diff options
Diffstat (limited to 'sources/TZR_DrawImage.c')
| -rw-r--r-- | sources/TZR_DrawImage.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sources/TZR_DrawImage.c b/sources/TZR_DrawImage.c index 862d94c..b9b4606 100644 --- a/sources/TZR_DrawImage.c +++ b/sources/TZR_DrawImage.c @@ -9,6 +9,11 @@ int _TZR_DrawImage(const TZR_DrawImageArgs *args) { + if (args->id == 0) { + fprintf(stderr, "args->id is 0\n"); + return -1; + } + if (TZR_GetResourceType(args->id) != TZR_RES_IMAGE) { fprintf(stderr, "%u isn't an image\n", args->id); return -1; |