850102bbdc
Movies: Rewrote format to support all IO devices and console types Netplay: Now supports all IO devices and console types
74 lines
No EOL
1.6 KiB
C++
74 lines
No EOL
1.6 KiB
C++
#pragma once
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#include "stdafx.h"
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#include <deque>
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#include "BaseControlDevice.h"
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#include "CPU.h"
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//TODO: Integration with UI
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class FamilyBasicDataRecorder : public BaseControlDevice
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{
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private:
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const uint32_t SamplingRate = 88;
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vector<uint8_t> _saveData;
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bool _enabled = false;
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int32_t _lastCycle = -1;
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int32_t _readStartCycle = -1;
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protected:
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void StreamState(bool saving) override
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{
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BaseControlDevice::StreamState(saving);
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Stream(_enabled);
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}
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public:
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FamilyBasicDataRecorder() : BaseControlDevice(BaseControlDevice::ExpDevicePort)
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{
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}
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uint8_t ReadRAM(uint16_t addr) override
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{
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if(addr == 0x4016) {
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if(EmulationSettings::CheckFlag(EmulationFlags::ShowFrameCounter)) {
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if(_readStartCycle == -1) {
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_readStartCycle = CPU::GetCycleCount();
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}
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int readPos = (CPU::GetCycleCount() - _readStartCycle) / 88;
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if((int32_t)_saveData.size() > readPos) {
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uint8_t value = (_saveData[readPos] & 0x01) << 1;
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return _enabled ? value : 0;
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}
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} else {
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if(!EmulationSettings::CheckFlag(EmulationFlags::ShowFPS)) {
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_lastCycle = -1;
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_readStartCycle = -1;
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}
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}
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}
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return 0;
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}
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void WriteRAM(uint16_t addr, uint8_t value) override
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{
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_enabled = (value & 0x04) != 0;
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if(EmulationSettings::CheckFlag(EmulationFlags::ShowFPS)) {
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if(_lastCycle == -1) {
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_saveData.clear();
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_lastCycle = CPU::GetCycleCount() - 88;
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}
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while(_lastCycle < CPU::GetCycleCount()) {
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_saveData.push_back(value & 0x01);
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_lastCycle += 88;
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}
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} else {
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if(!EmulationSettings::CheckFlag(EmulationFlags::ShowFrameCounter)) {
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_lastCycle = -1;
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_readStartCycle = -1;
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}
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}
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}
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}; |