00001 // This is gel/gtrl/gtrl_triangle.h 00002 #ifndef gtrl_triangle_h_ 00003 #define gtrl_triangle_h_ 00004 #ifdef VCL_NEEDS_PRAGMA_INTERFACE 00005 #pragma interface 00006 #endif 00007 //: 00008 // \file 00009 // \author crossge@crd.ge.com 00010 00011 #include <vbl/vbl_smart_ptr.h> 00012 #include <vbl/vbl_ref_count.h> 00013 00014 #include <gtrl/gtrl_vertex.h> 00015 00016 class gtrl_triangle : public vbl_ref_count 00017 { 00018 public: 00019 gtrl_triangle( gtrl_vertex_sptr p1, gtrl_vertex_sptr p2, gtrl_vertex_sptr p3); 00020 // copy constructor - compiler-provided one sets ref_count to nonzero which is wrong -PVr 00021 gtrl_triangle(gtrl_triangle const& t) 00022 : vbl_ref_count(),p1_(t.p1_),p2_(t.p2_),p3_(t.p3_),midpoint_(t.midpoint_) {} 00023 00024 gtrl_vertex_sptr p1() const { return p1_; } 00025 gtrl_vertex_sptr p2() const { return p2_; } 00026 gtrl_vertex_sptr p3() const { return p3_; } 00027 gtrl_vertex_sptr mid_point() const { return midpoint_; } 00028 00029 protected: 00030 gtrl_vertex_sptr p1_; 00031 gtrl_vertex_sptr p2_; 00032 gtrl_vertex_sptr p3_; 00033 00034 gtrl_vertex_sptr midpoint_; 00035 }; 00036 00037 typedef vbl_smart_ptr<gtrl_triangle> gtrl_triangle_sptr; 00038 00039 #endif // gtrl_triangle_h_
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