Implementing the tnlGrid and the Lax-Fridrichs scheme. (6200b55b) · Commits · TNL / tnl-dev

src/implementation/mesh/tnlGrid1D_impl.h

+13 −9

Original line number	Diff line number	Diff line
		@@ -66,7 +66,7 @@ void tnlGrid< 1, Real, Device, Index, Geometry > :: setDimensions( const Index x
		this -> dimensions. x() = xSize;
		dofs = xSize;

		tnlTuple< 1, Real > parametricStep;
		VertexType parametricStep;
		parametricStep. x() = proportions. x() / xSize;
		geometry. setParametricStep( parametricStep );
		}
		@@ -75,7 +75,7 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		void tnlGrid< 1, Real, Device, Index, Geometry > :: setDimensions( const tnlTuple< 1, Index >& dimensions )
		void tnlGrid< 1, Real, Device, Index, Geometry > :: setDimensions( const CoordinatesType& dimensions )
		{
		this -> setDimensions( dimensions. x() );
		}
		@@ -84,7 +84,8 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		const tnlTuple< 1, Index >& tnlGrid< 1, Real, Device, Index, Geometry > :: getDimensions() const
		const typename tnlGrid< 1, Real, Device, Index, Geometry > :: CoordinatesType&
		tnlGrid< 1, Real, Device, Index, Geometry > :: getDimensions() const
		{
		return this -> dimensions;
		}
		@@ -93,7 +94,7 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		void tnlGrid< 1, Real, Device, Index, Geometry > :: setOrigin( const tnlTuple< 1, Real >& origin )
		void tnlGrid< 1, Real, Device, Index, Geometry > :: setOrigin( const VertexType& origin )
		{
		this -> origin = origin;
		}
		@@ -102,7 +103,8 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		const tnlTuple< 1, Real >& tnlGrid< 1, Real, Device, Index, Geometry > :: getOrigin() const
		const typename tnlGrid< 1, Real, Device, Index, Geometry > :: VertexType&
		tnlGrid< 1, Real, Device, Index, Geometry > :: getOrigin() const
		{
		return this -> origin;
		}
		@@ -111,7 +113,7 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		void tnlGrid< 1, Real, Device, Index, Geometry > :: setProportions( const tnlTuple< 1, Real >& proportions )
		void tnlGrid< 1, Real, Device, Index, Geometry > :: setProportions( const VertexType& proportions )
		{
		this -> proportions = proportions;
		this -> setDimensions( this -> dimensions );
		@@ -121,7 +123,8 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		const tnlTuple< 1, Real >& tnlGrid< 1, Real, Device, Index, Geometry > :: getProportions() const
		const typename tnlGrid< 1, Real, Device, Index, Geometry > :: VertexType&
		tnlGrid< 1, Real, Device, Index, Geometry > :: getProportions() const
		{
		return this -> proportions;
		}
		@@ -130,7 +133,7 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		void tnlGrid< 1, Real, Device, Index, Geometry > :: setParametricStep( const tnlTuple< 1, Real >& parametricStep )
		void tnlGrid< 1, Real, Device, Index, Geometry > :: setParametricStep( const VertexType& parametricStep )
		{
		this -> proportions. x() = this -> dimensions. x() * parametricStep. x();
		geometry. setParametricStep( parametricStep );
		@@ -140,7 +143,8 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		const tnlTuple< 1, Real >& tnlGrid< 1, Real, Device, Index, Geometry > :: getParametricStep() const
		const typename tnlGrid< 1, Real, Device, Index, Geometry > :: VertexType&
		tnlGrid< 1, Real, Device, Index, Geometry > :: getParametricStep() const
		{
		return geometry. getParametricStep();
		}

src/implementation/mesh/tnlGrid2D_impl.h

+37 −22

Original line number	Diff line number	Diff line
		@@ -68,7 +68,7 @@ void tnlGrid< 2, Real, Device, Index, Geometry > :: setDimensions( const Index x
		this -> dimensions. x() = xSize;
		this -> dimensions. y() = ySize;
		dofs = ySize * xSize;
		tnlTuple< 2, Real > parametricStep;
		VertexType parametricStep;
		parametricStep. x() = proportions. x() / xSize;
		parametricStep. y() = proportions. y() / ySize;
		geometry. setParametricStep( parametricStep );
		@@ -78,7 +78,7 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		void tnlGrid< 2, Real, Device, Index, Geometry > :: setDimensions( const tnlTuple< 2, Index >& dimensions )
		void tnlGrid< 2, Real, Device, Index, Geometry > :: setDimensions( const CoordinatesType& dimensions )
		{
		this -> setDimensions( dimensions. x(), dimensions. y() );
		}
		@@ -87,7 +87,8 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		const tnlTuple< 2, Index >& tnlGrid< 2, Real, Device, Index, Geometry > :: getDimensions() const
		const typename tnlGrid< 2, Real, Device, Index, Geometry > :: CoordinatesType&
		tnlGrid< 2, Real, Device, Index, Geometry > :: getDimensions() const
		{
		return this -> dimensions;
		}
		@@ -96,7 +97,7 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		void tnlGrid< 2, Real, Device, Index, Geometry > :: setOrigin( const tnlTuple< 2, Real >& origin )
		void tnlGrid< 2, Real, Device, Index, Geometry > :: setOrigin( const VertexType& origin )
		{
		this -> origin = origin;
		}
		@@ -105,7 +106,8 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		const tnlTuple< 2, Real >& tnlGrid< 2, Real, Device, Index, Geometry > :: getOrigin() const
		const typename tnlGrid< 2, Real, Device, Index, Geometry > :: VertexType&
		tnlGrid< 2, Real, Device, Index, Geometry > :: getOrigin() const
		{
		return this -> origin;
		}
		@@ -114,10 +116,10 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		void tnlGrid< 2, Real, Device, Index, Geometry > :: setProportions( const tnlTuple< 2, Real >& proportions )
		void tnlGrid< 2, Real, Device, Index, Geometry > :: setProportions( const VertexType& proportions )
		{
		this -> proportions = proportions;
		tnlTuple< 2, Real > parametricStep;
		VertexType parametricStep;
		parametricStep. x() = proportions. x() / ( this -> dimensions. x() - 1 );
		parametricStep. y() = proportions. y() / ( this -> dimensions. y() - 1 );
		geometry. setParametricStep( parametricStep );
		@@ -127,7 +129,8 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		const tnlTuple< 2, Real >& tnlGrid< 2, Real, Device, Index, Geometry > :: getProportions() const
		const typename tnlGrid< 2, Real, Device, Index, Geometry > :: VertexType&
		tnlGrid< 2, Real, Device, Index, Geometry > :: getProportions() const
		{
		return this -> proportions;
		}
		@@ -136,7 +139,7 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		void tnlGrid< 2, Real, Device, Index, Geometry > :: setParametricStep( const tnlTuple< 2, Real >& spaceStep )
		void tnlGrid< 2, Real, Device, Index, Geometry > :: setParametricStep( const VertexType& spaceStep )
		{
		this -> proportions. x() = this -> dimensions. x() *
		geometry. getParametricStep(). x();
		@@ -148,7 +151,8 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		const tnlTuple< 2, Real >& tnlGrid< 2, Real, Device, Index, Geometry > :: getParametricStep() const
		const typename tnlGrid< 2, Real, Device, Index, Geometry > :: VertexType&
		tnlGrid< 2, Real, Device, Index, Geometry > :: getParametricStep() const
		{
		/*tnlAssert( dimensions. x() > 0,
		cerr << "Cannot get the space step hx since number of Elements along the x axis is not known in tnlGrid "
		@@ -188,7 +192,7 @@ template< typename Real,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		void tnlGrid< 2, Real, Device, Index, Geometry > :: getElementCoordinates( const Index element,
		tnlTuple< 2, Index >& coordinates ) const
		CoordinatesType& coordinates ) const
		{
		tnlAssert( i >= 0 && i < dofs,
		cerr << " i = " << i << " dofs = " << dofs
		@@ -203,8 +207,8 @@ template< typename Real,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		Index tnlGrid< 2, Real, Device, Index, Geometry > :: getElementNeighbour( const Index Element,
		const Index dy,
		const Index dx ) const
		const Index dx,
		const Index dy ) const
		{
		tnlAssert( Element + dy * this -> dimensions. x() + dx < getDofs(),
		cerr << "Index of neighbour with dx = " << dx
		@@ -228,8 +232,8 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		void tnlGrid< 2, Real, Device, Index, Geometry > :: getElementCenter( const tnlTuple< 2, Index >& coordinates,
		tnlTuple< 2, Real >& center ) const
		void tnlGrid< 2, Real, Device, Index, Geometry > :: getElementCenter( const CoordinatesType& coordinates,
		VertexType& center ) const
		{
		geometry. getElementCenter( origin, coordinates, center );
		}
		@@ -238,7 +242,7 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		Real tnlGrid< 2, Real, Device, Index, Geometry > :: getElementMeasure( const tnlTuple< 2, Index >& coordinates ) const
		Real tnlGrid< 2, Real, Device, Index, Geometry > :: getElementMeasure( const CoordinatesType& coordinates ) const
		{
		return geometry. getElementMeasure( coordinates );
		}
		@@ -263,18 +267,29 @@ Real tnlGrid< 2, Real, Device, Index, Geometry > :: getEdgeLength( const Index j
		const Index i ) const
		{
		return geometry. getEdgeLength< dy, dx >( j, i );
		}*/

		template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		template< int dx, int dy >
		void tnlGrid< 2, Real, Device, Index, Geometry > :: getEdgeNormal( const CoordinatesType& coordinates,
		VertexType& normal ) const
		{
		return geometry. getEdgeNormal< dx, dy >( coordinates, normal );
		}

		template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		template< int dy, int dx >
		tnlTuple< 2, Real > tnlGrid< 2, Real, Device, Index, Geometry > :: getEdgeNormal( const Index j,
		const Index i ) const
		template< int dx, int dy >
		void tnlGrid< 2, Real, Device, Index, Geometry > :: getVertex( const CoordinatesType& elementCoordinates,
		VertexType& vertex ) const
		{
		return geometry. getEdgeNormal< dy, dx >( j, i );
		}*/
		return geometry. getVertex< dx, dy >( elementCoordinates, vertex );
		}

		template< typename Real,
		typename Device,
		@@ -317,7 +332,7 @@ bool tnlGrid< 2, Real, Device, Index, Geometry > :: load( tnlFile& file )
		return false;
		this -> dofs = this -> getDimensions(). x() *
		this -> getDimensions(). y();
		tnlTuple< 2, Real > parametricStep;
		VertexType parametricStep;
		parametricStep. x() = proportions. x() / ( this -> dimensions. x() - 1 );
		parametricStep. y() = proportions. y() / ( this -> dimensions. y() - 1 );
		geometry. setParametricStep( parametricStep );

src/implementation/mesh/tnlGrid3D_impl.h

+13 −27

Original line number	Diff line number	Diff line
		@@ -74,7 +74,7 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		void tnlGrid< 3, Real, Device, Index, Geometry > :: setDimensions( const tnlTuple< 3, Index >& dimensions )
		void tnlGrid< 3, Real, Device, Index, Geometry > :: setDimensions( const CoordinatesType& dimensions )
		{
		this -> setDimensions( this -> dimensions. x(), this -> dimensions. y(), this -> dimensions. z() );
		}
		@@ -83,7 +83,8 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		const tnlTuple< 3, Index >& tnlGrid< 3, Real, Device, Index, Geometry > :: getDimensions() const
		const typename tnlGrid< 3, Real, Device, Index, Geometry > :: CoordinatesType&
		tnlGrid< 3, Real, Device, Index, Geometry > :: getDimensions() const
		{
		return this -> dimensions;
		}
		@@ -92,7 +93,7 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		void tnlGrid< 3, Real, Device, Index, Geometry > :: setOrigin( const tnlTuple< 3, Real >& origin )
		void tnlGrid< 3, Real, Device, Index, Geometry > :: setOrigin( const VertexType& origin )
		{
		this -> origin = origin;
		}
		@@ -101,7 +102,8 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		const tnlTuple< 3, Real >& tnlGrid< 3, Real, Device, Index, Geometry > :: getOrigin() const
		const typename tnlGrid< 3, Real, Device, Index, Geometry > :: VertexType&
		tnlGrid< 3, Real, Device, Index, Geometry > :: getOrigin() const
		{
		return this -> origin;
		}
		@@ -110,7 +112,7 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		void tnlGrid< 3, Real, Device, Index, Geometry > :: setProportions( const tnlTuple< 3, Real >& proportions )
		void tnlGrid< 3, Real, Device, Index, Geometry > :: setProportions( const VertexType& proportions )
		{
		this -> proportions = proportions;
		}
		@@ -119,7 +121,8 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		const tnlTuple< 3, Real >& tnlGrid< 3, Real, Device, Index, Geometry > :: getProportions() const
		const typename tnlGrid< 3, Real, Device, Index, Geometry > :: VertexType&
		tnlGrid< 3, Real, Device, Index, Geometry > :: getProportions() const
		{
		return this -> proportions;
		}
		@@ -128,7 +131,7 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		void tnlGrid< 3, Real, Device, Index, Geometry > :: setParametricStep( const tnlTuple< 3, Real >& spaceStep )
		void tnlGrid< 3, Real, Device, Index, Geometry > :: setParametricStep( const VertexType& spaceStep )
		{
		this -> proportions. x() = this -> dimensions. x() *
		spaceStep. x();
		@@ -142,27 +145,10 @@ template< typename Real,
		typename Device,
		typename Index,
		template< int, typename, typename, typename > class Geometry >
		tnlTuple< 3, Real > tnlGrid< 3, Real, Device, Index, Geometry > :: getParametricStep() const
		const typename tnlGrid< 3, Real, Device, Index, Geometry > :: VertexType&
		tnlGrid< 3, Real, Device, Index, Geometry > :: getParametricStep() const
		{
		tnlAssert( dimensions. x() > 0,
		cerr << "Cannot get the space step hx since number of Elements along the x axis is not known in tnlGrid "
		<< this -> getName() );
		tnlAssert( dimensions. y() > 0,
		cerr << "Cannot get the space step hy since number of Elements along the y axis is not known in tnlGrid "
		<< this -> getName() );
		tnlAssert( dimensions. z() > 0,
		cerr << "Cannot get the space step hz since number of Elements along the z axis is not known in tnlGrid "
		<< this -> getName() );

		tnlTuple< 3, RealType > spaceStep;
		spaceStep. x() =
		this -> proportions. x() / ( Real ) ( this -> dimensions. x() - 1 );
		spaceStep. y() =
		this -> proportions. y() / ( Real ) ( this -> dimensions. y() - 1 );
		spaceStep. z() =
		this -> proportions. z() / ( Real ) ( this -> dimensions. z() - 1 );

		return spaceStep;
		//return geometry. getParametricStep();
		}

		template< typename Real,

src/implementation/mesh/tnlIdenticalGridGeometry_impl.h

+25 −24

Original line number	Diff line number	Diff line
		@@ -28,7 +28,7 @@
		template< typename Real,
		typename Device,
		typename Index >
		void tnlIdenticalGridGeometry< 1, Real, Device, Index > :: setParametricStep( const tnlTuple< 1, Real >& parametricStep )
		void tnlIdenticalGridGeometry< 1, Real, Device, Index > :: setParametricStep( const VertexType& parametricStep )
		{
		this -> parametricStep = parametricStep;
		this -> elementMeasure = this -> parametricStep. x();
		@@ -37,7 +37,8 @@ void tnlIdenticalGridGeometry< 1, Real, Device, Index > :: setParametricStep( co
		template< typename Real,
		typename Device,
		typename Index >
		const tnlTuple< 1, Real >& tnlIdenticalGridGeometry< 1, Real, Device, Index > :: getParametricStep() const
		const typename tnlIdenticalGridGeometry< 1, Real, Device, Index > :: VertexType&
		tnlIdenticalGridGeometry< 1, Real, Device, Index > :: getParametricStep() const
		{
		return this -> parametricStep;
		}
		@@ -45,9 +46,9 @@ const tnlTuple< 1, Real >& tnlIdenticalGridGeometry< 1, Real, Device, Index > ::
		template< typename Real,
		typename Device,
		typename Index >
		void tnlIdenticalGridGeometry< 1, Real, Device, Index > :: getElementCenter( const tnlTuple< 1, Real >& origin,
		const tnlTuple< 1, Index >& coordinates,
		tnlTuple< 1, Real >& center ) const
		void tnlIdenticalGridGeometry< 1, Real, Device, Index > :: getElementCenter( const VertexType& origin,
		const CoordinatesType& coordinates,
		VertexType& center ) const
		{
		center. x() = ( coordinates. x() + 0.5 ) * parametricStep. x();
		}
		@@ -55,7 +56,7 @@ void tnlIdenticalGridGeometry< 1, Real, Device, Index > :: getElementCenter( con
		template< typename Real,
		typename Device,
		typename Index >
		Real tnlIdenticalGridGeometry< 1, Real, Device, Index > :: getElementMeasure( const Index i ) const
		Real tnlIdenticalGridGeometry< 1, Real, Device, Index > :: getElementMeasure( const CoordinatesType& i ) const
		{
		return elementMeasure;
		}
		@@ -74,8 +75,8 @@ template< typename Real,
		typename Index >
		template< Index dx >
		void tnlIdenticalGridGeometry< 1, Real, Device, Index > :: getEdgeCoordinates( const Index i,
		const tnlTuple< 1, Real >& origin,
		tnlTuple< 1, Real >& coordinates ) const
		const VertexType& origin,
		VertexType& coordinates ) const
		{
		coordinates. x() = origin. x() + ( i + 0.5 * ( 1.0 + dx ) ) * parametricStep. x();
		}
		@@ -94,7 +95,7 @@ template< typename Real,
		typename Index >
		template< Index dx >
		void tnlIdenticalGridGeometry< 1, Real, Device, Index > :: getEdgeNormal( const Index i,
		tnlTuple< 1, Real >& normal ) const
		VertexType& normal ) const
		{
		tnlAssert( dx == 1 \|\| dx == -1, cerr << " dx = " << dx << " dy = " << dy << endl );
		normal. x() = dx;
		@@ -128,7 +129,7 @@ bool tnlIdenticalGridGeometry< 1, Real, Device, Index > :: load( tnlFile& file )
		template< typename Real,
		typename Device,
		typename Index >
		void tnlIdenticalGridGeometry< 2, Real, Device, Index > :: setParametricStep( const tnlTuple< 2, Real >& parametricStep )
		void tnlIdenticalGridGeometry< 2, Real, Device, Index > :: setParametricStep( const VertexType& parametricStep )
		{
		this -> parametricStep = parametricStep;
		this -> elementMeasure = this -> parametricStep. x() * this -> parametricStep. y();
		@@ -137,7 +138,8 @@ void tnlIdenticalGridGeometry< 2, Real, Device, Index > :: setParametricStep( co
		template< typename Real,
		typename Device,
		typename Index >
		const tnlTuple< 2, Real >& tnlIdenticalGridGeometry< 2, Real, Device, Index > :: getParametricStep() const
		const typename tnlIdenticalGridGeometry< 2, Real, Device, Index > :: VertexType&
		tnlIdenticalGridGeometry< 2, Real, Device, Index > :: getParametricStep() const
		{
		return this -> parametricStep;
		}
		@@ -145,9 +147,9 @@ const tnlTuple< 2, Real >& tnlIdenticalGridGeometry< 2, Real, Device, Index > ::
		template< typename Real,
		typename Device,
		typename Index >
		void tnlIdenticalGridGeometry< 2, Real, Device, Index > :: getElementCenter( const tnlTuple< 2, Real >& origin,
		const tnlTuple< 2, Index >& coordinates,
		tnlTuple< 2, Real >& center ) const
		void tnlIdenticalGridGeometry< 2, Real, Device, Index > :: getElementCenter( const VertexType& origin,
		const CoordinatesType& coordinates,
		VertexType& center ) const
		{
		center. x() = ( coordinates. x() + 0.5 ) * parametricStep. x();
		center. y() = ( coordinates. y() + 0.5 ) * parametricStep. y();
		@@ -156,12 +158,12 @@ void tnlIdenticalGridGeometry< 2, Real, Device, Index > :: getElementCenter( con
		template< typename Real,
		typename Device,
		typename Index >
		Real tnlIdenticalGridGeometry< 2, Real, Device, Index > :: getElementMeasure( const tnlTuple< 2, Index >& coordinates ) const
		Real tnlIdenticalGridGeometry< 2, Real, Device, Index > :: getElementMeasure( const CoordinatesType& coordinates ) const
		{
		return elementMeasure;
		}

		template< typename Real,
		/*template< typename Real,
		typename Device,
		typename Index >
		template< Index dx, Index dy >
		@@ -183,8 +185,8 @@ template< typename Real,
		template< Index dx, Index dy >
		void tnlIdenticalGridGeometry< 2, Real, Device, Index > :: getEdgeCoordinates( const Index i,
		const Index j,
		const tnlTuple< 2, Real >& origin,
		tnlTuple< 2, Real >& coordinates ) const
		const VertexType& origin,
		VertexType& coordinates ) const
		{
		coordinates. x() = origin. x() + ( i + 0.5 * ( 1.0 + dx ) ) * parametricStep. x();
		coordinates. y() = origin. y() + ( j + 0.5 * ( 1.0 + dy ) ) * parametricStep. y();
		@@ -202,21 +204,20 @@ Real tnlIdenticalGridGeometry< 2, Real, Device, Index > :: getEdgeLength( const
		if( dy == 1 && dx == 0 )
		return parametricStep. x();
		tnlAssert( false, cerr << "Bad values of dx and dy - dx = " << dx << " dy = " << dy );
		}
		}*/

		template< typename Real,
		typename Device,
		typename Index >
		template< Index dx, Index dy >
		void tnlIdenticalGridGeometry< 2, Real, Device, Index > :: getEdgeNormal( const Index i,
		const Index j,
		tnlTuple< 2, Real >& normal ) const
		void tnlIdenticalGridGeometry< 2, Real, Device, Index > :: getEdgeNormal( const CoordinatesType& coordinates,
		VertexType& normal ) const
		{
		tnlAssert( ( dx == 0 \|\| dx == 1 \|\| dx == -1 \|\|
		dy == 0 \|\| dy == 1 \|\| dy == -1 ) &&
		dx * dy == 0, cerr << " dx = " << dx << " dy = " << dy << endl );
		normal. x() = dx;
		normal. y() = dy;
		normal. x() = dx * parametricStep. y();
		normal. y() = dy * parametricStep. x();;
		}

		template< typename Real,

src/implementation/schemes/diffusion/tnlLinearDiffusion_impl.h

+4 −4

Original line number	Diff line number	Diff line
		@@ -46,10 +46,10 @@ Real tnlLinearDiffusion< tnlGrid< 2, Real, Device, Index > > :: getDiffusion( co
		const Real hx = mesh -> getParametricStep(). x();
		const Real hy = mesh -> getParametricStep(). y();

		const Index e = mesh -> getElementNeighbour( c, 0, 1 );
		const Index w = mesh -> getElementNeighbour( c, 0, -1 );
		const Index n = mesh -> getElementNeighbour( c, 1, 0 );
		const Index s = mesh -> getElementNeighbour( c, -1, 0 );
		const Index e = mesh -> getElementNeighbour( c, 1, 0 );
		const Index w = mesh -> getElementNeighbour( c, -1, 0 );
		const Index n = mesh -> getElementNeighbour( c, 0, 1 );
		const Index s = mesh -> getElementNeighbour( c, 0, -1 );

		return ( f[ e ] - 2.0 * f[ c ] + f[ w ] ) / ( hx * hx ) +
		( f[ n ] - 2.0 * f[ c ] + f[ s ] ) / ( hy * hy );