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AngusJohnsonAngusJohnson
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clipper.export.h: added exported Triangulate functions
plus significant update to DLL test applications
1 parent f39457d commit 21ebba0

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20 files changed

+397
-1170
lines changed

20 files changed

+397
-1170
lines changed

‎CPP/CMakeLists.txt‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1,5 +1,5 @@
11
cmake_minimum_required(VERSION 3.15)
2-
project(Clipper2 VERSION 2.0.0 LANGUAGES C CXX)
2+
project(Clipper2 VERSION 2.0.1 LANGUAGES C CXX)
33

44
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
55
if(NOT DEFINED CMAKE_CXX_STANDARD OR CMAKE_CXX_STANDARD LESS 17)

‎CPP/Clipper2Lib/include/clipper2/clipper.export.h‎

Lines changed: 19 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -116,6 +116,7 @@ the four vertices that define the two segments that are intersecting.
116116
#include "clipper2/clipper.engine.h"
117117
#include "clipper2/clipper.offset.h"
118118
#include "clipper2/clipper.rectclip.h"
119+
#include "clipper2/clipper.triangulation.h"
119120
#include <cstdlib>
120121

121122
namespace Clipper2Lib {
@@ -812,6 +813,24 @@ EXTERN_DLL_EXPORT CPaths64 MinkowskiDiff64(const CPath64& cpattern, const CPath6
812813
return CreateCPathsFromPathsT(solution);
813814
}
814815

816+
EXTERN_DLL_EXPORT CPaths64 Triangulate64(const CPaths64 paths, bool use_delaunay)
817+
{
818+
Paths64 pp = ConvertCPathsToPathsT(paths);
819+
Paths64 sol;
820+
if (Triangulate(pp, sol, use_delaunay) != TriangulateResult::success) return nullptr;
821+
return CreateCPathsFromPathsT(sol);
822+
}
823+
824+
EXTERN_DLL_EXPORT CPathsD TriangulateD(const CPathsD paths, int decimal_precison, bool use_delaunay)
825+
{
826+
if (decimal_precison < -8 || decimal_precison > 8) return nullptr;
827+
const double scale = std::pow(10, decimal_precison);
828+
Paths64 pp = ConvertCPathsDToPaths64(paths, scale);
829+
Paths64 sol;
830+
if (Triangulate(pp, sol, use_delaunay) != TriangulateResult::success) return nullptr;
831+
return CreateCPathsDFromPaths64(sol, 1 / scale);
832+
}
833+
815834
#ifdef USINGZ
816835
typedef void (*DLLZCallback64)(const Point64& e1bot, const Point64& e1top, const Point64& e2bot, const Point64& e2top, Point64& pt);
817836
typedef void (*DLLZCallbackD)(const PointD& e1bot, const PointD& e1top, const PointD& e2bot, const PointD& e2top, PointD& pt);

‎CPP/Clipper2Lib/include/clipper2/clipper.version.h‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1,6 +1,6 @@
11
#ifndef CLIPPER_VERSION_H
22
#define CLIPPER_VERSION_H
33

4-
constexpr auto CLIPPER2_VERSION = "1.5.4";
4+
constexpr auto CLIPPER2_VERSION = "2.0.1";
55

66
#endif // CLIPPER_VERSION_H

‎DLL/CPP_DLL/Clipper2ZDll.vcxproj‎

Lines changed: 3 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -80,7 +80,7 @@
8080
<IncludePath>..\..\CPP\Clipper2Lib\include;$(IncludePath)</IncludePath>
8181
</PropertyGroup>
8282
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
83-
<TargetName>Clipper2_Z_64</TargetName>
83+
<TargetName>Clipper2_Z_32</TargetName>
8484
<IncludePath>..\..\CPP\Clipper2Lib\include;$(IncludePath)</IncludePath>
8585
</PropertyGroup>
8686
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
@@ -170,13 +170,15 @@
170170
<ClInclude Include="..\..\CPP\Clipper2Lib\include\clipper2\clipper.h" />
171171
<ClInclude Include="..\..\CPP\Clipper2Lib\include\clipper2\clipper.offset.h" />
172172
<ClInclude Include="..\..\CPP\Clipper2Lib\include\clipper2\clipper.rectclip.h" />
173+
<ClInclude Include="..\..\CPP\Clipper2Lib\include\clipper2\clipper.triangulation.h" />
173174
<ClInclude Include="framework.h" />
174175
<ClInclude Include="pch.h" />
175176
</ItemGroup>
176177
<ItemGroup>
177178
<ClCompile Include="..\..\CPP\Clipper2Lib\src\clipper.engine.cpp" />
178179
<ClCompile Include="..\..\CPP\Clipper2Lib\src\clipper.offset.cpp" />
179180
<ClCompile Include="..\..\CPP\Clipper2Lib\src\clipper.rectclip.cpp" />
181+
<ClCompile Include="..\..\CPP\Clipper2Lib\src\clipper.triangulation.cpp" />
180182
<ClCompile Include="dllmain.cpp" />
181183
<ClCompile Include="pch.cpp" />
182184
</ItemGroup>

‎DLL/CPP_DLL/Clipper2_Dll.vcxproj‎

Lines changed: 4 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -76,11 +76,11 @@
7676
<IncludePath>..\..\CPP\Clipper2Lib\include;$(IncludePath)</IncludePath>
7777
</PropertyGroup>
7878
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
79-
<TargetName>Clipper2_64</TargetName>
79+
<TargetName>Clipper2_32</TargetName>
8080
<IncludePath>..\..\CPP\Clipper2Lib\include;$(IncludePath)</IncludePath>
8181
</PropertyGroup>
8282
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
83-
<TargetName>Clipper2_64</TargetName>
83+
<TargetName>Clipper2_32</TargetName>
8484
<IncludePath>..\..\CPP\Clipper2Lib\include;$(IncludePath)</IncludePath>
8585
</PropertyGroup>
8686
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
@@ -170,13 +170,15 @@
170170
<ClInclude Include="..\..\CPP\Clipper2Lib\include\clipper2\clipper.h" />
171171
<ClInclude Include="..\..\CPP\Clipper2Lib\include\clipper2\clipper.offset.h" />
172172
<ClInclude Include="..\..\CPP\Clipper2Lib\include\clipper2\clipper.rectclip.h" />
173+
<ClInclude Include="..\..\CPP\Clipper2Lib\include\clipper2\clipper.triangulation.h" />
173174
<ClInclude Include="framework.h" />
174175
<ClInclude Include="pch.h" />
175176
</ItemGroup>
176177
<ItemGroup>
177178
<ClCompile Include="..\..\CPP\Clipper2Lib\src\clipper.engine.cpp" />
178179
<ClCompile Include="..\..\CPP\Clipper2Lib\src\clipper.offset.cpp" />
179180
<ClCompile Include="..\..\CPP\Clipper2Lib\src\clipper.rectclip.cpp" />
181+
<ClCompile Include="..\..\CPP\Clipper2Lib\src\clipper.triangulation.cpp" />
180182
<ClCompile Include="dllmain.cpp" />
181183
<ClCompile Include="pch.cpp" />
182184
</ItemGroup>

‎DLL/TEST_APPS/CSharp_TestApps/CSharp_TestApp/CSharp_TestApp.csproj‎

Lines changed: 7 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -8,12 +8,13 @@
88
<Platforms>x64</Platforms>
99
</PropertyGroup>
1010

11-
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
12-
<DefineConstants>$(DefineConstants);USINGZ</DefineConstants>
13-
</PropertyGroup>
11+
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" />
1412

15-
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
16-
<DefineConstants>$(DefineConstants);USINGZ</DefineConstants>
17-
</PropertyGroup>
13+
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" />
14+
15+
<ItemGroup>
16+
<Compile Include="..\Clipper2Dll.Core.cs" Link="Clipper2Dll.Core.cs" />
17+
<Compile Include="..\Clipper2Dll.Svg.cs" Link="Clipper2Dll.Svg.cs" />
18+
</ItemGroup>
1819

1920
</Project>

‎DLL/TEST_APPS/CSharp_TestApps/CSharp_TestApp/Program.cs‎

Lines changed: 118 additions & 54 deletions
Original file line numberDiff line numberDiff line change
@@ -1,14 +1,12 @@
11
/*******************************************************************************
22
* Author : Angus Johnson *
3-
* Date : 29 October 2023 *
3+
* Date : 18 December 2025 *
44
* Website : https://www.angusj.com *
5-
* Copyright : Angus Johnson 2010-2023 *
5+
* Copyright : Angus Johnson 2010-2025 *
66
* License : https://www.boost.org/LICENSE_1_0.txt *
77
*******************************************************************************/
88

99
using Clipper2Dll;
10-
using System.Globalization;
11-
using System.Runtime.InteropServices;
1210
using static Clipper2Dll.Clipper2DllCore;
1311
using static Clipper2Dll.SvgWriterUtils;
1412

@@ -68,6 +66,16 @@ private static void DrawSVG(string filename, long[]? cSubjects, long[]? cClips,
6866
OpenFileWithDefaultApp(filename);
6967
}
7068

69+
private static void DrawSVG_MultiColor(string filename, long[]? cSolution)
70+
{
71+
SvgWriter svg = new SvgWriter();
72+
if (cSolution == null) return;
73+
AddSolution_MultiColor(svg, cSolution, false);
74+
svg.SaveToFile(filename, 400, 400);
75+
OpenFileWithDefaultApp(filename);
76+
}
77+
78+
7179
private static void DrawSVG(string filename, double[] cSubjects, double[] cClips, double[] cSolution)
7280
{
7381
SvgWriter svg = new SvgWriter();
@@ -99,74 +107,58 @@ private static void DrawSVG(string filename, double[] cSubjects, double[] cClips
99107
OpenFileWithDefaultApp(filename);
100108
}
101109

102-
/// Main Entry ////////////////////////////////////////////////////////////
103-
public static void Main()
104-
{
105-
//string? ver = Marshal.PtrToStringAnsi(Version());
106-
//Console.WriteLine(ver + "\n");
107-
108-
#if USINGZ
109-
SetZCallback64(MyCallBack64);
110-
SetZCallbackD(MyCallBackD);
111-
#endif
112-
113-
/////////////////////////////////////////////////////////////////////////
114-
// test BooleanOp64() ///////////////////////////////////////////////////
115-
/////////////////////////////////////////////////////////////////////////
116110

111+
public static void TestBooleanOp64()
112+
{
117113
#if USINGZ
118-
long[] cSubject = CreateCPathsFromCoords(new long[] { 0,0,1, 100,0,2, 100,100,3, 0,100,4 });
119-
long[] cClip = CreateCPathsFromCoords(new long[] { 20,20,1, 120,20,2, 120,120,3, 20,120,4 });
120-
counter = 11;
114+
long[] cSubject = CreateCPathsFromCoords(new long[] { 0, 0, 1, 100, 0, 2, 100, 100, 3, 0, 100, 4 });
115+
long[] cClip = CreateCPathsFromCoords(new long[] { 30, 30, 1, 130, 30, 2, 130, 130, 3, 30, 130, 4 });
116+
counter = 11;
121117
#else
122-
long[] cSubject = CreateCPathsFromCoords(new long[] { 0,0, 100,0, 100,100, 0,100 });
123-
long[] cClip = CreateCPathsFromCoords(new long[] { 20,20, 120,20, 120,120, 20,120 });
118+
long[] cSubject = CreateCPathsFromCoords(new long[] { 0,0, 100,0, 100,100, 0,100 });
119+
long[] cClip = CreateCPathsFromCoords(new long[] { 30,30, 130,30, 130,130, 30,130 });
124120
#endif
125121

126-
if (BooleanOp64((int)ClipType.Intersection, (int)FillRule.NonZero, cSubject,
127-
null, cClip, out IntPtr cSol, out IntPtr cSolOpen, false, false) != 0) return;
122+
if (BooleanOp64((int)ClipType.Intersection, (int)FillRule.NonZero, cSubject,
123+
null, cClip, out IntPtr cSol, out IntPtr cSolOpen, false, false) != 0) return;
128124

129-
long[]? cSolution = GetArrayFromIntPtr<long>(cSol);
125+
long[]? cSolution = GetArrayFromIntPtr<long>(cSol);
130126

131-
//Console.WriteLine("BooleanOp64:");
132-
//LogCPaths(cSolution, " ");
127+
//Console.WriteLine("BooleanOp64:");
128+
//LogCPaths(cSolution, " ");
133129

134-
// clean up unmanaged memory
135-
DisposeArray64(ref cSol);
136-
DisposeArray64(ref cSolOpen);
130+
// clean up unmanaged memory
131+
DisposeArray64(ref cSol);
132+
DisposeArray64(ref cSolOpen);
137133

138-
DrawSVG(@"..\..\..\rectangles.svg", cSubject, cClip, cSolution);
134+
DrawSVG(@"..\..\..\rectangles.svg", cSubject, cClip, cSolution);
135+
}
139136

140-
/////////////////////////////////////////////////////////////////////////
141-
// test BooleanOpD() ////////////////////////////////////////////////////
142-
/////////////////////////////////////////////////////////////////////////
143137

138+
public static void TestBooleanOpD()
139+
{
144140
#if USINGZ
145-
double[] cSubjectD = CreateCPathsFromCoords(new double[] { 0,0,1, 100,0,2, 100,100,3, 0,100,4 });
146-
double[] cClipD = CreateCPathsFromCoords(new double[] { 20,20,1, 120,20,2, 120,120,3, 20,120,4 });
141+
double[] cSubjectD = CreateCPathsFromCoords(new double[] { 0, 0, 1, 100, 0, 2, 100, 100, 3, 0, 100, 4 });
142+
double[] cClipD = CreateCPathsFromCoords(new double[] { 30, 30, 1, 130, 30, 2, 130, 130, 3, 30, 130, 4 });
147143
counter = 21;
148144
#else
149145
double[] cSubjectD = CreateCPathsFromCoords(new double[] { 0,0, 100,0, 100,100, 0,100 });
150-
double[] cClipD = CreateCPathsFromCoords(new double[] { 20,20, 120,20, 120,120, 20,120 });
146+
double[] cClipD = CreateCPathsFromCoords(new double[] { 30,30, 130,30, 130,130, 30,130 });
151147
#endif
152148
int resultD = BooleanOpD((int)ClipType.Intersection, (int)FillRule.NonZero, cSubjectD,
153149
null, cClipD, out IntPtr cSolD, out IntPtr cSolOpenD, 2, false, false);
154150
if (resultD != 0) return;
155151
double[]? cSolutionD = GetArrayFromIntPtr<double>(cSolD);
156-
157-
//Console.WriteLine("BooleanOpD:");
158-
//LogCPaths(cSolutionD, " ");
159152

160153
// clean up unmanaged memory
161154
DisposeArrayD(ref cSolD);
162155
DisposeArrayD(ref cSolOpenD);
163156

164157
DrawSVG(@"..\..\..\rectangles2.svg", cSubjectD, cClipD, cSolutionD!);
158+
}
165159

166-
/////////////////////////////////////////////////////////////////////////
167-
// test BooleanOp_PolyTree64() //////////////////////////////////////////
168-
/////////////////////////////////////////////////////////////////////////
169-
160+
public static void TestBooleanOp_Polytree64()
161+
{
170162
// create arrays of x,y coords that define 5 successively
171163
// larger rectangles centered on the origin ...
172164
List<long[]> cRectangles = new(5);
@@ -176,7 +168,7 @@ public static void Main()
176168
-i*20,-i*20,1, i*20,-i*20,2, i*20,i*20,3, -i*20,i*20,4 })!);
177169
long[] cSubjects = CreateCPathsFromCPathList(cRectangles);
178170
long[] cClips = CreateCPathsFromCoords(
179-
new long[] { -90,-120,11, 90,-120,12, 90,120,13, -90,120,14 });
171+
new long[] { -90, -120, 11, 90, -120, 12, 90, 120, 13, -90, 120, 14 });
180172
counter = 31;
181173
#else
182174
for (int i = 1; i < 6; ++i)
@@ -186,7 +178,7 @@ public static void Main()
186178
long[] cClips = CreateCPathsFromCoords(new long[] { -90,-120, 90,-120, 90,120, -90,120 });
187179
#endif
188180

189-
int result3 = BooleanOp_PolyTree64((int)ClipType.Intersection,
181+
int result3 = BooleanOp_PolyTree64((int)ClipType.Intersection,
190182
(int)FillRule.EvenOdd, cSubjects, null, cClips,
191183
out IntPtr cSol_pt64, out IntPtr cSolOpen_pt64, false, false);
192184
if (result3 != 0) return;
@@ -202,11 +194,11 @@ public static void Main()
202194

203195
ConvertCPolytreeToCPaths(cPolyTree64, out long[] solution5);
204196
DrawSVG(@"..\..\..\polytree64.svg", cSubjects, cClips, solution5);
197+
}
205198

206-
/////////////////////////////////////////////////////////////////////////
207-
// test BooleanOp_PolyTreeD() ///////////////////////////////////////////
208-
/////////////////////////////////////////////////////////////////////////
209-
199+
200+
public static void TestBooleanOp_PolytreeD()
201+
{
210202
List<double[]> subList2 = new(5);
211203
#if USINGZ
212204
for (int i = 1; i < 6; ++i)
@@ -223,7 +215,7 @@ public static void Main()
223215
double[] cClip4 = CreateCPathsFromCoords(new double[] { -90,-120, 90,-120, 90,120, -90,120 });
224216
#endif
225217

226-
int result4 = BooleanOp_PolyTreeD((int)ClipType.Intersection,
218+
int result4 = BooleanOp_PolyTreeD((int)ClipType.Intersection,
227219
(int)FillRule.EvenOdd, cSubject4, null, cClip4,
228220
out IntPtr cSol_ptD, out IntPtr cSolOpen_ptD, 2, false, false);
229221
if (result4 != 0) return;
@@ -241,9 +233,81 @@ public static void Main()
241233

242234
ConvertCPolytreeToCPaths(cPolyTreeD, out double[] solution6);
243235
DrawSVG(@"..\..\..\polytreeD.svg", cSubject4, cClip4, solution6);
236+
}
237+
238+
public static void TestTriangulate()
239+
{
240+
// 'coral3' outline ...
241+
long arrLen = 2 + (2 + 248 * 2) + (2 + 28 * 2) + (2 + 20 * 2);
242+
long[] subjects =
243+
{
244+
arrLen, 3, // array length, 3 polygon contours (1 outer path + 2 holes)
245+
// outer path
246+
248, 0, // outer path length, discarded 0 value
247+
5685, 2435, 5720, 2510, 5700, 2600, 5570, 2770, 5380, 2920, 5210, 2990, 5110, 2990, 5050, 2970, 4970,
248+
2930, 4850, 2895, 4770, 2920, 4700, 3040, 4570, 3430, 4440, 3910, 4370, 4140, 4270, 4330, 4100, 4500,
249+
3870, 4660, 3700, 4820, 3660, 4910, 3680, 5010, 3730, 5070, 3790, 5100, 3960, 5110, 4140, 5070, 4300,
250+
5000, 4520, 4840, 4730, 4600, 5110, 4010, 5390, 3550, 5470, 3485, 5530, 3495, 5560, 3530, 5580, 3710,
251+
5540, 3900, 5340, 4310, 5080, 4690, 4850, 4990, 4740, 5110, 4570, 5220, 4160, 5420, 3730, 5560, 3400,
252+
5620, 3060, 5610, 2710, 5570, 2380, 5500, 2070, 5370, 1770, 5150, 1520, 4880, 1060, 4290, 670, 3930,
253+
490, 3740, 370, 3520, 270, 3150, 270, 2980, 310, 2920, 370, 2880, 450, 2890, 510, 2940, 580, 3130,
254+
640, 3370, 730, 3560, 1040, 3930, 1210, 4050, 1300, 4060, 1370, 4020, 1460, 3880, 1440, 3730, 1340,
255+
3570, 1190, 3390, 830, 3030, 690, 2850, 590, 2660, 520, 2460, 510, 2370, 560, 2310, 630, 2310, 690,
256+
2360, 780, 2570, 880, 2760, 940, 2810, 1000, 2810, 1050, 2760, 1070, 2710, 1040, 2570, 820, 2240, 600,
257+
1900, 570, 1770, 590, 1710, 640, 1670, 730, 1650, 800, 1680, 930, 1840, 1140, 2290, 1220, 2480, 1260,
258+
2690, 1360, 3110, 1710, 4010, 1780, 4270, 1850, 4560, 1950, 4790, 2030, 4840, 2120, 4830, 2220, 4780,
259+
2290, 4720, 2340, 4540, 2300, 4310, 2200, 4050, 1930, 3480, 1800, 3210, 1720, 2950, 1630, 2720, 1500,
260+
2470, 1220, 1960, 1120, 1730, 1070, 1510, 1100, 1340, 1150, 1270, 1240, 1210, 1340, 1200, 1430, 1260,
261+
1500, 1390, 1530, 1580, 1560, 1910, 1620, 2280, 1680, 2430, 1750, 2560, 1850, 2630, 1980, 2640, 2090,
262+
2590, 2160, 2480, 2180, 2340, 2170, 2170, 2110, 1800, 2050, 1450, 2020, 1280, 1950, 1090, 1770, 700,
263+
1700, 530, 1680, 370, 1720, 260, 1820, 190, 1930, 200, 2000, 290, 2080, 660, 2150, 1050, 2230, 1180,
264+
2350, 1230, 2430, 1200, 2480, 1110, 2530, 860, 2580, 620, 2630, 560, 2710, 550, 2830, 630, 2870, 760,
265+
2860, 930, 2800, 1120, 2620, 1540, 2500, 1930, 2360, 2510, 2300, 2810, 2270, 3100, 2250, 3580, 2290,
266+
3790, 2340, 3850, 2420, 3890, 2500, 3880, 2560, 3840, 2650, 3670, 2760, 3250, 2830, 2950, 2870, 2640,
267+
2940, 2030, 3110, 1270, 3100, 1020, 3060, 740, 3060, 510, 3100, 430, 3190, 380, 3320, 380, 3390, 430,
268+
3430, 510, 3440, 610, 3440, 840, 3460, 930, 3520, 990, 3630, 1020, 3750, 980, 3830, 890, 3870, 770, 3920,
269+
460, 3950, 320, 4000, 210, 4110, 160, 4270, 170, 4340, 220, 4370, 300, 4330, 540, 4230, 810, 4170, 1070,
270+
4130, 1550, 4160, 1750, 4210, 1820, 4280, 1860, 4360, 1860, 4420, 1820, 4510, 1680, 4570, 1470, 4610,
271+
1230, 4650, 980, 4710, 780, 4790, 650, 4850, 630, 4930, 635, 5040, 700, 5090, 810, 5090, 950, 5060, 1110,
272+
4950, 1460, 4810, 1770, 4690, 1920, 4510, 2050, 4380, 2170, 4360, 2240, 4380, 2300, 4430, 2350, 4500,
273+
2370, 4670, 2320, 5010, 2110, 5150, 1950, 5270, 1730, 5390, 1570, 5450, 1550, 5520, 1560, 5570, 1610,
274+
5590, 1680, 5550, 1800, 5310, 2110, 5050, 2440, 5000, 2590, 5010, 2660, 5050, 2720, 5120, 2740, 5200,
275+
2710, 5380, 2570, 5560, 2420, 5630, 2410,
276+
// hole 1
277+
28, 0, // inner path length, discarded 0 value
278+
3190, 2270, 3150, 2840, 3010, 3410, 2860, 3850, 2730, 4200, 2670, 4500, 2710, 4580, 2810, 4640, 2950,
279+
4650, 3060, 4630, 3200, 4520, 3300, 4380, 3360, 4200, 3400, 4010, 3450, 3600, 3530, 3210, 3770, 2730,
280+
3870, 2480, 3930, 2230, 3960, 2000, 3960, 1750, 3910, 1540, 3850, 1460, 3770, 1410, 3640, 1410, 3530,
281+
1490, 3340, 1740, 3230, 1990,
282+
// hole 2 // inner path length, discarded 0 value
283+
20, 0,
284+
4240, 2700, 4050, 2800, 3900, 2970, 3810, 3160, 3710, 3580, 3550, 4080, 3530, 4310, 3560, 4390, 3640,
285+
4430, 3870, 4390, 4040, 4290, 4150, 4130, 4230, 3940, 4320, 3490, 4380, 3260, 4460, 3050, 4540, 2880,
286+
4550, 2770, 4510, 2700, 4440, 2670 };
287+
288+
IntPtr sol = Triangulate64(subjects, true);
289+
long []? cSol64 = GetArrayFromIntPtr<long>(sol);
290+
291+
DrawSVG_MultiColor(@"..\..\..\coral3_t.svg", cSol64);
292+
DisposeArray64(ref sol); // disposes DLL assigned memory
293+
}
294+
295+
/// Main Entry ////////////////////////////////////////////////////////////
296+
public static void Main()
297+
{
298+
//string? ver = Marshal.PtrToStringAnsi(Version());
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//Console.WriteLine(ver + "\n");
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#if USINGZ
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SetZCallback64(MyCallBack64);
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SetZCallbackD(MyCallBackD);
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#endif
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/////////////////////////////////////////////////////////////////////////
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/////////////////////////////////////////////////////////////////////////
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TestBooleanOp64();
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TestBooleanOpD();
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TestBooleanOp_Polytree64();
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TestBooleanOp_PolytreeD();
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TestTriangulate();
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//Console.WriteLine("\nPress any key to exit ... ");
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//Console.ReadKey();

‎DLL/TEST_APPS/CSharp_TestApps/CSharp_TestApp/polytree_sample.png‎

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