/[libvob]/libvob/include/vob/Transform.hxx
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Diff of /libvob/include/vob/Transform.hxx

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revision 1.10 by tjl, Mon Mar 10 09:49:31 2003 UTC revision 1.11 by tjl, Tue Apr 1 15:06:52 2003 UTC
# Line 61  namespace Vob { Line 61  namespace Vob {
61           */           */
62          virtual void vertex(const ZPt &p) const = 0;          virtual void vertex(const ZPt &p) const = 0;
63    
64            /** Whether the transformation is nonlinear.
65             */
66            virtual bool isNonlinear() const = 0;
67    
68          /** How nonlinear is the coordinate system at the given point.          /** How nonlinear is the coordinate system at the given point.
69           * The return value is 1/l where l would be a reasonable length           * The return value is 1/l where l would be a reasonable length
70           * for dicing.           * for dicing.
# Line 130  namespace Vob { Line 134  namespace Vob {
134          virtual bool performGL() const {          virtual bool performGL() const {
135              return true;              return true;
136          }          }
137            virtual bool isNonlinear() const {
138                return false;
139            }
140          virtual float nonlinearity(const ZPt &p, float radius) const {          virtual float nonlinearity(const ZPt &p, float radius) const {
141              return 0;              return 0;
142          }          }

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