Create joint helper - MohoScripts.com

-- **************************************************
-- Provide Moho with the name of this script object
-- **************************************************

ScriptName = "AE_CreateJointHelper"

-- **************************************************
-- General information about this script
-- **************************************************

AE_CreateJointHelper = {}

function AE_CreateJointHelper:Name()
	return "Create Joint Helper"
end

function AE_CreateJointHelper:Version()
	return "1.1"
end

function AE_CreateJointHelper:UILabel()
	return "Create Joint Helper"
end

function AE_CreateJointHelper:Creator()
	return "Alexandra Evseeva"
end

function AE_CreateJointHelper:Description()
	return "Create child bone driven with its single sibling"
end


-- **************************************************
-- Recurring values
-- **************************************************

-- AE_CreateJointHelper.value1 = false

-- **************************************************
-- Is Enabled
-- **************************************************

function AE_CreateJointHelper:IsEnabled(moho)
	return moho:Skeleton()
end


-- **************************************************
-- The guts of this script
-- **************************************************

function AE_CreateJointHelper:Run(moho)

	moho.document:PrepUndo(moho.layer)
	moho.document:SetDirty()
	
	local skel = moho:Skeleton()
	local boneID = skel:SelectedBoneID()
	local bone = skel:Bone(boneID)
	if not bone then return end
	if skel:CountBoneChildren(boneID)<1 then return end
	local childID = skel:GetFirstChildBone(boneID)
	local newBone = skel:AddBone(0)
	newBone:SetName(bone:Name().."helper")
	newBone.fAnimParent:SetValue(0, boneID)
	newBone.fParent = boneID
	skel:UpdateBoneMatrix(skel:BoneID(newBone))
	local pos = LM.Vector2:new_local()
	pos:Set(bone.fLength, 0)
	newBone.fAnimPos:SetValue(0, pos)
	--newBone.fAnimAngle:SetValue(0, -math.pi/2)
	newBone.fAnimAngle:SetValue(0, skel:Bone(childID).fAnimAngle:GetValue(0)/2-math.pi/2)
	newBone.fLength = bone.fLength/2
	newBone.fStrength = 0
	newBone.fAngleControlParent = childID
	newBone.fAngleControlScale = 0.5
	newBone.fIgnoredByIK = true
	newBone.fShy = true
end

Create joint helper
Listed

Author: A.Evseeva View Script

Script type: Button/Menu

Uploaded: Sep 15 2020, 11:06

Script Version: 1.1

Create a bone rotating half of joint angle

Installation Options:

Install as a Button

Install as a Menu Script into this subfolder:

This script, and all other scripts on this site are distributed as free software under the GNU General Public License 3.0 or later.

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Downloads count: 1017

Create joint helper Listed

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Create joint helper
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