lots

3 files changed, 270 insertions, 0 deletions

diff --git a/warper/src/main.cpp b/warper/src/main.cpp
new file mode 100644
index 0000000..b562734
--- /dev/null
+++ b/warper/src/main.cpp
@@ -0,0 +1,14 @@
+#include "ofMain.h"
+#include "ofApp.h"
+
+//========================================================================
+int main()
+{
+	ofGLFWWindowSettings settings;
+	settings.setGLVersion(3, 2);
+	settings.width = 1280;
+	settings.height = 720;
+	ofCreateWindow(settings);
+
+	ofRunApp(new ofApp());
+}
diff --git a/warper/src/ofApp.cpp b/warper/src/ofApp.cpp
new file mode 100644
index 0000000..3caaa07
--- /dev/null
+++ b/warper/src/ofApp.cpp
@@ -0,0 +1,222 @@
+#include "ofApp.h"
+
+//--------------------------------------------------------------
+void ofApp::setup()
+{
+	ofSetLogLevel(OF_LOG_NOTICE);
+	ofDisableArbTex();
+	ofBackground(ofColor::black);
+
+	ofImage image;
+	image.setUseTexture(false);
+	if (!image.load("testcard.png"))
+	{
+		ofLogError("ofApp::setup") << "Could not load image!";
+		return;
+	}
+
+	this->texture.enableMipmap();
+	this->texture.loadData(image.getPixels());
+
+	// Load warp settings from file if one exists.
+	this->warpController.loadSettings("settings.json");
+	if (this->warpController.getWarps().empty())
+	{
+		// Otherwise create warps from scratch.
+		shared_ptr<ofxWarpBase> warp; 
+		
+		warp = this->warpController.buildWarp<ofxWarpPerspective>();
+		warp->setSize(this->texture.getWidth(), this->texture.getHeight());
+		warp->setEdges(glm::vec4(0.0f, 0.0f, 1.0f, 1.0f));
+		
+		warp = this->warpController.buildWarp<ofxWarpBilinear>();
+		warp->setSize(this->texture.getWidth(), this->texture.getHeight());
+		warp->setEdges(glm::vec4(1.0f, 0.0f, 0.0f, 1.0f));
+		
+		warp = this->warpController.buildWarp<ofxWarpPerspectiveBilinear>();
+		warp->setSize(this->texture.getWidth(), this->texture.getHeight());
+		warp->setEdges(glm::vec4(0.0f, 1.0f, 0.0f, 0.0f));
+		
+		warp = this->warpController.buildWarp<ofxWarpPerspectiveBilinear>();
+		warp->setSize(this->texture.getWidth(), this->texture.getHeight());
+		warp->setEdges(glm::vec4(0.0f, 1.0f, 1.0f, 0.0f));
+	}
+
+	this->srcAreas.resize(this->warpController.getNumWarps());
+
+	// Start with full area mode.
+	this->areaMode = -1;
+	this->keyPressed('a');
+	
+	this->useBeginEnd = false;
+}
+
+//--------------------------------------------------------------
+void ofApp::exit()
+{
+	this->warpController.saveSettings("settings.json");
+}
+
+//--------------------------------------------------------------
+void ofApp::update()
+{
+	ofSetWindowTitle(ofToString(ofGetFrameRate(), 2) + " FPS :: " + areaName + " :: " + (this->useBeginEnd ? "begin()/end()" : "draw()"));
+}
+
+//--------------------------------------------------------------
+void ofApp::draw()
+{
+	ofBackground(ofColor::black);
+
+	if (this->texture.isAllocated())
+	{
+		for (auto i = 0; i < this->warpController.getNumWarps(); ++i)
+		{
+			auto warp = this->warpController.getWarp(i);
+			if (this->useBeginEnd)
+			{
+				warp->begin();
+
+				auto bounds = warp->getBounds();
+				this->texture.drawSubsection(bounds.x, bounds.y, bounds.width, bounds.height, this->srcAreas[i].x, this->srcAreas[i].y, this->srcAreas[i].width, this->srcAreas[i].height);
+
+				warp->end();
+			}
+			else
+			{
+				warp->draw(this->texture, this->srcAreas[i]);
+			}
+		}
+	}
+
+	ostringstream oss;
+	oss << ofToString(ofGetFrameRate(), 2) << " fps" << endl;
+	oss << "[a]rea mode: " << areaName << endl;
+	oss << "[d]raw mode: " << (this->useBeginEnd ? "begin()/end()" : "draw()") << endl;
+	oss << "[w]arp edit: " << (this->warpController.getWarp(0)->isEditing() ? "on" : "off");
+	ofSetColor(ofColor::white);
+	ofDrawBitmapStringHighlight(oss.str(), 10, 20);
+}
+
+//--------------------------------------------------------------
+void ofApp::keyPressed(int key)
+{
+	if (key == 'f')
+	{
+		ofToggleFullscreen();
+	}
+	else if (key == 'a')
+	{
+		this->areaMode = (this->areaMode + 1) % 3;
+		if (this->areaMode == 0)
+		{
+			// Draw the full image for each warp.
+			auto area = ofRectangle(0, 0, this->texture.getWidth(), this->texture.getHeight());
+			for (auto i = 0; i < this->warpController.getNumWarps(); ++i)
+			{
+				this->srcAreas[i] = area;
+			}
+
+			this->areaName = "full";
+		}
+		else if (this->areaMode == 1)
+		{			
+			// Draw a corner region of the image so that all warps make up the entire image.
+			for (auto i = 0; i < this->warpController.getNumWarps(); ++i)
+			{
+				static const auto overlap = 10.0f;
+				if (i == 0)
+				{
+					// Top-left.
+					this->srcAreas[i] = ofRectangle(0, 0, this->texture.getWidth() * 0.5f + overlap, this->texture.getHeight() * 0.5f + overlap);
+				}
+				else if (i == 1)
+				{
+					// Top-right.
+					this->srcAreas[i] = ofRectangle(this->texture.getWidth() * 0.5f - overlap, 0, this->texture.getWidth() * 0.5f + overlap, this->texture.getHeight() * 0.5f + overlap);
+				}
+				else if (i == 2)
+				{
+					// Bottom-right.
+					this->srcAreas[i] = ofRectangle(this->texture.getWidth() * 0.5f - overlap, this->texture.getHeight() * 0.5f - overlap, this->texture.getWidth() * 0.5f + overlap, this->texture.getHeight() * 0.5f + overlap);
+				}
+				else
+				{
+					// Bottom-left.
+					this->srcAreas[i] = ofRectangle(0, this->texture.getHeight() * 0.5f - overlap, this->texture.getWidth() * 0.5f + overlap, this->texture.getHeight() * 0.5f + overlap);
+				}
+			}
+
+			this->areaName = "corners";
+		}
+		else
+		{			
+			// Draw a random region of the image for each warp.
+			auto x1 = ofRandom(0, this->texture.getWidth() - 150);
+			auto y1 = ofRandom(0, this->texture.getHeight() - 150);
+			auto x2 = ofRandom(x1 + 150, this->texture.getWidth());
+			auto y2 = ofRandom(y1 + 150, this->texture.getHeight());
+			auto area = ofRectangle(x1, y1, x2 - x1, y2 - y1);
+			for (auto i = 0; i < this->warpController.getNumWarps(); ++i)
+			{
+				this->srcAreas[i] = area;
+			}
+
+			this->areaName = "random";
+		}
+	}
+	else if (key == 'd')
+	{
+		this->useBeginEnd ^= 1;
+	}
+}
+
+//--------------------------------------------------------------
+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){ 
+
+}
diff --git a/warper/src/ofApp.h b/warper/src/ofApp.h
new file mode 100644
index 0000000..0476101
--- /dev/null
+++ b/warper/src/ofApp.h
@@ -0,0 +1,34 @@
+#pragma once
+
+#include "ofMain.h"
+#include "ofxWarp.h"
+
+class ofApp
+	: public ofBaseApp
+{
+public:
+	void setup();
+	void exit();
+
+	void update();
+	void draw();
+
+	void keyPressed(int key);
+	void keyReleased(int key);
+	void mouseMoved(int x, int y);
+	void mouseDragged(int x, int y, int button);
+	void mousePressed(int x, int y, int button);
+	void mouseReleased(int x, int y, int button);
+	void mouseEntered(int x, int y);
+	void mouseExited(int x, int y);
+	void windowResized(int w, int h);
+	void dragEvent(ofDragInfo dragInfo);
+	void gotMessage(ofMessage msg);
+
+	bool useBeginEnd;
+	ofxWarpController warpController;
+	ofTexture texture;
+	vector<ofRectangle> srcAreas;
+	int areaMode;
+	string areaName;
+};