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-rw-r--r--progs/demos/readpix.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/progs/demos/readpix.c b/progs/demos/readpix.c
index bbb3a68effa..cc4e4902694 100644
--- a/progs/demos/readpix.c
+++ b/progs/demos/readpix.c
@@ -219,7 +219,7 @@ Display( void )
GLint reads = 0;
GLint endTime;
GLint startTime = glutGet(GLUT_ELAPSED_TIME);
- GLdouble seconds, pixelsPerSecond;
+ GLdouble seconds, mpixels, mpixelsPerSecond;
printf("Benchmarking...\n");
do {
glReadPixels(APosX, APosY, ImgWidth, ImgHeight,
@@ -228,9 +228,10 @@ Display( void )
endTime = glutGet(GLUT_ELAPSED_TIME);
} while (endTime - startTime < 4000); /* 4 seconds */
seconds = (double) (endTime - startTime) / 1000.0;
- pixelsPerSecond = reads * ImgWidth * ImgHeight / seconds;
- printf("Result: %d reads in %f seconds = %f pixels/sec\n",
- reads, seconds, pixelsPerSecond);
+ mpixels = reads * (ImgWidth * ImgHeight / (1000.0 * 1000.0));
+ mpixelsPerSecond = mpixels / seconds;
+ printf("Result: %d reads in %f seconds = %f Mpixels/sec\n",
+ reads, seconds, mpixelsPerSecond);
Benchmark = GL_FALSE;
}
else {
@@ -382,12 +383,11 @@ int
main( int argc, char *argv[] )
{
GLboolean ciMode = GL_FALSE;
+ glutInitWindowSize( 750, 250 );
+ glutInit( &argc, argv );
if (argc > 1 && strcmp(argv[1], "-ci")==0) {
ciMode = GL_TRUE;
}
- glutInit( &argc, argv );
- glutInitWindowPosition( 0, 0 );
- glutInitWindowSize( 750, 250 );
if (ciMode)
glutInitDisplayMode( GLUT_INDEX | GLUT_DOUBLE );
else