SoFCIndexedFaceSet.h

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/***************************************************************************
 *   Copyright (c) 2009 Werner Mayer <wmayer[at]users.sourceforge.net>     *
 *                                                                         *
 *   This file is part of the FreeCAD CAx development system.              *
 *                                                                         *
 *   This library is free software; you can redistribute it and/or         *
 *   modify it under the terms of the GNU Library General Public           *
 *   License as published by the Free Software Foundation; either          *
 *   version 2 of the License, or (at your option) any later version.      *
 *                                                                         *
 *   This library  is distributed in the hope that it will be useful,      *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU Library General Public License for more details.                  *
 *                                                                         *
 *   You should have received a copy of the GNU Library General Public     *
 *   License along with this library; see the file COPYING.LIB. If not,    *
 *   write to the Free Software Foundation, Inc., 59 Temple Place,         *
 *   Suite 330, Boston, MA  02111-1307, USA                                *
 *                                                                         *
 ***************************************************************************/

#ifndef MESHGUI_SOFCINDEXEDFACESET_H
#define MESHGUI_SOFCINDEXEDFACESET_H


#include <Inventor/nodes/SoIndexedFaceSet.h>

class SoGLCoordinateElement;
class SoTextureCoordinateBundle;

typedef unsigned int GLuint;
typedef int GLint;
typedef float GLfloat;

namespace MeshGui {

class MeshGuiExport SoFCIndexedFaceSet : public SoIndexedFaceSet {
    typedef SoIndexedFaceSet inherited;

    SO_NODE_HEADER(SoFCIndexedFaceSet);

public:
    static void initClass();
    SoFCIndexedFaceSet();

    unsigned int renderTriangleLimit;

protected:
    // Force using the reference count mechanism.
    virtual ~SoFCIndexedFaceSet() {};
    virtual void GLRender(SoGLRenderAction *action);
    void drawCoords(const SoGLCoordinateElement * const vertexlist,
                    const int32_t *vertexindices,
                    int numindices,
                    const SbVec3f *normals,
                    const int32_t *normalindices,
                    SoMaterialBundle *materials,
                    const int32_t *matindices,
                    const int32_t binding,
                    const SoTextureCoordinateBundle * const texcoords,
                    const int32_t *texindices);

    void doAction(SoAction * action);

private:
    void startSelection(SoAction * action);
    void stopSelection(SoAction * action);
    void renderSelectionGeometry(const SbVec3f *);
    void startVisibility(SoAction * action);
    void stopVisibility(SoAction * action);
    void renderVisibleFaces(const SbVec3f *);

    GLuint *selectBuf;
};

} // namespace MeshGui


#endif // MESHGUI_SOFCINDEXEDFACESET_H