if (rightVariable != null && isWorldOrMaterialParam(rightVariable) && rightVariable.getType().startsWith("sampler")) { nodeSource = replace(nodeSource, leftVariable, rightVariable.getPrefix() + rightVariable.getName()); } else {
if (isWorldOrMaterialParam(rightVariable) && rightVariable.getType().startsWith("sampler")) { nodeSource = replace(nodeSource, leftVariable, rightVariable.getPrefix() + rightVariable.getName()); } else {