Rasterizer: Refactor draw calls, remove deadcode and clean up.
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7606da5611
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c17655ce74
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@ -31,7 +31,7 @@ public:
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/// Draw the current batch of vertex arrays
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/// Draw the current batch of vertex arrays
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virtual void DrawArrays() = 0;
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virtual void DrawArrays() = 0;
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/// Draw the current batch of vertex arrays
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/// Draw the current batch of multiple instasnces of vertex arrays
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virtual void DrawMultiArrays() = 0;
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virtual void DrawMultiArrays() = 0;
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/// Clear the current framebuffer
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/// Clear the current framebuffer
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@ -49,40 +49,6 @@ MICROPROFILE_DEFINE(OpenGL_Blits, "OpenGL", "Blits", MP_RGB(128, 128, 192));
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MICROPROFILE_DEFINE(OpenGL_CacheManagement, "OpenGL", "Cache Mgmt", MP_RGB(100, 255, 100));
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MICROPROFILE_DEFINE(OpenGL_CacheManagement, "OpenGL", "Cache Mgmt", MP_RGB(100, 255, 100));
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MICROPROFILE_DEFINE(OpenGL_PrimitiveAssembly, "OpenGL", "Prim Asmbl", MP_RGB(255, 100, 100));
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MICROPROFILE_DEFINE(OpenGL_PrimitiveAssembly, "OpenGL", "Prim Asmbl", MP_RGB(255, 100, 100));
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struct DrawParameters {
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GLenum primitive_mode;
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GLsizei count;
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GLint current_instance;
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bool use_indexed;
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GLint vertex_first;
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GLenum index_format;
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GLint base_vertex;
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GLintptr index_buffer_offset;
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void DispatchDraw() const {
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if (use_indexed) {
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const auto index_buffer_ptr = reinterpret_cast<const void*>(index_buffer_offset);
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if (current_instance > 0) {
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glDrawElementsInstancedBaseVertexBaseInstance(primitive_mode, count, index_format,
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index_buffer_ptr, 1, base_vertex,
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current_instance);
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} else {
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glDrawElementsBaseVertex(primitive_mode, count, index_format, index_buffer_ptr,
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base_vertex);
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}
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} else {
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if (current_instance > 0) {
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glDrawArraysInstancedBaseInstance(primitive_mode, vertex_first, count, 1,
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current_instance);
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} else {
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glDrawArrays(primitive_mode, vertex_first, count);
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}
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}
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}
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};
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static std::size_t GetConstBufferSize(const Tegra::Engines::ConstBufferInfo& buffer,
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static std::size_t GetConstBufferSize(const Tegra::Engines::ConstBufferInfo& buffer,
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const GLShader::ConstBufferEntry& entry) {
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const GLShader::ConstBufferEntry& entry) {
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if (!entry.IsIndirect()) {
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if (!entry.IsIndirect()) {
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@ -270,29 +236,6 @@ GLintptr RasterizerOpenGL::SetupIndexBuffer() {
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return offset;
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return offset;
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}
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}
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DrawParameters RasterizerOpenGL::SetupDraw(GLintptr index_buffer_offset) {
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const auto& gpu = system.GPU().Maxwell3D();
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const auto& regs = gpu.regs;
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const bool is_indexed = accelerate_draw == AccelDraw::Indexed;
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DrawParameters params{};
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params.current_instance = gpu.state.current_instance;
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params.use_indexed = is_indexed;
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params.primitive_mode = MaxwellToGL::PrimitiveTopology(regs.draw.topology);
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if (is_indexed) {
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params.index_format = MaxwellToGL::IndexFormat(regs.index_array.format);
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params.count = regs.index_array.count;
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params.index_buffer_offset = index_buffer_offset;
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params.base_vertex = static_cast<GLint>(regs.vb_element_base);
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} else {
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params.count = regs.vertex_buffer.count;
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params.vertex_first = regs.vertex_buffer.first;
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}
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return params;
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}
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void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) {
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void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) {
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MICROPROFILE_SCOPE(OpenGL_Shader);
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MICROPROFILE_SCOPE(OpenGL_Shader);
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auto& gpu = system.GPU().Maxwell3D();
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auto& gpu = system.GPU().Maxwell3D();
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@ -784,36 +727,65 @@ void RasterizerOpenGL::DrawPrelude() {
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}
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}
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}
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}
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struct DrawParams {
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bool is_indexed;
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bool is_instanced;
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GLenum primitive_mode;
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GLint count;
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GLint base_vertex;
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// Indexed settings
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GLenum index_format;
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GLintptr index_buffer_offset;
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// Instanced setting
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GLint num_instances;
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GLint base_instance;
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void DispatchDraw() {
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if (is_indexed) {
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const auto index_buffer_ptr = reinterpret_cast<const void*>(index_buffer_offset);
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if (is_instanced) {
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glDrawElementsInstancedBaseVertexBaseInstance(primitive_mode, count, index_format,
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index_buffer_ptr, num_instances,
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base_vertex, base_instance);
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} else {
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glDrawElementsBaseVertex(primitive_mode, count, index_format, index_buffer_ptr,
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base_vertex);
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}
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} else {
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if (is_instanced) {
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glDrawArraysInstancedBaseInstance(primitive_mode, base_vertex, count, num_instances,
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base_instance);
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} else {
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glDrawArrays(primitive_mode, base_vertex, count);
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}
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}
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}
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};
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void RasterizerOpenGL::DrawArrays() {
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void RasterizerOpenGL::DrawArrays() {
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DrawPrelude();
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DrawPrelude();
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auto& maxwell3d = system.GPU().Maxwell3D();
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auto& maxwell3d = system.GPU().Maxwell3D();
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const auto& regs = maxwell3d.regs;
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const auto& regs = maxwell3d.regs;
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const auto current_instance = maxwell3d.state.current_instance;
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const auto current_instance = maxwell3d.state.current_instance;
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const auto primitive_mode = MaxwellToGL::PrimitiveTopology(regs.draw.topology);
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DrawParams draw_call;
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if (accelerate_draw == AccelDraw::Indexed) {
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draw_call.is_indexed = accelerate_draw == AccelDraw::Indexed;
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const auto index_format = MaxwellToGL::IndexFormat(regs.index_array.format);
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draw_call.num_instances = static_cast<GLint>(1);
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const auto count = regs.index_array.count;
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draw_call.base_instance = static_cast<GLint>(current_instance);
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const auto base_vertex = static_cast<GLint>(regs.vb_element_base);
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draw_call.is_instanced = current_instance > 0;
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const auto index_buffer_ptr = reinterpret_cast<const void*>(index_buffer_offset);
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draw_call.primitive_mode = MaxwellToGL::PrimitiveTopology(regs.draw.topology);
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if (current_instance > 0) {
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if (draw_call.is_indexed) {
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glDrawElementsInstancedBaseVertexBaseInstance(primitive_mode, count, index_format,
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draw_call.count = static_cast<GLint>(regs.index_array.count);
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index_buffer_ptr, 1, base_vertex,
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draw_call.base_vertex = static_cast<GLint>(regs.vb_element_base);
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current_instance);
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draw_call.index_format = MaxwellToGL::IndexFormat(regs.index_array.format);
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draw_call.index_buffer_offset = index_buffer_offset;
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} else {
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} else {
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glDrawElementsBaseVertex(primitive_mode, count, index_format, index_buffer_ptr,
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draw_call.count = static_cast<GLint>(regs.vertex_buffer.count);
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base_vertex);
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draw_call.base_vertex = static_cast<GLint>(regs.vertex_buffer.first);
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}
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} else {
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const auto count = regs.vertex_buffer.count;
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const auto vertex_first = regs.vertex_buffer.first;
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if (current_instance > 0) {
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glDrawArraysInstancedBaseInstance(primitive_mode, vertex_first, count, 1,
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current_instance);
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} else {
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glDrawArrays(primitive_mode, vertex_first, count);
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}
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}
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}
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draw_call.DispatchDraw();
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accelerate_draw = AccelDraw::Disabled;
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accelerate_draw = AccelDraw::Disabled;
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maxwell3d.dirty.memory_general = false;
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maxwell3d.dirty.memory_general = false;
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@ -825,32 +797,23 @@ void RasterizerOpenGL::DrawMultiArrays() {
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auto& maxwell3d = system.GPU().Maxwell3D();
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auto& maxwell3d = system.GPU().Maxwell3D();
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const auto& regs = maxwell3d.regs;
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const auto& regs = maxwell3d.regs;
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const auto& draw_setup = maxwell3d.mme_draw;
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const auto& draw_setup = maxwell3d.mme_draw;
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const auto num_instances = draw_setup.instance_count;
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DrawParams draw_call;
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const auto base_instance = static_cast<GLint>(regs.vb_base_instance);
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draw_call.is_indexed =
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const auto primitive_mode = MaxwellToGL::PrimitiveTopology(regs.draw.topology);
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draw_setup.current_mode == Tegra::Engines::Maxwell3D::MMMEDrawMode::Indexed;
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if (draw_setup.current_mode == Tegra::Engines::Maxwell3D::MMMEDrawMode::Indexed) {
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draw_call.num_instances = static_cast<GLint>(draw_setup.instance_count);
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const auto index_format = MaxwellToGL::IndexFormat(regs.index_array.format);
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draw_call.base_instance = static_cast<GLint>(regs.vb_base_instance);
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const auto count = regs.index_array.count;
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draw_call.is_instanced = draw_setup.instance_count > 1;
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const auto base_vertex = static_cast<GLint>(regs.vb_element_base);
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draw_call.primitive_mode = MaxwellToGL::PrimitiveTopology(regs.draw.topology);
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const auto index_buffer_ptr = reinterpret_cast<const void*>(index_buffer_offset);
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if (draw_call.is_indexed) {
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if (num_instances > 1) {
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draw_call.count = static_cast<GLint>(regs.index_array.count);
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glDrawElementsInstancedBaseVertexBaseInstance(primitive_mode, count, index_format,
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draw_call.base_vertex = static_cast<GLint>(regs.vb_element_base);
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index_buffer_ptr, num_instances,
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draw_call.index_format = MaxwellToGL::IndexFormat(regs.index_array.format);
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base_vertex, base_instance);
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draw_call.index_buffer_offset = index_buffer_offset;
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} else {
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} else {
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glDrawElementsBaseVertex(primitive_mode, count, index_format, index_buffer_ptr,
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draw_call.count = static_cast<GLint>(regs.vertex_buffer.count);
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base_vertex);
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draw_call.base_vertex = static_cast<GLint>(regs.vertex_buffer.first);
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}
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} else {
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const auto count = regs.vertex_buffer.count;
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const auto vertex_first = regs.vertex_buffer.first;
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if (num_instances > 1) {
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glDrawArraysInstancedBaseInstance(primitive_mode, vertex_first, count, num_instances,
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base_instance);
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} else {
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glDrawArrays(primitive_mode, vertex_first, count);
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}
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}
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}
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draw_call.DispatchDraw();
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accelerate_draw = AccelDraw::Disabled;
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accelerate_draw = AccelDraw::Disabled;
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maxwell3d.dirty.memory_general = false;
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maxwell3d.dirty.memory_general = false;
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@ -138,6 +138,7 @@ private:
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void SetupGlobalMemory(const GLShader::GlobalMemoryEntry& entry, GPUVAddr gpu_addr,
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void SetupGlobalMemory(const GLShader::GlobalMemoryEntry& entry, GPUVAddr gpu_addr,
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std::size_t size);
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std::size_t size);
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/// Syncs all the state, shaders, render targets and textures setting before a draw call.
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void DrawPrelude();
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void DrawPrelude();
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/// Configures the current textures to use for the draw command. Returns shaders texture buffer
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/// Configures the current textures to use for the draw command. Returns shaders texture buffer
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@ -254,8 +255,6 @@ private:
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GLintptr SetupIndexBuffer();
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GLintptr SetupIndexBuffer();
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DrawParameters SetupDraw(GLintptr index_buffer_offset);
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GLintptr index_buffer_offset;
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GLintptr index_buffer_offset;
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void SetupShaders(GLenum primitive_mode);
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void SetupShaders(GLenum primitive_mode);
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