121 lines
2.7 KiB
C
121 lines
2.7 KiB
C
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#pragma once
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#include "stdafx.h"
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#include "BaseControlDevice.h"
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#include "KeyManager.h"
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#include "Ppu.h"
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#include "../Utilities/Serializer.h"
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class SuperScope : public BaseControlDevice
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{
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private:
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enum Buttons { Fire = 0, Cursor = 1, Turbo = 2, Pause = 3 };
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uint32_t _stateBuffer = 0;
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bool _prevFireButton = false;
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bool _prevTurboButton = false;
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bool _prevPauseButton = false;
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bool _turbo = false;
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Ppu *_ppu;
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protected:
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bool HasCoordinates() override { return true; }
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string GetKeyNames() override
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{
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return "FCTP";
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}
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void InternalSetStateFromInput() override
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{
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SetPressedState(Buttons::Fire, KeyManager::IsMouseButtonPressed(MouseButton::LeftButton));
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SetPressedState(Buttons::Cursor, KeyManager::IsMouseButtonPressed(MouseButton::RightButton));
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SetPressedState(Buttons::Turbo, KeyManager::IsMouseButtonPressed(MouseButton::MiddleButton));
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for(KeyMapping keyMapping : _keyMappings) {
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SetPressedState(Buttons::Pause, KeyManager::IsKeyPressed(keyMapping.Start));
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}
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MousePosition pos = KeyManager::GetMousePosition();
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SetCoordinates(pos);
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}
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void OnAfterSetState() override
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{
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MousePosition pos = GetCoordinates();
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//Make the PPU latch the H/V counters at the mouse's position (offset slightly to make target in the center of the mouse cursor)
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if(pos.X >= 0 && pos.Y >= 0) {
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_ppu->SetLocationLatchRequest(pos.X + 10, std::max(0, pos.Y - 3));
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}
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}
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void Serialize(Serializer &s) override
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{
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BaseControlDevice::Serialize(s);
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s.Stream(_stateBuffer, _prevTurboButton, _prevFireButton, _prevPauseButton, _turbo);
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}
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void RefreshStateBuffer() override
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{
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_stateBuffer = (uint32_t)ToByte();
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_prevFireButton = IsPressed(Buttons::Fire);
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_prevTurboButton = IsPressed(Buttons::Turbo);
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_prevPauseButton = IsPressed(Buttons::Pause);
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}
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uint16_t ToByte()
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{
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uint16_t output = 0xFF00; //signature bits
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if(!_prevTurboButton && IsPressed(Buttons::Turbo)) {
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_turbo = !_turbo;
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}
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if((_turbo || !_prevFireButton) && IsPressed(Buttons::Fire)) {
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output |= 0x01;
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}
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if(IsPressed(Buttons::Cursor)) {
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output |= 0x02;
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}
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if(_turbo) {
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output |= 0x04;
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}
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if(!_prevPauseButton && IsPressed(Buttons::Pause)) {
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output |= 0x08;
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}
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if(GetCoordinates().X < 0 || GetCoordinates().Y < 0) {
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output |= 0x40; //offscreen flag
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}
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return output;
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}
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public:
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SuperScope(Console* console, uint8_t port, KeyMappingSet keyMappings) : BaseControlDevice(console, port, keyMappings)
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{
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_ppu = console->GetPpu().get();
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}
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uint8_t ReadRam(uint16_t addr) override
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{
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uint8_t output = 0;
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if(IsCurrentPort(addr)) {
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StrobeProcessRead();
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output = (_stateBuffer & 0x01);
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_stateBuffer >>= 1;
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_stateBuffer |= 0x8000;
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}
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return output;
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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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StrobeProcessWrite(value);
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}
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};
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