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Code Issues Releases Activity

vk_rasterizer: Implement transform feedback binding zero

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This commit is contained in:
ReinUsesLisp 2020-03-06 05:11:18 -03:00
parent b67360c0f8
commit 2fae1e6205
2 changed files with 46 additions and 0 deletions
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42
src/video_core/renderer_vulkan/vk_rasterizer.cpp
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@ -347,6 +347,8 @@ void RasterizerVulkan::Draw(bool is_indexed, bool is_instanced) {
[&pipeline](auto cmdbuf, auto& dld) { cmdbuf.setCheckpointNV(&pipeline, dld); });
}
BeginTransformFeedback();
const auto pipeline_layout = pipeline.GetLayout();
const auto descriptor_set = pipeline.CommitDescriptorSet();
scheduler.Record([pipeline_layout, descriptor_set, draw_params](auto cmdbuf, auto& dld) {
@ -356,6 +358,8 @@ void RasterizerVulkan::Draw(bool is_indexed, bool is_instanced) {
}
draw_params.Draw(cmdbuf, dld);
});
EndTransformFeedback();
}
void RasterizerVulkan::Clear() {
@ -738,6 +742,44 @@ void RasterizerVulkan::UpdateDynamicStates() {
UpdateStencilFaces(regs);
}
void RasterizerVulkan::BeginTransformFeedback() {
const auto& regs = system.GPU().Maxwell3D().regs;
if (regs.tfb_enabled == 0) {
return;
}
UNIMPLEMENTED_IF(regs.IsShaderConfigEnabled(Maxwell::ShaderProgram::TesselationControl) ||
regs.IsShaderConfigEnabled(Maxwell::ShaderProgram::TesselationEval) ||
regs.IsShaderConfigEnabled(Maxwell::ShaderProgram::Geometry));
UNIMPLEMENTED_IF(regs.tfb_bindings[1].buffer_enable);
UNIMPLEMENTED_IF(regs.tfb_bindings[2].buffer_enable);
UNIMPLEMENTED_IF(regs.tfb_bindings[3].buffer_enable);
const auto& binding = regs.tfb_bindings[0];
UNIMPLEMENTED_IF(binding.buffer_enable == 0);
UNIMPLEMENTED_IF(binding.buffer_offset != 0);
const GPUVAddr gpu_addr = binding.Address();
const std::size_t size = binding.buffer_size;
const auto [buffer, offset] = buffer_cache.UploadMemory(gpu_addr, size, 4, true);
scheduler.Record([buffer = *buffer, offset = offset, size](auto cmdbuf, auto& dld) {
cmdbuf.bindTransformFeedbackBuffersEXT(0, {buffer}, {offset}, {size}, dld);
cmdbuf.beginTransformFeedbackEXT(0, {}, {}, dld);
});
}
void RasterizerVulkan::EndTransformFeedback() {
const auto& regs = system.GPU().Maxwell3D().regs;
if (regs.tfb_enabled == 0) {
return;
}
scheduler.Record(
[](auto cmdbuf, auto& dld) { cmdbuf.endTransformFeedbackEXT(0, {}, {}, dld); });
}
void RasterizerVulkan::SetupVertexArrays(FixedPipelineState::VertexInput& vertex_input,
BufferBindings& buffer_bindings) {
const auto& regs = system.GPU().Maxwell3D().regs;

4
src/video_core/renderer_vulkan/vk_rasterizer.h
View file

@ -169,6 +169,10 @@ private:
void UpdateDynamicStates();
void BeginTransformFeedback();
void EndTransformFeedback();
bool WalkAttachmentOverlaps(const CachedSurfaceView& attachment);
void SetupVertexArrays(FixedPipelineState::VertexInput& vertex_input,