From 61ed2eceb99edf3f14e49c210ab61b334b2d16ad Mon Sep 17 00:00:00 2001
From: Sebastiaan de Schaetzen <sebastiaan.de.schaetzen@gmail.com>
Date: Fri, 17 Feb 2023 19:17:50 +0100
Subject: [PATCH] Add slope45

---
 Lego.json |  5 +++++
 Lego.scad | 60 ++++++++++++++++++++++++++++++++++++++++++-------------
 2 files changed, 51 insertions(+), 14 deletions(-)

diff --git a/Lego.json b/Lego.json
index 97e5ddd..392c8e3 100644
--- a/Lego.json
+++ b/Lego.json
@@ -34,6 +34,11 @@
             "type": "plate",
             "studs_x": "2",
             "studs_y": "1"
+        },
+        "Slope45_2x1": {
+            "type": "slope45",
+            "studs_x": "2",
+            "studs_y": "1"
         }
     },
     "fileFormatVersion": "1"
diff --git a/Lego.scad b/Lego.scad
index 4a99191..8a6d972 100644
--- a/Lego.scad
+++ b/Lego.scad
@@ -1,11 +1,12 @@
 /* [Lego Type] */
-type = "brick"; // ["brick":Brick, "plate":Plate]
+type = "brick"; // ["brick":Brick, "plate":Plate, "slope45":"Slope 45"]
 studs_x = 4;
 studs_y = 2;
+slice_x = false;
 
 /* [Hidden] */
 block_height =
-	type == "brick" ? 9.6 :
+	(type == "brick" || type == "slope45") ? 9.6 :
 	type == "plate" ? 3.2 :
 	0;
 length_per_stud = 31.8 / 4;
@@ -27,14 +28,23 @@ module studs() {
 }
 
 module base() {
+	width = (studs_y + (type == "slope45" ? 1 : 0)) * length_per_stud;
+	length = studs_x * length_per_stud;
 	difference() {
-		cube([ studs_x*length_per_stud, studs_y*length_per_stud, block_height ]);
+		cube([ length, width, block_height ]);
 		translate([wall_width, wall_width, -ceiling_width]) {
-			cube([
-				studs_x*length_per_stud - wall_width * 2,
-				studs_y*length_per_stud - wall_width * 2,
-				block_height
-			]);
+			difference() {
+				cube([
+					length - wall_width * 2,
+					width - wall_width * 2,
+					block_height
+				]);
+				if (type == "slope45") {					
+					translate([-wall_width, width-wall_width/2-wall_width*1.4, 3.2])
+					rotate([45, 0, 0])
+					cube([length + 2, length_per_stud, block_height]);
+				}
+			}
 		}
 	}
 }
@@ -48,7 +58,11 @@ module small_pillar() {
 }
 
 module pillars() {
-	if (studs_x >= 2 && studs_y >= 2) {
+	if (type == "slope45") {
+		for (x = [0:studs_x-2], y = [0:studs_y-1])
+		translate([(x+1) * length_per_stud, (y+1) * length_per_stud, 0])
+		pillar();
+	} else if (studs_x >= 2 && studs_y >= 2) {
 		for (x = [0:studs_x-2], y = [0:studs_y-2])
 		translate([(x+1) * length_per_stud, (y+1) * length_per_stud, 0])
 		pillar();
@@ -60,10 +74,28 @@ module pillars() {
 }
 
 module block() {
-	base();
-	pillars();
-	translate([0, 0, block_height])
-		studs();
+	width = (studs_y + (type == "slope45" ? 1 : 0)) * length_per_stud;
+	length = studs_x * length_per_stud;
+	difference() {
+		union() {
+			base();
+			pillars();
+			translate([0, 0, block_height])
+			studs();
+		}
+		if (type == "slope45") {
+			translate([-1, width-wall_width, 3.2])
+			rotate([45, 0, 0])
+			translate([0, 1, -10])
+			cube([length + 2, 10, 20]);
+		}
+	}
 }
 
-block();
\ No newline at end of file
+difference() {
+	block();
+	if (slice_x) {
+		translate([10, -10, -10])
+		cube([100, 100, 100]);
+	}
+}
\ No newline at end of file