diff options
Diffstat (limited to 'pacc/glsl/copy.frag')
| -rw-r--r-- | pacc/glsl/copy.frag | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/pacc/glsl/copy.frag b/pacc/glsl/copy.frag new file mode 100644 index 0000000..a77ad91 --- /dev/null +++ b/pacc/glsl/copy.frag @@ -0,0 +1,9 @@ +uniform sampler2D palette; +uniform sampler2D tex; +varying mediump vec2 texcoord; +void main(void) { + lowp float index = texture2D(tex, texcoord).x; + lowp float color = (index * 255.0 + 0.5) / 256.0; + gl_FragColor = texture2D(palette, vec2(color, 0.0)); +} + |