Add samples SecondaryCommandBuffer and SeparateImageSampler. (#331)

+ made some helper functions more explicit.

samples/06_InitDepthBuffer/06_InitDepthBuffer.cpp

@@ -36,7 +36,7 @@ int main(int /*argc*/, char ** /*argv*/)
 
     vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
 
-    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
+    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
     vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
 
     /* VULKAN_HPP_KEY_START */

samples/09_InitDescriptorSet/09_InitDescriptorSet.cpp

@@ -44,7 +44,7 @@ int main(int /*argc*/, char ** /*argv*/)
     vk::su::BufferData uniformBufferData(physicalDevices[0], device, sizeof(glm::mat4x4), vk::BufferUsageFlagBits::eUniformBuffer);
     vk::su::copyToDevice(device, uniformBufferData.deviceMemory, vk::su::createModelViewProjectionClipMatrix(vk::Extent2D(0, 0)));
 
-    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device);
+    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device, { {vk::DescriptorType::eUniformBuffer, vk::ShaderStageFlagBits::eVertex} });
 
     /* VULKAN_HPP_KEY_START */
 

samples/10_InitRenderPass/10_InitRenderPass.cpp

@@ -40,10 +40,10 @@ int main(int /*argc*/, char ** /*argv*/)
 
     vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(64, 64));
 
-    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
+    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
     vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
 
-    vk::Format colorFormat = vk::su::pickColorFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get()));
+    vk::Format colorFormat = vk::su::pickSurfaceFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())).format;
     vk::Format depthFormat = vk::Format::eD16Unorm;
 
     /* VULKAN_HPP_KEY_START */

samples/12_InitFrameBuffers/12_InitFrameBuffers.cpp

@@ -36,7 +36,7 @@ int main(int /*argc*/, char ** /*argv*/)
 
     vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(64, 64));
 
-    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
+    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
     vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
 
     vk::su::SwapChainData swapChainData(physicalDevices[0], device, surfaceData.surface, surfaceData.extent, vk::ImageUsageFlagBits::eColorAttachment | vk::ImageUsageFlagBits::eTransferSrc

samples/13_InitVertexBuffer/13_InitVertexBuffer.cpp

@@ -37,7 +37,7 @@ int main(int /*argc*/, char ** /*argv*/)
 
     vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(64, 64));
 
-    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
+    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
     vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
 
     vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);

samples/14_InitPipeline/14_InitPipeline.cpp

@@ -40,12 +40,12 @@ int main(int /*argc*/, char ** /*argv*/)
 
     vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
 
-    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
+    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
     vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
 
-    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickColorFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())), vk::Format::eD16Unorm);
+    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickSurfaceFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())).format, vk::Format::eD16Unorm);
 
-    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device);
+    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device, { {vk::DescriptorType::eUniformBuffer, vk::ShaderStageFlagBits::eVertex} });
     vk::UniquePipelineLayout pipelineLayout = device->createPipelineLayoutUnique(vk::PipelineLayoutCreateInfo(vk::PipelineLayoutCreateFlags(), 1, &descriptorSetLayout.get()));
 
     glslang::InitializeProcess();

samples/15_DrawCube/15_DrawCube.cpp

@@ -40,7 +40,7 @@ int main(int /*argc*/, char ** /*argv*/)
 
     vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
 
-    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
+    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
     vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
 
     vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
@@ -57,10 +57,10 @@ int main(int /*argc*/, char ** /*argv*/)
     vk::su::BufferData uniformBufferData(physicalDevices[0], device, sizeof(glm::mat4x4), vk::BufferUsageFlagBits::eUniformBuffer);
     vk::su::copyToDevice(device, uniformBufferData.deviceMemory, vk::su::createModelViewProjectionClipMatrix(surfaceData.extent));
 
-    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device);
+    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device, { {vk::DescriptorType::eUniformBuffer, vk::ShaderStageFlagBits::eVertex} });
     vk::UniquePipelineLayout pipelineLayout = device->createPipelineLayoutUnique(vk::PipelineLayoutCreateInfo(vk::PipelineLayoutCreateFlags(), 1, &descriptorSetLayout.get()));
 
-    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickColorFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())), depthBufferData.format);
+    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickSurfaceFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())).format, depthBufferData.format);
 
     glslang::InitializeProcess();
     vk::UniqueShaderModule vertexShaderModule = vk::su::createShaderModule(device, vk::ShaderStageFlagBits::eVertex, vertexShaderText_PC_C);
@@ -72,7 +72,7 @@ int main(int /*argc*/, char ** /*argv*/)
     vk::su::BufferData vertexBufferData(physicalDevices[0], device, sizeof(coloredCubeData), vk::BufferUsageFlagBits::eVertexBuffer);
     vk::su::copyToDevice(device, vertexBufferData.deviceMemory, coloredCubeData, sizeof(coloredCubeData) / sizeof(coloredCubeData[0]));
 
-    vk::UniqueDescriptorPool descriptorPool = vk::su::createDescriptorPool(device);
+    vk::UniqueDescriptorPool descriptorPool = vk::su::createDescriptorPool(device, { {vk::DescriptorType::eUniformBuffer, 1} });
     std::vector<vk::UniqueDescriptorSet> descriptorSets = device->allocateDescriptorSetsUnique(vk::DescriptorSetAllocateInfo(descriptorPool.get(), 1, &descriptorSetLayout.get()));
 
     vk::DescriptorBufferInfo descriptorBufferInfo(uniformBufferData.buffer.get(), 0, sizeof(glm::mat4x4));

samples/CopyBlitImage/CopyBlitImage.cpp

@@ -42,7 +42,7 @@ int main(int /*argc*/, char ** /*argv*/)
       exit(-1);
     }
 
-    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
+    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
     vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
 
     vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
@@ -68,8 +68,7 @@ int main(int /*argc*/, char ** /*argv*/)
     uint32_t currentBuffer = nextImage.value;
 
     commandBuffers[0]->begin(vk::CommandBufferBeginInfo());
-    vk::su::setImageLayout(commandBuffers[0], swapChainData.images[currentBuffer], vk::ImageAspectFlagBits::eColor, vk::ImageLayout::eUndefined, vk::ImageLayout::eTransferDstOptimal,
+    vk::su::setImageLayout(commandBuffers[0], swapChainData.images[currentBuffer], swapChainData.colorFormat, vk::ImageLayout::eUndefined, vk::ImageLayout::eTransferDstOptimal);
-      vk::PipelineStageFlagBits::eTopOfPipe, vk::PipelineStageFlagBits::eTransfer);
 
     // Create an image, map it, and write some values to the image
     vk::ImageCreateInfo imageCreateInfo(vk::ImageCreateFlags(), vk::ImageType::e2D, swapChainData.colorFormat, vk::Extent3D(surfaceData.extent, 1), 1, 1, vk::SampleCountFlagBits::e1, vk::ImageTiling::eLinear, vk::ImageUsageFlagBits::eTransferSrc);
@@ -82,8 +81,7 @@ int main(int /*argc*/, char ** /*argv*/)
     vk::UniqueDeviceMemory deviceMemory = device->allocateMemoryUnique(vk::MemoryAllocateInfo(memoryRequirements.size, memoryTypeIndex));
     device->bindImageMemory(blitSourceImage.get(), deviceMemory.get(), 0);
 
-    vk::su::setImageLayout(commandBuffers[0], blitSourceImage.get(), vk::ImageAspectFlagBits::eColor, vk::ImageLayout::eUndefined, vk::ImageLayout::eGeneral,
+    vk::su::setImageLayout(commandBuffers[0], blitSourceImage.get(), swapChainData.colorFormat, vk::ImageLayout::eUndefined, vk::ImageLayout::eGeneral);
-      vk::PipelineStageFlagBits::eTopOfPipe, vk::PipelineStageFlagBits::eHost);
 
     commandBuffers[0]->end();
 
@@ -120,8 +118,7 @@ int main(int /*argc*/, char ** /*argv*/)
     commandBuffers[0]->begin(vk::CommandBufferBeginInfo());
 
     // Intend to blit from this image, set the layout accordingly
-    vk::su::setImageLayout(commandBuffers[0], blitSourceImage.get(), vk::ImageAspectFlagBits::eColor, vk::ImageLayout::eGeneral, vk::ImageLayout::eTransferSrcOptimal,
+    vk::su::setImageLayout(commandBuffers[0], blitSourceImage.get(), swapChainData.colorFormat, vk::ImageLayout::eGeneral, vk::ImageLayout::eTransferSrcOptimal);
-      vk::PipelineStageFlagBits::eHost, vk::PipelineStageFlagBits::eTransfer);
 
     vk::Image blitDestinationImage = swapChainData.images[currentBuffer];
 

samples/DrawTexturedCube/DrawTexturedCube.cpp

@@ -30,8 +30,6 @@ int main(int /*argc*/, char ** /*argv*/)
 {
   try
   {
-    bool textured = true;    // this is a textured sample !
-
     vk::UniqueInstance instance = vk::su::createInstance(AppName, EngineName, vk::su::getInstanceExtensions());
 #if !defined(NDEBUG)
     vk::UniqueDebugReportCallbackEXT debugReportCallback = vk::su::createDebugReportCallback(instance);
@@ -42,7 +40,7 @@ int main(int /*argc*/, char ** /*argv*/)
 
     vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
 
-    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
+    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
     vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
 
     vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
@@ -64,10 +62,11 @@ int main(int /*argc*/, char ** /*argv*/)
     vk::su::BufferData uniformBufferData(physicalDevices[0], device, sizeof(glm::mat4x4), vk::BufferUsageFlagBits::eUniformBuffer);
     vk::su::copyToDevice(device, uniformBufferData.deviceMemory, vk::su::createModelViewProjectionClipMatrix(surfaceData.extent));
 
-    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device, vk::DescriptorType::eUniformBuffer, textured);
+    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device,
+      { {vk::DescriptorType::eUniformBuffer, vk::ShaderStageFlagBits::eVertex}, {vk::DescriptorType::eCombinedImageSampler, vk::ShaderStageFlagBits::eFragment} });
     vk::UniquePipelineLayout pipelineLayout = device->createPipelineLayoutUnique(vk::PipelineLayoutCreateInfo(vk::PipelineLayoutCreateFlags(), 1, &descriptorSetLayout.get()));
 
-    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickColorFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())), depthBufferData.format);
+    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickSurfaceFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())).format, depthBufferData.format);
 
     glslang::InitializeProcess();
     vk::UniqueShaderModule vertexShaderModule = vk::su::createShaderModule(device, vk::ShaderStageFlagBits::eVertex, vertexShaderText_PT_T);
@@ -79,7 +78,7 @@ int main(int /*argc*/, char ** /*argv*/)
     vk::su::BufferData vertexBufferData(physicalDevices[0], device, sizeof(texturedCubeData), vk::BufferUsageFlagBits::eVertexBuffer);
     vk::su::copyToDevice(device, vertexBufferData.deviceMemory, texturedCubeData, sizeof(texturedCubeData) / sizeof(texturedCubeData[0]));
 
-    vk::UniqueDescriptorPool descriptorPool = vk::su::createDescriptorPool(device, vk::DescriptorType::eUniformBuffer, textured);
+    vk::UniqueDescriptorPool descriptorPool = vk::su::createDescriptorPool(device, { {vk::DescriptorType::eUniformBuffer, 1}, {vk::DescriptorType::eCombinedImageSampler, 1} });
     std::vector<vk::UniqueDescriptorSet> descriptorSets = device->allocateDescriptorSetsUnique(vk::DescriptorSetAllocateInfo(descriptorPool.get(), 1, &descriptorSetLayout.get()));
 
     vk::DescriptorBufferInfo bufferInfo(uniformBufferData.buffer.get(), 0, sizeof(glm::mat4x4));

samples/DynamicUniform/DynamicUniform.cpp

@@ -40,7 +40,7 @@ int main(int /*argc*/, char ** /*argv*/)
 
     vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
 
-    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
+    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
     vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
 
     vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
@@ -54,7 +54,7 @@ int main(int /*argc*/, char ** /*argv*/)
 
     vk::su::DepthBufferData depthBufferData(physicalDevices[0], device, vk::Format::eD16Unorm, surfaceData.extent);
 
-    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickColorFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())), depthBufferData.format);
+    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickSurfaceFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())).format, depthBufferData.format);
 
     glslang::InitializeProcess();
     vk::UniqueShaderModule vertexShaderModule = vk::su::createShaderModule(device, vk::ShaderStageFlagBits::eVertex, vertexShaderText_PC_C);
@@ -96,11 +96,11 @@ int main(int /*argc*/, char ** /*argv*/)
     vk::su::copyToDevice(device, uniformBufferData.deviceMemory, mvpcs, 2, bufferSize);
 
     // create a DescriptorSetLayout with vk::DescriptorType::eUniformBufferDynamic
-    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device, vk::DescriptorType::eUniformBufferDynamic);
+    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device, { {vk::DescriptorType::eUniformBufferDynamic, vk::ShaderStageFlagBits::eVertex} });
     vk::UniquePipelineLayout pipelineLayout = device->createPipelineLayoutUnique(vk::PipelineLayoutCreateInfo(vk::PipelineLayoutCreateFlags(), 1, &descriptorSetLayout.get()));
 
     // create a DescriptorPool with vk::DescriptorType::eUniformBufferDynamic
-    vk::UniqueDescriptorPool descriptorPool = vk::su::createDescriptorPool(device, vk::DescriptorType::eUniformBufferDynamic);
+    vk::UniqueDescriptorPool descriptorPool = vk::su::createDescriptorPool(device, { { vk::DescriptorType::eUniformBufferDynamic, 1 } });
     std::vector<vk::UniqueDescriptorSet> descriptorSets = device->allocateDescriptorSetsUnique(vk::DescriptorSetAllocateInfo(descriptorPool.get(), 1, &descriptorSetLayout.get()));
 
     vk::DescriptorBufferInfo descriptorBufferInfo(uniformBufferData.buffer.get(), 0, sizeof(glm::mat4x4));

samples/ImmutableSampler/ImmutableSampler.cpp

@@ -40,7 +40,7 @@ int main(int /*argc*/, char ** /*argv*/)
 
     vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
 
-    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
+    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
     vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
 
     vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
@@ -57,7 +57,7 @@ int main(int /*argc*/, char ** /*argv*/)
     vk::su::BufferData uniformBufferData(physicalDevices[0], device, sizeof(glm::mat4x4), vk::BufferUsageFlagBits::eUniformBuffer);
     vk::su::copyToDevice(device, uniformBufferData.deviceMemory, vk::su::createModelViewProjectionClipMatrix(surfaceData.extent));
 
-    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickColorFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())), depthBufferData.format);
+    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickSurfaceFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())).format, depthBufferData.format);
 
     glslang::InitializeProcess();
     vk::UniqueShaderModule vertexShaderModule = vk::su::createShaderModule(device, vk::ShaderStageFlagBits::eVertex, vertexShaderText_PT_T);

samples/InitTexture/InitTexture.cpp

@@ -40,7 +40,7 @@ int main(int /*argc*/, char ** /*argv*/)
 
     vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(50, 50));
 
-    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
+    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
     vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
 
     vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
@@ -116,16 +116,16 @@ int main(int /*argc*/, char ** /*argv*/)
     if (needsStaging)
     {
       // Since we're going to blit to the texture image, set its layout to eTransferDstOptimal
-      vk::su::setImageLayout(commandBuffers[0], image.get(), vk::ImageAspectFlagBits::eColor, vk::ImageLayout::eUndefined, vk::ImageLayout::eTransferDstOptimal, vk::PipelineStageFlagBits::eTopOfPipe, vk::PipelineStageFlagBits::eTransfer);
+      vk::su::setImageLayout(commandBuffers[0], image.get(), format, vk::ImageLayout::eUndefined, vk::ImageLayout::eTransferDstOptimal);
       vk::BufferImageCopy copyRegion(0, surfaceData.extent.width, surfaceData.extent.height, vk::ImageSubresourceLayers(vk::ImageAspectFlagBits::eColor, 0, 0, 1), vk::Offset3D(0, 0, 0), vk::Extent3D(surfaceData.extent, 1));
       commandBuffers[0]->copyBufferToImage(textureBuffer.get(), image.get(), vk::ImageLayout::eTransferDstOptimal, copyRegion);
       // Set the layout for the texture image from eTransferDstOptimal to SHADER_READ_ONLY
-      vk::su::setImageLayout(commandBuffers[0], image.get(), vk::ImageAspectFlagBits::eColor, vk::ImageLayout::eTransferDstOptimal, vk::ImageLayout::eShaderReadOnlyOptimal, vk::PipelineStageFlagBits::eTransfer, vk::PipelineStageFlagBits::eFragmentShader);
+      vk::su::setImageLayout(commandBuffers[0], image.get(), format, vk::ImageLayout::eTransferDstOptimal, vk::ImageLayout::eShaderReadOnlyOptimal);
     }
     else
     {
       // If we can use the linear tiled image as a texture, just do it
-      vk::su::setImageLayout(commandBuffers[0], image.get(), vk::ImageAspectFlagBits::eColor, vk::ImageLayout::ePreinitialized, vk::ImageLayout::eShaderReadOnlyOptimal, vk::PipelineStageFlagBits::eHost, vk::PipelineStageFlagBits::eFragmentShader);
+      vk::su::setImageLayout(commandBuffers[0], image.get(), format, vk::ImageLayout::ePreinitialized, vk::ImageLayout::eShaderReadOnlyOptimal);
     }
 
     commandBuffers[0]->end();

samples/InputAttachment/InputAttachment.cpp

@@ -75,7 +75,7 @@ int main(int /*argc*/, char ** /*argv*/)
 
     vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
 
-    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
+    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
     vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
 
     vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
@@ -104,15 +104,13 @@ int main(int /*argc*/, char ** /*argv*/)
 
     // Set the image layout to TRANSFER_DST_OPTIMAL to be ready for clear
     commandBuffers[0]->begin(vk::CommandBufferBeginInfo());
-    vk::su::setImageLayout(commandBuffers[0], inputImage.get(), vk::ImageAspectFlagBits::eColor, vk::ImageLayout::eUndefined, vk::ImageLayout::eTransferDstOptimal,
+    vk::su::setImageLayout(commandBuffers[0], inputImage.get(), swapChainData.colorFormat, vk::ImageLayout::eUndefined, vk::ImageLayout::eTransferDstOptimal);
-      vk::PipelineStageFlagBits::eTopOfPipe, vk::PipelineStageFlagBits::eTransfer);
 
     commandBuffers[0]->clearColorImage(inputImage.get(), vk::ImageLayout::eTransferDstOptimal, vk::ClearColorValue(std::array<float, 4>({ {1.0f, 1.0f, 0.0f, 0.0f} })),
       vk::ImageSubresourceRange(vk::ImageAspectFlagBits::eColor, 0, VK_REMAINING_MIP_LEVELS, 0, VK_REMAINING_ARRAY_LAYERS));
 
     // Set the image layout to SHADER_READONLY_OPTIMAL for use by the shaders
-    vk::su::setImageLayout(commandBuffers[0], inputImage.get(), vk::ImageAspectFlagBits::eColor, vk::ImageLayout::eTransferDstOptimal, vk::ImageLayout::eShaderReadOnlyOptimal,
+    vk::su::setImageLayout(commandBuffers[0], inputImage.get(), swapChainData.colorFormat, vk::ImageLayout::eTransferDstOptimal, vk::ImageLayout::eShaderReadOnlyOptimal);
-      vk::PipelineStageFlagBits::eTransfer, vk::PipelineStageFlagBits::eFragmentShader);
 
     vk::ComponentMapping componentMapping(vk::ComponentSwizzle::eR, vk::ComponentSwizzle::eG, vk::ComponentSwizzle::eB, vk::ComponentSwizzle::eA);
     vk::ImageViewCreateInfo imageViewCreateInfo(vk::ImageViewCreateFlags(), inputImage.get(), vk::ImageViewType::e2D, swapChainData.colorFormat, componentMapping, vk::ImageSubresourceRange(vk::ImageAspectFlagBits::eColor, 0, 1, 0, 1));

samples/MultipleSets/MultipleSets.cpp

@@ -53,23 +53,6 @@ void main()
 }
 )";
 
-const char *fragShaderText =
-"#version 400\n"
-"#extension GL_ARB_separate_shader_objects : enable\n"
-"#extension GL_ARB_shading_language_420pack : enable\n"
-"layout (location = 0) in vec4 inColor;\n"
-"layout (location = 1) in vec2 inTexCoords;\n"
-"layout (location = 0) out vec4 outColor;\n"
-"void main() {\n"
-"    vec4 resColor = inColor;\n"
-// Create a border to see the cube more easily
-"   if (inTexCoords.x < 0.01 || inTexCoords.x > 0.99)\n"
-"       resColor *= vec4(0.1, 0.1, 0.1, 1.0);\n"
-"   if (inTexCoords.y < 0.01 || inTexCoords.y > 0.99)\n"
-"       resColor *= vec4(0.1, 0.1, 0.1, 1.0);\n"
-"   outColor = resColor;\n"
-"}\n";
-
 const std::string fragmentShaderText = R"(
 #version 400
 
@@ -107,7 +90,7 @@ int main(int /*argc*/, char ** /*argv*/)
 
     vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
 
-    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
+    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
     vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
 
     vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
@@ -129,7 +112,7 @@ int main(int /*argc*/, char ** /*argv*/)
     vk::su::BufferData uniformBufferData(physicalDevices[0], device, sizeof(glm::mat4x4), vk::BufferUsageFlagBits::eUniformBuffer);
     vk::su::copyToDevice(device, uniformBufferData.deviceMemory, vk::su::createModelViewProjectionClipMatrix(surfaceData.extent));
 
-    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickColorFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())), depthBufferData.format);
+    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickSurfaceFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())).format, depthBufferData.format);
 
     glslang::InitializeProcess();
     vk::UniqueShaderModule vertexShaderModule = vk::su::createShaderModule(device, vk::ShaderStageFlagBits::eVertex, vertexShaderText);

samples/OcclusionQuery/OcclusionQuery.cpp

@@ -40,7 +40,7 @@ int main(int /*argc*/, char ** /*argv*/)
 
     vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
 
-    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
+    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
     vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
 
     vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
@@ -57,10 +57,10 @@ int main(int /*argc*/, char ** /*argv*/)
     vk::su::BufferData uniformBufferData(physicalDevices[0], device, sizeof(glm::mat4x4), vk::BufferUsageFlagBits::eUniformBuffer);
     vk::su::copyToDevice(device, uniformBufferData.deviceMemory, vk::su::createModelViewProjectionClipMatrix(surfaceData.extent));
 
-    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device);
+    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device, { {vk::DescriptorType::eUniformBuffer, vk::ShaderStageFlagBits::eVertex} });
     vk::UniquePipelineLayout pipelineLayout = device->createPipelineLayoutUnique(vk::PipelineLayoutCreateInfo(vk::PipelineLayoutCreateFlags(), 1, &descriptorSetLayout.get()));
 
-    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickColorFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())), depthBufferData.format);
+    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickSurfaceFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())).format, depthBufferData.format);
 
     glslang::InitializeProcess();
     vk::UniqueShaderModule vertexShaderModule = vk::su::createShaderModule(device, vk::ShaderStageFlagBits::eVertex, vertexShaderText_PC_C);
@@ -72,7 +72,7 @@ int main(int /*argc*/, char ** /*argv*/)
     vk::su::BufferData vertexBufferData(physicalDevices[0], device, sizeof(coloredCubeData), vk::BufferUsageFlagBits::eVertexBuffer);
     vk::su::copyToDevice(device, vertexBufferData.deviceMemory, coloredCubeData, sizeof(coloredCubeData) / sizeof(coloredCubeData[0]));
 
-    vk::UniqueDescriptorPool descriptorPool = vk::su::createDescriptorPool(device);
+    vk::UniqueDescriptorPool descriptorPool = vk::su::createDescriptorPool(device, { {vk::DescriptorType::eUniformBuffer, 1} });
     std::vector<vk::UniqueDescriptorSet> descriptorSets = device->allocateDescriptorSetsUnique(vk::DescriptorSetAllocateInfo(descriptorPool.get(), 1, &descriptorSetLayout.get()));
 
     vk::DescriptorBufferInfo descriptorBufferInfo(uniformBufferData.buffer.get(), 0, sizeof(glm::mat4x4));

samples/PipelineCache/PipelineCache.cpp

@@ -73,7 +73,7 @@ int main(int /*argc*/, char ** /*argv*/)
 
     vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
 
-    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
+    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
     vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
 
     vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
@@ -94,10 +94,11 @@ int main(int /*argc*/, char ** /*argv*/)
     vk::su::BufferData uniformBufferData(physicalDevices[0], device, sizeof(glm::mat4x4), vk::BufferUsageFlagBits::eUniformBuffer);
     vk::su::copyToDevice(device, uniformBufferData.deviceMemory, vk::su::createModelViewProjectionClipMatrix(surfaceData.extent));
 
-    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device, vk::DescriptorType::eUniformBuffer, true);
+    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device,
+      { {vk::DescriptorType::eUniformBuffer, vk::ShaderStageFlagBits::eVertex}, {vk::DescriptorType::eCombinedImageSampler, vk::ShaderStageFlagBits::eFragment} });
     vk::UniquePipelineLayout pipelineLayout = device->createPipelineLayoutUnique(vk::PipelineLayoutCreateInfo(vk::PipelineLayoutCreateFlags(), 1, &descriptorSetLayout.get()));
 
-    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickColorFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())), depthBufferData.format);
+    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickSurfaceFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())).format, depthBufferData.format);
 
     glslang::InitializeProcess();
     vk::UniqueShaderModule vertexShaderModule = vk::su::createShaderModule(device, vk::ShaderStageFlagBits::eVertex, vertexShaderText_PT_T);
@@ -109,7 +110,7 @@ int main(int /*argc*/, char ** /*argv*/)
     vk::su::BufferData vertexBufferData(physicalDevices[0], device, sizeof(texturedCubeData), vk::BufferUsageFlagBits::eVertexBuffer);
     vk::su::copyToDevice(device, vertexBufferData.deviceMemory, texturedCubeData, sizeof(texturedCubeData) / sizeof(texturedCubeData[0]));
 
-    vk::UniqueDescriptorPool descriptorPool = vk::su::createDescriptorPool(device, vk::DescriptorType::eUniformBuffer, true);
+    vk::UniqueDescriptorPool descriptorPool = vk::su::createDescriptorPool(device, { {vk::DescriptorType::eUniformBuffer, 1}, {vk::DescriptorType::eCombinedImageSampler, 1} });
     std::vector<vk::UniqueDescriptorSet> descriptorSets = device->allocateDescriptorSetsUnique(vk::DescriptorSetAllocateInfo(descriptorPool.get(), 1, &descriptorSetLayout.get()));
 
     vk::DescriptorBufferInfo descriptorBufferInfo(uniformBufferData.buffer.get(), 0, sizeof(glm::mat4x4));

samples/PipelineDerivative/PipelineDerivative.cpp

@@ -70,7 +70,7 @@ int main(int /*argc*/, char ** /*argv*/)
 
     vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
 
-    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
+    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
     vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
 
     vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
@@ -91,10 +91,11 @@ int main(int /*argc*/, char ** /*argv*/)
     vk::su::BufferData uniformBufferData(physicalDevices[0], device, sizeof(glm::mat4x4), vk::BufferUsageFlagBits::eUniformBuffer);
     vk::su::copyToDevice(device, uniformBufferData.deviceMemory, vk::su::createModelViewProjectionClipMatrix(surfaceData.extent));
 
-    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device, vk::DescriptorType::eUniformBuffer, true);
+    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device,
+      { {vk::DescriptorType::eUniformBuffer, vk::ShaderStageFlagBits::eVertex}, {vk::DescriptorType::eCombinedImageSampler, vk::ShaderStageFlagBits::eFragment} });
     vk::UniquePipelineLayout pipelineLayout = device->createPipelineLayoutUnique(vk::PipelineLayoutCreateInfo(vk::PipelineLayoutCreateFlags(), 1, &descriptorSetLayout.get()));
 
-    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickColorFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())), depthBufferData.format);
+    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickSurfaceFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())).format, depthBufferData.format);
 
     glslang::InitializeProcess();
     vk::UniqueShaderModule vertexShaderModule = vk::su::createShaderModule(device, vk::ShaderStageFlagBits::eVertex, vertexShaderText_PT_T);
@@ -106,7 +107,7 @@ int main(int /*argc*/, char ** /*argv*/)
     vk::su::BufferData vertexBufferData(physicalDevices[0], device, sizeof(texturedCubeData), vk::BufferUsageFlagBits::eVertexBuffer);
     vk::su::copyToDevice(device, vertexBufferData.deviceMemory, texturedCubeData, sizeof(texturedCubeData) / sizeof(texturedCubeData[0]));
 
-    vk::UniqueDescriptorPool descriptorPool = vk::su::createDescriptorPool(device, vk::DescriptorType::eUniformBuffer, true);
+    vk::UniqueDescriptorPool descriptorPool = vk::su::createDescriptorPool(device, { {vk::DescriptorType::eUniformBuffer, 1}, {vk::DescriptorType::eCombinedImageSampler, 1} });
     std::vector<vk::UniqueDescriptorSet> descriptorSets = device->allocateDescriptorSetsUnique(vk::DescriptorSetAllocateInfo(descriptorPool.get(), 1, &descriptorSetLayout.get()));
 
     vk::DescriptorBufferInfo bufferInfo(uniformBufferData.buffer.get(), 0, sizeof(glm::mat4x4));

samples/PushConstants/PushConstants.cpp

@@ -81,7 +81,7 @@ int main(int /*argc*/, char ** /*argv*/)
 
     vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
 
-    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
+    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
     vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
 
     vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
@@ -98,7 +98,7 @@ int main(int /*argc*/, char ** /*argv*/)
     vk::su::BufferData uniformBufferData(physicalDevices[0], device, sizeof(glm::mat4x4), vk::BufferUsageFlagBits::eUniformBuffer);
     vk::su::copyToDevice(device, uniformBufferData.deviceMemory, vk::su::createModelViewProjectionClipMatrix(surfaceData.extent));
 
-    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickColorFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())), depthBufferData.format);
+    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickSurfaceFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())).format, depthBufferData.format);
 
     glslang::InitializeProcess();
     vk::UniqueShaderModule vertexShaderModule = vk::su::createShaderModule(device, vk::ShaderStageFlagBits::eVertex, vertexShaderText_PT_T);
@@ -112,7 +112,7 @@ int main(int /*argc*/, char ** /*argv*/)
 
     // Create binding and layout for the following, matching contents of shader
     //   binding 0 = uniform buffer (MVP)
-    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device, vk::DescriptorType::eUniformBuffer, false /*!*/);
+    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device, { {vk::DescriptorType::eUniformBuffer, vk::ShaderStageFlagBits::eVertex} });
 
     /* VULKAN_KEY_START */
 

samples/PushDescriptors/PushDescriptors.cpp

@@ -43,8 +43,6 @@ int main(int /*argc*/, char ** /*argv*/)
     std::vector<std::string> instanceExtensions = vk::su::getInstanceExtensions();
     instanceExtensions.push_back(VK_KHR_GET_PHYSICAL_DEVICE_PROPERTIES_2_EXTENSION_NAME);
 
-    bool textured = true;
-
     vk::UniqueInstance instance = vk::su::createInstance(AppName, EngineName, instanceExtensions);
 #if !defined(NDEBUG)
     vk::UniqueDebugReportCallbackEXT debugReportCallback = vk::su::createDebugReportCallback(instance);
@@ -66,7 +64,7 @@ int main(int /*argc*/, char ** /*argv*/)
 
     vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
 
-    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], surfaceData.surface);
+    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
     vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, deviceExtensions);
 
     vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
@@ -88,10 +86,12 @@ int main(int /*argc*/, char ** /*argv*/)
     vk::su::copyToDevice(device, uniformBufferData.deviceMemory, vk::su::createModelViewProjectionClipMatrix(surfaceData.extent));
 
     // Need to specify that descriptor set layout will be for push descriptors
-    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device, vk::DescriptorType::eUniformBuffer, textured, vk::DescriptorSetLayoutCreateFlagBits::ePushDescriptorKHR);
+    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device,
+      { {vk::DescriptorType::eUniformBuffer, vk::ShaderStageFlagBits::eVertex}, {vk::DescriptorType::eCombinedImageSampler, vk::ShaderStageFlagBits::eFragment} },
+      vk::DescriptorSetLayoutCreateFlagBits::ePushDescriptorKHR);
     vk::UniquePipelineLayout pipelineLayout = device->createPipelineLayoutUnique(vk::PipelineLayoutCreateInfo(vk::PipelineLayoutCreateFlags(), 1, &descriptorSetLayout.get()));
 
-    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickColorFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())), depthBufferData.format);
+    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickSurfaceFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())).format, depthBufferData.format);
 
     glslang::InitializeProcess();
     vk::UniqueShaderModule vertexShaderModule = vk::su::createShaderModule(device, vk::ShaderStageFlagBits::eVertex, vertexShaderText_PT_T);

samples/SecondaryCommandBuffer/CMakeLists.txt

@@ -0,0 +1,44 @@
+# Copyright(c) 2019, NVIDIA CORPORATION. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+cmake_minimum_required(VERSION 3.2)
+
+project(SecondaryCommandBuffer)
+
+set(HEADERS
+  ../utils/geometries.hpp
+  ../utils/math.hpp
+  ../utils/shaders.hpp
+  ../utils/utils.hpp
+)
+
+set(SOURCES
+  SecondaryCommandBuffer.cpp
+  ../utils/math.cpp
+  ../utils/shaders.cpp
+  ../utils/utils.cpp
+  ../../glslang/StandAlone/ResourceLimits.cpp
+)
+
+source_group(headers FILES ${HEADERS})
+source_group(sources FILES ${SOURCES})
+
+add_executable(SecondaryCommandBuffer
+  ${HEADERS}
+  ${SOURCES}
+)
+
+set_target_properties(SecondaryCommandBuffer PROPERTIES FOLDER "Samples")
+target_include_directories(SecondaryCommandBuffer PUBLIC ${CMAKE_SOURCE_DIR}/glslang)
+target_link_libraries(SecondaryCommandBuffer PUBLIC glslang SPIRV "${Vulkan_LIBRARIES}")

samples/SecondaryCommandBuffer/SecondaryCommandBuffer.cpp

@@ -0,0 +1,192 @@
+// Copyright(c) 2019, NVIDIA CORPORATION. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+// VulkanHpp Samples : SecondaryCommandBuffer
+//                     Draw several cubes using primary and secondary command buffers
+
+#include "../utils/geometries.hpp"
+#include "../utils/math.hpp"
+#include "../utils/shaders.hpp"
+#include "../utils/utils.hpp"
+#include "vulkan/vulkan.hpp"
+#include "SPIRV/GlslangToSpv.h"
+#include <iostream>
+
+static char const* AppName = "SecondaryCommandBuffer";
+static char const* EngineName = "Vulkan.hpp";
+
+int main(int /*argc*/, char ** /*argv*/)
+{
+  try
+  {
+    vk::UniqueInstance instance = vk::su::createInstance(AppName, EngineName, vk::su::getInstanceExtensions());
+#if !defined(NDEBUG)
+    vk::UniqueDebugReportCallbackEXT debugReportCallback = vk::su::createDebugReportCallback(instance);
+#endif
+
+    std::vector<vk::PhysicalDevice> physicalDevices = instance->enumeratePhysicalDevices();
+    assert(!physicalDevices.empty());
+
+    vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
+
+    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
+    vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
+
+    vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
+    std::vector<vk::UniqueCommandBuffer> commandBuffers = device->allocateCommandBuffersUnique(vk::CommandBufferAllocateInfo(commandPool.get(), vk::CommandBufferLevel::ePrimary, 1));
+
+    vk::Queue graphicsQueue = device->getQueue(graphicsAndPresentQueueFamilyIndex.first, 0);
+    vk::Queue presentQueue = device->getQueue(graphicsAndPresentQueueFamilyIndex.second, 0);
+
+    vk::su::SwapChainData swapChainData(physicalDevices[0], device, surfaceData.surface, surfaceData.extent, vk::ImageUsageFlagBits::eColorAttachment | vk::ImageUsageFlagBits::eTransferSrc
+      , graphicsAndPresentQueueFamilyIndex.first, graphicsAndPresentQueueFamilyIndex.second);
+
+    vk::su::DepthBufferData depthBufferData(physicalDevices[0], device, vk::Format::eD16Unorm, surfaceData.extent);
+
+    vk::su::BufferData uniformBufferData(physicalDevices[0], device, sizeof(glm::mat4x4), vk::BufferUsageFlagBits::eUniformBuffer);
+    vk::su::copyToDevice(device, uniformBufferData.deviceMemory, vk::su::createModelViewProjectionClipMatrix(surfaceData.extent));
+
+    vk::UniqueDescriptorSetLayout descriptorSetLayout = vk::su::createDescriptorSetLayout(device,
+      { {vk::DescriptorType::eUniformBuffer, vk::ShaderStageFlagBits::eVertex}, {vk::DescriptorType::eCombinedImageSampler, vk::ShaderStageFlagBits::eFragment} });
+    vk::UniquePipelineLayout pipelineLayout = device->createPipelineLayoutUnique(vk::PipelineLayoutCreateInfo(vk::PipelineLayoutCreateFlags(), 1, &descriptorSetLayout.get()));
+
+    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickSurfaceFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())).format, depthBufferData.format,
+      vk::AttachmentLoadOp::eClear, vk::ImageLayout::eColorAttachmentOptimal);
+
+    glslang::InitializeProcess();
+    vk::UniqueShaderModule vertexShaderModule = vk::su::createShaderModule(device, vk::ShaderStageFlagBits::eVertex, vertexShaderText_PT_T);
+    vk::UniqueShaderModule fragmentShaderModule = vk::su::createShaderModule(device, vk::ShaderStageFlagBits::eFragment, fragmentShaderText_T_C);
+    glslang::FinalizeProcess();
+
+    std::vector<vk::UniqueFramebuffer> framebuffers = vk::su::createFramebuffers(device, renderPass, swapChainData.imageViews, depthBufferData.imageView, surfaceData.extent);
+
+    vk::su::BufferData vertexBufferData(physicalDevices[0], device, sizeof(texturedCubeData), vk::BufferUsageFlagBits::eVertexBuffer);
+    vk::su::copyToDevice(device, vertexBufferData.deviceMemory, texturedCubeData, sizeof(texturedCubeData) / sizeof(texturedCubeData[0]));
+
+    vk::UniquePipelineCache pipelineCache = device->createPipelineCacheUnique(vk::PipelineCacheCreateInfo());
+
+    vk::UniquePipeline graphicsPipeline = vk::su::createGraphicsPipeline(device, pipelineCache, vertexShaderModule, fragmentShaderModule, sizeof(texturedCubeData[0]), true, true, pipelineLayout, renderPass);
+
+    commandBuffers[0]->begin(vk::CommandBufferBeginInfo());
+
+    vk::su::TextureData greenTextureData(physicalDevices[0], device);
+    greenTextureData.setTexture(device, commandBuffers[0], vk::su::MonochromeTextureGenerator({ 118, 185, 0 }));
+
+    vk::su::TextureData checkeredTextureData(physicalDevices[0], device);
+    checkeredTextureData.setTexture(device, commandBuffers[0], vk::su::CheckerboardTextureCreator());
+
+    // create two identical descriptor sets, each with a different texture but identical UBOs
+    vk::UniqueDescriptorPool descriptorPool = vk::su::createDescriptorPool(device, { {vk::DescriptorType::eUniformBuffer, 2}, {vk::DescriptorType::eCombinedImageSampler, 2} });
+
+    vk::DescriptorSetLayout layouts[] = { descriptorSetLayout.get(), descriptorSetLayout.get() };
+    std::vector<vk::UniqueDescriptorSet> descriptorSets = device->allocateDescriptorSetsUnique(vk::DescriptorSetAllocateInfo(descriptorPool.get(), 2, layouts));
+    assert(descriptorSets.size() == 2);
+
+    vk::DescriptorBufferInfo bufferInfo(uniformBufferData.buffer.get(), 0, sizeof(glm::mat4x4));
+    vk::DescriptorImageInfo greenImageInfo(greenTextureData.textureSampler.get(), greenTextureData.imageData->imageView.get(), vk::ImageLayout::eShaderReadOnlyOptimal);
+    vk::su::updateDescriptorSets(device, descriptorSets[0], vk::DescriptorType::eUniformBuffer, &bufferInfo, &greenImageInfo);
+
+    vk::DescriptorImageInfo checkeredImageInfo(checkeredTextureData.textureSampler.get(), checkeredTextureData.imageData->imageView.get(), vk::ImageLayout::eShaderReadOnlyOptimal);
+    vk::su::updateDescriptorSets(device, descriptorSets[1], vk::DescriptorType::eUniformBuffer, &bufferInfo, &checkeredImageInfo);
+
+    /* VULKAN_KEY_START */
+
+    // create four secondary command buffers, for each quadrant of the screen
+    std::vector<vk::UniqueCommandBuffer> secondaryCommandBuffers = device->allocateCommandBuffersUnique(vk::CommandBufferAllocateInfo(commandPool.get(), vk::CommandBufferLevel::eSecondary, 4));
+
+    // Get the index of the next available swapchain image:
+    vk::UniqueSemaphore imageAcquiredSemaphore = device->createSemaphoreUnique(vk::SemaphoreCreateInfo());
+    vk::ResultValue<uint32_t> currentBuffer = device->acquireNextImageKHR(swapChainData.swapChain.get(), vk::su::FenceTimeout, imageAcquiredSemaphore.get(), nullptr);
+    assert(currentBuffer.result == vk::Result::eSuccess);
+    assert(currentBuffer.value < framebuffers.size());
+
+    vk::su::setImageLayout(commandBuffers[0], swapChainData.images[currentBuffer.value], swapChainData.colorFormat, vk::ImageLayout::eUndefined, vk::ImageLayout::eColorAttachmentOptimal);
+
+    const vk::DeviceSize offset = 0;
+    vk::Viewport viewport(0.0f, 0.0f, 200.0f, 200.0f, 0.0f, 1.0f);
+    vk::Rect2D scissor(vk::Offset2D(0, 0), vk::Extent2D(surfaceData.extent));
+
+    // now we record four separate command buffers, one for each quadrant of the screen
+    vk::CommandBufferInheritanceInfo commandBufferInheritanceInfo(renderPass.get(), 0, framebuffers[currentBuffer.value].get());
+    vk::CommandBufferBeginInfo secondaryBeginInfo(vk::CommandBufferUsageFlagBits::eOneTimeSubmit | vk::CommandBufferUsageFlagBits::eRenderPassContinue, &commandBufferInheritanceInfo);
+
+    for (int i = 0; i < 4; i++)
+    {
+      viewport.x = 25.0f + 250.0f * (i % 2);
+      viewport.y = 25.0f + 250.0f * (i / 2);
+
+      secondaryCommandBuffers[i]->begin(secondaryBeginInfo);
+      secondaryCommandBuffers[i]->bindPipeline(vk::PipelineBindPoint::eGraphics, graphicsPipeline.get());
+      secondaryCommandBuffers[i]->bindDescriptorSets(vk::PipelineBindPoint::eGraphics, pipelineLayout.get(), 0, descriptorSets[i == 0 || i == 3].get(), nullptr);
+      secondaryCommandBuffers[i]->bindVertexBuffers(0, vertexBufferData.buffer.get(), offset);
+      secondaryCommandBuffers[i]->setViewport(0, viewport);
+      secondaryCommandBuffers[i]->setScissor(0, scissor);
+      secondaryCommandBuffers[i]->draw(12 * 3, 1, 0, 0);
+      secondaryCommandBuffers[i]->end();
+    }
+
+
+    vk::ClearValue clearValues[2];
+    clearValues[0].color = vk::ClearColorValue(std::array<float, 4>({ 0.2f, 0.2f, 0.2f, 0.2f }));
+    clearValues[1].depthStencil = vk::ClearDepthStencilValue(1.0f, 0);
+
+    vk::RenderPassBeginInfo renderPassBeginInfo(renderPass.get(), framebuffers[currentBuffer.value].get(), vk::Rect2D(vk::Offset2D(0, 0), surfaceData.extent), 2, clearValues);
+    // specifying VK_SUBPASS_CONTENTS_SECONDARY_COMMAND_BUFFERS means this render pass may ONLY call vkCmdExecuteCommands
+    commandBuffers[0]->beginRenderPass(renderPassBeginInfo, vk::SubpassContents::eSecondaryCommandBuffers);
+    commandBuffers[0]->executeCommands(vk::uniqueToRaw(secondaryCommandBuffers));
+    commandBuffers[0]->endRenderPass();
+
+    vk::ImageMemoryBarrier prePresentBarrier(vk::AccessFlagBits::eColorAttachmentWrite, vk::AccessFlagBits::eMemoryRead, vk::ImageLayout::eColorAttachmentOptimal, vk::ImageLayout::ePresentSrcKHR,
+      VK_QUEUE_FAMILY_IGNORED, VK_QUEUE_FAMILY_IGNORED, swapChainData.images[currentBuffer.value], vk::ImageSubresourceRange(vk::ImageAspectFlagBits::eColor, 0, 1, 0, 1));
+    commandBuffers[0]->pipelineBarrier(vk::PipelineStageFlagBits::eColorAttachmentOutput, vk::PipelineStageFlagBits::eBottomOfPipe, vk::DependencyFlags(), nullptr, nullptr, prePresentBarrier);
+    commandBuffers[0]->end();
+
+    vk::UniqueFence drawFence = device->createFenceUnique(vk::FenceCreateInfo());
+
+    vk::PipelineStageFlags waitDestinationStageMask(vk::PipelineStageFlagBits::eColorAttachmentOutput);
+    vk::SubmitInfo submitInfo(1, &imageAcquiredSemaphore.get(), &waitDestinationStageMask, 1, &commandBuffers[0].get());
+    graphicsQueue.submit(submitInfo, drawFence.get());
+
+    while (vk::Result::eTimeout == device->waitForFences(drawFence.get(), VK_TRUE, vk::su::FenceTimeout))
+      ;
+
+    presentQueue.presentKHR(vk::PresentInfoKHR(0, nullptr, 1, &swapChainData.swapChain.get(), &currentBuffer.value));
+    Sleep(1000);
+
+    /* VULKAN_KEY_END */
+
+    device->waitIdle();
+#if defined(VK_USE_PLATFORM_WIN32_KHR)
+    DestroyWindow(surfaceData.window);
+#else
+#pragma error "unhandled platform"
+#endif
+  }
+  catch (vk::SystemError err)
+  {
+    std::cout << "vk::SystemError: " << err.what() << std::endl;
+    exit(-1);
+  }
+  catch (std::runtime_error err)
+  {
+    std::cout << "std::runtime_error: " << err.what() << std::endl;
+    exit(-1);
+  }
+  catch (...)
+  {
+    std::cout << "unknown error\n";
+    exit(-1);
+  }
+  return 0;
+}

samples/SeparateImageSampler/CMakeLists.txt

@@ -0,0 +1,44 @@
+# Copyright(c) 2019, NVIDIA CORPORATION. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+cmake_minimum_required(VERSION 3.2)
+
+project(SeparateImageSampler)
+
+set(HEADERS
+  ../utils/geometries.hpp
+  ../utils/math.hpp
+  ../utils/shaders.hpp
+  ../utils/utils.hpp
+)
+
+set(SOURCES
+  SeparateImageSampler.cpp
+  ../utils/math.cpp
+  ../utils/shaders.cpp
+  ../utils/utils.cpp
+  ../../glslang/StandAlone/ResourceLimits.cpp
+)
+
+source_group(headers FILES ${HEADERS})
+source_group(sources FILES ${SOURCES})
+
+add_executable(SeparateImageSampler
+  ${HEADERS}
+  ${SOURCES}
+)
+
+set_target_properties(SeparateImageSampler PROPERTIES FOLDER "Samples")
+target_include_directories(SeparateImageSampler PUBLIC ${CMAKE_SOURCE_DIR}/glslang)
+target_link_libraries(SeparateImageSampler PUBLIC glslang SPIRV "${Vulkan_LIBRARIES}")

samples/SeparateImageSampler/SeparateImageSampler.cpp

@@ -0,0 +1,228 @@
+// Copyright(c) 2019, NVIDIA CORPORATION. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+// VulkanHpp Samples : SeparateImageSampler
+//                     Use separate image and sampler in descriptor set and shader to draw a textured cube.
+
+#include "../utils/geometries.hpp"
+#include "../utils/math.hpp"
+#include "../utils/shaders.hpp"
+#include "../utils/utils.hpp"
+#include "vulkan/vulkan.hpp"
+#include "SPIRV/GlslangToSpv.h"
+#include <iostream>
+
+static char const* AppName = "SeparateImageSampler";
+static char const* EngineName = "Vulkan.hpp";
+
+const std::string fragmentShaderTextTS_T_C = R"(
+#version 400
+
+#extension GL_ARB_separate_shader_objects : enable
+#extension GL_ARB_shading_language_420pack : enable
+
+layout (set = 0, binding = 1) uniform texture2D tex;
+layout (set = 0, binding = 2) uniform sampler samp;
+
+layout (location = 0) in vec2 inTexCoords;
+
+layout (location = 0) out vec4 outColor;
+
+void main()
+{
+  // Combine the selected texture with sampler as a parameter
+  vec4 resColor = texture(sampler2D(tex, samp), inTexCoords);
+
+  // Create a border to see the cube more easily
+  if ((inTexCoords.x < 0.01f) || (0.99f < inTexCoords.x)
+   || (inTexCoords.y < 0.01f) || (0.99f < inTexCoords.y))
+  {
+    resColor *= vec4(0.1f, 0.1f, 0.1f, 1.0f);
+  }
+
+  outColor = resColor;
+}
+)";
+
+
+int main(int /*argc*/, char ** /*argv*/)
+{
+  try
+  {
+    vk::UniqueInstance instance = vk::su::createInstance(AppName, EngineName, vk::su::getInstanceExtensions());
+#if !defined(NDEBUG)
+    vk::UniqueDebugReportCallbackEXT debugReportCallback = vk::su::createDebugReportCallback(instance);
+#endif
+
+    std::vector<vk::PhysicalDevice> physicalDevices = instance->enumeratePhysicalDevices();
+    assert(!physicalDevices.empty());
+
+    vk::su::SurfaceData surfaceData(instance, AppName, AppName, vk::Extent2D(500, 500));
+
+    std::pair<uint32_t, uint32_t> graphicsAndPresentQueueFamilyIndex = vk::su::findGraphicsAndPresentQueueFamilyIndex(physicalDevices[0], *surfaceData.surface);
+    vk::UniqueDevice device = vk::su::createDevice(physicalDevices[0], graphicsAndPresentQueueFamilyIndex.first, vk::su::getDeviceExtensions());
+
+    vk::UniqueCommandPool commandPool = vk::su::createCommandPool(device, graphicsAndPresentQueueFamilyIndex.first);
+    std::vector<vk::UniqueCommandBuffer> commandBuffers = device->allocateCommandBuffersUnique(vk::CommandBufferAllocateInfo(commandPool.get(), vk::CommandBufferLevel::ePrimary, 1));
+
+    vk::Queue graphicsQueue = device->getQueue(graphicsAndPresentQueueFamilyIndex.first, 0);
+    vk::Queue presentQueue = device->getQueue(graphicsAndPresentQueueFamilyIndex.second, 0);
+
+    vk::su::SwapChainData swapChainData(physicalDevices[0], device, surfaceData.surface, surfaceData.extent, vk::ImageUsageFlagBits::eColorAttachment | vk::ImageUsageFlagBits::eTransferSrc
+      , graphicsAndPresentQueueFamilyIndex.first, graphicsAndPresentQueueFamilyIndex.second);
+
+    vk::su::DepthBufferData depthBufferData(physicalDevices[0], device, vk::Format::eD16Unorm, surfaceData.extent);
+
+    vk::su::BufferData uniformBufferData(physicalDevices[0], device, sizeof(glm::mat4x4), vk::BufferUsageFlagBits::eUniformBuffer);
+    vk::su::copyToDevice(device, uniformBufferData.deviceMemory, vk::su::createModelViewProjectionClipMatrix(surfaceData.extent));
+
+    vk::UniqueRenderPass renderPass = vk::su::createRenderPass(device, vk::su::pickSurfaceFormat(physicalDevices[0].getSurfaceFormatsKHR(surfaceData.surface.get())).format, depthBufferData.format,
+                                                               vk::AttachmentLoadOp::eClear);
+
+    glslang::InitializeProcess();
+    vk::UniqueShaderModule vertexShaderModule = vk::su::createShaderModule(device, vk::ShaderStageFlagBits::eVertex, vertexShaderText_PT_T);
+    vk::UniqueShaderModule fragmentShaderModule = vk::su::createShaderModule(device, vk::ShaderStageFlagBits::eFragment, fragmentShaderTextTS_T_C);
+    glslang::FinalizeProcess();
+
+    std::vector<vk::UniqueFramebuffer> framebuffers = vk::su::createFramebuffers(device, renderPass, swapChainData.imageViews, depthBufferData.imageView, surfaceData.extent);
+
+    vk::su::BufferData vertexBufferData(physicalDevices[0], device, sizeof(texturedCubeData), vk::BufferUsageFlagBits::eVertexBuffer);
+    vk::su::copyToDevice(device, vertexBufferData.deviceMemory, texturedCubeData, sizeof(texturedCubeData) / sizeof(texturedCubeData[0]));
+
+    /* VULKAN_KEY_START */
+
+    commandBuffers[0]->begin(vk::CommandBufferBeginInfo());
+
+    // Create the separate image
+    vk::su::TextureData textureData(physicalDevices[0], device);
+    textureData.setTexture(device, commandBuffers[0], vk::su::MonochromeTextureGenerator({ 118, 185, 0 }));
+
+    // Create the separate sampler
+    vk::UniqueSampler sampler = device->createSamplerUnique(vk::SamplerCreateInfo(vk::SamplerCreateFlags(), vk::Filter::eNearest, vk::Filter::eNearest, vk::SamplerMipmapMode::eNearest,
+                                                                                  vk::SamplerAddressMode::eClampToEdge, vk::SamplerAddressMode::eClampToEdge, vk::SamplerAddressMode::eClampToEdge,
+                                                                                  0.0f, false, 1.0f, false, vk::CompareOp::eNever, 0.0f, 0.0f, vk::BorderColor::eFloatOpaqueWhite));
+
+    // Create binding and layout for the following, matching contents of shader
+    //   binding 0 = uniform buffer (MVP)
+    //   binding 1 = texture2D
+    //   binding 2 = sampler
+    std::array<vk::DescriptorSetLayoutBinding, 3> resourceBindings =
+    {
+      vk::DescriptorSetLayoutBinding(0, vk::DescriptorType::eUniformBuffer, 1, vk::ShaderStageFlagBits::eVertex),
+      vk::DescriptorSetLayoutBinding(1, vk::DescriptorType::eSampledImage, 1, vk::ShaderStageFlagBits::eFragment),
+      vk::DescriptorSetLayoutBinding(2, vk::DescriptorType::eSampler, 1, vk::ShaderStageFlagBits::eFragment)
+    };
+    vk::UniqueDescriptorSetLayout descriptorSetLayout = device->createDescriptorSetLayoutUnique(vk::DescriptorSetLayoutCreateInfo(vk::DescriptorSetLayoutCreateFlags(),
+                                                                                                                                  static_cast<uint32_t>(resourceBindings.size()),
+                                                                                                                                  resourceBindings.data()));
+
+    // Create pipeline layout
+    vk::UniquePipelineLayout pipelineLayout = device->createPipelineLayoutUnique(vk::PipelineLayoutCreateInfo(vk::PipelineLayoutCreateFlags(), 1, &(*descriptorSetLayout)));
+    VkPipelineLayoutCreateInfo pipelineLayoutCreateInfo[1] = {};
+
+    // Create a single pool to contain data for the descriptor set
+    std::array<vk::DescriptorPoolSize, 3> poolSizes = 
+    {
+      vk::DescriptorPoolSize(vk::DescriptorType::eUniformBuffer, 1),
+      vk::DescriptorPoolSize(vk::DescriptorType::eSampledImage, 1),
+      vk::DescriptorPoolSize(vk::DescriptorType::eSampler, 1)
+    };
+    vk::UniqueDescriptorPool descriptorPool = device->createDescriptorPoolUnique(vk::DescriptorPoolCreateInfo(vk::DescriptorPoolCreateFlagBits::eFreeDescriptorSet, 1,
+                                                                                                              static_cast<uint32_t>(poolSizes.size()), poolSizes.data()));
+
+    // Populate descriptor sets
+    std::vector<vk::UniqueDescriptorSet> descriptorSets = device->allocateDescriptorSetsUnique(vk::DescriptorSetAllocateInfo(*descriptorPool, 1, &(*descriptorSetLayout)));
+
+    vk::DescriptorBufferInfo bufferInfo(uniformBufferData.buffer.get(), 0, sizeof(glm::mat4x4));
+    vk::DescriptorImageInfo imageInfo(textureData.textureSampler.get(), textureData.imageData->imageView.get(), vk::ImageLayout::eShaderReadOnlyOptimal);
+    vk::DescriptorImageInfo samplerInfo(sampler.get(), {}, {});
+    std::array<vk::WriteDescriptorSet,3> descriptorWrites =
+    {
+      vk::WriteDescriptorSet(*descriptorSets[0], 0, 0, 1, vk::DescriptorType::eUniformBuffer, nullptr, &bufferInfo),
+      vk::WriteDescriptorSet(*descriptorSets[0], 1, 0, 1, vk::DescriptorType::eSampledImage, &imageInfo),
+      vk::WriteDescriptorSet(*descriptorSets[0], 2, 0, 1, vk::DescriptorType::eSampler, &samplerInfo)
+    };
+    device->updateDescriptorSets(descriptorWrites, nullptr);
+
+    /* VULKAN_KEY_END */
+
+    vk::UniquePipelineCache pipelineCache = device->createPipelineCacheUnique(vk::PipelineCacheCreateInfo());
+
+    vk::UniquePipeline graphicsPipeline = vk::su::createGraphicsPipeline(device, pipelineCache, vertexShaderModule, fragmentShaderModule, sizeof(texturedCubeData[0]), true, true, pipelineLayout,
+                                                                         renderPass);
+
+    // Get the index of the next available swapchain image:
+    vk::UniqueSemaphore imageAcquiredSemaphore = device->createSemaphoreUnique(vk::SemaphoreCreateInfo());
+    vk::ResultValue<uint32_t> currentBuffer = device->acquireNextImageKHR(swapChainData.swapChain.get(), vk::su::FenceTimeout, imageAcquiredSemaphore.get(), nullptr);
+    assert(currentBuffer.result == vk::Result::eSuccess);
+    assert(currentBuffer.value < framebuffers.size());
+
+    vk::ClearValue clearValues[2];
+    clearValues[0].color = vk::ClearColorValue(std::array<float, 4>({ 0.2f, 0.2f, 0.2f, 0.2f }));
+    clearValues[1].depthStencil = vk::ClearDepthStencilValue(1.0f, 0);
+
+    vk::RenderPassBeginInfo renderPassBeginInfo(renderPass.get(), framebuffers[currentBuffer.value].get(), vk::Rect2D(vk::Offset2D(0, 0), surfaceData.extent), 2, clearValues);
+    commandBuffers[0]->beginRenderPass(renderPassBeginInfo, vk::SubpassContents::eInline);
+
+    commandBuffers[0]->bindPipeline(vk::PipelineBindPoint::eGraphics, graphicsPipeline.get());
+    commandBuffers[0]->bindDescriptorSets(vk::PipelineBindPoint::eGraphics, pipelineLayout.get(), 0, descriptorSets[0].get(), nullptr);
+    const vk::DeviceSize offset = 0;
+    commandBuffers[0]->bindVertexBuffers(0, vertexBufferData.buffer.get(), offset);
+
+    vk::Viewport viewport(0.0f, 0.0f, static_cast<float>(surfaceData.extent.width), static_cast<float>(surfaceData.extent.height), 0.0f, 1.0f);
+    commandBuffers[0]->setViewport(0, viewport);
+
+    vk::Rect2D scissor(vk::Offset2D(0, 0), vk::Extent2D(surfaceData.extent));
+    commandBuffers[0]->setScissor(0, scissor);
+
+    commandBuffers[0]->draw(12 * 3, 1, 0, 0);
+    commandBuffers[0]->endRenderPass();
+    commandBuffers[0]->end();
+
+    vk::UniqueFence drawFence = device->createFenceUnique(vk::FenceCreateInfo());
+
+    vk::PipelineStageFlags waitDestinationStageMask(vk::PipelineStageFlagBits::eColorAttachmentOutput);
+    vk::SubmitInfo submitInfo(1, &imageAcquiredSemaphore.get(), &waitDestinationStageMask, 1, &commandBuffers[0].get());
+    graphicsQueue.submit(submitInfo, drawFence.get());
+
+    while (vk::Result::eTimeout == device->waitForFences(drawFence.get(), VK_TRUE, vk::su::FenceTimeout))
+      ;
+
+    presentQueue.presentKHR(vk::PresentInfoKHR(0, nullptr, 1, &swapChainData.swapChain.get(), &currentBuffer.value));
+    Sleep(1000);
+
+    device->waitIdle();
+#if defined(VK_USE_PLATFORM_WIN32_KHR)
+    DestroyWindow(surfaceData.window);
+#else
+#pragma error "unhandled platform"
+#endif
+  }
+  catch (vk::SystemError err)
+  {
+    std::cout << "vk::SystemError: " << err.what() << std::endl;
+    exit(-1);
+  }
+  catch (std::runtime_error err)
+  {
+    std::cout << "std::runtime_error: " << err.what() << std::endl;
+    exit(-1);
+  }
+  catch (...)
+  {
+    std::cout << "unknown error\n";
+    exit(-1);
+  }
+  return 0;
+}

samples/utils/math.cpp

@@ -29,7 +29,7 @@ namespace vk
 
       glm::mat4x4 model = glm::mat4x4(1.0f);
       glm::mat4x4 view = glm::lookAt(glm::vec3(-5.0f, 3.0f, -10.0f), glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(0.0f, -1.0f, 0.0f));
-      glm::mat4x4 projection = glm::perspective(fov, static_cast<float>(extent.width) / static_cast<float>(extent.height), 0.1f, 100.0f);
+      glm::mat4x4 projection = glm::perspective(fov, 1.0f, 0.1f, 100.0f);
       glm::mat4x4 clip = glm::mat4x4(1.0f, 0.0f, 0.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.5f, 0.0f, 0.0f, 0.0f, 0.5f, 1.0f);   // vulkan clip space has inverted y and half z !
       return clip * projection * view * model;
     }

samples/utils/utils.cpp

@@ -16,6 +16,7 @@
 #include "utils.hpp"
 #include "vulkan/vulkan.hpp"
 #include <iomanip>
+#include <numeric>
 
 PFN_vkCreateDebugReportCallbackEXT  pfnVkCreateDebugReportCallbackEXT;
 PFN_vkDestroyDebugReportCallbackEXT pfnVkDestroyDebugReportCallbackEXT;
@@ -34,7 +35,8 @@ namespace vk
 {
   namespace su
   {
-    vk::UniqueDeviceMemory allocateMemory(vk::UniqueDevice &device, vk::PhysicalDeviceMemoryProperties const& memoryProperties, vk::MemoryRequirements const& memoryRequirements, vk::MemoryPropertyFlags memoryPropertyFlags)
+    vk::UniqueDeviceMemory allocateMemory(vk::UniqueDevice const& device, vk::PhysicalDeviceMemoryProperties const& memoryProperties, vk::MemoryRequirements const& memoryRequirements,
+                                          vk::MemoryPropertyFlags memoryPropertyFlags)
     {
       uint32_t memoryTypeIndex = findMemoryType(memoryProperties, memoryRequirements.memoryTypeBits, memoryPropertyFlags);
 
@@ -53,30 +55,28 @@ namespace vk
       return instance->createDebugReportCallbackEXTUnique(vk::DebugReportCallbackCreateInfoEXT(flags, &vk::su::debugReportCallback));
     }
 
-    vk::UniqueDescriptorPool createDescriptorPool(vk::UniqueDevice &device, vk::DescriptorType descriptorType, bool textured)
+    vk::UniqueDescriptorPool createDescriptorPool(vk::UniqueDevice &device, std::vector<vk::DescriptorPoolSize> const& poolSizes)
     {
-      std::vector<vk::DescriptorPoolSize> poolSizes;
+      assert(!poolSizes.empty());
-      poolSizes.push_back(vk::DescriptorPoolSize(descriptorType, 1));
+      uint32_t maxSets = std::accumulate(poolSizes.begin(), poolSizes.end(), 0, [](uint32_t sum, vk::DescriptorPoolSize const& dps) { return sum + dps.descriptorCount; });
-      if (textured)
+      assert(0 < maxSets);
-      {
+
-        poolSizes.push_back(vk::DescriptorPoolSize(vk::DescriptorType::eCombinedImageSampler, 1));
+      vk::DescriptorPoolCreateInfo descriptorPoolCreateInfo(vk::DescriptorPoolCreateFlagBits::eFreeDescriptorSet, maxSets, checked_cast<uint32_t>(poolSizes.size()), poolSizes.data());
-      }
-      vk::DescriptorPoolCreateInfo descriptorPoolCreateInfo(vk::DescriptorPoolCreateFlagBits::eFreeDescriptorSet, 1, checked_cast<uint32_t>(poolSizes.size()), poolSizes.data());
       return device->createDescriptorPoolUnique(descriptorPoolCreateInfo);
     }
 
-    vk::UniqueDescriptorSetLayout createDescriptorSetLayout(vk::UniqueDevice &device, vk::DescriptorType descriptorType, bool textured, vk::DescriptorSetLayoutCreateFlags flags)
+    vk::UniqueDescriptorSetLayout createDescriptorSetLayout(vk::UniqueDevice &device, std::vector<std::pair<vk::DescriptorType, vk::ShaderStageFlags>> const& bindingData, vk::DescriptorSetLayoutCreateFlags flags)
     {
-      std::vector<vk::DescriptorSetLayoutBinding> bindings;
+      std::vector<vk::DescriptorSetLayoutBinding> bindings(bindingData.size());
-      bindings.push_back(vk::DescriptorSetLayoutBinding(0, descriptorType, 1, vk::ShaderStageFlagBits::eVertex));
+      for (size_t i = 0; i < bindingData.size(); i++)
-      if (textured)
       {
-        bindings.push_back(vk::DescriptorSetLayoutBinding(1, vk::DescriptorType::eCombinedImageSampler, 1, vk::ShaderStageFlagBits::eFragment));
+        bindings[i] = vk::DescriptorSetLayoutBinding(checked_cast<uint32_t>(i), bindingData[i].first, 1, bindingData[i].second);
       }
       return device->createDescriptorSetLayoutUnique(vk::DescriptorSetLayoutCreateInfo(flags, checked_cast<uint32_t>(bindings.size()), bindings.data()));
     }
 
-    vk::UniqueDevice createDevice(vk::PhysicalDevice physicalDevice, uint32_t queueFamilyIndex, std::vector<std::string> const& extensions)
+    vk::UniqueDevice createDevice(vk::PhysicalDevice physicalDevice, uint32_t queueFamilyIndex, std::vector<std::string> const& extensions, vk::PhysicalDeviceFeatures const* physicalDeviceFeatures,
+                                  void const* pNext)
     {
       std::vector<char const*> enabledExtensions;
       enabledExtensions.reserve(extensions.size());
@@ -88,7 +88,8 @@ namespace vk
       // create a UniqueDevice
       float queuePriority = 0.0f;
       vk::DeviceQueueCreateInfo deviceQueueCreateInfo(vk::DeviceQueueCreateFlags(), queueFamilyIndex, 1, &queuePriority);
-      vk::DeviceCreateInfo deviceCreateInfo(vk::DeviceCreateFlags(), 1, &deviceQueueCreateInfo, 0, nullptr, checked_cast<uint32_t>(enabledExtensions.size()), enabledExtensions.data());
+      vk::DeviceCreateInfo deviceCreateInfo(vk::DeviceCreateFlags(), 1, &deviceQueueCreateInfo, 0, nullptr, checked_cast<uint32_t>(enabledExtensions.size()), enabledExtensions.data(), physicalDeviceFeatures);
+      deviceCreateInfo.pNext = pNext;
       return physicalDevice.createDeviceUnique(deviceCreateInfo);
     }
 
@@ -249,13 +250,13 @@ namespace vk
       return checked_cast<uint32_t>(graphicsQueueFamilyIndex);
     }
 
-    std::pair<uint32_t, uint32_t> findGraphicsAndPresentQueueFamilyIndex(vk::PhysicalDevice physicalDevice, vk::UniqueSurfaceKHR & surface)
+    std::pair<uint32_t, uint32_t> findGraphicsAndPresentQueueFamilyIndex(vk::PhysicalDevice physicalDevice, vk::SurfaceKHR const& surface)
     {
       std::vector<vk::QueueFamilyProperties> queueFamilyProperties = physicalDevice.getQueueFamilyProperties();
       assert(queueFamilyProperties.size() < std::numeric_limits<uint32_t>::max());
 
       uint32_t graphicsQueueFamilyIndex = findGraphicsQueueFamilyIndex(queueFamilyProperties);
-      if (physicalDevice.getSurfaceSupportKHR(graphicsQueueFamilyIndex, surface.get()))
+      if (physicalDevice.getSurfaceSupportKHR(graphicsQueueFamilyIndex, surface))
       {
         return std::make_pair(graphicsQueueFamilyIndex, graphicsQueueFamilyIndex);    // the first graphicsQueueFamilyIndex does also support presents
       }
@@ -263,7 +264,7 @@ namespace vk
       // the graphicsQueueFamilyIndex doesn't support present -> look for an other family index that supports both graphics and present
       for (size_t i = 0; i < queueFamilyProperties.size(); i++)
       {
-        if ((queueFamilyProperties[i].queueFlags & vk::QueueFlagBits::eGraphics) && physicalDevice.getSurfaceSupportKHR(static_cast<uint32_t>(i), surface.get()))
+        if ((queueFamilyProperties[i].queueFlags & vk::QueueFlagBits::eGraphics) && physicalDevice.getSurfaceSupportKHR(static_cast<uint32_t>(i), surface))
         {
           return std::make_pair(static_cast<uint32_t>(i), static_cast<uint32_t>(i));
         }
@@ -272,7 +273,7 @@ namespace vk
       // there's nothing like a single family index that supports both graphics and present -> look for an other family index that supports present
       for (size_t i = 0; i < queueFamilyProperties.size(); i++)
       {
-        if (physicalDevice.getSurfaceSupportKHR(static_cast<uint32_t>(i), surface.get()))
+        if (physicalDevice.getSurfaceSupportKHR(static_cast<uint32_t>(i), surface))
         {
           return std::make_pair(graphicsQueueFamilyIndex, static_cast<uint32_t>(i));
         }
@@ -330,55 +331,157 @@ namespace vk
       return extensions;
     }
 
-    vk::Format pickColorFormat(std::vector<vk::SurfaceFormatKHR> const& formats)
+    vk::PresentModeKHR pickPresentMode(std::vector<vk::PresentModeKHR> const& presentModes)
     {
-      assert(!formats.empty());
+      vk::PresentModeKHR pickedMode = vk::PresentModeKHR::eFifo;;
-      return (formats[0].format == vk::Format::eUndefined) ? vk::Format::eB8G8R8A8Unorm : formats[0].format;
+      for(const auto& presentMode : presentModes)
+      {
+        if(presentMode == vk::PresentModeKHR::eMailbox)
+        {
+          pickedMode = presentMode;
+          break;
+        }
+
+        if(presentMode == vk::PresentModeKHR::eImmediate)
+        {
+          pickedMode = presentMode;
+        }
+      }
+      return pickedMode;
     }
 
-    void setImageLayout(vk::UniqueCommandBuffer &commandBuffer, vk::Image image, vk::ImageAspectFlags aspectFlags, vk::ImageLayout oldImageLayout, vk::ImageLayout newImageLayout, vk::PipelineStageFlags sourceStageMask, vk::PipelineStageFlags destinationStageMask)
+    vk::SurfaceFormatKHR pickSurfaceFormat(std::vector<vk::SurfaceFormatKHR> const& formats)
+    {
+      assert(!formats.empty());
+      vk::SurfaceFormatKHR pickedFormat = formats[0];
+      if (formats.size() == 1)
+      {
+        if (formats[0].format == vk::Format::eUndefined)
+        {
+          pickedFormat.format     = vk::Format::eB8G8R8A8Unorm;
+          pickedFormat.colorSpace = vk::ColorSpaceKHR::eSrgbNonlinear;
+        }
+      }
+      else
+      {
+        // request several formats, the first found will be used
+        vk::Format        requestedFormats[]  = { vk::Format::eB8G8R8A8Unorm, vk::Format::eR8G8B8A8Unorm, vk::Format::eB8G8R8Unorm, vk::Format::eR8G8B8Unorm };
+        vk::ColorSpaceKHR requestedColorSpace = vk::ColorSpaceKHR::eSrgbNonlinear;
+        for (size_t i = 0; i < sizeof(requestedFormats) / sizeof(requestedFormats[0]); i++)
+        {
+          vk::Format requestedFormat = requestedFormats[i];
+          auto it = std::find_if(formats.begin(), formats.end(), [requestedFormat, requestedColorSpace](auto const& f) { return (f.format == requestedFormat) && (f.colorSpace == requestedColorSpace); });
+          if (it != formats.end())
+          {
+            pickedFormat = *it;
+            break;
+          }
+        }
+      }
+      assert(pickedFormat.colorSpace == vk::ColorSpaceKHR::eSrgbNonlinear);
+      return pickedFormat;
+    }
+
+    void setImageLayout(vk::UniqueCommandBuffer &commandBuffer, vk::Image image, vk::Format format, vk::ImageLayout oldImageLayout, vk::ImageLayout newImageLayout)
     {
       vk::AccessFlags sourceAccessMask;
       switch (oldImageLayout)
       {
-        case vk::ImageLayout::eColorAttachmentOptimal:
-          sourceAccessMask = vk::AccessFlagBits::eColorAttachmentWrite;
-          break;
         case vk::ImageLayout::eTransferDstOptimal:
           sourceAccessMask = vk::AccessFlagBits::eTransferWrite;
           break;
         case vk::ImageLayout::ePreinitialized:
           sourceAccessMask = vk::AccessFlagBits::eHostWrite;
           break;
+        case vk::ImageLayout::eGeneral:     // sourceAccessMask is empty
+        case vk::ImageLayout::eUndefined:
+          break;
         default:
+          assert(false);
+          break;
+      }
+
+      vk::PipelineStageFlags sourceStage;
+      switch (oldImageLayout)
+      {
+        case vk::ImageLayout::eGeneral:
+        case vk::ImageLayout::ePreinitialized:
+          sourceStage = vk::PipelineStageFlagBits::eHost;
+          break;
+        case vk::ImageLayout::eTransferDstOptimal:
+          sourceStage = vk::PipelineStageFlagBits::eTransfer;
+          break;
+        case vk::ImageLayout::eUndefined:
+          sourceStage = vk::PipelineStageFlagBits::eTopOfPipe;
+          break;
+        default:
+          assert(false);
           break;
       }
 
       vk::AccessFlags destinationAccessMask;
       switch (newImageLayout)
       {
-        case vk::ImageLayout::eTransferDstOptimal:
-          destinationAccessMask = vk::AccessFlagBits::eTransferWrite;
-          break;
-        case vk::ImageLayout::eTransferSrcOptimal:
-          destinationAccessMask = vk::AccessFlagBits::eTransferRead;
-          break;
-        case vk::ImageLayout::eShaderReadOnlyOptimal:
-          destinationAccessMask = vk::AccessFlagBits::eShaderRead;
-          break;
         case vk::ImageLayout::eColorAttachmentOptimal:
           destinationAccessMask = vk::AccessFlagBits::eColorAttachmentWrite;
           break;
         case vk::ImageLayout::eDepthStencilAttachmentOptimal:
-          destinationAccessMask = vk::AccessFlagBits::eDepthStencilAttachmentWrite;
+          destinationAccessMask = vk::AccessFlagBits::eDepthStencilAttachmentRead | vk::AccessFlagBits::eDepthStencilAttachmentWrite;
+          break;
+        case vk::ImageLayout::eGeneral:   // empty destinationAccessMask
+          break;
+        case vk::ImageLayout::eShaderReadOnlyOptimal:
+          destinationAccessMask = vk::AccessFlagBits::eShaderRead;
+          break;
+        case vk::ImageLayout::eTransferSrcOptimal:
+          destinationAccessMask = vk::AccessFlagBits::eTransferRead;
+          break;
+        case vk::ImageLayout::eTransferDstOptimal:
+          destinationAccessMask = vk::AccessFlagBits::eTransferWrite;
           break;
         default:
+          assert(false);
           break;
       }
 
-      vk::ImageSubresourceRange imageSubresourceRange(aspectFlags, 0, 1, 0, 1);
+      vk::PipelineStageFlags destinationStage;
+      switch (newImageLayout)
+      {
+        case vk::ImageLayout::eColorAttachmentOptimal:
+          destinationStage = vk::PipelineStageFlagBits::eColorAttachmentOutput;
+          break;
+        case vk::ImageLayout::eGeneral:
+          destinationStage = vk::PipelineStageFlagBits::eHost;
+          break;
+        case vk::ImageLayout::eShaderReadOnlyOptimal:
+          destinationStage = vk::PipelineStageFlagBits::eFragmentShader;
+          break;
+        case vk::ImageLayout::eTransferDstOptimal:
+        case vk::ImageLayout::eTransferSrcOptimal:
+          destinationStage = vk::PipelineStageFlagBits::eTransfer;
+          break;
+        default:
+          assert(false);
+          break;
+      }
+
+      vk::ImageAspectFlags aspectMask;
+      if (newImageLayout == vk::ImageLayout::eDepthAttachmentStencilReadOnlyOptimal)
+      {
+        aspectMask = vk::ImageAspectFlagBits::eDepth;
+        if (format == vk::Format::eD32SfloatS8Uint || format == vk::Format::eD24UnormS8Uint)
+        {
+          aspectMask |= vk::ImageAspectFlagBits::eStencil;
+        }
+      }
+      else
+      {
+        aspectMask = vk::ImageAspectFlagBits::eColor;
+      }
+
+      vk::ImageSubresourceRange imageSubresourceRange(aspectMask, 0, 1, 0, 1);
       vk::ImageMemoryBarrier imageMemoryBarrier(sourceAccessMask, destinationAccessMask, oldImageLayout, newImageLayout, VK_QUEUE_FAMILY_IGNORED, VK_QUEUE_FAMILY_IGNORED, image, imageSubresourceRange);
-      return commandBuffer->pipelineBarrier(sourceStageMask, destinationStageMask, {}, nullptr, nullptr, imageMemoryBarrier);
+      return commandBuffer->pipelineBarrier(sourceStage, destinationStage, {}, nullptr, nullptr, imageMemoryBarrier);
     }
 
     void submitAndWait(vk::UniqueDevice &device, vk::Queue queue, vk::UniqueCommandBuffer &commandBuffer)
@@ -401,11 +504,10 @@ namespace vk
       device->updateDescriptorSets(writeDescriptorSets, nullptr);
     }
 
-    BufferData::BufferData(vk::PhysicalDevice &physicalDevice, vk::UniqueDevice &device, vk::DeviceSize size, vk::BufferUsageFlags usage)
+    BufferData::BufferData(vk::PhysicalDevice const& physicalDevice, vk::UniqueDevice const& device, vk::DeviceSize size, vk::BufferUsageFlags usage, vk::MemoryPropertyFlags propertyFlags)
     {
       buffer = device->createBufferUnique(vk::BufferCreateInfo(vk::BufferCreateFlags(), size, usage));
-      deviceMemory = vk::su::allocateMemory(device, physicalDevice.getMemoryProperties(), device->getBufferMemoryRequirements(buffer.get())
+      deviceMemory = vk::su::allocateMemory(device, physicalDevice.getMemoryProperties(), device->getBufferMemoryRequirements(buffer.get()), propertyFlags);
-        , vk::MemoryPropertyFlagBits::eHostVisible | vk::MemoryPropertyFlagBits::eHostCoherent);
       device->bindBufferMemory(buffer.get(), deviceMemory.get(), 0);
     }
 
@@ -413,7 +515,7 @@ namespace vk
       : ImageData(physicalDevice, device, format, extent, vk::ImageTiling::eOptimal, vk::ImageUsageFlagBits::eDepthStencilAttachment, vk::ImageLayout::eUndefined, vk::MemoryPropertyFlagBits::eDeviceLocal, vk::ImageAspectFlagBits::eDepth)
     {}
 
-    ImageData::ImageData(vk::PhysicalDevice &physicalDevice, vk::UniqueDevice & device, vk::Format format_, vk::Extent2D const& extent, vk::ImageTiling tiling, vk::ImageUsageFlags usage, vk::ImageLayout initialLayout, vk::MemoryPropertyFlags memoryProperties, vk::ImageAspectFlags aspectMask)
+    ImageData::ImageData(vk::PhysicalDevice const& physicalDevice, vk::UniqueDevice const& device, vk::Format format_, vk::Extent2D const& extent, vk::ImageTiling tiling, vk::ImageUsageFlags usage, vk::ImageLayout initialLayout, vk::MemoryPropertyFlags memoryProperties, vk::ImageAspectFlags aspectMask)
       : format(format_)
     {
       vk::ImageCreateInfo imageCreateInfo(vk::ImageCreateFlags(), vk::ImageType::e2D, format, vk::Extent3D(extent, 1), 1, 1, vk::SampleCountFlagBits::e1, tiling, usage | vk::ImageUsageFlagBits::eSampled, vk::SharingMode::eExclusive, 0, nullptr, initialLayout);
@@ -441,7 +543,7 @@ namespace vk
 
     SwapChainData::SwapChainData(vk::PhysicalDevice &physicalDevice, vk::UniqueDevice &device, vk::UniqueSurfaceKHR &surface, vk::Extent2D const& extent, vk::ImageUsageFlags usage, uint32_t graphicsQueueFamilyIndex, uint32_t presentQueueFamilyIndex)
     {
-      colorFormat = vk::su::pickColorFormat(physicalDevice.getSurfaceFormatsKHR(surface.get()));
+      colorFormat = vk::su::pickSurfaceFormat(physicalDevice.getSurfaceFormatsKHR(surface.get())).format;
 
       vk::SurfaceCapabilitiesKHR surfaceCapabilities = physicalDevice.getSurfaceCapabilitiesKHR(surface.get());
       VkExtent2D swapchainExtent;
@@ -461,8 +563,9 @@ namespace vk
         (surfaceCapabilities.supportedCompositeAlpha & vk::CompositeAlphaFlagBitsKHR::ePreMultiplied) ? vk::CompositeAlphaFlagBitsKHR::ePreMultiplied :
         (surfaceCapabilities.supportedCompositeAlpha & vk::CompositeAlphaFlagBitsKHR::ePostMultiplied) ? vk::CompositeAlphaFlagBitsKHR::ePostMultiplied :
         (surfaceCapabilities.supportedCompositeAlpha & vk::CompositeAlphaFlagBitsKHR::eInherit) ? vk::CompositeAlphaFlagBitsKHR::eInherit : vk::CompositeAlphaFlagBitsKHR::eOpaque;
+      vk::PresentModeKHR presentMode = vk::su::pickPresentMode(physicalDevice.getSurfacePresentModesKHR(*surface));
       vk::SwapchainCreateInfoKHR swapChainCreateInfo({}, surface.get(), surfaceCapabilities.minImageCount, colorFormat, vk::ColorSpaceKHR::eSrgbNonlinear, swapchainExtent, 1, usage,
-        vk::SharingMode::eExclusive, 0, nullptr, preTransform, compositeAlpha, vk::PresentModeKHR::eFifo, true, nullptr);
+        vk::SharingMode::eExclusive, 0, nullptr, preTransform, compositeAlpha, presentMode, true, nullptr);
       uint32_t queueFamilyIndices[2] = { graphicsQueueFamilyIndex, presentQueueFamilyIndex };
       if (graphicsQueueFamilyIndex != presentQueueFamilyIndex)
       {
@@ -525,9 +628,9 @@ namespace vk
       }
     }
 
-    TextureData::TextureData(vk::PhysicalDevice &physicalDevice, vk::UniqueDevice &device, vk::ImageUsageFlags usageFlags, vk::FormatFeatureFlags formatFeatureFlags)
+    TextureData::TextureData(vk::PhysicalDevice &physicalDevice, vk::UniqueDevice &device, vk::Extent2D const& extent_, vk::ImageUsageFlags usageFlags, vk::FormatFeatureFlags formatFeatureFlags)
       : format(vk::Format::eR8G8B8A8Unorm)
-      , extent(256, 256)
+      , extent(extent_)
     {
       vk::PhysicalDeviceMemoryProperties memoryProperties = physicalDevice.getMemoryProperties();
       vk::FormatProperties formatProperties = physicalDevice.getFormatProperties(format);
@@ -540,7 +643,7 @@ namespace vk
       if (needsStaging)
       {
         assert((formatProperties.optimalTilingFeatures & formatFeatureFlags) == formatFeatureFlags);
-        bufferData = std::make_unique<BufferData>(physicalDevice, device, extent.width * extent.height * 4, vk::BufferUsageFlagBits::eTransferSrc);
+        stagingBufferData = std::make_unique<BufferData>(physicalDevice, device, extent.width * extent.height * 4, vk::BufferUsageFlagBits::eTransferSrc);
         imageTiling = vk::ImageTiling::eOptimal;
         usageFlags |= vk::ImageUsageFlagBits::eTransferDst;
         initialLayout = vk::ImageLayout::eUndefined;

samples/utils/utils.hpp

@@ -24,7 +24,8 @@ namespace vk
 
     struct BufferData
     {
-      BufferData(vk::PhysicalDevice &physicalDevice, vk::UniqueDevice &device, vk::DeviceSize size, vk::BufferUsageFlags usage);
+      BufferData(vk::PhysicalDevice const& physicalDevice, vk::UniqueDevice const& device, vk::DeviceSize size, vk::BufferUsageFlags usage,
+                 vk::MemoryPropertyFlags propertyFlags = vk::MemoryPropertyFlagBits::eHostVisible | vk::MemoryPropertyFlagBits::eHostCoherent);
 
       vk::UniqueBuffer        buffer;
       vk::UniqueDeviceMemory  deviceMemory;
@@ -32,7 +33,7 @@ namespace vk
 
     struct ImageData
     {
-      ImageData(vk::PhysicalDevice &physicalDevice, vk::UniqueDevice & device, vk::Format format, vk::Extent2D const& extent, vk::ImageTiling tiling, vk::ImageUsageFlags usage
+      ImageData(vk::PhysicalDevice const& physicalDevice, vk::UniqueDevice const& device, vk::Format format, vk::Extent2D const& extent, vk::ImageTiling tiling, vk::ImageUsageFlags usage
         , vk::ImageLayout initialLayout, vk::MemoryPropertyFlags memoryProperties, vk::ImageAspectFlags aspectMask);
 
       vk::Format              format;
@@ -85,37 +86,38 @@ namespace vk
 
     struct TextureData
     {
-      TextureData(vk::PhysicalDevice &physicalDevice, vk::UniqueDevice &device, vk::ImageUsageFlags usageFlags = {}, vk::FormatFeatureFlags formatFeatureFlags = {});
+      TextureData(vk::PhysicalDevice &physicalDevice, vk::UniqueDevice &device, vk::Extent2D const& extent_ = {256, 256}, vk::ImageUsageFlags usageFlags = {},
+                  vk::FormatFeatureFlags formatFeatureFlags = {});
 
       template <typename TextureCreator>
       void setTexture(vk::UniqueDevice &device, vk::UniqueCommandBuffer &commandBuffer, TextureCreator const& textureCreator)
       {
         void* data = needsStaging
-          ? device->mapMemory(bufferData->deviceMemory.get(), 0, device->getBufferMemoryRequirements(bufferData->buffer.get()).size)
+          ? device->mapMemory(stagingBufferData->deviceMemory.get(), 0, device->getBufferMemoryRequirements(stagingBufferData->buffer.get()).size)
           : device->mapMemory(imageData->deviceMemory.get(), 0, device->getImageMemoryRequirements(imageData->image.get()).size);
         textureCreator(data, extent);
-        device->unmapMemory(needsStaging ? bufferData->deviceMemory.get() : imageData->deviceMemory.get());
+        device->unmapMemory(needsStaging ? stagingBufferData->deviceMemory.get() : imageData->deviceMemory.get());
 
         if (needsStaging)
         {
           // Since we're going to blit to the texture image, set its layout to eTransferDstOptimal
-          vk::su::setImageLayout(commandBuffer, imageData->image.get(), vk::ImageAspectFlagBits::eColor, vk::ImageLayout::eUndefined, vk::ImageLayout::eTransferDstOptimal, vk::PipelineStageFlagBits::eTopOfPipe, vk::PipelineStageFlagBits::eTransfer);
+          vk::su::setImageLayout(commandBuffer, imageData->image.get(), imageData->format, vk::ImageLayout::eUndefined, vk::ImageLayout::eTransferDstOptimal);
           vk::BufferImageCopy copyRegion(0, extent.width, extent.height, vk::ImageSubresourceLayers(vk::ImageAspectFlagBits::eColor, 0, 0, 1), vk::Offset3D(0, 0, 0), vk::Extent3D(extent, 1));
-          commandBuffer->copyBufferToImage(bufferData->buffer.get(), imageData->image.get(), vk::ImageLayout::eTransferDstOptimal, copyRegion);
+          commandBuffer->copyBufferToImage(stagingBufferData->buffer.get(), imageData->image.get(), vk::ImageLayout::eTransferDstOptimal, copyRegion);
           // Set the layout for the texture image from eTransferDstOptimal to SHADER_READ_ONLY
-          vk::su::setImageLayout(commandBuffer, imageData->image.get(), vk::ImageAspectFlagBits::eColor, vk::ImageLayout::eTransferDstOptimal, vk::ImageLayout::eShaderReadOnlyOptimal, vk::PipelineStageFlagBits::eTransfer, vk::PipelineStageFlagBits::eFragmentShader);
+          vk::su::setImageLayout(commandBuffer, imageData->image.get(), imageData->format, vk::ImageLayout::eTransferDstOptimal, vk::ImageLayout::eShaderReadOnlyOptimal);
         }
         else
         {
           // If we can use the linear tiled image as a texture, just do it
-          vk::su::setImageLayout(commandBuffer, imageData->image.get(), vk::ImageAspectFlagBits::eColor, vk::ImageLayout::ePreinitialized, vk::ImageLayout::eShaderReadOnlyOptimal, vk::PipelineStageFlagBits::eHost, vk::PipelineStageFlagBits::eFragmentShader);
+          vk::su::setImageLayout(commandBuffer, imageData->image.get(), imageData->format, vk::ImageLayout::ePreinitialized, vk::ImageLayout::eShaderReadOnlyOptimal);
         }
       }
 
       vk::Format                  format;
       vk::Extent2D                extent;
       bool                        needsStaging;
-      std::unique_ptr<BufferData> bufferData;
+      std::unique_ptr<BufferData> stagingBufferData;
       std::unique_ptr<ImageData>  imageData;
       vk::UniqueSampler           textureSampler;
     };
@@ -171,12 +173,13 @@ namespace vk
       return v < lo ? lo : hi < v ? hi : v;
     }
 
-    vk::UniqueDeviceMemory allocateMemory(vk::UniqueDevice &device, vk::PhysicalDeviceMemoryProperties const& memoryProperties, vk::MemoryRequirements const& memoryRequirements, vk::MemoryPropertyFlags memoryPropertyFlags);
+    vk::UniqueDeviceMemory allocateMemory(vk::UniqueDevice const& device, vk::PhysicalDeviceMemoryProperties const& memoryProperties, vk::MemoryRequirements const& memoryRequirements,
+                                          vk::MemoryPropertyFlags memoryPropertyFlags);
     vk::UniqueCommandPool createCommandPool(vk::UniqueDevice &device, uint32_t queueFamilyIndex);
     vk::UniqueDebugReportCallbackEXT createDebugReportCallback(vk::UniqueInstance &instance);
-    vk::UniqueDescriptorPool createDescriptorPool(vk::UniqueDevice &device, vk::DescriptorType descriptorType = vk::DescriptorType::eUniformBuffer, bool textured = false);
+    vk::UniqueDescriptorPool createDescriptorPool(vk::UniqueDevice &device, std::vector<vk::DescriptorPoolSize> const& poolSizes);
-    vk::UniqueDescriptorSetLayout createDescriptorSetLayout(vk::UniqueDevice &device, vk::DescriptorType = vk::DescriptorType::eUniformBuffer, bool textured = false, vk::DescriptorSetLayoutCreateFlags flags = {});
+    vk::UniqueDescriptorSetLayout createDescriptorSetLayout(vk::UniqueDevice &device, std::vector<std::pair<vk::DescriptorType, vk::ShaderStageFlags>> const& bindingData, vk::DescriptorSetLayoutCreateFlags flags = {});
-    vk::UniqueDevice createDevice(vk::PhysicalDevice physicalDevice, uint32_t queueFamilyIndex, std::vector<std::string> const& extensions = {});
+    vk::UniqueDevice createDevice(vk::PhysicalDevice physicalDevice, uint32_t queueFamilyIndex, std::vector<std::string> const& extensions = {}, vk::PhysicalDeviceFeatures const* physicalDeviceFeatures = nullptr, void const* pNext = nullptr);
     std::vector<vk::UniqueFramebuffer> createFramebuffers(vk::UniqueDevice &device, vk::UniqueRenderPass &renderPass, std::vector<vk::UniqueImageView> const& imageViews, vk::UniqueImageView const& depthImageView, vk::Extent2D const& extent);
     vk::UniquePipeline createGraphicsPipeline(vk::UniqueDevice &device, vk::UniquePipelineCache &pipelineCache, vk::UniqueShaderModule &vertexShaderModule,
       vk::UniqueShaderModule &fragmentShaderModule, uint32_t vertexStride, bool depthBuffered, bool textured, vk::UniquePipelineLayout &pipelineLayout, vk::UniqueRenderPass &renderPass);
@@ -184,12 +187,13 @@ namespace vk
     vk::UniqueRenderPass createRenderPass(vk::UniqueDevice &device, vk::Format colorFormat, vk::Format depthFormat, vk::AttachmentLoadOp loadOp = vk::AttachmentLoadOp::eClear, vk::ImageLayout colorFinalLayout = vk::ImageLayout::ePresentSrcKHR);
     VkBool32 debugReportCallback(VkDebugReportFlagsEXT flags, VkDebugReportObjectTypeEXT objectType, uint64_t object, size_t location, int32_t messageCode, const char* pLayerPrefix, const char* pMessage, void* pUserData);
     uint32_t findGraphicsQueueFamilyIndex(std::vector<vk::QueueFamilyProperties> const& queueFamilyProperties);
-    std::pair<uint32_t, uint32_t> findGraphicsAndPresentQueueFamilyIndex(vk::PhysicalDevice physicalDevice, vk::UniqueSurfaceKHR & surface);
+    std::pair<uint32_t, uint32_t> findGraphicsAndPresentQueueFamilyIndex(vk::PhysicalDevice physicalDevice, vk::SurfaceKHR const& surface);
     uint32_t findMemoryType(vk::PhysicalDeviceMemoryProperties const& memoryProperties, uint32_t typeBits, vk::MemoryPropertyFlags requirementsMask);
     std::vector<std::string> getDeviceExtensions();
     std::vector<std::string> getInstanceExtensions();
-    vk::Format pickColorFormat(std::vector<vk::SurfaceFormatKHR> const& formats);
+    vk::PresentModeKHR pickPresentMode(std::vector<vk::PresentModeKHR> const& presentModes);
-    void setImageLayout(vk::UniqueCommandBuffer &commandBuffer, vk::Image image, vk::ImageAspectFlags aspectFlags, vk::ImageLayout oldImageLayout, vk::ImageLayout newImageLayout, vk::PipelineStageFlags sourceStageMask, vk::PipelineStageFlags destinationStageMask);
+    vk::SurfaceFormatKHR pickSurfaceFormat(std::vector<vk::SurfaceFormatKHR> const& formats);
+    void setImageLayout(vk::UniqueCommandBuffer &commandBuffer, vk::Image image, vk::Format format, vk::ImageLayout oldImageLayout, vk::ImageLayout newImageLayout);
     void submitAndWait(vk::UniqueDevice &device, vk::Queue queue, vk::UniqueCommandBuffer &commandBuffer);
     void updateDescriptorSets(vk::UniqueDevice &device, vk::UniqueDescriptorSet &descriptorSet, vk::DescriptorType descriptorType, vk::DescriptorBufferInfo const* descriptorBufferInfo, vk::DescriptorImageInfo const* descriptorImageInfo = nullptr);