diff options
author | Bastien Montagne <bastien@blender.org> | 2020-11-17 19:39:47 +0300 |
---|---|---|
committer | Bastien Montagne <bastien@blender.org> | 2020-11-17 19:39:47 +0300 |
commit | 75dbbaeda6c02972ee8f6fb8ababf0fbe6dd657f (patch) | |
tree | 16a8b7ecadaece9b29a15dbbfd0ac1617d47196c /source/blender/blenkernel | |
parent | ea7aae88cfe13ae55c1c9c91e968d55c89e1a3b2 (diff) | |
parent | 22161b645127b163d7267d2ab95df1d46feffaf7 (diff) |
Merge branch 'blender-v2.91-release'
Diffstat (limited to 'source/blender/blenkernel')
-rw-r--r-- | source/blender/blenkernel/intern/image_gpu.c | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/source/blender/blenkernel/intern/image_gpu.c b/source/blender/blenkernel/intern/image_gpu.c index 4d4013e5d1d..026edb0850b 100644 --- a/source/blender/blenkernel/intern/image_gpu.c +++ b/source/blender/blenkernel/intern/image_gpu.c @@ -52,16 +52,25 @@ static void image_free_gpu(Image *ima, const bool immediate); /* Is the alpha of the `GPUTexture` for a given image/ibuf premultiplied. */ bool BKE_image_has_gpu_texture_premultiplied_alpha(Image *image, ImBuf *ibuf) { - const bool type_is_premultiplied = (image == NULL) || ELEM(image->type, - IMA_TYPE_R_RESULT, - IMA_TYPE_COMPOSITE, - IMA_TYPE_UV_TEST); - const bool store_premultiplied = - type_is_premultiplied || - ((ibuf != NULL) && - (ibuf->rect_float ? (image ? (image->alpha_mode != IMA_ALPHA_STRAIGHT) : false) : - (image ? (image->alpha_mode == IMA_ALPHA_PREMUL) : true))); - return store_premultiplied; + if (image) { + /* Render result and compositor output are always premultiplied */ + if (ELEM(image->type, IMA_TYPE_R_RESULT, IMA_TYPE_COMPOSITE)) { + return true; + } + /* Generated images use pre multiplied float buffer, but straight alpha for byte buffers. */ + if (image->type == IMA_TYPE_UV_TEST && ibuf) { + return ibuf->rect_float != NULL; + } + } + else if (ibuf) { + if (ibuf->rect_float) { + return image ? (image->alpha_mode != IMA_ALPHA_STRAIGHT) : false; + } + else { + return image ? (image->alpha_mode == IMA_ALPHA_PREMUL) : true; + } + } + return false; } /* -------------------------------------------------------------------- */ |