http://packetstorm.tacticalflex.com/UNIX/admin/xscreensaver-3.27.tar.gz

[xscreensaver] / hacks / glx / pulsar.c

diff --git a/hacks/glx/pulsar.c b/hacks/glx/pulsar.c
index 8d7260d52bacafe91b7014c7eeb5e52335d57b93..a6125c8154ed3a3e6b02feb0a01761ee19fbed3d 100644 (file)
--- a/hacks/glx/pulsar.c
+++ b/hacks/glx/pulsar.c
@@ -606,9 +606,13 @@ void Create_Texture(char *filename)
   /* mipmaps make the image look much nicer */
   if (do_mipmap)
        a=gluBuild2DMipmaps(GL_TEXTURE_2D, format, width, height, format, GL_UNSIGNED_BYTE, image);
-  else 
-       glTexImage2D(GL_TEXTURE_2D, 0, format, width, height, 0,
-                                format, GL_UNSIGNED_BYTE, image);
+  else
+    {
+      clear_gl_error();
+      glTexImage2D(GL_TEXTURE_2D, 0, format, width, height, 0,
+                   format, GL_UNSIGNED_BYTE, image);
+      check_gl_error("texture");
+    }
 
   free(image);
 }
@@ -654,8 +658,8 @@ void GenerateQuad(void)
       quads[i].ty = 0.;
       quads[i].tz = -10;
 
-      quads[i].drx = random() * 5.;
-      quads[i].dry = random() * 5.;
+      quads[i].drx = frand(5.0);
+      quads[i].dry = frand(5.0);
       quads[i].drz = 0;
     }
 }
@@ -735,7 +739,7 @@ void drawQuads(void) {
     }
 }
 
-GLvoid drawScene(GLvoid) 
+GLvoid drawScene(void) 
 {
 
   checkError(__LINE__, __FILE__);