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91 lines
2.6 KiB
Python
91 lines
2.6 KiB
Python
import bpy
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import bmesh
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import operator
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import math
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from mathutils import Vector
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from collections import defaultdict
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from . import utilities_color
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from . import utilities_bake
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from . import utilities_ui
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gamma = 2.2
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class op(bpy.types.Operator):
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bl_idname = "uv.textools_color_convert_to_vertex_colors"
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bl_label = "Pack Texture"
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bl_description = "Pack ID Colors into single texture and UVs"
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bl_options = {'REGISTER', 'UNDO'}
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@classmethod
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def poll(cls, context):
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if not bpy.context.active_object:
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return False
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if bpy.context.active_object not in bpy.context.selected_objects:
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return False
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if len(bpy.context.selected_objects) != 1:
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return False
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if bpy.context.active_object.type != 'MESH':
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return False
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#Only in UV editor mode
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if bpy.context.area.type != 'IMAGE_EDITOR':
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return False
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return True
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def execute(self, context):
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convert_vertex_colors(self, context)
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return {'FINISHED'}
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def convert_vertex_colors(self, context):
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obj = bpy.context.active_object
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for i in range(len(obj.material_slots)):
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slot = obj.material_slots[i]
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if slot.material:
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# Select related faces
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bpy.ops.object.mode_set(mode='EDIT')
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bpy.ops.mesh.select_all(action='DESELECT')
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bm = bmesh.from_edit_mesh(bpy.context.active_object.data)
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for face in bm.faces:
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if face.material_index == i:
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face.select = True
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color = utilities_color.get_color(i).copy()
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# Fix Gamma
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color[0] = pow(color[0],1/gamma)
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color[1] = pow(color[1],1/gamma)
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color[2] = pow(color[2],1/gamma)
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bpy.ops.object.mode_set(mode='VERTEX_PAINT')
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bpy.context.tool_settings.vertex_paint.brush.color = color
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bpy.context.object.data.use_paint_mask = True
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bpy.ops.paint.vertex_color_set()
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# Back to object mode
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bpy.ops.object.mode_set(mode='VERTEX_PAINT')
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bpy.context.object.data.use_paint_mask = False
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# Switch textured shading
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for area in bpy.context.screen.areas:
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if area.type == 'VIEW_3D':
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for space in area.spaces:
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if space.type == 'VIEW_3D':
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space.shading.type = 'MATERIAL'
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# Clear any materials
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bpy.ops.uv.textools_color_clear()
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bpy.ops.ui.textools_popup('INVOKE_DEFAULT', message="Vertex colors assigned")
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bpy.utils.register_class(op)
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