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author | bunnei <bunneidev@gmail.com> | 2018-10-06 05:09:01 +0200 |
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committer | bunnei <bunneidev@gmail.com> | 2018-10-06 09:20:04 +0200 |
commit | 749aef3dd0ccba7104ac630a59f01fa369c3581d (patch) | |
tree | 91459ac0275a9d5bd6e09784dc2690a2f4dadc69 /src/video_core/renderer_opengl/gl_rasterizer_cache.cpp | |
parent | Merge pull request #1449 from lioncash/link (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/video_core/renderer_opengl/gl_rasterizer_cache.cpp | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp b/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp index ce967c4d6..5fe6befe1 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp +++ b/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp @@ -559,6 +559,18 @@ static bool BlitSurface(const Surface& src_surface, const Surface& dst_surface, return true; } +static void FastCopySurface(const Surface& src_surface, const Surface& dst_surface) { + const auto& src_params{src_surface->GetSurfaceParams()}; + const auto& dst_params{dst_surface->GetSurfaceParams()}; + + const u32 width{std::min(src_params.width, dst_params.width)}; + const u32 height{std::min(src_params.height, dst_params.height)}; + + glCopyImageSubData(src_surface->Texture().handle, SurfaceTargetToGL(src_params.target), 0, 0, 0, + 0, dst_surface->Texture().handle, SurfaceTargetToGL(dst_params.target), 0, 0, + 0, 0, width, height, 1); +} + static void CopySurface(const Surface& src_surface, const Surface& dst_surface, GLuint copy_pbo_handle, GLenum src_attachment = 0, GLenum dst_attachment = 0, std::size_t cubemap_face = 0) { @@ -1041,6 +1053,15 @@ Surface RasterizerCacheOpenGL::RecreateSurface(const Surface& old_surface, // Get a new surface with the new parameters, and blit the previous surface to it Surface new_surface{GetUncachedSurface(new_params)}; + // For compatible surfaces, we can just do fast glCopyImageSubData based copy + if (old_params.target == new_params.target && old_params.type == new_params.type && + old_params.depth == new_params.depth && old_params.depth == 1 && + SurfaceParams::GetFormatBpp(old_params.pixel_format) == + SurfaceParams::GetFormatBpp(new_params.pixel_format)) { + FastCopySurface(old_surface, new_surface); + return new_surface; + } + // If the format is the same, just do a framebuffer blit. This is significantly faster than // using PBOs. The is also likely less accurate, as textures will be converted rather than // reinterpreted. When use_accurate_framebuffers setting is enabled, perform a more accurate |