419 lines
12 KiB
C++
419 lines
12 KiB
C++
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#include "VulkanTools.h"
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#if !(defined(VK_USE_PLATFORM_IOS_MVK) || defined(VK_USE_PLATFORM_MACOS_MVK))
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// iOS & macOS: VulkanExampleBase::getAssetPath() implemented externally to allow access to Objective-C components
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const std::string getAssetPath()
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{
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#if defined(VK_USE_PLATFORM_ANDROID_KHR)
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return "";
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#elif defined(VK_EXAMPLE_DATA_DIR)
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if (_access("./../data/", 0) != -1)
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{
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return "./../data/";
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}
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else if (_access("./data/", 0) != -1)
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{
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return "./data/";
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}
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else if (_access("./../../data/", 0) != -1)
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{
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return "../../data/";
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}
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else
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{
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return VK_EXAMPLE_DATA_DIR;
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}
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#endif
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}
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#endif
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namespace vks
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{
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namespace tools
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{
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bool errorModeSilent = false;
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std::string errorString(VkResult errorCode)
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{
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switch (errorCode)
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{
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#define STR(r) case VK_ ##r: return #r
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STR(NOT_READY);
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STR(TIMEOUT);
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STR(EVENT_SET);
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STR(EVENT_RESET);
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STR(INCOMPLETE);
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STR(ERROR_OUT_OF_HOST_MEMORY);
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STR(ERROR_OUT_OF_DEVICE_MEMORY);
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STR(ERROR_INITIALIZATION_FAILED);
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STR(ERROR_DEVICE_LOST);
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STR(ERROR_MEMORY_MAP_FAILED);
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STR(ERROR_LAYER_NOT_PRESENT);
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STR(ERROR_EXTENSION_NOT_PRESENT);
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STR(ERROR_FEATURE_NOT_PRESENT);
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STR(ERROR_INCOMPATIBLE_DRIVER);
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STR(ERROR_TOO_MANY_OBJECTS);
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STR(ERROR_FORMAT_NOT_SUPPORTED);
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STR(ERROR_SURFACE_LOST_KHR);
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STR(ERROR_NATIVE_WINDOW_IN_USE_KHR);
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STR(SUBOPTIMAL_KHR);
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STR(ERROR_OUT_OF_DATE_KHR);
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STR(ERROR_INCOMPATIBLE_DISPLAY_KHR);
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STR(ERROR_VALIDATION_FAILED_EXT);
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STR(ERROR_INVALID_SHADER_NV);
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#undef STR
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default:
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return "UNKNOWN_ERROR";
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}
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}
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std::string physicalDeviceTypeString(VkPhysicalDeviceType type)
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{
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switch (type)
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{
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#define STR(r) case VK_PHYSICAL_DEVICE_TYPE_ ##r: return #r
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STR(OTHER);
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STR(INTEGRATED_GPU);
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STR(DISCRETE_GPU);
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STR(VIRTUAL_GPU);
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STR(CPU);
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#undef STR
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default: return "UNKNOWN_DEVICE_TYPE";
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}
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}
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VkBool32 getSupportedDepthFormat(VkPhysicalDevice physicalDevice, VkFormat *depthFormat)
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{
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// Since all depth formats may be optional, we need to find a suitable depth format to use
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// Start with the highest precision packed format
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std::vector<VkFormat> depthFormats = {
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VK_FORMAT_D32_SFLOAT_S8_UINT,
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VK_FORMAT_D32_SFLOAT,
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VK_FORMAT_D24_UNORM_S8_UINT,
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VK_FORMAT_D16_UNORM_S8_UINT,
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VK_FORMAT_D16_UNORM
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};
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for (auto& format : depthFormats)
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{
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VkFormatProperties formatProps;
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vkGetPhysicalDeviceFormatProperties(physicalDevice, format, &formatProps);
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// Format must support depth stencil attachment for optimal tiling
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if (formatProps.optimalTilingFeatures & VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT)
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{
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*depthFormat = format;
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return true;
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}
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}
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return false;
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}
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VkBool32 formatHasStencil(VkFormat format)
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{
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std::vector<VkFormat> stencilFormats = {
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VK_FORMAT_S8_UINT,
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VK_FORMAT_D16_UNORM_S8_UINT,
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VK_FORMAT_D24_UNORM_S8_UINT,
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VK_FORMAT_D32_SFLOAT_S8_UINT,
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};
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return std::find(stencilFormats.begin(), stencilFormats.end(), format) != std::end(stencilFormats);
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}
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// Returns if a given format support LINEAR filtering
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VkBool32 formatIsFilterable(VkPhysicalDevice physicalDevice, VkFormat format, VkImageTiling tiling)
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{
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VkFormatProperties formatProps;
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vkGetPhysicalDeviceFormatProperties(physicalDevice, format, &formatProps);
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if (tiling == VK_IMAGE_TILING_OPTIMAL)
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return formatProps.optimalTilingFeatures & VK_FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_LINEAR_BIT;
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if (tiling == VK_IMAGE_TILING_LINEAR)
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return formatProps.linearTilingFeatures & VK_FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_LINEAR_BIT;
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return false;
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}
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// Create an image memory barrier for changing the layout of
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// an image and put it into an active command buffer
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// See chapter 11.4 "Image Layout" for details
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void setImageLayout(
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VkCommandBuffer cmdbuffer,
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VkImage image,
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VkImageLayout oldImageLayout,
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VkImageLayout newImageLayout,
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VkImageSubresourceRange subresourceRange,
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VkPipelineStageFlags srcStageMask,
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VkPipelineStageFlags dstStageMask)
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{
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// Create an image barrier object
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VkImageMemoryBarrier imageMemoryBarrier = vks::initializers::imageMemoryBarrier();
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imageMemoryBarrier.oldLayout = oldImageLayout;
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imageMemoryBarrier.newLayout = newImageLayout;
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imageMemoryBarrier.image = image;
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imageMemoryBarrier.subresourceRange = subresourceRange;
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// Source layouts (old)
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// Source access mask controls actions that have to be finished on the old layout
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// before it will be transitioned to the new layout
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switch (oldImageLayout)
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{
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case VK_IMAGE_LAYOUT_UNDEFINED:
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// Image layout is undefined (or does not matter)
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// Only valid as initial layout
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// No flags required, listed only for completeness
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imageMemoryBarrier.srcAccessMask = 0;
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break;
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case VK_IMAGE_LAYOUT_PREINITIALIZED:
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// Image is preinitialized
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// Only valid as initial layout for linear images, preserves memory contents
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// Make sure host writes have been finished
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imageMemoryBarrier.srcAccessMask = VK_ACCESS_HOST_WRITE_BIT;
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break;
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case VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL:
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// Image is a color attachment
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// Make sure any writes to the color buffer have been finished
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imageMemoryBarrier.srcAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
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break;
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case VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL:
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// Image is a depth/stencil attachment
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// Make sure any writes to the depth/stencil buffer have been finished
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imageMemoryBarrier.srcAccessMask = VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;
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break;
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case VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL:
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// Image is a transfer source
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// Make sure any reads from the image have been finished
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imageMemoryBarrier.srcAccessMask = VK_ACCESS_TRANSFER_READ_BIT;
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break;
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case VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL:
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// Image is a transfer destination
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// Make sure any writes to the image have been finished
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imageMemoryBarrier.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
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break;
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case VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL:
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// Image is read by a shader
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// Make sure any shader reads from the image have been finished
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imageMemoryBarrier.srcAccessMask = VK_ACCESS_SHADER_READ_BIT;
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break;
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default:
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// Other source layouts aren't handled (yet)
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break;
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}
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// Target layouts (new)
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// Destination access mask controls the dependency for the new image layout
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switch (newImageLayout)
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{
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case VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL:
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// Image will be used as a transfer destination
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// Make sure any writes to the image have been finished
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imageMemoryBarrier.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
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break;
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case VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL:
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// Image will be used as a transfer source
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// Make sure any reads from the image have been finished
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imageMemoryBarrier.dstAccessMask = VK_ACCESS_TRANSFER_READ_BIT;
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break;
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case VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL:
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// Image will be used as a color attachment
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// Make sure any writes to the color buffer have been finished
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imageMemoryBarrier.dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
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break;
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case VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL:
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// Image layout will be used as a depth/stencil attachment
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// Make sure any writes to depth/stencil buffer have been finished
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imageMemoryBarrier.dstAccessMask = imageMemoryBarrier.dstAccessMask | VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;
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break;
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case VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL:
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// Image will be read in a shader (sampler, input attachment)
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// Make sure any writes to the image have been finished
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if (imageMemoryBarrier.srcAccessMask == 0)
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{
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imageMemoryBarrier.srcAccessMask = VK_ACCESS_HOST_WRITE_BIT | VK_ACCESS_TRANSFER_WRITE_BIT;
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}
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imageMemoryBarrier.dstAccessMask = VK_ACCESS_SHADER_READ_BIT;
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break;
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default:
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// Other source layouts aren't handled (yet)
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break;
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}
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// Put barrier inside setup command buffer
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vkCmdPipelineBarrier(
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cmdbuffer,
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srcStageMask,
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dstStageMask,
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0,
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0, nullptr,
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0, nullptr,
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1, &imageMemoryBarrier);
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}
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// Fixed sub resource on first mip level and layer
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void setImageLayout(
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VkCommandBuffer cmdbuffer,
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VkImage image,
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VkImageAspectFlags aspectMask,
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VkImageLayout oldImageLayout,
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VkImageLayout newImageLayout,
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VkPipelineStageFlags srcStageMask,
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VkPipelineStageFlags dstStageMask)
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{
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VkImageSubresourceRange subresourceRange = {};
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subresourceRange.aspectMask = aspectMask;
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subresourceRange.baseMipLevel = 0;
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subresourceRange.levelCount = 1;
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subresourceRange.layerCount = 1;
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setImageLayout(cmdbuffer, image, oldImageLayout, newImageLayout, subresourceRange, srcStageMask, dstStageMask);
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}
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void insertImageMemoryBarrier(
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VkCommandBuffer cmdbuffer,
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VkImage image,
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VkAccessFlags srcAccessMask,
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VkAccessFlags dstAccessMask,
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VkImageLayout oldImageLayout,
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VkImageLayout newImageLayout,
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VkPipelineStageFlags srcStageMask,
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VkPipelineStageFlags dstStageMask,
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VkImageSubresourceRange subresourceRange)
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{
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VkImageMemoryBarrier imageMemoryBarrier = vks::initializers::imageMemoryBarrier();
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imageMemoryBarrier.srcAccessMask = srcAccessMask;
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imageMemoryBarrier.dstAccessMask = dstAccessMask;
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imageMemoryBarrier.oldLayout = oldImageLayout;
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imageMemoryBarrier.newLayout = newImageLayout;
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imageMemoryBarrier.image = image;
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imageMemoryBarrier.subresourceRange = subresourceRange;
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vkCmdPipelineBarrier(
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cmdbuffer,
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srcStageMask,
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dstStageMask,
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0,
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0, nullptr,
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0, nullptr,
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1, &imageMemoryBarrier);
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}
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void exitFatal(const std::string& message, int32_t exitCode)
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{
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#if defined(_WIN32)
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if (!errorModeSilent) {
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MessageBox(NULL, message.c_str(), NULL, MB_OK | MB_ICONERROR);
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}
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#elif defined(__ANDROID__)
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LOGE("Fatal error: %s", message.c_str());
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vks::android::showAlert(message.c_str());
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#endif
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std::cerr << message << "\n";
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#if !defined(__ANDROID__)
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exit(exitCode);
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#endif
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}
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void exitFatal(const std::string& message, VkResult resultCode)
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{
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exitFatal(message, (int32_t)resultCode);
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}
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#if defined(__ANDROID__)
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// Android shaders are stored as assets in the apk
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// So they need to be loaded via the asset manager
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VkShaderModule loadShader(AAssetManager* assetManager, const char *fileName, VkDevice device)
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{
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// Load shader from compressed asset
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AAsset* asset = AAssetManager_open(assetManager, fileName, AASSET_MODE_STREAMING);
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assert(asset);
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size_t size = AAsset_getLength(asset);
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assert(size > 0);
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char *shaderCode = new char[size];
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AAsset_read(asset, shaderCode, size);
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AAsset_close(asset);
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VkShaderModule shaderModule;
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VkShaderModuleCreateInfo moduleCreateInfo;
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moduleCreateInfo.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO;
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moduleCreateInfo.pNext = NULL;
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moduleCreateInfo.codeSize = size;
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moduleCreateInfo.pCode = (uint32_t*)shaderCode;
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moduleCreateInfo.flags = 0;
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VK_CHECK_RESULT(vkCreateShaderModule(device, &moduleCreateInfo, NULL, &shaderModule));
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delete[] shaderCode;
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return shaderModule;
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}
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#else
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VkShaderModule loadShader(const char *fileName, VkDevice device)
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{
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std::ifstream is(fileName, std::ios::binary | std::ios::in | std::ios::ate);
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if (is.is_open())
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{
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size_t size = is.tellg();
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is.seekg(0, std::ios::beg);
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char* shaderCode = new char[size];
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is.read(shaderCode, size);
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is.close();
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assert(size > 0);
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VkShaderModule shaderModule;
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VkShaderModuleCreateInfo moduleCreateInfo{};
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moduleCreateInfo.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO;
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moduleCreateInfo.codeSize = size;
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moduleCreateInfo.pCode = (uint32_t*)shaderCode;
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VK_CHECK_RESULT(vkCreateShaderModule(device, &moduleCreateInfo, NULL, &shaderModule));
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delete[] shaderCode;
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return shaderModule;
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}
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else
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{
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std::cerr << "Error: Could not open shader file \"" << fileName << "\"" << "\n";
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return VK_NULL_HANDLE;
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}
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}
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#endif
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bool fileExists(const std::string &filename)
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{
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std::ifstream f(filename.c_str());
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return !f.fail();
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}
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uint32_t alignedSize(uint32_t value, uint32_t alignment)
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{
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return (value + alignment - 1) & ~(alignment - 1);
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}
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}
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}
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