Method baseFilterShader

src/webgl/p5.RendererGL.js:849–871

()

  }

  baseFilterShader() {
    if (!this._baseFilterShader) {
      this._baseFilterShader = new Shader(
        this,
        this._webGL2CompatibilityPrefix("vert", "highp") +
          defaultShaders.filterBaseVert,
        this._webGL2CompatibilityPrefix("frag", "highp") +
          defaultShaders.filterBaseFrag,
        {
          vertex: {},
          fragment: {
            "vec4 getColor": `(FilterInputs inputs, in sampler2D canvasContent) {
              return getTexture(canvasContent, inputs.texCoord);
            }`,
          },
          hookAliases: {
            'getColor': ['filterColor'],
          },
        }
      );
    }
    return this._baseFilterShader;
  }

  _webGL2CompatibilityPrefix(shaderType, floatPrecision) {
    let code = "";