From: Holger Schemel <info@artsoft.org>
Date: Mon, 28 Nov 2016 06:51:32 +0000 (+0100)
Subject: fixed bug that causes a crash with faulty GIC image size definitions
X-Git-Tag: 4.0.0.0~17
X-Git-Url: https://git.artsoft.org/?a=commitdiff_plain;h=c9a8c3b2bcb26182fe2882ca08258a9dbe5cdd89;p=rocksndiamonds.git

fixed bug that causes a crash with faulty GIC image size definitions
---

diff --git a/src/init.c b/src/init.c
index c480850c..28dcd41c 100644
--- a/src/init.c
+++ b/src/init.c
@@ -1344,13 +1344,13 @@ static void set_graphic_parameters_ext(int graphic, int *parameter,
 
     if (parameter[GFX_ARG_TILE_SIZE] != ARG_UNDEFINED_VALUE)
     {
-      anim_frames_per_row = src_image_width  / g->tile_size;
-      anim_frames_per_col = src_image_height / g->tile_size;
+      anim_frames_per_row = MAX(1, src_image_width  / g->tile_size);
+      anim_frames_per_col = MAX(1, src_image_height / g->tile_size);
     }
     else
     {
-      anim_frames_per_row = src_image_width  / g->width;
-      anim_frames_per_col = src_image_height / g->height;
+      anim_frames_per_row = MAX(1, src_image_width  / g->width);
+      anim_frames_per_col = MAX(1, src_image_height / g->height);
     }
 
     g->src_image_width  = src_image_width;