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shader: Implement texture buffers

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This commit is contained in:
ReinUsesLisp 2021-04-06 02:56:15 -03:00 • committed by ameerj
parent dcaf0e9150
commit 1f3eb601ac
10 changed files with 158 additions and 39 deletions
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10
src/video_core/renderer_vulkan/pipeline_helper.h
View file

@ -93,6 +93,9 @@ public:
for ([[maybe_unused]] const auto& desc : info.texture_descriptors) {
Add(VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, stage);
}
for (const auto& desc : info.texture_buffer_descriptors) {
Add(VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER, stage);
}
}
private:
@ -146,6 +149,8 @@ inline VideoCommon::ImageViewType CastType(Shader::TextureType type) {
case Shader::TextureType::ColorArrayCube:
case Shader::TextureType::ShadowArrayCube:
return VideoCommon::ImageViewType::CubeArray;
case Shader::TextureType::Buffer:
break;
}
UNREACHABLE_MSG("Invalid texture type {}", type);
return {};
@ -161,6 +166,11 @@ inline void PushImageDescriptors(const Shader::Info& info, const VkSampler* samp
update_descriptor_queue.AddSampledImage(vk_image_view, sampler);
++index;
}
for (const auto& desc : info.texture_buffer_descriptors) {
ImageView& image_view{texture_cache.GetImageView(image_view_ids[index])};
update_descriptor_queue.AddTexelBuffer(image_view.BufferView());
++index;
}
}
} // namespace Vulkan

15
src/video_core/renderer_vulkan/vk_compute_pipeline.cpp
View file

@ -93,20 +93,23 @@ void ComputePipeline::Configure(Tegra::Engines::KeplerCompute& kepler_compute,
const auto& launch_desc{kepler_compute.launch_description};
const auto& cbufs{launch_desc.const_buffer_config};
const bool via_header_index{launch_desc.linked_tsc};
for (const auto& desc : info.texture_descriptors) {
const u32 cbuf_index{desc.cbuf_index};
const u32 cbuf_offset{desc.cbuf_offset};
const auto read_handle{[&](u32 cbuf_index, u32 cbuf_offset) {
ASSERT(((launch_desc.const_buffer_enable_mask >> cbuf_index) & 1) != 0);
const GPUVAddr addr{cbufs[cbuf_index].Address() + cbuf_offset};
const u32 raw_handle{gpu_memory.Read<u32>(addr)};
const TextureHandle handle(raw_handle, via_header_index);
return TextureHandle(raw_handle, via_header_index);
}};
for (const auto& desc : info.texture_descriptors) {
const TextureHandle handle{read_handle(desc.cbuf_index, desc.cbuf_offset)};
image_view_indices.push_back(handle.image);
Sampler* const sampler = texture_cache.GetComputeSampler(handle.sampler);
samplers.push_back(sampler->Handle());
}
for (const auto& desc : info.texture_buffer_descriptors) {
const TextureHandle handle{read_handle(desc.cbuf_index, desc.cbuf_offset)};
image_view_indices.push_back(handle.image);
}
const std::span indices_span(image_view_indices.data(), image_view_indices.size());
texture_cache.FillComputeImageViews(indices_span, image_view_ids);

14
src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp
View file

@ -169,19 +169,23 @@ void GraphicsPipeline::Configure(bool is_indexed) {
++index;
}
const auto& cbufs{maxwell3d.state.shader_stages[stage].const_buffers};
for (const auto& desc : info.texture_descriptors) {
const u32 cbuf_index{desc.cbuf_index};
const u32 cbuf_offset{desc.cbuf_offset};
const auto read_handle{[&](u32 cbuf_index, u32 cbuf_offset) {
ASSERT(cbufs[cbuf_index].enabled);
const GPUVAddr addr{cbufs[cbuf_index].address + cbuf_offset};
const u32 raw_handle{gpu_memory.Read<u32>(addr)};
const TextureHandle handle(raw_handle, via_header_index);
return TextureHandle(raw_handle, via_header_index);
}};
for (const auto& desc : info.texture_descriptors) {
const TextureHandle handle{read_handle(desc.cbuf_index, desc.cbuf_offset)};
image_view_indices.push_back(handle.image);
Sampler* const sampler{texture_cache.GetGraphicsSampler(handle.sampler)};
samplers.push_back(sampler->Handle());
}
for (const auto& desc : info.texture_buffer_descriptors) {
const TextureHandle handle{read_handle(desc.cbuf_index, desc.cbuf_offset)};
image_view_indices.push_back(handle.image);
}
}
const std::span indices_span(image_view_indices.data(), image_view_indices.size());
buffer_cache.UpdateGraphicsBuffers(is_indexed);

2
src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
View file

@ -212,7 +212,7 @@ protected:
case Tegra::Texture::TextureType::Texture2DArray:
return Shader::TextureType::ColorArray2D;
case Tegra::Texture::TextureType::Texture1DBuffer:
throw Shader::NotImplementedException("Texture buffer");
return Shader::TextureType::Buffer;
case Tegra::Texture::TextureType::TextureCubeArray:
return Shader::TextureType::ColorArrayCube;
default: