1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 25 // MARKER(update_precomp.py): autogen include statement, do not remove 26 #include "precompiled_basegfx.hxx" 27 // autogenerated file with codegen.pl 28 29 #include "preextstl.h" 30 #include "cppunit/TestAssert.h" 31 #include "cppunit/TestFixture.h" 32 #include "cppunit/extensions/HelperMacros.h" 33 #include "postextstl.h" 34 35 #include <basegfx/matrix/b2dhommatrix.hxx> 36 #include <basegfx/curve/b2dcubicbezier.hxx> 37 #include <basegfx/curve/b2dbeziertools.hxx> 38 #include <basegfx/range/b2dpolyrange.hxx> 39 #include <basegfx/polygon/b2dpolygon.hxx> 40 #include <basegfx/polygon/b2dpolygontools.hxx> 41 #include <basegfx/polygon/b2dpolypolygontools.hxx> 42 #include <basegfx/polygon/b2dpolypolygoncutter.hxx> 43 #include <basegfx/polygon/b2dpolygonclipper.hxx> 44 #include <basegfx/polygon/b2dpolypolygon.hxx> 45 #include <basegfx/numeric/ftools.hxx> 46 47 #include <boost/bind.hpp> 48 49 using namespace ::basegfx; 50 51 52 namespace basegfx2d 53 { 54 /// Gets a random ordinal [0,n) 55 inline double getRandomOrdinal( const ::std::size_t n ) 56 { 57 // use this one when displaying polygons in OOo, which still sucks 58 // great rocks when trying to import non-integer svg:d attributes 59 // return sal_Int64(double(n) * rand() / (RAND_MAX + 1.0)); 60 return double(n) * rand() / (RAND_MAX + 1.0); 61 } 62 63 inline bool compare(const B2DPoint& left, const B2DPoint& right) 64 { 65 return left.getX()<right.getX() 66 || (left.getX()==right.getX() && left.getY()<right.getY()); 67 } 68 69 70 class boxclipper : public CppUnit::TestFixture 71 { 72 private: 73 B2DPolyRange aDisjunctRanges; 74 B2DPolyRange aEqualRanges; 75 B2DPolyRange aIntersectionN; 76 B2DPolyRange aIntersectionE; 77 B2DPolyRange aIntersectionS; 78 B2DPolyRange aIntersectionW; 79 B2DPolyRange aIntersectionNE; 80 B2DPolyRange aIntersectionSE; 81 B2DPolyRange aIntersectionSW; 82 B2DPolyRange aIntersectionNW; 83 B2DPolyRange aRingIntersection; 84 B2DPolyRange aRingIntersection2; 85 B2DPolyRange aRingIntersectExtraStrip; 86 B2DPolyRange aComplexIntersections; 87 B2DPolyRange aRandomIntersections; 88 89 public: 90 // initialise your test code values here. 91 void setUp() 92 { 93 B2DRange aCenter(100, 100, -100, -100); 94 B2DRange aOffside(800, 800, 1000, 1000); 95 B2DRange aNorth(100, 0, -100, -200); 96 B2DRange aSouth(100, 200, -100, 0); 97 B2DRange aEast(0, 100, 200, -100); 98 B2DRange aWest(-200, 100, 0, -100); 99 B2DRange aNorthEast(0, 0, 200, -200); 100 B2DRange aSouthEast(0, 0, 200, 200); 101 B2DRange aSouthWest(0, 0, -200, 200); 102 B2DRange aNorthWest(0, 0, -200, -200); 103 104 B2DRange aNorth2(-150, 50, 150, 350); 105 B2DRange aSouth2(-150, -50, 150, -350); 106 B2DRange aEast2 (50, -150, 350, 150); 107 B2DRange aWest2 (-50, -150,-350, 150); 108 109 aDisjunctRanges.appendElement( aCenter, ORIENTATION_NEGATIVE ); 110 aDisjunctRanges.appendElement( aOffside, ORIENTATION_NEGATIVE ); 111 112 aEqualRanges.appendElement( aCenter, ORIENTATION_NEGATIVE ); 113 aEqualRanges.appendElement( aCenter, ORIENTATION_NEGATIVE ); 114 115 aIntersectionN.appendElement( aCenter, ORIENTATION_NEGATIVE ); 116 aIntersectionN.appendElement( aNorth, ORIENTATION_NEGATIVE ); 117 118 aIntersectionE.appendElement( aCenter, ORIENTATION_NEGATIVE ); 119 aIntersectionE.appendElement( aEast, ORIENTATION_NEGATIVE ); 120 121 aIntersectionS.appendElement( aCenter, ORIENTATION_NEGATIVE ); 122 aIntersectionS.appendElement( aSouth, ORIENTATION_NEGATIVE ); 123 124 aIntersectionW.appendElement( aCenter, ORIENTATION_NEGATIVE ); 125 aIntersectionW.appendElement( aWest, ORIENTATION_NEGATIVE ); 126 127 aIntersectionNE.appendElement( aCenter, ORIENTATION_NEGATIVE ); 128 aIntersectionNE.appendElement( aNorthEast, ORIENTATION_NEGATIVE ); 129 130 aIntersectionSE.appendElement( aCenter, ORIENTATION_NEGATIVE ); 131 aIntersectionSE.appendElement( aSouthEast, ORIENTATION_NEGATIVE ); 132 133 aIntersectionSW.appendElement( aCenter, ORIENTATION_NEGATIVE ); 134 aIntersectionSW.appendElement( aSouthWest, ORIENTATION_NEGATIVE ); 135 136 aIntersectionNW.appendElement( aCenter, ORIENTATION_NEGATIVE ); 137 aIntersectionNW.appendElement( aNorthWest, ORIENTATION_NEGATIVE ); 138 139 aRingIntersection.appendElement( aNorth2, ORIENTATION_NEGATIVE ); 140 aRingIntersection.appendElement( aEast2, ORIENTATION_NEGATIVE ); 141 aRingIntersection.appendElement( aSouth2, ORIENTATION_NEGATIVE ); 142 143 aRingIntersection2 = aRingIntersection; 144 aRingIntersection2.appendElement( aWest2, ORIENTATION_NEGATIVE ); 145 146 aRingIntersectExtraStrip = aRingIntersection2; 147 aRingIntersectExtraStrip.appendElement( B2DRange(0, -25, 200, 25), 148 ORIENTATION_NEGATIVE ); 149 150 aComplexIntersections.appendElement( aCenter, ORIENTATION_NEGATIVE ); 151 aComplexIntersections.appendElement( aOffside, ORIENTATION_NEGATIVE ); 152 aComplexIntersections.appendElement( aCenter, ORIENTATION_NEGATIVE ); 153 aComplexIntersections.appendElement( aNorth, ORIENTATION_NEGATIVE ); 154 aComplexIntersections.appendElement( aEast, ORIENTATION_NEGATIVE ); 155 aComplexIntersections.appendElement( aSouth, ORIENTATION_NEGATIVE ); 156 aComplexIntersections.appendElement( aWest, ORIENTATION_NEGATIVE ); 157 aComplexIntersections.appendElement( aNorthEast, ORIENTATION_NEGATIVE ); 158 aComplexIntersections.appendElement( aSouthEast, ORIENTATION_NEGATIVE ); 159 aComplexIntersections.appendElement( aSouthWest, ORIENTATION_NEGATIVE ); 160 aComplexIntersections.appendElement( aNorthWest, ORIENTATION_NEGATIVE ); 161 162 #ifdef GENERATE_RANDOM 163 for( int i=0; i<800; ++i ) 164 { 165 B2DRange aRandomRange( 166 getRandomOrdinal( 1000 ), 167 getRandomOrdinal( 1000 ), 168 getRandomOrdinal( 1000 ), 169 getRandomOrdinal( 1000 ) ); 170 171 aRandomIntersections.appendElement( aRandomRange, ORIENTATION_NEGATIVE ); 172 } 173 #else 174 const char* randomSvg="m394 783h404v57h-404zm-197-505h571v576h-571zm356-634h75v200h-75zm-40-113h403v588h-403zm93-811h111v494h-111zm-364-619h562v121h-562zm-134-8h292v27h-292zm110 356h621v486h-621zm78-386h228v25h-228zm475-345h201v201h-201zm-2-93h122v126h-122zm-417-243h567v524h-567zm-266-738h863v456h-863zm262-333h315v698h-315zm-328-826h43v393h-43zm830-219h120v664h-120zm-311-636h221v109h-221zm-500 137h628v19h-628zm681-94h211v493h-211zm-366-646h384v355h-384zm-189-199h715v247h-715zm165-459h563v601h-563zm258-479h98v606h-98zm270-517h65v218h-65zm-44-259h96v286h-96zm-599-202h705v468h-705zm216-803h450v494h-450zm-150-22h26v167h-26zm-55-599h50v260h-50zm190-278h490v387h-490zm-290-453h634v392h-634zm257 189h552v300h-552zm-151-690h136v455h-136zm12-597h488v432h-488zm501-459h48v39h-48zm-224-112h429v22h-429zm-281 102h492v621h-492zm519-158h208v17h-208zm-681-563h56v427h-56zm126-451h615v392h-615zm-47-410h598v522h-598zm-32 316h79v110h-79zm-71-129h18v127h-18zm126-993h743v589h-743zm211-430h428v750h-428zm61-554h100v220h-100zm-353-49h658v157h-658zm778-383h115v272h-115zm-249-541h119v712h-119zm203 86h94v40h-94z"; 175 B2DPolyPolygon randomPoly; 176 tools::importFromSvgD( 177 randomPoly, 178 rtl::OUString::createFromAscii(randomSvg)); 179 std::for_each(randomPoly.begin(), 180 randomPoly.end(), 181 boost::bind( 182 &B2DPolyRange::appendElement, 183 boost::ref(aRandomIntersections), 184 boost::bind( 185 &B2DPolygon::getB2DRange, 186 _1), 187 ORIENTATION_NEGATIVE, 188 1)); 189 #endif 190 } 191 192 void tearDown() 193 { 194 } 195 196 B2DPolyPolygon normalizePoly( const B2DPolyPolygon& rPoly ) 197 { 198 B2DPolyPolygon aRes; 199 for( sal_uInt32 i=0; i<rPoly.count(); ++i ) 200 { 201 B2DPolygon aTmp=rPoly.getB2DPolygon(i); 202 if( ORIENTATION_NEGATIVE == tools::getOrientation(aTmp) ) 203 aTmp.flip(); 204 205 aTmp=tools::removeNeutralPoints(aTmp); 206 207 B2DPoint* pSmallest=0; 208 for(B2DPoint* pCurr=aTmp.begin(); pCurr!=aTmp.end(); ++pCurr) 209 { 210 if( ! pSmallest || compare(*pCurr, *pSmallest) ) 211 { 212 pSmallest=pCurr; 213 } 214 } 215 216 if( pSmallest ) 217 std::rotate(aTmp.begin(),pSmallest,aTmp.end()); 218 219 aRes.append(aTmp); 220 } 221 222 // boxclipper & generic clipper disagree slightly on area-less 223 // polygons (one or two points only) 224 aRes = tools::stripNeutralPolygons(aRes); 225 226 // now, sort all polygons with increasing 0th point 227 std::sort(aRes.begin(), 228 aRes.end(), 229 boost::bind( 230 &compare, 231 boost::bind( 232 &B2DPolygon::getB2DPoint, 233 _1,0), 234 boost::bind( 235 &B2DPolygon::getB2DPoint, 236 _2,0))); 237 238 return aRes; 239 } 240 241 void verifyPoly(const char* sName, const char* sSvg, const B2DPolyRange& toTest) 242 { 243 B2DPolyPolygon aTmp1; 244 CPPUNIT_ASSERT_MESSAGE(sName, 245 tools::importFromSvgD( 246 aTmp1, 247 rtl::OUString::createFromAscii(sSvg))); 248 249 const rtl::OUString aSvg= 250 tools::exportToSvgD(toTest.solveCrossovers()); 251 B2DPolyPolygon aTmp2; 252 CPPUNIT_ASSERT_MESSAGE(sName, 253 tools::importFromSvgD( 254 aTmp2, 255 aSvg)); 256 257 CPPUNIT_ASSERT_MESSAGE( 258 sName, 259 normalizePoly(aTmp2) == normalizePoly(aTmp1)); 260 } 261 262 void verifyPoly() 263 { 264 const char* disjunct="m100 100v-200h-200v200zm1100 900v-200h-200v200z"; 265 const char* equal="m100 100v-200h-200v200zm200 0v-200h-200v200h200z"; 266 const char* intersectionN="m100 0v-100h-200v100zm200 100v-200-100h-200v100 200z"; 267 const char* intersectionE="m100 100v-200h-100v200zm200 0v-200h-200-100v200h100z"; 268 const char* intersectionS="m100 100v-200h-200v200 100h200v-100zm0 0v-100h-200v100z"; 269 const char* intersectionW="m0 100v-200h-100v200zm200 0v-200h-200-100v200h100z"; 270 const char* intersectionNE="m100 0v-100h-100v100zm200 0v-200h-200v100h-100v200h200v-100z"; 271 const char* intersectionSE="m200 200v-200h-100v-100h-200v200h100v100zm100-100v-100h-100v100z"; 272 const char* intersectionSW="m0 100v-100h-100v100zm200 0v-200h-200v100h-100v200h200v-100z"; 273 const char* intersectionNW="m100 100v-200h-100v-100h-200v200h100v100zm100-100v-100h-100v100z"; 274 const char* ringIntersection="m150 150v-100h-100v100zm300 0v-300h-200v-200h-300v300h200v100h-200v300h300v-200zm0-200v-100h-100v100z"; 275 const char* ringIntersection2="m-50-50v-100h-100v100zm100 200v-100h-100v100zm500 0v-300h-200v-200h-300v200h-200v300h200v200h300v-200zm-200-100v-100h100v100zm100-100v-100h-100v100zm100 200v-100h-100v100z"; 276 const char* ringIntersectExtraStrip="m-50-50v-100h-100v100zm100 200v-100h-100v100zm500 0v-300h-200v-200h-300v200h-200v300h200v200h300v-200zm-200-100v-100h100v25h-50v50h50v25zm150-25v-50h-150v50zm100-75v-100h-100v100zm100 200v-100h-100v100z"; 277 // TODO: old clipper impl. debug difference 278 //const char* complexIntersections="m100 0h-100v-100 100h-100 100v100-100zm0 0zm200 0h-100v-100h-100v-100 100h-100v100h-100 100v100h100v100-100h100v-100zm0 0h-100v-100 100h-100 100v100-100h100zm0 0v-100h-100-100v100 100h100 100v-100zm100 0v-100h-100v-100h-100-100v100h-100v100 100h100v100h100 100v-100h100v-100zm-200 0zm100 0v-100h-100-100v100 100h100 100v-100zm100 100v-200-100h-200-100-100v100 200 100h100 100 200v-100zm-200-100zm1000 1000v-200h-200v200z"; 279 const char* complexIntersections="m0 0zm0 0zm0 0zm0 0v-100 100h-100 100v100-100h100zm-100 0v-100 100h-100 100v100-100h100zm0 0v-100h-100-100v100 100h100 100v-100zm0 0v-100h-100-100v100 100h100 100v-100zm0 0v-100h-100v-100 100h-100v100h-100 100v100h100v100-100h100v-100h100zm-100-100v-100h-100-100v100h-100v100 100h100v100h100 100v-100h100v-100-100zm0 0v-100h-200-100-100v100 200 100h100 100 200v-100-200zm600 900v200h200v-200z"; 280 const char* randomIntersections="m63 457v-393h-43v393zm114 63v-8h-48v8zm-14 477v-127h-18v127zm693-923v-5h-119v5zm-260 457v-1h-14v1zm-220-375v-27h-8v27zm78 755v-22h-7v22zm203-774v-8h-158v8zm-108 375v-17h23v17zm813-19v-189h-21v-12h-26v-54h-17v-69h-25v-22h-62v-73h104v-5h-104-15v-17h-49v-1h-8v-16h-119v16h-386v18h-38-24v34h-23v26h-23v-26h-8v26h-18v27h18v339h8v-339h23v339h8v17h-8v13h8v5h-8v1h8v42h15v20h17v94h18 3v224h165v39h130v2h75v4h98v-4h153v-2h77v-20h4v-28h11v-218h-11v-27h3v-1h8v-17h-8v-63h8v-51h18v-32zm-581 32v-13h-14v13zm-78-78v-7h-32v7zm124 14v-21h-14v21zm595 32v-189h-26v-12h-4v-9h-13v-45h-13v-10h-12v-59h-62v-22h-26v-10h11v-63h15v-5h-15-49v-17h-8v-1h-119v1h-107v17h-279-38v34h-24v26h-23v27h23v284h-15v55h15v17h-15v13h15v5h-15v1h15v42h17v20h18v94h3 14v62h8v48h90v32h18v61h35v21h8v2h122v37h75v2h98v-2h153v-20h77v-28h4v-29h5v-40h-5v-149h-1v-27h1v-1h3v-17h-3v-46h3v-17-51h8v-32zm-563 2v-13h-14v13zm198 30v-13h-39v13zm204-43v-21h3v21zm-168-21v-21h-39v21zm306 0v-21h-5v21zm178 115v-272h-20v-12h-2v-54h-21v-164h1v-22h-27v-48h-743v47h-23v18h-71v24h-8v419h-39v19h60v156h66 32v202h-72v110h79v-88h11v39h3v48h621v-14h96v-82h35v-326zm-570-420v-4h-156v4zm63 481v-18h-11v18zm72 0v-25h-14v25zm465-112v-13h-5v13zm-46-43v-21h1v21zm-37-21v-21h-12v21zm-352 21v-21h23v21zm-23 30v-17h23v17zm-23 18v-5h23v5zm-23 82v-19h23v19zm272 75v-3h-35v3zm-76-192v-13h-39v13zm150 30v-13h-35v13zm-76 6v-1h-39v1zm11 106v-25h-11v25zm150 160v-14h-75v14zm318-304v-11h-13v-43h-2v-2h-10v-37h-4v37h-27v3h-31v-3-37h-5v37h-43v3h-2v21h2v21h-2v30h-1v-30h-8v-21h8v-21h-8v-3h-5v-62h5v-11h-5v-29h-8v-52h-15v-17-38h-15v-52h-89v16h-22v36h-175v55h-15v1h-25v51h-23v-41h-14v41h-2v105h-4v21h4v21h-4v13h4v17h-4-18v13h18v5h-18v1h18v42h4v11h2v9h14v-9h23v9h40v19h-40v25h40v2h82v2h75v43h-75v3h75 40v60h35v-60h23 34 12 15v-3h-15v-43h15v-48h10v-37h11v-31h1v1h45v30h5v-30h20v-1h11v1h8v30h19v20h3v-20h1v-30h10v-1h2v-32zm-146-329v-1h-2v1zm-117 211v-11 11zm-76 0v-11h-13v11zm13 65v-65h1v65zm-1 42v-21h1v16h35v5zm-36 30v-17h36v17zm-36 18v-5h36v5zm180-5v-13h-13v-17h5v-13h-5v-21h5v-21h-5v-3h-8v-62h8v-11h-8v-29h-9v-51h-6v-1-17h-15v-38h-54v-36h-35v36h-22v38h-67v17h-108v1h-15v51h-25v105h-23v-105h-14v105h-2v21h2v21h-2v13h2v17h-2-4v13h4v5h-4v1h4v42h2v11h14v-11h23v11h40v9h82v19h-82v25h82v2h75v2h40v43h-40v3h40 35 23v-3h-23v-43h23v-2h34v2h12v-2h6v-46h9v-20h8v-17h2v-26h-2v-5zm-127-64v-21 21zm89 51v-17h3v17zm-57-17v-13h-35v13zm58 61v-26h-19v-5h19v-13h-23v-17h23v-13h-23v-21h23v-21h-23v-65h23v-11h-23v-14h-35v-15 15h-22v14h-18v11h18v65h-18v21h18v16h22v5h-22v13h22v17h-22-18v13h18v5h-18v1h18v25h22v17h35v-17zm0-25v-1h-35v1zm-22-390v6h-175v5h-31v-15h228v4zm344 352v-189h-2v-12h-21v-54h-26v-164h26v-5h-26v-17h-119v-36h-562v35h-62v18h-23v34h-23v-10h-48v419h-8v8h8v5h71v5h-58v1h58v42h8v114h32 18v224h3v39h165v34h456v-32h77v-2h4v-20h11v-28h4v-218h-4v-28h36v-17h-36v-63h39v-83zm-50 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0v-11h-3v-43h-6v-2h-4v-39h-13v-34h-12v-60h-4v60h-27v34h-31v-34-72h-48v72h-3v-29h-8v-52-17h-5v-38h-8v-59h-15v-6h-15v-11h-89v11h-22v6h-175v7h-15v16h-25v36h-43v66h-18v41h-54v-41h-32v41h-4v105h-8v7h8v14h4v21h-4v13h4v17h-4-8v13h8v5h-8v1h8v42h4v11h86v9h18v19h-18v25h18v50h4 16 15 8v110h3v10h119v22h75v11h75v-11h23v-22h34v22h48v-22h30v-24h-30v-96h51v-3h20-20v-28h20v-15h11v15h8v1h22v-1h13v-17h-12v-46h12v-17h17v-51h6v-32z"; 281 282 verifyPoly("disjunct", disjunct, aDisjunctRanges); 283 verifyPoly("equal", equal, aEqualRanges); 284 verifyPoly("intersectionN", intersectionN, aIntersectionN); 285 verifyPoly("intersectionE", intersectionE, aIntersectionE); 286 verifyPoly("intersectionS", intersectionS, aIntersectionS); 287 verifyPoly("intersectionW", intersectionW, aIntersectionW); 288 verifyPoly("intersectionNE", intersectionNE, aIntersectionNE); 289 verifyPoly("intersectionSE", intersectionSE, aIntersectionSE); 290 verifyPoly("intersectionSW", intersectionSW, aIntersectionSW); 291 verifyPoly("intersectionNW", intersectionNW, aIntersectionNW); 292 verifyPoly("ringIntersection", ringIntersection, aRingIntersection); 293 verifyPoly("ringIntersection2", ringIntersection2, aRingIntersection2); 294 verifyPoly("ringIntersectExtraStrip", ringIntersectExtraStrip, aRingIntersectExtraStrip); 295 verifyPoly("complexIntersections", complexIntersections, aComplexIntersections); 296 verifyPoly("randomIntersections", randomIntersections, aRandomIntersections); 297 } 298 299 void dumpSvg(const char* pName, 300 const ::basegfx::B2DPolyPolygon& rPoly) 301 { 302 (void)pName; (void)rPoly; 303 #if defined(VERBOSE) 304 fprintf(stderr, "%s - svg:d=\"%s\"\n", 305 pName, rtl::OUStringToOString( 306 basegfx::tools::exportToSvgD(rPoly), 307 RTL_TEXTENCODING_UTF8).getStr() ); 308 #endif 309 } 310 311 void getPolyPolygon() 312 { 313 dumpSvg("disjunct",aDisjunctRanges.solveCrossovers()); 314 dumpSvg("equal",aEqualRanges.solveCrossovers()); 315 dumpSvg("intersectionN",aIntersectionN.solveCrossovers()); 316 dumpSvg("intersectionE",aIntersectionE.solveCrossovers()); 317 dumpSvg("intersectionS",aIntersectionS.solveCrossovers()); 318 dumpSvg("intersectionW",aIntersectionW.solveCrossovers()); 319 dumpSvg("intersectionNE",aIntersectionNE.solveCrossovers()); 320 dumpSvg("intersectionSE",aIntersectionSE.solveCrossovers()); 321 dumpSvg("intersectionSW",aIntersectionSW.solveCrossovers()); 322 dumpSvg("intersectionNW",aIntersectionNW.solveCrossovers()); 323 dumpSvg("ringIntersection",aRingIntersection.solveCrossovers()); 324 dumpSvg("ringIntersection2",aRingIntersection2.solveCrossovers()); 325 dumpSvg("aRingIntersectExtraStrip",aRingIntersectExtraStrip.solveCrossovers()); 326 dumpSvg("complexIntersections",aComplexIntersections.solveCrossovers()); 327 dumpSvg("randomIntersections",aRandomIntersections.solveCrossovers()); 328 329 CPPUNIT_ASSERT_MESSAGE("getPolyPolygon", true ); 330 } 331 332 void validatePoly( const char* pName, const B2DPolyRange& rRange ) 333 { 334 B2DPolyPolygon genericClip; 335 const sal_uInt32 nCount=rRange.count(); 336 for( sal_uInt32 i=0; i<nCount; ++i ) 337 { 338 B2DPolygon aRect=tools::createPolygonFromRect( 339 rRange.getElement(i).head); 340 if( rRange.getElement(i).tail.head == ORIENTATION_NEGATIVE ) 341 aRect.flip(); 342 343 genericClip.append(aRect); 344 } 345 346 #if defined(VERBOSE) 347 fprintf(stderr, "%s input - svg:d=\"%s\"\n", 348 pName, rtl::OUStringToOString( 349 basegfx::tools::exportToSvgD( 350 genericClip), 351 RTL_TEXTENCODING_UTF8).getStr() ); 352 #endif 353 354 const B2DPolyPolygon boxClipResult=rRange.solveCrossovers(); 355 const rtl::OUString boxClipSvg( 356 basegfx::tools::exportToSvgD( 357 normalizePoly( 358 boxClipResult))); 359 #if defined(VERBOSE) 360 fprintf(stderr, "%s boxclipper - svg:d=\"%s\"\n", 361 pName, rtl::OUStringToOString( 362 boxClipSvg, 363 RTL_TEXTENCODING_UTF8).getStr() ); 364 #endif 365 366 genericClip = tools::solveCrossovers(genericClip); 367 const rtl::OUString genericClipSvg( 368 basegfx::tools::exportToSvgD( 369 normalizePoly( 370 genericClip))); 371 #if defined(VERBOSE) 372 fprintf(stderr, "%s genclipper - svg:d=\"%s\"\n", 373 pName, rtl::OUStringToOString( 374 genericClipSvg, 375 RTL_TEXTENCODING_UTF8).getStr() ); 376 #endif 377 378 CPPUNIT_ASSERT_MESSAGE(pName, 379 genericClipSvg == boxClipSvg); 380 } 381 382 void validatePoly() 383 { 384 validatePoly("disjunct", aDisjunctRanges); 385 validatePoly("equal", aEqualRanges); 386 validatePoly("intersectionN", aIntersectionN); 387 validatePoly("intersectionE", aIntersectionE); 388 validatePoly("intersectionS", aIntersectionS); 389 validatePoly("intersectionW", aIntersectionW); 390 validatePoly("intersectionNE", aIntersectionNE); 391 validatePoly("intersectionSE", aIntersectionSE); 392 validatePoly("intersectionSW", aIntersectionSW); 393 validatePoly("intersectionNW", aIntersectionNW); 394 // subtle differences on Solaris Intel, comparison not smart enough 395 // (due to floating point inaccuracies) 396 //validatePoly("ringIntersection", aRingIntersection); 397 //validatePoly("ringIntersection2", aRingIntersection2); 398 //validatePoly("ringIntersectExtraStrip", aRingIntersectExtraStrip); 399 // generic clipper buggy here, likely 400 //validatePoly("complexIntersections", aComplexIntersections); 401 //validatePoly("randomIntersections", aRandomIntersections); 402 } 403 404 // Change the following lines only, if you add, remove or rename 405 // member functions of the current class, 406 // because these macros are need by auto register mechanism. 407 408 CPPUNIT_TEST_SUITE(boxclipper); 409 CPPUNIT_TEST(validatePoly); 410 CPPUNIT_TEST(verifyPoly); 411 CPPUNIT_TEST(getPolyPolygon); 412 CPPUNIT_TEST_SUITE_END(); 413 }; 414 415 // ----------------------------------------------------------------------------- 416 CPPUNIT_TEST_SUITE_REGISTRATION(basegfx2d::boxclipper); 417 } // namespace basegfx2d 418