add assets

assets/Spectre/spectrum.txt

@@ -0,0 +1,20 @@
+0.504	-1.571	0.225
+0.484	-1.190	0.202
+0.471	-1.249	0.237
+0.430	-1.571	0.188
+0.405	-1.107	0.252
+0.399	-1.571	0.263
+0.398	-1.429	0.265
+0.385	-1.893	0.237
+0.381	-1.951	0.202
+0.372	-1.713	0.265
+0.365	-0.927	0.188
+0.332	-0.983	0.270
+0.327	-0.785	0.212
+0.326	-1.166	0.286
+0.313	-2.034	0.252
+0.294	-0.785	0.265
+0.278	-1.976	0.286
+0.277	-1.107	0.168
+0.276	-0.644	0.187
+0.268	-2.214	0.188

assets/grille.mtl

@@ -0,0 +1,10 @@
+# Blender MTL File: 'None'
+# Material Count: 1
+
+newmtl None
+Ns 0
+Ka 0.000000 0.000000 0.000000
+Kd 0.8 0.8 0.8
+Ks 0.8 0.8 0.8
+d 1
+illum 2