Commit of new FMD3 geometry and other geometry related issues.

[u/mrichter/AliRoot.git] / FMD / AliFMD3.h

diff --git a/FMD/AliFMD3.h b/FMD/AliFMD3.h
index 2d3f3184dbccf02931ebd1e8015d3f997a7a80f1..78e9e91c81472e1568364d784c661d73738d088f 100644 (file)
--- a/FMD/AliFMD3.h
+++ b/FMD/AliFMD3.h
@@ -3,23 +3,115 @@
 //
 #ifndef ALIFMD3_H
 #define ALIFMD3_H
-
-#ifndef ALIFMDSUBDETECTOR_H
-# include "AliFMDSubDetector.h"
+/** @file    AliFMD3.h
+    @author  Christian Holm Christensen <cholm@nbi.dk>
+    @date    Sun Mar 26 18:23:48 2006
+    @brief   Geometry parameters of the FMD3 detector. 
+*/
+// Geometry parameters of the FMD3 detector. FMD3 has a fairly
+// complicated support structure.  The cone also supports the
+// beam-pipe. 
+// 
+#ifndef ALIFMDDETECTOR_H
+# include "AliFMDDetector.h"
 #endif
+#include <TObjArray.h>
 
-class AliFMD3 : public AliFMDSubDetector 
+/** @class AliFMD3 AliFMD3.h <FMD/AliFMD3.h> 
+    @brief Geometry parameters of the FMD3 detector. 
+    FMD3 has a fairly complicated support structure.  The cone also
+    supports the beam-pipe.
+    @image html FMD3.png 
+    @ingroup FMD_base
+*/
+class AliFMD3 : public AliFMDDetector 
 {
-private:
-  Int_t    fVolumeId;
-  Double_t fDz;
-public:
-  AliFMD3();
-  virtual ~AliFMD3();
-  virtual void   SetupGeometry(Int_t airId, Int_t kaptionId);  
-  virtual void   Geometry(const char* mother, Int_t pbRotId, 
-                         Int_t idRotId, Double_t z=0);
-  ClassDef(AliFMD3,1); // Geometry of FMD3 
+public: 
+  /** Constructor 
+      @param inner Pointer to inner ring description 
+      @param outer Pointer to outer ring description */
+  AliFMD3(AliFMDRing* inner, AliFMDRing* outer);
+  /** Destructor */
+  virtual ~AliFMD3(){}
+
+  /** Initialize the geometry */
+  virtual void Init();
+  /** Get the Z offset (to inner ring) */
+  Double_t GetNoseZ() const { return fNoseZ; }
+
+  /** @return Z position of front of nose */
+  Double_t GetFlangeDepth() const { return fFlangeDepth; }
+  /** @return Nose inner radius */
+  Double_t GetFlangeLength() const { return fFlangeLength; }
+  /** @return Nose outer radius */
+  Double_t GetFlangeWidth() const { return fFlangeWidth; }
+
+  /** @return Length of nose in Z */
+  Double_t GetFiducialRadius() const { return fFiducialRadius; }
+
+  /** @return The angle of the cone on out-side */
+  Double_t GetConeOuterAngle() const { return fConeOuterAngle; }
+  /** @return The angle of the cone on out-side */
+  Double_t GetConeInnerAngle() const { return fConeInnerAngle; }
+
+  /** @return Hole off-set from nose */
+  Double_t GetHoleOffset() const { return fHoleOffset; }
+  /** @return Depth of holes  */
+  Double_t GetHoleDepth() const { return fHoleDepth; }
+  /** @return Length of holes  */
+  Double_t GetHoleLength() const { return fHoleLength; }
+  /** @return Lowest with of holes */
+  Double_t GetHoleLowWidth() const { return fHoleLowWidth; }
+  /** @return Highest width of holes */
+  Double_t GetHoleHighWidth() const { return fHoleHighWidth; }
+
+  /** @return Length of a bolt  */
+  Double_t GetBoltLength() const { return fBoltLength; }
+  /** @return Bolt radius  */
+  Double_t GetBoltRadius() const { return fBoltRadius; }
+
+  
+  /** @return array of 3-vectors (z, r_low, r_high) of the cone
+      radii. */
+  const TObjArray& ConeRadii() const { return fConeRadii; }
+  /** @return array of 2-vectors (x,y) of the fiducial holes in the
+              flanges.  coordinates are in the global coordinate
+              system. */
+  const TObjArray& FiducialHoles() const { return fFiducialHoles; }
+    
+  /** Get the cone radii at @a z. 
+      @param z Point to evaulate at 
+      @param opt If @c "O" get the outer radii, if @c "I" get the
+      inner radii. 
+      @return the radius of the cone */
+  Double_t ConeR(Double_t z, Option_t* opt="O") const;
+
+protected: 
+  Double_t     fNoseZ;                 // Z position of front of nose
+  Double_t      fFlangeDepth;           // Depth of flanges 
+  Double_t      fFlangeHighR;           // Outer radius of flanges. 
+  Double_t      fFlangeLength;          // Length of flanges 
+  Double_t      fFlangeWidth;           // Width of flanges 
+
+  Double_t      fFiducialRadius;        // Radius of fiducial holes.
+
+  Double_t      fConeInnerAngle;        // Angle of cone on inside  
+  Double_t      fConeOuterAngle;        // Angle of cone on outside  
+
+  Double_t      fHoleOffset;            // Offset (from nose-tip) of
+                                       // holes 
+  Double_t      fHoleDepth;             // Depth of holes 
+  Double_t      fHoleLength;            // Length of holes 
+  Double_t      fHoleLowWidth;          // Lowest with of holes
+  Double_t      fHoleHighWidth;         // Highest width of holes
+  
+  Double_t      fBoltLength;            // Length of a bolt 
+  Double_t      fBoltRadius;            // Bolt radius 
+
+  TObjArray     fConeRadii;             // Array of cone radii.
+  TObjArray     fFiducialHoles;         // Array of fiducial hole (x,y)
+  
+  ClassDef(AliFMD3, 2);
 };
 
 #endif