diff options
Diffstat (limited to 'src/video_core/renderer_opengl/gl_rasterizer.cpp')
-rw-r--r-- | src/video_core/renderer_opengl/gl_rasterizer.cpp | 290 |
1 files changed, 242 insertions, 48 deletions
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp index 0bb5c068c..c28ae795c 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.cpp +++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp @@ -4,6 +4,7 @@ #include <algorithm> #include <array> +#include <bitset> #include <memory> #include <string> #include <string_view> @@ -19,6 +20,7 @@ #include "core/core.h" #include "core/hle/kernel/process.h" #include "core/settings.h" +#include "video_core/engines/kepler_compute.h" #include "video_core/engines/maxwell_3d.h" #include "video_core/memory_manager.h" #include "video_core/renderer_opengl/gl_rasterizer.h" @@ -105,6 +107,7 @@ RasterizerOpenGL::RasterizerOpenGL(Core::System& system, Core::Frontend::EmuWind shader_program_manager = std::make_unique<GLShader::ProgramManager>(); state.draw.shader_program = 0; state.Apply(); + clear_framebuffer.Create(); LOG_DEBUG(Render_OpenGL, "Sync fixed function OpenGL state here"); CheckExtensions(); @@ -124,10 +127,10 @@ GLuint RasterizerOpenGL::SetupVertexFormat() { auto& gpu = system.GPU().Maxwell3D(); const auto& regs = gpu.regs; - if (!gpu.dirty_flags.vertex_attrib_format) { + if (!gpu.dirty.vertex_attrib_format) { return state.draw.vertex_array; } - gpu.dirty_flags.vertex_attrib_format = false; + gpu.dirty.vertex_attrib_format = false; MICROPROFILE_SCOPE(OpenGL_VAO); @@ -181,7 +184,7 @@ GLuint RasterizerOpenGL::SetupVertexFormat() { } // Rebinding the VAO invalidates the vertex buffer bindings. - gpu.dirty_flags.vertex_array.set(); + gpu.dirty.ResetVertexArrays(); state.draw.vertex_array = vao_entry.handle; return vao_entry.handle; @@ -189,17 +192,20 @@ GLuint RasterizerOpenGL::SetupVertexFormat() { void RasterizerOpenGL::SetupVertexBuffer(GLuint vao) { auto& gpu = system.GPU().Maxwell3D(); - const auto& regs = gpu.regs; - - if (gpu.dirty_flags.vertex_array.none()) + if (!gpu.dirty.vertex_array_buffers) return; + gpu.dirty.vertex_array_buffers = false; + + const auto& regs = gpu.regs; MICROPROFILE_SCOPE(OpenGL_VB); // Upload all guest vertex arrays sequentially to our buffer for (u32 index = 0; index < Maxwell::NumVertexArrays; ++index) { - if (!gpu.dirty_flags.vertex_array[index]) + if (!gpu.dirty.vertex_array[index]) continue; + gpu.dirty.vertex_array[index] = false; + gpu.dirty.vertex_instance[index] = false; const auto& vertex_array = regs.vertex_array[index]; if (!vertex_array.IsEnabled()) @@ -224,8 +230,32 @@ void RasterizerOpenGL::SetupVertexBuffer(GLuint vao) { glVertexArrayBindingDivisor(vao, index, 0); } } +} + +void RasterizerOpenGL::SetupVertexInstances(GLuint vao) { + auto& gpu = system.GPU().Maxwell3D(); + + if (!gpu.dirty.vertex_instances) + return; + gpu.dirty.vertex_instances = false; + + const auto& regs = gpu.regs; + // Upload all guest vertex arrays sequentially to our buffer + for (u32 index = 0; index < Maxwell::NumVertexArrays; ++index) { + if (!gpu.dirty.vertex_instance[index]) + continue; + + gpu.dirty.vertex_instance[index] = false; - gpu.dirty_flags.vertex_array.reset(); + if (regs.instanced_arrays.IsInstancingEnabled(index) && + regs.vertex_array[index].divisor != 0) { + // Enable vertex buffer instancing with the specified divisor. + glVertexArrayBindingDivisor(vao, index, regs.vertex_array[index].divisor); + } else { + // Disable the vertex buffer instancing. + glVertexArrayBindingDivisor(vao, index, 0); + } + } } GLintptr RasterizerOpenGL::SetupIndexBuffer() { @@ -298,9 +328,9 @@ void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) { Shader shader{shader_cache.GetStageProgram(program)}; - const auto stage_enum{static_cast<Maxwell::ShaderStage>(stage)}; + const auto stage_enum = static_cast<Maxwell::ShaderStage>(stage); SetupDrawConstBuffers(stage_enum, shader); - SetupGlobalRegions(stage_enum, shader); + SetupDrawGlobalMemory(stage_enum, shader); const auto texture_buffer_usage{SetupTextures(stage_enum, shader, base_bindings)}; const ProgramVariant variant{base_bindings, primitive_mode, texture_buffer_usage}; @@ -341,7 +371,7 @@ void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) { SyncClipEnabled(clip_distances); - gpu.dirty_flags.shaders = false; + gpu.dirty.shaders = false; } std::size_t RasterizerOpenGL::CalculateVertexArraysSize() const { @@ -424,13 +454,13 @@ std::pair<bool, bool> RasterizerOpenGL::ConfigureFramebuffers( const FramebufferConfigState fb_config_state{using_color_fb, using_depth_fb, preserve_contents, single_color_target}; - if (fb_config_state == current_framebuffer_config_state && - gpu.dirty_flags.color_buffer.none() && !gpu.dirty_flags.zeta_buffer) { + if (fb_config_state == current_framebuffer_config_state && !gpu.dirty.render_settings) { // Only skip if the previous ConfigureFramebuffers call was from the same kind (multiple or // single color targets). This is done because the guest registers may not change but the // host framebuffer may contain different attachments return current_depth_stencil_usage; } + gpu.dirty.render_settings = false; current_framebuffer_config_state = fb_config_state; texture_cache.GuardRenderTargets(true); @@ -519,13 +549,71 @@ std::pair<bool, bool> RasterizerOpenGL::ConfigureFramebuffers( return current_depth_stencil_usage = {static_cast<bool>(depth_surface), fbkey.stencil_enable}; } +void RasterizerOpenGL::ConfigureClearFramebuffer(OpenGLState& current_state, bool using_color_fb, + bool using_depth_fb, bool using_stencil_fb) { + auto& gpu = system.GPU().Maxwell3D(); + const auto& regs = gpu.regs; + + texture_cache.GuardRenderTargets(true); + View color_surface{}; + if (using_color_fb) { + color_surface = texture_cache.GetColorBufferSurface(regs.clear_buffers.RT, false); + } + View depth_surface{}; + if (using_depth_fb || using_stencil_fb) { + depth_surface = texture_cache.GetDepthBufferSurface(false); + } + texture_cache.GuardRenderTargets(false); + + current_state.draw.draw_framebuffer = clear_framebuffer.handle; + current_state.ApplyFramebufferState(); + + if (color_surface) { + color_surface->Attach(GL_COLOR_ATTACHMENT0, GL_DRAW_FRAMEBUFFER); + } else { + glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); + } + + if (depth_surface) { + const auto& params = depth_surface->GetSurfaceParams(); + switch (params.type) { + case VideoCore::Surface::SurfaceType::Depth: { + depth_surface->Attach(GL_DEPTH_ATTACHMENT, GL_DRAW_FRAMEBUFFER); + glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_STENCIL_ATTACHMENT, GL_TEXTURE_2D, 0, 0); + break; + } + case VideoCore::Surface::SurfaceType::DepthStencil: { + depth_surface->Attach(GL_DEPTH_ATTACHMENT, GL_DRAW_FRAMEBUFFER); + break; + } + default: { UNIMPLEMENTED(); } + } + } else { + glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_TEXTURE_2D, 0, + 0); + } +} + void RasterizerOpenGL::Clear() { - const auto& regs = system.GPU().Maxwell3D().regs; + const auto& maxwell3d = system.GPU().Maxwell3D(); + + if (!maxwell3d.ShouldExecute()) { + return; + } + + const auto& regs = maxwell3d.regs; bool use_color{}; bool use_depth{}; bool use_stencil{}; - OpenGLState clear_state; + OpenGLState prev_state{OpenGLState::GetCurState()}; + SCOPE_EXIT({ + prev_state.AllDirty(); + prev_state.Apply(); + }); + + OpenGLState clear_state{OpenGLState::GetCurState()}; + clear_state.SetDefaultViewports(); if (regs.clear_buffers.R || regs.clear_buffers.G || regs.clear_buffers.B || regs.clear_buffers.A) { use_color = true; @@ -545,6 +633,7 @@ void RasterizerOpenGL::Clear() { // true. clear_state.depth.test_enabled = true; clear_state.depth.test_func = GL_ALWAYS; + clear_state.depth.write_mask = GL_TRUE; } if (regs.clear_buffers.S) { ASSERT_MSG(regs.zeta_enable != 0, "Tried to clear stencil but buffer is not enabled!"); @@ -581,8 +670,9 @@ void RasterizerOpenGL::Clear() { return; } - const auto [clear_depth, clear_stencil] = ConfigureFramebuffers( - clear_state, use_color, use_depth || use_stencil, false, regs.clear_buffers.RT.Value()); + ConfigureClearFramebuffer(clear_state, use_color, use_depth, use_stencil); + + SyncViewport(clear_state); if (regs.clear_flags.scissor) { SyncScissorTest(clear_state); } @@ -591,21 +681,18 @@ void RasterizerOpenGL::Clear() { clear_state.EmulateViewportWithScissor(); } - clear_state.ApplyColorMask(); - clear_state.ApplyDepth(); - clear_state.ApplyStencilTest(); - clear_state.ApplyViewport(); - clear_state.ApplyFramebufferState(); + clear_state.AllDirty(); + clear_state.Apply(); if (use_color) { - glClearBufferfv(GL_COLOR, regs.clear_buffers.RT, regs.clear_color); + glClearBufferfv(GL_COLOR, 0, regs.clear_color); } - if (clear_depth && clear_stencil) { + if (use_depth && use_stencil) { glClearBufferfi(GL_DEPTH_STENCIL, 0, regs.clear_depth, regs.clear_stencil); - } else if (clear_depth) { + } else if (use_depth) { glClearBufferfv(GL_DEPTH, 0, ®s.clear_depth); - } else if (clear_stencil) { + } else if (use_stencil) { glClearBufferiv(GL_STENCIL, 0, ®s.clear_stencil); } } @@ -616,6 +703,11 @@ void RasterizerOpenGL::DrawArrays() { MICROPROFILE_SCOPE(OpenGL_Drawing); auto& gpu = system.GPU().Maxwell3D(); + + if (!gpu.ShouldExecute()) { + return; + } + const auto& regs = gpu.regs; SyncColorMask(); @@ -661,6 +753,7 @@ 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. @@ -687,7 +780,7 @@ void RasterizerOpenGL::DrawArrays() { if (invalidate) { // As all cached buffers are invalidated, we need to recheck their state. - gpu.dirty_flags.vertex_array.set(); + gpu.dirty.ResetVertexArrays(); } shader_program_manager->ApplyTo(state); @@ -700,6 +793,46 @@ void RasterizerOpenGL::DrawArrays() { params.DispatchDraw(); accelerate_draw = AccelDraw::Disabled; + gpu.dirty.memory_general = false; +} + +void RasterizerOpenGL::DispatchCompute(GPUVAddr code_addr) { + if (!GLAD_GL_ARB_compute_variable_group_size) { + LOG_ERROR(Render_OpenGL, "Compute is currently not supported on this device due to the " + "lack of GL_ARB_compute_variable_group_size"); + return; + } + + auto kernel = shader_cache.GetComputeKernel(code_addr); + const auto [program, next_bindings] = kernel->GetProgramHandle({}); + state.draw.shader_program = program; + state.draw.program_pipeline = 0; + + const std::size_t buffer_size = + Tegra::Engines::KeplerCompute::NumConstBuffers * + (Maxwell::MaxConstBufferSize + device.GetUniformBufferAlignment()); + buffer_cache.Map(buffer_size); + + bind_ubo_pushbuffer.Setup(0); + bind_ssbo_pushbuffer.Setup(0); + + SetupComputeConstBuffers(kernel); + SetupComputeGlobalMemory(kernel); + + // TODO(Rodrigo): Bind images and samplers + + buffer_cache.Unmap(); + + bind_ubo_pushbuffer.Bind(); + bind_ssbo_pushbuffer.Bind(); + + state.ApplyShaderProgram(); + state.ApplyProgramPipeline(); + + const auto& launch_desc = system.GPU().KeplerCompute().launch_description; + glDispatchComputeGroupSizeARB(launch_desc.grid_dim_x, launch_desc.grid_dim_y, + launch_desc.grid_dim_z, launch_desc.block_dim_x, + launch_desc.block_dim_y, launch_desc.block_dim_z); } void RasterizerOpenGL::FlushAll() {} @@ -775,12 +908,25 @@ bool RasterizerOpenGL::AccelerateDisplay(const Tegra::FramebufferConfig& config, void RasterizerOpenGL::SetupDrawConstBuffers(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage, const Shader& shader) { MICROPROFILE_SCOPE(OpenGL_UBO); - const auto stage_index = static_cast<std::size_t>(stage); - const auto& shader_stage = system.GPU().Maxwell3D().state.shader_stages[stage_index]; - - // Upload only the enabled buffers from the 16 constbuffers of each shader stage + const auto& stages = system.GPU().Maxwell3D().state.shader_stages; + const auto& shader_stage = stages[static_cast<std::size_t>(stage)]; for (const auto& entry : shader->GetShaderEntries().const_buffers) { - SetupConstBuffer(shader_stage.const_buffers[entry.GetIndex()], entry); + const auto& buffer = shader_stage.const_buffers[entry.GetIndex()]; + SetupConstBuffer(buffer, entry); + } +} + +void RasterizerOpenGL::SetupComputeConstBuffers(const Shader& kernel) { + MICROPROFILE_SCOPE(OpenGL_UBO); + const auto& launch_desc = system.GPU().KeplerCompute().launch_description; + for (const auto& entry : kernel->GetShaderEntries().const_buffers) { + const auto& config = launch_desc.const_buffer_config[entry.GetIndex()]; + const std::bitset<8> mask = launch_desc.memory_config.const_buffer_enable_mask.Value(); + Tegra::Engines::ConstBufferInfo buffer; + buffer.address = config.Address(); + buffer.size = config.size; + buffer.enabled = mask[entry.GetIndex()]; + SetupConstBuffer(buffer, entry); } } @@ -801,24 +947,39 @@ void RasterizerOpenGL::SetupConstBuffer(const Tegra::Engines::ConstBufferInfo& b bind_ubo_pushbuffer.Push(cbuf, offset, size); } -void RasterizerOpenGL::SetupGlobalRegions(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage, - const Shader& shader) { +void RasterizerOpenGL::SetupDrawGlobalMemory(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage, + const Shader& shader) { auto& gpu{system.GPU()}; auto& memory_manager{gpu.MemoryManager()}; const auto cbufs{gpu.Maxwell3D().state.shader_stages[static_cast<std::size_t>(stage)]}; - const auto alignment{device.GetShaderStorageBufferAlignment()}; - for (const auto& entry : shader->GetShaderEntries().global_memory_entries) { const auto addr{cbufs.const_buffers[entry.GetCbufIndex()].address + entry.GetCbufOffset()}; - const auto actual_addr{memory_manager.Read<u64>(addr)}; + const auto gpu_addr{memory_manager.Read<u64>(addr)}; const auto size{memory_manager.Read<u32>(addr + 8)}; + SetupGlobalMemory(entry, gpu_addr, size); + } +} - const auto [ssbo, buffer_offset] = - buffer_cache.UploadMemory(actual_addr, size, alignment, true, entry.IsWritten()); - bind_ssbo_pushbuffer.Push(ssbo, buffer_offset, static_cast<GLsizeiptr>(size)); +void RasterizerOpenGL::SetupComputeGlobalMemory(const Shader& kernel) { + auto& gpu{system.GPU()}; + auto& memory_manager{gpu.MemoryManager()}; + const auto cbufs{gpu.KeplerCompute().launch_description.const_buffer_config}; + for (const auto& entry : kernel->GetShaderEntries().global_memory_entries) { + const auto addr{cbufs[entry.GetCbufIndex()].Address() + entry.GetCbufOffset()}; + const auto gpu_addr{memory_manager.Read<u64>(addr)}; + const auto size{memory_manager.Read<u32>(addr + 8)}; + SetupGlobalMemory(entry, gpu_addr, size); } } +void RasterizerOpenGL::SetupGlobalMemory(const GLShader::GlobalMemoryEntry& entry, + GPUVAddr gpu_addr, std::size_t size) { + const auto alignment{device.GetShaderStorageBufferAlignment()}; + const auto [ssbo, buffer_offset] = + buffer_cache.UploadMemory(gpu_addr, size, alignment, true, entry.IsWritten()); + bind_ssbo_pushbuffer.Push(ssbo, buffer_offset, static_cast<GLsizeiptr>(size)); +} + TextureBufferUsage RasterizerOpenGL::SetupTextures(Maxwell::ShaderStage stage, const Shader& shader, BaseBindings base_bindings) { MICROPROFILE_SCOPE(OpenGL_Texture); @@ -907,10 +1068,11 @@ void RasterizerOpenGL::SyncClipCoef() { } void RasterizerOpenGL::SyncCullMode() { - const auto& regs = system.GPU().Maxwell3D().regs; + auto& maxwell3d = system.GPU().Maxwell3D(); - state.cull.enabled = regs.cull.enabled != 0; + const auto& regs = maxwell3d.regs; + state.cull.enabled = regs.cull.enabled != 0; if (state.cull.enabled) { state.cull.front_face = MaxwellToGL::FrontFace(regs.cull.front_face); state.cull.mode = MaxwellToGL::CullFace(regs.cull.cull_face); @@ -943,16 +1105,21 @@ void RasterizerOpenGL::SyncDepthTestState() { state.depth.test_enabled = regs.depth_test_enable != 0; state.depth.write_mask = regs.depth_write_enabled ? GL_TRUE : GL_FALSE; - if (!state.depth.test_enabled) + if (!state.depth.test_enabled) { return; + } state.depth.test_func = MaxwellToGL::ComparisonOp(regs.depth_test_func); } void RasterizerOpenGL::SyncStencilTestState() { - const auto& regs = system.GPU().Maxwell3D().regs; - state.stencil.test_enabled = regs.stencil_enable != 0; + auto& maxwell3d = system.GPU().Maxwell3D(); + if (!maxwell3d.dirty.stencil_test) { + return; + } + const auto& regs = maxwell3d.regs; + state.stencil.test_enabled = regs.stencil_enable != 0; if (!regs.stencil_enable) { return; } @@ -981,10 +1148,17 @@ void RasterizerOpenGL::SyncStencilTestState() { state.stencil.back.action_depth_fail = GL_KEEP; state.stencil.back.action_depth_pass = GL_KEEP; } + state.MarkDirtyStencilState(); + maxwell3d.dirty.stencil_test = false; } void RasterizerOpenGL::SyncColorMask() { - const auto& regs = system.GPU().Maxwell3D().regs; + auto& maxwell3d = system.GPU().Maxwell3D(); + if (!maxwell3d.dirty.color_mask) { + return; + } + const auto& regs = maxwell3d.regs; + const std::size_t count = regs.independent_blend_enable ? Tegra::Engines::Maxwell3D::Regs::NumRenderTargets : 1; for (std::size_t i = 0; i < count; i++) { @@ -995,6 +1169,9 @@ void RasterizerOpenGL::SyncColorMask() { dest.blue_enabled = (source.B == 0) ? GL_FALSE : GL_TRUE; dest.alpha_enabled = (source.A == 0) ? GL_FALSE : GL_TRUE; } + + state.MarkDirtyColorMask(); + maxwell3d.dirty.color_mask = false; } void RasterizerOpenGL::SyncMultiSampleState() { @@ -1009,7 +1186,11 @@ void RasterizerOpenGL::SyncFragmentColorClampState() { } void RasterizerOpenGL::SyncBlendState() { - const auto& regs = system.GPU().Maxwell3D().regs; + auto& maxwell3d = system.GPU().Maxwell3D(); + if (!maxwell3d.dirty.blend_state) { + return; + } + const auto& regs = maxwell3d.regs; state.blend_color.red = regs.blend_color.r; state.blend_color.green = regs.blend_color.g; @@ -1032,6 +1213,8 @@ void RasterizerOpenGL::SyncBlendState() { for (std::size_t i = 1; i < Tegra::Engines::Maxwell3D::Regs::NumRenderTargets; i++) { state.blend[i].enabled = false; } + maxwell3d.dirty.blend_state = false; + state.MarkDirtyBlendState(); return; } @@ -1048,6 +1231,9 @@ void RasterizerOpenGL::SyncBlendState() { blend.src_a_func = MaxwellToGL::BlendFunc(src.factor_source_a); blend.dst_a_func = MaxwellToGL::BlendFunc(src.factor_dest_a); } + + state.MarkDirtyBlendState(); + maxwell3d.dirty.blend_state = false; } void RasterizerOpenGL::SyncLogicOpState() { @@ -1099,13 +1285,21 @@ void RasterizerOpenGL::SyncPointState() { } void RasterizerOpenGL::SyncPolygonOffset() { - const auto& regs = system.GPU().Maxwell3D().regs; + auto& maxwell3d = system.GPU().Maxwell3D(); + if (!maxwell3d.dirty.polygon_offset) { + return; + } + const auto& regs = maxwell3d.regs; + state.polygon_offset.fill_enable = regs.polygon_offset_fill_enable != 0; state.polygon_offset.line_enable = regs.polygon_offset_line_enable != 0; state.polygon_offset.point_enable = regs.polygon_offset_point_enable != 0; state.polygon_offset.units = regs.polygon_offset_units; state.polygon_offset.factor = regs.polygon_offset_factor; state.polygon_offset.clamp = regs.polygon_offset_clamp; + + state.MarkDirtyPolygonOffset(); + maxwell3d.dirty.polygon_offset = false; } void RasterizerOpenGL::SyncAlphaTest() { |