50 lines
1.1 KiB
C++
50 lines
1.1 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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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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