PerFace ColorSet Isn't Rendered Correctly
Hi,
There is a simple mesh with screenshot to indicate a potential issue on Maya color set.
By checking .ass file
declare displayColor indexed RGBA
displayColor 240 1 RGBA
0.641600609 0.450504899 0.805287123 1 0.641600609 0.450504899 0.805287123 1 0.641600609 0.450504899 0.805287123 1
0.800463796 0.229494691 0.458258152 1 0.800463796 0.229494691 0.458258152 1 0.800463796 0.229494691 0.458258152 1
0.510895014 0.0233727694 0.79904151 1 0.510895014 0.0233727694 0.79904151 1 0.510895014 0.0233727694 0.79904151 1
0.77547431 0.592572689 0.0603415966 1 0.77547431 0.592572689 0.0603415966 1 0.77547431 0.592572689 0.0603415966 1
0.879505873 0.0713917017 0.991247416 1 0.879505873 0.0713917017 0.991247416 1 0.879505873 0.0713917017 0.991247416 1
0.205040097 0.446897626 0.357532144 1 0.205040097 0.446897626 0.357532144 1 0.205040097 0.446897626 0.357532144 1
0.522060633 0.81213975 0.269909501 1 0.522060633 0.81213975 0.269909501 1 0.522060633 0.81213975 0.269909501 1
0.885056257 0.331639647 0.782398939 1 0.885056257 0.331639647 0.782398939 1 0.885056257 0.331639647 0.782398939 1
0.595740199 0.0711928606 0.820730567 1 0.595740199 0.0711928606 0.820730567 1 0.595740199 0.0711928606 0.820730567 1
0.828005791 0.923196912 0.541401029 1 0.828005791 0.923196912 0.541401029 1 0.828005791 0.923196912 0.541401029 1
0.904596567 0.0342601538 0.710138679 1 0.904596567 0.0342601538 0.710138679 1 0.904596567 0.0342601538 0.710138679 1
0.401968122 0.84721148 0.413806319 1 0.401968122 0.84721148 0.413806319 1 0.401968122 0.84721148 0.413806319 1
0.881155372 0.599814773 0.68452251 1 0.881155372 0.599814773 0.68452251 1 0.881155372 0.599814773 0.68452251 1
0.716899872 0.22516799 0.615878582 1 0.716899872 0.22516799 0.615878582 1 0.716899872 0.22516799 0.615878582 1
0.397275209 0.87746048 0.245629787 1 0.397275209 0.87746048 0.245629787 1 0.397275209 0.87746048 0.245629787 1
0.841456175 0.0105686188 0.219690681 1 0.841456175 0.0105686188 0.219690681 1 0.841456175 0.0105686188 0.219690681 1
0.767640114 0.44941783 0.781519532 1 0.767640114 0.44941783 0.781519532 1 0.767640114 0.44941783 0.781519532 1
0.810458899 0.056624651 0.386153102 1 0.810458899 0.056624651 0.386153102 1 0.810458899 0.056624651 0.386153102 1
0.744812131 0.486730099 0.388607264 1 0.744812131 0.486730099 0.388607264 1 0.744812131 0.486730099 0.388607264 1
0.306950212 0.741717339 0.620579839 1 0.306950212 0.741717339 0.620579839 1 0.306950212 0.741717339 0.620579839 1
0.27325058 0.894846559 0.913201809 1 0.27325058 0.894846559 0.913201809 1 0.27325058 0.894846559 0.913201809 1
0.657864928 0.72838676 0.423403025 1 0.657864928 0.72838676 0.423403025 1 0.657864928 0.72838676 0.423403025 1
0.490953088 0.879798412 0.93910253 1 0.490953088 0.879798412 0.93910253 1 0.490953088 0.879798412 0.93910253 1
0.749197125 0.853765368 0.299437284 1 0.749197125 0.853765368 0.299437284 1 0.749197125 0.853765368 0.299437284 1
0.73199892 0.472945213 0.509230614 1 0.73199892 0.472945213 0.509230614 1 0.73199892 0.472945213 0.509230614 1
0.142397285 0.466070771 0.0369085073 1 0.142397285 0.466070771 0.0369085073 1 0.142397285 0.466070771 0.0369085073 1
0.984740019 0.553150892 0.483777404 1 0.984740019 0.553150892 0.483777404 1 0.984740019 0.553150892 0.483777404 1
0.761958241 0.738447547 0.514121294 1 0.761958241 0.738447547 0.514121294 1 0.761958241 0.738447547 0.514121294 1
0.819262505 0.0997822285 0.882219553 1 0.819262505 0.0997822285 0.882219553 1 0.819262505 0.0997822285 0.882219553 1
0.693467021 0.15891099 0.495073199 1 0.693467021 0.15891099 0.495073199 1 0.693467021 0.15891099 0.495073199 1
0.0383398533 0.601983905 0.36788094 1 0.0383398533 0.601983905 0.36788094 1 0.0383398533 0.601983905 0.36788094 1
0.160255671 0.188237548 0.959510922 1 0.160255671 0.188237548 0.959510922 1 0.160255671 0.188237548 0.959510922 1
0.105645657 0.430488229 0.507918239 1 0.105645657 0.430488229 0.507918239 1 0.105645657 0.430488229 0.507918239 1
0.576628089 0.589310765 0.09991467 1 0.576628089 0.589310765 0.09991467 1 0.576628089 0.589310765 0.09991467 1
0.0770806074 0.0560154915 0.325071216 1 0.0770806074 0.0560154915 0.325071216 1 0.0770806074 0.0560154915 0.325071216 1
0.254462719 0.613722682 0.391648173 1 0.254462719 0.613722682 0.391648173 1 0.254462719 0.613722682 0.391648173 1
0.851359248 0.179611921 0.521612167 1 0.851359248 0.179611921 0.521612167 1 0.851359248 0.179611921 0.521612167 1
0.327856302 0.447651625 0.5337888 1 0.327856302 0.447651625 0.5337888 1 0.327856302 0.447651625 0.5337888 1
0.617560983 0.00412523746 0.416347623 1 0.617560983 0.00412523746 0.416347623 1 0.617560983 0.00412523746 0.416347623 1
0.943809748 0.621081591 0.82737875 1 0.943809748 0.621081591 0.82737875 1 0.943809748 0.621081591 0.82737875 1
0.256250858 0.338304639 0.81477952 1 0.256250858 0.338304639 0.81477952 1 0.256250858 0.338304639 0.81477952 1
0.038292408 0.655237913 0.763874292 1 0.038292408 0.655237913 0.763874292 1 0.038292408 0.655237913 0.763874292 1
0.336983681 0.14216125 0.792067647 1 0.336983681 0.14216125 0.792067647 1 0.336983681 0.14216125 0.792067647 1
0.219314694 0.941595674 0.928565741 1 0.219314694 0.941595674 0.928565741 1 0.219314694 0.941595674 0.928565741 1
0.285871506 0.00342547894 0.221763372 1 0.285871506 0.00342547894 0.221763372 1 0.285871506 0.00342547894 0.221763372 1
0.451083064 0.92130971 0.0552043915 1 0.451083064 0.92130971 0.0552043915 1 0.451083064 0.92130971 0.0552043915 1
0.167408705 0.475529671 0.469867706 1 0.167408705 0.475529671 0.469867706 1 0.167408705 0.475529671 0.469867706 1
0.44863975 0.97885561 0.744979739 1 0.44863975 0.97885561 0.744979739 1 0.44863975 0.97885561 0.744979739 1
0.0884310007 0.354472518 0.567001462 1 0.0884310007 0.354472518 0.567001462 1 0.0884310007 0.354472518 0.567001462 1
0.666402221 0.179207444 0.375004292 1 0.666402221 0.179207444 0.375004292 1 0.666402221 0.179207444 0.375004292 1
0.451219559 0.64624536 0.583384275 1 0.451219559 0.64624536 0.583384275 1 0.451219559 0.64624536 0.583384275 1
0.632946968 0.310069919 0.308089614 1 0.632946968 0.310069919 0.308089614 1 0.632946968 0.310069919 0.308089614 1
0.872882724 0.840826154 0.961993575 1 0.872882724 0.840826154 0.961993575 1 0.872882724 0.840826154 0.961993575 1
0.501227975 0.999943495 0.378152251 1 0.501227975 0.999943495 0.378152251 1 0.501227975 0.999943495 0.378152251 1
0.63925755 0.90776372 0.639425397 1 0.63925755 0.90776372 0.639425397 1 0.63925755 0.90776372 0.639425397 1
0.213471174 0.181072593 0.783667326 1 0.213471174 0.181072593 0.783667326 1 0.213471174 0.181072593 0.783667326 1
0.351008534 0.847956419 0.155963898 1 0.351008534 0.847956419 0.155963898 1 0.351008534 0.847956419 0.155963898 1
0.0788230896 0.865397692 0.515475154 1 0.0788230896 0.865397692 0.515475154 1 0.0788230896 0.865397692 0.515475154 1
0.736733079 0.370939732 0.452239871 1 0.736733079 0.370939732 0.452239871 1 0.736733079 0.370939732 0.452239871 1
0.343753338 0.0390117168 0.012588501 1 0.343753338 0.0390117168 0.012588501 1 0.343753338 0.0390117168 0.012588501 1
0.441300392 0.129791498 0.343277454 1 0.441300392 0.129791498 0.343277454 1 0.441300392 0.129791498 0.343277454 1
0.0464098454 0.13525641 0.227356672 1 0.0464098454 0.13525641 0.227356672 1 0.0464098454 0.13525641 0.227356672 1
0.727070212 0.00569248199 0.444757938 1 0.727070212 0.00569248199 0.444757938 1 0.727070212 0.00569248199 0.444757938 1
0.211637378 0.280815959 0.311554551 1 0.211637378 0.280815959 0.311554551 1 0.211637378 0.280815959 0.311554551 1
0.920350313 0.807645321 0.945842505 1 0.920350313 0.807645321 0.945842505 1 0.920350313 0.807645321 0.945842505 1
0.181561232 0.571216941 0.309438348 1 0.181561232 0.571216941 0.309438348 1 0.181561232 0.571216941 0.309438348 1
0.653677464 0.0930401087 0.816679239 1 0.653677464 0.0930401087 0.816679239 1 0.653677464 0.0930401087 0.816679239 1
0.9832654 0.648164272 0.867387533 1 0.9832654 0.648164272 0.867387533 1 0.9832654 0.648164272 0.867387533 1
0.676131248 0.941086173 0.64615643 1 0.676131248 0.941086173 0.64615643 1 0.676131248 0.941086173 0.64615643 1
0.300493121 0.915539145 0.417183399 1 0.300493121 0.915539145 0.417183399 1 0.300493121 0.915539145 0.417183399 1
0.0717102289 0.577868581 0.682929635 1 0.0717102289 0.577868581 0.682929635 1 0.0717102289 0.577868581 0.682929635 1
0.172329426 0.829506516 0.785979629 1 0.172329426 0.829506516 0.785979629 1 0.172329426 0.829506516 0.785979629 1
0.548660636 0.402727008 0.501745105 1 0.548660636 0.402727008 0.501745105 1 0.548660636 0.402727008 0.501745105 1
0.5115242 0.585043192 0.126973271 1 0.5115242 0.585043192 0.126973271 1 0.5115242 0.585043192 0.126973271 1
0.35540092 0.932597041 0.384852767 1 0.35540092 0.932597041 0.384852767 1 0.35540092 0.932597041 0.384852767 1
0.310608864 0.612891197 0.401751399 1 0.310608864 0.612891197 0.401751399 1 0.310608864 0.612891197 0.401751399 1
0.496567488 0.437543511 0.608752131 1 0.496567488 0.437543511 0.608752131 1 0.496567488 0.437543511 0.608752131 1
0.939323068 0.0507309437 0.0519570112 1 0.939323068 0.0507309437 0.0519570112 1 0.939323068 0.0507309437 0.0519570112 1
0.0304082632 0.107824333 0.940528274 1 0.0304082632 0.107824333 0.940528274 1 0.0304082632 0.107824333 0.940528274 1
0.170599818 0.830702305 0.552039146 1 0.170599818 0.830702305 0.552039146 1 0.170599818 0.830702305 0.552039146 1
displayColoridxs 240 1 UINT
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57
58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84
85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108
109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129
130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150
151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171
172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192
193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213
214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234
235 236 237 238 239
as you can see the 1 face(triangle) uses same color.
Compare to .nsia
"displayColor" "color" 42 [ 0.7531284 0.32846441 0.8166615 0.6728235 0.4917396 0.51909893 0.6495954 0.31939655 0.63264144 0.48052674 0.4794055 0.6217271
0.70164304 0.34896422 0.53340345 0.49898616 0.41742993 0.38681286 0.68538945 0.50946205 0.6365823 0.42481556 0.53736644 0.40155364
0.6044124 0.63311244 0.5552591 0.723636 0.29803597 0.57746125 0.63459266 0.37526656 0.6670249 0.5343174 0.23595074 0.5624293
0.66748934 0.45593395 0.48968258 0.5986643 0.46511016 0.3569099 0.5766939 0.42776852 0.35723596 0.59042234 0.62701183 0.50523036
0.33787646 0.76059144 0.77649354 0.46665583 0.65329356 0.5164256 0.47260951 0.41339787 0.5339119 0.61071532 0.6113557 0.4215128
0.5102822 0.5114095 0.41554714 0.48579503 0.5627147 0.4379735 0.4009397 0.28895893 0.5766178 0.43627902 0.47979919 0.7012585
0.39997872 0.70741827 0.43686933 0.3374618 0.5203448 0.55807512 0.3899444 0.4194928 0.23957105 0.31366261 0.51519685 0.4295663
0.53105252 0.4261974 0.40822769 0.45029602 0.41582 0.71882134 0.346691 0.24799613 0.55358524 0.2632847 0.36012662 0.57802946
0.36791048 0.5608254 0.46909604 0.48801718 0.54434233 0.3633426 0.31641493 0.73528237 0.6145563 0.49630227 0.43129506 0.49563477
0.616602 0.5437587 0.6091547 0.5427735 0.34911894 0.5853497 0.49774971 0.2892128 0.38538971 0.50089126 0.729248 0.706289
0.39393734 0.77239125 0.52294486 0.34472824 0.4961219 0.52196484 ]
"displayColor.indices" "int" 240 [ 2 1 0 4 3 1 5 4 2 2 4 1 6 2 0 7 5 2
8 7 6 6 7 2 9 6 0 10 8 6 11 10 9 9 10 6
12 9 0 13 11 9 14 13 12 12 13 9 1 12 0 15 14 12
3 15 1 1 15 12 16 15 3 17 14 15 18 17 16 16 17 15
19 13 14 20 11 13 21 20 19 19 20 13 22 10 11 23 8 10
24 23 22 22 23 10 25 7 8 26 5 7 27 26 25 25 26 7
28 4 5 29 3 4 30 29 28 28 29 4 29 16 3 31 18 16
30 31 29 29 31 16 17 19 14 32 21 19 18 32 17 17 32 19
20 22 11 33 24 22 21 33 20 20 33 22 23 25 8 34 27 25
24 34 23 23 34 25 26 28 5 35 30 28 27 35 26 26 35 28
38 37 36 31 30 37 18 31 38 38 31 37 37 39 36 35 27 39
30 35 37 37 35 39 39 40 36 34 24 40 27 34 39 39 34 40
40 41 36 33 21 41 24 33 40 40 33 41 41 38 36 32 18 38
21 32 41 41 32 38 ]
It seems like it becomes face-varying.