Method getFeatures

src/backend/web-gl2/kernel.js:69–87

* * @return {IKernelFeatures}

()

   * @return {IKernelFeatures}
   */
  static getFeatures() {
    const gl = this.testContext;
    return Object.freeze({
      isFloatRead: this.getIsFloatRead(),
      isIntegerDivisionAccurate: this.getIsIntegerDivisionAccurate(),
      isSpeedTacticSupported: this.getIsSpeedTacticSupported(),
      kernelMap: true,
      isTextureFloat: true,
      isDrawBuffers: true,
      channelCount: this.getChannelCount(),
      maxTextureSize: this.getMaxTextureSize(),
      lowIntPrecision: gl.getShaderPrecisionFormat(gl.FRAGMENT_SHADER, gl.LOW_INT),
      lowFloatPrecision: gl.getShaderPrecisionFormat(gl.FRAGMENT_SHADER, gl.LOW_FLOAT),
      mediumIntPrecision: gl.getShaderPrecisionFormat(gl.FRAGMENT_SHADER, gl.MEDIUM_INT),
      mediumFloatPrecision: gl.getShaderPrecisionFormat(gl.FRAGMENT_SHADER, gl.MEDIUM_FLOAT),
      highIntPrecision: gl.getShaderPrecisionFormat(gl.FRAGMENT_SHADER, gl.HIGH_INT),
      highFloatPrecision: gl.getShaderPrecisionFormat(gl.FRAGMENT_SHADER, gl.HIGH_FLOAT),
    });
  }

  static getIsTextureFloat() {
    return true;