Coin / src / shapenodes / soshape_bigtexture.h

Lars J. Aas 7e7e458 


Lars J. Aas a8a0b1b 
Marius Kintel 3ba6b41 




























Lars J. Aas a8a0b1b 

Lars J. Aas 7e7e458 


Lars J. Aas a8a0b1b 

Peder Blekken 725d60b 
Lars J. Aas a8a0b1b 




























Peder Blekken de1278a 
Lars J. Aas a8a0b1b 
Peder Blekken de1278a 



jornskaa 303a0dc 
Peder Blekken 725d60b 
jornskaa 303a0dc 

Peder Blekken de1278a 


Lars J. Aas a8a0b1b 
























#ifndef COIN_SOSHAPE_BIGTEXTURE_H
#define COIN_SOSHAPE_BIGTEXTURE_H

/**************************************************************************\
 * Copyright (c) Kongsberg Oil & Gas Technologies AS
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 * 
 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 * 
 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * 
 * Neither the name of the copyright holder nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
\**************************************************************************/

#ifndef COIN_INTERNAL
#error this is a private header file
#endif /* !COIN_INTERNAL */

#include <Inventor/lists/SbList.h>
#include <Inventor/elements/SoMultiTextureImageElement.h>
#include <Inventor/SbVec2f.h>
#include <Inventor/SbPlane.h>

class SoGLBigImage;
class SoState;
class SoPrimitiveVertex;
class SoMaterialBundle;
class SoShape;
class SbClip;
class SbVec3f;

// FIXME: this class will also be part of the global namespace of
// the compiled Coin library (at least when compiled to a UNIX-style
// library). That should be avoided. 20020220 mortene.

class soshape_bigtexture {
public:
  soshape_bigtexture(void);
  ~soshape_bigtexture();

  void beginShape(SoGLBigImage * image,
                  const float quality);
  void triangle(SoState * state,
                const SoPrimitiveVertex * v1,
                const SoPrimitiveVertex * v2,
                const SoPrimitiveVertex * v3);
  SbBool endShape(SoState * state, SoShape * shape,
                  SoMaterialBundle & mb);


private:
  void clip_triangles(SoState * state);
  void handle_triangle(SoState * state,
                       SoPrimitiveVertex * v1,
                       SoPrimitiveVertex * v2,
                       SoPrimitiveVertex * v3,
                       const SoMultiTextureImageElement::Wrap wrap[2],
                       const int transs, 
                       const int transt);
  
  SbList <SoPrimitiveVertex*> vertexlist;
  
  class bt_region {
  public:
    SbVec2f start, end, tcmul;
    SbPlane planes[4];
    SbList <SoPrimitiveVertex*> pvlist;
    SbList <int> facelist;
  };

  SbList <SoPrimitiveVertex*> * pvlist;
  int pvlistcnt;
  SbClip * clipper;
  SoGLBigImage * image;
  float quality;
  bt_region * regions;
  int numallocregions;
  int numregions;

  SoPrimitiveVertex * get_new_pv(void);

  static void * clipcb(const SbVec3f & v0, void * vdata0,
                       const SbVec3f & v1, void * vdata1,
                       const SbVec3f & newvertex,
                       void * userdata);
};

#endif // !COIN_SOSHAPE_BIGTEXTURE_H
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