forked from bartvdbraak/blender
fix for exporting OBJ, materials when no world was set. also use slicing to get tuples.
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2dcfa5acf9
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ce36f9a189
@ -34,7 +34,10 @@ def fixName(name):
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def write_mtl(scene, filepath, copy_images, mtl_dict):
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world = scene.world
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worldAmb = world.ambient_color
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if world:
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worldAmb = world.ambient_color[:]
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else:
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worldAmb = 0.0, 0.0, 0.0
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dest_dir = os.path.dirname(filepath)
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@ -69,10 +72,10 @@ def write_mtl(scene, filepath, copy_images, mtl_dict):
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file.write('newmtl %s\n' % mtl_mat_name) # Define a new material: matname_imgname
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if mat:
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file.write('Ns %.6f\n' % ((mat.specular_hardness-1) * 1.9607843137254901) ) # Hardness, convert blenders 1-511 to MTL's
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file.write('Ka %.6f %.6f %.6f\n' % tuple([c*mat.ambient for c in worldAmb]) ) # Ambient, uses mirror colour,
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file.write('Kd %.6f %.6f %.6f\n' % tuple([c*mat.diffuse_intensity for c in mat.diffuse_color]) ) # Diffuse
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file.write('Ks %.6f %.6f %.6f\n' % tuple([c*mat.specular_intensity for c in mat.specular_color]) ) # Specular
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file.write('Ns %.6f\n' % ((mat.specular_hardness-1) * 1.9607843137254901)) # Hardness, convert blenders 1-511 to MTL's
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file.write('Ka %.6f %.6f %.6f\n' % tuple(c * mat.ambient for c in worldAmb)) # Ambient, uses mirror colour,
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file.write('Kd %.6f %.6f %.6f\n' % tuple(c * mat.diffuse_intensity for c in mat.diffuse_color)) # Diffuse
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file.write('Ks %.6f %.6f %.6f\n' % tuple(c * mat.specular_intensity for c in mat.specular_color)) # Specular
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if hasattr(mat, "ior"):
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file.write('Ni %.6f\n' % mat.ior) # Refraction index
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else:
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@ -90,7 +93,7 @@ def write_mtl(scene, filepath, copy_images, mtl_dict):
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else:
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#write a dummy material here?
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file.write('Ns 0\n')
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file.write('Ka %.6f %.6f %.6f\n' % tuple([c for c in worldAmb]) ) # Ambient, uses mirror colour,
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file.write('Ka %.6f %.6f %.6f\n' % tuple(c for c in worldAmb)) # Ambient, uses mirror colour,
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file.write('Kd 0.8 0.8 0.8\n')
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file.write('Ks 0.8 0.8 0.8\n')
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file.write('d 1\n') # No alpha
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@ -485,7 +488,7 @@ def write_file(filepath, objects, scene,
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# Vert
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for v in me_verts:
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file.write('v %.6f %.6f %.6f\n' % tuple(v.co))
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file.write('v %.6f %.6f %.6f\n' % v.co[:])
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# UV
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if faceuv:
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