From 65cf7b27e9d2f9e59da322b4fbad1ed1df27eb8d Mon Sep 17 00:00:00 2001
From: Tim Redfern <tim@eclectronics.org>
Date: Sun, 2 Sep 2012 12:18:44 +0100
Subject: v 0.1

---
 liveengine/src/layers.cpp   | 56 +++++++++++++++++++++++-----------------
 liveengine/src/layers.h     | 17 +++++++-----
 liveengine/src/playlist.cpp | 63 ++++++++++++++++++++++++++-------------------
 liveengine/src/playlist.h   |  2 ++
 liveengine/src/testApp.cpp  | 54 ++++++++++++++++++++++++++++----------
 liveengine/src/testApp.h    |  7 +++--
 6 files changed, 125 insertions(+), 74 deletions(-)

(limited to 'liveengine/src')

diff --git a/liveengine/src/layers.cpp b/liveengine/src/layers.cpp
index 3ae7810..d2698ef 100644
--- a/liveengine/src/layers.cpp
+++ b/liveengine/src/layers.cpp
@@ -1,24 +1,5 @@
 #include "layers.h"
 
-layer::layer() {}
-layer::layer(string _f)
-{
-	load(_f);
-}
-
-void layer::load(string _f){
-}
-
-void layer::draw(float a) {
-
-}
-
-layer::~layer()
-{
-    //dtor
-}
-
-
 svglayer::svglayer() {
     xo=0;yo=0;
 }
@@ -45,6 +26,19 @@ void svglayer::draw(float a) {
 	    svg.getPathAt(i).setFillColor(fills[i]*a);
 	    svg.getPathAt(i).draw(xo,yo);
 	}
+}
+void svglayer::draw(float a,unsigned char* controllers) {
+    //draw layers tinted by controllers
+    for (int i=0;i<svg.getNumPath();i++) {
+        float h=fills[i].getHue();
+        float ha=h/42.7; //0-5
+        int h1=(int)ha;
+        int h2=h1+1;
+        float f2=ha-h1;
+        float f1=1.0f-f2;
+	    svg.getPathAt(i).setFillColor(fills[i]*a*(((controllers[h1]*f1)+(controllers[h2]*f2))/127.0));;
+	    svg.getPathAt(i).draw(xo,yo);
+	}
 }
 
 svglayer::~svglayer()
@@ -52,7 +46,9 @@ svglayer::~svglayer()
     //dtor
 }
 
-imglayer::imglayer() {}
+imglayer::imglayer() {
+    //img.setUseTexture(false);
+}
 imglayer::imglayer(string _f)
 {
 	load(_f);
@@ -62,12 +58,24 @@ void imglayer::load(string _f){
 	bool success=img.loadImage(_f);
 	printf("%s\n",success?"loaded":"not loaded");
 }
+
+/*
+WTF is going on with the image drawing
+
+
+*/
+void imglayer::draw(float a) {
+    //if (img.isAllocated()) if (!img.isUsingTexture()) img.setUseTexture(true); //has to be done from the main thread? still doesn't work
+	img.draw(0,0,ofGetWidth(),ofGetHeight());
+	printf("drawing %f\n",ofGetElapsedTimef());
+}
+
+void imglayer::draw(float a,unsigned char* controllers) {
+    imglayer::draw(a);
+}
 
-void imglayer::draw(float a) {
-	img.draw(0,0,ofGetWidth(),ofGetHeight());
-}
 
 imglayer::~imglayer()
 {
-    //dtor
+    //img.setUseTexture(false); //free texture
 }
diff --git a/liveengine/src/layers.h b/liveengine/src/layers.h
index f7cbc85..11e50ab 100644
--- a/liveengine/src/layers.h
+++ b/liveengine/src/layers.h
@@ -6,11 +6,12 @@
 class layer
 {
 	public:
-		layer();
-		layer(string _f);
-		virtual ~layer();
-		virtual void load(string _f);
-		virtual void draw(float a);
+		layer(){};
+		layer(string _f) {load(_f);};
+		virtual ~layer(){};
+		virtual void load(string _f){};
+		virtual void draw(float a){};
+		virtual void draw(float a,unsigned char* controllers){ draw(a);};
 	protected:
 	private:
 };
@@ -22,7 +23,8 @@ class svglayer: public layer
 		svglayer(string _f);
 		virtual ~svglayer();
 		void load(string _f);
-		void draw(float a);
+		void draw(float a);
+		void draw(float a,unsigned char* controllers);
 	protected:
 	private:
 		ofxSVGTiny svg;
@@ -38,7 +40,8 @@ class imglayer: public layer
 		imglayer(string _f);
 		virtual ~imglayer();
 		void load(string _f);
-		void draw(float a);
+		void draw(float a);
+		void draw(float a,unsigned char* controllers);
 	protected:
 	private:
 		ofImage img;
diff --git a/liveengine/src/playlist.cpp b/liveengine/src/playlist.cpp
index 896c788..3063595 100644
--- a/liveengine/src/playlist.cpp
+++ b/liveengine/src/playlist.cpp
@@ -12,6 +12,7 @@ void playlist::load(string _name){
 		printf("unable to load %s check data/ folder\n",_name.c_str());
     }else {
         printf("starting loader thread\n");
+        loadimg(); //how to do this from the worker thread???
         startThread(false, false); //blocking, verbose
     }
 
@@ -20,37 +21,45 @@ void playlist::load(string _name){
 }
 
 void playlist::threadedFunction(){
-
         if( lock() ){
-
-            int numLayers=0;
-            layers.clear();
-            if(XML.pushTag("playlist")) {
-                numLayers=XML.getNumTags("svglayer");
-                if(numLayers) {
-                    for (int i=0;i<numLayers;i++) {
-                    string s=XML.getAttribute("svglayer", "file", "",i);
-                    printf("loading %s: ",s.c_str());
-                    layers[XML.getAttribute("svglayer", "note", 0,i)]=new svglayer(XML.getAttribute("svglayer", "file", "",i));
-                 }
-                  }
-              else printf("no SVG layers loaded!\n");
-              numLayers=XML.getNumTags("imglayer");
-                  if(numLayers) {
-                         for (int i=0;i<numLayers;i++) {
-                     string s=XML.getAttribute("imglayer", "file", "",i);
-                     printf("%s: ",s.c_str());
-                     //int i=XML.getAttribute("imglayer", "note", 0,i);
-                     //ofImage i =
-                    layers[XML.getAttribute("imglayer", "note", 0,i)]=new imglayer(XML.getAttribute("imglayer", "file", "",i));
-                 }
-                  }
-              else printf("no IMG layers loaded!\n");
-             }
+            loadsvg();
             unlock();
         }
-
 }
+
+void playlist::loadsvg(){
+    int numLayers=0;
+    layers.clear();
+    if(XML.pushTag("playlist")) {
+        numLayers=XML.getNumTags("svglayer");
+        if(numLayers) {
+            for (int i=0;i<numLayers;i++) {
+            string s=XML.getAttribute("svglayer", "file", "",i);
+            printf("loading %s: ",s.c_str());
+            layers[XML.getAttribute("svglayer", "note", 0,i)]=new svglayer(XML.getAttribute("svglayer", "file", "",i));
+         }
+          }
+      else printf("no SVG layers loaded!\n");
+     }
+     XML.popTag();
+}
+
+void playlist::loadimg(){
+    int numLayers=0;
+    layers.clear();
+    if(XML.pushTag("playlist")) {
+      numLayers=XML.getNumTags("imglayer");
+          if(numLayers) {
+                 for (int i=0;i<numLayers;i++) {
+             string s=XML.getAttribute("imglayer", "file", "",i);
+             printf("%s: ",s.c_str());
+            layers[XML.getAttribute("imglayer", "note", 0,i)]=new imglayer(XML.getAttribute("imglayer", "file", "",i));
+         }
+          }
+      else printf("no IMG layers loaded!\n");
+     }
+     XML.popTag();
+}
 
 playlist::~playlist()
 {
diff --git a/liveengine/src/playlist.h b/liveengine/src/playlist.h
index afedec9..43982f9 100644
--- a/liveengine/src/playlist.h
+++ b/liveengine/src/playlist.h
@@ -11,6 +11,8 @@ class playlist : public ofThread {
     public:
         playlist();
         virtual ~playlist();
+        void loadimg();
+        void loadsvg();
         void load(string _name);
         void threadedFunction();
 
diff --git a/liveengine/src/testApp.cpp b/liveengine/src/testApp.cpp
index 0d8ec28..c23ec86 100755
--- a/liveengine/src/testApp.cpp
+++ b/liveengine/src/testApp.cpp
@@ -28,8 +28,9 @@ void testApp::setup(){
     memset(controllers,NUM_CONTROLLERS,0);
 	note=0;
 
-	controller_colours=new ofColor[NUM_CONTROLLERS];
-	for (int i=0;i<NUM_CONTROLLERS;i++) controller_colours[i]=ofColor::fromHsb(ofRandom(255), 255, 255);
+    makeColours();
+
+    controlColours=false;
 
     grab.allocate(ofGetWidth(), ofGetHeight(),GL_RGB);
 	//grab.setUseTexture(true);
@@ -39,8 +40,10 @@ void testApp::setup(){
 
    ofSetBackgroundAuto(false);
 
-   xshift=1;
-   yshift=1;
+   xshift=-1;
+   yshift=-1;
+
+
 
    mode=BLOCKS;
 
@@ -48,9 +51,19 @@ void testApp::setup(){
    decayTime=2.0f;
 
    //ofSetVerticalSync(true); deosn't seem effective
-   //glXSwapIntervalSGI(1);
+   //glXSwapIntervalSGI(1);
+    /*
+   printf("hue of red is %f\n",ofColor(255,0,0).getHue());
+   printf("hue of green is %f\n",ofColor(0,255,0).getHue());
+   printf("hue of blue is %f\n",ofColor(0,0,255).getHue());
+   hue is float from 0.0-255.0
+   */
 }
 
+void testApp::makeColours() {
+	controller_colours=new ofColor[NUM_CONTROLLERS];
+	for (int i=0;i<NUM_CONTROLLERS;i++) controller_colours[i]=ofColor::fromHsb(ofRandom(255), 255, 255);
+}
 //--------------------------------------------------------------
 void testApp::update(){
 	//for (int i=0;i<numLayers;i++) layers[i]->update();
@@ -60,10 +73,14 @@ void testApp::update(){
 void testApp::draw(){
 	ofSetColor(255,255,255);
 	grab.loadScreenData( 0, 0, ofGetWidth(), ofGetHeight() );
-	//grab.update();
-	//grab.reloadTexture();
-	//ofBackground(0,0,0);
-	grab.draw( xshift,yshift);
+
+	/* can this work?
+    grab.setAnchorPoint(xshift,yshift);
+    grab.setTextureWrap( GL_WRAP_BORDER,  GL_WRAP_BORDER);
+	grab.draw(0,0); // xshift,yshift);
+	*/
+	int startx=(xshift>0?xshift-ofGetWidth():xshift);
+	int starty=(yshift>0?yshift-ofGetHeight():yshift);
 
 	float notewidth=ofGetWidth()/NUM_NOTES;
 	float noteheight=ofGetHeight()/NUM_CONTROLLERS;
@@ -82,7 +99,10 @@ void testApp::draw(){
                 if (list.lock()) { //if playlist is loaded
                     ofPushMatrix();
                     //ofScale(sin(ofGetElapsedTimef())+1.1,sin(ofGetElapsedTimef())+1.1);
-                    if (list.layers.find(note)!=list.layers.end()) list.layers[note]->draw(lamda);
+                    if (list.layers.find(note)!=list.layers.end()) {
+                        if (controlColours) list.layers[note]->draw(lamda,controllers);
+                        else list.layers[note]->draw(lamda);
+                    }
                     ofPopMatrix();
                     list.unlock();
                 }
@@ -121,18 +141,24 @@ void testApp::keyPressed  (int key){
 			mode=key-'0';
 		}
 		if(key == OF_KEY_LEFT){
-			xshift--;
+			xshift++;
+
 		}
 		if(key == OF_KEY_RIGHT){
-			xshift++;
+			xshift--;
 		}
 		if(key == OF_KEY_DOWN){
 			yshift--;
 		}
 		if(key == OF_KEY_UP){
-			yshift++;
+			yshift++;
 		}
-
+        if(key == '='){
+			makeColours();
+		}
+		if(key == '-'){
+			controlColours=!controlColours;
+		}
 }
 
 //--------------------------------------------------------------
diff --git a/liveengine/src/testApp.h b/liveengine/src/testApp.h
index 0f97068..af99c6a 100755
--- a/liveengine/src/testApp.h
+++ b/liveengine/src/testApp.h
@@ -95,14 +95,17 @@ class testApp : public ofBaseApp, public ofxMidiListener{
 		void dragEvent(ofDragInfo dragInfo);
 		void gotMessage(ofMessage msg);
 
+		void makeColours();
+
 		void toggleFPS();
 		bool showFPS;
 
 		ofxXmlSettings XML;
 
 		unsigned char* controllers;
-		int note,
-		mode;
+		int note, mode;
+
+		bool controlColours;
 
 		float lastnoteTime;
 		float decayTime;
-- 
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