include/basegfx/matrix/b3dhommatrix.hxx

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  19
  20 #ifndef INCLUDED_BASEGFX_MATRIX_B3DHOMMATRIX_HXX
  21 #define INCLUDED_BASEGFX_MATRIX_B3DHOMMATRIX_HXX
  22
  23 #include <sal/types.h>
  24 #include <basegfx/point/b3dpoint.hxx>
  25 #include <basegfx/vector/b3dvector.hxx>
  26 #include <o3tl/cow_wrapper.hxx>
  27 #include <basegfx/basegfxdllapi.h>
  28
  29 namespace basegfx
  30 {
  31     class B3DTuple;
  32     class Impl3DHomMatrix;
  33
  34     class BASEGFX_DLLPUBLIC B3DHomMatrix
  35     {
  36     public:
  37         typedef o3tl::cow_wrapper< Impl3DHomMatrix, o3tl::ThreadSafeRefCountingPolicy > ImplType;
  38
  39     private:
  40         ImplType                                     mpImpl;
  41
  42     public:
  43         B3DHomMatrix();
  44         B3DHomMatrix(const B3DHomMatrix& rMat);
  45         B3DHomMatrix(B3DHomMatrix&& rMat);
  46         ~B3DHomMatrix();
  47
  48         double get(sal_uInt16 nRow, sal_uInt16 nColumn) const;
  49         void set(sal_uInt16 nRow, sal_uInt16 nColumn, double fValue);
  50
  51         // test if last line is default to see if last line needs to be
  52         // involved in calculations
  53         bool isLastLineDefault() const;
  54
  55         bool isIdentity() const;
  56         /// Reset to the identity matrix
  57         void identity();
  58
  59         /// Invert the matrix (if possible)
  60         void invert();
  61
  62         /// Calc the matrix determinant
  63         double determinant() const;
  64
  65         /// Rotation
  66         void rotate(double fAngleX,double fAngleY,double fAngleZ);
  67         void rotate(const B3DTuple& rRotation);
  68
  69         /// Translation
  70         void translate(double fX, double fY, double fZ);
  71         void translate(const B3DTuple& rTranslation);
  72
  73         /// Scaling
  74         void scale(double fX, double fY, double fZ);
  75         void scale(const B3DTuple& rScale);
  76
  77         // Shearing-Matrices
  78         void shearXY(double fSx, double fSy);
  79         void shearXZ(double fSx, double fSz);
  80
  81         // Projection matrices, used for converting between eye and
  82         // clip coordinates
  83         void frustum(double fLeft = -1.0, double fRight = 1.0,
  84             double fBottom = -1.0, double fTop = 1.0,
  85             double fNear = 0.001, double fFar = 1.0);
  86
  87         void ortho(double fLeft = -1.0, double fRight = 1.0,
  88             double fBottom = -1.0, double fTop = 1.0,
  89             double fNear = 0.0, double fFar = 1.0);
  90
  91         // build orientation matrix
  92         void orientation(
  93             const B3DPoint& rVRP = B3DPoint(0.0,0.0,1.0),
  94             B3DVector aVPN = B3DVector(0.0,0.0,1.0),
  95             B3DVector aVUV = B3DVector(0.0,1.0,0.0));
  96
  97         // addition, subtraction
  98         B3DHomMatrix& operator+=(const B3DHomMatrix& rMat);
  99         B3DHomMatrix& operator-=(const B3DHomMatrix& rMat);
 100
 101         // comparison
 102         bool operator==(const B3DHomMatrix& rMat) const;
 103         bool operator!=(const B3DHomMatrix& rMat) const;
 104
 105         // multiplication, division by constant value
 106         B3DHomMatrix& operator*=(double fValue);
 107         B3DHomMatrix& operator/=(double fValue);
 108
 109         // matrix multiplication (from the left)
 110         B3DHomMatrix& operator*=(const B3DHomMatrix& rMat);
 111
 112         // assignment operator
 113         B3DHomMatrix& operator=(const B3DHomMatrix& rMat);
 114         B3DHomMatrix& operator=(B3DHomMatrix&& rMat);
 115
 116         // decomposition
 117         void decompose(B3DTuple& rScale, B3DTuple& rTranslate, B3DTuple& rRotate, B3DTuple& rShear) const;
 118     };
 119
 120     inline B3DHomMatrix operator*(const B3DHomMatrix& rMatA, const B3DHomMatrix& rMatB)
 121     {
 122         B3DHomMatrix aMul(rMatB);
 123         aMul *= rMatA;
 124         return aMul;
 125     }
 126 } // end of namespace basegfx
 127
 128 #endif // INCLUDED_BASEGFX_MATRIX_B3DHOMMATRIX_HXX
 129
 130 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */