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gl_texture_cache: Round format conversion PBO to next power of 2

This commit is contained in:
ameerj 2021-11-17 23:49:44 -05:00
parent 20ed7ba441
commit f7e155d8b9
1 changed files with 5 additions and 1 deletions
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6
src/video_core/renderer_opengl/gl_texture_cache.cpp
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@ -396,6 +396,10 @@ OGLTexture MakeImage(const VideoCommon::ImageInfo& info, GLenum gl_internal_form
UNREACHABLE_MSG("Invalid image format={}", format); UNREACHABLE_MSG("Invalid image format={}", format);
return GL_R32UI; return GL_R32UI;
} }
[[nodiscard]] u32 NextPow2(u32 value) {
return 1U << (32U - std::countl_zero(value - 1U));
}
} // Anonymous namespace } // Anonymous namespace
ImageBufferMap::~ImageBufferMap() { ImageBufferMap::~ImageBufferMap() {
@ -1304,7 +1308,7 @@ void FormatConversionPass::ConvertImage(Image& dst_image, Image& src_image,
const u32 copy_size = region.width * region.height * region.depth * img_bpp; const u32 copy_size = region.width * region.height * region.depth * img_bpp;
if (pbo_size < copy_size) { if (pbo_size < copy_size) {
intermediate_pbo.Create(); intermediate_pbo.Create();
pbo_size = copy_size; pbo_size = NextPow2(copy_size);
glNamedBufferData(intermediate_pbo.handle, pbo_size, nullptr, GL_STREAM_COPY); glNamedBufferData(intermediate_pbo.handle, pbo_size, nullptr, GL_STREAM_COPY);
} }
// Copy from source to PBO // Copy from source to PBO