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/*
*
* Copyright (C) 2000 Silicon Graphics, Inc. All Rights Reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 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
* Lesser General Public License for more details.
*
* Further, this software is distributed without any warranty that it is
* free of the rightful claim of any third person regarding infringement
* or the like. Any license provided herein, whether implied or
* otherwise, applies only to this software file. Patent licenses, if
* any, provided herein do not apply to combinations of this program with
* other software, or any other product whatsoever.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
* Mountain View, CA 94043, or:
*
* http://www.sgi.com
*
* For further information regarding this notice, see:
*
* http://oss.sgi.com/projects/GenInfo/NoticeExplan/
*
*/
// -*- C++ -*-
/*
* Copyright (C) 1990,91 Silicon Graphics, Inc.
*
_______________________________________________________________________
______________ S I L I C O N G R A P H I C S I N C . ____________
|
| $Revision: 1.1.1.1 $
|
| Description:
| This file defines the SoTexture node class.
|
| Author(s) : John Rohlf, Thad Beier, Gavin Bell
|
______________ S I L I C O N G R A P H I C S I N C . ____________
_______________________________________________________________________
*/
#ifndef _SO_TEXTURE_2_
#define _SO_TEXTURE_2_
#include <Inventor/fields/SoSFColor.h>
#include <Inventor/fields/SoSFEnum.h>
#include <Inventor/fields/SoSFImage.h>
#include <Inventor/fields/SoSFString.h>
#include <Inventor/nodes/SoSubNode.h>
#include <GL/gl.h>
class SoSensor;
class SoFieldSensor;
class SoGLDisplayList;
//////////////////////////////////////////////////////////////////////////////
//
// Class: SoTexture
//
// Texture node.
//
//////////////////////////////////////////////////////////////////////////////
// C-api: prefix=SoTex2
// C-api: public=filename, image, wrapS, wrapT, model, blendColor
class SoTexture2 : public SoNode {
SO_NODE_HEADER(SoTexture2);
public:
enum Model { // Texture model
MODULATE = GL_MODULATE,
DECAL = GL_DECAL,
BLEND = GL_BLEND
};
enum Wrap { // Texture wrap type
REPEAT = GL_REPEAT,
CLAMP = GL_CLAMP
};
// Fields.
SoSFString filename; // file to read texture from
SoSFImage image; // The texture
SoSFEnum wrapS;
SoSFEnum wrapT;
SoSFEnum model;
SoSFColor blendColor;
// Constructor
SoTexture2();
SoEXTENDER public:
virtual void doAction(SoAction *action);
virtual void GLRender(SoGLRenderAction *action);
virtual void callback(SoCallbackAction *action);
SoINTERNAL public:
static void initClass();
// Read libimage-format file
static SbBool readImage(const SbString& fname, int &w, int &h, int &nc,
unsigned char *&bytes);
protected:
// Reads stuff into instance. Returns FALSE on error.
virtual SbBool readInstance(SoInput *in, unsigned short flags);
virtual ~SoTexture2();
int getReadStatus() { return readStatus; }
void setReadStatus(int s) { readStatus = s; }
private:
// These keep the image and filename fields in sync.
SoFieldSensor * imageSensor;
static void imageChangedCB(void *, SoSensor *);
SoFieldSensor * filenameSensor;
static void filenameChangedCB(void *, SoSensor *);
int readStatus;
// Display list info for this texture:
SoGLDisplayList *renderList;
float renderListQuality;
};
#endif /* _SO_TEXTURE_2_ */
|
