// frees the original if clipped
void pw(winding_t *w);
+
+
+///////////////////////////////////////////////////////////////////////////////////////
+// Below is double-precision stuff. This was initially needed by the base winding code
+// in q3map2 brush processing.
+///////////////////////////////////////////////////////////////////////////////////////
+
+typedef struct
+{
+ int numpoints;
+ vec3_accu_t p[4]; // variable sized
+} winding_accu_t;
+
+winding_accu_t *BaseWindingForPlaneAccu(vec3_t normal, vec_t dist);
+void ChopWindingInPlaceAccu(winding_accu_t **w, vec3_t normal, vec_t dist, vec_t epsilon);
+winding_t *CopyWindingAccuToRegular(winding_accu_t *w);
+void FreeWindingAccu(winding_accu_t *w);