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gl_rasterizer_cache: Blit when possible on RecreateSurface.

This commit is contained in:
bunnei 2018-08-22 18:46:05 -04:00
parent fee8bdd90c
commit d65f079cc1
1 changed files with 12 additions and 5 deletions
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17
src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
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@ -780,7 +780,10 @@ Surface RasterizerCacheOpenGL::GetSurface(const SurfaceParams& params, bool pres
} else if (preserve_contents) {
// If surface parameters changed and we care about keeping the previous data, recreate
// the surface from the old one
return RecreateSurface(surface, params);
UnregisterSurface(surface);
Surface new_surface{RecreateSurface(surface, params)};
RegisterSurface(new_surface);
return new_surface;
} else {
// Delete the old surface before creating a new one to prevent collisions.
UnregisterSurface(surface);
@ -813,6 +816,14 @@ Surface RasterizerCacheOpenGL::RecreateSurface(const Surface& surface,
// Create a new surface with the new parameters, and blit the previous surface to it
Surface new_surface{std::make_shared<CachedSurface>(new_params)};
// If format is unchanged, we can do a faster blit without reinterpreting pixel data
if (params.pixel_format == new_params.pixel_format) {
BlitTextures(surface->Texture().handle, params.GetRect(), new_surface->Texture().handle,
new_surface->GetSurfaceParams().GetRect(), params.type,
read_framebuffer.handle, draw_framebuffer.handle);
return new_surface;
}
auto source_format = GetFormatTuple(params.pixel_format, params.component_type);
auto dest_format = GetFormatTuple(new_params.pixel_format, new_params.component_type);
@ -872,10 +883,6 @@ Surface RasterizerCacheOpenGL::RecreateSurface(const Surface& surface,
pbo.Release();
// Update cache accordingly
UnregisterSurface(surface);
RegisterSurface(new_surface);
return new_surface;
}