diff options
Diffstat (limited to 'progs/glsl/CH06-brick.frag')
-rw-r--r-- | progs/glsl/CH06-brick.frag | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/progs/glsl/CH06-brick.frag b/progs/glsl/CH06-brick.frag deleted file mode 100644 index 06ef04e3af..0000000000 --- a/progs/glsl/CH06-brick.frag +++ /dev/null @@ -1,36 +0,0 @@ -// -// Fragment shader for procedural bricks -// -// Authors: Dave Baldwin, Steve Koren, Randi Rost -// based on a shader by Darwyn Peachey -// -// Copyright (c) 2002-2006 3Dlabs Inc. Ltd. -// -// See 3Dlabs-License.txt for license information -// - -uniform vec3 BrickColor, MortarColor; -uniform vec2 BrickSize; -uniform vec2 BrickPct; - -varying vec2 MCposition; -varying float LightIntensity; - -void main() -{ - vec3 color; - vec2 position, useBrick; - - position = MCposition / BrickSize; - - if (fract(position.y * 0.5) > 0.5) - position.x += 0.5; - - position = fract(position); - - useBrick = step(position, BrickPct); - - color = mix(MortarColor, BrickColor, useBrick.x * useBrick.y); - color *= LightIntensity; - gl_FragColor = vec4(color, 1.0); -} |