code: def render_kernel(
      self,
      function_name: str,
      kernel: List[str],
      bufs: List[Tuple[str, DType]],
      local_size: List[int],
      prekernel: List[str],
  ) -> str:
      prg = "#version 330\nprecision highp float;\nprecision highp int;\nin vec2 uv;\nuniform int width;\n"
      prg += "\n".join(
          [
              f"uniform {self.sampler_prefix[dtype]}sampler2D {name};"
              for name, dtype in bufs
              if name != "data0"
          ]
      )
      prg += f"\nout {'int' if bufs[0][1] == dtypes.bool else self.type_map[bufs[0][1]]} out_data;\n"
      return prg + "\nvoid main() {\n" + "\n".join(kernel) + "\n}"
  
file_path: tinygrad/extra/backends/cstyle.py
label_desc: Use image node_id 2 for calling the GLSLLanguage obj's underlying member method code with example usage: obj.render_kernel(function_name, kernel, bufs, local_size, prekernel) and returns: unknown