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# t-paul/00info.txt

Last active Mar 3, 2019
 /**************************************************************************** * Teardrop * (c) 2013 Torsten Paul * License: CC-BY-SA 3.0 * * Based on the formula in "Modelling a Tear Drop" by by Paul Bourke * (http://paulbourke.net/geometry/teardrop/) */ function drop(x) = 100 * 0.5 * (1 - cos(180 * x)) * sin(180 * x) + 1; function path(x) = [0, 0, 80 + 80 * cos(180 * x)]; function rotate(x) = PI * pow((1 - x), 3); loft(path="path", scale_x = "drop", scale_y="drop", rotate="rotate", slices=100) circle(r = 1, \$fn = 12);
 function path(x) = [ (x / 1.5 + 0.5) * 100 * cos(6 * 360 * x), (x / 1.5 + 0.5) * 100 * sin(6 * 360 * x), 200 * (1 - x) ]; loft(path = "path", slices = 800, height = 100) { translate([-10, -6, 0]) square([3, 6]); square([20, 2], center = true); translate([7, -6, 0]) square([3, 6]); }
 \$fn = 20; module segment() { hull() { translate([-10, -18, 0]) circle(r = 3); translate([ 10, 18, 0]) circle(r = 3); translate([-10, 18, 0]) circle(r = 3); translate([ 10, -18, 0]) circle(r = 3); } } module cross() { segment(); rotate([0, 0, 90]) segment(); } function rotate(x) = cos(90 * x); function scale(x) = 1.5 * sin(210 * (x / 2) + 60); loft(scale_x = "scale", scale_y = "scale", rotate = "rotate", height = 80, slices = 50) cross();
 function func0(x)= 1; function func1(x) = 30 * sin(180 * x); function func2(x) = -30 * sin(180 * x); function func3(x) = sin(270 * (1 - x) - 90) * sqrt(6 * (1 - x)) + 2; function func4(x) = PI * x / 2; function func5(x) = 2 * PI * x * x * x; function func6(x) = 3 - 2.5 * x; loft(offset_x = "func1", offset_y = "func1", rotate = "func4", slices = 30, height = 100) square(10); loft(offset_x = "func2", offset_y = "func2", rotate = "func4", slices = 30, height = 100) square(10); loft(offset_x = "func1", offset_y = "func2", rotate = "func4", slices = 30, height = 100) square(10); loft(offset_x = "func2", offset_y = "func1", rotate = "func4", slices = 30, height = 100) square(10); translate([100, 0, 0]) loft(scale_x = "func3", scale_y = "func3", rotate = "func4", slices = 50, height = 100) square(10); translate([-100, 0, 0]) loft(rotate = "func5", scale_x = "func6", scale_y = "func6", slices = 50, height = 100) square(10);
 \$fn = 50; map_extrude() { union() { circle(r = 12); translate([15, 2, 0]) square([25, 8]); translate([15, -10, 0]) text(t = "Text", font = "ArialMT"); } }
 \$fn = 6; text = "The quick brown fox jumps over the lazy dog!"; fonts = [ ["DejaVu Sans", "DejaVu Sans:style=Book"], ["DejaVu Sans", "DejaVu Sans:style=Oblique"], ["DejaVu Sans", "DejaVu Sans:style=Bold"], ["DejaVu Sans", "DejaVu Sans:style=Bold Oblique"], ["DejaVu Sans", "DejaVu Sans:style=Condensed"], ["DejaVu Sans", "DejaVu Sans:style=Condensed Bold"], ["DejaVu Sans", "DejaVu Sans:style=Condensed Oblique"], ["DejaVu Sans", "DejaVu Sans:style=Condensed Bold Oblique"], ["DejaVu Sans", "DejaVu Sans:style=ExtraLight"], ["DejaVu Sans", "DejaVu Sans Mono:style=Book"], ["DejaVu Sans", "DejaVu Sans Mono:style=Oblique"], ["DejaVu Sans", "DejaVu Sans Mono:style=Bold"], ["DejaVu Sans", "DejaVu Sans Mono:style=Bold Oblique"], ["DejaVu Serif", "DejaVu Serif:style=Book"], ["DejaVu Serif", "DejaVu Serif:style=Italic"], ["DejaVu Serif", "DejaVu Serif:style=Bold"], ["DejaVu Serif", "DejaVu Serif:style=Bold Italic"], ["DejaVu Serif", "DejaVu Serif:style=Condensed Bold Italic"], ["DejaVu Serif", "DejaVu Serif:style=Condensed Bold"], ["DejaVu Serif", "DejaVu Serif:style=Condensed Italic"], ["DejaVu Serif", "DejaVu Serif=Condensed"], ["Gentium", "Gentium Basic:style=Bold Italic"], ["Gentium", "Gentium Basic:style=Bold"], ["Gentium", "Gentium Basic:style=Italic"], ["Gentium", "Gentium Basic:style=Regular"], ["Gentium", "Gentium Book Basic:style=Bold Italic"], ["Gentium", "Gentium Book Basic:style=Bold"], ["Gentium", "Gentium Book Basic:style=Italic"], ["Gentium", "Gentium Book Basic:style=Regular"], ["Liberation", "Liberation Mono:style=Bold Italic"], ["Liberation", "Liberation Mono:style=Bold"], ["Liberation", "Liberation Mono:style=Italic"], ["Liberation", "Liberation Mono:style=Regular"], ["Liberation", "Liberation Sans:style=Bold Italic"], ["Liberation", "Liberation Sans:style=Bold"], ["Liberation", "Liberation Sans:style=Italic"], ["Liberation", "Liberation Sans:style=Regular"], ["Liberation", "Liberation Serif:style=Bold Italic"], ["Liberation", "Liberation Serif:style=Bold"], ["Liberation", "Liberation Serif:style=Italic"], ["Liberation", "Liberation Serif:style=Regular"], ["Linux", "Linux Biolinum G:style=Bold"], ["Linux", "Linux Biolinum G:style=Regular"], ["Linux", "Linux Biolinum G:style=Italic"], ["Linux", "Linux Libertine Display G:style=Regular"], ["Linux", "Linux Libertine G:style=Bold"], ["Linux", "Linux Libertine G:style=Bold Italic"], ["Linux", "Linux Libertine G:style=Regular"], ["Linux", "Linux Libertine G:style=Italic"], ["Linux", "Linux Libertine G:style=Semibold"], ["Linux", "Linux Libertine G:style=Semibold Italic"], ["Open Sans", "Open Sans:style=Regular"], ["Open Sans", "Open Sans:style=Italic"], ["Open Sans", "Open Sans:style=Bold"], ["Open Sans", "Open Sans:style=Bold Italic"], ["Open Sans", "Open Sans Extrabold:style=Italic"], ["Open Sans", "Open Sans Extrabold:style=Regular"], ["Open Sans", "Open Sans Light:style=Italic"], ["Open Sans", "Open Sans Light:style=Regular"], ["Open Sans", "Open Sans Semibold:style=Italic"], ["Open Sans", "Open Sans Semibold:style=Regular"], ["ParaType", "PT Mono:style=Regular"], ["ParaType", "PT Mono:style=Bold"], ["ParaType", "PT Sans Caption:style=Regular"], ["ParaType", "PT Sans Caption:style=Bold"], ["ParaType", "PT Sans Narrow:style=Regular"], ["ParaType", "PT Sans Narrow:style=Bold"], ["ParaType", "PT Sans:style=Regular"], ["ParaType", "PT Sans:style=Italic"], ["ParaType", "PT Sans:style=Bold"], ["ParaType", "PT Sans:style=Bold Italic"], ["ParaType", "PT Serif:style=Regular"], ["ParaType", "PT Serif:style=Italic"], ["ParaType", "PT Serif:style=Bold"], ["ParaType", "PT Serif:style=Bold Italic"], ["ParaType", "PT Serif Caption:style=Regular"], ["ParaType", "PT Serif Caption:style=Italic"], ["Source Code Pro", "Source Code Pro:style=Regular"], ["Source Code Pro", "Source Code Pro:style=Bold"], ["Source Code Pro", "Source Code Pro Black:style=Regular"], ["Source Code Pro", "Source Code Pro Semibold:style=Regular"], ["Source Code Pro", "Source Code Pro Medium:style=Regular"], ["Source Code Pro", "Source Code Pro Light:style=Regular"], ["Source Code Pro", "Source Code Pro ExtraLight:style=Regular"], ["Source Sans Pro", "Source Sans Pro:style=Regular"], ["Source Sans Pro", "Source Sans Pro:style=Italic"], ["Source Sans Pro", "Source Sans Pro:style=Bold"], ["Source Sans Pro", "Source Sans Pro:style=Bold Italic"], ["Source Sans Pro", "Source Sans Pro Black:style=Regular"], ["Source Sans Pro", "Source Sans Pro Black:style=Italic"], ["Source Sans Pro", "Source Sans Pro Semibold:style=Regular"] ["Source Sans Pro", "Source Sans Pro Semibold:style=Italic"], ["Source Sans Pro", "Source Sans Pro Light:style=Regular"], ["Source Sans Pro", "Source Sans Pro Light:style=Italic"], ["Source Sans Pro", "Source Sans Pro ExtraLight:style=Regular"], ["Source Sans Pro", "Source Sans Pro ExtraLight:style=Italic"], ]; family="ParaType"; for (a = [0 : 1000]) { if (fonts[a][0] == family) { linear_extrude(height = 1) { translate([0, 20 * a, 0]) text(t = text, font = fonts[a][1]); translate([400, 20 * a, 0]) text(t = fonts[a][1], font = fonts[a][1]); } } }
 \$fn = 20; \$ff = "DejaVuSansCondensed"; \$ff2 = "Amiri-Regular"; union() { #cube([130, 10, 1]); linear_extrude(height = 2) text(t = "OpenSCAD with Text!", size = 10, \$fn = 40, font = \$ff); } translate([0, -40, 0]) difference() { cube([90, 14, 1]); translate([5, 3, -1]) linear_extrude(height = 40) text(t = "FreeType", size = 10, font = \$ff); } translate([0, -20, 0]) linear_extrude(height = 6) text(t = "it works !!!", font = \$ff, size = 17); s = "OpenSCAD"; translate([45, 60, 5]) rotate([-30, 0, 0]) for (a = [0 : 7]) rotate([0, 0, 135 + 90 / 7 * a]) translate([0, 70, 0]) rotate([90, 0, 180]) translate([-5, 0, 0]) linear_extrude(height = 2) text(t = s[a], size = 20, font = \$ff); translate([0, -80, 0]) rotate([90, 0, 0]) linear_extrude(height = 2) text(t = "Ленивый рыжий кот", size = 16, font = "DejaVuSansCondensed"); translate([0, -120, 0]) rotate([90, 0, 0]) linear_extrude(height = 2) text(t = "كسول الزنجبيل القط", size = 16, font = \$ff2, direction = "rtl", language = "ar", script = "arabic"); translate([-20, 0, 0]) linear_extrude(height = 2) text(t = "懶惰的姜貓", size = 16, font = "AR-PL-New-Sung", direction = "ttb", language = "ch"); /* translate([0, -60, 0]) linear_extrude(height = 2) text(t = "Umlauts: äöü ÄÖÜ ß", size = 10, font = \$ff); translate([0, -80, 0]) linear_extrude(height = 2) text(t = "Smileys: 😁😂😃😄😅😆😇😈😉😊😋😌😍😎😏😐", size = 10, font = \$ff); translate([0, -100, 0]) linear_extrude(height = 2) text(t = "Braile: ⠁⠂⠃⠄⠅⠆⠇⠈⠉⠊⠋⠌⠍⠎⠏", size = 10, font = \$ff); translate([0, -120, 0]) linear_extrude(height = 2) text(t = "Cards: 🂡🂱🃁🃑", size = 10, font = \$ff); */
 DejaVu - Bitstream Vera Fonts Copyright http://dejavu-fonts.org/ Gentium - SIL Open Font License, Version 1.1 http://scripts.sil.org/cms/scripts/page.php?item_id=Gentium_basic Liberation - SIL Open Font License, Version 1.1 https://fedorahosted.org/liberation-fonts/ Linux Libertine G and Linux Biolinum G fonts - SIL Open Font License, Version 1.0 http://www.numbertext.org/linux/ Open Sans - Apache License version 2.0 http://www.opensans.com/ PT-Mono / PT-Sans / PT-Serif - ParaType Free Font Licence 1.3 http://www.paratype.com/public/ Source Code Pro - SIL Open Font License 1.1 http://sourceforge.net/projects/sourcecodepro.adobe/ Source Sans Pro - SIL Open Font License 1.1 http://sourceforge.net/projects/sourcesans.adobe/
 function skip(a) = a == [3, 0] || a == [4, 0] || a == [6, 4]; function span(a) = a == [2, 0] ? 20 : a == [5, 4] ? 10 : 0; for (y = [0 : 4]) { for (x = [0 : 6]) { if (!skip([x, y])) { translate([10 * x + 1, 10 * y + 1]) square([8 + span([x, y]), 8]); } } }
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### NigelThorne commented Mar 3, 2019

 Hiya, I have openscad 2019.01-RC2, but loft doesn't seem to be defined.. Please can you tell me how to get loft working? Thanks