diff options
author | mamg22 <45301823+mamg22@users.noreply.github.com> | 2021-11-30 19:52:09 -0400 |
---|---|---|
committer | GitHub <noreply@github.com> | 2021-12-01 05:52:09 +0600 |
commit | 127abbea770e1fff660b0ffd10ab58bcb46bf0af (patch) | |
tree | 1ffdcaabe195fd6f21b79f44e436cc00902faaef | |
parent | 3bc7082f4e08e71fb40944bb085fafbb65f6c8cf (diff) |
fix crash when zooming out on small images (#178)
When rendering images, destination image width and height may become
zero due to float-to-int conversion after zoom calculation, later
crashing when creating an image using those dimensions. This sets
a minimum of 1 to both variables.
Closes #82
-rw-r--r-- | image.c | 4 |
1 files changed, 2 insertions, 2 deletions
@@ -602,7 +602,7 @@ void img_render(img_t *img) sx = 0; sw = img->w; dx = img->x; - dw = img->w * img->zoom; + dw = MAX(img->w * img->zoom, 1); } if (img->y <= 0) { sy = -img->y / img->zoom + 0.5; @@ -613,7 +613,7 @@ void img_render(img_t *img) sy = 0; sh = img->h; dy = img->y; - dh = img->h * img->zoom; + dh = MAX(img->h * img->zoom, 1); } win_clear(win); |