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-rw-r--r--lib/dice.scad30
1 files changed, 27 insertions, 3 deletions
diff --git a/lib/dice.scad b/lib/dice.scad
index c3cab85..ed63d3f 100644
--- a/lib/dice.scad
+++ b/lib/dice.scad
@@ -1,9 +1,33 @@
-module d6(side=false, size=false) {
- l = side ? side : size;
+use <utils.scad>
+
+module d4(size=false, side=false) {
+ l = side ? side : s2s_d4(size);
+ if (l == false) {
+ echo("ERROR: d6: one of side or size should be defined");
+ }
+ r = sqrt(6)/4*l;
+ c = r*2;
+ difference() {
+ intersection() {
+ sphere(r=r*0.79, $fn=64);
+ translate([0, 0, r-r/3]) cube(c, center=true);
+ intersection_for ( i = [0:2] ) {
+ rotate([0, 0, 120*i]) rotate([acos(1/3)+180, 0, 0])
+ translate([0, 0, r-r/3]) cube(c, center=true);
+ }
+ }
+ rotate([180, 0, 0]) translate([0, 0, r/3]) child(0);
+ rotate([acos(1/3)+180, 0, 0]) rotate([180, 0, 0]) translate([0, 0, r/3]) child(1);
+ rotate([0, 0, 120]) rotate([acos(1/3)+180, 0, 0]) rotate([180, 0, 0]) translate([0, 0, r/3]) child(2);
+ rotate([0, 0, 240]) rotate([acos(1/3)+180, 0, 0]) rotate([180, 0, 0]) translate([0, 0, r/3]) child(3);
+ }
+}
+
+module d6(size=false, side=false) {
+ l = side ? side : s2s_d6(size);
if (l == false) {
echo("ERROR: d6: one of side or size should be defined");
}
- echo(l);
difference() {
intersection() {
cube(l, center=true);