From b74cbee1510904f6e35d83792b187353c5ae16d3 Mon Sep 17 00:00:00 2001 From: Martin Budden Date: Sat, 9 Jan 2021 18:15:19 +0000 Subject: [PATCH] Rendering changes to match pulleys. --- printed/printed_pulleys.scad | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/printed/printed_pulleys.scad b/printed/printed_pulleys.scad index eae9aa7..9f8112d 100644 --- a/printed/printed_pulleys.scad +++ b/printed/printed_pulleys.scad @@ -91,6 +91,7 @@ module printed_pulley(type) { //! Draw a printable pulley w = pulley_width(type); r1 = pulley_bore(type) / 2; or = pulley_od(type) / 2; + screw_z = pulley_screw_z(type); module core() { translate_z(pulley_hub_length(type) + ft) @@ -110,7 +111,7 @@ module printed_pulley(type) { //! Draw a printable pulley module screw_holes() { if (pulley_screws(type)) - translate_z(pulley_screw_z(type)) + translate_z(screw_z) for(i = [0 : pulley_screws(type) - 1]) rotate([-90, 180, i * -90]) teardrop(r = screw_pilot_hole(pulley_screw(type)), h = pulley_flange_dia(type)/2 + 1, center=false); @@ -119,14 +120,14 @@ module printed_pulley(type) { //! Draw a printable pulley // hub if (hl) translate_z(pulley_hub_dia(type) >= pulley_flange_dia(type) ? 0 : hl + w + 2 * ft) - render_if(pulley_screw_z(type) < hl) + render_if(screw_z && screw_z < hl) difference() { linear_extrude(hl) difference() { circle(r = pulley_hub_dia(type) / 2); circle(r = pulley_bore(type) / 2); } - if (pulley_screw_z(type) < hl) + if (screw_z < hl) screw_holes(); } // bottom flange @@ -153,7 +154,7 @@ module printed_pulley(type) { //! Draw a printable pulley } difference() { // T5 pulleys have screws through the teeth - render_if(pulley_type(type)[0]=="T") + render_if(screw_z && screw_z > hl) core(); if (pulley_screw_z(type) > hl) translate_z(pulley_hub_dia(type) >= pulley_flange_dia(type) ? 0 : hl)