SSAO sample: Render Sponza with textures

data/shaders/glsl/ssao/gbuffer.frag

@@ -9,7 +9,7 @@ layout (location = 0) out vec4 outPosition;
 layout (location = 1) out vec4 outNormal;
 layout (location = 2) out vec4 outAlbedo;
 
-layout (binding = 0) uniform UBO 
+layout (set = 0, binding = 0) uniform UBO 
 {
 	mat4 projection;
 	mat4 model;
@@ -18,6 +18,8 @@ layout (binding = 0) uniform UBO
 	float farPlane;
 } ubo;
 
+layout (set = 1, binding = 0) uniform sampler2D samplerColormap;
+
 float linearDepth(float depth)
 {
 	float z = depth * 2.0f - 1.0f; 
@@ -28,5 +30,5 @@ void main()
 {
 	outPosition = vec4(inPos, linearDepth(gl_FragCoord.z));
 	outNormal = vec4(normalize(inNormal) * 0.5 + 0.5, 1.0);
-	outAlbedo = vec4(inColor * 2.0, 1.0);
+	outAlbedo = texture(samplerColormap * inColor, inUV);
 }

data/shaders/hlsl/ssao/gbuffer.frag

@@ -20,6 +20,9 @@ struct UBO
 
 cbuffer ubo : register(b0) { UBO ubo; }
 
+Texture2D textureColorMap : register(t0, space1);
+SamplerState samplerColorMap : register(s0, space1);
+
 struct FSOutput
 {
 	float4 Position : SV_TARGET0;
@@ -38,6 +41,6 @@ FSOutput main(VSOutput input)
 	FSOutput output = (FSOutput)0;
 	output.Position = float4(input.WorldPos, linearDepth(input.Pos.z));
 	output.Normal = float4(normalize(input.Normal) * 0.5 + 0.5, 1.0);
-	output.Albedo = float4(input.Color * 2.0, 1.0);
+	output.Albedo = textureColorMap.Sample(samplerColorMap, input.UV) * float4(input.Color, 1.0);
 	return output;
 }

examples/ssao/ssao.cpp

@@ -129,8 +129,8 @@ public:
 #ifndef __ANDROID__
 		camera.rotationSpeed = 0.25f;
 #endif
-		camera.position = { 5.0f, 1.0f, 0.0f };
+		camera.position = { 1.0f, 0.75f, 0.0f };
-		camera.setRotation(glm::vec3(5.0f, 90.0f, 0.0f));
+		camera.setRotation(glm::vec3(0.0f, 90.0f, 0.0f));
 		camera.setPerspective(60.0f, (float)width / (float)height, uboSceneParams.nearPlane, uboSceneParams.farPlane);
 	}
 
@@ -174,6 +174,11 @@ public:
 		textures.ssaoNoise.destroy();
 	}
 
+	void getEnabledFeatures()
+	{
+		enabledFeatures.samplerAnisotropy = deviceFeatures.samplerAnisotropy;
+	}
+
 	// Create a frame buffer attachment
 	void createAttachment(
 		VkFormat format,
@@ -482,7 +487,8 @@ public:
 
 	void loadAssets()
 	{
-		const uint32_t gltfLoadingFlags = vkglTF::FileLoadingFlags::FlipY | vkglTF::FileLoadingFlags::PreTransformVertices | vkglTF::FileLoadingFlags::DontLoadImages;
+		vkglTF::descriptorBindingFlags  = vkglTF::DescriptorBindingFlags::ImageBaseColor;
+		const uint32_t gltfLoadingFlags = vkglTF::FileLoadingFlags::FlipY | vkglTF::FileLoadingFlags::PreTransformVertices;
 		scene.loadFromFile(getAssetPath() + "models/sponza/sponza.gltf", vulkanDevice, queue, gltfLoadingFlags);
 	}
 
@@ -530,7 +536,7 @@ public:
 				vkCmdBindPipeline(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelines.offscreen);
 
 				vkCmdBindDescriptorSets(drawCmdBuffers[i], VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayouts.gBuffer, 0, 1, &descriptorSets.floor, 0, NULL);
-				scene.draw(drawCmdBuffers[i]);
+				scene.draw(drawCmdBuffers[i], vkglTF::RenderFlags::BindImages, pipelineLayouts.gBuffer);
 
 				vkCmdEndRenderPass(drawCmdBuffers[i]);
 
@@ -653,7 +659,10 @@ public:
 		};
 		setLayoutCreateInfo = vks::initializers::descriptorSetLayoutCreateInfo(setLayoutBindings.data(), static_cast<uint32_t>(setLayoutBindings.size()));
 		VK_CHECK_RESULT(vkCreateDescriptorSetLayout(device, &setLayoutCreateInfo, nullptr, &descriptorSetLayouts.gBuffer));
-		pipelineLayoutCreateInfo.pSetLayouts = &descriptorSetLayouts.gBuffer;
+
+		const std::vector<VkDescriptorSetLayout> setLayouts = { descriptorSetLayouts.gBuffer, vkglTF::descriptorSetLayoutImage };
+		pipelineLayoutCreateInfo.pSetLayouts = setLayouts.data();
+		pipelineLayoutCreateInfo.setLayoutCount = 2;
 		VK_CHECK_RESULT(vkCreatePipelineLayout(device, &pipelineLayoutCreateInfo, nullptr, &pipelineLayouts.gBuffer));
 		descriptorAllocInfo.pSetLayouts = &descriptorSetLayouts.gBuffer;
 		VK_CHECK_RESULT(vkAllocateDescriptorSets(device, &descriptorAllocInfo, &descriptorSets.floor));
@@ -661,6 +670,7 @@ public:
 			vks::initializers::writeDescriptorSet(descriptorSets.floor, VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, 0, &uniformBuffers.sceneParams.descriptor),
 		};
 		vkUpdateDescriptorSets(device, static_cast<uint32_t>(writeDescriptorSets.size()), writeDescriptorSets.data(), 0, NULL);
+		pipelineLayoutCreateInfo.setLayoutCount = 1;
 
 		// SSAO Generation
 		setLayoutBindings = {
@@ -928,16 +938,15 @@ public:
 
 	virtual void render()
 	{
-		if (!prepared)
+		if (!prepared) {
 			return;
-		draw();
 		}
-
+		draw();
-	virtual void viewChanged()
+		if (camera.updated) {
-	{
 			updateUniformBufferMatrices();
 			updateUniformBufferSSAOParams();
 		}
+	}
 
 	virtual void OnUpdateUIOverlay(vks::UIOverlay *overlay)
 	{