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Merge pull request #2870 from FernandoS27/multi-draw

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Implement a MME Draw commands Inliner and correct host instance drawing
This commit is contained in:
David
2019-09-22 23:13:02 +10:00
committed by GitHub
parent 822ca65d69 68f5aff64f
commit 9d69206cd0
9 changed files with 273 additions and 91 deletions
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181
src/video_core/renderer_opengl/gl_rasterizer.cpp
View File

@ -49,40 +49,6 @@ MICROPROFILE_DEFINE(OpenGL_Blits, "OpenGL", "Blits", MP_RGB(128, 128, 192));
MICROPROFILE_DEFINE(OpenGL_CacheManagement, "OpenGL", "Cache Mgmt", MP_RGB(100, 255, 100));
MICROPROFILE_DEFINE(OpenGL_PrimitiveAssembly, "OpenGL", "Prim Asmbl", MP_RGB(255, 100, 100));
struct DrawParameters {
GLenum primitive_mode;
GLsizei count;
GLint current_instance;
bool use_indexed;
GLint vertex_first;
GLenum index_format;
GLint base_vertex;
GLintptr index_buffer_offset;
void DispatchDraw() const {
if (use_indexed) {
const auto index_buffer_ptr = reinterpret_cast<const void*>(index_buffer_offset);
if (current_instance > 0) {
glDrawElementsInstancedBaseVertexBaseInstance(primitive_mode, count, index_format,
index_buffer_ptr, 1, base_vertex,
current_instance);
} else {
glDrawElementsBaseVertex(primitive_mode, count, index_format, index_buffer_ptr,
base_vertex);
}
} else {
if (current_instance > 0) {
glDrawArraysInstancedBaseInstance(primitive_mode, vertex_first, count, 1,
current_instance);
} else {
glDrawArrays(primitive_mode, vertex_first, count);
}
}
}
};
static std::size_t GetConstBufferSize(const Tegra::Engines::ConstBufferInfo& buffer,
const GLShader::ConstBufferEntry& entry) {
if (!entry.IsIndirect()) {
@ -270,29 +236,6 @@ GLintptr RasterizerOpenGL::SetupIndexBuffer() {
return offset;
}
DrawParameters RasterizerOpenGL::SetupDraw(GLintptr index_buffer_offset) {
const auto& gpu = system.GPU().Maxwell3D();
const auto& regs = gpu.regs;
const bool is_indexed = accelerate_draw == AccelDraw::Indexed;
DrawParameters params{};
params.current_instance = gpu.state.current_instance;
params.use_indexed = is_indexed;
params.primitive_mode = MaxwellToGL::PrimitiveTopology(regs.draw.topology);
if (is_indexed) {
params.index_format = MaxwellToGL::IndexFormat(regs.index_array.format);
params.count = regs.index_array.count;
params.index_buffer_offset = index_buffer_offset;
params.base_vertex = static_cast<GLint>(regs.vb_element_base);
} else {
params.count = regs.vertex_buffer.count;
params.vertex_first = regs.vertex_buffer.first;
}
return params;
}
void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) {
MICROPROFILE_SCOPE(OpenGL_Shader);
auto& gpu = system.GPU().Maxwell3D();
@ -399,12 +342,6 @@ std::size_t RasterizerOpenGL::CalculateIndexBufferSize() const {
static_cast<std::size_t>(regs.index_array.FormatSizeInBytes());
}
bool RasterizerOpenGL::AccelerateDrawBatch(bool is_indexed) {
accelerate_draw = is_indexed ? AccelDraw::Indexed : AccelDraw::Arrays;
DrawArrays();
return true;
}
template <typename Map, typename Interval>
static constexpr auto RangeFromInterval(Map& map, const Interval& interval) {
return boost::make_iterator_range(map.equal_range(interval));
@ -640,17 +577,9 @@ void RasterizerOpenGL::Clear() {
}
}
void RasterizerOpenGL::DrawArrays() {
if (accelerate_draw == AccelDraw::Disabled)
return;
MICROPROFILE_SCOPE(OpenGL_Drawing);
void RasterizerOpenGL::DrawPrelude() {
auto& gpu = system.GPU().Maxwell3D();
if (!gpu.ShouldExecute()) {
return;
}
SyncColorMask();
SyncFragmentColorClampState();
SyncMultiSampleState();
@ -695,10 +624,7 @@ void RasterizerOpenGL::DrawArrays() {
// Upload vertex and index data.
SetupVertexBuffer(vao);
SetupVertexInstances(vao);
const GLintptr index_buffer_offset = SetupIndexBuffer();
// Setup draw parameters. It will automatically choose what glDraw* method to use.
const DrawParameters params = SetupDraw(index_buffer_offset);
index_buffer_offset = SetupIndexBuffer();
// Prepare packed bindings.
bind_ubo_pushbuffer.Setup(0);
@ -706,7 +632,8 @@ void RasterizerOpenGL::DrawArrays() {
// Setup shaders and their used resources.
texture_cache.GuardSamplers(true);
SetupShaders(params.primitive_mode);
const auto primitive_mode = MaxwellToGL::PrimitiveTopology(gpu.regs.draw.topology);
SetupShaders(primitive_mode);
texture_cache.GuardSamplers(false);
ConfigureFramebuffers();
@ -730,11 +657,107 @@ void RasterizerOpenGL::DrawArrays() {
if (texture_cache.TextureBarrier()) {
glTextureBarrier();
}
}
params.DispatchDraw();
struct DrawParams {
bool is_indexed{};
bool is_instanced{};
GLenum primitive_mode{};
GLint count{};
GLint base_vertex{};
// Indexed settings
GLenum index_format{};
GLintptr index_buffer_offset{};
// Instanced setting
GLint num_instances{};
GLint base_instance{};
void DispatchDraw() {
if (is_indexed) {
const auto index_buffer_ptr = reinterpret_cast<const void*>(index_buffer_offset);
if (is_instanced) {
glDrawElementsInstancedBaseVertexBaseInstance(primitive_mode, count, index_format,
index_buffer_ptr, num_instances,
base_vertex, base_instance);
} else {
glDrawElementsBaseVertex(primitive_mode, count, index_format, index_buffer_ptr,
base_vertex);
}
} else {
if (is_instanced) {
glDrawArraysInstancedBaseInstance(primitive_mode, base_vertex, count, num_instances,
base_instance);
} else {
glDrawArrays(primitive_mode, base_vertex, count);
}
}
}
};
bool RasterizerOpenGL::DrawBatch(bool is_indexed) {
accelerate_draw = is_indexed ? AccelDraw::Indexed : AccelDraw::Arrays;
MICROPROFILE_SCOPE(OpenGL_Drawing);
DrawPrelude();
auto& maxwell3d = system.GPU().Maxwell3D();
const auto& regs = maxwell3d.regs;
const auto current_instance = maxwell3d.state.current_instance;
DrawParams draw_call{};
draw_call.is_indexed = is_indexed;
draw_call.num_instances = static_cast<GLint>(1);
draw_call.base_instance = static_cast<GLint>(current_instance);
draw_call.is_instanced = current_instance > 0;
draw_call.primitive_mode = MaxwellToGL::PrimitiveTopology(regs.draw.topology);
if (draw_call.is_indexed) {
draw_call.count = static_cast<GLint>(regs.index_array.count);
draw_call.base_vertex = static_cast<GLint>(regs.vb_element_base);
draw_call.index_format = MaxwellToGL::IndexFormat(regs.index_array.format);
draw_call.index_buffer_offset = index_buffer_offset;
} else {
draw_call.count = static_cast<GLint>(regs.vertex_buffer.count);
draw_call.base_vertex = static_cast<GLint>(regs.vertex_buffer.first);
}
draw_call.DispatchDraw();
maxwell3d.dirty.memory_general = false;
accelerate_draw = AccelDraw::Disabled;
gpu.dirty.memory_general = false;
return true;
}
bool RasterizerOpenGL::DrawMultiBatch(bool is_indexed) {
accelerate_draw = is_indexed ? AccelDraw::Indexed : AccelDraw::Arrays;
MICROPROFILE_SCOPE(OpenGL_Drawing);
DrawPrelude();
auto& maxwell3d = system.GPU().Maxwell3D();
const auto& regs = maxwell3d.regs;
const auto& draw_setup = maxwell3d.mme_draw;
DrawParams draw_call{};
draw_call.is_indexed = is_indexed;
draw_call.num_instances = static_cast<GLint>(draw_setup.instance_count);
draw_call.base_instance = static_cast<GLint>(regs.vb_base_instance);
draw_call.is_instanced = draw_setup.instance_count > 1;
draw_call.primitive_mode = MaxwellToGL::PrimitiveTopology(regs.draw.topology);
if (draw_call.is_indexed) {
draw_call.count = static_cast<GLint>(regs.index_array.count);
draw_call.base_vertex = static_cast<GLint>(regs.vb_element_base);
draw_call.index_format = MaxwellToGL::IndexFormat(regs.index_array.format);
draw_call.index_buffer_offset = index_buffer_offset;
} else {
draw_call.count = static_cast<GLint>(regs.vertex_buffer.count);
draw_call.base_vertex = static_cast<GLint>(regs.vertex_buffer.first);
}
draw_call.DispatchDraw();
maxwell3d.dirty.memory_general = false;
accelerate_draw = AccelDraw::Disabled;
return true;
}
void RasterizerOpenGL::DispatchCompute(GPUVAddr code_addr) {

9
src/video_core/renderer_opengl/gl_rasterizer.h
View File

@ -57,7 +57,8 @@ public:
ScreenInfo& info);
~RasterizerOpenGL() override;
void DrawArrays() override;
bool DrawBatch(bool is_indexed) override;
bool DrawMultiBatch(bool is_indexed) override;
void Clear() override;
void DispatchCompute(GPUVAddr code_addr) override;
void FlushAll() override;
@ -71,7 +72,6 @@ public:
const Tegra::Engines::Fermi2D::Config& copy_config) override;
bool AccelerateDisplay(const Tegra::FramebufferConfig& config, VAddr framebuffer_addr,
u32 pixel_stride) override;
bool AccelerateDrawBatch(bool is_indexed) override;
void UpdatePagesCachedCount(VAddr addr, u64 size, int delta) override;
void LoadDiskResources(const std::atomic_bool& stop_loading,
const VideoCore::DiskResourceLoadCallback& callback) override;
@ -105,6 +105,9 @@ private:
void SetupGlobalMemory(const GLShader::GlobalMemoryEntry& entry, GPUVAddr gpu_addr,
std::size_t size);
/// Syncs all the state, shaders, render targets and textures setting before a draw call.
void DrawPrelude();
/// Configures the current textures to use for the draw command. Returns shaders texture buffer
/// usage.
TextureBufferUsage SetupDrawTextures(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage,
@ -216,7 +219,7 @@ private:
GLintptr SetupIndexBuffer();
DrawParameters SetupDraw(GLintptr index_buffer_offset);
GLintptr index_buffer_offset;
void SetupShaders(GLenum primitive_mode);

10
src/video_core/renderer_opengl/gl_shader_decompiler.cpp
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@ -462,6 +462,14 @@ private:
code.AddLine("float gl_PointSize;");
}
if (ir.UsesInstanceId()) {
code.AddLine("int gl_InstanceID;");
}
if (ir.UsesVertexId()) {
code.AddLine("int gl_VertexID;");
}
--code.scope;
code.AddLine("}};");
code.AddNewLine();
@ -964,7 +972,7 @@ private:
switch (element) {
case 2:
// Config pack's first value is instance_id.
return {"config_pack[0]", Type::Uint};
return {"gl_InstanceID", Type::Int};
case 3:
return {"gl_VertexID", Type::Int};
}