code: function freeGLResources(glResources) {
    const gl = glResources.gl;
  
    // Delete each program
    Object.keys(glResources.programs).forEach((programName) => {
      const program = glResources.programs[programName];
      const shaders = program.shaders;
  
      let count = shaders.length;
  
      // Delete shaders
      while (count) {
        count -= 1;
        gl.deleteShader(shaders[count]);
      }
  
      // Delete program
      gl.deleteProgram(program);
    });
  
    // Delete framebuffers
    Object.keys(glResources.framebuffers).forEach((fbName) => {
      gl.deleteFramebuffer(glResources.framebuffers[fbName]);
    });
  
    // Delete textures
    Object.keys(glResources.textures).forEach((textureName) => {
      gl.deleteTexture(glResources.textures[textureName]);
    });
  
    // Delete buffers
    Object.keys(glResources.buffers).forEach((bufferName) => {
      gl.deleteBuffer(glResources.buffers[bufferName]);
    });
  }
docs: Free GL resources