@Override
    public String getInstalledVersion() {
        if (version == null){
            version = checkGpuAnalyzerVersion();
        }
        return version;
    }
Shader validator implementation for AMD's GPUShaderAnalyser.

@author Kirill Vainer
jme3-core/src/tools/java/jme3tools/shadercheck/GpuAnalyzerValidator.java