Method _getShaderAttributes

src/webgpu/p5.RendererWebGPU.js:2253–2259

(shader)

    }

    _getShaderAttributes(shader) {
      const mainMatch = /fn main\(.+:\s*([^\s\)]+)/.exec(shader._vertSrc);
      if (!mainMatch) throw new Error("Can't find `fn main` in vertex shader source");
      const inputType = mainMatch[1];

      return this._parseStruct(shader.vertSrc(), inputType);
    }

    getUniformMetadata(shader) {
      // Parse all uniform struct bindings in group 0.