import saito.objloader.*;
import processing.opengl.*;
import processing.pdf.*;


OBJModel model;
float rotX = 0;
float rotY = 0;
float transY;
float transX;
float transZ;
Vertex myVert;
PFont fontA;
float x;
float y;
float z;
float[] xCoords;
float[] yCoords;
float[] zCoords;
int letter;
boolean record;

char[] alphabet = {'A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z','&','$','!','@','1','2',
'3','4','5','6','7','8','9','0'};
char[] alphabet2 = new char[40];

void setup ()
{ 
   size(600, 500, P3D);
   frameRate(30);
   model = new OBJModel(this);
   model.load("test3.obj"); // dma.obj in data folder
  
   
  
   calculateLetter();
   for(int k = 0; k<40; k++)
   {
     alphabet2[k] = alphabet[int(random(39))];
   }
   
   
}

void draw()
{
  if(record) {
   saveFrame("line-####.tif");
   } 
    fontA = loadFont("UniversLTStd.vlw");
   textFont(fontA,6);
  
  background(51);
   noStroke();
   lights();
   
  
   pushMatrix();
   translate(transY, transX, transZ);
   scale(1);
   rotateX(rotY);
   rotateY(rotX);
   drawLetter();
   popMatrix();
  
   if(record) {
   
     record = false;
   }
}


void mouseDragged()
{
  if(keyPressed) {
     if (key == 'c'){
	 transX -= (mouseY - pmouseY) * 0.5;
	 transY += (mouseX -pmouseX) * 0.5;
     }
     else if (key =='x'){
     transZ += (mouseY - pmouseY);
     }
     else {};
  }
  else{
   rotX += (mouseX - pmouseX) * 0.01;
   rotY -= (mouseY - pmouseY) * 0.01;
  }
}

void keyPressed() {
  if (key == 'r') {
    record = true;
  }
}


 
void calculateLetter()
{
  xCoords = new float[model.getVertexsize()];
     yCoords = new float[model.getVertexsize()];
     zCoords = new float[model.getVertexsize()];
     for(int i = 0; i<model.getVertexsize(); i++)
     {
	 xCoords[i] = model.getVertex(i).vx; 
	 yCoords[i] = model.getVertex(i).vy;
	 zCoords[i] = model.getVertex(i).vz;
	
     }
 }
 
 void drawLetter()
 {

   letter = 0;
   for(int j = 0; j<model.getVertexsize(); j++){
   letter++; 
     pushMatrix();
     translate(xCoords[j], yCoords[j], zCoords[j]);
    
     
     if (letter >=39){letter = 0;}
     rotateY(radians(90));
     text(alphabet[letter], xCoords[j], yCoords[j], zCoords[j]);
     rotateY(radians(-90));
     
     translate(-xCoords[j], -yCoords[j], -zCoords[j]);
     popMatrix();
   }
    
 }