static void get_minmax_index	(	GLuint	count,
		GLuint	type,
		const GLvoid *	indices,
		GLuint *	min_index,
		GLuint *	max_index
	)		`[static]`

Definition at line 38 of file vbo_exec_array.c.

Referenced by vbo_exec_DrawElements().

{
   GLuint i;

   switch(type) {
   case GL_UNSIGNED_INT: {
      const GLuint *ui_indices = (const GLuint *)indices;
      GLuint max_ui = ui_indices[count-1];
      GLuint min_ui = ui_indices[0];
      for (i = 0; i < count; i++) {
     if (ui_indices[i] > max_ui) max_ui = ui_indices[i];
     if (ui_indices[i] < min_ui) min_ui = ui_indices[i];
      }
      *min_index = min_ui;
      *max_index = max_ui;
      break;
   }
   case GL_UNSIGNED_SHORT: {
      const GLushort *us_indices = (const GLushort *)indices;
      GLuint max_us = us_indices[count-1];
      GLuint min_us = us_indices[0];
      for (i = 0; i < count; i++) {
     if (us_indices[i] > max_us) max_us = us_indices[i];
     if (us_indices[i] < min_us) min_us = us_indices[i];
      }
      *min_index = min_us;
      *max_index = max_us;
      break;
   }
   case GL_UNSIGNED_BYTE: {
      const GLubyte *ub_indices = (const GLubyte *)indices;
      GLuint max_ub = ub_indices[count-1];
      GLuint min_ub = ub_indices[0];
      for (i = 0; i < count; i++) {
     if (ub_indices[i] > max_ub) max_ub = ub_indices[i];
     if (ub_indices[i] < min_ub) min_ub = ub_indices[i];
      }
      *min_index = min_ub;
      *max_index = max_ub;
      break;
   }
   default:
      assert(0);
      break;
   }
}

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