- upload the pp textures

This commit is contained in:
Magnus Norddahl 2019-03-05 20:39:27 +01:00
parent a07e4601e7
commit fb983186b1
2 changed files with 85 additions and 0 deletions

View file

@ -98,6 +98,87 @@ void VkPostprocess::RenderBuffersReset()
void VkPostprocess::UpdateEffectTextures()
{
auto fb = GetVulkanFrameBuffer();
TMap<FString, PPTextureDesc>::Iterator it(hw_postprocess.Textures);
TMap<FString, PPTextureDesc>::Pair *pair;
while (it.NextPair(pair))
{
const auto &desc = pair->Value;
auto &vktex = mTextures[pair->Key];
if (vktex && (vktex->Image->width != desc.Width || vktex->Image->height != desc.Height))
vktex.reset();
if (!vktex)
{
vktex.reset(new VkPPTexture());
VkFormat format;
int pixelsize;
switch (pair->Value.Format)
{
default:
case PixelFormat::Rgba8: format = VK_FORMAT_R8G8B8A8_UNORM; pixelsize = 4; break;
case PixelFormat::Rgba16f: format = VK_FORMAT_R16G16B16A16_SFLOAT; pixelsize = 8; break;
case PixelFormat::R32f: format = VK_FORMAT_R32_SFLOAT; pixelsize = 4; break;
case PixelFormat::Rg16f: format = VK_FORMAT_R16G16_SFLOAT; pixelsize = 4; break;
case PixelFormat::Rgba16_snorm: format = VK_FORMAT_R16G16B16A16_SNORM; pixelsize = 8; break;
}
ImageBuilder imgbuilder;
imgbuilder.setFormat(format);
imgbuilder.setSize(desc.Width, desc.Height);
if (desc.Data)
imgbuilder.setUsage(VK_IMAGE_USAGE_SAMPLED_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT);
else
imgbuilder.setUsage(VK_IMAGE_USAGE_SAMPLED_BIT | VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT);
if (!imgbuilder.isFormatSupported(fb->device))
I_FatalError("Vulkan device does not support the image format required by %s\n", pair->Key.GetChars());
vktex->Image = imgbuilder.create(fb->device);
ImageViewBuilder viewbuilder;
viewbuilder.setImage(vktex->Image.get(), format);
vktex->View = viewbuilder.create(fb->device);
if (desc.Data)
{
size_t totalsize = desc.Width * desc.Height * pixelsize;
BufferBuilder stagingbuilder;
stagingbuilder.setSize(totalsize);
stagingbuilder.setUsage(VK_BUFFER_USAGE_TRANSFER_SRC_BIT, VMA_MEMORY_USAGE_CPU_ONLY);
vktex->Staging = stagingbuilder.create(fb->device);
PipelineBarrier barrier0;
barrier0.addImage(vktex->Image.get(), VK_IMAGE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 0, VK_ACCESS_TRANSFER_WRITE_BIT);
barrier0.execute(fb->GetUploadCommands(), VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT);
void *data = vktex->Staging->Map(0, totalsize);
memcpy(data, desc.Data.get(), totalsize);
vktex->Staging->Unmap();
VkBufferImageCopy region = {};
region.imageSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
region.imageSubresource.layerCount = 1;
region.imageExtent.depth = 1;
region.imageExtent.width = desc.Width;
region.imageExtent.height = desc.Height;
fb->GetUploadCommands()->copyBufferToImage(vktex->Staging->buffer, vktex->Image->image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, &region);
PipelineBarrier barrier1;
barrier1.addImage(vktex->Image.get(), VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL, VK_ACCESS_TRANSFER_WRITE_BIT, VK_ACCESS_SHADER_READ_BIT);
barrier1.execute(fb->GetUploadCommands(), VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT);
vktex->Layout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
}
else
{
PipelineBarrier barrier;
barrier.addImage(vktex->Image.get(), VK_IMAGE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL, 0, VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT | VK_ACCESS_COLOR_ATTACHMENT_READ_BIT);
barrier.execute(fb->GetUploadCommands(), VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT);
vktex->Layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
}
}
}
}
void VkPostprocess::CompileEffectShaders()
@ -112,6 +193,8 @@ void VkPostprocess::CompileEffectShaders()
auto &vkshader = mShaders[pair->Key];
if (!vkshader)
{
vkshader.reset(new VkPPShader());
FString prolog;
if (!desc.Uniforms.empty())
prolog = UniformBlockDecl::Create("Uniforms", desc.Uniforms, uniformbindingpoint);

View file

@ -52,4 +52,6 @@ class VkPPTexture
public:
std::unique_ptr<VulkanImage> Image;
std::unique_ptr<VulkanImageView> View;
std::unique_ptr<VulkanBuffer> Staging;
VkImageLayout Layout = VK_IMAGE_LAYOUT_UNDEFINED;
};