VkBool32 Example::destroyTexture(vkts::IImageSP& currentImage, vkts::IDeviceMemorySP& currentDeviceMemoryImage) const
{
if (currentImage.get())
{
currentImage->destroy();
currentDeviceMemoryImage->destroy();
}
return VK_TRUE;
}
VkBool32 Example::createTexture(vkts::IImageSP& currentImage, vkts::IDeviceMemorySP& currentDeviceMemoryImage, const VkImageTiling imageTiling, const VkImageUsageFlags usage, const VkImageLayout initialLayout, const VkMemoryPropertyFlags memoryPropertyFlagBits, const VkAccessFlags accessMask) const
{
VkResult result;
//
VkExtent3D extent = {VKTS_IMAGE_LENGTH, VKTS_IMAGE_LENGTH, 1};
currentImage = vkts::imageCreate(device->getDevice(), 0, VK_IMAGE_TYPE_2D, VK_FORMAT_R8G8B8A8_UNORM, extent, 1, 1, VK_SAMPLE_COUNT_1_BIT, imageTiling, usage, VK_SHARING_MODE_EXCLUSIVE, 0, nullptr, initialLayout, accessMask);
if (!currentImage.get())
{
vkts::logPrint(VKTS_LOG_ERROR, __FILE__, __LINE__, "Could not create image.");
return VK_FALSE;
}
//
VkMemoryRequirements memoryRequirements;
currentImage->getImageMemoryRequirements(memoryRequirements);
//
VkPhysicalDeviceMemoryProperties physicalDeviceMemoryProperties;
physicalDevice->getPhysicalDeviceMemoryProperties(physicalDeviceMemoryProperties);
currentDeviceMemoryImage = vkts::deviceMemoryCreate(device->getDevice(), memoryRequirements, VK_MAX_MEMORY_TYPES, physicalDeviceMemoryProperties.memoryTypes, memoryPropertyFlagBits);
if (!currentDeviceMemoryImage.get())
{
vkts::logPrint(VKTS_LOG_ERROR, __FILE__, __LINE__, "Could not allocate memory.");
return VK_FALSE;
}
// Bind image to memory.
result = vkBindImageMemory(device->getDevice(), currentImage->getImage(), currentDeviceMemoryImage->getDeviceMemory(), 0);
if (result != VK_SUCCESS)
{
vkts::logPrint(VKTS_LOG_ERROR, __FILE__, __LINE__, "Could not bind image memory.");
return VK_FALSE;
}
return VK_TRUE;
}
VkBool32 Example::createTexture(vkts::IImageSP& currentImage, vkts::IDeviceMemorySP& currentDeviceMemoryImage, const vkts::IImageDataSP& imageData, const VkImageTiling imageTiling, const VkImageUsageFlags usage, const VkImageLayout initialLayout, const VkMemoryPropertyFlags memoryPropertyFlagBits, const VkAccessFlags accessMask) const
{
VkResult result;
//
currentImage = vkts::imageCreate(device->getDevice(), 0, imageData->getImageType(), imageData->getFormat(), imageData->getExtent3D(), 1, 1, VK_SAMPLE_COUNT_1_BIT, imageTiling, usage, VK_SHARING_MODE_EXCLUSIVE, 0, nullptr, initialLayout, accessMask);
if (!currentImage.get())
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not create image.");
return VK_FALSE;
}
//
VkMemoryRequirements memoryRequirements;
currentImage->getImageMemoryRequirements(memoryRequirements);
//
VkPhysicalDeviceMemoryProperties physicalDeviceMemoryProperties;
physicalDevice->getPhysicalDeviceMemoryProperties(physicalDeviceMemoryProperties);
currentDeviceMemoryImage = vkts::deviceMemoryCreate(device->getDevice(), memoryRequirements, VK_MAX_MEMORY_TYPES, physicalDeviceMemoryProperties.memoryTypes, memoryPropertyFlagBits);
if (!currentDeviceMemoryImage.get())
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not allocate memory.");
return VK_FALSE;
}
// Bind image to memory.
result = vkBindImageMemory(device->getDevice(), currentImage->getImage(), currentDeviceMemoryImage->getDeviceMemory(), 0);
if (result != VK_SUCCESS)
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not bind image memory.");
return VK_FALSE;
}
// Upload data if host visible.
if (memoryPropertyFlagBits & VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT)
{
VkImageSubresource imageSubresource;
imageSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
imageSubresource.mipLevel = 0;
imageSubresource.arrayLayer = 0;
VkSubresourceLayout subresourceLayout;
currentImage->getImageSubresourceLayout(subresourceLayout, imageSubresource);
result = currentDeviceMemoryImage->mapMemory(0, memoryRequirements.size, 0);
if (result != VK_SUCCESS)
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not map memory.");
return VK_FALSE;
}
imageData->copy(currentDeviceMemoryImage->getMemory(), 0, subresourceLayout);
currentDeviceMemoryImage->unmapMemory();
}
return VK_TRUE;
}
VkBool32 Example::buildTexture(const vkts::ICommandBuffersSP& cmdBuffer, vkts::IImageSP& stageImage, vkts::IDeviceMemorySP& stageDeviceMemoryImage)
{
auto imageData = vkts::imageDataLoad(VKTS_TEXTURE_NAME);
if (!imageData.get())
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not load image data: '%s'", VKTS_TEXTURE_NAME);
return VK_FALSE;
}
//
VkFormatProperties formatProperties;
vkGetPhysicalDeviceFormatProperties(physicalDevice->getPhysicalDevice(), imageData->getFormat(), &formatProperties);
VkImageTiling imageTiling = VK_IMAGE_TILING_LINEAR;
VkMemoryPropertyFlagBits memoryPropertyFlagBits = VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT;
VkImageLayout initialLayout = VK_IMAGE_LAYOUT_PREINITIALIZED;
VkAccessFlags accessMask = VK_ACCESS_HOST_WRITE_BIT;
// Check, how to upload image data.
if (!(formatProperties.linearTilingFeatures & VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT))
{
if (!(formatProperties.optimalTilingFeatures & VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT))
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Format not supported.");
return VK_FALSE;
}
imageTiling = VK_IMAGE_TILING_OPTIMAL;
memoryPropertyFlagBits = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT;
initialLayout = VK_IMAGE_LAYOUT_GENERAL;
accessMask = 0;
}
//
if (!createTexture(image, deviceMemoryImage, imageData, imageTiling, VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_SAMPLED_BIT, initialLayout, memoryPropertyFlagBits, accessMask))
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not create image.");
return VK_FALSE;
}
//
VkImageMemoryBarrier imageMemoryBarrier;
memset(&imageMemoryBarrier, 0, sizeof(VkImageMemoryBarrier));
imageMemoryBarrier.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
imageMemoryBarrier.srcAccessMask = 0; // Defined later.
imageMemoryBarrier.dstAccessMask = 0; // Defined later.
imageMemoryBarrier.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED;// Defined later.
imageMemoryBarrier.newLayout = VK_IMAGE_LAYOUT_UNDEFINED;// Defined later.
imageMemoryBarrier.srcQueueFamilyIndex = 0;
imageMemoryBarrier.dstQueueFamilyIndex = 0;
imageMemoryBarrier.image = VK_NULL_HANDLE; // Defined later.
imageMemoryBarrier.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1};
//
imageMemoryBarrier.dstAccessMask = VK_ACCESS_INPUT_ATTACHMENT_READ_BIT | VK_ACCESS_SHADER_READ_BIT;
imageMemoryBarrier.newLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
imageMemoryBarrier.image = image->getImage();
cmdBuffer->cmdPipelineBarrier(VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, 0, 0, nullptr, 0, nullptr, 1, &imageMemoryBarrier);
//
// If the image is only accessible by the device ...
if (memoryPropertyFlagBits == VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT)
{
// ... create texture with host visibility. This texture contains the pixel data.
if (!createTexture(stageImage, stageDeviceMemoryImage, imageData, VK_IMAGE_TILING_LINEAR, VK_IMAGE_USAGE_TRANSFER_SRC_BIT, VK_IMAGE_LAYOUT_PREINITIALIZED, VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT, VK_ACCESS_HOST_WRITE_BIT))
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not create image.");
return VK_FALSE;
}
// Prepare source image layout for copy.
imageMemoryBarrier.dstAccessMask = VK_ACCESS_TRANSFER_READ_BIT;
imageMemoryBarrier.newLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL;
imageMemoryBarrier.image = stageImage->getImage();
cmdBuffer->cmdPipelineBarrier(VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, 0, 0, nullptr, 0, nullptr, 1, &imageMemoryBarrier);
// Prepare target image layout for copy.
imageMemoryBarrier.srcAccessMask = VK_ACCESS_SHADER_READ_BIT | VK_ACCESS_INPUT_ATTACHMENT_READ_BIT;
imageMemoryBarrier.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
imageMemoryBarrier.oldLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
imageMemoryBarrier.newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
imageMemoryBarrier.image = image->getImage();
cmdBuffer->cmdPipelineBarrier(VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, 0, 0, nullptr, 0, nullptr, 1, &imageMemoryBarrier);
// Copy image data by command.
VkImageCopy imageCopy;
imageCopy.srcSubresource = {VK_IMAGE_ASPECT_COLOR_BIT, 0, 0, 1};
imageCopy.srcOffset = { 0, 0, 0};
imageCopy.dstSubresource = {VK_IMAGE_ASPECT_COLOR_BIT, 0, 0, 1};
imageCopy.dstOffset = { 0, 0, 0};
imageCopy.extent = { imageData->getWidth(), imageData->getHeight(), imageData->getDepth()};
vkCmdCopyImage(cmdBuffer->getCommandBuffer(), stageImage->getImage(), VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, image->getImage(), VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, &imageCopy);
// Switch back to original layout.
imageMemoryBarrier.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
imageMemoryBarrier.dstAccessMask = VK_ACCESS_SHADER_READ_BIT | VK_ACCESS_INPUT_ATTACHMENT_READ_BIT;
imageMemoryBarrier.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
imageMemoryBarrier.newLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
cmdBuffer->cmdPipelineBarrier(VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, 0, 0, nullptr, 0, nullptr, 1, &imageMemoryBarrier);
}
//
sampler = vkts::samplerCreate(device->getDevice(), 0, VK_FILTER_NEAREST, VK_FILTER_NEAREST, VK_SAMPLER_MIPMAP_MODE_NEAREST, VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE, VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE, VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE, 0.0f, VK_FALSE, 1.0f, VK_FALSE, VK_COMPARE_OP_NEVER, 0.0f, 0.0f, VK_BORDER_COLOR_FLOAT_OPAQUE_WHITE, VK_FALSE);
if (!sampler.get())
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not create sampler.");
return VK_FALSE;
}
imageView = vkts::imageViewCreate(device->getDevice(), 0, image->getImage(), VK_IMAGE_VIEW_TYPE_2D, image->getFormat(), { VK_COMPONENT_SWIZZLE_R, VK_COMPONENT_SWIZZLE_G, VK_COMPONENT_SWIZZLE_B, VK_COMPONENT_SWIZZLE_A }, { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 });
if (!imageView.get())
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not create image view.");
return VK_FALSE;
}
return VK_TRUE;
}
