Wall Mirror

I have fix the error in TT about the tile and squares. I have tested this fix and it works.
--[[TT v1.2.0]]
set = {
{Building Block: Blue Wood square;I296C2090527FF26A,36F51BEF35044AFE,,,,,,;374.19577026367;939.54669189453;348.98202514648;-1.5484546422958;-3.1415874958038;1.5707963705063;1.9050922393799|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;373.76055908203;938.61517333984;349.12496948242;1.046676158905;1.5282144546509;1.5312659740448;0.37959551811218|Building Block: Blue Wood square;I296C2090527FF26A,36F51BEF35044AFE,,,,,,;374.46267700195;939.54559326172;348.97592163086;-1.5484546422958;3.1415886878967;1.5708069801331;1.7153308391571|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;375.04989624023;940.28912353516;349.09869384766;-0.78581607341766;-1.5798567533493;-1.5422838926315;0.37959551811218|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;374.29415893555;938.47961425781;349.1123046875;1.5508600473404;0.00084489275468513;0.0092234676703811;0.37959551811218|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;374.57412719727;940.56701660156;349.10415649414;-1.3088911771774;-1.6343220472336;-1.4934328794479;0.37959566712379|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;374.57507324219;938.51550292969;349.10952758789;-1.3078237771988;1.6463565826416;-1.6472458839417;0.37959554791451|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;375.34185791016;939.27770996094;349.09317016602;-0.26131236553192;1.5775439739227;-1.5911332368851;0.37959581613541|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;374.82232666016;938.61248779297;349.10443115234;-1.0464156866074;1.6066786050797;-1.6102983951569;0.37959554791451|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;373.37548828125;940.07928466797;349.1311340332;0.52346837520599;-1.5578758716583;1.5941253900528;0.37959557771683|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;373.26593017578;939.28021240234;349.13925170898;0.26157537102699;1.5573873519897;1.5504907369614;0.37959587574005|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;373.53216552734;940.29187011719;349.12783813477;0.78517472743988;-1.5494569540024;1.5993090867996;0.37959563732147|Building Block: Blue Wood square;I296C2090527FF26A,36F51BEF35044AFE,,,,,,;374.28198242188;939.34405517578;348.9814453125;-1.5484440326691;3.1415860652924;1.5707963705063;1.7153315544128|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;375.37890625;939.55767822266;349.0920715332;0.00049895048141479;1.5722061395645;-1.5910873413086;0.37959551811218|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;373.22857666016;939.52795410156;349.13491821289;-1.0818243026733e-005;-1.5693839788437;1.5910526514053;0.37959548830986|Building Block: Blue Wood square;I296C2090527FF26A,36F51BEF35044AFE,,,,,,;374.28167724609;939.74829101563;348.98114013672;-1.5484492778778;-3.1415901184082;1.5707963705063;1.7153308391571|Red Cake;I0CCCED593ADA6895,BD3CEF046E5A6E17,,,,,,;374.29473876953;939.54998779297;348.96331787109;-1.5484546422958;-3.1415874958038;1.5707963705063;1.9999995231628|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;375.23184204102;940.07684326172;349.09649658203;-0.52410817146301;-1.5714231729507;-1.5474495887756;0.37959563732147|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;374.01342773438;938.51721191406;349.11047363281;1.3080850839615;1.4885367155075;1.4942935705185;0.37959563732147|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;373.37561035156;939.0087890625;349.13592529297;0.52329957485199;1.5512189865112;1.5480890274048;0.37959569692612|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;375.05053710938;938.79376220703;349.09970092773;-0.78476476669312;1.5921223163605;-1.5986627340317;0.37959581613541|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;375.23223876953;939.00634765625;349.09558105469;-0.52303910255432;1.5837045907974;-1.5934809446335;0.37959557771683|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;374.82135009766;940.47027587891;349.10034179688;-1.0474835634232;-1.594470500946;-1.530576467514;0.37959563732147|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;374.29403686523;940.61492919922;349.10446166992;1.5508570671082;0.000940159894526;3.141428232193;0.37959566712379|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;374.00778198242;940.56988525391;349.1178894043;1.3082512617111;-1.495103597641;1.648010969162;0.37959560751915|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;375.34173583984;939.80548095703;349.09707641602;-0.26238393783569;-1.5652531385422;-1.5498541593552;0.37959557771683|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;373.53216552734;938.79626464844;349.13009643555;0.7850044965744;1.542797088623;1.5429356098175;0.37959557771683|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;373.26580810547;939.80798339844;349.13385009766;0.26174426078796;-1.5640420913696;1.5917677879333;0.37959545850754|Building Block: Brown Brick Cube;I296C20967263B3C3,4BFE645BDD20A963,,,,,,;373.76055908203;940.47296142578;349.12301635742;1.0468443632126;-1.534882068634;1.6109611988068;0.37959560751915