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#ifndef COIN_SOINDEXEDNURBSSURFACE_H
00021
#define COIN_SOINDEXEDNURBSSURFACE_H
00022
00023
#include <Inventor/nodes/SoSubNode.h>
00024
#include <Inventor/nodes/SoShape.h>
00025
#include <Inventor/fields/SoSFInt32.h>
00026
#include <Inventor/fields/SoMFInt32.h>
00027
#include <Inventor/fields/SoMFFloat.h>
00028
00029
00030 class COIN_DLL_API SoIndexedNurbsSurface :
public SoShape {
00031
typedef SoShape inherited;
00032
00033 SO_NODE_HEADER(SoIndexedNurbsSurface);
00034
00035
public:
00036
static void initClass(
void);
00037 SoIndexedNurbsSurface(
void);
00038
00039
SoSFInt32 numUControlPoints;
00040
SoSFInt32 numVControlPoints;
00041
SoMFInt32 coordIndex;
00042
SoMFFloat uKnotVector;
00043
SoMFFloat vKnotVector;
00044
SoSFInt32 numSControlPoints;
00045
SoSFInt32 numTControlPoints;
00046
SoMFInt32 textureCoordIndex;
00047
SoMFFloat sKnotVector;
00048
SoMFFloat tKnotVector;
00049
00050
virtual void GLRender(
SoGLRenderAction * action);
00051
virtual void rayPick(
SoRayPickAction * action);
00052
virtual void getPrimitiveCount(
SoGetPrimitiveCountAction * action);
00053
void sendPrimitive(
SoAction *,
SoPrimitiveVertex *);
00054
00055
protected:
00056
virtual ~SoIndexedNurbsSurface();
00057
00058
virtual void generatePrimitives(
SoAction * action);
00059
virtual void computeBBox(
SoAction * action,
SbBox3f & box,
SbVec3f & center);
00060
SoDetail * createTriangleDetail(
SoRayPickAction * action,
00061
const SoPrimitiveVertex * v1,
00062
const SoPrimitiveVertex * v2,
00063
const SoPrimitiveVertex * v3,
00064
SoPickedPoint * pp);
00065
private:
00066
void * nurbsrenderer;
00067
void doNurbs(
SoAction * action,
const SbBool glrender);
00068
00069
00070
00071
00072
static void tessBegin(
int ,
void * data);
00073
static void tessTexCoord(
float * texcoord,
void * data);
00074
static void tessNormal(
float * normal,
void * data);
00075
static void tessVertex(
float * vertex,
void * data);
00076
static void tessEnd(
void * data);
00077
00078
friend class SoIndexedNurbsSurfaceP;
00079 };
00080
00081
#endif // !COIN_SOINDEXEDNURBSSURFACE_H