@animech-public/playcanvas
Version:
PlayCanvas WebGL game engine
45 lines (42 loc) • 1.41 kB
JavaScript
import { BINDGROUP_VIEW } from './constants.js';
class ShaderProcessorOptions {
constructor(viewUniformFormat, viewBindGroupFormat, vertexFormat) {
this.uniformFormats = [];
this.bindGroupFormats = [];
this.vertexFormat = void 0;
this.uniformFormats[BINDGROUP_VIEW] = viewUniformFormat;
this.bindGroupFormats[BINDGROUP_VIEW] = viewBindGroupFormat;
this.vertexFormat = vertexFormat;
}
hasUniform(name) {
for (let i = 0; i < this.uniformFormats.length; i++) {
const uniformFormat = this.uniformFormats[i];
if (uniformFormat != null && uniformFormat.get(name)) {
return true;
}
}
return false;
}
hasTexture(name) {
for (let i = 0; i < this.bindGroupFormats.length; i++) {
const groupFormat = this.bindGroupFormats[i];
if (groupFormat != null && groupFormat.getTexture(name)) {
return true;
}
}
return false;
}
getVertexElement(semantic) {
var _this$vertexFormat;
return (_this$vertexFormat = this.vertexFormat) == null ? void 0 : _this$vertexFormat.elements.find(element => element.name === semantic);
}
generateKey(device) {
let key = JSON.stringify(this.uniformFormats) + JSON.stringify(this.bindGroupFormats);
if (device.isWebGPU) {
var _this$vertexFormat2;
key += (_this$vertexFormat2 = this.vertexFormat) == null ? void 0 : _this$vertexFormat2.shaderProcessingHashString;
}
return key;
}
}
export { ShaderProcessorOptions };