Delete AT_CALC_FUNC.PY
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# -*- coding: utf-8 -*-
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import bpy
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import math
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import random
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from mathutils import Matrix
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from mathutils import Vector
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from . import cfg
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def at_random_fill(min, max):
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first = random.uniform(min, max)
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second = random.uniform(min, max)
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if first <= second:
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return(first, second)
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else:
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return(second, first)
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def at_random(seed, totalc, totalr, mint, maxt, mins, maxs, minr, maxr, btr, bsc, brot, uniform,
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tr1, tr2, sc1, sc2, r1, r2, pivot, varia, valign):
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"""Random function for translation, scale and rotation,
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seed : seed for random
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totalc : number of elements in column
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totalr : number of elements in row
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mint : minimum for translation
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maxt : maximum for translation
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mins : minimum for scale
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maxs : maximum for scale
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minr : minimum for rotation
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maxr : maximun for rotation
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btr : (boolean) use translation or not
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bsc : (boolean) use scale or not
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brot : (boolean) use rotation or not
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uniform : (boolean) use uniform scale or not
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tr1 : translation offset of the column
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tr2 : translation offset of the row
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sc1 : scale offset of the column
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sc2 : scale offset of the row
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r1 : rotation offset of the column
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r2 : rotation offset of the row
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pivot : pivot
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varia : variation of rows
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valign : Vector of align of rows
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"""
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random.seed(seed)
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tr, sc, rot = [0, 0, 0], [0, 0, 0], [0, 0, 0]
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xyz_vec = (x_axis(), y_axis(), z_axis())
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ref_name = cfg.atools_objs[0][0]
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for j in range(totalr):
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for k in range(totalc + j*varia):
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elem_name = cfg.atools_objs[j][k]
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if elem_name == ref_name:
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continue
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elem = bpy.data.objects[elem_name]
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for i in range(3):
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tr[i] = random.uniform(mint[i], maxt[i])
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sc[i] = random.uniform(mins[i]/100, maxs[i]/100)
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rot[i] = random.uniform(minr[i], maxr[i])
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if uniform:
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sc[0] = sc[1] = sc[2]
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mt = Matrix.Translation(tr)
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ms = Matrix.Scale(sc[0], 4, (1, 0, 0)) @ Matrix.Scale(sc[1], 4, (0, 1, 0)) @ Matrix.Scale(sc[2], 4, (0, 0, 1))
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mr = Matrix.Rotation(rot[0], 4, (1, 0, 0)) @ Matrix.Rotation(rot[1], 4, (0, 1, 0)) @ Matrix.Rotation(rot[2], 4, (0, 0, 1))
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# recalculate the position...
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vt, vs, vr = tsr(cfg.ref_mtx, k, j, tr1, tr2, sc1, sc2, Vector(r1), Vector(r2), valign)
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if pivot is not None:
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emat = at_all_in_one(cfg.ref_mtx, vr, xyz_vec, vt, vs, pivot.location)
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else:
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emat = at_all_in_one(cfg.ref_mtx, vr, xyz_vec, vt, vs, cfg.ref_mtx.translation)
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elem.matrix_world = emat
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if btr:
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elem.matrix_world @= mt
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if bsc:
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elem.matrix_world @= ms
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if brot:
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elem.matrix_world @= mr
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def x_axis():
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"""Get the x axis"""
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return Vector((1.0, 0.0, 0.0))
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def y_axis():
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"""Get the y axis"""
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return Vector((0.0, 1.0, 0.0))
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def z_axis():
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"""Get the z axis"""
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return Vector((0.0, 0.0, 1.0))
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def xyz_axis():
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"""Get the xyz axis"""
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return Vector((1.0, 1.0, 1.0))
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def at_all_in_one(ref, angle, vecxyz, vec_tr, vec_sc, pivot):
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"""Return the matrix of transformations"""
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# Matrix is composed by location @ rotation @ scale
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loc_ref, rot_ref, sc_ref = ref.decompose()
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# ref_location = bpy.data.objects[cfg.atools_objs[0][0]].location
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loc_ma = Matrix.Translation(loc_ref)
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rot_ma = rot_ref.to_matrix().to_4x4()
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sc_ma = Matrix.Scale(sc_ref[0], 4, (1, 0, 0)) @ Matrix.Scale(sc_ref[1], 4, (0, 1, 0)) @ Matrix.Scale(sc_ref[2], 4, (0, 0, 1))
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mt = Matrix.Translation(pivot - loc_ref)
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mr = Matrix.Rotation(angle[0], 4, vecxyz[0]) @ Matrix.Rotation(angle[1], 4, vecxyz[1]) @ Matrix.Rotation(angle[2], 4, vecxyz[2])
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mra = mt @ mr @ mt.inverted()
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trm = Matrix.Translation(vec_tr)
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scm = Matrix.Scale(vec_sc[0], 4, (1, 0, 0)) @ Matrix.Scale(vec_sc[1], 4, (0, 1, 0)) @ Matrix.Scale(vec_sc[2], 4, (0, 0, 1))
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if pivot == loc_ref:
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mw = loc_ma @ rot_ma @ trm @ scm @ sc_ma @ mr
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else:
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mw = loc_ma @ mra @ rot_ma @ trm @ scm @ sc_ma
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return mw
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def fill_rotation(context):
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prop = context.scene.arraytools_prop
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offset = prop.rot_offset
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for i in range(3):
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if offset[i] == 0.0:
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prop.rot_min[i], prop.rot_max[i] = at_random_fill(-math.pi, math.pi)
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else:
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prop.rot_min[i], prop.rot_max[i] = at_random_fill(-offset[i]*2, offset[i]*2)
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def sum_serie(n, factor):
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"""Return the sum of the serie 1+2+3+4+...+n
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with a factor
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"""
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return ((n * (n - 1)) / 2) * factor
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# (T)ranslate (S)cale (R)otation vector
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def tsr(mat, col, row, tcol, trow, scol, srow, rcol, rrow, ralign):
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"""Retrieve the translation, scale and rotation vector according
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to the position in the array
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mat : matrix of the reference object
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col : position in column
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row : position in row
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tcol : translate offset in column
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trow : translate offset in row
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scol : scale offset in column
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srow : scale offset in row
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rcol : rotation offset in column
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rrow : rotation offset in row
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ralign : row align
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"""
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translate = col * tcol + row * trow + row * ralign
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rotate = col * Vector(rcol) + row * Vector(rrow)
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s1 = col * (mat.to_scale() - (scol/100))
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s2 = row * (mat.to_scale() - (srow/100))
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scale = xyz_axis() - s1 - s2
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return translate, scale, rotate
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