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Diffstat (limited to 'source/blender/freestyle/intern/view_map/Functions0D.h')
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diff --git a/source/blender/freestyle/intern/view_map/Functions0D.h b/source/blender/freestyle/intern/view_map/Functions0D.h new file mode 100755 index 00000000000..4adbc8a1bf5 --- /dev/null +++ b/source/blender/freestyle/intern/view_map/Functions0D.h @@ -0,0 +1,500 @@ +// +// Filename : Functions0D.h +// Author(s) : Stephane Grabli, Emmanuel Turquin +// Purpose : Functions taking 0D input +// Date of creation : 01/07/2003 +// +/////////////////////////////////////////////////////////////////////////////// + + +// +// Copyright (C) : Please refer to the COPYRIGHT file distributed +// with this source distribution. +// +// This program is free software; you can redistribute it and/or +// modify it under the terms of the GNU General Public License +// as published by the Free Software Foundation; either version 2 +// of the License, or (at your option) any later version. +// +// This program 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 General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program; if not, write to the Free Software +// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +// +/////////////////////////////////////////////////////////////////////////////// + +#ifndef FUNCTIONS0D_H +# define FUNCTIONS0D_H + +# include "../system/Precision.h" +# include "Interface0D.h" +# include "../geometry/Geom.h" +# include "../system/Exception.h" +# include "../scene_graph/FrsMaterial.h" +# include <set> +# include <vector> +class FEdge; +class ViewEdge; +class SShape; + +using namespace Geometry; + +#include "../python/Director.h" + +// +// UnaryFunction0D (base class for functions in 0D) +// +/////////////////////////////////////////////////////////// + +template <class T> +/*! Base class for Unary Functions (functors) working + * on Interface0DIterator. + * A unary function will be used by calling + * its operator() on an Interface0DIterator. + * \attention In the scripting language, there exists + * several prototypes depending on the returned value type. + * For example, you would inherit from a UnaryFunction0DDouble + * if you wish to define a function that returns a double. + * The different existing prototypes are: + * - UnaryFunction0DVoid + * - UnaryFunction0DUnsigned + * - UnaryFunction0DReal + * - UnaryFunction0DFloat + * - UnaryFunction0DDouble + * - UnaryFunction0DVec2f + * - UnaryFunction0DVec3f + */ +class /*LIB_VIEW_MAP_EXPORT*/ UnaryFunction0D +{ +public: + + T result; + PyObject *py_uf0D; + + /*! The type of the value + * returned by the functor. + */ + typedef T ReturnedValueType; + /*! Default constructor. */ +UnaryFunction0D() { py_uf0D = 0;} + /*! Destructor; */ + virtual ~UnaryFunction0D() {} + /*! Returns the string "UnaryFunction0D" */ + virtual string getName() const { + return "UnaryFunction0D"; + } + /*! The operator (). + * \param iter + * An Interface0DIterator pointing onto + * the point at which we wish to evaluate + * the function. + * \return the result of the function of type T. + */ + virtual int operator()(Interface0DIterator& iter) { + return Director_BPy_UnaryFunction0D___call__( this, py_uf0D, iter ); + } + +}; + +# ifdef SWIG +%feature("director") UnaryFunction0D<void>; +%feature("director") UnaryFunction0D<unsigned>; +%feature("director") UnaryFunction0D<float>; +%feature("director") UnaryFunction0D<double>; +%feature("director") UnaryFunction0D<Vec2f>; +%feature("director") UnaryFunction0D<Vec3f>; +%feature("director") UnaryFunction0D<Id>; + +%template(UnaryFunction0DVoid) UnaryFunction0D<void>; +%template(UnaryFunction0DUnsigned) UnaryFunction0D<unsigned>; +%template(UnaryFunction0DFloat) UnaryFunction0D<float>; +%template(UnaryFunction0DDouble) UnaryFunction0D<double>; +%template(UnaryFunction0DVec2f) UnaryFunction0D<Vec2f>; +%template(UnaryFunction0DVec3f) UnaryFunction0D<Vec3f>; +%template(UnaryFunction0DId) UnaryFunction0D<Id>; +%template(UnaryFunction0DViewShape) UnaryFunction0D<ViewShape*>; +%template(UnaryFunction0DVectorViewShape) UnaryFunction0D<std::vector<ViewShape*> >; +# endif // SWIG + + +// +// Functions definitions +// +/////////////////////////////////////////////////////////// +class ViewShape; +namespace Functions0D { + + // GetXF0D + /*! Returns the X 3D coordinate of an Interface0D. */ + class LIB_VIEW_MAP_EXPORT GetXF0D : public UnaryFunction0D<real> + { + public: + /*! Returns the string "GetXF0D"*/ + string getName() const { + return "GetXF0D"; + } + /*! the () operator.*/ + int operator()(Interface0DIterator& iter) { + result = iter->getX(); + return 0; + } + }; + + // GetYF0D + /*! Returns the Y 3D coordinate of an Interface0D. */ + class LIB_VIEW_MAP_EXPORT GetYF0D : public UnaryFunction0D<real> + { + public: + /*! Returns the string "GetYF0D"*/ + string getName() const { + return "GetYF0D"; + } + /*! the () operator.*/ + int operator()(Interface0DIterator& iter) { + result = iter->getY(); + return 0; + } + }; + + // GetZF0D + /*! Returns the Z 3D coordinate of an Interface0D. */ + class LIB_VIEW_MAP_EXPORT GetZF0D : public UnaryFunction0D<real> + { + public: + /*! Returns the string "GetZF0D"*/ + string getName() const { + return "GetZF0D"; + } + /*! the () operator.*/ + int operator()(Interface0DIterator& iter) { + result = iter->getZ(); + return 0; + } + }; + + // GetProjectedXF0D + /*! Returns the X 3D projected coordinate of an Interface0D. */ + class LIB_VIEW_MAP_EXPORT GetProjectedXF0D : public UnaryFunction0D<real> + { + public: + /*! Returns the string "GetProjectedXF0D"*/ + string getName() const { + return "GetProjectedXF0D"; + } + /*! the () operator.*/ + int operator()(Interface0DIterator& iter) { + result = iter->getProjectedX(); + return 0; + } + }; + + // GetProjectedYF0D + /*! Returns the Y projected 3D coordinate of an Interface0D. */ + class LIB_VIEW_MAP_EXPORT GetProjectedYF0D : public UnaryFunction0D<real> + { + public: + /*! Returns the string "GetProjectedYF0D"*/ + string getName() const { + return "GetProjectedYF0D"; + } + /*! the () operator.*/ + int operator()(Interface0DIterator& iter) { + result = iter->getProjectedY(); + return 0; + } + }; + + // GetProjectedZF0D + /*! Returns the Z projected 3D coordinate of an Interface0D. */ + class LIB_VIEW_MAP_EXPORT GetProjectedZF0D : public UnaryFunction0D<real> + { + public: + /*! Returns the string "GetProjectedZF0D"*/ + string getName() const { + return "GetProjectedZF0D"; + } + /*! the () operator.*/ + int operator()(Interface0DIterator& iter) { + result = iter->getProjectedZ(); + return 0; + } + }; + + // GetCurvilinearAbscissaF0D + /*! Returns the curvilinear abscissa of an Interface0D in the context of its 1D element. */ + class LIB_VIEW_MAP_EXPORT GetCurvilinearAbscissaF0D : public UnaryFunction0D<float> + { + public: + /*! Returns the string "GetCurvilinearAbscissaF0D"*/ + string getName() const { + return "GetCurvilinearAbscissaF0D"; + } + /*! the () operator.*/ + int operator()(Interface0DIterator& iter) { + result = iter.t(); + return 0; + } + }; + + // GetParameterF0D + /*! Returns the parameter of an Interface0D in the context of its 1D element. */ + class LIB_VIEW_MAP_EXPORT GetParameterF0D : public UnaryFunction0D<float> + { + public: + /*! Returns the string "GetCurvilinearAbscissaF0D"*/ + string getName() const { + return "GetParameterF0D"; + } + /*! the () operator.*/ + int operator()(Interface0DIterator& iter) { + result = iter.u(); + return 0; + } + }; + + // VertexOrientation2DF0D + /*! Returns a Vec2r giving the 2D oriented tangent to the 1D element + * to which the Interface0DIterator& belongs to and + * evaluated at the Interface0D pointed by this Interface0DIterator&. + */ + class LIB_VIEW_MAP_EXPORT VertexOrientation2DF0D : public UnaryFunction0D<Vec2f> + { + public: + /*! Returns the string "VertexOrientation2DF0D"*/ + string getName() const { + return "VertexOrientation2DF0D"; + } + /*! the () operator.*/ + int operator()(Interface0DIterator& iter); + }; + + // VertexOrientation3DF0D + /*! Returns a Vec3r giving the 3D oriented tangent to the 1D element + * to which the Interface0DIterator& belongs to and + * evaluated at the Interface0D pointed by this Interface0DIterator&. + */ + class LIB_VIEW_MAP_EXPORT VertexOrientation3DF0D : public UnaryFunction0D<Vec3f> + { + public: + /*! Returns the string "VertexOrientation3DF0D"*/ + string getName() const { + return "VertexOrientation3DF0D"; + } + /*! the () operator.*/ + int operator()(Interface0DIterator& iter); + }; + + // Curvature2DAngleF0D + /*! Returns a real giving the 2D curvature (as an angle) of the 1D element + * to which the Interface0DIterator& belongs to and + * evaluated at the Interface0D pointed by this Interface0DIterator&. + */ + class LIB_VIEW_MAP_EXPORT Curvature2DAngleF0D : public UnaryFunction0D<real> + { + public: + /*! Returns the string "Curvature2DAngleF0D"*/ + string getName() const { + return "Curvature2DAngleF0D"; + } + /*! the () operator.*/ + int operator()(Interface0DIterator& iter); + }; + + // ZDiscontinuity + /*! Returns a real giving the distance between + * and Interface0D and the shape that lies behind (occludee). + * This distance is evaluated in the camera space and normalized + * between 0 and 1. Therefore, if no oject is occluded by the + * shape to which the Interface0D belongs to, 1 is returned. + */ + class LIB_VIEW_MAP_EXPORT ZDiscontinuityF0D : public UnaryFunction0D<real> + { + public: + /*! Returns the string "ZDiscontinuityF0D"*/ + string getName() const { + return "ZDiscontinuityF0D"; + } + /*! the () operator.*/ + int operator()(Interface0DIterator& iter); + }; + + // Normal2DF0D + /*! Returns a Vec2f giving the normalized 2D normal to the 1D element + * to which the Interface0DIterator& belongs to and + * evaluated at the Interface0D pointed by this Interface0DIterator&. + */ + class LIB_VIEW_MAP_EXPORT Normal2DF0D : public UnaryFunction0D<Vec2f> + { + public: + /*! Returns the string "Normal2DF0D"*/ + string getName() const { + return "Normal2DF0D"; + } + /*! the () operator.*/ + int operator()(Interface0DIterator& iter); + }; + + // MaterialF0D + /*! Returns the material of the object evaluated at the Interface0D. + * This evaluation can be ambiguous (in the case of a TVertex for example. + * This functor tries to remove this ambiguity using the context + * offered by the 1D element to which the Interface0DIterator& belongs + * to and by arbitrary chosing the material of the face + * that lies on its left when following the 1D element if there + * are two different materials on each side of the point. + * However, there still can be problematic cases, and the user willing + * to deal with this cases in a specific way should implement + * its own getMaterial functor. + */ + class LIB_VIEW_MAP_EXPORT MaterialF0D : public UnaryFunction0D<FrsMaterial> + { + public: + /*! Returns the string "MaterialF0D"*/ + string getName() const { + return "MaterialF0D"; + } + /*! the () operator.*/ + int operator()(Interface0DIterator& iter); + }; + + // ShapeIdF0D + /*! Returns the Id of the Shape the Interface0D belongs to. + * This evaluation can be ambiguous (in the case of a TVertex for example). + * This functor tries to remove this ambiguity using the context + * offered by the 1D element to which the Interface0DIterator& belongs + * to. + * However, there still can be problematic cases, and the user willing + * to deal with this cases in a specific way should implement + * its own getShapeIdF0D functor. + */ + class LIB_VIEW_MAP_EXPORT ShapeIdF0D : public UnaryFunction0D<Id> + { + public: + /*! Returns the string "ShapeIdF0D"*/ + string getName() const { + return "ShapeIdF0D"; + } + /*! the () operator.*/ + int operator()(Interface0DIterator& iter); + }; + + // QiF0D + /*! Returns the quantitative invisibility of this Interface0D. + * This evaluation can be ambiguous (in the case of a TVertex for example). + * This functor tries to remove this ambiguity using the context + * offered by the 1D element to which the Interface0DIterator& belongs + * to. + * However, there still can be problematic cases, and the user willing + * to deal with this cases in a specific way should implement + * its own getQIF0D functor. + */ + class LIB_VIEW_MAP_EXPORT QuantitativeInvisibilityF0D : public UnaryFunction0D<unsigned int> + { + public: + /*! Returns the string "QuantitativeInvisibilityF0D"*/ + string getName() const { + return "QuantitativeInvisibilityF0D"; + } + /*! the () operator.*/ + int operator()(Interface0DIterator& iter); + }; + + // CurveNatureF0D + /*! Returns the Nature::EdgeNature of the 1D element the + * Interface0DIterator& belongs to. + */ + class LIB_VIEW_MAP_EXPORT CurveNatureF0D : public UnaryFunction0D<Nature::EdgeNature> + { + public: + /*! Returns the string "QuantitativeInvisibilityF0D"*/ + string getName() const { + return "CurveNatureF0D"; + } + /*! the () operator.*/ + int operator()(Interface0DIterator& iter); + }; + + // GetShapeF0D + /*! Returns the ViewShape* + * containing the Interface0D + */ + class LIB_VIEW_MAP_EXPORT GetShapeF0D : public UnaryFunction0D< ViewShape*> + { + public: + /*! Returns the string "GetShapeF0D"*/ + string getName() const { + return "GetShapeF0D"; + } + /*! the () operator.*/ + int operator()(Interface0DIterator& iter); + }; + + // GetOccludersF0D + /*! Returns a vector containing the ViewShape* + * occluding the Interface0D + */ + class LIB_VIEW_MAP_EXPORT GetOccludersF0D : public UnaryFunction0D< std::vector<ViewShape*> > + { + public: + /*! Returns the string "GetOccludersF0D"*/ + string getName() const { + return "GetOccludersF0D"; + } + /*! the () operator.*/ + int operator()(Interface0DIterator& iter); + }; + + // GetOccludeeF0D + /*! Returns the ViewShape* + * "occluded" by the Interface0D + */ + class LIB_VIEW_MAP_EXPORT GetOccludeeF0D: public UnaryFunction0D< ViewShape*> + { + public: + /*! Returns the string "GetOccludeeF0D"*/ + string getName() const { + return "GetOccludeeF0D"; + } + /*! the () operator.*/ + int operator()(Interface0DIterator& iter); + }; + + + + /////////////////////////// Internal //////////////////////////// + + // getFEdge + LIB_VIEW_MAP_EXPORT + FEdge* getFEdge(Interface0D& it1, Interface0D& it2); + + // getFEdges + LIB_VIEW_MAP_EXPORT + void getFEdges(Interface0DIterator& it, + FEdge*& fe1, + FEdge*& fe2); + + // getViewEdges + LIB_VIEW_MAP_EXPORT + void getViewEdges(Interface0DIterator& it, + ViewEdge *&ve1, + ViewEdge *&ve2); + + // getShapeF0D + LIB_VIEW_MAP_EXPORT + ViewShape* getShapeF0D(Interface0DIterator& it); + + // getOccludersF0D + LIB_VIEW_MAP_EXPORT + void getOccludersF0D(Interface0DIterator& it, std::set<ViewShape*>& oOccluders); + + // getOccludeeF0D + LIB_VIEW_MAP_EXPORT + ViewShape* getOccludeeF0D(Interface0DIterator& it); + +} // end of namespace Functions0D + +#endif // FUNCTIONS0D_H |