diff options
Diffstat (limited to 'progs/demos/pixeltex.c')
| -rw-r--r-- | progs/demos/pixeltex.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/progs/demos/pixeltex.c b/progs/demos/pixeltex.c index 96e46ef929..1b044445a3 100644 --- a/progs/demos/pixeltex.c +++ b/progs/demos/pixeltex.c @@ -127,12 +127,12 @@ static void Idle(void) static GLubyte warp(GLfloat s, int frame) { - static const GLfloat PI = 3.14159265; + static const GLfloat pi = 3.14159265; static int halfFrame = FRAMES / 2; GLfloat y, weight, v; if (frame >= halfFrame) frame = halfFrame - (frame - halfFrame); - y = sin(s * PI); + y = sin(s * pi); weight = (float) frame / (FRAMES-1); v = y * (0.8 * weight + 0.2); return (GLint) (v * 255.0F); |