1.0.0 • Published 5 years ago
glsl-bezier-curve v1.0.0
glsl-bezier-curve
Bezier curve ported to an NPM package for glslify.
Installation
npm install glsl-bezier-curve
Usage
attribute vec3 position;
uniform mat4 uModelMatrix;
uniform mat4 uViewMatrix;
uniform mat4 uProjectionMatrix;
uniform float uTime;
#pragma glslify: bezier = require(glsl-bezier-curve)
void main() {
vec3 start = vec3(2.0, 0.0, 0.0);
vec3 end = vec3(-2.0, 0.0, 0.0);
vec3 control1 = vec3(1.0, 2.0, 0.0);
vec3 control2 = vec3(-1.0, -2.0, 0.0);
float time = fract(uTime * 0.5);
vec3 posOffset = bezier(start, control1, control2, end, time);
gl_Position = uProjectionMatrix * uViewMatrix * uModelMatrix * vec4(position + posOffset, 1.0);
}
1.0.0
5 years ago