@pixi/core/lib/shader/Shader.mjs

Core PixiJS

import { Runner } from '@pixi/runner';
import { Program } from './Program.mjs';
import { UniformGroup } from './UniformGroup.mjs';

class Shader {
  constructor(program, uniforms) {
    this.uniformBindCount = 0;
    this.program = program;
    if (uniforms) {
      if (uniforms instanceof UniformGroup) {
        this.uniformGroup = uniforms;
      } else {
        this.uniformGroup = new UniformGroup(uniforms);
      }
    } else {
      this.uniformGroup = new UniformGroup({});
    }
    this.disposeRunner = new Runner("disposeShader");
  }
  checkUniformExists(name, group) {
    if (group.uniforms[name]) {
      return true;
    }
    for (const i in group.uniforms) {
      const uniform = group.uniforms[i];
      if (uniform.group) {
        if (this.checkUniformExists(name, uniform)) {
          return true;
        }
      }
    }
    return false;
  }
  destroy() {
    this.uniformGroup = null;
    this.disposeRunner.emit(this);
    this.disposeRunner.destroy();
  }
  get uniforms() {
    return this.uniformGroup.uniforms;
  }
  static from(vertexSrc, fragmentSrc, uniforms) {
    const program = Program.from(vertexSrc, fragmentSrc);
    return new Shader(program, uniforms);
  }
}

export { Shader };
//# sourceMappingURL=Shader.mjs.map