Added basic input attachment sample

data/shaders/inputattachments/attachmentread.frag

@@ -0,0 +1,19 @@
+#version 450
+
+layout (input_attachment_index = 0, binding = 0) uniform subpassInput inputColor;
+layout (input_attachment_index = 1, binding = 1) uniform subpassInput inputDepth;
+
+layout (binding = 2) uniform UBO {
+	vec2 range;
+	int attachmentIndex;
+} ubo;
+
+layout (location = 0) out vec4 outColor;
+
+void main() 
+{
+	// Read values from previous sub pass
+	vec3 col = ubo.attachmentIndex == 0 ? subpassLoad(inputColor).rgb : subpassLoad(inputDepth).rrr;
+
+	outColor.rgb = ((col - ubo.range[0]) * 1.0 / (ubo.range[1] - ubo.range[0]));
+}

data/shaders/inputattachments/attachmentread.vert

@@ -0,0 +1,10 @@
+#version 450
+
+out gl_PerVertex {
+	vec4 gl_Position;
+};
+
+void main() 
+{
+	gl_Position = vec4(vec2((gl_VertexIndex << 1) & 2, gl_VertexIndex & 2) * 2.0f - 1.0f, 0.0f, 1.0f);
+}

data/shaders/inputattachments/attachmentwrite.frag

@@ -0,0 +1,14 @@
+#version 450
+
+layout (location = 0) in vec3 inColor;
+
+layout (location = 0) out vec4 outSwapChainColor;
+layout (location = 1) out vec4 outColor;
+layout (location = 2) out float outDepth;
+
+void main() 
+{
+	outSwapChainColor = vec4(0.0);
+	outColor = vec4(inColor, 0.0);
+	outDepth = gl_FragDepth;
+}

data/shaders/inputattachments/attachmentwrite.vert

@@ -0,0 +1,26 @@
+#version 450
+
+#extension GL_ARB_separate_shader_objects : enable
+#extension GL_ARB_shading_language_420pack : enable
+
+layout (location = 0) in vec4 inPos;
+layout (location = 1) in vec3 inColor;
+layout (location = 2) in vec3 inNormal;
+
+layout (binding = 0) uniform UBO {
+	mat4 projection;
+	mat4 model;
+	mat4 view;
+} ubo;
+
+layout (location = 0) out vec3 outColor;
+
+out gl_PerVertex {
+	vec4 gl_Position;
+};
+
+void main() 
+{
+	gl_Position = ubo.projection * ubo.view * ubo.model * inPos;
+	outColor = inColor;
+}