2 // Origin: Martin Michlmayr <tbm@cyrius.com>
7 typedef unsigned char uint8_t;
9 __extension__ typedef __SIZE_TYPE__ size_t;
20 struct iClipper2D:public virtual iBase
23 template < class Class > class scfImplementation:public virtual iBase
26 template < class Class, class I1 > class scfImplementation1:public
27 scfImplementation < Class >,
31 class csClipper:public scfImplementation1 < csClipper, iClipper2D >
34 class csBoxClipper:public csClipper
37 virtual uint8 Clip (csVector2 * InPolygon, size_t InCount,
38 csVector2 * OutPolygon, size_t & OutCount);
40 struct StatusOutputNone
45 template < typename BoxTest, typename StatusOutput > class BoxClipper
49 const csBox2 & region;
54 public: BoxClipper (const BoxTest & boxTest, const StatusOutput & statOut,
55 const csBox2 & region, csVector2 * InP, size_t InV,
56 csVector2 * OutP):boxTest (boxTest), statOut (statOut),
57 region (region), InP (InP), InV (InV), OutP (OutP), OutV (-1)
62 // OutV is initialized to SIZE_MAX in the ctor above causing
63 // the multiplication below to produce a very large number
64 // in excess of the maximum possible object size (SIZE_MAX/2).
65 __builtin_memcpy (this->OutP, InP, OutV * sizeof (csVector2)); // { dg-warning "specified size \[0-9\]+ exceeds maximum object size" }
74 csBoxClipper::Clip (csVector2 * InPolygon, size_t InCount,
75 csVector2 * OutPolygon, size_t & OutCount)
79 CS::BoxClipper < BoxTestAll, StatusOutputNone > boxClip (b, n, region,
82 uint8 Clipped = boxClip.Clip ();