From d2dae4cc582ff364fe5fedf98901ede684000a09 Mon Sep 17 00:00:00 2001 From: Bill Currie Date: Tue, 10 Jan 2012 21:11:21 +0900 Subject: [PATCH] Produce a saner turbulence. I'm not quite sure it's right. Need to watch sw's turb a bit more. --- libs/video/renderer/glsl/quaketrb.frag | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libs/video/renderer/glsl/quaketrb.frag b/libs/video/renderer/glsl/quaketrb.frag index 1e0f32d04..885123ec3 100644 --- a/libs/video/renderer/glsl/quaketrb.frag +++ b/libs/video/renderer/glsl/quaketrb.frag @@ -14,9 +14,9 @@ main (void) { float pix; vec2 rt = vec2 (realtime, realtime); - vec2 st; + vec2 st = tst; - st = tst + sin ((tst.ts * 64.0 + rt * SPEED) * FACTOR); + st = st + sin ((tst.ts * 64.0 + rt * SPEED) * FACTOR) / 64.0; pix = texture2D (texture, st).r; gl_FragColor = texture2D (palette, vec2 (pix, 0.5)); }