682 

   682 

   683 /*

   683 /*

   684  * This callback allows an app to handle #include statements for the

   684  * This callback allows an app to handle #include statements for the

   685  *  preprocessor. When the preprocessor sees an #include, it will call this

   685  *  preprocessor. When the preprocessor sees an #include, it will call this

   686  *  function to obtain the contents of the requested file. This is optional;

   686  *  function to obtain the contents of the requested file. This is optional;

   688  *  this allows an app to retrieve data from something other than the

   688  *  this allows an app to retrieve data from something other than the

   689  *  traditional filesystem (for example, headers packed in a .zip file or

   689  *  traditional filesystem (for example, headers packed in a .zip file or

   690  *  headers generated on-the-fly).

   690  *  headers generated on-the-fly).

   691  *

   691  *

   692  * This function maps to ID3DXInclude::Open()

   692  * This function maps to ID3DXInclude::Open()