diff options
Diffstat (limited to '')
-rw-r--r-- | src/video_core/renderer_opengl/gl_buffer_cache.h | 160 |
1 files changed, 119 insertions, 41 deletions
diff --git a/src/video_core/renderer_opengl/gl_buffer_cache.h b/src/video_core/renderer_opengl/gl_buffer_cache.h index 17ee90316..d8b20a9af 100644 --- a/src/video_core/renderer_opengl/gl_buffer_cache.h +++ b/src/video_core/renderer_opengl/gl_buffer_cache.h @@ -5,79 +5,157 @@ #pragma once #include <array> -#include <memory> +#include <span> +#include "common/alignment.h" #include "common/common_types.h" +#include "common/dynamic_library.h" #include "video_core/buffer_cache/buffer_cache.h" -#include "video_core/engines/maxwell_3d.h" +#include "video_core/rasterizer_interface.h" +#include "video_core/renderer_opengl/gl_device.h" #include "video_core/renderer_opengl/gl_resource_manager.h" #include "video_core/renderer_opengl/gl_stream_buffer.h" -namespace Core { -class System; -} - namespace OpenGL { -class Device; -class OGLStreamBuffer; -class RasterizerOpenGL; -class StateTracker; +class BufferCacheRuntime; -class Buffer : public VideoCommon::BufferBlock { +class Buffer : public VideoCommon::BufferBase<VideoCore::RasterizerInterface> { public: - explicit Buffer(const Device& device_, VAddr cpu_addr_, std::size_t size_); - ~Buffer(); + explicit Buffer(BufferCacheRuntime&, VideoCore::RasterizerInterface& rasterizer, VAddr cpu_addr, + u64 size_bytes); + explicit Buffer(BufferCacheRuntime&, VideoCommon::NullBufferParams); - void Upload(std::size_t offset, std::size_t data_size, const u8* data); + void ImmediateUpload(size_t offset, std::span<const u8> data) noexcept; - void Download(std::size_t offset, std::size_t data_size, u8* data); + void ImmediateDownload(size_t offset, std::span<u8> data) noexcept; - void CopyFrom(const Buffer& src, std::size_t src_offset, std::size_t dst_offset, - std::size_t copy_size); + void MakeResident(GLenum access) noexcept; - GLuint Handle() const noexcept { - return gl_buffer.handle; + [[nodiscard]] GLuint64EXT HostGpuAddr() const noexcept { + return address; } - u64 Address() const noexcept { - return gpu_address; + [[nodiscard]] GLuint Handle() const noexcept { + return buffer.handle; } private: - OGLBuffer gl_buffer; - OGLBuffer read_buffer; - u64 gpu_address = 0; + GLuint64EXT address = 0; + OGLBuffer buffer; + GLenum current_residency_access = GL_NONE; }; -using GenericBufferCache = VideoCommon::BufferCache<Buffer, GLuint, OGLStreamBuffer>; -class OGLBufferCache final : public GenericBufferCache { +class BufferCacheRuntime { + friend Buffer; + public: - explicit OGLBufferCache(VideoCore::RasterizerInterface& rasterizer, - Tegra::MemoryManager& gpu_memory, Core::Memory::Memory& cpu_memory, - const Device& device, OGLStreamBuffer& stream_buffer, - StateTracker& state_tracker); - ~OGLBufferCache(); + static constexpr u8 INVALID_BINDING = std::numeric_limits<u8>::max(); + + explicit BufferCacheRuntime(const Device& device_); + + void CopyBuffer(Buffer& dst_buffer, Buffer& src_buffer, + std::span<const VideoCommon::BufferCopy> copies); + + void BindIndexBuffer(Buffer& buffer, u32 offset, u32 size); + + void BindVertexBuffer(u32 index, Buffer& buffer, u32 offset, u32 size, u32 stride); + + void BindUniformBuffer(size_t stage, u32 binding_index, Buffer& buffer, u32 offset, u32 size); + + void BindComputeUniformBuffer(u32 binding_index, Buffer& buffer, u32 offset, u32 size); + + void BindStorageBuffer(size_t stage, u32 binding_index, Buffer& buffer, u32 offset, u32 size, + bool is_written); + + void BindComputeStorageBuffer(u32 binding_index, Buffer& buffer, u32 offset, u32 size, + bool is_written); + + void BindTransformFeedbackBuffer(u32 index, Buffer& buffer, u32 offset, u32 size); + + void BindFastUniformBuffer(size_t stage, u32 binding_index, u32 size) { + if (use_assembly_shaders) { + const GLuint handle = fast_uniforms[stage][binding_index].handle; + const GLsizeiptr gl_size = static_cast<GLsizeiptr>(size); + glBindBufferRangeNV(PABO_LUT[stage], binding_index, handle, 0, gl_size); + } else { + const GLuint base_binding = device.GetBaseBindings(stage).uniform_buffer; + const GLuint binding = base_binding + binding_index; + glBindBufferRange(GL_UNIFORM_BUFFER, binding, + fast_uniforms[stage][binding_index].handle, 0, + static_cast<GLsizeiptr>(size)); + } + } - BufferInfo GetEmptyBuffer(std::size_t) override; + void PushFastUniformBuffer(size_t stage, u32 binding_index, std::span<const u8> data) { + if (use_assembly_shaders) { + glProgramBufferParametersIuivNV( + PABO_LUT[stage], binding_index, 0, + static_cast<GLsizei>(data.size_bytes() / sizeof(GLuint)), + reinterpret_cast<const GLuint*>(data.data())); + } else { + glNamedBufferSubData(fast_uniforms[stage][binding_index].handle, 0, + static_cast<GLsizeiptr>(data.size_bytes()), data.data()); + } + } - void Acquire() noexcept { - cbuf_cursor = 0; + std::span<u8> BindMappedUniformBuffer(size_t stage, u32 binding_index, u32 size) noexcept { + const auto [mapped_span, offset] = stream_buffer->Request(static_cast<size_t>(size)); + const GLuint base_binding = device.GetBaseBindings(stage).uniform_buffer; + const GLuint binding = base_binding + binding_index; + glBindBufferRange(GL_UNIFORM_BUFFER, binding, stream_buffer->Handle(), + static_cast<GLintptr>(offset), static_cast<GLsizeiptr>(size)); + return mapped_span; } -protected: - std::shared_ptr<Buffer> CreateBlock(VAddr cpu_addr, std::size_t size) override; + [[nodiscard]] const GLvoid* IndexOffset() const noexcept { + return reinterpret_cast<const GLvoid*>(static_cast<uintptr_t>(index_buffer_offset)); + } - BufferInfo ConstBufferUpload(const void* raw_pointer, std::size_t size) override; + [[nodiscard]] bool HasFastBufferSubData() const noexcept { + return has_fast_buffer_sub_data; + } private: - static constexpr std::size_t NUM_CBUFS = Tegra::Engines::Maxwell3D::Regs::MaxConstBuffers * - Tegra::Engines::Maxwell3D::Regs::MaxShaderProgram; + static constexpr std::array PABO_LUT{ + GL_VERTEX_PROGRAM_PARAMETER_BUFFER_NV, GL_TESS_CONTROL_PROGRAM_PARAMETER_BUFFER_NV, + GL_TESS_EVALUATION_PROGRAM_PARAMETER_BUFFER_NV, GL_GEOMETRY_PROGRAM_PARAMETER_BUFFER_NV, + GL_FRAGMENT_PROGRAM_PARAMETER_BUFFER_NV, + }; const Device& device; - std::size_t cbuf_cursor = 0; - std::array<GLuint, NUM_CBUFS> cbufs{}; + bool has_fast_buffer_sub_data = false; + bool use_assembly_shaders = false; + bool has_unified_vertex_buffers = false; + + u32 max_attributes = 0; + + std::optional<StreamBuffer> stream_buffer; + + std::array<std::array<OGLBuffer, VideoCommon::NUM_GRAPHICS_UNIFORM_BUFFERS>, + VideoCommon::NUM_STAGES> + fast_uniforms; + std::array<std::array<OGLBuffer, VideoCommon::NUM_GRAPHICS_UNIFORM_BUFFERS>, + VideoCommon::NUM_STAGES> + copy_uniforms; + std::array<OGLBuffer, VideoCommon::NUM_COMPUTE_UNIFORM_BUFFERS> copy_compute_uniforms; + + u32 index_buffer_offset = 0; +}; + +struct BufferCacheParams { + using Runtime = OpenGL::BufferCacheRuntime; + using Buffer = OpenGL::Buffer; + + static constexpr bool IS_OPENGL = true; + static constexpr bool HAS_PERSISTENT_UNIFORM_BUFFER_BINDINGS = true; + static constexpr bool HAS_FULL_INDEX_AND_PRIMITIVE_SUPPORT = true; + static constexpr bool NEEDS_BIND_UNIFORM_INDEX = true; + static constexpr bool NEEDS_BIND_STORAGE_INDEX = true; + static constexpr bool USE_MEMORY_MAPS = false; }; +using BufferCache = VideoCommon::BufferCache<BufferCacheParams>; + } // namespace OpenGL |