47 lines
1.4 KiB
C++
47 lines
1.4 KiB
C++
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/******************************Module*Header*******************************\
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* Module Name: util.hxx
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*
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* Copyright (c) 1997 Microsoft Corporation
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*
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\**************************************************************************/
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#ifndef __uidemo_util_hxx__
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#define __uidemo_util_hxx__
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#include "mtk.hxx"
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class VIEW {
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public:
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// void CalcWindowRect( ISIZE *pWinSize, GLRECT *pRect );
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float fViewDist;
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float fovy;
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float fAspect;
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};
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//#define QUAD_SIZE 2.0f
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#define QUAD_SIZE 2.5f
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#define InvertY( y, height ) \
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( height - y - 1 )
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// Defines for get matrix updates
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#define UPDATE_MODELVIEW_MATRIX_BIT 1
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#define UPDATE_PROJECTION_MATRIX_BIT (1 << 1)
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#define UPDATE_VIEWPORT_BIT (1 << 2)
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#define UPDATE_ALL (UPDATE_MODELVIEW_MATRIX_BIT | \
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UPDATE_PROJECTION_MATRIX_BIT | \
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UPDATE_VIEWPORT_BIT )
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extern GLuint defaultQuad; // display list for quad
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extern void DrawRect( FSIZE *fSize );
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extern void DrawDefaultQuad();
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extern void AddSwapHintRect( GLIRECT *pRect );
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extern void CalcRect( POINT3D *ptr, POINT3D *pbl, GLIRECT *pRect );
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extern void CalcMinMaxRect( POINT3D *pts, GLIRECT *pRect, int nPts );
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extern void UpdateLocalTransforms( int bits );
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extern void TransformObjectToWindow( POINT3D *pIn, POINT3D *pOut, int nPts );
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extern void TransformWindowToObject( POINT3D *pIn, POINT3D *pOut );
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#endif // __uidemo_util_hxx__
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