Blends two of three animations linearly inside of an [AnimationNodeBlendTree]. A resource to add to an [AnimationNodeBlendTree]. Blends two animations together linearly out of three based on a value in the [code][-1.0, 1.0][/code] range. This node has three inputs: - The base animation - A -blend animation to blend with when the blend amount is in the [code][-1.0, 0.0][/code] range. - A +blend animation to blend with when the blend amount is in the [code][0.0, 1.0][/code] range $DOCS_URL/tutorials/animation/animation_tree.html