root/ROOT/REveBox.hxx

0001 // @(#)root/eve:$Id$
0002 // Author: Matevz Tadel, 2010
0003
0004 /*************************************************************************
0005  * Copyright (C) 1995-2007, Rene Brun and Fons Rademakers.               *
0006  * All rights reserved.                                                  *
0007  *                                                                       *
0008  * For the licensing terms see $ROOTSYS/LICENSE.                         *
0009  * For the list of contributors see $ROOTSYS/README/CREDITS.             *
0010  *************************************************************************/
0011
0012 #ifndef ROOT_REveBox
0013 #define ROOT_REveBox
0014
0015 #include "ROOT/REveShape.hxx"
0016
0017 namespace ROOT {
0018 namespace Experimental {
0019
0020 //------------------------------------------------------------------------------
0021 // REveBox
0022 //------------------------------------------------------------------------------
0023
0024 class REveBox : public REveShape,
0025                 public REveProjectable
0026 {
0027 private:
0028    REveBox(const REveBox&) = delete;
0029    REveBox& operator=(const REveBox&) = delete;
0030
0031 protected:
0032    Float_t fVertices[8][3];
0033
0034 public:
0035    REveBox(const char* n="REveBox", const char* t="");
0036    ~REveBox() override;
0037
0038    void SetVertex(Int_t i, Float_t x, Float_t y, Float_t z);
0039    void SetVertex(Int_t i, const Float_t* v);
0040    void SetVertices(const Float_t* vs);
0041
0042    const Float_t* GetVertex(Int_t i) const { return fVertices[i]; }
0043
0044    // For TAttBBox:
0045    void ComputeBBox() override;
0046
0047    Int_t WriteCoreJson(nlohmann::json &j, Int_t rnr_offset) override;
0048    void BuildRenderData() override;
0049    // Projectable:
0050    TClass* ProjectedClass(const REveProjection* p) const override;
0051 };
0052
0053
0054 //------------------------------------------------------------------------------
0055 // REveBoxProjected
0056 //------------------------------------------------------------------------------
0057
0058 class REveBoxProjected : public REveShape,
0059                          public REveProjected
0060 {
0061 private:
0062    REveBoxProjected(const REveBoxProjected&) = delete;
0063    REveBoxProjected& operator=(const REveBoxProjected&) = delete;
0064
0065 protected:
0066    vVector2_t   fPoints;
0067    Int_t        fBreakIdx;
0068    vVector2_t   fDebugPoints;
0069
0070    Bool_t       fDebugCornerPoints;
0071
0072    void SetDepthLocal(Float_t d) override;
0073
0074 public:
0075    REveBoxProjected(const char* n="REveBoxProjected", const char* t="");
0076    ~REveBoxProjected() override;
0077
0078    void BuildRenderData() override;
0079    Int_t WriteCoreJson(nlohmann::json &j, Int_t rnr_offset) override;
0080
0081    // For TAttBBox:
0082    void ComputeBBox() override;
0083
0084    Bool_t GetDebugCornerPoints();
0085    void   SetDebugCornerPoints(Bool_t d);
0086
0087    // Projected:
0088    void SetProjection(REveProjectionManager* mng, REveProjectable* model) override;
0089    void UpdateProjection() override;
0090
0091    REveElement* GetProjectedAsElement() override { return this; }
0092 };
0093
0094 } // namespace Experimental
0095 } // namespace ROOT
0096 #endif