Last change
on this file was
37,
checked in by (none), 15 years ago
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Added original make3d
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Property svn:executable set to
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File size:
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1 | % HCROSS - Homogeneous cross product, result normalised to s = 1. |
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2 | % |
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3 | % Function to form cross product between two points, or lines, |
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4 | % in homogeneous coodinates. The result is normalised to lie |
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5 | % in the scale = 1 plane. |
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6 | % |
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7 | % Usage: c = hcross(a,b) |
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8 | % |
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9 | |
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10 | % Copyright (c) 2000-2005 Peter Kovesi |
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11 | % School of Computer Science & Software Engineering |
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12 | % The University of Western Australia |
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13 | % http://www.csse.uwa.edu.au/ |
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14 | % |
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15 | % Permission is hereby granted, free of charge, to any person obtaining a copy |
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16 | % of this software and associated documentation files (the "Software"), to deal |
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17 | % in the Software without restriction, subject to the following conditions: |
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18 | % |
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19 | % The above copyright notice and this permission notice shall be included in |
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20 | % all copies or substantial portions of the Software. |
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21 | % |
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22 | % The Software is provided "as is", without warranty of any kind. |
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23 | |
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24 | % April 2000 |
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25 | |
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26 | function c = hcross(a,b) |
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27 | c = cross(a,b); |
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28 | c = c/c(3); |
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