2013-08-12 10:44:58 +09:00
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#include "ofApp.h"
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2009-10-26 05:06:03 +08:00
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//--------------------------------------------------------------
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void ofApp::setup(){
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counter = 0;
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ofSetCircleResolution(100);
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texScreen.allocate(300,300,GL_RGB);
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ofBackground(230,230,240);
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}
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2009-10-26 05:06:03 +08:00
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//--------------------------------------------------------------
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void ofApp::update(){
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counter += 1;
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}
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//--------------------------------------------------------------
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void ofApp::draw(){
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// 1st, draw on screen:
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ofSetHexColor(0x66CC33);
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2014-10-19 19:17:15 +02:00
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ofDrawRectangle(100,100,300,300);
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ofSetHexColor(0xffffff);
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ofPushMatrix();
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ofTranslate(200,200,0);
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ofRotateDeg(counter,0,0,1);
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2014-10-28 20:57:14 +03:00
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ofDrawCircle(0,0,80);
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ofDrawCircle(100,0,10); // a small one
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ofPopMatrix();
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ofSetHexColor(0x333333);
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ofDrawBitmapString("(a) on screen", 150,200);
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ofSetHexColor(0xFFCC33);
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ofDrawCircle(mouseX, mouseY,20);
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2009-10-26 05:06:03 +08:00
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// 2nd, grab a portion of the screen into a texture
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// this is quicker then grabbing into an ofImage
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// because the transfer is done in the graphics card
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// as opposed to bringing pixels back to memory
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// note: you need to allocate the texture to the right size
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texScreen.loadScreenData(100,100,300,300);
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// finally, draw that texture on screen, how ever you want
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// (note: you can even draw the texture before you call loadScreenData,
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// in order to make some trails or feedback type effects)
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ofPushMatrix();
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ofSetHexColor(0xffffff);
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ofTranslate(550,300,0);
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//glRotatef(counter, 0.1f, 0.03f, 0);
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float width = 200 + 100 * sin(counter/200.0f);
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float height = 200 + 100 * sin(counter/200.0f);;
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texScreen.draw(-width/2,-height/2,width,height);
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ofPopMatrix();
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ofPushMatrix();
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ofSetHexColor(0xffffff);
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ofTranslate(700,210,0);
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ofRotateDeg(counter, 0.1f, 0.03f, 0);
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texScreen.draw(-50,-50,100,100);
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ofPopMatrix();
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ofSetHexColor(0x333333);
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ofDrawBitmapString("(b) in a texture, very meta!", 500,200);
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}
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//--------------------------------------------------------------
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void ofApp::keyPressed (int key){
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}
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//--------------------------------------------------------------
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void ofApp::keyReleased(int key){
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}
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//--------------------------------------------------------------
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void ofApp::mouseMoved(int x, int y ){
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}
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//--------------------------------------------------------------
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void ofApp::mouseDragged(int x, int y, int button){
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}
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//--------------------------------------------------------------
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void ofApp::mousePressed(int x, int y, int button){
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2009-10-26 05:06:03 +08:00
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}
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2009-05-27 16:44:48 +00:00
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//--------------------------------------------------------------
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void ofApp::mouseReleased(int x, int y, int button){
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}
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2015-05-09 21:55:21 -04:00
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//--------------------------------------------------------------
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void ofApp::mouseEntered(int x, int y){
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}
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//--------------------------------------------------------------
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void ofApp::mouseExited(int x, int y){
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}
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//--------------------------------------------------------------
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void ofApp::windowResized(int w, int h){
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}
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2011-01-27 15:20:23 -05:00
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//--------------------------------------------------------------
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void ofApp::gotMessage(ofMessage msg){
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}
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//--------------------------------------------------------------
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void ofApp::dragEvent(ofDragInfo dragInfo){
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2013-04-04 12:58:38 +02:00
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}
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