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#ifndef COIN_SOTEXTURECOORDINATEELEMENT_H
#define COIN_SOTEXTURECOORDINATEELEMENT_H
/**************************************************************************\
*
* This file is part of the Coin 3D visualization library.
* Copyright (C) 1998-2004 by Systems in Motion. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* ("GPL") version 2 as published by the Free Software Foundation.
* See the file LICENSE.GPL at the root directory of this source
* distribution for additional information about the GNU GPL.
*
* For using Coin with software that can not be combined with the GNU
* GPL, and for taking advantage of the additional benefits of our
* support services, please contact Systems in Motion about acquiring
* a Coin Professional Edition License.
*
* See <URL:http://www.coin3d.org/> for more information.
*
* Systems in Motion, Teknobyen, Abels Gate 5, 7030 Trondheim, NORWAY.
* <URL:http://www.sim.no/>.
*
\**************************************************************************/
#include <Inventor/elements/SoReplacedElement.h>
#include <Inventor/SbVec2f.h>
#include <Inventor/SbVec3f.h>
#include <Inventor/SbVec4f.h>
/*
* TODO
* - conversion between 2D and 4D (like Open Inventor)
*/
typedef const SbVec4f & SoTextureCoordinateFunctionCB(void * userdata,
const SbVec3f & point,
const SbVec3f & normal);
class COIN_DLL_API SoTextureCoordinateElement : public SoReplacedElement {
typedef SoReplacedElement inherited;
SO_ELEMENT_HEADER(SoTextureCoordinateElement);
public:
static void initClass(void);
protected:
virtual ~SoTextureCoordinateElement();
public:
enum CoordType {
NONE = 0,
TEXGEN = 0,
EXPLICIT = 1,
FUNCTION = 2,
DEFAULT = 3
};
virtual void init(SoState * state);
static void setDefault(SoState * const state, SoNode * const node);
static void setFunction(SoState * const state, SoNode * const node,
SoTextureCoordinateFunctionCB * const func,
void * const userdata);
static void set2(SoState * const state, SoNode * const node,
const int32_t numCoords, const SbVec2f * const coords);
static void set3(SoState * const state, SoNode * const node,
const int32_t numCoords, const SbVec3f * const coords);
static void set4(SoState * const state, SoNode * const node,
const int32_t numCoords, const SbVec4f * const coords);
static CoordType getType(SoState * const state);
virtual CoordType getType(void) const;
static const SoTextureCoordinateElement *getInstance(SoState * const state);
const SbVec4f &get(const SbVec3f & point,
const SbVec3f & normal) const;
int32_t getNum(void) const;
SbBool is2D(void) const;
int32_t getDimension(void) const;
const SbVec2f &get2(const int index) const;
const SbVec3f &get3(const int index) const;
const SbVec4f &get4(const int index) const;
const SbVec2f *getArrayPtr2(void) const;
const SbVec3f *getArrayPtr3(void) const;
const SbVec4f *getArrayPtr4(void) const;
protected:
CoordType whatKind;
SoTextureCoordinateFunctionCB *funcCB;
void *funcCBData;
int32_t numCoords;
const SbVec2f *coords2;
const SbVec3f *coords3;
const SbVec4f *coords4;
SbBool coordsDimension;
SbVec2f convert2;
SbVec3f convert3;
SbVec4f convert4;
};
#endif // !COIN_SOTEXTURECOORDINATEELEMENT_H
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