import processing.pdf.*;

int resolution = 72;

//box dimensions in inches
float boxWInches = 1.5;
float boxHInches = 2;
float boxDInches = 3;
float boxThicknessInches = .13;
float stemHeightInches = 3;
float kerfInches = 0.008;

//box dimensions in pixels
int boxW = round(boxWInches * resolution);
int boxH = round(boxHInches * resolution);
int boxD = round(boxDInches * resolution);

int boxThickness = round(boxThicknessInches * resolution);
int kerf = round(kerfInches * resolution);

int center = round((boxD + 25)/2);

void setup(){
  size(boxD*2+50,boxW*3 + 50);
  noLoop();  
  beginRecord(PDF, "lampshade"+boxWInches+"x"+boxHInches+"x"+boxDInches+".pdf"); 
}

void draw(){
  int upLeftX = center - (boxD/2);
  int upLeftY = 5;
  
  makeSide(upLeftX, upLeftY);
//  makeSide(upLeftX+boxSize+10, upLeftY);
  
  
//  makeTop(upLeftX,upLeftY);
  
  
  endRecord();
}

void makeSide(int upLeftX,int upLeftY){
  beginShape();
  noFill();
  vertex(upLeftX, upLeftY);
  //top center
  vertex(upLeftX + boxW/2+kerf, upLeftY);
  vertex(upLeftX + boxW/2+kerf, upLeftY + boxThickness);
  //up right
  vertex(upLeftX + boxW, upLeftY + boxThickness);
  vertex(upLeftX + boxW, upLeftY + boxH/2+kerf);
  vertex(upLeftX + boxW - boxThickness, upLeftY + boxH/2+kerf);
  vertex(upLeftX + boxW - boxThickness, upLeftY + boxH - boxThickness);
  vertex(upLeftX + boxW, upLeftY + boxH - boxThickness);
  //bottom right
  vertex(upLeftX + boxW, upLeftY + boxH);
  vertex(upLeftX + boxW/2-kerf, upLeftY + boxH);
  vertex(upLeftX + boxW/2-kerf, upLeftY + boxH - boxThickness);
  vertex(upLeftX, upLeftY + boxH - boxThickness);
  vertex(upLeftX, upLeftY + boxH/2-kerf);
  vertex(upLeftX + boxThickness, upLeftY + boxH/2-kerf);
  
    vertex(upLeftX + boxThickness, upLeftY + boxThickness);
    vertex(upLeftX, upLeftY + boxThickness);
  endShape(CLOSE);

}
/*
void makeTop(int upLeftX,int upLeftY){
  beginShape();
  noFill();
  vertex(upLeftX + boxThickness, upLeftY);
  //top center
  vertex(upLeftX + boxSize/2, upLeftY);
  vertex(upLeftX + boxSize/2, upLeftY + boxThickness);
  //up right
  vertex(upLeftX + boxSize, upLeftY + boxThickness);
  vertex(upLeftX + boxSize, upLeftY + boxSize/2);
  vertex(upLeftX + boxSize - boxThickness, upLeftY + boxSize/2);
  //bottom right
  vertex(upLeftX + boxSize - boxThickness, upLeftY + boxSize);
  vertex(upLeftX + boxSize/2, upLeftY + boxSize);
  vertex(upLeftX + boxSize/2, upLeftY + boxSize - boxThickness);
  vertex(upLeftX, upLeftY + boxSize - boxThickness);
  vertex(upLeftX, upLeftY + boxSize/2);
  vertex(upLeftX + boxThickness, upLeftY + boxSize/2);

  endShape(CLOSE);
}
*/