70 lines
1.6 KiB
C++
70 lines
1.6 KiB
C++
#ifdef CONTROLLER_CPP
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uint2 Multitap::data() {
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if (latched)
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return connected ? 2 : 0;
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unsigned index, port1, port2;
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if(iobit()) {
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index = counter1;
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if(index >= 16) return 3;
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counter1++;
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port1 = 0; //controller 1
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port2 = 1; //controller 2
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} else {
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index = counter2;
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if(index >= 16) return 3;
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counter2++;
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port1 = 2; //controller 3
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port2 = 3; //controller 4
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}
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bool data1 = interface()->inputPoll(port, Input::Device::Multitap, port1, index);
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bool data2 = interface()->inputPoll(port, Input::Device::Multitap, port2, index);
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return (data2 << 1) | (data1 << 0);
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}
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void Multitap::latch(bool data) {
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if(latched == data) return;
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bool newtoggleConnectedInput = interface()->inputPoll(port, Input::Device::Multitap, 0, 16);
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if (newtoggleConnectedInput > toggleConnectedInput)
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connected ^= true;
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toggleConnectedInput = newtoggleConnectedInput;
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latched = data;
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counter1 = 0;
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counter2 = 0;
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}
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void Multitap::serialize(serializer& s) {
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Processor::serialize(s);
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//Save block.
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unsigned char block[Controller::SaveSize] = {0};
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block[0] = latched ? 1 : 0;
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block[1] = counter1;
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block[2] = counter2;
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block[3] = connected;
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block[4] = toggleConnectedInput;
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s.array(block, Controller::SaveSize);
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if(s.mode() == nall::serializer::Load) {
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latched = (block[0] != 0);
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counter1 = block[1];
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counter2 = block[2];
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connected = block[3];
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toggleConnectedInput = block[4];
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}
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}
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Multitap::Multitap(bool port) : Controller(port) {
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latched = 0;
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counter1 = 0;
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counter2 = 0;
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connected = true;
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toggleConnectedInput = false;
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}
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#endif
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