DModelPanel:SetAmbientLight
Description
Sets the ambient lighting used on the rendered entity.
Arguments
Example
Displays a model panel with a watermelon that has red ambient lighting.
BGPanel = vgui.Create("DPanel")
BGPanel:SetPos(20, 20)
BGPanel:SetSize(200, 200)
local mdl = vgui.Create("DModelPanel", BGPanel)
mdl:SetSize(BGPanel:GetSize())
mdl:SetModel("models/props_junk/watermelon01.mdl")
mdl:SetCamPos(Vector(15, 15, 0))
mdl:SetLookAt(Vector(0, 0, 0))
mdl:SetAmbientLight(Color(255, 0, 0, 255))
Output: 
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