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UI: Transparency Checkerboard behind File Browser Thumbnails

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For thumbnails of image file types in the File Browser use the
checkerboard pattern as background to help indicate that the image
could contain transparency.

Pull Request: https://projects.blender.org/blender/blender/pulls/108554
This commit is contained in:
Harley Acheson
2023-07-01 00:23:17 +02:00
committed by Harley Acheson
parent 221f985129
commit e9e12015ea
1 changed files with 5 additions and 0 deletions
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5
source/blender/editors/space_file/file_draw.cc
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@@ -417,6 +417,11 @@ static void file_draw_preview(const FileList *files,
document_img_col[3] *= 0.3f;
}
if (!is_icon && file->typeflag & FILE_TYPE_IMAGE) {
/* Draw checker pattern behind image previews in case they have transparency. */
imm_draw_box_checker_2d(float(xco), float(yco), float(xco + ex), float(yco + ey));
}
if (!is_icon && file->typeflag & FILE_TYPE_BLENDERLIB) {
/* Datablock preview images use premultiplied alpha. */
GPU_blend(GPU_BLEND_ALPHA_PREMULT);