From fa8fd80b285e8b916afa5b0424bcd00e579c0771 Mon Sep 17 00:00:00 2001
From: Tim Redfern <tim@getdrop.com>
Date: Sun, 21 Jan 2018 12:39:07 +0000
Subject: outlining partially working

---
 drawing/src/ofApp.cpp | 87 ++++++++++++++++++++++++++++++++++++++++++++++-----
 drawing/src/ofApp.h   |  3 ++
 2 files changed, 82 insertions(+), 8 deletions(-)

diff --git a/drawing/src/ofApp.cpp b/drawing/src/ofApp.cpp
index 70a9f00..91daee1 100644
--- a/drawing/src/ofApp.cpp
+++ b/drawing/src/ofApp.cpp
@@ -8,21 +8,21 @@ vector<std::string> cmdnames={"moveTo","lineTo","curveTo","bezierTo","quadBezier
 void ofApp::setup(){
 	ofxSVG svg;
 	svg.load("bars.svg");
-	vector <ofPath> paths= svg.getPaths();
+	imagepaths= svg.getPaths();
 
-	for (int i=0;i<paths.size();i++){
-		vector <ofPolyline> outlines= paths[i].getOutline();
+	for (int i=0;i<imagepaths.size();i++){
+		vector <ofPolyline> outlines= imagepaths[i].getOutline();
 		for (int j=0;j<outlines.size();j++){
 			segmenters.push_back(lineSegmenter(outlines[j]));
 		}	
 	}
 
-	cout << "Drawing: found " << paths.size() << " paths with " << segmenters.size() << " shapes" <<std::endl;
+	cout << "Drawing: found " << maskpaths.size() << " paths with " << segmenters.size() << " shapes" <<std::endl;
 
 	svg.load("lorenzo.svg");
-	paths= svg.getPaths();
+	maskpaths= svg.getPaths();
 
-	for (auto& path:paths){
+	for (auto& path:maskpaths){
 		//paths[i].setMode(ofPath::COMMANDS);
 		path.setPolyWindingMode(OF_POLY_WINDING_ODD);
 		
@@ -45,7 +45,7 @@ void ofApp::setup(){
 
 	}
 
-	cout << "Mask: found " << paths.size() << " paths with " << mask.size() << " shapes" <<std::endl;
+	cout << "Mask: found " << maskpaths.size() << " paths with " << mask.size() << " shapes" <<std::endl;
 
 	numsegments=1;
 	coverage=0.5;
@@ -153,6 +153,77 @@ void ofApp::draw(){
 			break;
 		}
 		case 4:{
+			vector<ofPolyline> clipped = clipper.getOffsets(maskpaths,((sin(ofGetElapsedTimef())+1)*5)+1,true);
+	    	for (auto& clip: clipped)
+		    {
+		        clip.draw();
+		        segmentsdrawn++;
+		        pointsdrawn+=clip.size();
+		    }
+			break;
+		}
+		case 5:{
+			vector<ofPolyline> clipped = clipper.getOffsets(maskpaths,(phase*20)+1,true);
+			
+			vector<ofPolyline> simplified = clipper.simplifyPolylines(clipped);
+
+			ofSetColor(255*(1.0f-phase),255*(1.0f-phase),255*(1.0f-phase));
+
+	    	for (auto& clip: simplified)
+		    {
+
+		        clip.draw();
+		        segmentsdrawn++;
+		        pointsdrawn+=clip.size();
+		    }
+
+		   	float phase1=fmod(phase+0.5f,1.0f);
+
+		   	clipped.clear();
+
+		    clipped = clipper.getOffsets(maskpaths,(phase1*20)+1,true);
+
+		    simplified.clear();
+			
+			simplified = clipper.simplifyPolylines(clipped);
+
+			ofSetColor(255*(1.0f-phase1),255*(1.0f-phase1),255*(1.0f-phase1));
+
+	    	for (auto& clip: simplified)
+		    {
+
+		        clip.draw();
+		        segmentsdrawn++;
+		        pointsdrawn+=clip.size();
+		    }
+
+
+			break;
+		}
+		case 6:{
+
+			vector <ofPolyline> shapes;
+			for (auto& shape: mask)
+		    {
+		    	shape.close();
+		    	shapes.push_back(shape);
+		    }
+			vector<ofPolyline> clipped = clipper.getOffsets(shapes,((sin(ofGetElapsedTimef())+1)*5)+1);
+			
+			
+			vector<ofPolyline> simplified = clipper.simplifyPolylines(clipped);
+
+	    	for (auto& clip: simplified)
+		    {
+		        clip.draw();
+		        segmentsdrawn++;
+		        pointsdrawn+=clip.size();
+		    }
+
+
+			break;
+		}
+		case 7:{
 			int w=ofRandom(1000);
 			segmenters[w%segmenters.size()].draw();
 			segmentsdrawn=1;
@@ -213,7 +284,7 @@ void ofApp::keyReleased(int key){
 			break;
 		}
 		case 'p':{
-			mode=(mode+1)%4;
+			mode=(mode+1)%8;
 			break;
 		}
 	}
diff --git a/drawing/src/ofApp.h b/drawing/src/ofApp.h
index c63533a..4e8dc69 100644
--- a/drawing/src/ofApp.h
+++ b/drawing/src/ofApp.h
@@ -42,6 +42,9 @@ class ofApp : public ofBaseApp{
 
 		int mode;
 
+		vector <ofPath> imagepaths;
+		vector <ofPath> maskpaths;
+
 		ofx::Clipper clipper;
 
 		ofxSyphonServer mainOutputSyphonServer;
-- 
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