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gl_rasterizer_cache: Use GL_STREAM_COPY for PBOs

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Since the data is doing the path CPU -> GPU -> GPU copy is the most
approximate hint. Using GL_STREAM_DRAW generated a performance warning
on Nvidia's stack. Changing this hint removed the warning.
This commit is contained in:
ReinUsesLisp 2019-01-05 02:16:28 -03:00
parent a01832b2e0
commit fc8a8789da
1 changed files with 1 additions and 1 deletions
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src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
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@ -452,7 +452,7 @@ static void CopySurface(const Surface& src_surface, const Surface& dst_surface,
const std::size_t buffer_size = std::max(src_params.size_in_bytes, dst_params.size_in_bytes); const std::size_t buffer_size = std::max(src_params.size_in_bytes, dst_params.size_in_bytes);
glBindBuffer(GL_PIXEL_PACK_BUFFER, copy_pbo_handle); glBindBuffer(GL_PIXEL_PACK_BUFFER, copy_pbo_handle);
glBufferData(GL_PIXEL_PACK_BUFFER, buffer_size, nullptr, GL_STREAM_DRAW); glBufferData(GL_PIXEL_PACK_BUFFER, buffer_size, nullptr, GL_STREAM_COPY);
if (source_format.compressed) { if (source_format.compressed) {
glGetCompressedTextureImage(src_surface->Texture().handle, src_attachment, glGetCompressedTextureImage(src_surface->Texture().handle, src_attachment,
static_cast<GLsizei>(src_params.size_in_bytes), nullptr); static_cast<GLsizei>(src_params.size_in_bytes), nullptr);