Merge branch 'master' into libktx

android/examples/parallaxmapping/build.gradle

@@ -63,7 +63,7 @@ task copyTask {
     copy {
        from '../../../data/textures'
        into 'assets/textures'
-       include 'rocks_normal_height_rgba.dds'
+       include 'rocks_normal_height_rgba.ktx'
     }
 
     copy {

base/vulkanexamplebase.cpp

@@ -250,7 +250,7 @@ void VulkanExampleBase::renderFrame()
 			timer -= 1.0f;
 		}
 	}
-	float fpsTimer = std::chrono::duration<double, std::milli>(tEnd - lastTimestamp).count();
+	float fpsTimer = (float)(std::chrono::duration<double, std::milli>(tEnd - lastTimestamp).count());
 	if (fpsTimer > 1000.0f)
 	{
 		lastFPS = static_cast<uint32_t>((float)frameCounter * (1000.0f / fpsTimer));
@@ -621,26 +621,26 @@ void VulkanExampleBase::drawUI(const VkCommandBuffer commandBuffer)
 void VulkanExampleBase::prepareFrame()
 {
 	// Acquire the next image from the swap chain
-	VkResult err = swapChain.acquireNextImage(semaphores.presentComplete, &currentBuffer);
+	VkResult result = swapChain.acquireNextImage(semaphores.presentComplete, &currentBuffer);
 	// Recreate the swapchain if it's no longer compatible with the surface (OUT_OF_DATE) or no longer optimal for presentation (SUBOPTIMAL)
-	if ((err == VK_ERROR_OUT_OF_DATE_KHR) || (err == VK_SUBOPTIMAL_KHR)) {
+	if ((result == VK_ERROR_OUT_OF_DATE_KHR) || (result == VK_SUBOPTIMAL_KHR)) {
 		windowResize();
 	}
 	else {
-		VK_CHECK_RESULT(err);
+		VK_CHECK_RESULT(result);
 	}
 }
 
 void VulkanExampleBase::submitFrame()
 {
-	VkResult res = swapChain.queuePresent(queue, currentBuffer, semaphores.renderComplete);
-	if (!((res == VK_SUCCESS) || (res == VK_SUBOPTIMAL_KHR))) {
-		if (res == VK_ERROR_OUT_OF_DATE_KHR) {
+	VkResult result = swapChain.queuePresent(queue, currentBuffer, semaphores.renderComplete);
+	if (!((result == VK_SUCCESS) || (result == VK_SUBOPTIMAL_KHR))) {
+		if (result == VK_ERROR_OUT_OF_DATE_KHR) {
 			// Swap chain is no longer compatible with the surface and needs to be recreated
 			windowResize();
 			return;
 		} else {
-			VK_CHECK_RESULT(res);
+			VK_CHECK_RESULT(result);
 		}
 	}
 	VK_CHECK_RESULT(vkQueueWaitIdle(queue));

examples/multisampling/multisampling.cpp

@@ -577,13 +577,17 @@ public:
 	
 		VK_CHECK_RESULT(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCI, nullptr, &pipelines.MSAA));
 
-		// MSAA with sample shading pipeline
-		// Sample shading enables per-sample shading to avoid shader aliasing and smooth out e.g. high frequency texture maps
-		// Note: This will trade performance for are more stable image
-		multisampleState.sampleShadingEnable = VK_TRUE;				// Enable per-sample shading (instead of per-fragment)
-		multisampleState.minSampleShading = 0.25f;					// Minimum fraction for sample shading
 
-		VK_CHECK_RESULT(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCI, nullptr, &pipelines.MSAASampleShading));
+		if (vulkanDevice->features.sampleRateShading)
+		{
+			// MSAA with sample shading pipeline
+			// Sample shading enables per-sample shading to avoid shader aliasing and smooth out e.g. high frequency texture maps
+			// Note: This will trade performance for are more stable image
+			multisampleState.sampleShadingEnable = VK_TRUE;				// Enable per-sample shading (instead of per-fragment)
+			multisampleState.minSampleShading = 0.25f;					// Minimum fraction for sample shading
+
+			VK_CHECK_RESULT(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCI, nullptr, &pipelines.MSAASampleShading));
+		}
 	}
 
 	// Prepare and initialize uniform buffer containing shader uniforms

examples/parallaxmapping/parallaxmapping.cpp

@@ -121,9 +121,9 @@ public:
 		models.quad.loadFromFile(getAssetPath() + "models/plane_z.obj", vertexLayout, 0.1f, vulkanDevice, queue);
 
 		// Textures
-		textures.normalHeightMap.loadFromFile(getAssetPath() + "textures/rocks_normal_height_rgba.dds", VK_FORMAT_R8G8B8A8_UNORM, vulkanDevice, queue);
+		textures.normalHeightMap.loadFromFile(getAssetPath() + "textures/rocks_normal_height_rgba.ktx", VK_FORMAT_R8G8B8A8_UNORM, vulkanDevice, queue);
 		if (vulkanDevice->features.textureCompressionBC) {
-			textures.colorMap.loadFromFile(getAssetPath() + "textures/rocks_color_bc3_unorm.dds", VK_FORMAT_BC3_UNORM_BLOCK, vulkanDevice, queue);
+			textures.colorMap.loadFromFile(getAssetPath() + "textures/rocks_color_bc3_unorm.ktx", VK_FORMAT_BC3_UNORM_BLOCK, vulkanDevice, queue);
 		}
 		else if (vulkanDevice->features.textureCompressionASTC_LDR) {
 			textures.colorMap.loadFromFile(getAssetPath() + "textures/rocks_color_astc_8x8_unorm.ktx", VK_FORMAT_ASTC_8x8_UNORM_BLOCK, vulkanDevice, queue);

examples/particlefire/particlefire.cpp

@@ -374,9 +374,14 @@ public:
 		samplerCreateInfo.minLod = 0.0f;
 		// Both particle textures have the same number of mip maps
 		samplerCreateInfo.maxLod = float(textures.particles.fire.mipLevels);
-		// Enable anisotropic filtering
-		samplerCreateInfo.maxAnisotropy = 8.0f;
-		samplerCreateInfo.anisotropyEnable = VK_TRUE;
+
+		if (vulkanDevice->features.samplerAnisotropy)
+		{
+			// Enable anisotropic filtering
+			samplerCreateInfo.maxAnisotropy = 8.0f;
+			samplerCreateInfo.anisotropyEnable = VK_TRUE;
+		}
+
 		// Use a different border color (than the normal texture loader) for additive blending
 		samplerCreateInfo.borderColor = VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK;
 		VK_CHECK_RESULT(vkCreateSampler(device, &samplerCreateInfo, nullptr, &textures.particles.sampler));