Method GetGlobalValue

src/ShaderDebugger.cpp:36–39

		bv_program_add_global(m_prog, varName.c_str());
	}
	bv_variable* ShaderDebugger::GetGlobalValue(const std::string& gvarname)
	{
		return bv_program_get_global(m_prog, const_cast<char*>(gvarname.c_str())); // TODO: why does get_global need non const??
	}
	void ShaderDebugger::SetSemanticValue(const std::string& name, bv_variable var)
	{
		std::string lName = name;