## GLSL Shader ```glsl #ifdef GL_ES precision highp float; #endif // uncomment the following line if you work in linear space // #define MIXBOX_COLORSPACE_LINEAR uniform sampler2D mixbox_lut; // bind the "mixbox_lut.png" texture here #include "mixbox.glsl" // paste the contents of mixbox.glsl here void main(void) { vec3 rgb1 = vec3(0, 0.129, 0.522); // blue vec3 rgb2 = vec3(0.988, 0.827, 0); // yellow float t = 0.5; // mixing ratio vec3 rgb = mixbox_lerp(rgb1, rgb2, t); gl_FragColor = vec4(rgb, 1.0); } ``` ```glsl vec3 mix_three(vec3 rgb1, vec3 rgb2, vec3 rgb3) { mixbox_latent z1 = mixbox_rgb_to_latent(rgb1); mixbox_latent z2 = mixbox_rgb_to_latent(rgb2); mixbox_latent z3 = mixbox_rgb_to_latent(rgb3); // mix together 30% of rgb1, 60% of rgb2, and 10% of rgb3 mixbox_latent z_mix = 0.3*z1 + 0.6*z2 + 0.1*z3; vec3 rgb_mix = mixbox_latent_to_rgb(z_mix); return rgb_mix; } ``` ## HLSL Shader ```hlsl // uncomment the following line if you work in linear space // #define MIXBOX_COLORSPACE_LINEAR Texture2D MixboxLUT; // bind the "mixbox_lut.png" texture here SamplerState MixboxSampler; // FILTER_MIN_MAG_LINEAR_MIP_POINT #define MIXBOX_LUT(UV) MixboxLUT.SampleLevel(MixboxSampler, UV, 0) #include "mixbox.hlsl" float4 PSMain() : SV_Target { float3 rgb1 = float3(0, 0.129, 0.522); // blue float3 rgb2 = float3(0.988, 0.827, 0); // yellow float t = 0.5; // mixing ratio float3 rgb_mix = MixboxLerp(rgb1, rgb2, t); return float4(rgb_mix, 1.0); } ``` ```hlsl float3 MixThree(float3 rgb1, float3 rgb2, float3 rgb3) { MixboxLatent z1 = MixboxRGBToLatent(rgb1); MixboxLatent z2 = MixboxRGBToLatent(rgb2); MixboxLatent z3 = MixboxRGBToLatent(rgb3); // mix together 30% of rgb1, 60% of rgb2, and 10% of rgb3 MixboxLatent zMix = 0.3*z1 + 0.6*z2 + 0.1*z3; float3 rgbMix = MixboxLatentToRGB(zMix); return rgbMix; } ``` ## Pigment Colors | Pigment | | RGB | Float RGB | Linear RGB | | --- | --- |:----:|:----:|:----:| | Cadmium Yellow | | 254, 236, 0 | 0.996, 0.925, 0.0 | 0.991, 0.839, 0.0 | | Hansa Yellow | | 252, 211, 0 | 0.988, 0.827, 0.0 | 0.973, 0.651, 0.0 | | Cadmium Orange | | 255, 105, 0 | 1.0, 0.412, 0.0 | 1.0, 0.141, 0.0 | | Cadmium Red | | 255, 39, 2 | 1.0, 0.153, 0.008 | 1.0, 0.02, 0.001 | | Quinacridone Magenta | | 128, 2, 46 | 0.502, 0.008, 0.18 | 0.216, 0.001, 0.027 | | Cobalt Violet | | 78, 0, 66 | 0.306, 0.0, 0.259 | 0.076, 0.0, 0.054 | | Ultramarine Blue | | 25, 0, 89 | 0.098, 0.0, 0.349 | 0.01, 0.0, 0.1 | | Cobalt Blue | | 0, 33, 133 | 0.0, 0.129, 0.522 | 0.0, 0.015, 0.235 | | Phthalo Blue | | 13, 27, 68 | 0.051, 0.106, 0.267 | 0.004, 0.011, 0.058 | | Phthalo Green | | 0, 60, 50 | 0.0, 0.235, 0.196 | 0.0, 0.045, 0.032 | | Permanent Green | | 7, 109, 22 | 0.027, 0.427, 0.086 | 0.002, 0.153, 0.008 | | Sap Green | | 107, 148, 4 | 0.42, 0.58, 0.016 | 0.147, 0.296, 0.001 | | Burnt Sienna | | 123, 72, 0 | 0.482, 0.282, 0.0 | 0.198, 0.065, 0.0 | ## License Copyright (c) 2022, Secret Weapons. All rights reserved.
Mixbox is provided under the CC BY-NC 4.0 license for non-commercial use only.
If you want to obtain commercial license, please contact: mixbox@scrtwpns.com