1.4 KiB
1.4 KiB
glsl-util
Private GLSL utility functions created by @ykob
These functions are dependent on glslify.
Install
yarn add @ykob/glsl-util
Usage
convertHsvToRgb(vec3 hsv)
Convert HSV to RGB.
http://lolengine.net/blog/2013/07/27/rgb-to-hsv-in-glsl
#pragma glslify: convertHsvToRgb = require(@ykob/glsl-util/src/convertHsvToRgb);
convertRgbToHsv(vec3 rgb)
Convert RGB to HSV.
http://lolengine.net/blog/2013/07/27/rgb-to-hsv-in-glsl
#pragma glslify: convertRgbToHsv = require(@ykob/glsl-util/src/convertRgbToHsv);
random(vec2 p)
Calculate the white noise.
#pragma glslify: random = require(@ykob/glsl-util/src/random);
polar(float radian1, float radian2, float radius)
Calculate the polar coordinates.
#pragma glslify: polar = require(@ykob/glsl-util/src/polar);
gaussianBlur(sampler2D texture, vec2 uv, float radius, vec2 resolution, vec2 direction)
Calculate the Gaussian blur.
#pragma glslify: gaussianBlur = require(@ykob/glsl-util/src/gaussianBlur);
lookAt(vec3 base, vec3 p1, vec3 p2, vec3 up)
Rotate a vector in any direction.
#pragma glslify: lookAt = require(@ykob/glsl-util/src/lookAt);
rotateAxisAngle(vec3 p, vec3 axis, float angle)
Rotate a vector with axis and angle.
#pragma glslify: rotateAxisAngle = require(@ykob/glsl-util/src/rotateAxisAngle);