fix alignment of a bottom overhang panel in the demo

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

demo/blown-up-demo.scad

@@ -26,7 +26,8 @@ color("black") rotate([180, 0, 0]) translate([-frame_x/2+5-25, -55, -2.5]) front
 color("black") rotate([180, 0, 0]) rotate([0, 180, 0]) translate([-frame_x/2+5-25, -55, -2.5]) front_or_back_aux_and_neutrik_box_frame_piece();
 color("black") rotate([0, 180, 0]) interconnect_frame_piece();
 color("#C12E1F") translate([-panel_x/2-25, 0, -5-frame_z/2-75]) left_or_right_overhang_panel();
-color("#C12E1F") mirror([0, 1, 0]) translate([panel_x/2+25, 0, -5-frame_z/2-75]) left_or_right_overhang_panel();
+color("#C12E1F") mirror([0, 1, 0]) translate([panel_x/2+25, 0, -5-frame_z/2-75]) rotate([0, 0, 180])
+	left_or_right_overhang_panel();
 
 color("black") translate([0, 0, 3+frame_z/2+150]) dir_arc_plus_w_30mm_and_sega_2p_plus_one_decorative_plate();
 color("black") translate([-195, 25, 3+frame_z/2+150]) lsx_nobi_dustwasher();

src/components.scad

@@ -339,6 +339,22 @@ module frame() {
 	}
 }
 
+/* MISC SHAPES --- for cutting out decorative panels, frame wall windows, etc. */
+
+// for cutting out slashes from the frame outer wall
+module slash_cutout() {
+	polyhedron([
+		[slash_inner_displacement/2, -frame_wall/2, -(frame_z-panel_z*3)/2],
+		[(slash_inner_displacement/2+slash_width), -frame_wall/2, -(frame_z-panel_z*3)/2],
+		[(slash_inner_displacement/2+slash_width), frame_wall/2, -(frame_z-panel_z*3)/2],
+		[slash_inner_displacement/2, frame_wall/2, -(frame_z-panel_z*3)/2],
+		[-(slash_inner_displacement/2+slash_width), -frame_wall/2, (frame_z-panel_z*3)/2],
+		[-slash_inner_displacement/2, -frame_wall/2, (frame_z-panel_z*3)/2],
+		[-slash_inner_displacement/2, frame_wall/2, (frame_z-panel_z*3)/2],
+		[-(slash_inner_displacement/2+slash_width), frame_wall/2, (frame_z-panel_z*3)/2]
+	], [[0, 1, 2, 3], [4, 5, 1, 0], [7, 6, 5, 4], [5, 6, 2, 1], [6, 7, 3, 2], [7, 4, 0, 3]]);
+}
+
 /* LAYOUTS */
 
 // Directional Arc (both hands)

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

@@ -8,23 +8,14 @@ include <components.scad>
 use <front-or-back.scad>
 use <front-or-back-inner-wall.scad>
 
-module backslash() {
-	polyhedron([[5, -frame_y/2, -(frame_z-panel_z*3)/2], [20, -frame_y/2, -(frame_z-panel_z*3)/2],
-			[20, -frame_y/2+frame_wall, -(frame_z-panel_z*3)/2], [5, -frame_y/2+frame_wall, -(frame_z-panel_z*3)/2],
-			[-20, -frame_y/2, (frame_z-panel_z*3)/2], [-5, -frame_y/2, (frame_z-panel_z*3)/2],
-			[-5, -frame_y/2+frame_wall, (frame_z-panel_z*3)/2], [-20, -frame_y/2+frame_wall, (frame_z-panel_z*3)/2]],
-		[[0, 1, 2, 3], [4, 5, 1, 0], [7, 6, 5, 4], [5, 6, 2, 1], [6, 7, 3, 2], [7, 4, 0, 3]]
-	);
-}
-
 module backslashes() {
-	translate([-60, 0, 0]) backslash();
+	translate([-60, -(frame_y-frame_wall)/2, 0]) slash_cutout();
-	translate([-40, 0, 0]) backslash();
+	translate([-40, -(frame_y-frame_wall)/2, 0]) slash_cutout();
-	translate([-20, 0, 0]) backslash();
+	translate([-20, -(frame_y-frame_wall)/2, 0]) slash_cutout();
-	backslash();
+	translate([0, -(frame_y-frame_wall)/2, 0]) slash_cutout();
-	translate([20, 0, 0]) backslash();
+	translate([20, -(frame_y-frame_wall)/2, 0]) slash_cutout();
-	translate([40, 0, 0]) backslash();
+	translate([40, -(frame_y-frame_wall)/2, 0]) slash_cutout();
-	translate([60, 0, 0]) backslash();
+	translate([60, -(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

@@ -8,21 +8,12 @@ include <components.scad>
 use <side.scad>
 use <side-inner-wall.scad>
 
-module backslash() {
-	polyhedron([[-frame_x/2, -5, -(frame_z-panel_z*3)/2], [-frame_x/2, -20, -(frame_z-panel_z*3)/2],
-			[-frame_x/2+frame_wall, -20, -(frame_z-panel_z*3)/2], [-frame_x/2+frame_wall, -5, -(frame_z-panel_z*3)/2],
-			[-frame_x/2, 20, (frame_z-panel_z*3)/2], [-frame_x/2, 5, (frame_z-panel_z*3)/2],
-			[-frame_x/2+frame_wall, 5, (frame_z-panel_z*3)/2], [-frame_x/2+frame_wall, 20, (frame_z-panel_z*3)/2]],
-		[[0, 1, 2, 3], [4, 5, 1, 0], [7, 6, 5, 4], [5, 6, 2, 1], [6, 7, 3, 2], [7, 4, 0, 3]]
-	);
-}
-
 module backslashes() {
-	translate([0, -40, 0]) backslash();
+	translate([-(frame_x-frame_wall)/2, -40, 0]) rotate([0, 0, -90]) slash_cutout();
-	translate([0, -20, 0]) backslash();
+	translate([-(frame_x-frame_wall)/2, -20, 0]) rotate([0, 0, -90]) slash_cutout();
-	backslash();
+	translate([-(frame_x-frame_wall)/2, 0, 0]) rotate([0, 0, -90]) slash_cutout();
-	translate([0, 20, 0]) backslash();
+	translate([-(frame_x-frame_wall)/2, 20, 0]) rotate([0, 0, -90]) slash_cutout();
-	translate([0, 40, 0]) backslash();
+	translate([-(frame_x-frame_wall)/2, 40, 0]) rotate([0, 0, -90]) slash_cutout();
 }
 
 module backslashes_windowed_side_box_frame_piece() {

src/parameters.scad

@@ -89,3 +89,7 @@ neutrik_d_radius = 12 + hole_tolerance;
 // additional button radius for decorative panels, etc.
 decorative_radius_scale = 1.75;
 jumbo_decorative_radius_scale = 2;
+
+// decorative slash parameters
+slash_inner_displacement = 10;
+slash_width = 15;