Inventor/VRMLnodes/SoVRMLImageTexture.h

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/*=======================================================================
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/*=======================================================================
** Author      : John Rohlf (MMM yyyy)
** Modified by : Thad Beier (MMM yyyy)
** Modified by : Gavin Bell (MMM yyyy)
**=======================================================================*/
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**=======================================================================*/
/*=======================================================================
** Modified by : VSG (MMM YYYY)
**=======================================================================*/

#ifndef  _SO_VRMLIMAGE_TEXTURE_
#define  _SO_VRMLIMAGE_TEXTURE_

#include <Inventor/VRMLnodes/SoVRMLTexture.h>
#include <Inventor/fields/SoSFImage.h>
#include <Inventor/fields/SoSFColor.h>
#include <Inventor/fields/SoSFEnum.h>
#include <Inventor/fields/SoSFBool.h>
#include <Inventor/fields/SoSFBool.h>
#include <Inventor/fields/SoMFString.h>
#include <Inventor/fields/SoMFFilePathString.h>
#include <Inventor/nodes/SoNode.h>
#include <Inventor/nodes/SoTexture.h>
#include <Inventor/image/SbRasterImage.h>
#include <Inventor/caches/SoGLTexCacheList.h>
#include <Inventor/threads/SbThreadStorage.h>


#if defined(OIV_IGNORE_VRML_DEPRECATED)
  #include <SoDeprecationRules.h>
  #pragma push_macro("SoDEPRECATED_CLASS")
  #pragma push_macro("SoDEPRECATED_TYPEDEF")
  #undef SoDEPRECATED_CLASS
  #undef SoDEPRECATED_TYPEDEF
  #define SoDEPRECATED_CLASS(x,y)
  #define SoDEPRECATED_TYPEDEF(x,y)
#endif

class SoSensor;
class SoFieldSensor;
class SbThreadRWMutex;

#ifdef _MSC_VER
#pragma warning( push )
#pragma warning(disable:4251)

#endif
//
//  Class: SoTexture
//
//  Texture node.
//

class SoVRMLImageTexture;
typedef     SoDEPRECATED SbBool VRMLPrequalifyFileCallback(const SbString &, void *, SoVRMLImageTexture *);
class SoDEPRECATED  SoVRMLImageTexture : public SoVRMLTexture {

  SO_NODE_HEADER(SoVRMLImageTexture);

 public:
  SoMFFilePathString url;

  SoVRMLImageTexture();

  static void setPrequalifyFileCallBack(VRMLPrequalifyFileCallback *, void *);
  void allowPrequalifyFile(SbBool);

  enum FileType {
    UNKNOWN = SoTexture::UNKNOWN,
    RGB = SoTexture::RGB,
    SGI = SoTexture::SGI,
    TIFF = SoTexture::TIFF,
    GIF = SoTexture::GIF,
    JPEG = SoTexture::JPEG,
    BMP = SoTexture::BMP,
    PNG = SoTexture::PNG,
    JPEG2000 = SoTexture::JPEG2000,
    PGX = SoTexture::PGX,
    PNM = SoTexture::PNM,
    RAS = SoTexture::RAS,
    DDS = SoTexture::DDS,
    HDRI = SoTexture::HDRI,
    NUM_FILETYPES };

  void setBitmapFileType(FileType in_type) { m_filetype = in_type; }
  FileType getBitmapFileType(void) { return (m_filetype); }
  const unsigned char *  getImage(SbVec2s &size, int &numcomp);

 private:

  virtual void doAction(SoAction *action);
  virtual void GLRender(SoGLRenderAction *action);
  virtual void callback(SoCallbackAction *action);

 private:
  static void         initClass();
  static void         exitClass();
  const SbString & getOverrideURL() { return overrideURL; }
  void setOverrideURL(const SbString &path) { overrideURL = path; }

  //If SoPreference OIV_VRML_IMAGETEXTURE_MODEL_SUPPORT environment variable is set (TRUE by default),
  // textureModel will be used as is( GL_MODULATE by default)
  //Otherwise, the VRML2 specs will be respected, and textureModel will be GL_MODULATE for grayscale images, GL_REPLACE for all others.
  //Enum values are : GL_MODULATE, GL_DECAL, GL_BLEND, GL_REPLACE, GL_ADD, GL_COMBINE
  SoSFEnum textureModel;

 private:
  // Reads stuff into instance. Returns FALSE on error.
  virtual SbBool readInstance(SoInput *in, unsigned short flags);

  virtual ~SoVRMLImageTexture();

  //Check the textureModel field
  void checkTextureModel( int numComponents );

  int getReadStatus() { return readStatus; }
  void setReadStatus(int s) { readStatus = s; }

  // Read libimage-format file
  virtual void copyContents(const SoFieldContainer *fromFC,
                            SbBool copyConnections);

 private:
  // These keep the image and filename fields in sync.
  SbString overrideURL;
  SoFieldSensor *imageSensor;
  static void imageChangedCB(void *, SoSensor *);
  SoFieldSensor *filenameSensor;
  static void filenameChangedCB(void *, SoSensor *);
  SoFieldSensor *repeatSSensor;
  static void repeatChangedCB(void *, SoSensor *);
  SoFieldSensor *repeatTSensor;

  int readStatus;

  static VRMLPrequalifyFileCallback *prequalifyFileCB;
  static void *prequalifyFileCB_udata;

  SbBool prequalifyFileFlag;

  // Display list info for this texture:
  SbThreadStorage< SoGLTexCacheList* > m_texList;

  SbThreadRWMutex  *m_mutex;

  // Hidden fields

  SoMFString model;
  SoSFColor blendColor;
  SoSFImage image;

  FileType m_filetype;

  int m_numRenderCaches;
};

#ifdef _MSC_VER
#pragma warning( pop )

#endif


#if defined(OIV_IGNORE_VRML_DEPRECATED)
  #pragma pop_macro("SoDEPRECATED_TYPEDEF")
  #pragma pop_macro("SoDEPRECATED_CLASS")
#endif

#endif /* _SO_VRMLIMAGE_TEXTURE_ */

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Open Inventor Toolkit reference manual, generated on 12 Feb 2024
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