Include the source of the Darkplaces engine too

[voretournament/voretournament.git] / misc / source / darkplaces-src / polygon.h

diff --git a/misc/source/darkplaces-src/polygon.h b/misc/source/darkplaces-src/polygon.h
new file mode 100644 (file)
index 0000000..e8bf2e8
--- /dev/null
+++ b/misc/source/darkplaces-src/polygon.h
@@ -0,0 +1,16 @@
+
+#ifndef POLYGON_H
+#define POLYGON_H
+
+/*
+Polygon clipping routines written by Forest Hale and placed into public domain.
+*/
+
+void PolygonF_QuadForPlane(float *outpoints, float planenormalx, float planenormaly, float planenormalz, float planedist, float quadsize);
+void PolygonD_QuadForPlane(double *outpoints, double planenormalx, double planenormaly, double planenormalz, double planedist, double quadsize);
+int PolygonF_Clip(int innumpoints, const float *inpoints, float planenormalx, float planenormaly, float planenormalz, float planedist, float epsilon, int outfrontmaxpoints, float *outfrontpoints);
+int PolygonD_Clip(int innumpoints, const double *inpoints, double planenormalx, double planenormaly, double planenormalz, double planedist, double epsilon, int outfrontmaxpoints, double *outfrontpoints);
+void PolygonF_Divide(int innumpoints, const float *inpoints, float planenormalx, float planenormaly, float planenormalz, float planedist, float epsilon, int outfrontmaxpoints, float *outfrontpoints, int *neededfrontpoints, int outbackmaxpoints, float *outbackpoints, int *neededbackpoints, int *oncountpointer);
+void PolygonD_Divide(int innumpoints, const double *inpoints, double planenormalx, double planenormaly, double planenormalz, double planedist, double epsilon, int outfrontmaxpoints, double *outfrontpoints, int *neededfrontpoints, int outbackmaxpoints, double *outbackpoints, int *neededbackpoints, int *oncountpointer);
+
+#endif