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Merge pull request #9112 from vonchenplus/deferred_draw

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video_core: Reimplementing the maxwell drawing trigger mechanism
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liamwhite 2022-10-25 09:42:59 -04:00 • committed by GitHub
commit fa913a702f
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GPG key ID: 4AEE18F83AFDEB23
10 changed files with 203 additions and 232 deletions
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17
src/video_core/renderer_opengl/gl_rasterizer.cpp
View file

@ -205,7 +205,7 @@ void RasterizerOpenGL::Clear() {
++num_queued_commands;
}
void RasterizerOpenGL::Draw(bool is_indexed, bool is_instanced) {
void RasterizerOpenGL::Draw(bool is_indexed, u32 instance_count) {
MICROPROFILE_SCOPE(OpenGL_Drawing);
SCOPE_EXIT({ gpu.TickWork(); });
@ -222,14 +222,15 @@ void RasterizerOpenGL::Draw(bool is_indexed, bool is_instanced) {
pipeline->SetEngine(maxwell3d, gpu_memory);
pipeline->Configure(is_indexed);
BindInlineIndexBuffer();
SyncState();
const GLenum primitive_mode = MaxwellToGL::PrimitiveTopology(maxwell3d->regs.draw.topology);
BeginTransformFeedback(pipeline, primitive_mode);
const GLuint base_instance = static_cast<GLuint>(maxwell3d->regs.global_base_instance_index);
const GLsizei num_instances =
static_cast<GLsizei>(is_instanced ? maxwell3d->mme_draw.instance_count : 1);
const GLsizei num_instances = static_cast<GLsizei>(instance_count);
if (is_indexed) {
const GLint base_vertex = static_cast<GLint>(maxwell3d->regs.global_base_vertex_index);
const GLsizei num_vertices = static_cast<GLsizei>(maxwell3d->regs.index_buffer.count);
@ -1129,6 +1130,16 @@ void RasterizerOpenGL::ReleaseChannel(s32 channel_id) {
query_cache.EraseChannel(channel_id);
}
void RasterizerOpenGL::BindInlineIndexBuffer() {
if (maxwell3d->inline_index_draw_indexes.empty()) {
return;
}
const auto data_count = static_cast<u32>(maxwell3d->inline_index_draw_indexes.size());
auto buffer = Buffer(buffer_cache_runtime, *this, 0, data_count);
buffer.ImmediateUpload(0, maxwell3d->inline_index_draw_indexes);
buffer_cache_runtime.BindIndexBuffer(buffer, 0, data_count);
}
AccelerateDMA::AccelerateDMA(BufferCache& buffer_cache_) : buffer_cache{buffer_cache_} {}
bool AccelerateDMA::BufferCopy(GPUVAddr src_address, GPUVAddr dest_address, u64 amount) {

4
src/video_core/renderer_opengl/gl_rasterizer.h
View file

@ -68,7 +68,7 @@ public:
StateTracker& state_tracker_);
~RasterizerOpenGL() override;
void Draw(bool is_indexed, bool is_instanced) override;
void Draw(bool is_indexed, u32 instance_count) override;
void Clear() override;
void DispatchCompute() override;
void ResetCounter(VideoCore::QueryType type) override;
@ -199,6 +199,8 @@ private:
/// End a transform feedback
void EndTransformFeedback();
void BindInlineIndexBuffer();
Tegra::GPU& gpu;
const Device& device;