Function QueryGlobalPointer

include/OpcodeBase.hpp:124–133

 * used to manage state between opcode instances.
 */
template<typename T> T *QueryGlobalPointer(CSOUND *csound, const char *name, T*& pointer)
{
    T **pointer_to_pointer = static_cast<T **>(csound->QueryGlobalVariableNoCheck(csound, name));
    if (pointer_to_pointer != 0) {
        pointer = *pointer_to_pointer;
    } else {
        pointer = 0;
    }
    return pointer;
}

template<typename T>
class OpcodeBase