beginShape() and endShape() test

size(500, 200, P3D);
background(200);

beginShape(TRIANGLES);
stroke(255,0,0);fill(255,0,0);vertex(30, 75);
vertex(40, 20);
vertex(50, 75);
stroke(255,0,255);fill(255,0,255);vertex(60, 20);
vertex(70, 75);
stroke(0,255,255);fill(0,255,255);vertex(80, 20);
endShape();

beginShape(TRIANGLES);
stroke(0,0,128);vertex(130, 75);
vertex(140, 20);
stroke(128,0,255);vertex(150, 75);
vertex(160, 20);
stroke(0);vertex(170, 75);
endShape();

beginShape(TRIANGLES);
fill(255);stroke(0);vertex(230, 75);
fill(0);stroke(255);vertex(240, 20);
fill(255);stroke(0);vertex(250, 75);
fill(0);stroke(255);vertex(270, 75);
fill(255);stroke(0);vertex(280, 20);
endShape();

beginShape(TRIANGLES);
fill(128,0,128);vertex(330, 75);
fill(0,128,128);vertex(350, 75);
fill(0,128,0);vertex(360, 20);
fill(128,128,0);vertex(370, 75);
fill(128,0,128);vertex(380, 20);
endShape();

beginShape(TRIANGLES);
fill(128,0,128);vertex(430, 75);
fill(0,128,0);vertex(440, 20);
fill(0,255,128);vertex(450, 75);
fill(128,0,255);vertex(460, 20);
endShape();

beginShape(TRIANGLES);
stroke(255,0,0);fill(0,255,255);vertex(30, 175);
stroke(255,0,255);fill(0,255,0);vertex(40, 120);
stroke(255,0,0);fill(255,255,0);vertex(50, 175);
endShape();

beginShape(TRIANGLES);
vertex(130, 175);
vertex(140, 120);
endShape();

beginShape(TRIANGLES);
vertex(240, 120);
vertex(250, 175);
vertex(260, 120);
vertex(270, 175);
vertex(280, 120);
endShape();

beginShape(TRIANGLES);
fill(255);vertex(330, 175);
vertex(340, 120);
fill(0);vertex(360, 120);
vertex(370, 175);
fill(255);vertex(380, 120);
endShape();

beginShape(TRIANGLES);
stroke(255,0,255);fill(0,255,255);vertex(430, 175);
vertex(440, 120);
vertex(450, 175);
stroke(255,0,255);fill(0,255,255);vertex(460, 120);
vertex(480, 120);
endShape();