diff options
Diffstat (limited to 'src/video_core/renderer_opengl/gl_buffer_cache.cpp')
-rw-r--r-- | src/video_core/renderer_opengl/gl_buffer_cache.cpp | 122 |
1 files changed, 46 insertions, 76 deletions
diff --git a/src/video_core/renderer_opengl/gl_buffer_cache.cpp b/src/video_core/renderer_opengl/gl_buffer_cache.cpp index 48b86f3bd..f8a807c84 100644 --- a/src/video_core/renderer_opengl/gl_buffer_cache.cpp +++ b/src/video_core/renderer_opengl/gl_buffer_cache.cpp @@ -2,101 +2,71 @@ // Licensed under GPLv2 or any later version // Refer to the license.txt file included. -#include <cstring> #include <memory> -#include "common/alignment.h" -#include "core/core.h" -#include "video_core/memory_manager.h" +#include <glad/glad.h> + +#include "common/assert.h" +#include "common/microprofile.h" +#include "video_core/rasterizer_interface.h" #include "video_core/renderer_opengl/gl_buffer_cache.h" #include "video_core/renderer_opengl/gl_rasterizer.h" +#include "video_core/renderer_opengl/gl_resource_manager.h" namespace OpenGL { -CachedBufferEntry::CachedBufferEntry(VAddr cpu_addr, std::size_t size, GLintptr offset, - std::size_t alignment, u8* host_ptr) - : RasterizerCacheObject{host_ptr}, cpu_addr{cpu_addr}, size{size}, offset{offset}, - alignment{alignment} {} - -OGLBufferCache::OGLBufferCache(RasterizerOpenGL& rasterizer, std::size_t size) - : RasterizerCache{rasterizer}, stream_buffer(size, true) {} - -GLintptr OGLBufferCache::UploadMemory(GPUVAddr gpu_addr, std::size_t size, std::size_t alignment, - bool cache) { - auto& memory_manager = Core::System::GetInstance().GPU().MemoryManager(); - - // Cache management is a big overhead, so only cache entries with a given size. - // TODO: Figure out which size is the best for given games. - cache &= size >= 2048; - - const auto& host_ptr{memory_manager.GetPointer(gpu_addr)}; - if (cache) { - auto entry = TryGet(host_ptr); - if (entry) { - if (entry->GetSize() >= size && entry->GetAlignment() == alignment) { - return entry->GetOffset(); - } - Unregister(entry); - } - } - - AlignBuffer(alignment); - const GLintptr uploaded_offset = buffer_offset; - - if (!host_ptr) { - return uploaded_offset; - } - - std::memcpy(buffer_ptr, host_ptr, size); - buffer_ptr += size; - buffer_offset += size; - - if (cache) { - auto entry = std::make_shared<CachedBufferEntry>( - *memory_manager.GpuToCpuAddress(gpu_addr), size, uploaded_offset, alignment, host_ptr); - Register(entry); - } - - return uploaded_offset; +MICROPROFILE_DEFINE(OpenGL_Buffer_Download, "OpenGL", "Buffer Download", MP_RGB(192, 192, 128)); + +CachedBufferBlock::CachedBufferBlock(CacheAddr cache_addr, const std::size_t size) + : VideoCommon::BufferBlock{cache_addr, size} { + gl_buffer.Create(); + glNamedBufferData(gl_buffer.handle, static_cast<GLsizeiptr>(size), nullptr, GL_DYNAMIC_DRAW); } -GLintptr OGLBufferCache::UploadHostMemory(const void* raw_pointer, std::size_t size, - std::size_t alignment) { - AlignBuffer(alignment); - std::memcpy(buffer_ptr, raw_pointer, size); - const GLintptr uploaded_offset = buffer_offset; +CachedBufferBlock::~CachedBufferBlock() = default; + +OGLBufferCache::OGLBufferCache(RasterizerOpenGL& rasterizer, Core::System& system, + std::size_t stream_size) + : VideoCommon::BufferCache<Buffer, GLuint, OGLStreamBuffer>{ + rasterizer, system, std::make_unique<OGLStreamBuffer>(stream_size, true)} {} + +OGLBufferCache::~OGLBufferCache() = default; - buffer_ptr += size; - buffer_offset += size; - return uploaded_offset; +Buffer OGLBufferCache::CreateBlock(CacheAddr cache_addr, std::size_t size) { + return std::make_shared<CachedBufferBlock>(cache_addr, size); } -bool OGLBufferCache::Map(std::size_t max_size) { - bool invalidate; - std::tie(buffer_ptr, buffer_offset_base, invalidate) = - stream_buffer.Map(static_cast<GLsizeiptr>(max_size), 4); - buffer_offset = buffer_offset_base; +void OGLBufferCache::WriteBarrier() { + glMemoryBarrier(GL_ALL_BARRIER_BITS); +} + +const GLuint* OGLBufferCache::ToHandle(const Buffer& buffer) { + return buffer->GetHandle(); +} - if (invalidate) { - InvalidateAll(); - } - return invalidate; +const GLuint* OGLBufferCache::GetEmptyBuffer(std::size_t) { + static const GLuint null_buffer = 0; + return &null_buffer; } -void OGLBufferCache::Unmap() { - stream_buffer.Unmap(buffer_offset - buffer_offset_base); +void OGLBufferCache::UploadBlockData(const Buffer& buffer, std::size_t offset, std::size_t size, + const u8* data) { + glNamedBufferSubData(*buffer->GetHandle(), static_cast<GLintptr>(offset), + static_cast<GLsizeiptr>(size), data); } -GLuint OGLBufferCache::GetHandle() const { - return stream_buffer.GetHandle(); +void OGLBufferCache::DownloadBlockData(const Buffer& buffer, std::size_t offset, std::size_t size, + u8* data) { + MICROPROFILE_SCOPE(OpenGL_Buffer_Download); + glGetNamedBufferSubData(*buffer->GetHandle(), static_cast<GLintptr>(offset), + static_cast<GLsizeiptr>(size), data); } -void OGLBufferCache::AlignBuffer(std::size_t alignment) { - // Align the offset, not the mapped pointer - const GLintptr offset_aligned = - static_cast<GLintptr>(Common::AlignUp(static_cast<std::size_t>(buffer_offset), alignment)); - buffer_ptr += offset_aligned - buffer_offset; - buffer_offset = offset_aligned; +void OGLBufferCache::CopyBlock(const Buffer& src, const Buffer& dst, std::size_t src_offset, + std::size_t dst_offset, std::size_t size) { + glCopyNamedBufferSubData(*src->GetHandle(), *dst->GetHandle(), + static_cast<GLintptr>(src_offset), static_cast<GLintptr>(dst_offset), + static_cast<GLsizeiptr>(size)); } } // namespace OpenGL |