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prevent using a framebuffer size that isn't evenly made up of 4x4 tiles

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as our copy routine assumes dimensions of some multiple of 4x4 tiles ...
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Gered 2021-03-06 19:55:32 -05:00
parent de919cd1f7
commit 02949f6631
1 changed files with 4 additions and 0 deletions
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4
src/gxfb.c
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@ -211,8 +211,12 @@ int fb_init(GXRModeObj *rmode, int width, int height) {
return 1;
if (width <= 0 || width > (rmode->fbWidth / 2))
return 1;
if (width % 4)
return 1;
if (height <= 0 || height > rmode->efbHeight)
return 1;
if (height % 4)
return 1;
video_init(rmode);