public void addFixedTargetScale(String name, double scale) {
        fixedRenderTargetScales.put(name, scale);
    }
Attach a fixed scale to a render target. It will be applied on resize
@param name Name of render target defined in JSON
@param scale Scale relative to main target
core/src/main/java/mrtjp/projectred/core/client/FixedScalePostChain.java