code: def dtype_to_ctype(dtype, with_fp_tex_hack=False):
      if dtype is None:
          raise ValueError("dtype may not be None")
  
      dtype = np.dtype(dtype)
      if with_fp_tex_hack:
          if dtype == np.float32:
              return "fp_tex_float"
          elif dtype == np.float64:
              return "fp_tex_double"
          elif dtype == np.complex64:
              return "fp_tex_cfloat"
          elif dtype == np.complex128:
              return "fp_tex_cdouble"
  
      return base_dtype_to_ctype(dtype)
  
imports: import pycuda.driver
  import pycuda._driver
  import numpy
  from pycuda.compyte.dtypes import register_dtype, get_or_register_dtype, _fill_dtype_registry, dtype_to_ctype
label_desc: Use image node_id 6 for calling a global function with example usage: dtype_to_ctype(dtype, with_fp_tex_hack) and returns: base_dtype_to_ctype, str, str, str, str