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81 lines
2.6 KiB
81 lines
2.6 KiB
2 years ago
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import bpy
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# in Namaman, the chunk for Darkhorn is near 599000, 410000 to around 685000, 496000
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# (chunk_col = 6, chunk_row = 4, chunk_size = 100000
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chunk_size = 100000
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epsilon = .1
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for chunk_col in range(10):
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for chunk_row in range(10):
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chunk_left = chunk_col * chunk_size - epsilon
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chunk_right = (chunk_col+1) * chunk_size + epsilon
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# Lower number is bottom since cartesian:
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chunk_bottom = chunk_row * chunk_size - epsilon
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chunk_top = (chunk_row+1) * chunk_size + epsilon
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bpy.ops.wm.tool_set_by_id(name="builtin.scale")
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#clear scene, make mesh
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#bpy.ops.object.mode_set(mode = 'OBJECT')
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#bpy.ops.object.select_all(action='SELECT')
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#bpy.ops.object.delete(use_global=False)
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#bpy.ops.mesh.primitive_cube_add(size=2, enter_editmode=False, align='WORLD', location=(0, 0, 0), rotation=(1.5708, 1.5708, 0))
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#obj = bpy.data.objects["Cube"]
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obj = bpy.context.object
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#select vertex
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obj = bpy.context.active_object
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bpy.ops.object.mode_set(mode = 'EDIT')
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bpy.ops.mesh.select_mode(type="VERT")
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#bpy.ops.mesh.select_mode(type="EDGE")
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# bpy.ops.mesh.select_mode(type="FACE")
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bpy.ops.mesh.select_all(action = 'DESELECT')
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bpy.ops.object.mode_set(mode = 'OBJECT')
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# for i in range(len(bpy.context.object.data.vertices)):
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for i in range(len(obj.data.vertices)):
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# dir(obj.data.vertices[i])
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obj.data.vertices[i].select = False
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#obj.data.edges[7].select = True
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#obj.data.polygons[2].select = True
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v = obj.data.vertices[i]
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if v.co.x < chunk_left:
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continue
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if v.co.x > chunk_right:
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continue
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if v.co.y < chunk_bottom:
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continue
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if v.co.y > chunk_top:
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continue
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# v.select_set(False)
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obj.data.vertices[i].select = True
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bpy.ops.object.mode_set(mode = 'EDIT')
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bpy.ops.mesh.separate(type='SELECTED')
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'''makes a dumb square every time for some reason
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import bmesh # for selecting in edit mode
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# https://blender.stackexchange.com/a/188323
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context = bpy.context
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bpy.ops.mesh.primitive_plane_add(
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enter_editmode=True)
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ob = context.object
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me = ob.data
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bm = bmesh.from_edit_mesh(me)
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for i, v in enumerate(bm.verts):
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v.select_set(False)
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if v.co.x < chunk_left:
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continue
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if v.co.x > chunk_right:
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continue
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if v.co.y < chunk_bottom:
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continue
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if v.co.y > chunk_top:
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continue
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v.select_set(True)
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bm.select_mode |= {'VERT'}
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bm.select_flush_mode()
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bmesh.update_edit_mesh(me)
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'''
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