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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: b3ddeflt.hxx,v $
*
* $Revision: 1.5 $
*
* last change: $Author: kz $ $Date: 2007-05-09 13:25:44 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* 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.
*
* 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.
*
* 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
*
************************************************************************/
#ifndef _B3D_B3DDEFLT_HXX
#define _B3D_B3DDEFLT_HXX
#ifndef _B3D_B3DCOMMN_HXX
#include "b3dcommn.hxx"
#endif
#ifndef _SV_BITMAP_HXX
#include <vcl/bitmap.hxx>
#endif
#ifndef _SV_SALBTYPE_HXX
#include <vcl/salbtype.hxx>
#endif
#ifndef _SV_ALPHA_HXX
#include <vcl/alpha.hxx>
#endif
#ifndef _BXD_INTERPOLATOR_HXX
#include "bxdintpo.hxx"
#endif
/*************************************************************************
|*
|* Die Basisklasse fuer Standard 3D Ausgaben auf StarView Basis
|*
\************************************************************************/
class Base3DDefault : public Base3DCommon
{
private:
// ZBuffer auch als BitMap
Bitmap aZBuffer;
// Bitmap zum Zeichnen im Hintergrund
Bitmap aPicture;
// Bitmaps fuer die Transparenz
Bitmap aMonoTransparence;
AlphaMask aAlphaTransparence;
// Position der oberen linken Ecke aus ImplSetViewport
Rectangle aSizePixel;
// Mit faktoren umgerechnete echte Bitmap-Groesse
Rectangle aLocalSizePixel;
// ZBuffer loeschwert
BitmapColor aClearValue;
// Zugriffe auf die BitMaps
BitmapWriteAccess* pZBufferWrite;
BitmapWriteAccess* pPictureWrite;
BitmapWriteAccess* pTransparenceWrite;
// Vergroeberungsstufe und dazugehoerige Variablen
double fDetail;
double fDetailBackup;
sal_Int32 nMaxPixels;
// Groesse der Textur, falls benutzt
double fTexWidth;
double fTexHeight;
// Punktkoodinaten fuer Primitive
Point aOutPointTop;
Point aOutPointLeft;
Point aOutPointRight;
// Zeiger auf die Ursprungsdaten
B3dEntity* pEntTop;
B3dEntity* pEntLeft;
B3dEntity* pEntRight;
// benoetigte Interpolatoren
BxdInterpolator aIntXPosLeft;
BxdInterpolator aIntXPosRight;
BxdInterpolator aIntDepthLeft;
BxdInterpolator aIntDepthRight;
BxdInterpolator aIntDepthLine;
// #96837#
// Added interpolators for real z coordinate in eye coor. In these,
// 1/z is interpolated to have a base for perspective corrected texturing.
BxdInterpolator aRealDepthLeft;
BxdInterpolator aRealDepthRight;
BxdInterpolator aRealDepthLine;
BxdInterpolator aIntTexSLeft;
BxdInterpolator aIntTexSRight;
BxdInterpolator aIntTexTLeft;
BxdInterpolator aIntTexTRight;
BxdInterpolator aIntTexSLine;
BxdInterpolator aIntTexTLine;
B3dVectorInterpolator aIntVectorLeft;
B3dVectorInterpolator aIntVectorRight;
B3dVectorInterpolator aIntVectorLine;
BxdColorInterpolator aIntColorLeft;
BxdColorInterpolator aIntColorRight;
BxdColorInterpolator aIntColorLine;
// Lokale Scissor Region (ohne TopLeft)
Rectangle aDefaultScissorRectangle;
// #i71618#
// derived from mfPolygonOffset in StartScene() using Z-Buffer depth
sal_uInt32 maPolygonOffset;
// bitfileld
// Booleans fuer Zeichenoperationen
unsigned bNormalsUsed : 1;
unsigned bTextureUsed : 1;
// Bool fuer Detailreduzierung
unsigned bReducedDetail : 1;
unsigned bDetailBackedup : 1;
// #96837#
// Bool for enabling/disabling perspective texture correction
unsigned mbPTCorrection : 1;
// Funktionen fuer erlangen/freigeben der BitmapAccesses
void AcquireAccess();
void ReleaseAccess();
// Umrechnung auf PixelCoor der Bitmaps und zurueck
Point GetPixelCoor(B3dEntity& rEntity);
basegfx::B3DPoint Get3DCoor(Point& rPnt, double fDepth);
// ZBuffer funktionen
inline sal_Bool IsInScissorRegion(sal_Int32 nX, sal_Int32 nY);
inline sal_Bool IsVisibleAndScissor(sal_Int32 nX, sal_Int32 nY, sal_uInt32 nDepth);
inline void WritePixel(sal_Int32 nX, sal_Int32 nY, Color aColor, sal_uInt32 nDepth);
// Zeilenerzeuger fuer Polygon
/*inline*/ void DrawLinePhongTexture(sal_Int32 nYPos, B3dMaterial& rMat);
/*inline*/ void DrawLinePhong(sal_Int32 nYPos, B3dMaterial& rMat);
/*inline*/ void DrawLineColorTexture(sal_Int32 nYPos);
/*inline*/ void DrawLineColor(sal_Int32 nYPos);
/*inline*/ void DrawLineTexture(sal_Int32 nYPos, Color& rCol);
/*inline*/ void DrawLine(sal_Int32 nYPos, Color& rCol);
inline void LoadLeft(sal_Int32 nSize);
inline void LoadLeftTexture(sal_Int32 nSize);
inline void LoadRight(sal_Int32 nSize);
inline void LoadRightTexture(sal_Int32 nSize);
inline void NextStepRight();
inline void NextStepRightTexture();
inline void NextStepLeft();
inline void NextStepLeftTexture();
public:
Base3DDefault(OutputDevice* pOutDev);
virtual ~Base3DDefault();
// Typbestimmung
virtual UINT16 GetBase3DType();
// Szenenverwaltung
virtual void StartScene();
virtual void EndScene();
// Nullwert des ZBuffers setzen
void SetClearValue(sal_uInt32 nNew) { aClearValue = Color(nNew); }
// Detailstufe/Vergroeberung der Ausgabe setzen/lesen
void SetDetail(double fNew=1.0);
double GetDetail() { return fDetail; }
void SetMaxPixels(sal_Int32 nNew=500000) { nMaxPixels = nNew; }
sal_Int32 GetMaxPixels() { return nMaxPixels; }
virtual void SetDisplayQuality(sal_uInt8 nNew);
// Callbacks bei Matrixaenderungen
virtual void SetTransformationSet(B3dTransformationSet* pSet);
protected:
// Geometrie
virtual void Clipped3DPoint(sal_uInt32 nInd);
virtual void Clipped3DLine(sal_uInt32 nInd1, sal_uInt32 nInd2);
virtual void Clipped3DTriangle(sal_uInt32 nInd1, sal_uInt32 nInd2, sal_uInt32 nInd3);
};
#endif // _B3D_B3DDEFLT_HXX
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