@luma.gl/shadertools
Version:
Shader module system for luma.gl
38 lines • 1.22 kB
JavaScript
// luma.gl
// SPDX-License-Identifier: MIT
// Copyright (c) vis.gl contributors
import { lighting } from "../lights/lighting.js";
import { PHONG_WGSL } from "./phong-shaders-wgsl.js";
import { PHONG_VS, PHONG_FS } from "./phong-shaders-glsl.js";
/** In Phong shading, the normal vector is linearly interpolated across the surface of the polygon from the polygon's vertex normals. */
export const phongMaterial = {
name: 'phongMaterial',
dependencies: [lighting],
// Note these are switched between phong and gouraud
source: PHONG_WGSL,
vs: PHONG_VS,
fs: PHONG_FS,
defines: {
LIGHTING_FRAGMENT: 1
},
uniformTypes: {
ambient: 'f32',
diffuse: 'f32',
shininess: 'f32',
specularColor: 'vec3<f32>'
},
defaultUniforms: {
ambient: 0.35,
diffuse: 0.6,
shininess: 32,
specularColor: [0.15, 0.15, 0.15]
},
getUniforms(props) {
const uniforms = { ...props };
if (uniforms.specularColor) {
uniforms.specularColor = uniforms.specularColor.map(x => x / 255);
}
return { ...phongMaterial.defaultUniforms, ...uniforms };
}
};
//# sourceMappingURL=phong-material.js.map