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authorKeith Whitwell <keithw@vmware.com>2009-03-04 17:41:46 +0000
committerKeith Whitwell <keithw@vmware.com>2009-03-04 21:37:23 +0000
commit59311fb06c7bb20efe29ecdc237d0171ee959c0a (patch)
tree7eabd6994c169f086aeca91900eec5b60d99a51a /progs
parentac55db1d7d6cd58e49a033859d1d86a7dcf71d45 (diff)
clear-repeat: print fps, use 300x300 window size
Diffstat (limited to 'progs')
-rw-r--r--progs/trivial/clear-repeat.c20
1 files changed, 19 insertions, 1 deletions
diff --git a/progs/trivial/clear-repeat.c b/progs/trivial/clear-repeat.c
index 2b3873ef577..9c618d492f3 100644
--- a/progs/trivial/clear-repeat.c
+++ b/progs/trivial/clear-repeat.c
@@ -72,6 +72,24 @@ static void Draw(void)
glClearColor((sin(f)+1)/2.0,(cos(f)+1)/2.0,0.5,1);
glClear(GL_COLOR_BUFFER_BIT);
glutSwapBuffers();
+
+ {
+ static GLint T0 = 0;
+ static GLint Frames = 0;
+ GLint t = glutGet(GLUT_ELAPSED_TIME);
+
+ Frames++;
+
+ if (t - T0 >= 5000) {
+ GLfloat seconds = (t - T0) / 1000.0;
+ GLfloat fps = Frames / seconds;
+ printf("%d frames in %6.3f seconds = %6.3f FPS\n", Frames, seconds, fps);
+ fflush(stdout);
+ T0 = t;
+ Frames = 0;
+ }
+ }
+
}
glutPostRedisplay();
}
@@ -91,7 +109,7 @@ int main(int argc, char **argv)
exit(1);
}
- glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 300, 300);
type = GLUT_RGB | GLUT_ALPHA;
type |= GLUT_DOUBLE;