diff --git a/lib.scad b/lib.scad index daf804d..3c91165 100644 --- a/lib.scad +++ b/lib.scad @@ -90,6 +90,7 @@ use use use use +use use use use diff --git a/readme.md b/readme.md index affc873..8871430 100644 --- a/readme.md +++ b/readme.md @@ -35,11 +35,11 @@ See [usage](docs/usage.md) for requirements, installation instructions and a usa D_connectors Modules Spades Foot Round Displays Nuts Spools Handle Rounded_cylinder Extrusion_brackets O_ring Springs PCB_mount Rounded_polygon - Extrusions Opengrab Stepper_motors PSU_shroud Sector - Fans PCB Swiss_clips Press_fit Sweep - Fuseholder PCBs Toggles Printed_box Thread - Geared_steppers PSUs Transformers Ribbon_clamp Tube - Green_terminals Panel_meters Tubings SSR_shroud + Extrusions Opengrab Stepper_motors PSU_shroud Rounded_right_triangle + Fans PCB Swiss_clips Press_fit Sector + Fuseholder PCBs Toggles Printed_box Sweep + Geared_steppers PSUs Transformers Ribbon_clamp Thread + Green_terminals Panel_meters Tubings SSR_shroud Tube Hot_ends Pillars Variacs Screw_knob Hygrometer Pin_headers Veroboard Socket_box IECs Pulleys Washers Strap_handle @@ -5835,6 +5835,26 @@ Because the tangents need to be calculated to find the length these can be calcu ![rounded_polygon](tests/png/rounded_polygon.png) +Top + +--- + +## Rounded_right_triangle +Draw a 3D right triangle with rounded edges. Intended to be embedded in other parts. Can be optionally offset by the filleted amount. + + +[utils/rounded_right_triangle.scad](utils/rounded_right_triangle.scad) Implementation. + +[tests/rounded_right_triangle.scad](tests/rounded_right_triangle.scad) Code for this example. + +### Modules +| Module | Description | +|:--- |:--- | +| ```rounded_right_triangle(x, y, z, fillet, center = true, offset = false)``` | Draw a 3D right triangle with rounded edges. | + +![rounded_right_triangle](tests/png/rounded_right_triangle.png) + + Top --- diff --git a/tests/png/rounded_right_triangle.png b/tests/png/rounded_right_triangle.png new file mode 100644 index 0000000..4d47080 Binary files /dev/null and b/tests/png/rounded_right_triangle.png differ diff --git a/tests/rounded_right_triangle.scad b/tests/rounded_right_triangle.scad new file mode 100644 index 0000000..91610b2 --- /dev/null +++ b/tests/rounded_right_triangle.scad @@ -0,0 +1,31 @@ +// +// NopSCADlib Copyright Chris Palmer 2018 +// nop.head@gmail.com +// hydraraptor.blogspot.com +// +// This file is part of NopSCADlib. +// +// NopSCADlib is free software: you can redistribute it and/or modify it under the terms of the +// GNU General Public License as published by the Free Software Foundation, either version 3 of +// the License, or (at your option) any later version. +// +// NopSCADlib is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; +// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +// See the GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License along with NopSCADlib. +// If not, see . +// + +include <../global_defs.scad> +use <../utils/rounded_right_triangle.scad> + + +module rounded_right_triangles() { + rounded_right_triangle(10, 20, 5, 0.5); + + translate([20, 0]) + rounded_right_triangle(10, 20, 5, 0.5, offset = true); +} + +rounded_right_triangles(); diff --git a/utils/rounded_right_triangle.scad b/utils/rounded_right_triangle.scad new file mode 100644 index 0000000..013216e --- /dev/null +++ b/utils/rounded_right_triangle.scad @@ -0,0 +1,46 @@ +// +// NopSCADlib Copyright Chris Palmer 2018 +// nop.head@gmail.com +// hydraraptor.blogspot.com +// +// This file is part of NopSCADlib. +// +// NopSCADlib is free software: you can redistribute it and/or modify it under the terms of the +// GNU General Public License as published by the Free Software Foundation, either version 3 of +// the License, or (at your option) any later version. +// +// NopSCADlib is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; +// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +// See the GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License along with NopSCADlib. +// If not, see . +// + +// +//! Draw a 3D right triangle with rounded edges. Intended to be embedded in other parts. Can be optionally offset by the filleted amount. +// +include <../utils/core/core.scad> +include + +module rounded_right_triangle(x, y, z, fillet, center = true, offset = false) { //! Draw a 3D right triangle with rounded edges. + fillet = max(fillet, eps); + size = [x + (offset ? 2 * fillet : 0), y + (offset ? 2 * fillet : 0), z]; + + translate([offset ? -2 * fillet : 0, offset ? -2 * fillet : 0, center ? 0 : size.z / 2]) + hull() { + translate([0, fillet, size.z / 2]) + rotate([90, 90, 0]) + rounded_rectangle([size.z, 2 * fillet, eps], fillet - eps, center = false, xy_center = false); + translate([0, size.y, size.z / 2]) + rotate([90, 90, 0]) + rounded_rectangle([size.z, 2 * fillet, eps], fillet - eps, center = false, xy_center = false); + translate([fillet, 0, size.z / 2]) + rotate([0, 90, 0]) + rounded_rectangle([size.z, 2 * fillet, eps], fillet - eps, center = false, xy_center = false); + translate([size.x, 0, size.z / 2]) + rotate([0, 90, 0]) + rounded_rectangle([size.z, 2 * fillet, eps], fillet - eps, center = false, xy_center = false); + } +} +