1 files changed, 28 insertions, 5 deletions

diff --git a/src/video_core/renderer_opengl/gl_buffer_cache.h b/src/video_core/renderer_opengl/gl_buffer_cache.h
index 18d3c3ac0..e4e000284 100644
--- a/src/video_core/renderer_opengl/gl_buffer_cache.h
+++ b/src/video_core/renderer_opengl/gl_buffer_cache.h
@@ -7,12 +7,12 @@
 #include <span>
 
 #include "common/common_types.h"
-#include "video_core/buffer_cache/buffer_cache.h"
+#include "video_core/buffer_cache/buffer_cache_base.h"
 #include "video_core/buffer_cache/memory_tracker_base.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"
+#include "video_core/renderer_opengl/gl_staging_buffer_pool.h"
 
 namespace OpenGL {
 
@@ -60,16 +60,34 @@ class BufferCacheRuntime {
 public:
     static constexpr u8 INVALID_BINDING = std::numeric_limits<u8>::max();
 
-    explicit BufferCacheRuntime(const Device& device_);
+    explicit BufferCacheRuntime(const Device& device_, StagingBufferPool& staging_buffer_pool_);
+
+    [[nodiscard]] StagingBufferMap UploadStagingBuffer(size_t size);
+
+    [[nodiscard]] StagingBufferMap DownloadStagingBuffer(size_t size);
+
+    void CopyBuffer(GLuint dst_buffer, GLuint src_buffer,
+                    std::span<const VideoCommon::BufferCopy> copies, bool barrier = true);
+
+    void CopyBuffer(GLuint dst_buffer, Buffer& src_buffer,
+                    std::span<const VideoCommon::BufferCopy> copies, bool barrier = true);
+
+    void CopyBuffer(Buffer& dst_buffer, GLuint src_buffer,
+                    std::span<const VideoCommon::BufferCopy> copies, bool barrier = true);
 
     void CopyBuffer(Buffer& dst_buffer, Buffer& src_buffer,
                     std::span<const VideoCommon::BufferCopy> copies);
 
+    void PreCopyBarrier();
+    void PostCopyBarrier();
+    void Finish();
+
     void ClearBuffer(Buffer& dest_buffer, u32 offset, size_t size, u32 value);
 
     void BindIndexBuffer(Buffer& buffer, u32 offset, u32 size);
 
     void BindVertexBuffer(u32 index, Buffer& buffer, u32 offset, u32 size, u32 stride);
+    void BindVertexBuffers(VideoCommon::HostBindings& bindings);
 
     void BindUniformBuffer(size_t stage, u32 binding_index, Buffer& buffer, u32 offset, u32 size);
 
@@ -82,6 +100,7 @@ public:
                                   bool is_written);
 
     void BindTransformFeedbackBuffer(u32 index, Buffer& buffer, u32 offset, u32 size);
+    void BindTransformFeedbackBuffers(VideoCommon::HostBindings& bindings);
 
     void BindTextureBuffer(Buffer& buffer, u32 offset, u32 size,
                            VideoCore::Surface::PixelFormat format);
@@ -169,6 +188,7 @@ private:
     };
 
     const Device& device;
+    StagingBufferPool& staging_buffer_pool;
 
     bool has_fast_buffer_sub_data = false;
     bool use_assembly_shaders = false;
@@ -201,7 +221,7 @@ private:
 struct BufferCacheParams {
     using Runtime = OpenGL::BufferCacheRuntime;
     using Buffer = OpenGL::Buffer;
-    using Async_Buffer = u32;
+    using Async_Buffer = OpenGL::StagingBufferMap;
     using MemoryTracker = VideoCommon::MemoryTrackerBase<VideoCore::RasterizerInterface>;
 
     static constexpr bool IS_OPENGL = true;
@@ -209,9 +229,12 @@ struct BufferCacheParams {
     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;
+    static constexpr bool USE_MEMORY_MAPS = true;
     static constexpr bool SEPARATE_IMAGE_BUFFER_BINDINGS = true;
     static constexpr bool IMPLEMENTS_ASYNC_DOWNLOADS = false;
+
+    // TODO: Investigate why OpenGL seems to perform worse with persistently mapped buffer uploads
+    static constexpr bool USE_MEMORY_MAPS_FOR_UPLOADS = false;
 };
 
 using BufferCache = VideoCommon::BufferCache<BufferCacheParams>;