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Renderer: Fix BuildMipmaps

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This commit is contained in:
SirLynix
2023-07-21 08:54:27 +02:00
committed by Jérôme Leclercq
parent 4db5b59ec9
commit dee47c6f15
8 changed files with 32 additions and 37 deletions
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4
src/Nazara/OpenGLRenderer/OpenGLCommandBufferBuilder.cpp
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@@ -93,11 +93,11 @@ namespace Nz
m_commandBuffer.BlitTexture(sourceTexture, fromBox, targetTexture, toBox, filter);
}
void OpenGLCommandBufferBuilder::BuildMipmaps(Texture& texture, UInt8 baseLevel, UInt8 maxLevel)
void OpenGLCommandBufferBuilder::BuildMipmaps(Texture& texture, UInt8 baseLevel, UInt8 levelCount, PipelineStageFlags srcStageMask, PipelineStageFlags /*dstStageMask*/, MemoryAccessFlags /*srcAccessMask*/, MemoryAccessFlags /*dstAccessMask*/, TextureLayout /*oldLayout*/, TextureLayout /*newLayout*/)
{
OpenGLTexture& glTexture = static_cast<OpenGLTexture&>(texture);
glTexture.GenerateMipmaps(baseLevel, maxLevel);
m_commandBuffer.BuildMipmaps(glTexture, baseLevel, levelCount);
}
void OpenGLCommandBufferBuilder::CopyBuffer(const RenderBufferView& source, const RenderBufferView& target, UInt64 size, UInt64 sourceOffset, UInt64 targetOffset)

36
src/Nazara/VulkanRenderer/VulkanCommandBufferBuilder.cpp
View File

@@ -179,20 +179,18 @@ namespace Nz
m_commandBuffer.BlitImage(vkFromTexture.GetImage(), ToVulkan(fromLayout), vkToTexture.GetImage(), ToVulkan(toLayout), region, ToVulkan(filter));
}
void VulkanCommandBufferBuilder::BuildMipmaps(Texture& texture, UInt8 baseLevel, UInt8 maxLevel)
void VulkanCommandBufferBuilder::BuildMipmaps(Texture& texture, UInt8 baseLevel, UInt8 levelCount, PipelineStageFlags srcStageMask, PipelineStageFlags dstStageMask, MemoryAccessFlags srcAccessMask, MemoryAccessFlags dstAccessMask, TextureLayout oldLayout, TextureLayout newLayout)
{
NazaraAssert(maxLevel >= baseLevel, "maxLevel must be greater than baseLevel");
VulkanTexture& vkTexture = static_cast<VulkanTexture&>(texture);
VkImage vkImage = vkTexture.GetImage();
const TextureInfo& textureInfo = vkTexture.GetTextureInfo();
levelCount = std::min(levelCount, textureInfo.levelCount);
Vector3i32 mipSize(SafeCast<Int32>(textureInfo.width), SafeCast<Int32>(textureInfo.height), SafeCast<Int32>(textureInfo.depth));
Vector3i32 prevMipSize = mipSize;
std::size_t levelCount = maxLevel - baseLevel + 1;
if (baseLevel != 0)
{
mipSize.x >>= baseLevel;
@@ -201,34 +199,44 @@ namespace Nz
mipSize.Maximize({ 1, 1, 1 });
}
for (std::size_t i = 0; i < levelCount; ++i)
// Transition all mips to transfer dst, except for the base level
m_commandBuffer.ImageBarrier(ToVulkan(srcStageMask), VK_PIPELINE_STAGE_TRANSFER_BIT, 0, ToVulkan(srcAccessMask), VK_ACCESS_TRANSFER_READ_BIT, ToVulkan(oldLayout), VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, vkImage, vkTexture.BuildSubresourceRange(baseLevel, 1));
m_commandBuffer.ImageBarrier(ToVulkan(srcStageMask), VK_PIPELINE_STAGE_TRANSFER_BIT, 0, ToVulkan(srcAccessMask), VK_ACCESS_TRANSFER_WRITE_BIT, ToVulkan(oldLayout), VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, vkImage, vkTexture.BuildSubresourceRange(baseLevel + 1, levelCount - 1));
for (UInt8 i = 1; i < levelCount; ++i)
{
mipSize /= 2;
mipSize.Maximize({ 1, 1, 1 });
// Transition previous mip to transfer src, as it will serve as a source for the next blit (base mip is already in transfer src)
if (i != 1)
{
VkImageSubresourceRange prevMipmapRange = vkTexture.BuildSubresourceRange(baseLevel + i - 1, 1);
m_commandBuffer.ImageBarrier(VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0, VK_ACCESS_TRANSFER_WRITE_BIT, VK_ACCESS_TRANSFER_READ_BIT, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, vkImage, prevMipmapRange);
}
// Blit previous mipmap to next mipmap
VkImageBlit blitRegion = {
vkTexture.BuildSubresourceLayers(i - 1),
vkTexture.BuildSubresourceLayers(baseLevel + i - 1),
{ //< srcOffsets
{ 0, 0, 0 },
{ prevMipSize.x, prevMipSize.y, prevMipSize.z }
},
vkTexture.BuildSubresourceLayers(i),
vkTexture.BuildSubresourceLayers(baseLevel + i),
{ //< dstOffsets
{ 0, 0, 0 },
{ mipSize.x, mipSize.y, mipSize.z }
},
};
VkImageSubresourceRange prevMipmapRange = vkTexture.BuildSubresourceRange(i - 1, 1, 0, textureInfo.layerCount);
m_commandBuffer.SetImageLayout(vkImage, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, prevMipmapRange);
m_commandBuffer.BlitImage(vkImage, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, vkImage, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, blitRegion, VK_FILTER_LINEAR);
m_commandBuffer.SetImageLayout(vkImage, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL, prevMipmapRange);
prevMipSize = mipSize;
}
// Transition all mips (which are now in transfer src, except for the last one which is still in transfer dst) to the target layout
m_commandBuffer.ImageBarrier(VK_PIPELINE_STAGE_TRANSFER_BIT, ToVulkan(dstStageMask), 0, VK_ACCESS_TRANSFER_READ_BIT, ToVulkan(dstAccessMask), VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, ToVulkan(newLayout), vkImage, vkTexture.BuildSubresourceRange(baseLevel, levelCount - 1));
m_commandBuffer.ImageBarrier(VK_PIPELINE_STAGE_TRANSFER_BIT, ToVulkan(dstStageMask), 0, VK_ACCESS_TRANSFER_WRITE_BIT, ToVulkan(dstAccessMask), VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, ToVulkan(newLayout), vkImage, vkTexture.BuildSubresourceRange(levelCount - 1, 1));
}
void VulkanCommandBufferBuilder::CopyBuffer(const RenderBufferView& source, const RenderBufferView& target, UInt64 size, UInt64 sourceOffset, UInt64 targetOffset)