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https://github.com/Lime3DS/Lime3DS.git
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9ae70e733f
* video-core: Migrate logging macros * video-core: Fixed missed clang format * video-core: Migrated LOG_GENERIC macro
88 lines
2.6 KiB
C++
88 lines
2.6 KiB
C++
// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include "common/logging/log.h"
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#include "video_core/primitive_assembly.h"
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#include "video_core/regs_pipeline.h"
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#include "video_core/shader/shader.h"
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namespace Pica {
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template <typename VertexType>
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PrimitiveAssembler<VertexType>::PrimitiveAssembler(PipelineRegs::TriangleTopology topology)
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: topology(topology), buffer_index(0) {}
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template <typename VertexType>
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void PrimitiveAssembler<VertexType>::SubmitVertex(const VertexType& vtx,
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TriangleHandler triangle_handler) {
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switch (topology) {
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case PipelineRegs::TriangleTopology::List:
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case PipelineRegs::TriangleTopology::Shader:
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if (buffer_index < 2) {
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buffer[buffer_index++] = vtx;
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} else {
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buffer_index = 0;
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if (topology == PipelineRegs::TriangleTopology::Shader && winding) {
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triangle_handler(buffer[1], buffer[0], vtx);
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winding = false;
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} else {
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triangle_handler(buffer[0], buffer[1], vtx);
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}
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}
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break;
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case PipelineRegs::TriangleTopology::Strip:
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case PipelineRegs::TriangleTopology::Fan:
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if (strip_ready)
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triangle_handler(buffer[0], buffer[1], vtx);
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buffer[buffer_index] = vtx;
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strip_ready |= (buffer_index == 1);
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if (topology == PipelineRegs::TriangleTopology::Strip)
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buffer_index = !buffer_index;
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else if (topology == PipelineRegs::TriangleTopology::Fan)
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buffer_index = 1;
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break;
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default:
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NGLOG_ERROR(HW_GPU, "Unknown triangle topology {:x}:", (int)topology);
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break;
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}
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}
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template <typename VertexType>
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void PrimitiveAssembler<VertexType>::SetWinding() {
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winding = true;
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}
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template <typename VertexType>
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void PrimitiveAssembler<VertexType>::Reset() {
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buffer_index = 0;
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strip_ready = false;
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winding = false;
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}
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template <typename VertexType>
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void PrimitiveAssembler<VertexType>::Reconfigure(PipelineRegs::TriangleTopology topology) {
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Reset();
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this->topology = topology;
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}
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template <typename VertexType>
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bool PrimitiveAssembler<VertexType>::IsEmpty() const {
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return buffer_index == 0 && strip_ready == false;
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}
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template <typename VertexType>
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PipelineRegs::TriangleTopology PrimitiveAssembler<VertexType>::GetTopology() const {
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return topology;
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}
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// explicitly instantiate use cases
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template struct PrimitiveAssembler<Shader::OutputVertex>;
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} // namespace Pica
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