X-Git-Url: http://git.dev.opencascade.org/gitweb/?p=occt.git;a=blobdiff_plain;f=src%2FImage%2FImage_CompressedPixMap.hxx;h=541d5d867365d91c21a4d4ce78ead68ed506ef6b;hb=faff37677c2293ad207e6ad3e308aa65ffcd6375;hpb=691711cd3e118643fc475c59d6eb83f410de5c65

diff --git a/src/Image/Image_CompressedPixMap.hxx b/src/Image/Image_CompressedPixMap.hxx
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+// Copyright (c) 2020 OPEN CASCADE SAS
+//
+// This file is part of Open CASCADE Technology software library.
+//
+// This library is free software; you can redistribute it and/or modify it under
+// the terms of the GNU Lesser General Public License version 2.1 as published
+// by the Free Software Foundation, with special exception defined in the file
+// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
+// distribution for complete text of the license and disclaimer of any warranty.
+//
+// Alternatively, this file may be used under the terms of Open CASCADE
+// commercial license or contractual agreement.
+
+#ifndef _Image_CompressedPixMap_HeaderFile
+#define _Image_CompressedPixMap_HeaderFile
+
+#include <Image_Format.hxx>
+#include <Image_CompressedFormat.hxx>
+#include <NCollection_Array1.hxx>
+#include <NCollection_Buffer.hxx>
+#include <Standard_Type.hxx>
+
+//! Compressed pixmap data definition.
+//! It is defined independently from Image_PixMap, which defines only uncompressed formats.
+class Image_CompressedPixMap : public Standard_Transient
+{
+  DEFINE_STANDARD_RTTIEXT(Image_CompressedPixMap, Standard_Transient)
+public:
+
+  //! Return base (uncompressed) pixel format.
+  Image_Format BaseFormat() const { return myBaseFormat; }
+
+  //! Set base (uncompressed) pixel format.
+  void SetBaseFormat (Image_Format theFormat) { myBaseFormat = theFormat; }
+
+  //! Return compressed format.
+  Image_CompressedFormat CompressedFormat() const { return myFormat; }
+
+  //! Set compressed format.
+  void SetCompressedFormat (Image_CompressedFormat theFormat) { myFormat = theFormat; }
+
+  //! Return raw (compressed) data.
+  const Handle(NCollection_Buffer)& FaceData() const { return myFaceData; }
+
+  //! Set raw (compressed) data.
+  void SetFaceData (const Handle(NCollection_Buffer)& theBuffer) { myFaceData = theBuffer; }
+
+  //! Return Array of mipmap sizes, including base level.
+  const NCollection_Array1<Standard_Integer>& MipMaps() const { return myMipMaps; }
+
+  //! Return Array of mipmap sizes, including base level.
+  NCollection_Array1<Standard_Integer>& ChangeMipMaps() { return myMipMaps; }
+
+  //! Return TRUE if complete mip map level set (up to 1x1 resolution).
+  Standard_Boolean IsCompleteMipMapSet() const { return myIsCompleteMips; }
+
+  //! Set if complete mip map level set (up to 1x1 resolution).
+  void SetCompleteMipMapSet (Standard_Boolean theIsComplete) { myIsCompleteMips = theIsComplete; }
+
+  //! Return surface length in bytes.
+  Standard_Size FaceBytes() const { return myFaceBytes; }
+
+  //! Set surface length in bytes.
+  void SetFaceBytes (Standard_Size theSize) { myFaceBytes = theSize; }
+
+  //! Return surface width.
+  Standard_Integer SizeX() const { return mySizeX; }
+
+  //! Return surface height.
+  Standard_Integer SizeY() const { return mySizeY; }
+
+  //! Set surface width x height.
+  void SetSize (Standard_Integer theSizeX, Standard_Integer theSizeY)
+  {
+    mySizeX = theSizeX;
+    mySizeY = theSizeY;
+  }
+
+  //! Return TRUE if image layout is top-down (always true).
+  bool IsTopDown() const { return true; }
+
+  //! Return number of faces in the file; should be 6 for cubemap.
+  Standard_Integer NbFaces() const { return myNbFaces; }
+
+  //! Set number of faces in the file.
+  void SetNbFaces (Standard_Integer theSize) { myNbFaces = theSize; }
+
+public:
+
+  //! Empty constructor.
+  Image_CompressedPixMap()
+  : myFaceBytes (0), myNbFaces (0), mySizeX (0), mySizeY (0), myBaseFormat (Image_Format_UNKNOWN), myFormat (Image_CompressedFormat_UNKNOWN), myIsCompleteMips (false)  {}
+
+protected:
+
+  NCollection_Array1<Standard_Integer> myMipMaps; //!< Array of mipmap sizes, including base level
+  Handle(NCollection_Buffer) myFaceData;          //!< raw compressed data
+  Standard_Size              myFaceBytes;         //!< surface length in bytes
+  Standard_Integer           myNbFaces;           //!< number of faces in the file
+  Standard_Integer           mySizeX;             //!< surface width
+  Standard_Integer           mySizeY;             //!< surface height
+  Image_Format               myBaseFormat;        //!< base (uncompressed) pixel format
+  Image_CompressedFormat     myFormat;            //!< compressed format
+  Standard_Boolean           myIsCompleteMips;    //!< flag indicating complete mip map level set (up to 1x1 resolution)
+
+};
+
+#endif // _Image_CompressedPixMap_HeaderFile