Merge branch 'volume-shape-optimization' into Dev

.gitignore

@@ -1,7 +1,17 @@
 # what to not commit: e.g. venv, output directory, pycache. Modify as you like.
 mat-opt-venv 
-output
+output/*
+!output/README.md
 __pycache__
 material-optimizer.log
 scenes/metashape/*
-!scenes/metashape/mini-birdy-statue
+!scenes/metashape/mini-birdy-statue
+
+# additional projects do not commit
+mitsuba-data
+project-independent/**
+test.ipynb
+*.zip
+todo.md
+__init__.py
+*.psd

blender/meshes/cube.mtl

@@ -0,0 +1,30 @@
+# Blender MTL File: 'multi-cam-object-extended.blend'
+# Material Count: 3
+
+newmtl None
+Ns 500
+Ka 0.8 0.8 0.8
+Kd 0.8 0.8 0.8
+Ks 0.8 0.8 0.8
+d 1
+illum 2
+
+newmtl ObjectBsdf
+Ns 250.000000
+Ka 1.000000 1.000000 1.000000
+Kd 0.390989 0.465569 0.800000
+Ks 0.500000 0.500000 0.500000
+Ke 0.000000 0.000000 0.000000
+Ni 1.400000
+d 1.000000
+illum 2
+
+newmtl PlaneBsdf
+Ns 359.999993
+Ka 1.000000 1.000000 1.000000
+Kd 0.800000 0.800000 0.800000
+Ks 0.500000 0.500000 0.500000
+Ke 0.000000 0.000000 0.000000
+Ni 1.000000
+d 1.000000
+illum 2