//created=18 Oct 06
//description=Mesh plane deformed by sine waves
//title=Sine Waves
//publish=true
 
import SGCamera.*;
 
SGCamera cam; 
 
int gres = 40;
int sc = 20;
 
double [] heights = new double [gres*gres];
 
int time =0;
 
void setup() 
{
  size(550, 550,P3D); 
  rectMode(CENTER);
  
  cam = new SGCamera(this,800,-100,800,gres*sc/2,0,gres*sc/2);
  cam.setMouseMode(LEFT,SGCamera.ORBIT);
  cam.setMouseMode(RIGHT,SGCamera.ZOOM); 
 
  for (int i= 0; i < gres*gres; i++){
    heights[i] = 0;
  }  
 
}
 
void draw() 
{   
  
  background(255); 
  time++;
  cam.feed();
 
  fill(50,150,50,100);
  stroke(0,0,0,100);
 
 
 
  for (int j = 0; j < gres; j ++){
  beginShape(QUAD_STRIP);   
  for (int i =0; i < gres; i++){
  vertex(sc*i, 10*sin(i + time/10.0) + 10*sin(j + time/10.0) , sc*j); 
  vertex(sc*i,  10*sin(i + time/10.0) + 10*sin(j+1 + time/10.0), sc*(j+1));  
  }
  endShape();  
    }
  
}