From 8072eb4d248debf2d049548dd5dec21cc0152c52 Mon Sep 17 00:00:00 2001
From: Tim Redfern <tim@eclectronics.org>
Date: Thu, 13 Mar 2014 17:32:30 +0000
Subject: matrix size adjustment

---
 offsetProject/src/imageStore.h | 34 ++++++++++++++++++++++++++++------
 offsetProject/src/ofApp.cpp    | 28 +++++++++++++++++++---------
 offsetProject/src/ofApp.h      |  2 ++
 3 files changed, 49 insertions(+), 15 deletions(-)

diff --git a/offsetProject/src/imageStore.h b/offsetProject/src/imageStore.h
index 8d1b584..a2bd39d 100644
--- a/offsetProject/src/imageStore.h
+++ b/offsetProject/src/imageStore.h
@@ -5,6 +5,8 @@
 #define MIN_TILE_SIZE 8
 #define MAX_TILE_SIZE 16
 
+#define FLANN_MATRIX_SIZE 3
+
 #include "ofMain.h"
 #include "ofxJSONElement.h"
 #include "ofxOpenCv.h"
@@ -51,7 +53,7 @@ class imageStore : public ofThread{
 			img.setUseTexture(true);
 			img.update();
 			images["000000"]=img;
-			colours["000000"]=ofColor(0,0,0);
+			//colours["000000"]=ofColor(0,0,0);
 
 		}
 		~imageStore(){
@@ -113,6 +115,22 @@ class imageStore : public ofThread{
 	        	Matrix<float> query(test,1,3);
 	        	Matrix<int> indices(new int[1], query.rows, 1);
 	    		Matrix<float> dists(new float[1], query.rows, 1);
+	    		index->knnSearch(query, indices, dists, 1,SearchParams(10));
+	    		im=*imageptrs[*indices[0]];
+	    		//int i=rand()%imageptrs.size();
+	    		//im=images[imageptrs[i]];
+	    		//cerr<<"returning image "<<i<<endl;
+	    		unlock();
+	    	}
+	    	return im;
+        }
+
+        ofImage& get_image(float* data){
+        	ofImage& im=images.begin()->second;
+        	if( lock() ){
+	        	Matrix<float> query(data,1,FLANN_MATRIX_SIZE*FLANN_MATRIX_SIZE*3);
+	        	Matrix<int> indices(new int[1], query.rows, 1);
+	    		Matrix<float> dists(new float[1], query.rows, 1);
 	    		index->knnSearch(query, indices, dists, 1,SearchParams(4));
 	    		im=*imageptrs[*indices[0]];
 	    		//int i=rand()%imageptrs.size();
@@ -131,10 +149,14 @@ class imageStore : public ofThread{
 
         void add_data(const ofImage& _img){
         	ofImage img=_img;
-        	img.resize(1,1);
-        	data.push_back(img.getPixels()[0]);
-        	data.push_back(img.getPixels()[1]);
-        	data.push_back(img.getPixels()[2]);
+        	img.resize(FLANN_MATRIX_SIZE,FLANN_MATRIX_SIZE);
+        	for (int i=0;i<FLANN_MATRIX_SIZE;i++){
+        		for (int j=0;j<FLANN_MATRIX_SIZE;j++){
+        			data.push_back(img.getPixels()[(j*FLANN_MATRIX_SIZE+i)*3]);
+        			data.push_back(img.getPixels()[(j*FLANN_MATRIX_SIZE+i)*3+1]);
+        			data.push_back(img.getPixels()[(j*FLANN_MATRIX_SIZE+i)*3+2]);
+        		}
+        	}
         }
 
 		//--------------------------
@@ -168,7 +190,7 @@ class imageStore : public ofThread{
 				}
 
 				//build the flann index
-				Matrix<float> dataset(&data[0],data.size()/3,3);
+				Matrix<float> dataset(&data[0],data.size()/(3*FLANN_MATRIX_SIZE*FLANN_MATRIX_SIZE),3*FLANN_MATRIX_SIZE*FLANN_MATRIX_SIZE);
 				index= new Index<L2<float> >(dataset, KDTreeIndexParams(4));
     			index->buildIndex();
 
diff --git a/offsetProject/src/ofApp.cpp b/offsetProject/src/ofApp.cpp
index 63b0791..51795f5 100644
--- a/offsetProject/src/ofApp.cpp
+++ b/offsetProject/src/ofApp.cpp
@@ -76,6 +76,8 @@ void ofApp::setup() {
 	mode=MODE_COLOURTILES;
 
 	fullscreen=false;
+
+	tiledata=new float[FLANN_MATRIX_SIZE*FLANN_MATRIX_SIZE*3];
 }
 
 //--------------------------------------------------------------
@@ -103,7 +105,7 @@ void ofApp::update() {
 		int h=ceil(ofGetHeight()/MAX_TILE_SIZE);
 		int w=(h*4)/3;
 		depthImage.resize(w,h);
-		colourImage.resize(w,h);
+		colourImage.resize(w*FLANN_MATRIX_SIZE,h*FLANN_MATRIX_SIZE);
 		
 		// mark pixels and texture dirty
 		depthImage.flagImageChanged();
@@ -145,22 +147,29 @@ void ofApp::draw() {
 	switch(mode){
 		case MODE_COLOURTILES:
 			//store.draw();
-			xstart=(ofGetWidth()/2)-((colourImage.getHeight()/2)*MAX_TILE_SIZE);
-			ystart=(ofGetHeight()/2)-((colourImage.getHeight()/2)*MAX_TILE_SIZE);
+			xstart=(ofGetWidth()/2)-((depthImage.getHeight()/2)*MAX_TILE_SIZE);
+			ystart=(ofGetHeight()/2)-((depthImage.getHeight()/2)*MAX_TILE_SIZE);
 			kinexstart=(colourImage.getWidth()/2)-(colourImage.getHeight()/2);
 			ofPushMatrix();
 				ofTranslate(xstart,ystart);
 				w=colourImage.getWidth();
 				for (int i=0;i<depthImage.getHeight();i++){
 					for (int j=0;j<depthImage.getHeight();j++){
-						uint8_t* ppt=&colourImage.getPixels()[(j*w+(w-(i+kinexstart)))*3];
-						
+						//uint8_t* ppt=&colourImage.getPixels()[((j*FLANN_MATRIX_SIZE)*w+(w-((i*FLANN_MATRIX_SIZE)+kinexstart)))*3];
 						
-						//store.get_image(ofColor(ppt[0],ppt[1],ppt[2])).draw(i*MAX_TILE_SIZE,j*MAX_TILE_SIZE);
+						for (int k=0;k<FLANN_MATRIX_SIZE;k++){
+							for (int l=0;l<FLANN_MATRIX_SIZE;l++){
+								tiledata[(l*FLANN_MATRIX_SIZE+k)*3]=colourImage.getPixels()[((j*FLANN_MATRIX_SIZE+l)*w+(w-((i*FLANN_MATRIX_SIZE+k)+kinexstart)))*3];
+								tiledata[(l*FLANN_MATRIX_SIZE+k)*3+1]=colourImage.getPixels()[((j*FLANN_MATRIX_SIZE+l)*w+(w-((i*FLANN_MATRIX_SIZE+k)+kinexstart)))*3+1];
+								tiledata[(l*FLANN_MATRIX_SIZE+k)*3+2]=colourImage.getPixels()[((j*FLANN_MATRIX_SIZE+l)*w+(w-((i*FLANN_MATRIX_SIZE+k)+kinexstart)))*3+2];
+							}
+						}
 						
+						//ofImage& im=store.get_image(ofColor(ppt[0],ppt[1],ppt[2]));
 						//ofSetColor(ppt[0],ppt[1],ppt[2]);
 						//ofRect(i*MAX_TILE_SIZE,j*MAX_TILE_SIZE,MAX_TILE_SIZE,MAX_TILE_SIZE);
-						ofImage& im=store.get_image(ppt[0],ppt[1],ppt[2]);
+						//ofImage& im=store.get_image(ppt[0],ppt[1],ppt[2]);
+						ofImage& im=store.get_image(tiledata);
 						if (im.isUsingTexture()) im.draw(i*MAX_TILE_SIZE,j*MAX_TILE_SIZE);
 					}
 				}
@@ -186,8 +195,9 @@ void ofApp::draw() {
 
 //--------------------------------------------------------------
 void ofApp::exit() {
-
-	
+	delete tiledata;
+	kinect.setCameraTiltAngle(0); // zero the tilt on exit
+	kinect.close();
 }
 
 //--------------------------------------------------------------
diff --git a/offsetProject/src/ofApp.h b/offsetProject/src/ofApp.h
index a718aa1..f3aa3be 100644
--- a/offsetProject/src/ofApp.h
+++ b/offsetProject/src/ofApp.h
@@ -37,5 +37,7 @@ public:
 	ofxCvGrayscaleImage depthImage,depthImage2;
 	ofxKinect kinect;
 
+	float* tiledata;
+
 	bool fullscreen;
 };
-- 
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