webgl/public/gl/shader/SimpleShader.js
2023-01-19 21:21:17 -05:00

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734 B
JavaScript

import { Shader } from '../core/Shader.js'
export const SimpleShader = () => {
const VertexCode = `
precision mediump float;
attribute vec3 position;
attribute vec3 normal;
attribute vec3 uv;
uniform mat4 proj;
uniform mat4 view;
uniform mat4 tran;
varying vec3 color;
void main() {
color.xyz = (position.xyz + 1.0) / 2.0;
gl_Position = proj * view * tran * vec4(position, 1.0);
}
`
const FragmentCode = `
precision mediump float;
varying vec3 color;
void main() {
gl_FragColor = vec4(color, 1.0);
}
`
return new Shader(VertexCode, FragmentCode)
}