mz700-tape-wav-gen/machine.go

package mz700_tape_wav_gen

type MachineType uint8

const (
	MACHINE_MZ_700 MachineType = iota
	MACHINE_MZ_80K MachineType = iota
	MACHINE_MZ_80A MachineType = iota
	MACHINE_MZ_80B MachineType = iota
	MACHINE_MZ_800 MachineType = iota
)

type machineRelatedConfig struct {
	Unsupported           bool
	ShortPulseSampleHigh  int
	ShortPulseSampleTotal int
	LongPulseSampleHigh   int
	LongPulseSampleTotal  int
	LongGapSize           int
	ShortGapSize          int
	ShortTapemarkSize     int
	LongTapemarkSize      int
	TapemarkEndLongPulse  int
}

func getMachineRelatedConfigByType(mt MachineType) machineRelatedConfig {
	switch mt {
	case MACHINE_MZ_700:
		return machineRelatedConfig{
			Unsupported:           false,
			ShortPulseSampleHigh:  10,
			ShortPulseSampleTotal: 21,
			LongPulseSampleHigh:   20,
			LongPulseSampleTotal:  42,
			LongGapSize:           22000,
			ShortGapSize:          11000,
			ShortTapemarkSize:     20,
			LongTapemarkSize:      40,
			TapemarkEndLongPulse:  1,
		}
	case MACHINE_MZ_80K:
		return machineRelatedConfig{
			Unsupported:           false,
			ShortPulseSampleHigh:  10,
			ShortPulseSampleTotal: 21,
			LongPulseSampleHigh:   20,
			LongPulseSampleTotal:  42,
			LongGapSize:           22000,
			ShortGapSize:          11000,
			ShortTapemarkSize:     20,
			LongTapemarkSize:      40,
			TapemarkEndLongPulse:  1,
		}
	case MACHINE_MZ_80A:
		return machineRelatedConfig{
			Unsupported:           false,
			ShortPulseSampleHigh:  10,
			ShortPulseSampleTotal: 21,
			LongPulseSampleHigh:   20,
			LongPulseSampleTotal:  42,
			LongGapSize:           22000,
			ShortGapSize:          11000,
			ShortTapemarkSize:     20,
			LongTapemarkSize:      40,
			TapemarkEndLongPulse:  1,
		}
	case MACHINE_MZ_80B:
		return machineRelatedConfig{
			Unsupported:           false,
			ShortPulseSampleHigh:  7,
			ShortPulseSampleTotal: 14,
			LongPulseSampleHigh:   15,
			LongPulseSampleTotal:  30,
			LongGapSize:           10000,
			ShortGapSize:          5000,
			ShortTapemarkSize:     20,
			LongTapemarkSize:      40,
			TapemarkEndLongPulse:  1,
		}
	case MACHINE_MZ_800:
		return machineRelatedConfig{
			Unsupported:           false,
			ShortPulseSampleHigh:  11,
			ShortPulseSampleTotal: 23,
			LongPulseSampleHigh:   21,
			LongPulseSampleTotal:  43,
			LongGapSize:           22000,
			ShortGapSize:          11000,
			ShortTapemarkSize:     20,
			LongTapemarkSize:      40,
			TapemarkEndLongPulse:  1,
		}
	default:
		return machineRelatedConfig{
			Unsupported: true,
		}
	}
}