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vk_rasterizer: Implement transform feedback binding zero
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@ -347,6 +347,8 @@ void RasterizerVulkan::Draw(bool is_indexed, bool is_instanced) {
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[&pipeline](auto cmdbuf, auto& dld) { cmdbuf.setCheckpointNV(&pipeline, dld); });
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}
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BeginTransformFeedback();
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const auto pipeline_layout = pipeline.GetLayout();
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const auto descriptor_set = pipeline.CommitDescriptorSet();
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scheduler.Record([pipeline_layout, descriptor_set, draw_params](auto cmdbuf, auto& dld) {
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@ -356,6 +358,8 @@ void RasterizerVulkan::Draw(bool is_indexed, bool is_instanced) {
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}
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draw_params.Draw(cmdbuf, dld);
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});
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EndTransformFeedback();
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}
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void RasterizerVulkan::Clear() {
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@ -738,6 +742,44 @@ void RasterizerVulkan::UpdateDynamicStates() {
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UpdateStencilFaces(regs);
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}
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void RasterizerVulkan::BeginTransformFeedback() {
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const auto& regs = system.GPU().Maxwell3D().regs;
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if (regs.tfb_enabled == 0) {
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return;
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}
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UNIMPLEMENTED_IF(regs.IsShaderConfigEnabled(Maxwell::ShaderProgram::TesselationControl) ||
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regs.IsShaderConfigEnabled(Maxwell::ShaderProgram::TesselationEval) ||
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regs.IsShaderConfigEnabled(Maxwell::ShaderProgram::Geometry));
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UNIMPLEMENTED_IF(regs.tfb_bindings[1].buffer_enable);
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UNIMPLEMENTED_IF(regs.tfb_bindings[2].buffer_enable);
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UNIMPLEMENTED_IF(regs.tfb_bindings[3].buffer_enable);
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const auto& binding = regs.tfb_bindings[0];
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UNIMPLEMENTED_IF(binding.buffer_enable == 0);
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UNIMPLEMENTED_IF(binding.buffer_offset != 0);
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const GPUVAddr gpu_addr = binding.Address();
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const std::size_t size = binding.buffer_size;
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const auto [buffer, offset] = buffer_cache.UploadMemory(gpu_addr, size, 4, true);
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scheduler.Record([buffer = *buffer, offset = offset, size](auto cmdbuf, auto& dld) {
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cmdbuf.bindTransformFeedbackBuffersEXT(0, {buffer}, {offset}, {size}, dld);
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cmdbuf.beginTransformFeedbackEXT(0, {}, {}, dld);
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});
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}
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void RasterizerVulkan::EndTransformFeedback() {
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const auto& regs = system.GPU().Maxwell3D().regs;
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if (regs.tfb_enabled == 0) {
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return;
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}
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scheduler.Record(
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[](auto cmdbuf, auto& dld) { cmdbuf.endTransformFeedbackEXT(0, {}, {}, dld); });
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}
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void RasterizerVulkan::SetupVertexArrays(FixedPipelineState::VertexInput& vertex_input,
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BufferBindings& buffer_bindings) {
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const auto& regs = system.GPU().Maxwell3D().regs;
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@ -169,6 +169,10 @@ private:
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void UpdateDynamicStates();
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void BeginTransformFeedback();
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void EndTransformFeedback();
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bool WalkAttachmentOverlaps(const CachedSurfaceView& attachment);
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void SetupVertexArrays(FixedPipelineState::VertexInput& vertex_input,
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