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vulkanimage customizable mip levels

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This commit is contained in:
Jorijn van der Graaf 2026-03-10 19:43:11 +01:00
commit c84593952a
1 changed files with 40 additions and 42 deletions
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72
interfaces/Crafter.Graphics-ImageVulkan.cppm
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@ -32,18 +32,19 @@ export namespace Crafter {
template <typename PixelType>
class ImageVulkan {
public:
std::uint32_t width;
std::uint32_t height;
std::uint16_t width;
std::uint16_t height;
std::uint8_t mipLevels;
VkImage image;
VkDeviceMemory imageMemory;
VulkanBuffer<PixelType, true, false, false> buffer;
VkImageView imageView;
VkDescriptorImageInfo descriptor;
void Create(std::uint32_t width, std::uint32_t height, VkCommandBuffer cmd, VkFormat format) {
void Create(std::uint16_t width, std::uint16_t height, std::uint8_t mipLevels, VkCommandBuffer cmd, VkFormat format) {
this->width = width;
this->height = height;
this->mipLevels = mipLevels;
buffer.Create(VK_BUFFER_USAGE_TRANSFER_SRC_BIT, VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT, width * height);
VkImageCreateInfo imageInfo = {};
@ -52,12 +53,12 @@ export namespace Crafter {
imageInfo.extent.width = width;
imageInfo.extent.height = height;
imageInfo.extent.depth = 1;
imageInfo.mipLevels = 5;
imageInfo.mipLevels = mipLevels;
imageInfo.arrayLayers = 1;
imageInfo.format = format;
imageInfo.tiling = VK_IMAGE_TILING_OPTIMAL;
imageInfo.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
imageInfo.usage = VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_SAMPLED_BIT; // Include TRANSFER_SRC_BIT
imageInfo.usage = VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_SAMPLED_BIT;
imageInfo.samples = VK_SAMPLE_COUNT_1_BIT;
imageInfo.sharingMode = VK_SHARING_MODE_EXCLUSIVE;
@ -81,20 +82,19 @@ export namespace Crafter {
viewInfo.format = format;
viewInfo.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
viewInfo.subresourceRange.baseMipLevel = 0;
viewInfo.subresourceRange.levelCount = 5;
viewInfo.subresourceRange.levelCount = mipLevels;
viewInfo.subresourceRange.baseArrayLayer = 0;
viewInfo.subresourceRange.layerCount = 1;
Device::CheckVkResult(vkCreateImageView(Device::device, &viewInfo, nullptr, &imageView));
// Final transition to shader read-only layout
TransitionImageLayout(cmd, image, VK_IMAGE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL, 0, 5);
TransitionImageLayout(cmd, image, VK_IMAGE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL, 0, mipLevels);
}
void Update(const PixelType* bufferdata, VkCommandBuffer cmd) {
std::memcpy(buffer.value, bufferdata, height*width*sizeof(PixelType));
void Update(VkCommandBuffer cmd) {
buffer.FlushDevice(cmd, VK_ACCESS_MEMORY_READ_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT);
TransitionImageLayout(cmd, image, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 0, 5);
TransitionImageLayout(cmd, image, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 0, mipLevels);
VkBufferImageCopy region{};
region.bufferOffset = 0;
@ -115,39 +115,37 @@ export namespace Crafter {
&region
);
//Transition source and destination mip levels to correct layout
TransitionImageLayout(cmd, image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, 0, 1);
if(mipLevels > 0) {
TransitionImageLayout(cmd, image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, 0, 1);
// Mipmap generation (now includes the correct layout and offset management)
for (std::uint32_t i = 1; i < 5; ++i) {
std::uint32_t mipWidth = std::max(1u, width >> i);
std::uint32_t mipHeight = std::max(1u, height >> i);
for (std::uint16_t i = 1; i < mipLevels; ++i) {
std::uint16_t mipWidth = width >> i;
std::uint16_t mipHeight = height >> i;
std::uint32_t previousMipWidth = std::max(1u, width >> (i - 1));
std::uint32_t previousMipHeight = std::max(1u, height >> (i - 1));
std::uint16_t previousMipWidth = width >> (i - std::uint16_t(1));
std::uint16_t previousMipHeight = height >> (i - std::uint16_t(1));
VkImageBlit blit = {};
blit.srcSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
blit.srcSubresource.mipLevel = i - 1;
blit.srcSubresource.baseArrayLayer = 0;
blit.srcSubresource.layerCount = 1;
blit.srcOffsets[0] = { 0, 0, 0 }; // Ensure srcOffsets[0] is 0
blit.srcOffsets[1] = { (int32_t)previousMipWidth, (int32_t)previousMipHeight, 1 };
VkImageBlit blit = {};
blit.srcSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
blit.srcSubresource.mipLevel = i - 1;
blit.srcSubresource.baseArrayLayer = 0;
blit.srcSubresource.layerCount = 1;
blit.srcOffsets[0] = { 0, 0, 0 };
blit.srcOffsets[1] = { (int32_t)previousMipWidth, (int32_t)previousMipHeight, 1 };
blit.dstSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
blit.dstSubresource.mipLevel = i;
blit.dstSubresource.baseArrayLayer = 0;
blit.dstSubresource.layerCount = 1;
blit.dstOffsets[0] = { 0, 0, 0 }; // Ensure dstOffsets[0] is 0
blit.dstOffsets[1] = { (int32_t)mipWidth, (int32_t)mipHeight, 1 };
blit.dstSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
blit.dstSubresource.mipLevel = i;
blit.dstSubresource.baseArrayLayer = 0;
blit.dstSubresource.layerCount = 1;
blit.dstOffsets[0] = { 0, 0, 0 };
blit.dstOffsets[1] = { (int32_t)mipWidth, (int32_t)mipHeight, 1 };
vkCmdBlitImage(cmd, image, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, &blit, VK_FILTER_LINEAR);
// Transition back after blitting
TransitionImageLayout(cmd, image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, i, 1);
vkCmdBlitImage(cmd, image, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, &blit, VK_FILTER_LINEAR);
TransitionImageLayout(cmd, image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, i, 1);
}
}
TransitionImageLayout(cmd, image, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL, 0, 5);
TransitionImageLayout(cmd, image, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL, 0, mipLevels);
}
private: