From 8211b200268888e3d853ab24a5e4ebabd713d2e8 Mon Sep 17 00:00:00 2001
From: Brian <brian.paul@tungstengraphics.com>
Date: Fri, 16 Nov 2007 15:18:30 -0700
Subject: added z/s keys to reset/step rotation

---
 progs/glsl/trirast.c | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/progs/glsl/trirast.c b/progs/glsl/trirast.c
index e4325deb1f3..2842755447e 100644
--- a/progs/glsl/trirast.c
+++ b/progs/glsl/trirast.c
@@ -106,8 +106,12 @@ Redisplay(void)
 static void
 Idle(void)
 {
-   Zrot = glutGet(GLUT_ELAPSED_TIME) * 0.0005;
-   glutPostRedisplay();
+   if (anim) {
+      Zrot = glutGet(GLUT_ELAPSED_TIME) * 0.0005;
+      glutPostRedisplay();
+   }
+   else
+      abort();
 }
 
 
@@ -149,6 +153,12 @@ Key(unsigned char key, int x, int y)
       else
          glutIdleFunc(NULL);
       break;
+   case 'z':
+      Zrot = 0;
+      break;
+   case 's':
+      Zrot += 0.05;
+      break;
    case 27:
       CleanUp();
       exit(0);
-- 
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