add a slightly extended side piece

adds a bit of length to the build but without the longer polygon
geometry. the name of this is terrible, I think I might get rid of the
angled corner pieces in a refactoring

Signed-off-by: Brian S. Stephan <bss@incorporeal.org>

src/frames/pieces/box/front-or-back-windowed-backslashes.scad

@@ -9,13 +9,14 @@ use <front-or-back.scad>
 use <front-or-back-inner-wall.scad>
 
 module backslashes() {
-	translate([-60, -(frame_y-frame_wall)/2, 0]) slash_cutout();
-	translate([-40, -(frame_y-frame_wall)/2, 0]) slash_cutout();
-	translate([-20, -(frame_y-frame_wall)/2, 0]) slash_cutout();
-	translate([0, -(frame_y-frame_wall)/2, 0]) slash_cutout();
-	translate([20, -(frame_y-frame_wall)/2, 0]) slash_cutout();
-	translate([40, -(frame_y-frame_wall)/2, 0]) slash_cutout();
-	translate([60, -(frame_y-frame_wall)/2, 0]) slash_cutout();
+	translate([-70, -(frame_y-frame_wall)/2, 0]) slash_cutout();
+	translate([-50, -(frame_y-frame_wall)/2, 0]) slash_cutout();
+	translate([-30, -(frame_y-frame_wall)/2, 0]) slash_cutout();
+	translate([-10, -(frame_y-frame_wall)/2, 0]) slash_cutout();
+	translate([10, -(frame_y-frame_wall)/2, 0]) slash_cutout();
+	translate([30, -(frame_y-frame_wall)/2, 0]) slash_cutout();
+	translate([50, -(frame_y-frame_wall)/2, 0]) slash_cutout();
+	translate([70, -(frame_y-frame_wall)/2, 0]) slash_cutout();
 }
 
 module backslashes_windowed_front_or_back_box_frame_piece() {

src/frames/pieces/box/side-windowed-backslashes.scad

@@ -9,11 +9,12 @@ use <side.scad>
 use <side-inner-wall.scad>
 
 module backslashes() {
-	translate([-(frame_x-frame_wall)/2, -40, 0]) rotate([0, 0, -90]) slash_cutout();
-	translate([-(frame_x-frame_wall)/2, -20, 0]) rotate([0, 0, -90]) slash_cutout();
-	translate([-(frame_x-frame_wall)/2, 0, 0]) rotate([0, 0, -90]) slash_cutout();
-	translate([-(frame_x-frame_wall)/2, 20, 0]) rotate([0, 0, -90]) slash_cutout();
-	translate([-(frame_x-frame_wall)/2, 40, 0]) rotate([0, 0, -90]) slash_cutout();
+	translate([-(frame_x-frame_wall)/2, -50, 0]) rotate([0, 0, -90]) slash_cutout();
+	translate([-(frame_x-frame_wall)/2, -30, 0]) rotate([0, 0, -90]) slash_cutout();
+	translate([-(frame_x-frame_wall)/2, -10, 0]) rotate([0, 0, -90]) slash_cutout();
+	translate([-(frame_x-frame_wall)/2, 10, 0]) rotate([0, 0, -90]) slash_cutout();
+	translate([-(frame_x-frame_wall)/2, 30, 0]) rotate([0, 0, -90]) slash_cutout();
+	translate([-(frame_x-frame_wall)/2, 50, 0]) rotate([0, 0, -90]) slash_cutout();
 }
 
 module backslashes_windowed_side_box_frame_piece() {

src/frames/pieces/extended/side-short.scad

@@ -0,0 +1,39 @@
+/*
+ * SPDX-FileCopyrightText: © 2024 Brian S. Stephan <bss@incorporeal.org>
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+include <parameters.scad>
+include <components.scad>
+use <frames/complete/left-frame.scad>
+use <frames/pieces/box/side.scad>
+use <front-or-back-clean-for-extended-side.scad>
+
+module side_frame_piece_wall() {
+	// get a slice of the piece, to use it in extruding
+	// this doesn't use the side_frame_piece because of the 45 degree angle geometry
+	// not creating a clean thing to cut, so we just take the whole wall and use that
+	projection(cut=true) rotate([0, 90, 0]) translate([frame_x/2-frame_wall-(frame_bevel_height/2), 0, 0])
+		left_frame();
+}
+
+module side_frame_piece_extension() {
+	// combine the original with a shrunken piece to "pull" the wall out
+	hull() {
+		linear_extrude(height=frame_bevel_height*4)
+			square([frame_z-(frame_bevel_height*2), frame_y-(frame_bevel_height*2)], center=true);
+		linear_extrude(height=frame_bevel_height*3) side_frame_piece_wall();
+		linear_extrude(height=frame_bevel_height) side_frame_piece_wall();
+	}
+}
+
+module extended_left_or_right_frame_piece() {
+	difference() {
+		side_box_frame_piece();
+		// chop off the old edge which is getting replaced with the extension
+		translate([-frame_x/2+frame_bevel_height/2, 0, 0]) cube([frame_bevel_height, frame_y, frame_z], center=true);
+	}
+	translate([-frame_x/2+frame_bevel_height*2, 0, 0]) rotate([0, -90, 0]) side_frame_piece_extension();
+}
+
+extended_left_or_right_frame_piece();

src/misc/decorative-plate-dir_arc-plus-w-30mm-and-sega-2p-nine-rectangles.scad

@@ -10,14 +10,14 @@ include <components.scad>
 
 module dir_arc_plus_w_30mm_and_sega_2p_nine_decorative_plate_of_plates() {
 	difference() {
-		// layout offset + 30 = width for layout plus button width + 12+3 = space around button
-		left_plate_x = dir_arc_30mm_column_3_offset + 30 + 12;
-		// layout offset + 30 = width for layout plus button width + 12+3 = space around button
-		left_plate_y = dir_arc_w_30mm_row_4_offset + 30 + 12;
-		left_plate_center_x = (left_plate_x + sega_2p_column_1_left_panel_edge_offset - 15)/2;
-		// layout offset + 30 = width for layout plus button width + 12+3 = space around button
-		right_plate_x = sega_2p_column_4_offset + 30 + 12;
-		right_plate_center_x = (right_plate_x + sega_2p_column_1_left_panel_edge_offset - 15)/2;
+		// layout offset + 30 = width for layout plus button width + 19+3 = space around button
+		left_plate_x = dir_arc_30mm_column_3_offset + 30 + 19;
+		// layout offset + 30 = width for layout plus button width + 19+3 = space around button
+		left_plate_y = dir_arc_w_30mm_row_4_offset + 30 + 19;
+		left_plate_center_x = (left_plate_x + sega_2p_column_1_left_panel_edge_offset - 22)/2;
+		// layout offset + 30 = width for layout plus button width + 19+3 = space around button
+		right_plate_x = sega_2p_column_4_offset + 30 + 19;
+		right_plate_center_x = (right_plate_x + sega_2p_column_1_left_panel_edge_offset - 22)/2;
 
 		union() {
 			// y values are based on the other half below