From 5a68500983aba528b0add0d2bc22abfc092c508a Mon Sep 17 00:00:00 2001
From: "git@eclectronics.org" <git@eclectronics.org@eclectronics.org>
Date: Thu, 16 Feb 2012 16:46:43 +0000
Subject: drawing 3d calpaths

---
 vodaviz.pde | 109 ++++++++++++++++++++++++++++++++++++++++++++++--------------
 1 file changed, 84 insertions(+), 25 deletions(-)

(limited to 'vodaviz.pde')

diff --git a/vodaviz.pde b/vodaviz.pde
index d12db59..3f104a0 100644
--- a/vodaviz.pde
+++ b/vodaviz.pde
@@ -78,6 +78,17 @@ The intermediate latitude and longitude is then given by:
         
         drawing - circles (fixed diameter), closed shape made of 2 bezier curves
 
+paths above 3d globe
+fix missing countries
+render above map
+colours
+sort lines according to destination ?
+
+match 3D map or render texture out of processing
+or export 3d lines - dx
+
+cache points!
+
  */
 
 import processing.pdf.*;
@@ -108,7 +119,7 @@ class pointTransform  {
   
   RPoint form(RPoint in) {
     //transform
-    return new RPoint (((in.x*0.25)+(PI/2)),((in.y)*0.3)+(PI/2)); //front half of sphere
+    return new RPoint (((in.x*0.053)+(PI/2)-.01),((in.y)*0.14)+(PI/2)-.1); //front half of sphere
   }
   
 }
@@ -120,9 +131,9 @@ class sphereMap {
 
         //map to 3D sphere
         float r=getHeight()*_r;
-        float x=r*cos(p.x)*(sin(p.y)) *2;
-        float z=r*sin(p.x)*(sin(p.y))-985;
-        float y=r*cos(p.y)+(getHeight()*0.5)-210;  
+        float x=r*cos(p.x)*(sin(p.y)) *4;
+        float z=r*sin(p.x)*(sin(p.y)) -985;
+        float y=r*cos(p.y)+(getHeight()*1)-330;  
         
         //camera at 0,0,0 
         //screen plane at 0,0,100
@@ -173,6 +184,7 @@ calldata calls;
 
 bitmapcountry Ireland;
 bezierstroke bstroke;
+gradientstroke3D gstroke;
 
 PImage lightmap;
 color bg,fg;
@@ -182,12 +194,12 @@ void setup(){
   RG.init(this);
 
   //mode="PDF";
-  if (mode=="PDF") size(832,220,PDF, "vodaviz_test_140212.pdf"); //P3D); //832,220); //nb pdf is 800x600
+  if (mode=="PDF") size(832,220,PDF, "vodaviz_bg_160212.pdf"); //P3D); //832,220); //nb pdf is 800x600
   else size(832,220); //,PDF, "testoutput.pdf"); //P3D); //832,220); //nb pdf is 800x600
   
   // C. 33  -  M. 3  -  Y. 0  -  K. 0
   bg=color(164,215,244);
-  fg=color(255,255,255);
+  fg=color(#D2131D);
   
   smooth();
   float m = millis();
@@ -198,7 +210,7 @@ void setup(){
   ptrans = new pointTransform();
   smap = new sphereMap();
   
-  lightmap=loadImage("earth_lights.gif");
+  lightmap=loadImage("vodaviz_bg_160212.png");
   
   float startsize=0.2;
   float endsize=0.1;
@@ -208,6 +220,13 @@ void setup(){
   float bezierfract=0.25;
   bstroke = new bezierstroke(startsize,endsize,linewidth,mpfract,raisefract,bezierfract);
   
+  startsize=10;
+  endsize=.5;
+  float[] transpos={0.0,0.15,0.85,1.0};
+  float[] transamt={0.5,0.2,0.2,0.5};
+  color col=color(0,0,0);
+  gstroke=new gradientstroke3D(startsize,endsize,transpos,transamt,col,smap);
+  
   RG.ignoreStyles();
   println("loaded svg in "+((millis()-m)*.001)+" seconds");
   Ireland=new bitmapcountry("Ireland",0,0,shp.children[0]);
@@ -218,7 +237,7 @@ void setup(){
   background(255,255,255);
   noFill();
   stroke(255);
-  strokeWeight(.02);
+  strokeWeight(.002);
   
   if (false) { //check worked example http://williams.best.vwh.net/avform.htm#Example
     RPoint LAX=new RPoint(2.066470,0.592539);
@@ -238,35 +257,68 @@ int j=0;
 void draw() {
   noStroke();
   
+  float hw=getWidth()/2;
+  float hh=getHeight()/2;
   
  if (i==0) {
-   //image(lightmap,0,0,getWidth(),getHeight());
-   fill(bg);
-   rect(0,0,width,height);
+   image(lightmap,0,0,getWidth(),getHeight());
+   //fill(bg);
+   //rect(0,0,width,height);
+   //background(0);
+   
+   if (false) { //render lightmap in 3D
+     float pw=0.5/lightmap.width;
+     float ph=0.5/lightmap.height;
+        for (int j=0;j<lightmap.width;j++) {
+          for (int k=0;k<lightmap.height;k++) {
+            fill(lightmap.get(j,k));
+            float u=(((float)j)/lightmap.width)-0.5;
+            float v=(((float)k)/lightmap.height)-0.5;
+            RPoint p0=smap.per(ptrans.form(new RPoint((u-pw)*TWO_PI,(v+ph)*PI)),4);
+            RPoint p1=smap.per(ptrans.form(new RPoint((u+pw)*TWO_PI,(v+ph)*PI)),4);
+            RPoint p2=smap.per(ptrans.form(new RPoint((u-pw)*TWO_PI,(v-ph)*PI)),4);
+            RPoint p3=smap.per(ptrans.form(new RPoint((u+pw)*TWO_PI,(v-ph)*PI)),4);
+            quad(p0.x+hw,p0.y+hh,p1.x+hw,p1.y+hh,p3.x+hw,p3.y+hh,p2.x+hw,p2.y+hh); //clockwise
+            //quad(p0.x,p0.y,p1.x,p1.y,p3.x,p3.y,p2.x,p2.y); //clockwise
+          }
+        }
+    }
  }
- fill(fg);
+ //fill(fg);
   
   //pick a random colour
-  //stroke(random(150)+10,random(150)+10,random(150)+10);
+  //fg=color(random(150)+10,random(150)+10,random(150)+10);
+  stroke(fg);
   //stroke(0,0,0,50);
 
   
-  if (false) //draw globe
+  if (true) //draw globe 1 country per frame
   {
-       if (true) { //draw countries
-        beginShape();
-        for (int k=0;k<calls.getcountry(i).outline.paths[0].commands.length;k++) {
-          RPoint sp=calls.getcountry(i).outline.paths[0].commands[k].startPoint;
-          RPoint dp=smap.per(ptrans.form(pnorm.alise(sp)),4);
-          
-          vertex(dp.x+(getWidth()/2),dp.y+(getHeight()/2)); //,z); //z);
-        }
-        endShape();
-        //println("drawing "+calls.getcountry(i).name+": "+calls.getcountry(i).outline.paths[0].commands.length+" points");
+       if (false) { //draw countries
+       //noStroke();
+       //fill(fg);
+        println("drawing "+calls.getcountry(i).name+": "+calls.getcountry(i).outline.paths.length+" paths");
+        
+        for (int l=0;l<calls.getcountry(i).outline.paths.length;l++) {
+          beginShape();
+          for (int k=0;k<calls.getcountry(i).outline.paths[l].commands.length;k++) {
+            RPoint sp=calls.getcountry(i).outline.paths[l].commands[k].startPoint;
+            RPoint dp=smap.per(ptrans.form(pnorm.alise(sp)),4);
+            
+            vertex(dp.x+(getWidth()/2),dp.y+(getHeight()/2)); //,z); //z);
+          }
+          endShape();
+          }
+        
        }
        
+       if (true) { //draw centre lines from countries to ireland
+          RPoint Sp=ptrans.form(pnorm.alise(calls.countries.get(i).getcentre()));
+          RPoint Ep=ptrans.form(pnorm.alise(Ireland.getcentre()));
+          gstroke.drawstroke(Sp,Ep,fg);
+       }       
       
-      if (true) {
+      if (false) {
         for (int j=0;j<calls.countries.get(i).calls*.001;j++) {
           RPoint s=calls.countries.get(i).getpoint();
           RPoint e=Ireland.getpoint();
@@ -317,6 +369,12 @@ void draw() {
         }
           //println("plotting "+calls.countries.get(i).name+": "+calls.countries.get(i).calls+" calls");
         }
+        if (false) { //fill country
+        for (int j=0;j<calls.countries.get(i).points.size();j++) {
+            RPoint Sp=calls.countries.get(i).points.get(j).pt;
+            ellipse(Sp.x,Sp.y,1,1);
+        }
+      }
   }
 
        
@@ -326,6 +384,7 @@ void draw() {
   if (i==calls.countries.size()-1) {
         println("finished");
        noLoop();
+       //save("160212_filled.png");
        if (mode=="PDF") exit();
   }
 }
-- 
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