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#include "testApp.h"
//--------------------------------------------------------------
void testApp::setup(){
ofVec3f centre=ofVec3f(ofGetWidth()/2,ofGetHeight(),0);
ofVec3f normal=ofVec3f(0,0,1);
ray=ofRay();
plane=ofPlane(centre,normal);
projector=ofProjector(ofGetWidth(),ofGetHeight());
pos=ofVec3f(ofGetWidth()/2,ofGetHeight()/2,0);
}
//--------------------------------------------------------------
void testApp::update(){
}
//--------------------------------------------------------------
void testApp::draw(){
ofBackground(0,0,0);
plane.draw();
float gap=ofGetHeight()-ofGetWidth();
ofPushMatrix();
ofTranslate(0,ofGetHeight(),0);
ofRotate(cam_angle,1,0,0);
ofTranslate(0,-ofGetHeight(),0);
for (float i=0;i<ofGetWidth();i+=ofGetWidth()/10) {
glBegin(GL_LINES);
glVertex3f(i,gap,0);
glVertex3f(i,ofGetHeight(),0);
glEnd();
glBegin(GL_LINES);
glVertex3f(0,i+gap,0);
glVertex3f(ofGetWidth(),i+gap,0);
glEnd();
}
ofPopMatrix();
ofSphere(pos.x,pos.y,pos.z,20);
}
//--------------------------------------------------------------
void testApp::keyPressed(int key){
switch (key){
case 'a':
cam_angle+=1;
break;
case 'z':
cam_angle-=1;
break;
}
plane.setNormal(ofVec3f(0,sin(cam_angle),cos(cam_angle)));
}
//--------------------------------------------------------------
void testApp::keyReleased(int key){
}
//--------------------------------------------------------------
void testApp::mouseMoved(int x, int y ){
}
//--------------------------------------------------------------
void testApp::mouseDragged(int x, int y, int button){
}
//--------------------------------------------------------------
void testApp::mousePressed(int x, int y, int button){
}
//--------------------------------------------------------------
void testApp::mouseReleased(int x, int y, int button){
ray=projector.castPixel(x,(ofGetHeight()-y));
bool hit = plane.intersect(ray,pos);
pos=ofVec3f(pos.x*2,pos.y*2,pos.z*2);
if (hit) printf("ray:%i,%i hit plane:%f,%f,%f\n",x,y,pos.x,pos.y,pos.z);
else printf("ray:%i,%i missed plane\n",x,y);
}
//--------------------------------------------------------------
void testApp::windowResized(int w, int h){
}
//--------------------------------------------------------------
void testApp::gotMessage(ofMessage msg){
}
//--------------------------------------------------------------
void testApp::dragEvent(ofDragInfo dragInfo){
}
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