Mesa (master): progs/tests: added some debug code (disabled)

[Brian Paul]

Module: Mesa
Branch: master
Commit: ffedd28c9c9f218efb989deb38451c3bfc0b1e0f
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=ffedd28c9c9f218efb989deb38451c3bfc0b1e0f

Author: Brian Paul <brianp at vmware.com>
Date:   Thu Apr  8 13:09:01 2010 -0600

progs/tests: added some debug code (disabled)

---

 progs/tests/zreaddraw.c |   13 +++++++++++++
 1 files changed, 13 insertions(+), 0 deletions(-)

diff --git a/progs/tests/zreaddraw.c b/progs/tests/zreaddraw.c
index 7740695..4d27b3a 100644
--- a/progs/tests/zreaddraw.c
+++ b/progs/tests/zreaddraw.c
@@ -102,6 +102,19 @@ static void Display(void)
 
    /* read back scaled depth image */
    glReadPixels(100, 0, 400, 400, GL_DEPTH_COMPONENT, GL_FLOAT, depth2);
+
+   /* debug */
+   if (0) {
+      int i;
+      float *z = depth2 + 400 * 200;
+      printf("z at y=200:\n");
+      for (i = 0; i < 400; i++) {
+         printf("%5.3f ", z[i]);
+         if ((i + 1) % 12 == 0)
+            printf("\n");
+      }
+   }
+
    /* draw as luminance */
    glPixelZoom(1.0, 1.0);
    glWindowPos2i(100, 0);