code: func (rce RenderCommandEncoder) SetFragmentTexture(texture Texture, index int) {
  	C.RenderCommandEncoder_SetFragmentTexture(rce.commandEncoder, texture.texture, C.uint_t(index))
  }
docs: // SetFragmentTexture sets a texture for the fragment function at an index in the texture argument table.
  //
  // Reference: https://developer.apple.com/documentation/metal/mtlrendercommandencoder/1515390-setfragmenttexture