Method setOutput

src/backend/gl/kernel.js:897–951

(output)

  }

  setOutput(output) {
    const newOutput = this.toKernelOutput(output);
    if (this.program) {
      if (!this.dynamicOutput) {
        throw new Error('Resizing a kernel with dynamicOutput: false is not possible');
      }
      const newThreadDim = [newOutput[0], newOutput[1] || 1, newOutput[2] || 1];
      const newTexSize = utils.getKernelTextureSize({
        optimizeFloatMemory: this.optimizeFloatMemory,
        precision: this.precision,
      }, newThreadDim);
      const oldTexSize = this.texSize;
      if (oldTexSize) {
        const oldPrecision = this.getVariablePrecisionString(oldTexSize, this.tactic);
        const newPrecision = this.getVariablePrecisionString(newTexSize, this.tactic);
        if (oldPrecision !== newPrecision) {
          if (this.debug) {
            console.warn('Precision requirement changed, asking GPU instance to recompile');
          }
          this.switchKernels({
            type: 'outputPrecisionMismatch',
            precision: newPrecision,
            needed: output
          });
          return;
        }
      }
      this.output = newOutput;
      this.threadDim = newThreadDim;
      this.texSize = newTexSize;
      const { context: gl } = this;
      gl.bindFramebuffer(gl.FRAMEBUFFER, this.framebuffer);
      this.updateMaxTexSize();
      this.framebuffer.width = this.texSize[0];
      this.framebuffer.height = this.texSize[1];
      gl.viewport(0, 0, this.maxTexSize[0], this.maxTexSize[1]);
      this.canvas.width = this.maxTexSize[0];
      this.canvas.height = this.maxTexSize[1];
      if (this.texture) {
        this.texture.delete();
      }
      this.texture = null;
      this._setupOutputTexture();
      if (this.mappedTextures && this.mappedTextures.length > 0) {
        for (let i = 0; i < this.mappedTextures.length; i++) {
          this.mappedTextures[i].delete();
        }
        this.mappedTextures = null;
        this._setupSubOutputTextures();
      }
    } else {
      this.output = newOutput;
    }
    return this;
  }
  renderValues() {
    return this.formatValues(
      this.transferValues(),