B = 19.05;
M = 6.35;

A = 5; // Alignment pad size


BD =  B - M;

W = 250-20-20; // Internal width
H = 450-20-20; // Internal height
D = 275-20; // Internal depth

WF182_HEIGHT = 165.5;

AMT1I_WIDTH = 100;
AMT1I_HEIGHT = 130;

module wf182() {
    intersection() {
      circle(d=182, $fn=100);
      square([182,WF182_HEIGHT], center=true);
    }
}


R = 152.5; // WF182_HEIGHT/2 + 4 + AMT1I_HEIGHT/2;


// Side panel and tweeter alignment
difference() {
  square([275-19-BD, 450+100], center=true);

  // Tweeter cutout
  translate([0, 450/2-25-130/2]) {
    difference() {
    offset(r=BD/2) square([AMT1I_WIDTH, AMT1I_HEIGHT], center=true);
    offset(r=BD/2) square([AMT1I_WIDTH-20, AMT1I_HEIGHT-10], center=true);
    }

    // Vertical tweeter alignment squares
    translate([100, 0]) rotate(45) square(A,center=true);
    translate([-100, 0]) rotate(45) square(A,center=true);
  }

  // Edge alignment
  translate([0, -450/2]) rotate(45) square(A,center=true);
  translate([0, 450/2]) rotate(45) square(A,center=true);

  // Center alignment
  translate([100, 0]) rotate(45) square(A,center=true);
  translate([-100, 0]) rotate(45) square(A,center=true);

  // Woofer alignment squares
  translate([0, -450/2+207.5]) {
    translate([100, 0]) rotate(45) square(A,center=true);
    translate([-100, 0]) rotate(45) square(A,center=true);
  }

  rotate(45) square(A,center=true);

}

// Flush mount to cutout adapter
translate([500,0]) {
  difference() {
    offset(r=BD/2) wf182();
    circle(d=152+BD, $fn=100);
  }
}

// WF182BD11 flush mount
translate([255,0])
difference() {
  square([250, 250], center=true);

  difference() {
    offset(r=BD/2) wf182();
    wf182();
  }

  circle(d=152+BD/2, $fn=100);

  // Center alignment hole
  rotate(45) square(3,center=true);

  // Driver screw holes
  for ( i = [0 : 60 : 360] ){
    rotate(i) translate([169.5/2,0]) circle(d=4, $fn=50);
  }

  // Alignment holes on round edges
  for ( i = [0,45,135,180,225] ){
    rotate(i) translate([182/2,0]) rotate(45) square(3,center=true);
  }


  // Alignment holes
  translate([0, -110]) rotate(45) square(A,center=true);
  translate([0, 110]) rotate(45) square(A,center=true);
  translate([110, 0]) rotate(45) square(A,center=true);
  translate([-110, 0]) rotate(45) square(A,center=true);
}


// Front woofer cutout & groove
translate([-255,0])
difference() {
  square([250-20-20-BD, 450-20-20-BD], center=true);

  translate([0, -180]) rotate(45) square(A,center=true);
  translate([0, 180]) rotate(45) square(A,center=true);
  translate([-90,0]) rotate(45) square(A,center=true);
  translate([90,0]) rotate(45) square(A,center=true);
}


// Back reflex tube and terminal cutout & groove
translate([-500,0])
difference() {
  square([220, 500], center=true);

  // Terminal cutout
  translate([0, 450/2-(450-207.5)/ 2])
  difference() {
    offset(r=BD/2) square([93, 80], center=true);
    offset(r=BD/2) square([76, 56], center=true);
  }

  // Bass reflex tube
  translate([0, -450/2+80]) {
      circle(d=97-0.4+BD, $fn=100);
  }

  // Alignment
  translate([0, -450/2]) rotate(45) square(A,center=true);
  translate([0, 450/2]) rotate(45) square(A,center=true);
  translate([-80,0]) rotate(45) square(A,center=true);
  translate([80,0]) rotate(45) square(A,center=true);
}

translate([-750, 0]) {
  difference() {
    offset(r=M/2, $fn=50) square([AMT1I_WIDTH-M, AMT1I_HEIGHT-M], center=true);
    translate([-90/2, -120/2]) circle(d=4, $fn=50);
    translate([90/2, -120/2]) circle(d=4, $fn=50);
    translate([-90/2, 120/2]) circle(d=4, $fn=50);
    translate([90/2, 120/2]) circle(d=4, $fn=50);

  }
}