diff options
Diffstat (limited to '')
| -rw-r--r-- | src/video_core/engines/maxwell_3d.h | 1 | ||||
| -rw-r--r-- | src/video_core/renderer_opengl/gl_rasterizer.cpp | 46 | ||||
| -rw-r--r-- | src/video_core/renderer_opengl/gl_rasterizer.h | 5 | ||||
| -rw-r--r-- | src/video_core/renderer_opengl/gl_shader_decompiler.cpp | 2 |
4 files changed, 22 insertions, 32 deletions
diff --git a/src/video_core/engines/maxwell_3d.h b/src/video_core/engines/maxwell_3d.h index 13e314944..8d15c8a48 100644 --- a/src/video_core/engines/maxwell_3d.h +++ b/src/video_core/engines/maxwell_3d.h @@ -67,6 +67,7 @@ public: static constexpr std::size_t MaxShaderStage = 5; // Maximum number of const buffers per shader stage. static constexpr std::size_t MaxConstBuffers = 18; + static constexpr std::size_t MaxConstBufferSize = 0x10000; enum class QueryMode : u32 { Write = 0, diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp index f3527d65b..b8430f16d 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.cpp +++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp @@ -81,6 +81,21 @@ struct DrawParameters { } }; +static std::size_t GetConstBufferSize(const Tegra::Engines::ConstBufferInfo& buffer, + const GLShader::ConstBufferEntry& entry) { + if (!entry.IsIndirect()) { + return entry.GetSize(); + } + + if (buffer.size > Maxwell::MaxConstBufferSize) { + LOG_WARNING(Render_OpenGL, "Indirect constbuffer size {} exceeds maximum {}", buffer.size, + Maxwell::MaxConstBufferSize); + return Maxwell::MaxConstBufferSize; + } + + return buffer.size; +} + RasterizerOpenGL::RasterizerOpenGL(Core::System& system, Core::Frontend::EmuWindow& emu_window, ScreenInfo& info) : texture_cache{system, *this, device}, shader_cache{*this, system, emu_window, device}, @@ -634,8 +649,8 @@ void RasterizerOpenGL::DrawArrays() { Maxwell::MaxShaderStage; // Add space for at least 18 constant buffers - buffer_size += - Maxwell::MaxConstBuffers * (MaxConstbufferSize + device.GetUniformBufferAlignment()); + buffer_size += Maxwell::MaxConstBuffers * + (Maxwell::MaxConstBufferSize + device.GetUniformBufferAlignment()); // Prepare the vertex array. buffer_cache.Map(buffer_size); @@ -762,11 +777,9 @@ void RasterizerOpenGL::SetupDrawConstBuffers(Tegra::Engines::Maxwell3D::Regs::Sh 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]; - const auto& entries = shader->GetShaderEntries().const_buffers; // Upload only the enabled buffers from the 16 constbuffers of each shader stage - for (u32 bindpoint = 0; bindpoint < entries.size(); ++bindpoint) { - const auto& entry = entries[bindpoint]; + for (const auto& entry : shader->GetShaderEntries().const_buffers) { SetupConstBuffer(shader_stage.const_buffers[entry.GetIndex()], entry); } } @@ -779,25 +792,9 @@ void RasterizerOpenGL::SetupConstBuffer(const Tegra::Engines::ConstBufferInfo& b return; } - std::size_t size; - if (entry.IsIndirect()) { - // Buffer is accessed indirectly, so upload the entire thing - size = buffer.size; - - if (size > MaxConstbufferSize) { - LOG_WARNING(Render_OpenGL, "Indirect constbuffer size {} exceeds maximum {}", size, - MaxConstbufferSize); - size = MaxConstbufferSize; - } - } else { - // Buffer is accessed directly, upload just what we use - size = entry.GetSize(); - } - // Align the actual size so it ends up being a multiple of vec4 to meet the OpenGL std140 // UBO alignment requirements. - size = Common::AlignUp(size, sizeof(GLvec4)); - ASSERT_MSG(size <= MaxConstbufferSize, "Constant buffer is too big"); + const std::size_t size = Common::AlignUp(GetConstBufferSize(buffer, entry), sizeof(GLvec4)); const auto alignment = device.GetUniformBufferAlignment(); const auto [cbuf, offset] = buffer_cache.UploadMemory(buffer.address, size, alignment); @@ -811,10 +808,7 @@ void RasterizerOpenGL::SetupGlobalRegions(Tegra::Engines::Maxwell3D::Regs::Shade const auto cbufs{gpu.Maxwell3D().state.shader_stages[static_cast<std::size_t>(stage)]}; const auto alignment{device.GetShaderStorageBufferAlignment()}; - const auto& entries = shader->GetShaderEntries().global_memory_entries; - for (std::size_t bindpoint = 0; bindpoint < entries.size(); ++bindpoint) { - const auto& entry{entries[bindpoint]}; - + 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 size{memory_manager.Read<u32>(addr + 8)}; diff --git a/src/video_core/renderer_opengl/gl_rasterizer.h b/src/video_core/renderer_opengl/gl_rasterizer.h index 1c915fd7f..172cfe8f6 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.h +++ b/src/video_core/renderer_opengl/gl_rasterizer.h @@ -73,11 +73,6 @@ public: void LoadDiskResources(const std::atomic_bool& stop_loading, const VideoCore::DiskResourceLoadCallback& callback) override; - /// Maximum supported size that a constbuffer can have in bytes. - static constexpr std::size_t MaxConstbufferSize = 0x10000; - static_assert(MaxConstbufferSize % sizeof(GLvec4) == 0, - "The maximum size of a constbuffer must be a multiple of the size of GLvec4"); - private: struct FramebufferConfigState { bool using_color_fb{}; diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp index 5f2f1510c..592525d11 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp @@ -46,7 +46,7 @@ using TextureArgument = std::pair<Type, Node>; using TextureIR = std::variant<TextureAoffi, TextureArgument>; constexpr u32 MAX_CONSTBUFFER_ELEMENTS = - static_cast<u32>(RasterizerOpenGL::MaxConstbufferSize) / (4 * sizeof(float)); + static_cast<u32>(Maxwell::MaxConstBufferSize) / (4 * sizeof(float)); class ShaderWriter { public: |