From d8a46a6409286b3834bc609e4f34a09d48a8ae58 Mon Sep 17 00:00:00 2001
From: Tim Redfern <tim@getdrop.com>
Date: Sun, 27 Aug 2017 13:19:47 +0100
Subject: initial commit

---
 imgtest/src/ofApp.cpp | 224 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 224 insertions(+)
 create mode 100644 imgtest/src/ofApp.cpp

(limited to 'imgtest/src/ofApp.cpp')

diff --git a/imgtest/src/ofApp.cpp b/imgtest/src/ofApp.cpp
new file mode 100644
index 0000000..3f33d8d
--- /dev/null
+++ b/imgtest/src/ofApp.cpp
@@ -0,0 +1,224 @@
+#include "ofApp.h"
+#include "glew.h"
+
+//--------------------------------------------------------------
+void ofApp::setup(){
+
+	std::string filename;
+
+	float speedscale=0.999;
+	float overlapscale=0.3;
+	float transitionscale=0.6;
+
+	if (arguments.size()>1){
+		filename=arguments.at(1);
+	}
+	else filename="jukebox_1.JPG"; //"tile-grid-png-6.png"; // //hubble_Orion_nebula.tif"; //
+
+	float t=ofGetElapsedTimef();
+	if (i1.load(filename)){
+		ofLogNotice() << "Loaded : "<<filename<< " in "<<(ofGetElapsedTimef()-t)<<" seconds.";
+	
+		ofLogNotice() << i1.getWidth() << " x " << i1.getHeight();
+
+		//i1 is 2272 x 1704 or +- 1136 x 852
+		//i2 is 454 x 340 scaled
+		//i1.init(ofPoint(30,-20),0.2,0,speedscale,transitionscale);
+		i1.init(ofPoint(0,0),overlapscale,0,speedscale,transitionscale);
+	}
+	else ofLogNotice() << "Could not load : "<<filename;
+
+	i2.load("jukebox_2.JPG"); //"tile-grid-png-6.png"); //
+	i2.init(ofPoint(-400,250),0.2,0,speedscale,transitionscale);
+	i2.init(ofPoint(0,0),overlapscale,0,speedscale,transitionscale);
+	i1.link=&i2;
+
+	i3.load("jukebox_3.JPG"); //"tile-grid-png-6.png"); //
+	i3.init(ofPoint(500,200),0.2,0,speedscale,transitionscale);
+	//i3.init(ofPoint(0,0),overlapscale,0,speedscale,transitionscale);
+	i2.link=&i3;
+
+	i3.link=&i1;
+
+	viewpoint.resetTransform();
+	viewpoint.setFov(60);
+	viewpoint.setFarClip(10000.0f);
+
+	startTime=ofGetElapsedTimef();
+	timescaling=.01;
+
+	currentImage=&i1;
+	currentImage->start();
+
+	currentFrame=0;
+
+}
+
+//--------------------------------------------------------------
+void ofApp::update(){
+
+	std::stringstream strm;
+	strm << "fps: " << ofGetFrameRate();
+	ofSetWindowTitle(strm.str());
+
+
+	if (currentImage->update()){ //if returns true, switch images
+		currentImage=currentImage->link;
+		currentImage->start();
+		ofLogNotice() << "Switched images";
+		currentFrame=0;
+		//viewpoint.resetTransform(); //or we get a glitch for no apparent reason, or not
+		currentImage->update(); 
+	} 
+
+	//viewpoint misbehaves the first frame it is moved.
+
+}
+
+//--------------------------------------------------------------	
+void ofApp::draw(){
+	
+	//viewpoint.begin();
+
+	float camera_throw= 0.6667; //the ratio of z distance to x width
+
+
+	glMatrixMode ( GL_MODELVIEW );
+	glLoadIdentity ( );
+	gluLookAt( currentImage->getTransform().x,
+				currentImage->getTransform().y, //	 i1.linkPos.y+(xform.y*intervalpoint),
+				currentImage->getWidth()*camera_throw*currentImage->getScale()		, 
+				currentImage->getTransform().x,
+				 currentImage->getTransform().y, //	 i1.linkPos.y+(xform.y*intervalpoint),
+				0, 
+				0,1,0);	
+
+	//if (currentFrame>0) {
+		ofBackground(0,0,0);
+		currentImage->drawChain();
+	//}
+	//else {
+		//ofSetColor(255,255,255);
+		//ofDrawRectangle(-100,-100,200,200);
+		//currentImage->link->drawChain(); //attempted hack
+	//}
+
+/*
+	printf(">>Draw %i %f complete %f,%f at %f from %f,%f,%f\n",
+		currentFrame,
+		currentImage->transition,
+		currentImage->linkPos.x,
+		currentImage->linkPos.y,
+		currentImage->getScale(),
+		currentImage->getTransform().x,
+		currentImage->getTransform().y,
+		currentImage->getWidth()*camera_throw*currentImage->getScale()
+		);
+*/
+	
+
+/*
+	viewpoint.setPosition(currentImage->getTransform().x,
+						  currentImage->getTransform().y, //	 i1.linkPos.y+(xform.y*intervalpoint),
+					      currentImage->getWidth()*camera_throw*currentImage->getScale());
+*/
+	//ofCamera DOES NOT WORK, it produces spurious coordinates the first frame it is moved
+	
+
+	/*
+
+		
+	ofLogNotice() << "Camera at: "<<ofToString(viewpoint.getPosition().x)
+				<<","<<ofToString(viewpoint.getPosition().y)
+				<<","<<ofToString(viewpoint.getPosition().z);
+	*/
+
+	//viewpoint.end();
+
+/*
+	if (!(i1.transition<1.0)){
+		ofLogNotice() << "Finished ";
+
+		ofBaseApp::exit();
+		std::exit(EXIT_FAILURE);
+	}
+	
+	
+	so far so good
+
+	now:
+
+	-rotation
+	-moving seamlessly between segments - exponential zoom
+	-blending movment between segments
+	-interface for authoring
+	-things to do with it
+
+	
+	
+
+	if (currentFrame<2) {
+		grab.grabScreen(0, 0 , ofGetWidth(), ofGetHeight());
+		char buf[50];
+		sprintf(buf,"zeroimg%04i.png",currentFrame);
+		grab.save(buf);
+	}
+	*/
+
+	currentFrame++;
+}
+
+//--------------------------------------------------------------
+void ofApp::keyPressed(int key){
+
+}
+
+//--------------------------------------------------------------
+void ofApp::keyReleased(int key){
+
+}
+
+//--------------------------------------------------------------
+void ofApp::mouseMoved(int x, int y ){
+
+}
+
+//--------------------------------------------------------------
+void ofApp::mouseDragged(int x, int y, int button){
+
+}
+
+//--------------------------------------------------------------
+void ofApp::mousePressed(int x, int y, int button){
+
+}
+
+//--------------------------------------------------------------
+void ofApp::mouseReleased(int x, int y, int button){
+
+}
+
+//--------------------------------------------------------------
+void ofApp::mouseEntered(int x, int y){
+
+}
+
+//--------------------------------------------------------------
+void ofApp::mouseExited(int x, int y){
+
+}
+
+//--------------------------------------------------------------
+void ofApp::windowResized(int w, int h){
+
+}
+
+//--------------------------------------------------------------
+void ofApp::gotMessage(ofMessage msg){
+
+}
+
+//--------------------------------------------------------------
+void ofApp::dragEvent(ofDragInfo dragInfo){ 
+
+}
-- 
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