post processing, FXAA and MSAA 2x-8x

resources/EngineResources/shaders/scene_fragment.glsl

@@ -0,0 +1,35 @@
+#version 450
+
+const int MAX_TEXTURES = 500;
+
+layout(location = 0) in vec2 inTextCoords;
+layout(location = 0) out vec4 outFragColor;
+
+struct Material{
+    vec4 diffuseColor;
+    uint hasTexture;
+    uint textureIdx;
+    uint padding[2];
+};
+
+layout(set = 2, binding = 0) readonly buffer MaterialUniform{
+    Material materials[];
+} matUniform;
+
+layout(set = 3, binding = 0) uniform sampler2D textSampler[MAX_TEXTURES];
+
+layout(push_constant) uniform pc{
+    layout(offset = 64) uint materialIdx;
+} push_constants;
+
+void main()
+{
+    Material material = matUniform.materials[push_constants.materialIdx];
+    if(material.hasTexture == 1){
+        vec4 texColor = texture(textSampler[material.textureIdx],inTextCoords);
+        if(texColor.a < 0.1){discard;}
+        outFragColor = texColor;
+    } else{
+        outFragColor = material.diffuseColor;
+    }
+}