diff options
Diffstat (limited to 'source/blender/freestyle/intern/view_map/GridDensityProvider.h')
| -rw-r--r-- | source/blender/freestyle/intern/view_map/GridDensityProvider.h | 218 |
1 files changed, 113 insertions, 105 deletions
diff --git a/source/blender/freestyle/intern/view_map/GridDensityProvider.h b/source/blender/freestyle/intern/view_map/GridDensityProvider.h index a01569b958a..dacdb345c86 100644 --- a/source/blender/freestyle/intern/view_map/GridDensityProvider.h +++ b/source/blender/freestyle/intern/view_map/GridDensityProvider.h @@ -34,129 +34,137 @@ #include "BKE_global.h" #ifdef WITH_CXX_GUARDEDALLOC -#include "MEM_guardedalloc.h" +# include "MEM_guardedalloc.h" #endif namespace Freestyle { -class GridDensityProvider -{ - // Disallow copying and assignment - GridDensityProvider(const GridDensityProvider& other); - GridDensityProvider& operator=(const GridDensityProvider& other); - -public: - GridDensityProvider(OccluderSource& source) : source(source) {} - - virtual ~GridDensityProvider() {}; - - float cellSize() - { - return _cellSize; - } - - unsigned cellsX() - { - return _cellsX; - } - - unsigned cellsY() - { - return _cellsY; - } - - float cellOrigin(int index) - { - if (index < 2) { - return _cellOrigin[index]; - } - else { - throw new out_of_range("GridDensityProvider::cellOrigin can take only indexes of 0 or 1."); - } - } - - static void calculateOptimalProscenium(OccluderSource& source, real proscenium[4]) - { - source.begin(); - if (source.isValid()) { - const Vec3r& initialPoint = source.getGridSpacePolygon().getVertices()[0]; - proscenium[0] = proscenium[1] = initialPoint[0]; - proscenium[2] = proscenium[3] = initialPoint[1]; - while (source.isValid()) { - GridHelpers::expandProscenium (proscenium, source.getGridSpacePolygon()); - source.next(); - } - } - if (G.debug & G_DEBUG_FREESTYLE) { - cout << "Proscenium: (" << proscenium[0] << ", " << proscenium[1] << ", " << proscenium[2] << - ", " << proscenium[3] << ")" << endl; - } - } - - static void calculateQuickProscenium(const GridHelpers::Transform& transform, const BBox<Vec3r>& bbox, - real proscenium[4]) - { - // Transform the coordinates of the 8 corners of the 3D bounding box - real xm = bbox.getMin()[0], xM = bbox.getMax()[0]; - real ym = bbox.getMin()[1], yM = bbox.getMax()[1]; - real zm = bbox.getMin()[2], zM = bbox.getMax()[2]; - Vec3r p1 = transform(Vec3r(xm, ym, zm)); - Vec3r p2 = transform(Vec3r(xm, ym, zM)); - Vec3r p3 = transform(Vec3r(xm, yM, zm)); - Vec3r p4 = transform(Vec3r(xm, yM, zM)); - Vec3r p5 = transform(Vec3r(xM, ym, zm)); - Vec3r p6 = transform(Vec3r(xM, ym, zM)); - Vec3r p7 = transform(Vec3r(xM, yM, zm)); - Vec3r p8 = transform(Vec3r(xM, yM, zM)); - // Determine the proscenium face according to the min and max values of the transformed x and y coordinates - proscenium[0] = std::min(std::min(std::min(p1.x(), p2.x()), std::min(p3.x(), p4.x())), - std::min(std::min(p5.x(), p6.x()), std::min(p7.x(), p8.x()))); - proscenium[1] = std::max(std::max(std::max(p1.x(), p2.x()), std::max(p3.x(), p4.x())), - std::max(std::max(p5.x(), p6.x()), std::max(p7.x(), p8.x()))); - proscenium[2] = std::min(std::min(std::min(p1.y(), p2.y()), std::min(p3.y(), p4.y())), - std::min(std::min(p5.y(), p6.y()), std::min(p7.y(), p8.y()))); - proscenium[3] = std::max(std::max(std::max(p1.y(), p2.y()), std::max(p3.y(), p4.y())), - std::max(std::max(p5.y(), p6.y()), std::max(p7.y(), p8.y()))); - if (G.debug & G_DEBUG_FREESTYLE) { - cout << "Proscenium: " << proscenium[0] << ", " << proscenium[1] << ", " << proscenium[2] << ", " << - proscenium[3] << endl; - } - } - -protected: - OccluderSource& source; - unsigned _cellsX, _cellsY; - float _cellSize; - float _cellOrigin[2]; +class GridDensityProvider { + // Disallow copying and assignment + GridDensityProvider(const GridDensityProvider &other); + GridDensityProvider &operator=(const GridDensityProvider &other); + + public: + GridDensityProvider(OccluderSource &source) : source(source) + { + } + + virtual ~GridDensityProvider(){}; + + float cellSize() + { + return _cellSize; + } + + unsigned cellsX() + { + return _cellsX; + } + + unsigned cellsY() + { + return _cellsY; + } + + float cellOrigin(int index) + { + if (index < 2) { + return _cellOrigin[index]; + } + else { + throw new out_of_range("GridDensityProvider::cellOrigin can take only indexes of 0 or 1."); + } + } + + static void calculateOptimalProscenium(OccluderSource &source, real proscenium[4]) + { + source.begin(); + if (source.isValid()) { + const Vec3r &initialPoint = source.getGridSpacePolygon().getVertices()[0]; + proscenium[0] = proscenium[1] = initialPoint[0]; + proscenium[2] = proscenium[3] = initialPoint[1]; + while (source.isValid()) { + GridHelpers::expandProscenium(proscenium, source.getGridSpacePolygon()); + source.next(); + } + } + if (G.debug & G_DEBUG_FREESTYLE) { + cout << "Proscenium: (" << proscenium[0] << ", " << proscenium[1] << ", " << proscenium[2] + << ", " << proscenium[3] << ")" << endl; + } + } + + static void calculateQuickProscenium(const GridHelpers::Transform &transform, + const BBox<Vec3r> &bbox, + real proscenium[4]) + { + // Transform the coordinates of the 8 corners of the 3D bounding box + real xm = bbox.getMin()[0], xM = bbox.getMax()[0]; + real ym = bbox.getMin()[1], yM = bbox.getMax()[1]; + real zm = bbox.getMin()[2], zM = bbox.getMax()[2]; + Vec3r p1 = transform(Vec3r(xm, ym, zm)); + Vec3r p2 = transform(Vec3r(xm, ym, zM)); + Vec3r p3 = transform(Vec3r(xm, yM, zm)); + Vec3r p4 = transform(Vec3r(xm, yM, zM)); + Vec3r p5 = transform(Vec3r(xM, ym, zm)); + Vec3r p6 = transform(Vec3r(xM, ym, zM)); + Vec3r p7 = transform(Vec3r(xM, yM, zm)); + Vec3r p8 = transform(Vec3r(xM, yM, zM)); + // Determine the proscenium face according to the min and max values of the transformed x and y coordinates + proscenium[0] = std::min(std::min(std::min(p1.x(), p2.x()), std::min(p3.x(), p4.x())), + std::min(std::min(p5.x(), p6.x()), std::min(p7.x(), p8.x()))); + proscenium[1] = std::max(std::max(std::max(p1.x(), p2.x()), std::max(p3.x(), p4.x())), + std::max(std::max(p5.x(), p6.x()), std::max(p7.x(), p8.x()))); + proscenium[2] = std::min(std::min(std::min(p1.y(), p2.y()), std::min(p3.y(), p4.y())), + std::min(std::min(p5.y(), p6.y()), std::min(p7.y(), p8.y()))); + proscenium[3] = std::max(std::max(std::max(p1.y(), p2.y()), std::max(p3.y(), p4.y())), + std::max(std::max(p5.y(), p6.y()), std::max(p7.y(), p8.y()))); + if (G.debug & G_DEBUG_FREESTYLE) { + cout << "Proscenium: " << proscenium[0] << ", " << proscenium[1] << ", " << proscenium[2] + << ", " << proscenium[3] << endl; + } + } + + protected: + OccluderSource &source; + unsigned _cellsX, _cellsY; + float _cellSize; + float _cellOrigin[2]; #ifdef WITH_CXX_GUARDEDALLOC - MEM_CXX_CLASS_ALLOC_FUNCS("Freestyle:GridDensityProvider") + MEM_CXX_CLASS_ALLOC_FUNCS("Freestyle:GridDensityProvider") #endif }; -class GridDensityProviderFactory -{ - // Disallow copying and assignment - GridDensityProviderFactory(const GridDensityProviderFactory& other); - GridDensityProviderFactory& operator=(const GridDensityProviderFactory& other); +class GridDensityProviderFactory { + // Disallow copying and assignment + GridDensityProviderFactory(const GridDensityProviderFactory &other); + GridDensityProviderFactory &operator=(const GridDensityProviderFactory &other); -public: - GridDensityProviderFactory() {} + public: + GridDensityProviderFactory() + { + } - virtual AutoPtr<GridDensityProvider> newGridDensityProvider(OccluderSource& source, const real proscenium[4]) = 0; + virtual AutoPtr<GridDensityProvider> newGridDensityProvider(OccluderSource &source, + const real proscenium[4]) = 0; - virtual AutoPtr<GridDensityProvider> newGridDensityProvider(OccluderSource& source, const BBox<Vec3r>& bbox, - const GridHelpers::Transform& transform) = 0; + virtual AutoPtr<GridDensityProvider> newGridDensityProvider( + OccluderSource &source, + const BBox<Vec3r> &bbox, + const GridHelpers::Transform &transform) = 0; - virtual AutoPtr<GridDensityProvider> newGridDensityProvider(OccluderSource& source) = 0; + virtual AutoPtr<GridDensityProvider> newGridDensityProvider(OccluderSource &source) = 0; - virtual ~GridDensityProviderFactory () {} + virtual ~GridDensityProviderFactory() + { + } #ifdef WITH_CXX_GUARDEDALLOC - MEM_CXX_CLASS_ALLOC_FUNCS("Freestyle:GridDensityProviderFactory") + MEM_CXX_CLASS_ALLOC_FUNCS("Freestyle:GridDensityProviderFactory") #endif }; } /* namespace Freestyle */ -#endif // __FREESTYLE_GRID_DENSITY_PROVIDER_H__ +#endif // __FREESTYLE_GRID_DENSITY_PROVIDER_H__ |