X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=include%2Fscanner.h;h=1a01c89312cc2670dc16b3c3195680d08073f314;hb=16d093f9366acfccee0f701f736840bcd47c0709;hp=d383498e4eed4b7c029f8e82b1ee63325718490c;hpb=2d39e823ba389fc68e5317c422b55be006094252;p=ctsim.git

diff --git a/include/scanner.h b/include/scanner.h
index d383498..1a01c89 100644
--- a/include/scanner.h
+++ b/include/scanner.h
@@ -9,7 +9,7 @@
 **  This is part of the CTSim program
 **  Copyright (C) 1983-2000 Kevin Rosenberg
 **
-**  $Id: scanner.h,v 1.4 2000/06/22 10:17:28 kevin Exp $
+**  $Id: scanner.h,v 1.6 2000/07/18 14:51:06 kevin Exp $
 **
 **
 **  This program is free software; you can redistribute it and/or modify
@@ -30,7 +30,8 @@
 #define SCANNER_H
 
 class Projections;
-
+class Phantom;
+class PhantomElement;
 
 // Projections are collected along an array of ndet detectors.  The data
 // for these detectors is stored in the class DetectorArray
@@ -52,30 +53,37 @@ class DetectorArray
       { m_viewAngle = viewAngle; }
 
  private:
-  DetectorValue* m_detValues;	/* Pointer to array of values recorded by detector */
-  int m_nDet;		/* Number of detectors in array */
-  double m_viewAngle;    /* View angle in radians */
+  DetectorValue* m_detValues;	// Pointer to array of values recorded by detector 
+  int m_nDet;	                // Number of detectors in array */
+  double m_viewAngle;           // View angle in radians 
 
-  DetectorArray& operator=(const DetectorArray& rhs);
-  DetectorArray& operator()(const DetectorArray& rhs);
+  DetectorArray& operator=(const DetectorArray& rhs);   // assignment
+  DetectorArray (const DetectorArray& rhs);             // copy constructor
 };
 
-typedef enum {
-    DETECTOR_PARALLEL,
-    DETECTOR_EQUIANGLE,
-    DETECTOR_EQUILINEAR
-} ScannerGeometry;
-  
-
 class Scanner
 {
  public:
-  Scanner (const Phantom& phm, const ScannerGeometry geometry, int nDet, int nView, int nSample, const double rot_anglen);
+    typedef enum {
+	GEOMETRY_INVALID,
+	GEOMETRY_PARALLEL,
+	GEOMETRY_EQUILINEAR,
+	GEOMETRY_EQUIANGLE
+    } GeometryID;
+  
+    static const char GEOMETRY_PARALLEL_STR[] = "parallel";
+    static const char GEOMETRY_EQUILINEAR_STR[] = "equilinear";
+    static const char GEOMETRY_EQUIANGLE_STR[] = "equiangle";
+
+  Scanner (const Phantom& phm, const char* const geometryName, int nDet, int nView, int nSample, const double rot_anglen);
   ~Scanner();
   
   void collectProjections (Projections& proj, const Phantom& phm, const int start_view, const int trace);
 
   void setNView (int nView);
+
+  const bool fail(void) const {return m_fail;}
+  const string& failMessage(void) const {return m_failMessage;}
   const unsigned int nDet(void) const {return m_nDet;}
   const unsigned int nView(void) const {return m_nView;}
   const double phmLen(void) const {return m_phmLen;}
@@ -85,27 +93,19 @@ class Scanner
 
 
  private:
-  void projectSingleView (const Phantom& phm, DetectorArray& darray, const double xd1, const double yd1, const double xd2, const double yd2, const double xs1, const double ys1, const double xs2, const double ys2);
-
-  double projectSingleLine (const Phantom& phm, const double x1, const double y1, const double x2, const double y2);
-
-  double projectLineAgainstPElem (const PhantomElement& pelem, const double x1, const double y1, const double x2, const double y2);
-
-  void traceShowParam (const char *label, const char *fmt, int row, int color, ...);
-
-
-  ScannerGeometry m_geometry;     /* Geometry of detectory */
-  unsigned int m_nDet;			/* Number of detectors in array */
-  unsigned int m_nView;			/* Number of rotated views */
-  unsigned int m_nSample;		        /* Number of rays per detector */
+  bool m_fail;
+  string m_failMessage;
+  GeometryID m_idGeometry;
+  unsigned int m_nDet;		/* Number of detectors in array */
+  unsigned int m_nView;		/* Number of rotated views */
+  unsigned int m_nSample;	/* Number of rays per detector */
   double m_detLen;		/* Total length of detector array */
   double m_rotLen;		/* Rotation angle length in radians (norm 2PI) */
   double m_detInc;		/* Increment between centers of detectors */
   double m_rotInc;		/* Increment in rotation angle between views */
-  double m_radius;		/* Radius of rotation.  Distance from */
-				/*   center of phm to center of det */
-  double m_phmLen;                /* Maximum Length of phantom or area of interest */
-
+  double m_radius;		/* Radius of rotation.  Distance from center of phm to center of det */
+  double m_phmLen;              /* Maximum Length of phantom or area of interest */
+  int m_trace;
   struct {
     double xd1,yd1,xd2,yd2;	/* Coordinates of detector endpoints */
     double xs1,ys1,xs2,ys2;	/* Coordinates of source endpoints */
@@ -114,7 +114,16 @@ class Scanner
 
   static const int N_EXTRA_DETECTORS=4;           /* Number of extra detectors widths when calculating detlen */
 
-  int m_trace;
+  static GeometryID convertGeometryNameToID (const char* const geometryName);
+  
+  void projectSingleView (const Phantom& phm, DetectorArray& darray, const double xd1, const double yd1, const double xd2, const double yd2, const double xs1, const double ys1, const double xs2, const double ys2);
+
+  double projectSingleLine (const Phantom& phm, const double x1, const double y1, const double x2, const double y2);
+
+  double projectLineAgainstPElem (const PhantomElement& pelem, const double x1, const double y1, const double x2, const double y2);
+
+  void traceShowParam (const char *label, const char *fmt, int row, int color, ...);
+
 
 };