mirror of
https://github.com/BelfrySCAD/BOSL2.git
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136 lines
4.4 KiB
OpenSCAD
136 lines
4.4 KiB
OpenSCAD
//////////////////////////////////////////////////////////////////////
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// Useful Constants
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//////////////////////////////////////////////////////////////////////
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/*
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BSD 2-Clause License
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Copyright (c) 2017, Revar Desmera
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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// Vectors useful for mirror(), offsetcube(), rotate(), etc.
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V_LEFT = [-1, 0, 0];
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V_RIGHT = [ 1, 0, 0];
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V_FWD = [ 0, -1, 0];
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V_BACK = [ 0, 1, 0];
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V_DOWN = [ 0, 0, -1];
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V_UP = [ 0, 0, 1];
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V_ZERO = [ 0, 0, 0];
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// Orientations for cyl(), etc. Euller angles for rotating a vertical shape into the given orientations.
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ORIENT_X = [ 0,90, 0];
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ORIENT_Y = [-90, 0, 0];
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ORIENT_Z = [ 0, 0, 0];
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// Constants for defining edges for chamfer(), etc.
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EDGE_TOP_BK = [[1,0,0,0], [0,0,0,0], [0,0,0,0]];
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EDGE_TOP_FR = [[0,1,0,0], [0,0,0,0], [0,0,0,0]];
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EDGE_BOT_FR = [[0,0,1,0], [0,0,0,0], [0,0,0,0]];
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EDGE_BOT_BK = [[0,0,0,1], [0,0,0,0], [0,0,0,0]];
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EDGE_TOP_RT = [[0,0,0,0], [1,0,0,0], [0,0,0,0]];
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EDGE_TOP_LF = [[0,0,0,0], [0,1,0,0], [0,0,0,0]];
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EDGE_BOT_LF = [[0,0,0,0], [0,0,1,0], [0,0,0,0]];
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EDGE_BOT_RT = [[0,0,0,0], [0,0,0,1], [0,0,0,0]];
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EDGE_BK_RT = [[0,0,0,0], [0,0,0,0], [1,0,0,0]];
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EDGE_BK_LF = [[0,0,0,0], [0,0,0,0], [0,1,0,0]];
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EDGE_FR_LF = [[0,0,0,0], [0,0,0,0], [0,0,1,0]];
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EDGE_FR_RT = [[0,0,0,0], [0,0,0,0], [0,0,0,1]];
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EDGES_X_TOP = [[1,1,0,0], [0,0,0,0], [0,0,0,0]];
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EDGES_X_BOT = [[0,0,1,1], [0,0,0,0], [0,0,0,0]];
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EDGES_X_FR = [[0,1,1,0], [0,0,0,0], [0,0,0,0]];
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EDGES_X_BK = [[1,0,0,1], [0,0,0,0], [0,0,0,0]];
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EDGES_X_ALL = [[1,1,1,1], [0,0,0,0], [0,0,0,0]];
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EDGES_Y_TOP = [[0,0,0,0], [1,1,0,0], [0,0,0,0]];
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EDGES_Y_BOT = [[0,0,0,0], [0,0,1,1], [0,0,0,0]];
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EDGES_Y_LF = [[0,0,0,0], [0,1,1,0], [0,0,0,0]];
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EDGES_Y_RT = [[0,0,0,0], [1,0,0,1], [0,0,0,0]];
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EDGES_Y_ALL = [[0,0,0,0], [1,1,1,1], [0,0,0,0]];
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EDGES_Z_BK = [[0,0,0,0], [0,0,0,0], [1,1,0,0]];
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EDGES_Z_FR = [[0,0,0,0], [0,0,0,0], [0,0,1,1]];
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EDGES_Z_LF = [[0,0,0,0], [0,0,0,0], [0,1,1,0]];
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EDGES_Z_RT = [[0,0,0,0], [0,0,0,0], [1,0,0,1]];
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EDGES_Z_ALL = [[0,0,0,0], [0,0,0,0], [1,1,1,1]];
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EDGES_LEFT = [[0,0,0,0], [0,1,1,0], [0,1,1,0]];
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EDGES_RIGHT = [[0,0,0,0], [1,0,0,1], [1,0,0,1]];
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EDGES_FRONT = [[0,1,1,0], [0,0,0,0], [0,0,1,1]];
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EDGES_BACK = [[1,0,0,1], [0,0,0,0], [1,1,0,0]];
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EDGES_BOTTOM = [[0,0,1,1], [0,0,1,1], [0,0,0,0]];
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EDGES_TOP = [[1,1,0,0], [1,1,0,0], [0,0,0,0]];
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EDGES_NONE = [[0,0,0,0], [0,0,0,0], [0,0,0,0]];
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EDGES_ALL = [[1,1,1,1], [1,1,1,1], [1,1,1,1]];
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EDGE_OFFSETS = [
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[[0, 1, 1], [ 0,-1, 1], [ 0,-1,-1], [0, 1,-1]],
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[[1, 0, 1], [-1, 0, 1], [-1, 0,-1], [1, 0,-1]],
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[[1, 1, 0], [-1, 1, 0], [-1,-1, 0], [1,-1, 0]]
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];
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function corner_edge_count(edges, v) =
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(v[2]<=0)? (
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(v[1]<=0)? (
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(v[0]<=0)? (
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edges[0][2] + edges[1][2] + edges[2][2]
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) : (
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edges[0][2] + edges[1][3] + edges[2][3]
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)
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) : (
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(v[0]<=0)? (
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edges[0][3] + edges[1][2] + edges[2][1]
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) : (
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edges[0][3] + edges[1][3] + edges[2][0]
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)
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)
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) : (
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(v[1]<=0)? (
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(v[0]<=0)? (
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edges[0][1] + edges[1][1] + edges[2][2]
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) : (
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edges[0][1] + edges[1][0] + edges[2][3]
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)
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) : (
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(v[0]<=0)? (
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edges[0][0] + edges[1][1] + edges[2][1]
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) : (
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edges[0][0] + edges[1][0] + edges[2][0]
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)
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)
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);
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// vim: noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap
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