43 void beginPolygon(SbBool keepVertices = FALSE,
45 void addVertex(
const SbVec3f &v,
void * data);
46 void endPolygon(
void);
47 void setCallback(SbTesselatorCB * func,
void * data);
50 struct SbTVertex * newVertex(
void);
57 SbTVertex * headV, * tailV;
62 void (*callback)(
void *
v0,
void *
v1,
void *
v2,
void * data);
67 void emitTriangle(SbTVertex * v);
68 void cutTriangle(SbTVertex * t);
69 void calcPolygonNormal(
void);
74 float circleSize(SbTVertex * v);
76 SbBool clippable(SbTVertex * v);
77 SbBool isTriangle(SbTVertex * v);
78 SbBool pointInTriangle(SbTVertex *
p, SbTVertex * t);
79 float area(SbTVertex * t);
81 static float heap_evaluate(
void * v);
82 static int heap_compare(
void *
v0,
void *
v1);