Cleaneer descriptor set layout and pipeline naming, enabled culling, fixed validation warnings for image extents

data/shaders/offscreen/phong.vert

@@ -0,0 +1,40 @@
+#version 450
+
+#extension GL_ARB_separate_shader_objects : enable
+#extension GL_ARB_shading_language_420pack : enable
+
+layout (location = 0) in vec4 inPos;
+layout (location = 2) in vec3 inColor;
+layout (location = 3) in vec3 inNormal;
+
+layout (binding = 0) uniform UBO 
+{
+	mat4 projection;
+	mat4 model;
+	vec4 lightPos;
+} ubo;
+
+layout (location = 0) out vec3 outNormal;
+layout (location = 1) out vec3 outColor;
+layout (location = 2) out vec3 outEyePos;
+layout (location = 3) out vec3 outLightVec;
+
+out gl_PerVertex
+{
+	vec4 gl_Position;
+};
+
+void main() 
+{
+	outNormal = inNormal;
+	outColor = inColor;
+	gl_Position = ubo.projection * ubo.model * inPos;
+	outEyePos = vec3(ubo.model * inPos);
+	outLightVec = normalize(ubo.lightPos.xyz - outEyePos);
+
+	// Clip against reflection plane
+	//vec4 clipPlane = vec4(0.0, -1.0, 0.0, 0.0);
+	
+	//gl_ClipDistance[0] = dot(inPos, clipPlane);
+	
+}