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47 lines
1.7 KiB
47 lines
1.7 KiB
# This file is part of Korman. |
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# |
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# Korman is free software: you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation, either version 3 of the License, or |
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# (at your option) any later version. |
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# |
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# Korman is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with Korman. If not, see <http://www.gnu.org/licenses/>. |
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from PyHSPlasma import * |
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def affine_parts(xform): |
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# Decompose the matrix into the 90s-era 3ds max affine parts sillyness |
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# All that's missing now is something like "(c) 1998 HeadSpin" oh wait... |
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affine = hsAffineParts() |
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affine.T = hsVector3(*xform.to_translation()) |
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affine.K = hsVector3(*xform.to_scale()) |
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affine.F = -1.0 if xform.determinant() < 0.0 else 1.0 |
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rot = xform.to_quaternion() |
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affine.Q = quaternion(rot) |
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rot.normalize() |
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affine.U = quaternion(rot) |
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return affine |
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def color(blcolor, alpha=1.0): |
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"""Converts a Blender Color into an hsColorRGBA""" |
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return hsColorRGBA(blcolor.r, blcolor.g, blcolor.b, alpha) |
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def matrix44(blmat): |
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"""Converts a mathutils.Matrix to an hsMatrix44""" |
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hsmat = hsMatrix44() |
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for i in range(4): |
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hsmat[i, 0] = blmat[i][0] |
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hsmat[i, 1] = blmat[i][1] |
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hsmat[i, 2] = blmat[i][2] |
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hsmat[i, 3] = blmat[i][3] |
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return hsmat |
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def quaternion(blquat): |
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"""Converts a mathutils.Quaternion to an hsQuat""" |
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return hsQuat(blquat.x, blquat.y, blquat.z, blquat.w)
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