X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=hacks%2Fglx%2Fbouncingcow.c;h=122befa65a41024559dd2d24a1f878c2271ca52c;hb=d6b0217f2417bd19187f0ebc389d6c5c2233b11c;hp=968002c4f4d7c18c789a20af23ddb8ae529e8597;hpb=6afd6db0ae9396cd7ff897ade597cd5483f49b0e;p=xscreensaver

diff --git a/hacks/glx/bouncingcow.c b/hacks/glx/bouncingcow.c
index 968002c4..122befa6 100644
--- a/hacks/glx/bouncingcow.c
+++ b/hacks/glx/bouncingcow.c
@@ -211,6 +211,7 @@ load_texture (ModeInfo *mi, const char *filename)
     }
 
   image = xpm_file_to_ximage (dpy, visual, cmap, filename);
+  if (!image) return False;
 
   clear_gl_error();
   glTexImage2D (GL_TEXTURE_2D, 0, GL_RGBA,
@@ -471,7 +472,16 @@ draw_cow (ModeInfo *mi)
   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
 
   glPushMatrix ();
-  glRotatef(current_device_rotation(), 0, 0, 1);
+
+# ifdef HAVE_MOBILE	/* Keep it the same relative size when rotated. */
+  {
+    GLfloat h = MI_HEIGHT(mi) / (GLfloat) MI_WIDTH(mi);
+    int o = (int) current_device_rotation();
+    if (o != 0 && o != 180 && o != -180)
+      glScalef (1/h, 1/h, 1/h);
+    glRotatef(o, 0, 0, 1);
+  }
+# endif
 
   glScalef (0.5, 0.5, 0.5);