OpenGL works again, Vulkan can be switched to, fixed most of the vulkan validation errors, better shadows, soft shadows, emissive lighting, and multiple different opacity rendering methods

resources/EngineResources/shaders/scene_fragment_deferred.glsl

@@ -12,17 +12,29 @@ layout(location = 1) out vec4 outAlbedo ;
 layout(location = 0) out vec4 outPos;
 layout(location = 2) out vec4 outNormal;
 layout(location = 3) out vec4 outPBR;
+layout(location = 4) out vec4 outEmissive;
+layout(location = 5) out vec4 outTranslucency;
+layout(location = 6) out vec4 outOpacity;
 
 struct Material {
-    vec4 diffuseColor;
-    uint hasTexture;
-    uint textureIdx;
-    uint hasNormalMap;
-    uint normalMapIdx;
-    uint hasRoughMap;
-    uint roughMapIdx;
-    float roughnessFactor;
-    float metallicFactor;
+    vec4 diffuseColor; //16
+    uint hasTexture; //20
+    uint textureIdx; //24
+    uint hasNormalMap; //28
+    uint normalMapIdx; //32
+    uint hasRoughMap;  //36
+    uint roughMapIdx;  //40
+    float roughnessFactor; //44
+    float metallicFactor;  //48
+    vec4 emissiveColour; //64
+    uint hasEmissiveMap;  //68
+    uint emissiveMapIdx;  //72
+    uint hasTranslucencyMap;  //76
+    uint translucencyMapIdx;  //80
+    float translucencyFactor;  //84
+    uint hasOpacityMap;  //88
+    uint OpacityMapIdx;  //92
+    float OpacityFactor;  //96
 };
 layout(set = 2, binding = 0) readonly buffer MaterialUniform {
     Material materials[];
@@ -56,6 +68,17 @@ void main()
         outAlbedo = material.diffuseColor;
     }
 
+    vec4 Opacity = vec4(outAlbedo.a,outAlbedo.a,outAlbedo.a,1);
+    if(material.OpacityFactor != 1) Opacity = vec4(material.OpacityFactor, material.OpacityFactor, material.OpacityFactor, 1);
+    if(material.hasOpacityMap > 0 && material.OpacityMapIdx < MAX_TEXTURES){
+        Opacity = texture(textSampler[material.OpacityMapIdx], inTextCoords);
+    }
+    outOpacity = Opacity;
+
+    float opacityf = Opacity.x + Opacity.y + Opacity.z;
+    opacityf = opacityf/3;
+
+    outAlbedo = vec4(outAlbedo.rgb, opacityf);
 
     if(outAlbedo.a < 0.5) discard;
 
@@ -75,6 +98,18 @@ void main()
         metallicFactor = material.metallicFactor;
     }
 
+    vec4 emissive = material.emissiveColour;
+    if (material.hasEmissiveMap > 0 && material.emissiveMapIdx < MAX_TEXTURES) {
+        emissive = texture(textSampler[material.emissiveMapIdx], inTextCoords);
+    }
+    outEmissive = emissive;
+
+    vec4 Translucency = vec4(material.translucencyFactor,material.translucencyFactor,material.translucencyFactor,1);
+    if(material.hasTranslucencyMap > 0 && material.translucencyMapIdx < MAX_TEXTURES){
+        Translucency = texture(textSampler[material.translucencyMapIdx], inTextCoords);
+    }
+    outTranslucency = Translucency;
+
     outPBR = vec4(ao, roughnessFactor, metallicFactor, 1.0f);
 
 }