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fix PBLEND_MOD in fog
[xonotic/darkplaces.git] / polygon.h
1
2 #ifndef POLYGON_H
3 #define POLYGON_H
4
5 /*
6 Polygon clipping routines written by Forest Hale and placed into public domain.
7 */
8
9 void PolygonF_QuadForPlane(float *outpoints, float planenormalx, float planenormaly, float planenormalz, float planedist, float quadsize);
10 void PolygonD_QuadForPlane(double *outpoints, double planenormalx, double planenormaly, double planenormalz, double planedist, double quadsize);
11 void PolygonF_Divide(unsigned int innumpoints, const float *inpoints, float planenormalx, float planenormaly, float planenormalz, float planedist, float epsilon, unsigned int outfrontmaxpoints, float *outfrontpoints, unsigned int *neededfrontpoints, unsigned int outbackmaxpoints, float *outbackpoints, unsigned int *neededbackpoints);
12 void PolygonD_Divide(unsigned int innumpoints, const double *inpoints, double planenormalx, double planenormaly, double planenormalz, double planedist, double epsilon, unsigned int outfrontmaxpoints, double *outfrontpoints, unsigned int *neededfrontpoints, unsigned int outbackmaxpoints, double *outbackpoints, unsigned int *neededbackpoints);
13
14 #endif