Add a new framework for 1D-LUTs via fp16 textures. Make the gamma compression and...

[movit] / gamma_compression_effect_srgb.frag

diff --git a/gamma_compression_effect_srgb.frag b/gamma_compression_effect_srgb.frag
deleted file mode 100644 (file)
index e65d6bb..0000000
--- a/gamma_compression_effect_srgb.frag
+++ /dev/null
@@ -1,31 +0,0 @@
-// Compress to sRGB gamma curve.
-
-#if 0
-
-// if we have the lut
-uniform sampler1D PREFIX(srgb_inverse_tex);
-
-vec4 FUNCNAME(vec2 tc) {
-       vec4 x = LAST_INPUT(tc);
-
-       x.r = texture1D(PREFIX(srgb_inverse_tex), x.r).x;
-       x.g = texture1D(PREFIX(srgb_inverse_tex), x.g).x;
-       x.b = texture1D(PREFIX(srgb_inverse_tex), x.b).x;
-
-       return x;
-}
-
-#else
-
-// use arithmetic (slow)
-vec4 FUNCNAME(vec2 tc) {
-       vec4 x = LAST_INPUT(tc);
-
-       vec3 a = vec3(12.92) * x.rgb;
-       vec3 b = vec3(1.055) * pow(x.rgb, vec3(1.0/2.4)) - vec3(0.055);
-       vec3 f = vec3(greaterThan(x.rgb, vec3(0.0031308)));
-
-       return vec4(mix(a, b, f), x.a); 
-}
- 
-#endif