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License statement text corrected; compiler warnings caused by Bison 2.41 disabled for MSVC; a few other compiler warnings on 54-bit Windows eliminated by appropriate type cast Wrong license statements corrected in several files. Copyright and license statements added in XSD and GLSL files. Copyright year updated in some files. Obsolete documentation files removed from DrawResources.
271 lines
7.8 KiB
Plaintext
271 lines
7.8 KiB
Plaintext
-- Copyright (c) 1991-1999 Matra Datavision
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-- Copyright (c) 1999-2014 OPEN CASCADE SAS
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--
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-- This file is part of Open CASCADE Technology software library.
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--
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-- This library is free software; you can redistribute it and/or modify it under
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-- the terms of the GNU Lesser General Public License version 2.1 as published
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-- by the Free Software Foundation, with special exception defined in the file
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-- OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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-- distribution for complete text of the license and disclaimer of any warranty.
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--
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-- Alternatively, this file may be used under the terms of Open CASCADE
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-- commercial license or contractual agreement.
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class Mat2d from gp inherits Storable
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---Purpose:
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-- Describes a two column, two row matrix. This sort of
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-- object is used in various vectorial or matrix computations.
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uses XY from gp,
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XYZ from gp
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raises ConstructionError from Standard,
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OutOfRange from Standard
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is
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Create returns Mat2d;
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---C++: inline
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--- Purpose : Creates a matrix with null coefficients.
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Create (Col1, Col2 : XY) returns Mat2d;
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--- Purpose :
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-- Col1, Col2 are the 2 columns of the matrix.
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SetCol (me : in out; Col : Integer; Value : XY)
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--- Purpose : Assigns the two coordinates of Value to the column of range
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-- Col of this matrix
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-- Raises OutOfRange if Col < 1 or Col > 2.
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raises OutOfRange
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is static;
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SetCols (me : in out; Col1, Col2 : XY)
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--- Purpose : Assigns the number pairs Col1, Col2 to the two columns of this matrix
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is static;
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SetDiagonal (me : in out; X1, X2 : Real) is static;
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---C++: inline
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--- Purpose :
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-- Modifies the main diagonal of the matrix.
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-- <me>.Value (1, 1) = X1
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-- <me>.Value (2, 2) = X2
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-- The other coefficients of the matrix are not modified.
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SetIdentity (me : in out) is static;
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---C++: inline
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--- Purpose : Modifies this matrix, so that it represents the Identity matrix.
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SetRotation (me : in out; Ang : Real) is static;
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--- Purpose :
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-- Modifies this matrix, so that it representso a rotation. Ang is the angular
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-- value in radian of the rotation.
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---C++: inline
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SetRow (me : in out; Row : Integer; Value : XY)
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--- Purpose : Assigns the two coordinates of Value to the row of index Row of this matrix.
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-- Raises OutOfRange if Row < 1 or Row > 2.
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raises OutOfRange
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is static;
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SetRows (me : in out; Row1, Row2 : XY) is static;
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--- Purpose : Assigns the number pairs Row1, Row2 to the two rows of this matrix.
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SetScale (me : in out; S : Real) is static;
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---C++: inline
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--- Purpose :
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-- Modifies the matrix such that it
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-- represents a scaling transformation, where S is the scale factor :
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-- | S 0.0 |
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-- <me> = | 0.0 S |
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SetValue (me : in out; Row, Col : Integer; Value : Real)
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--- Purpose : Assigns <Value> to the coefficient of row Row, column Col of this matrix.
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-- Raises OutOfRange if Row < 1 or Row > 2 or Col < 1 or Col > 2
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---C++: inline
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raises OutOfRange
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is static;
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Column (me; Col : Integer) returns XY
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--- Purpose : Returns the column of Col index.
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-- Raises OutOfRange if Col < 1 or Col > 2
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raises OutOfRange
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is static;
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Determinant (me) returns Real is static;
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---C++: inline
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--- Purpose : Computes the determinant of the matrix.
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Diagonal (me) returns XY is static;
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--- Purpose : Returns the main diagonal of the matrix.
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Row (me; Row : Integer) returns XY
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--- Purpose : Returns the row of index Row.
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raises OutOfRange
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--- Purpose : Raised if Row < 1 or Row > 2
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is static;
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Value (me; Row, Col : Integer) returns Real
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--- Purpose : Returns the coefficient of range (Row, Col)
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-- Raises OutOfRange
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-- if Row < 1 or Row > 2 or Col < 1 or Col > 2
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---C++: inline
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---C++: return const &
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---C++: alias operator()
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raises OutOfRange
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is static;
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ChangeValue (me : in out; Row, Col : Integer) returns Real
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--- Purpose : Returns the coefficient of range (Row, Col)
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-- Raises OutOfRange
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-- if Row < 1 or Row > 2 or Col < 1 or Col > 2
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---C++: inline
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---C++: return &
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---C++: alias operator()
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raises OutOfRange
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is static;
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IsSingular (me) returns Boolean is static;
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--- Purpose :
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-- Returns true if this matrix is singular (and therefore, cannot be inverted).
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-- The Gauss LU decomposition is used to invert the matrix
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-- so the matrix is considered as singular if the largest
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-- pivot found is lower or equal to Resolution from gp.
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---C++: inline
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Add (me : in out; Other : Mat2d) is static;
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---C++: inline
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---C++: alias operator +=
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Added (me; Other : Mat2d) returns Mat2d is static;
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---C++: inline
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---C++: alias operator +
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--- Purpose :
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-- Computes the sum of this matrix and the matrix
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-- Other.for each coefficient of the matrix :
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-- <me>.Coef(i,j) + <Other>.Coef(i,j)
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-- Note:
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-- - operator += assigns the result to this matrix, while
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-- - operator + creates a new one.
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Divide (me : in out; Scalar : Real) is static;
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---C++: inline
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---C++: alias operator /=
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Divided (me; Scalar : Real) returns Mat2d is static;
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---C++: inline
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---C++: alias operator /
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--- Purpose :
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-- Divides all the coefficients of the matrix by a scalar.
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Invert (me : in out) raises ConstructionError is static;
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Inverted (me) returns Mat2d raises ConstructionError is static;
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--- Purpose :
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-- Inverses the matrix and raises exception if the matrix
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-- is singular.
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---C++: inline
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Multiplied (me; Other : Mat2d) returns Mat2d is static;
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---C++: inline
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---C++: alias operator *
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Multiply (me : in out; Other : Mat2d) is static;
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--- Purpose :
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-- Computes the product of two matrices <me> * <Other>
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---C++: inline
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-- C++: alias operator *=
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PreMultiply(me : in out; Other : Mat2d) is static;
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--- Purpose : Modifies this matrix by premultiplying it by the matrix Other
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-- <me> = Other * <me>.
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---C++: inline
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Multiplied (me; Scalar : Real) returns Mat2d is static;
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---C++: inline
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---C++: alias operator *
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Multiply (me : in out; Scalar : Real) is static;
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--- Purpose :
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-- Multiplies all the coefficients of the matrix by a scalar.
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---C++: inline
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---C++: alias operator *=
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Power (me : in out; N : Integer) raises ConstructionError is static;
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Powered (me; N : Integer) returns Mat2d raises ConstructionError is static;
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--- Purpose :
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-- computes <me> = <me> * <me> * .......* <me>, N time.
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-- if N = 0 <me> = Identity
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-- if N < 0 <me> = <me>.Invert() *...........* <me>.Invert().
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-- If N < 0 an exception can be raised if the matrix is not
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-- inversible
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---C++: inline
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Subtract (me : in out; Other : Mat2d) is static;
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---C++: inline
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---C++: alias operator -=
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Subtracted (me; Other : Mat2d) returns Mat2d is static;
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---C++: inline
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---C++: alias operator -
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--- Purpose :
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-- Computes for each coefficient of the matrix :
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-- <me>.Coef(i,j) - <Other>.Coef(i,j)
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Transpose (me : in out) is static;
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---C++: inline
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Transposed (me) returns Mat2d is static;
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--- Purpose :
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-- Transposes the matrix. A(j, i) -> A (i, j)
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---C++: inline
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fields
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matrix : Real[2, 2];
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friends
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class Trsf2d from gp,
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class GTrsf2d from gp,
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class XY from gp
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end;
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