diff options
| -rw-r--r-- | 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 7740695bb6..4d27b3a505 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); |