diff options
Diffstat (limited to '')
-rw-r--r-- | src/video_core/renderer_opengl/gl_buffer_cache.cpp | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/src/video_core/renderer_opengl/gl_buffer_cache.cpp b/src/video_core/renderer_opengl/gl_buffer_cache.cpp index d9f7b4cc6..e461e4c70 100644 --- a/src/video_core/renderer_opengl/gl_buffer_cache.cpp +++ b/src/video_core/renderer_opengl/gl_buffer_cache.cpp @@ -34,20 +34,27 @@ Buffer::Buffer(const Device& device, VAddr cpu_addr, std::size_t size) Buffer::~Buffer() = default; -void Buffer::Upload(std::size_t offset, std::size_t size, const u8* data) const { +void Buffer::Upload(std::size_t offset, std::size_t size, const u8* data) { glNamedBufferSubData(Handle(), static_cast<GLintptr>(offset), static_cast<GLsizeiptr>(size), data); } -void Buffer::Download(std::size_t offset, std::size_t size, u8* data) const { +void Buffer::Download(std::size_t offset, std::size_t size, u8* data) { MICROPROFILE_SCOPE(OpenGL_Buffer_Download); + const GLsizeiptr gl_size = static_cast<GLsizeiptr>(size); + const GLintptr gl_offset = static_cast<GLintptr>(offset); + if (read_buffer.handle == 0) { + read_buffer.Create(); + glNamedBufferData(read_buffer.handle, static_cast<GLsizeiptr>(Size()), nullptr, + GL_STREAM_READ); + } glMemoryBarrier(GL_BUFFER_UPDATE_BARRIER_BIT); - glGetNamedBufferSubData(Handle(), static_cast<GLintptr>(offset), static_cast<GLsizeiptr>(size), - data); + glCopyNamedBufferSubData(gl_buffer.handle, read_buffer.handle, gl_offset, gl_offset, gl_size); + glGetNamedBufferSubData(read_buffer.handle, gl_offset, gl_size, data); } void Buffer::CopyFrom(const Buffer& src, std::size_t src_offset, std::size_t dst_offset, - std::size_t size) const { + std::size_t size) { glCopyNamedBufferSubData(src.Handle(), Handle(), static_cast<GLintptr>(src_offset), static_cast<GLintptr>(dst_offset), static_cast<GLsizeiptr>(size)); } |