math stuff

gistfile1.txt

#include "mathPlaygroundApp.h"

ofVec2f v1;
ofVec2f v2;
ofVec2f between;

//--------------------------------------------------------------
void mathPlaygroundApp::setup(){
	ofSetWindowTitle("mathPlaygroundApp");
	ofBackground(0,0,0);
	keyReleased(' ');
	//v1.set(0, 200);
}

//--------------------------------------------------------------
void mathPlaygroundApp::update(){

	v2.set(mouseX-ofGetWidth()*.5, mouseY-ofGetHeight()*.5);

	between = v1.getPerpendicular();
	between -= v2.getPerpendicular();
	between.scale(400);
}

//--------------------------------------------------------------
void mathPlaygroundApp::draw(){
	ofTranslate(ofGetWidth()*.5, ofGetHeight()*.5);
	ofVec2f center(0,0);
	ofSetColor(255);
	ofLine(center, v1);
	ofLine(center, v2);
	ofSetColor(255, 0, 0);
	ofLine(center, between);
}

//--------------------------------------------------------------
void mathPlaygroundApp::keyPressed(int key){

}

//--------------------------------------------------------------
void mathPlaygroundApp::keyReleased(int key){
	v1.set(ofRandom(-500, 500), ofRandom(-500, 500));
}

//--------------------------------------------------------------
void mathPlaygroundApp::mouseMoved(int x, int y ){

}

//--------------------------------------------------------------
void mathPlaygroundApp::mouseDragged(int x, int y, int button){

}

//--------------------------------------------------------------
void mathPlaygroundApp::mousePressed(int x, int y, int button){

}

//--------------------------------------------------------------
void mathPlaygroundApp::mouseReleased(int x, int y, int button){

}

//--------------------------------------------------------------
void mathPlaygroundApp::windowResized(int w, int h){

}

//--------------------------------------------------------------
void mathPlaygroundApp::gotMessage(ofMessage msg){

}

//--------------------------------------------------------------
void mathPlaygroundApp::dragEvent(ofDragInfo dragInfo){ 

}