules, VertexBufferStruct.GetVertexInput(), new int[]{COLOUR_FORMAT})
+                .SetDescriptorSetLayouts(descriptorSetLayouts)
+                .BlendingIsUsed(true);
         var PipeLine = new DefaultPipeline(VkCtx, BuildInfo);
         VertexBufferStruct.CleanUp();
         return PipeLine;
@@ -116,13 +200,37 @@ public class PostProcess {
         return renderingInfo;
     }
 
-    private static void CreateAttachmentDescriptorSet(VulkanContext VkCtx, DescriptorSetLayout descriptorSetLayout, Attachment attachment, TextureSampler textureSampler){
+    private static void CreateAttachmentDescriptorSets(VulkanContext VkCtx, DescriptorSetLayout descriptorSetLayout, Attachment[] attachment, TextureSampler textureSampler, String descriptorID){
         DescriptorAllocator descriptorAllocator = VkCtx.GetDescriptorAllocator();
         Device device = VkCtx.GetDevice();
-        DescriptorSet descriptorSet = descriptorAllocator.AddDescriptorSets(device,DESCRIPTOR_ID_ATTACHMENT,1 , descriptorSetLayout)[0];
+        DescriptorSet descriptorSet = descriptorAllocator.AddDescriptorSets(device,descriptorID,1 , descriptorSetLayout)[0];
+        List<ImageView> images = new ArrayList<>();
+        for(int i = 0; i < attachment.length; i++) {
+            images.add(attachment[i].GetVkImageView());
+        }
+        descriptorSet.SetImages(device,images,textureSampler,0);
+    }
+
+
+    private static void CreateAttachmentDescriptorSet(VulkanContext VkCtx, DescriptorSetLayout descriptorSetLayout, Attachment attachment, TextureSampler textureSampler, String descriptorID){
+        DescriptorAllocator descriptorAllocator = VkCtx.GetDescriptorAllocator();
+        Device device = VkCtx.GetDevice();
+        DescriptorSet descriptorSet = descriptorAllocator.AddDescriptorSets(device,descriptorID,1 , descriptorSetLayout)[0];
         descriptorSet.SetImage(device,attachment.GetVkImageView(),textureSampler,0);
     }
 
+    private static ShaderModule[] CreateBloomShaderModules(VulkanContext VkCtx, SpecializationConstants specConstants){
+        if(EngineConfig.getInstance().RecompileShaders()){
+            ShaderCompiler.CompileGLSLShaderOnChange(VERTEX_SHADER_FILE_GLSL, Shaderc.shaderc_glsl_vertex_shader);
+            ShaderCompiler.CompileGLSLShaderOnChange(BLOOM_FRAGMENT_SHADER_FILE_GLSL, Shaderc.shaderc_glsl_fragment_shader);
+        }
+        return new ShaderModule[]{
+                new ShaderModule(VkCtx,VK_SHADER_STAGE_VERTEX_BIT,VERTEX_SHADER_FILE_SPV,null),
+                new ShaderModule(VkCtx,VK_SHADER_STAGE_FRAGMENT_BIT,BLOOM_FRAGMENT_SHADER_FILE_SPV,null)
+        };
+
+    }
+
     private static ShaderModule[] CreateShaderModules(VulkanContext VkCtx, SpecializationConstants specConstants){
         String ShaderPath = SINGLE_PASS_FRAGMENT_SHADER_FILE_GLSL;
         if(EngineConfig.getInstance().RecompileShaders()){
@@ -140,6 +248,9 @@ public class PostProcess {
     }
 
     public void Render(VulkanContext VkCtx, CommandBuffer commandBuffer, Attachment SrcAttachment){
+        SetBloomPropertiesBuffer(VkCtx, BloomPropertiesHorizontalBuffer, true, false);
+        SetBloomPropertiesBuffer(VkCtx, BloomPropertiesVerticalBuffer, false, false);
+        SetBloomPropertiesBuffer(VkCtx, BloomPropertiesFinalBuffer, false, true);
         try(var MemStack = MemoryStack.stackPush()){
             SwapChain swapChain = VkCtx.GetSwapChain();
             VkCommandBuffer CommandHandle = commandBuffer.GetVulkanCommandBuffer();
@@ -150,6 +261,12 @@ public class PostProcess {
             VulkanUtils.ImageBarrier(MemStack,CommandHandle,ColourAttachment.GetVkImage().getVulkanImage(),
                     VK_IMAGE_LAYOUT_UNDEFINED,VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,VK_PIPELINE_STAGE_2_TOP_OF_PIPE_BIT,VK_PIPELINE_STAGE_2_COLOR_ATTACHMENT_OUTPUT_BIT,
                     VK_ACCESS_2_NONE,VK_ACCESS_2_COLOR_ATTACHMENT_WRITE_BIT,VK_IMAGE_ASPECT_COLOR_BIT);
+            VulkanUtils.ImageBarrier(MemStack,CommandHandle,BloomPingAttachment.GetVkImage().getVulkanImage(),
+                    VK_IMAGE_LAYOUT_UNDEFINED,VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,VK_PIPELINE_STAGE_2_TOP_OF_PIPE_BIT,VK_PIPELINE_STAGE_2_COLOR_ATTACHMENT_OUTPUT_BIT,
+                    VK_ACCESS_2_NONE,VK_ACCESS_2_COLOR_ATTACHMENT_WRITE_BIT,VK_IMAGE_ASPECT_COLOR_BIT);
+            VulkanUtils.ImageBarrier(MemStack,CommandHandle,BloomPongAttachment.GetVkImage().getVulkanImage(),
+                    VK_IMAGE_LAYOUT_UNDEFINED,VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,VK_PIPELINE_STAGE_2_TOP_OF_PIPE_BIT,VK_PIPELINE_STAGE_2_COLOR_ATTACHMENT_OUTPUT_BIT,
+                    VK_ACCESS_2_NONE,VK_ACCESS_2_COLOR_ATTACHMENT_WRITE_BIT,VK_IMAGE_ASPECT_COLOR_BIT);
             vkCmdBeginRendering(CommandHandle,RenderingInfo);
             vkCmdBindPipeline(CommandHandle,VK_PIPELINE_BIND_POINT_GRAPHICS,pipeline.GetVulkanPipeline());
 
@@ -177,9 +294,82 @@ public class PostProcess {
             vkCmdBindDescriptorSets(CommandHandle,VK_PIPELINE_BIND_POINT_GRAPHICS,pipeline.GetVulkanPipelineLayout(),0,DescriptorSets,null);
             vkCmdDraw(CommandHandle,3,1,0,0);
             vkCmdEndRendering(CommandHandle);
+
+            VulkanUtils.ImageBarrier(MemStack,CommandHandle,ColourAttachment.GetVkImage().getVulkanImage(),
+                    VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL,VK_PIPELINE_STAGE_2_COLOR_ATTACHMENT_OUTPUT_BIT,
+                    VK_PIPELINE_STAGE_2_FRAGMENT_SHADER_BIT,VK_ACCESS_2_COLOR_ATTACHMENT_WRITE_BIT,VK_ACCESS_2_SHADER_READ_BIT,VK_IMAGE_ASPECT_COLOR_BIT);
+            VulkanUtils.ImageBarrier(MemStack,CommandHandle,BloomPingAttachment.GetVkImage().getVulkanImage(),
+                    VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL,VK_PIPELINE_STAGE_2_COLOR_ATTACHMENT_OUTPUT_BIT,
+                    VK_PIPELINE_STAGE_2_FRAGMENT_SHADER_BIT,VK_ACCESS_2_COLOR_ATTACHMENT_WRITE_BIT,VK_ACCESS_2_SHADER_READ_BIT,VK_IMAGE_ASPECT_COLOR_BIT);
+
+            int Passes = 10;
+            boolean bloomPongHasBeenWritten = false;
+
+            for(int i = 0; i < Passes; i++){
+                boolean writePong = i % 2 == 0;
+
+                Attachment srcBloomAttachment = writePong ? BloomPingAttachment : BloomPongAttachment;
+                Attachment dstBloomAttachment = writePong ? BloomPongAttachment : BloomPingAttachment;
+                VkRenderingInfo dstRenderingInfo = writePong ? BloomPongRenderingInfo : BloomPingRenderingInfo;
+                String srcDescriptorId = writePong ? DESCRIPTOR_ID_BLOOM_ATTACHMENT : DESCRIPTOR_ID_BLOOM_PONG_ATTACHMENT;
+                String bloomPropertiesDescriptorId = writePong ? DESCRIPTOR_ID_BLOOM_PROPERTIES_HORIZONTAL : DESCRIPTOR_ID_BLOOM_PROPERTIES_VERTICAL;
+
+                int dstOldLayout = writePong && !bloomPongHasBeenWritten
+                        ? VK_IMAGE_LAYOUT_UNDEFINED
+                        : VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
+
+                VulkanUtils.ImageBarrier(MemStack,CommandHandle,dstBloomAttachment.GetVkImage().getVulkanImage(),
+                        dstOldLayout,VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
+                        VK_PIPELINE_STAGE_2_FRAGMENT_SHADER_BIT,VK_PIPELINE_STAGE_2_COLOR_ATTACHMENT_OUTPUT_BIT,
+                        VK_ACCESS_2_SHADER_READ_BIT,VK_ACCESS_2_COLOR_ATTACHMENT_WRITE_BIT,
+                        VK_IMAGE_ASPECT_COLOR_BIT);
+
+                vkCmdBeginRendering(CommandHandle,dstRenderingInfo);
+                vkCmdBindPipeline(CommandHandle,VK_PIPELINE_BIND_POINT_GRAPHICS,bloomPipeline.GetVulkanPipeline());
+
+                vkCmdSetViewport(CommandHandle,0,Viewport);
+                vkCmdSetScissor(CommandHandle,0,Scissor);
+
+                LongBuffer BloomDescriptorSets = MemStack.mallocLong(2)
+                        .put(0,descriptorAllocator.GetDescriptorSet(srcDescriptorId).GetVkDescriptorSet())
+                        .put(1,descriptorAllocator.GetDescriptorSet(bloomPropertiesDescriptorId).GetVkDescriptorSet());
+                vkCmdBindDescriptorSets(CommandHandle,VK_PIPELINE_BIND_POINT_GRAPHICS,bloomPipeline.GetVulkanPipelineLayout(),0,BloomDescriptorSets,null);
+
+                vkCmdDraw(CommandHandle,3,1,0,0);
+                vkCmdEndRendering(CommandHandle);
+
+                VulkanUtils.ImageBarrier(MemStack,CommandHandle,dstBloomAttachment.GetVkImage().getVulkanImage(),
+                        VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL,
+                        VK_PIPELINE_STAGE_2_COLOR_ATTACHMENT_OUTPUT_BIT,VK_PIPELINE_STAGE_2_FRAGMENT_SHADER_BIT,
+                        VK_ACCESS_2_COLOR_ATTACHMENT_WRITE_BIT,VK_ACCESS_2_SHADER_READ_BIT,
+                        VK_IMAGE_ASPECT_COLOR_BIT);
+
+                if(writePong){
+                    bloomPongHasBeenWritten = true;
                 }
             }
 
+            VulkanUtils.ImageBarrier(MemStack,CommandHandle,FinalAttachment.GetVkImage().getVulkanImage(),
+                    VK_IMAGE_LAYOUT_UNDEFINED,VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
+                    VK_PIPELINE_STAGE_2_TOP_OF_PIPE_BIT,VK_PIPELINE_STAGE_2_COLOR_ATTACHMENT_OUTPUT_BIT,
+                    VK_ACCESS_2_NONE,VK_ACCESS_2_COLOR_ATTACHMENT_WRITE_BIT,
+                    VK_IMAGE_ASPECT_COLOR_BIT);
+
+            vkCmdBeginRendering(CommandHandle,SingleRenderingInfo);
+            vkCmdBindPipeline(CommandHandle,VK_PIPELINE_BIND_POINT_GRAPHICS,bloomPipeline.GetVulkanPipeline());
+
+            vkCmdSetViewport(CommandHandle,0,Viewport);
+
+            vkCmdSetScissor(CommandHandle,0,Scissor);
+            LongBuffer BloomDescriptorSets = MemStack.mallocLong(2)
+                    .put(0,descriptorAllocator.GetDescriptorSet(DESCRIPTOR_ID_BLOOM_IMAGE_ATTACHMENT).GetVkDescriptorSet())
+                    .put(1,descriptorAllocator.GetDescriptorSet(DESCRIPTOR_ID_BLOOM_PROPERTIES_FINAL).GetVkDescriptorSet());
+            vkCmdBindDescriptorSets(CommandHandle,VK_PIPELINE_BIND_POINT_GRAPHICS,bloomPipeline.GetVulkanPipelineLayout(),0,BloomDescriptorSets,null);
+            vkCmdDraw(CommandHandle,3,1,0,0);
+
+            vkCmdEndRendering(CommandHandle);
+        }
+    }
     public void Resize(VulkanContext VkCtx, Attachment SrcAttachment){
         RenderingInfo.free();;
         ColourAttachment.CleanUp(VkCtx);
@@ -188,11 +378,14 @@ public class PostProcess {
         ColourAttachmentInfo = CreateColourAttachmentInfo(ColourAttachment,ClearValueColour);
         RenderingInfo = CreateRenderInfo(ColourAttachment,ColourAttachmentInfo);
 
-        DescriptorAllocator descriptorAllocator = VkCtx.GetDescriptorAllocator();
+        CreateAttachmentDescriptorSet(VkCtx, AttachmentDescriptorSetLayout, SrcAttachment,textureSampler, DESCRIPTOR_ID_ATTACHMENT);
-        DescriptorSet descriptorSet = descriptorAllocator.GetDescriptorSet(DESCRIPTOR_ID_ATTACHMENT);
+        CreateAttachmentDescriptorSets(VkCtx, MultiAttachmentDescriptorSetLayout[0], new Attachment[]{BloomPingAttachment, BloomPingAttachment},textureSampler, DESCRIPTOR_ID_BLOOM_ATTACHMENT);
-        descriptorSet.SetImage(VkCtx.GetDevice(),SrcAttachment.GetVkImageView(),textureSampler,0);
+        CreateAttachmentDescriptorSets(VkCtx, MultiAttachmentDescriptorSetLayout[0], new Attachment[]{BloomPongAttachment, BloomPongAttachment},textureSampler, DESCRIPTOR_ID_BLOOM_PONG_ATTACHMENT);
-
+        CreateAttachmentDescriptorSets(VkCtx, MultiAttachmentDescriptorSetLayout[0], new Attachment[]{ColourAttachment, BloomPingAttachment},textureSampler, DESCRIPTOR_ID_BLOOM_IMAGE_ATTACHMENT);
         SetScreenSizeBuffer(VkCtx);
+        SetBloomPropertiesBuffer(VkCtx, BloomPropertiesHorizontalBuffer, true, false);
+        SetBloomPropertiesBuffer(VkCtx, BloomPropertiesVerticalBuffer, false, false);
+        SetBloomPropertiesBuffer(VkCtx, BloomPropertiesFinalBuffer, false, true);
     }
 
     private void SetScreenSizeBuffer(VulkanContext VkCtx){
@@ -204,11 +397,35 @@ public class PostProcess {
         ScreenSizeBuffer.UnMapMemory(VkCtx);
     }
 
-    public Attachment GetAttachment(){return ColourAttachment;}
+    public static float GAMMA = 1.75f;
+    public static float EXPOSURE = 2.5f;
+    public static float BLOOM_RADIUS = 2.5f;
+
+    private void SetBloomPropertiesBuffer(VulkanContext VkCtx, VulkanBuffer buffer, boolean horizontal, boolean Complete){
+        long MappedMemory = buffer.MapMemory(VkCtx);
+        ByteBuffer dataBuffer = MemoryUtil.memByteBuffer(MappedMemory,(int)buffer.GetRequestedSize());
+        int Offset = 0;
+        dataBuffer.putInt(Offset,Complete ? 1 : 0);
+        Offset += VulkanUtils.BOOLEAN_SIZE;
+        dataBuffer.putInt(Offset,horizontal ? 1 : 0);
+        Offset += VulkanUtils.BOOLEAN_SIZE;
+        dataBuffer.putFloat(Offset,GAMMA);
+        Offset += VulkanUtils.FLOAT_SIZE;
+        dataBuffer.putFloat(Offset,EXPOSURE);
+        Offset += VulkanUtils.FLOAT_SIZE;
+        dataBuffer.putFloat(Offset,BLOOM_RADIUS);
+        Offset += VulkanUtils.FLOAT_SIZE;
+        buffer.UnMapMemory(VkCtx);
+    }
+
+    public Attachment GetAttachment(){return FinalAttachment;}
 
     public void CleanUp(VulkanContext VkCtx){
         ClearValueColour.free();
         ColourAttachment.CleanUp(VkCtx);
+        BloomPingAttachment.CleanUp(VkCtx);
+        BloomPongAttachment.CleanUp(VkCtx);
+        FinalAttachment.CleanUp(VkCtx);
         textureSampler.CleanUp(VkCtx);
         AttachmentDescriptorSetLayout.CleanUp(VkCtx);
         FragmentUniformDescriptorSetLayout.CleanUp(VkCtx);
@@ -216,6 +433,9 @@ public class PostProcess {
         RenderingInfo.free();
         ColourAttachmentInfo.free();
         ScreenSizeBuffer.cleanup(VkCtx);
+        BloomPropertiesHorizontalBuffer.cleanup(VkCtx);
+        BloomPropertiesVerticalBuffer.cleanup(VkCtx);
+        BloomPropertiesFinalBuffer.cleanup(VkCtx);
         specConstants.CleanUp();
     }
 }

src/main/java/net/halbear/Terrain4J/EngineCore/RenderingAPI/Vulkan/Rendering/ScreenSpace/AmbientOcclusionRenderer.java

@@ -34,8 +34,7 @@ import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 
-import static net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.DeferredRendering.MultiRenderTargetAttachments.SSAO_BLUR_ATTACHMENT;
+import static net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.DeferredRendering.MultiRenderTargetAttachments.*;
-import static net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.DeferredRendering.MultiRenderTargetAttachments.SSAO_RAW_ATTACHMENT;
 import static org.lwjgl.vulkan.VK10.*;
 import static org.lwjgl.vulkan.VK10.VK_SHADER_STAGE_FRAGMENT_BIT;
 import static org.lwjgl.vulkan.VK13.*;
@@ -47,9 +46,9 @@ public class AmbientOcclusionRenderer {
                     VulkanUtils.MATRIX4X4_SIZE + // view
                     VulkanUtils.VEC4_SIZE +      // screenSize.xy, radius, bias
                     VulkanUtils.VEC4_SIZE;       // kernelSize + padding
-    private static final int SSAO_KERNEL_SIZE = 32;
+    private static final int SSAO_KERNEL_SIZE = 64;
-    private static final float SSAO_RADIUS = 5.0f;
+    private static final float SSAO_RADIUS = 2.75f;
-    private static final float SSAO_BIAS = 0.15f;
+    private static final float SSAO_BIAS = 0.25f;
     private static final long SSAO_KERNEL_BUFFER_SIZE = SSAO_KERNEL_SIZE * 4L * VulkanUtils.FLOAT_SIZE;
 
     private static final String DESC_ID_SSAO_ATTACHMENTS = "SSAO_DESC_ID_ATTACHMENTS";
@@ -67,7 +66,9 @@ public class AmbientOcclusionRenderer {
     private VkRenderingAttachmentInfo.Buffer ssaoAttachmentInfo;
     private Attachment ssaoBlurAttachment;
     private VkRenderingAttachmentInfo.Buffer ssaoBlurAttachmentInfo;
-    private final Attachment[] SSAO_ATTACHMENTS = new Attachment[2];
+    private Attachment ssaoViewPosAttachment;
+    private VkRenderingAttachmentInfo.Buffer ssaoViewPosAttachmentInfo;
+    private final Attachment[] SSAO_ATTACHMENTS = new Attachment[3];
 
     private final Pipeline ssaoPipeline;
     private final Pipeline blurPipeline;
@@ -90,14 +91,15 @@ public class AmbientOcclusionRenderer {
 
     public AmbientOcclusionRenderer(VulkanContext VkCtx, List<Attachment> MRTAttachments, Queue queue) {
         List<Attachment> attachments = new ArrayList<>();
-        attachments.add(MRTAttachments.get(0)); // position
+        attachments.add(MRTAttachments.get(7)); // position
         attachments.add(MRTAttachments.get(2)); // normal
         CreateAttachments(VkCtx);
         clearColour = VkClearValue.calloc().color(
                 c -> c.float32(0, 0.0f).float32(1, 0.0f).float32(2, 0.0f).float32(3, 0.0f));
         ssaoAttachmentInfo = CreateColourAttachmentInfo(ssaoAttachment, clearColour);
         ssaoBlurAttachmentInfo = CreateColourAttachmentInfo(ssaoBlurAttachment, clearColour);
-        var textureSamplerInfo = new TextureSamplerInfo(VK_SAMPLER_ADDRESS_MODE_REPEAT,
+        ssaoViewPosAttachmentInfo = CreateColourAttachmentInfo(ssaoViewPosAttachment, clearColour);
+        var textureSamplerInfo = new TextureSamplerInfo(VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE,
                 VK_BORDER_COLOR_INT_OPAQUE_BLACK, 1, true);
         textureSampler = new TextureSampler(VkCtx, textureSamplerInfo);
 
@@ -118,9 +120,9 @@ public class AmbientOcclusionRenderer {
 
         attachments.add(NoiseImageAttachment);
 
-        ssaoKernelDescriptorLayout = new DescriptorSetLayout(VkCtx, new DescriptorSetLayout.LayoutInformation(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER,
+        ssaoKernelDescriptorLayout = new DescriptorSetLayout(VkCtx, new DescriptorSetLayout.LayoutInformation(VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER,
                 0, 1, VK_SHADER_STAGE_FRAGMENT_BIT));
-        sampleKernelBuffer = VulkanUtils.CreateHostVisibleBuffer(VkCtx, SSAO_KERNEL_BUFFER_SIZE, VK_BUFFER_USAGE_STORAGE_BUFFER_BIT,
+        sampleKernelBuffer = VulkanUtils.CreateHostVisibleBuffer(VkCtx, SSAO_KERNEL_BUFFER_SIZE, VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT,
                 DESC_ID_SSAO_KERNEL, ssaoKernelDescriptorLayout);
         long MappedMemory = sampleKernelBuffer.MapMemory(VkCtx);
         FloatBuffer KernelBuffer = SSAO_Utils.GenerateSampleKernel(SSAO_KERNEL_SIZE, MappedMemory);
@@ -137,16 +139,20 @@ public class AmbientOcclusionRenderer {
         ssaoInfoDescriptorLayout = new DescriptorSetLayout(VkCtx,new DescriptorSetLayout.LayoutInformation( VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER,
                 0,1,VK_SHADER_STAGE_FRAGMENT_BIT ));
 
-        blurDescriptorLayout = new DescriptorSetLayout(VkCtx,new DescriptorSetLayout.LayoutInformation( VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
+        DescriptorSetLayout.LayoutInformation[] descriptorSetLayouts = new DescriptorSetLayout.LayoutInformation[]{
-                0,1,VK_SHADER_STAGE_FRAGMENT_BIT ));
+                new DescriptorSetLayout.LayoutInformation( VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
+                0,1,VK_SHADER_STAGE_FRAGMENT_BIT ),
+                new DescriptorSetLayout.LayoutInformation( VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER,
+                1,1,VK_SHADER_STAGE_FRAGMENT_BIT )};
 
+        blurDescriptorLayout = new DescriptorSetLayout(VkCtx,descriptorSetLayouts);
         CreateBlurDescriptorSet(VkCtx);
 
         ssaoInfoBuffers = VulkanUtils.CreateHostVisibleBuffers(VkCtx,SSAO_INFO_BUFFER_SIZE, VulkanUtils.MAX_IN_FLIGHT,
                 VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT, DESC_ID_SSAO_INFO,ssaoInfoDescriptorLayout);
 
-        ssaoRenderInfo = CreateRenderInfo(ssaoAttachment, ssaoAttachmentInfo);
+        ssaoRenderInfo = CreateRenderInfo(ssaoAttachment, ssaoAttachmentInfo,true);
-        ssaoBlurRenderInfo = CreateRenderInfo(ssaoBlurAttachment, ssaoBlurAttachmentInfo);
+        ssaoBlurRenderInfo = CreateRenderInfo(ssaoBlurAttachment, ssaoBlurAttachmentInfo,false);
 
         ShaderModule[] shaderModules = CreateRawShaderModules(VkCtx);
         ssaoPipeline = CreatePipeline(VkCtx, shaderModules,
@@ -159,15 +165,20 @@ public class AmbientOcclusionRenderer {
 
         shaderModules = CreateBlurShaderModules(VkCtx);
         blurPipeline = CreatePipeline( VkCtx, shaderModules,
-                new DescriptorSetLayout[]{ blurDescriptorLayout },
+                new DescriptorSetLayout[]{ blurDescriptorLayout },true );
-                true );
         Arrays.stream(shaderModules).toList().forEach(shaderModule -> shaderModule.CleanUp(VkCtx));
     }
 
 
     private static Pipeline CreatePipeline(VulkanContext VkCtx, ShaderModule[] shaderModules, DescriptorSetLayout[] descSetLayouts, boolean blur) {
         var vtxBuffStruct = new EmptyVertexBufferStruct();
-        var buildInfo = new PipelineBuildInfo(shaderModules, vtxBuffStruct.GetVertexInput(),new int[]{blur ? SSAO_BLUR_ATTACHMENT : SSAO_RAW_ATTACHMENT})
+        int[] formats;
+        if(blur){
+            formats = new int[]{SSAO_BLUR_ATTACHMENT, VIEW_POS_FORMAT};
+        } else {
+            formats = new int[]{SSAO_RAW_ATTACHMENT, VIEW_POS_FORMAT};
+        }
+        var buildInfo = new PipelineBuildInfo(shaderModules, vtxBuffStruct.GetVertexInput(),formats)
                 .SetDescriptorSetLayouts(descSetLayouts)
                 .BlendingIsUsed(false)
                 .SetDepthWrite(false)
@@ -209,14 +220,17 @@ public class AmbientOcclusionRenderer {
                 .clearValue(clearValue);
     }
 
-    private static VkRenderingInfo CreateRenderInfo(Attachment attachment, VkRenderingAttachmentInfo.Buffer attachmentInfo) {
+    private static VkRenderingInfo CreateRenderInfo(Attachment attachment, VkRenderingAttachmentInfo.Buffer attachmentInfo, boolean Raw) {
+
+           int Width = attachment.GetVkImage().GetWidth();
+           int Height = attachment.GetVkImage().GetHeight();
         return VkRenderingInfo.calloc()
                 .sType$Default()
                 .renderArea(area -> area
                         .offset(offset -> offset.x(0).y(0))
                         .extent(extent -> extent
-                                .width(attachment.GetVkImage().GetWidth())
+                                .width(Width)
-                                .height(attachment.GetVkImage().GetHeight())))
+                                .height(Height)))
                 .layerCount(1)
                 .pColorAttachments(attachmentInfo);
     }
@@ -236,19 +250,31 @@ public class AmbientOcclusionRenderer {
         DescriptorSet descSet = vkCtx.GetDescriptorAllocator().AddDescriptorSet(
                 vkCtx.GetDevice(),DESC_ID_SSAO_BLUR_INPUT, blurDescriptorLayout);
 
-        descSet.SetImage(vkCtx.GetDevice(), ssaoAttachment.GetVkImageView(),
+        List<ImageView> imageViews = new ArrayList<>();
-                textureSampler,0);
+        imageViews.add(ssaoAttachment.GetVkImageView());
+        imageViews.add(ssaoViewPosAttachment.GetVkImageView());
+
+        descSet.SetImages(vkCtx.GetDevice(), imageViews,textureSampler,0);
     }
 
     private void CreateAttachments(VulkanContext VkCtx){
         SwapChain swapChain = VkCtx.GetSwapChain();
         VkExtent2D swapChainExtent = swapChain.GetSwapChainExtent();
+
+        float AspectRatio = (float)swapChainExtent.width()/(float)swapChainExtent.height();
+        int Width = swapChainExtent.width();
+        int Height = swapChainExtent.height();
+        int RawWidth = (int)(Math.round(Math.min(swapChainExtent.width()/2.0f, 1920 * AspectRatio)));
+        int RawHeight = (int)(Math.round(Math.min(swapChainExtent.height()/2.0f, 1080)));
         //SSAO Raw
-        ssaoAttachment = new Attachment(VkCtx, swapChainExtent.width(), swapChainExtent.height(), SSAO_RAW_ATTACHMENT, VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_SAMPLED_BIT, 1);
+        ssaoAttachment = new Attachment(VkCtx, Width, Height, SSAO_RAW_ATTACHMENT, VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_SAMPLED_BIT, 1);
         SSAO_ATTACHMENTS[0] = ssaoAttachment;
         //SSAO Blur
-        ssaoBlurAttachment = new Attachment(VkCtx, swapChainExtent.width(), swapChainExtent.height(), SSAO_BLUR_ATTACHMENT, VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_SAMPLED_BIT, 1);
+        ssaoBlurAttachment = new Attachment(VkCtx, Width, Height, SSAO_BLUR_ATTACHMENT, VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_SAMPLED_BIT, 1);
         SSAO_ATTACHMENTS[1] = ssaoBlurAttachment;
+
+        ssaoViewPosAttachment = new Attachment(VkCtx, Width, Height, VIEW_POS_FORMAT, VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_SAMPLED_BIT, 1);
+        SSAO_ATTACHMENTS[1] = ssaoViewPosAttachment;
     }
 
     public void Render(VulkanContext VkCtx,EngineInstance engineInstance, CommandBuffer cmdBuffer, MultiRenderTargetAttachments MRT,int CurrentFrame) {
@@ -268,6 +294,15 @@ public class AmbientOcclusionRenderer {
                     VK_ACCESS_2_COLOR_ATTACHMENT_WRITE_BIT,
                     VK_IMAGE_ASPECT_COLOR_BIT);
 
+            VulkanUtils.ImageBarrier(stack, cmdHandle, ssaoViewPosAttachment.GetVkImage().getVulkanImage(),
+                    VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL,
+                    VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
+                    VK_PIPELINE_STAGE_2_FRAGMENT_SHADER_BIT,
+                    VK_PIPELINE_STAGE_2_COLOR_ATTACHMENT_OUTPUT_BIT,
+                    VK_ACCESS_2_SHADER_READ_BIT,
+                    VK_ACCESS_2_COLOR_ATTACHMENT_WRITE_BIT,
+                    VK_IMAGE_ASPECT_COLOR_BIT);
+
             TransitionMRTtoReadOnly(stack, cmdHandle, MRT);
 
 
@@ -371,6 +406,8 @@ public class AmbientOcclusionRenderer {
         vkCmdSetScissor(cmdHandle, 0, scissor);
     }
 
+    public static float SSAO_RESOLUTION_SCALE = 0.5f;
+
     private void UpdateSSAOInfo(VulkanContext vkCtx, EngineInstance engineInstance, int currentFrame) {
         VulkanBuffer buffer = ssaoInfoBuffers[currentFrame];
         long mappedMemory = buffer.MapMemory(vkCtx);
@@ -383,15 +420,16 @@ public class AmbientOcclusionRenderer {
 
         engineInstance.scene().GetCamera().GetViewMatrix().get(offset, data);
         offset += VulkanUtils.MATRIX4X4_SIZE;
-
+        //SSAO Raw
         data.putFloat(offset, ssaoAttachment.GetVkImage().GetWidth());
         data.putFloat(offset + VulkanUtils.FLOAT_SIZE, ssaoAttachment.GetVkImage().GetHeight());
         data.putFloat(offset + VulkanUtils.FLOAT_SIZE * 2, SSAO_RADIUS);
         data.putFloat(offset + VulkanUtils.FLOAT_SIZE * 3, SSAO_BIAS);
         offset += VulkanUtils.VEC4_SIZE;
-
         data.putInt(offset, SSAO_KERNEL_SIZE);
-
+        offset +=VulkanUtils.INT_SIZE;
+        data.putFloat(offset, SSAO_RESOLUTION_SCALE);
+        offset += VulkanUtils.FLOAT_SIZE;
         buffer.UnMapMemory(vkCtx);
     }
 
@@ -411,8 +449,8 @@ public class AmbientOcclusionRenderer {
 
         ssaoAttachmentInfo = CreateColourAttachmentInfo(ssaoAttachment, clearColour);
         ssaoBlurAttachmentInfo = CreateColourAttachmentInfo(ssaoBlurAttachment, clearColour);
-        ssaoRenderInfo = CreateRenderInfo(ssaoAttachment, ssaoAttachmentInfo);
+        ssaoRenderInfo = CreateRenderInfo(ssaoAttachment, ssaoAttachmentInfo,true);
-        ssaoBlurRenderInfo = CreateRenderInfo(ssaoBlurAttachment, ssaoBlurAttachmentInfo);
+        ssaoBlurRenderInfo = CreateRenderInfo(ssaoBlurAttachment, ssaoBlurAttachmentInfo,false);
 
         attachments.add(NoiseImageAttachment);
 

src/main/java/net/halbear/Terrain4J/EngineCore/RenderingAPI/Vulkan/Rendering/ScreenSpace/ReflectionsRenderer.java

@@ -0,0 +1,310 @@
+package net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.ScreenSpace;
+
+import net.halbear.Terrain4J.EngineCore.Logic.EngineConfig;
+import net.halbear.Terrain4J.EngineCore.Logic.EngineInstance;
+import net.halbear.Terrain4J.EngineCore.Logic.Rendering.VulkanContext;
+import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.DeferredRendering.MultiRenderTargetAttachments;
+import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.EmptyVertexBufferStruct;
+import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.Pipeline.DefaultPipeline;
+import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.Pipeline.Images.Attachment;
+import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.Pipeline.Images.Image;
+import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.Pipeline.Images.Texture;
+import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.Pipeline.Pipeline;
+import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.Pipeline.PipelineBuildInfo;
+import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.Shader.*;
+import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Structure.DeviceLayers.CommandBuffer;
+import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Structure.DeviceLayers.Queues.Queue;
+import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Structure.DisplayToScreen.ImageView;
+import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Structure.SwapChain.SwapChain;
+import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Util.VulkanBuffer;
+import net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Util.VulkanUtils;
+import org.joml.Matrix4f;
+import org.lwjgl.system.MemoryStack;
+import org.lwjgl.system.MemoryUtil;
+import org.lwjgl.util.shaderc.Shaderc;
+import org.lwjgl.vulkan.*;
+
+import java.nio.ByteBuffer;
+import java.nio.LongBuffer;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+import static net.halbear.Terrain4J.EngineCore.RenderingAPI.Vulkan.Rendering.DeferredRendering.MultiRenderTargetAttachments.*;
+import static org.lwjgl.vulkan.VK10.*;
+import static org.lwjgl.vulkan.VK13.*;
+
+public class ReflectionsRenderer {
+
+    private static final long SSR_INFO_BUFFER_SIZE =
+            VulkanUtils.MATRIX4X4_SIZE + // projection
+                    VulkanUtils.MATRIX4X4_SIZE + // projection inv
+                    VulkanUtils.MATRIX4X4_SIZE + // view
+                    VulkanUtils.MATRIX4X4_SIZE + // view inv
+                    VulkanUtils.VEC4_SIZE  +    // steps, distance, max steps
+                    VulkanUtils.VEC4_SIZE; //Camera
+    public static float STEP_SIZE = 0.25f;
+    public static float MAX_DIST = 200.0f;
+    public static int MAX_STEPS = 64;
+    private static final String DESC_ID_SSR_ATTACHMENTS = "SSR_DESC_ID_ATTACHMENTS";
+    private static final String DESC_ID_SSR_INFO = "SSR_DESC_ID_INFO";
+
+    private static final String FRAGMENT_SHADER_FILE_GLSL = "resources/EngineResources/shaders/screen_space_reflection_frag.glsl";
+    private static final String FRAGMENT_SHADER_FILE_SPV = FRAGMENT_SHADER_FILE_GLSL + ".spv";
+    private static final String VERTEX_SHADER_FILE_GLSL = "resources/EngineResources/shaders/basic_screen_vertex.glsl";
+    private static final String VERTEX_SHADER_FILE_SPV = VERTEX_SHADER_FILE_GLSL + ".spv";
+    private Attachment ssrAttachment;
+    private Attachment renderedSceneAttachment;
+    private VkRenderingAttachmentInfo.Buffer ssrAttachmentInfo;
+
+    private final Pipeline ssrPipeline;
+    private final TextureSampler textureSampler;
+
+    private DescriptorSetLayout ssrAttachmentDescriptorLayout;
+    private DescriptorSetLayout ssrInfoDescriptorLayout;
+
+
+    private final VkClearValue clearColour;
+    private VkRenderingInfo ssrRenderInfo;
+
+    private VulkanBuffer[] ssrInfoBuffers;
+
+    public ReflectionsRenderer(VulkanContext VkCtx, List<Attachment> MRTAttachments, Attachment Rendered) {
+        this.renderedSceneAttachment = Rendered;
+
+        List<Attachment> attachments = new ArrayList<>();
+        attachments.add(Rendered);
+        attachments.add(MRTAttachments.get(0)); // position
+        attachments.add(MRTAttachments.get(2)); // normal
+        attachments.add(MRTAttachments.get(3)); // pbr
+        CreateAttachments(VkCtx);
+        clearColour = VkClearValue.calloc().color(
+                c -> c.float32(0, 0.0f).float32(1, 0.0f).float32(2, 0.0f).float32(3, 0.0f));
+        ssrAttachmentInfo = CreateColourAttachmentInfo(ssrAttachment, clearColour);
+        var textureSamplerInfo = new TextureSamplerInfo(VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE,
+                VK_BORDER_COLOR_INT_OPAQUE_BLACK, 1, true);
+        textureSampler = new TextureSampler(VkCtx, textureSamplerInfo);
+
+        int numAttachments = attachments.size();
+        DescriptorSetLayout.LayoutInformation[] descSetLayouts = new DescriptorSetLayout.LayoutInformation[numAttachments];
+        for (int i = 0; i < numAttachments; i++) {
+            descSetLayouts[i] = new DescriptorSetLayout.LayoutInformation(VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, i, 1, VK_SHADER_STAGE_FRAGMENT_BIT);
+        }
+        ssrAttachmentDescriptorLayout = new DescriptorSetLayout(VkCtx, descSetLayouts);
+        CreateSSRAttachmentDescriptorSet(VkCtx, attachments);
+
+        ssrInfoDescriptorLayout = new DescriptorSetLayout(VkCtx,new DescriptorSetLayout.LayoutInformation( VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER,
+                0,1,VK_SHADER_STAGE_FRAGMENT_BIT ));
+
+        ssrInfoBuffers = VulkanUtils.CreateHostVisibleBuffers(VkCtx,SSR_INFO_BUFFER_SIZE, VulkanUtils.MAX_IN_FLIGHT,
+                VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT, DESC_ID_SSR_INFO,ssrInfoDescriptorLayout);
+
+        ssrRenderInfo = CreateRenderInfo(ssrAttachment, ssrAttachmentInfo,true);
+
+        ShaderModule[] shaderModules = CreateRawShaderModules(VkCtx);
+        ssrPipeline = CreatePipeline(VkCtx, shaderModules,
+                new DescriptorSetLayout[]{
+                        ssrAttachmentDescriptorLayout,
+                        ssrInfoDescriptorLayout
+                });
+        Arrays.stream(shaderModules).toList().forEach(shaderModule -> shaderModule.CleanUp(VkCtx));
+    }
+
+
+    private static Pipeline CreatePipeline(VulkanContext VkCtx, ShaderModule[] shaderModules, DescriptorSetLayout[] descSetLayouts ) {
+        var vtxBuffStruct = new EmptyVertexBufferStruct();
+        int[] formats = new int[]{SSR_FORMAT};
+
+        var buildInfo = new PipelineBuildInfo(shaderModules, vtxBuffStruct.GetVertexInput(), formats)
+                .SetDescriptorSetLayouts(descSetLayouts)
+                .BlendingIsUsed(false)
+                .SetDepthWrite(false)
+                .SetDepthTest(false);
+
+        var pipeline = new DefaultPipeline(VkCtx, buildInfo);
+        vtxBuffStruct.CleanUp();
+        return pipeline;
+    }
+
+
+    private static ShaderModule[] CreateRawShaderModules(VulkanContext VkCtx) {
+        if (EngineConfig.getInstance().RecompileShaders()) {
+            ShaderCompiler.CompileGLSLShaderOnChange(VERTEX_SHADER_FILE_GLSL, Shaderc.shaderc_glsl_vertex_shader);
+            ShaderCompiler.CompileGLSLShaderOnChange( FRAGMENT_SHADER_FILE_GLSL , Shaderc.shaderc_glsl_fragment_shader);
+        }
+        return new ShaderModule[]{
+                new ShaderModule(VkCtx, VK_SHADER_STAGE_VERTEX_BIT, VERTEX_SHADER_FILE_SPV, null),
+                new ShaderModule(VkCtx, VK_SHADER_STAGE_FRAGMENT_BIT,  FRAGMENT_SHADER_FILE_SPV,  null),
+        };
+    }
+
+
+    private static VkRenderingAttachmentInfo.Buffer CreateColourAttachmentInfo(Attachment attachment, VkClearValue clearValue) {
+        return VkRenderingAttachmentInfo.calloc(1)
+                .sType$Default()
+                .imageView(attachment.GetVkImageView().GetVulkanImageView())
+                .imageLayout(VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL)
+                .loadOp(VK_ATTACHMENT_LOAD_OP_CLEAR)
+                .storeOp(VK_ATTACHMENT_STORE_OP_STORE)
+                .clearValue(clearValue);
+    }
+
+    private static VkRenderingInfo CreateRenderInfo(Attachment attachment, VkRenderingAttachmentInfo.Buffer attachmentInfo, boolean Raw) {
+
+           int Width = attachment.GetVkImage().GetWidth();
+           int Height = attachment.GetVkImage().GetHeight();
+        return VkRenderingInfo.calloc()
+                .sType$Default()
+                .renderArea(area -> area
+                        .offset(offset -> offset.x(0).y(0))
+                        .extent(extent -> extent
+                                .width(Width)
+                                .height(Height)))
+                .layerCount(1)
+                .pColorAttachments(attachmentInfo);
+    }
+
+    private void CreateSSRAttachmentDescriptorSet(VulkanContext vkCtx, List<Attachment> Attachments ) {
+        DescriptorSet descSet = vkCtx.GetDescriptorAllocator().AddDescriptorSet(
+                vkCtx.GetDevice(), DESC_ID_SSR_ATTACHMENTS, ssrAttachmentDescriptorLayout);
+
+        List<ImageView> imageViews = new ArrayList<>();
+        Attachments.forEach(a -> imageViews.add(a.GetVkImageView()));
+
+        descSet.SetImages(vkCtx.GetDevice(), imageViews, textureSampler, 0);
+    }
+
+
+
+
+    private void CreateAttachments(VulkanContext VkCtx){
+        SwapChain swapChain = VkCtx.GetSwapChain();
+        VkExtent2D swapChainExtent = swapChain.GetSwapChainExtent();
+
+        float AspectRatio = (float)swapChainExtent.width()/(float)swapChainExtent.height();
+        int Width = swapChainExtent.width();
+        int Height = swapChainExtent.height();
+        int RawWidth = (int)(Math.round(Math.min(swapChainExtent.width()/2.0f, 1920 * AspectRatio)));
+        int RawHeight = (int)(Math.round(Math.min(swapChainExtent.height()/2.0f, 1080)));
+        //SSR Raw
+        ssrAttachment = new Attachment(VkCtx, Width, Height, SSR_FORMAT, VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_SAMPLED_BIT, 1);
+    }
+
+    public void Render(VulkanContext VkCtx,EngineInstance engineInstance, CommandBuffer cmdBuffer, int CurrentFrame) {
+        try (var stack = MemoryStack.stackPush()) {
+
+            VkCommandBuffer cmdHandle = cmdBuffer.GetVulkanCommandBuffer();
+
+            UpdateSSRInfo(VkCtx, engineInstance, CurrentFrame);
+
+            VulkanUtils.ImageBarrier(stack, cmdHandle, renderedSceneAttachment.GetVkImage().getVulkanImage(),
+                    VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL,
+                    VK_PIPELINE_STAGE_2_COLOR_ATTACHMENT_OUTPUT_BIT, VK_PIPELINE_STAGE_2_FRAGMENT_SHADER_BIT,
+                    VK_ACCESS_2_COLOR_ATTACHMENT_WRITE_BIT, VK_ACCESS_2_SHADER_READ_BIT,
+                    VK_IMAGE_ASPECT_COLOR_BIT);
+
+            VulkanUtils.ImageBarrier(stack, cmdHandle, ssrAttachment.GetVkImage().getVulkanImage(),
+                    VK_IMAGE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
+                    VK_PIPELINE_STAGE_2_TOP_OF_PIPE_BIT, VK_PIPELINE_STAGE_2_COLOR_ATTACHMENT_OUTPUT_BIT,
+                    VK_ACCESS_2_NONE, VK_ACCESS_2_COLOR_ATTACHMENT_WRITE_BIT,
+                    VK_IMAGE_ASPECT_COLOR_BIT);
+
+            vkCmdBeginRendering(cmdHandle, ssrRenderInfo);
+
+            vkCmdBindPipeline(cmdHandle, VK_PIPELINE_BIND_POINT_GRAPHICS, ssrPipeline.GetVulkanPipeline());
+
+            SetViewportAndScissor(stack, cmdHandle, ssrAttachment);
+
+            DescriptorAllocator descAllocator = VkCtx.GetDescriptorAllocator();
+            LongBuffer descriptorSets = stack.mallocLong(2)
+                    .put(0, descAllocator.GetDescriptorSet(DESC_ID_SSR_ATTACHMENTS).GetVkDescriptorSet())
+                    .put(1, descAllocator.GetDescriptorSet(DESC_ID_SSR_INFO, CurrentFrame).GetVkDescriptorSet());
+
+            vkCmdBindDescriptorSets(cmdHandle, VK_PIPELINE_BIND_POINT_GRAPHICS,
+                    ssrPipeline.GetVulkanPipelineLayout(), 0, descriptorSets, null);
+
+            vkCmdDraw(cmdHandle, 3, 1, 0, 0);
+
+            vkCmdEndRendering(cmdHandle);
+        }
+    }
+
+    private void SetViewportAndScissor(MemoryStack stack, VkCommandBuffer cmdHandle, Attachment attachment){
+        Image ColourImage = attachment.GetVkImage();
+        int width = ColourImage.GetWidth();
+        int height = ColourImage.GetHeight();
+        var viewport = VkViewport.calloc(1, stack)
+                .x(0)
+                .y(height)
+                .height(-height)
+                .width(width)
+                .minDepth(0.0f)
+                .maxDepth(1.0f);
+        vkCmdSetViewport(cmdHandle, 0, viewport);
+
+        var scissor = VkRect2D.calloc(1, stack)
+                .extent(it -> it.width(width).height(height))
+                .offset(it -> it.x(0).y(0));
+        vkCmdSetScissor(cmdHandle, 0, scissor);
+    }
+
+
+    public Attachment GetSSRAttachment() {
+        return ssrAttachment;
+    }
+
+    private void UpdateSSRInfo(VulkanContext vkCtx, EngineInstance engineInstance, int currentFrame) {
+        VulkanBuffer buffer = ssrInfoBuffers[currentFrame];
+        long mappedMemory = buffer.MapMemory(vkCtx);
+        ByteBuffer data = MemoryUtil.memByteBuffer(mappedMemory, (int) buffer.GetRequestedSize());
+
+        int offset = 0;
+
+        engineInstance.scene().GetProjection().GetProjectionMatrix().get(offset, data);
+        offset += VulkanUtils.MATRIX4X4_SIZE;
+        engineInstance.scene().GetProjection().GetProjectionMatrix().invert(new Matrix4f()).get(offset, data);
+        offset += VulkanUtils.MATRIX4X4_SIZE;
+        engineInstance.scene().GetCamera().GetViewMatrix().get(offset, data);
+        offset += VulkanUtils.MATRIX4X4_SIZE;
+        engineInstance.scene().GetCamera().GetViewMatrix().invert(new Matrix4f()).get(offset, data);
+        offset += VulkanUtils.MATRIX4X4_SIZE;
+
+        data.putFloat(offset, STEP_SIZE);
+        data.putFloat(offset + VulkanUtils.FLOAT_SIZE, MAX_DIST);
+        data.putInt(offset + VulkanUtils.FLOAT_SIZE * 2, MAX_STEPS);
+        data.putInt(offset + VulkanUtils.FLOAT_SIZE * 3, 0);
+        offset += VulkanUtils.VEC4_SIZE;
+
+        engineInstance.scene().GetCamera().GetPosition().get(offset, data);
+        data.putFloat(offset + VulkanUtils.VEC3_SIZE, 1.0f);
+        offset += VulkanUtils.VEC4_SIZE;
+
+        buffer.UnMapMemory(vkCtx);
+    }
+
+    public void resize(VulkanContext VkCtx, List<Attachment> attachments) {
+        ssrRenderInfo.free();
+        ssrAttachmentInfo.free();
+        ssrAttachment.CleanUp(VkCtx);
+
+        renderedSceneAttachment = attachments.get(0);
+
+        CreateAttachments(VkCtx);
+
+        ssrAttachmentInfo = CreateColourAttachmentInfo(ssrAttachment, clearColour);
+        ssrRenderInfo = CreateRenderInfo(ssrAttachment, ssrAttachmentInfo,true);
+        CreateSSRAttachmentDescriptorSet(VkCtx, attachments);
+    }
+
+    public void cleanup(VulkanContext VkCtx) {
+        ssrRenderInfo.free();
+        ssrAttachmentInfo.free();
+        ssrAttachment.CleanUp(VkCtx);
+        ssrPipeline.CleanUp(VkCtx);
+        clearColour.free();
+        Arrays.stream(ssrInfoBuffers).toList().forEach(b -> b.cleanup(VkCtx));
+        ssrAttachmentDescriptorLayout.CleanUp(VkCtx);
+        ssrInfoDescriptorLayout.CleanUp(VkCtx);
+        textureSampler.CleanUp(VkCtx);
+    }
+}

src/main/java/net/halbear/Terrain4J/EngineCore/RenderingAPI/Vulkan/Rendering/VkModel/MaterialsCache.java

@@ -22,7 +22,7 @@ import static org.lwjgl.util.vma.Vma.VMA_MEMORY_USAGE_AUTO;
 import static org.lwjgl.vulkan.VK10.*;
 
 public class MaterialsCache {
-    private static final int MATERIAL_RAW_SIZE = VulkanUtils.VEC4_SIZE * 4 + (VulkanUtils.INT_SIZE * 2 + VulkanUtils.FLOAT_SIZE) * 2 + (VulkanUtils.INT_SIZE * 2);
+    private static final int MATERIAL_RAW_SIZE = VulkanUtils.VEC4_SIZE * 4 + (VulkanUtils.INT_SIZE * 2 + VulkanUtils.FLOAT_SIZE) * 2 + (VulkanUtils.INT_SIZE * 4) + VulkanUtils.FLOAT_SIZE * 2;
     private static final int MATERIAL_SIZE = 16 * (int)(Math.ceil(MATERIAL_RAW_SIZE/16.0));
     private final IndexedLinkedHashMap<String, VulkanMaterial> MaterialsMap;
     private VulkanBuffer MaterialsBuffer;
@@ -151,6 +151,12 @@ public class MaterialsCache {
 
             data.putFloat(Offset, Material.Opacity());
             Offset += VulkanUtils.FLOAT_SIZE;
+
+            data.putFloat(Offset, Material.Reflectiveness());
+            Offset += VulkanUtils.FLOAT_SIZE;
+            data.putFloat(Offset, Material.Refractiveness());
+            Offset += VulkanUtils.FLOAT_SIZE;
+
             Offset = materialBaseOffset + MATERIAL_SIZE;
         }
      //   data.position(0);

src/main/java/net/halbear/Terrain4J/EngineCore/RenderingAPI/Vulkan/Structure/DisplayToScreen/DeferredSceneRender.java

@@ -244,7 +244,8 @@ public class DeferredSceneRender implements SceneRenderer {//dynamic rendering
                 MultiRenderTargetAttachments.PBR_FORMAT,
                 MultiRenderTargetAttachments.EMISSIVE_FORMAT,
                 MultiRenderTargetAttachments.TRANSLUCECNY_FORMAT,
-                MultiRenderTargetAttachments.OPACITY_FORMAT
+                MultiRenderTargetAttachments.OPACITY_FORMAT,
+                MultiRenderTargetAttachments.VIEW_POS_FORMAT
         };
 
         try (MemoryStack MemStack = MemoryStack.stackPush()) {
@@ -285,7 +286,7 @@ public class DeferredSceneRender implements SceneRenderer {//dynamic rendering
                 MultiRenderTargetAttachments.POSITION_FORMAT, MultiRenderTargetAttachments.ALBEDO_FORMAT,
                 MultiRenderTargetAttachments.NORMAL_FORMAT, MultiRenderTargetAttachments.PBR_FORMAT,
                 MultiRenderTargetAttachments.EMISSIVE_FORMAT, MultiRenderTargetAttachments.TRANSLUCECNY_FORMAT,
-                MultiRenderTargetAttachments.OPACITY_FORMAT})
+                MultiRenderTargetAttachments.OPACITY_FORMAT, MultiRenderTargetAttachments.VIEW_POS_FORMAT})
                 .SetDepthFormat(MultiRenderTargetAttachments.DEPTH_FORMAT)
                 .SetDepthWrite(DepthWrite)
                 .SetPushConstantRanges(

src/main/java/net/halbear/Terrain4J/EngineCore/RenderingAPI/Vulkan/Util/VulkanUtils.java

@@ -38,6 +38,7 @@ public class VulkanUtils {
     public static final int VEC4_SIZE = 4 * FLOAT_SIZE;
     public static final int VEC2_SIZE = 2 * FLOAT_SIZE;
     public static final int SHORT_LENGTH = 2;
+    public static final int BOOLEAN_SIZE = 4;
 
     private static final List<DeferredResource> DeletionQueue = new ArrayList<>();