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materials.py: Only modify selected object(s), various code maintenance

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See issue #9
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random-geek 2021-12-30 22:11:57 -08:00
parent 9f4118c7b3
commit b8a53fa65b
1 changed files with 59 additions and 48 deletions
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41
materials.py
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@ -1,24 +1,38 @@
# Original script (interpolation): Techy5 # Original script: random-geek
# Expanded script: GreenXenith # Contributors: GreenXenith, sbrl, VorTechnix
### Use better materials and support alpha ### ### Use better materials and support alpha ###
# Usage: Open or copy script in Blender # Usage: Open or copy script in Blender
# Run script while object is selected # Run script WHILE OBJECT IS SELECTED
import bpy import bpy
for mat in bpy.data.materials: targetMats = []
try:
for obj in bpy.context.selected_objects:
for slot in obj.material_slots:
mat = slot.material
if mat not in targetMats:
targetMats.append(mat)
for mat in targetMats:
nodes = mat.node_tree.nodes nodes = mat.node_tree.nodes
links = mat.node_tree.links links = mat.node_tree.links
# Remove all nodes except texture # Remove all nodes except texture
for node in nodes: for node in nodes:
if node.type != "TEX_IMAGE": if node.bl_idname != "ShaderNodeTexImage":
nodes.remove(node) nodes.remove(node)
# Change image interpolation # Get texture node
try:
tex = nodes["Image Texture"] tex = nodes["Image Texture"]
except KeyError:
print(f"[materials.py] Skipped material '{mat.name}': Image texture not found.")
continue
# Change image interpolation
tex.interpolation = "Closest" tex.interpolation = "Closest"
tex.location = 0, 0 tex.location = 0, 0
@ -40,11 +54,11 @@ for mat in bpy.data.materials:
out.location = 600, 0 out.location = 600, 0
# Link everything # Link everything
links.new(coord.outputs[2], map.inputs[0]) # Coord > Map links.new(coord.outputs["UV"], map.inputs["Vector"])
links.new(map.outputs[0], tex.inputs[0]) # Map > Texture links.new(map.outputs["Vector"], tex.inputs["Vector"])
links.new(tex.outputs[0], prin.inputs[0]) # Texture Color > Principled Color links.new(tex.outputs["Color"], prin.inputs["Base Color"])
links.new(tex.outputs[1], prin.inputs[19]) # Texture Alpha > Principled Alpha links.new(tex.outputs["Alpha"], prin.inputs["Alpha"])
links.new(prin.outputs[0], out.inputs[0]) # Principled > Output links.new(prin.outputs["BSDF"], out.inputs["Surface"])
# Deselect all # Deselect all
for node in nodes: for node in nodes:
@ -52,6 +66,3 @@ for mat in bpy.data.materials:
# Set blend mode # Set blend mode
mat.blend_method = "CLIP" mat.blend_method = "CLIP"
except:
continue