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updated README
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README
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README
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==================
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INSTALLATION GUIDE
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==================
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#####################################################################################
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###
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### Since there are no Input validation of the data given for triangulation you need
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### to think about this. Poly2Tri does not support repeat points within epsilon.
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###
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### * If you have a cyclic function that generates random points make sure you don't
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### add the same coordinate twice.
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###
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### * If you are given input and aren't sure same point exist twice you need to
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### check for this yourself.
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###
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### * Only simple polygons are supported. You may add holes or interior Steiner points
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###
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### * Interior holes must not touch other holes, nor touch the polyline boundary
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###
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### * Use the library in this order:
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###
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### 1) Initialize CDT with a simple polyline (this defines the constrained edges)
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### 2) Add holes if necessary (also simple polylines)
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### 3) Add Steiner points
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### 4) Triangulate
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###
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### Make sure you understand the preceding notice before posting an issue. If you have
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### an issue not covered by the above, include your data-set with the problem.
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###
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### The only easy day was yesterday; have a nice day. <Mason Green>
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###
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######################################################################################
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===========================
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TESTBED INSTALLATION GUIDE
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===========================
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------------
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Dependencies
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@ -15,7 +44,7 @@ Dependencies
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- GLFW (http://glfw.sf.net)
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- Python
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Waf (http://code.google.com/p/waf/) is used to compile the testbed.
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waf (http://code.google.com/p/waf/) is used to compile the testbed.
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A waf script (86kb) is included in the repositoty.
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----------------------------------------------
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@ -39,6 +39,7 @@
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#include <iostream>
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using namespace std;
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#include "test_shapes.h"
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#include "../poly2tri/poly2tri.h"
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using namespace p2t;
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@ -115,6 +116,11 @@ int main(int argc, char* argv[])
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vector<p2t::Point*> polyline;
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for(int i = 0; i < 25; i++) {
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polyline.push_back(new Point(outline[i*2],outline[i*2+1]));
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}
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/*
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if(random_distribution) {
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// Create a simple bounding box
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polyline.push_back(new Point(min,min));
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@ -148,6 +154,8 @@ int main(int argc, char* argv[])
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}
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}
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*/
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cout << "Number of constrained edges = " << polyline.size() << endl;
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polylines.push_back(polyline);
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@ -169,6 +177,27 @@ int main(int argc, char* argv[])
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/*
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* STEP 2: Add holes or Steiner points if necessary
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*/
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vector<Point*> hole1_pts;
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vector<Point*> hole2_pts;
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for(int i = 0; i < 22; i++) {
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hole1_pts.push_back(new Point(hole1[i*2],hole1[i*2+1]));
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}
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cdt->AddHole(hole1_pts);
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for(int i = 0; i < 10; i++) {
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hole2_pts.push_back(new Point(hole2[i*2],hole2[i*2+1]));
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}
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cdt->AddHole(hole2_pts);
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for(int i = 0; i < 42; i ++) {
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cdt->AddPoint(new Point(steiner_points[i*2], steiner_points[i*2+1]));
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}
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/*
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string s(argv[1]);
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if(s.find("dude.dat", 0) != string::npos) {
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// Add head hole
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@ -190,6 +219,7 @@ int main(int argc, char* argv[])
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cdt->AddPoint(new Point(x, y));
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}
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}
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*/
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/*
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* STEP 3: Triangulate!
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@ -412,6 +442,8 @@ vector<Point*> CreateChestHole() {
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}
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double StringToDouble(const std::string& s)
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{
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std::istringstream i(s);
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