import controlP5.*;
import com.processinghacks.arcball.*;
import processing.opengl.*;

ControlP5 controlP5;
ControlWindow controlWindow;

int sliderY = 40;

/**
 * simplifies adding sliders
 **/
void addSlider(String parameter, float start, float end, float init){
  Controller mySlider = controlP5.addSlider(parameter,start,end,init,10,sliderY,100,10);
  mySlider.setWindow(controlWindow);

  sliderY += 30;
}

void setup(){
  size(400,400,P3D);

  /* initialize control */
  controlP5 = new ControlP5(this);
  controlP5.hide();
  controlWindow = controlP5.addControlWindow("My Sketch Parameters",200,200);

  /* add sliders */
  addSlider("slider1",0,100,20); 
  addSlider("slider2",0,PI,0);
  addSlider("slider3",0,30,0);
  addSlider("slider4",0.7,1.3,1);

  /* init arcball */
  new ArcBall(this);
  noStroke();
}

float radius = 100;
float resolution = 20;
float depth = -100;

void draw(){
  lights();
  background(200);
  translate(width/2, height/2, -height/2);
  rotate(PI/2);
  translate(-60,0,0);
    fill(255);
  
  
  // Hier ist Die KONTUR
  beginShape(TRIANGLE_STRIP);
  fill(255);
  vertex(200,0);
  vertex(200,0,depth);
  vertex(200,60);
  vertex(200,60,depth);
  vertex(250,60);
  vertex(250,60,depth);
  vertex(250,0);
  vertex(250,0,depth);
  endShape();
  
  beginShape(TRIANGLE_STRIP);
  vertex(-100,0);
  vertex(-100,0,depth);
  vertex(-100,-80);
  vertex(-100,-80,depth);
  vertex(-50,-80);
  vertex(-50,-80,depth);
  vertex(-50,0);
  vertex(-50,0,depth);
  endShape();
  
  
  beginShape(TRIANGLE_STRIP);
  for(int i = 0; i <= resolution;i++){
    float angle = i/resolution * PI;
    float x = radius * cos(angle); 
    float y = radius * sin(angle); 
    vertex(x,y);
    vertex(x,y,depth);
    //println(i+" : "+angle+" : "+" : "+x+" : "+y);
  }
  endShape();
  beginShape(TRIANGLE_STRIP);
  for(int i = 0; i <= resolution;i++){
    float angle = i/resolution * PI;
    float x = radius * cos(angle)/2; 
    float y = radius * sin(angle)/2; 
    vertex(x,y);
    vertex(x,y,depth);
    //println(i+" : "+angle+" : "+" : "+x+" : "+y);
  }
  endShape();  
  beginShape(TRIANGLE_STRIP);
  for(int i = 0; i <= resolution;i++){
    float angle = -i/resolution * PI;
    float x = 150+ radius * cos(angle); 
    float y = radius * sin(angle); 
    vertex(x,y);
    vertex(x,y,depth);
    //println(i+" : "+angle+" : "+" : "+x+" : "+y);
  }
  endShape();
  beginShape(TRIANGLE_STRIP);
  for(int i = 0; i <= resolution;i++){
    float angle = -i/resolution * PI;
    float x = 150 + radius * cos(angle)/2; 
    float y = radius * sin(angle)/2; 
    vertex(x,y);
    vertex(x,y,depth);
    //println(i+" : "+angle+" : "+" : "+x+" : "+y);
  }
  endShape();
  
  // Hier ist Die FLÄCHE
  
  beginShape(TRIANGLE_STRIP);
  for(int i = 0; i <= resolution;i++){
    float angle = i/resolution * PI;
    float x = radius * cos(angle); 
    float y = radius * sin(angle); 
    float x2 = radius * cos(angle)/2; 
    float y2 = radius * sin(angle)/2; 
    vertex(x,y);
    vertex(x2,y2);
  }
  endShape();
  
  beginShape(TRIANGLE_STRIP);
  for(int i = 0; i <= resolution;i++){
    float angle = -i/resolution * PI;
    float x = 150 + radius * cos(angle); 
    float y = radius * sin(angle); 
    float x2 = 150 + radius * cos(angle)/2; 
    float y2 = radius * sin(angle)/2; 
    vertex(x,y);
    vertex(x2,y2);
  }
  endShape();
  beginShape(TRIANGLE_STRIP);
  vertex(200,0);
  vertex(200,60);
  vertex(250,60);
  vertex(200,0);
  vertex(250,0);
  endShape();
  
  beginShape(TRIANGLE_STRIP);
  vertex(-100,0);
  vertex(-100,-80);
  vertex(-50,0);
  vertex(-50,-80);
  vertex(-50,0);
  endShape();  
  
  
  // Hier ist Die FLÄCHE IN DER TIEFE
  
  beginShape(TRIANGLE_STRIP);
  for(int i = 0; i <= resolution;i++){
    float angle = i/resolution * PI;
    float x = radius * cos(angle); 
    float y = radius * sin(angle); 
    float x2 = radius * cos(angle)/2; 
    float y2 = radius * sin(angle)/2; 
    vertex(x,y,depth);
    vertex(x2,y2,depth);
  }
  endShape();
  
  beginShape(TRIANGLE_STRIP);
  for(int i = 0; i <= resolution;i++){
    float angle = -i/resolution * PI;
    float x = 150 + radius * cos(angle); 
    float y = radius * sin(angle); 
    float x2 = 150 + radius * cos(angle)/2; 
    float y2 = radius * sin(angle)/2; 
    vertex(x,y,depth);
    vertex(x2,y2,depth);
  }
  endShape();
  beginShape(TRIANGLE_STRIP);
  vertex(200,0,depth);
  vertex(200,60,depth);
  vertex(250,60,depth);
  vertex(200,0,depth);
  vertex(250,0,depth);
  endShape();
  
  beginShape(TRIANGLE_STRIP);
  vertex(-100,0,depth);
  vertex(-100,-80,depth);
  vertex(-50,0,depth);
  vertex(-50,-80,depth);
  vertex(-50,0,depth);
  endShape();
}