C++ (Cpp) ykIoGetKeyState Examples

Example #1

File: Y8950.c Project: imclab/CocoaMSX

int y8950GetNoteOn(void* ref, int kbdLatch)
{
    Y8950* y8950 = (Y8950*)ref;
    UInt8 val = 0xff;
    int row;

    for (row = 0; row < 8; row++) {
        if ((1 << row) & kbdLatch) {
            val &= ykIoGetKeyState(y8950->ykIo, Y8950_KEY_START + row * 8 + 0) ? ~0x01 : 0xff;
            val &= ykIoGetKeyState(y8950->ykIo, Y8950_KEY_START + row * 8 + 1) ? ~0x02 : 0xff;
            val &= ykIoGetKeyState(y8950->ykIo, Y8950_KEY_START + row * 8 + 2) ? ~0x04 : 0xff;
            val &= ykIoGetKeyState(y8950->ykIo, Y8950_KEY_START + row * 8 + 3) ? ~0x08 : 0xff;
            val &= ykIoGetKeyState(y8950->ykIo, Y8950_KEY_START + row * 8 + 4) ? ~0x10 : 0xff;
            val &= ykIoGetKeyState(y8950->ykIo, Y8950_KEY_START + row * 8 + 5) ? ~0x20 : 0xff;
            val &= ykIoGetKeyState(y8950->ykIo, Y8950_KEY_START + row * 8 + 6) ? ~0x40 : 0xff;
            val &= ykIoGetKeyState(y8950->ykIo, Y8950_KEY_START + row * 8 + 7) ? ~0x80 : 0xff;
        }
    }

    return val;
}

Example #2

File: romMapperNet.c Project: Chegwin/GBA4iOS-2.0-Beta-4

static UInt8 getKbdStatus(RomMapperNet* rm)
{
    UInt8 val = 0xff;
    int row;

    for (row = 0; row < 8; row++) {
        if ((1 << row) & rm->kbdLatch) {
            val &= ykIoGetKeyState(rm->ykIo, YK01_KEY_START + row * 6 + 0) ? ~0x01 : 0xff;
            val &= ykIoGetKeyState(rm->ykIo, YK01_KEY_START + row * 6 + 1) ? ~0x02 : 0xff;
            val &= ykIoGetKeyState(rm->ykIo, YK01_KEY_START + row * 6 + 2) ? ~0x04 : 0xff;
            val &= ykIoGetKeyState(rm->ykIo, YK01_KEY_START + row * 6 + 3) ? ~0x10 : 0xff;
            val &= ykIoGetKeyState(rm->ykIo, YK01_KEY_START + row * 6 + 4) ? ~0x20 : 0xff;
            val &= ykIoGetKeyState(rm->ykIo, YK01_KEY_START + row * 6 + 5) ? ~0x40 : 0xff;
        }
    }

    return val;
}