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758db2b986cbb8c11652aa53ce0bf91536e5c83c
melonDS/src/frontend/qt_sdl/main.cpp
RSDuck 758db2b986 disable screen filtering when drawing with QT 
it can bring everything to a crawl and OpenGL display can be used as an alternative
2023-05-06 19:41:28 +02:00

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/*
Copyright 2016-2022 melonDS team
This file is part of melonDS.
melonDS is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option)
any later version.
melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with melonDS. If not, see http://www.gnu.org/licenses/.
*/
#include <stdlib.h>
#include <time.h>
#include <stdio.h>
#include <string.h>
#include <optional>
#include <vector>
#include <string>
#include <algorithm>
#include <QProcess>
#include <QApplication>
#include <QMessageBox>
#include <QMenuBar>
#include <QMimeDatabase>
#include <QFileDialog>
#include <QInputDialog>
#include <QPaintEvent>
#include <QPainter>
#include <QKeyEvent>
#include <QMimeData>
#include <QVector>
#include <QCommandLineParser>
#ifndef _WIN32
#include <QGuiApplication>
#include <QSocketNotifier>
#include <unistd.h>
#include <sys/socket.h>
#include <signal.h>
#ifndef APPLE
#include <qpa/qplatformnativeinterface.h>
#endif
#endif
#include <SDL2/SDL.h>
#include "OpenGLSupport.h"
#include "duckstation/gl/context.h"
#include "main.h"
#include "Input.h"
#include "CheatsDialog.h"
#include "EmuSettingsDialog.h"
#include "InputConfig/InputConfigDialog.h"
#include "VideoSettingsDialog.h"
#include "CameraSettingsDialog.h"
#include "AudioSettingsDialog.h"
#include "FirmwareSettingsDialog.h"
#include "PathSettingsDialog.h"
#include "MPSettingsDialog.h"
#include "WifiSettingsDialog.h"
#include "InterfaceSettingsDialog.h"
#include "ROMInfoDialog.h"
#include "RAMInfoDialog.h"
#include "TitleManagerDialog.h"
#include "PowerManagement/PowerManagementDialog.h"
#include "AudioInOut.h"
#include "types.h"
#include "version.h"
#include "FrontendUtil.h"
#include "OSD.h"
#include "NDS.h"
#include "NDSCart.h"
#include "GBACart.h"
#include "GPU.h"
#include "SPU.h"
#include "Wifi.h"
#include "Platform.h"
#include "LocalMP.h"
#include "Config.h"
#include "DSi_I2C.h"
#include "Savestate.h"
#include "main_shaders.h"
#include "ROMManager.h"
#include "ArchiveUtil.h"
#include "CameraManager.h"
#include "CLI.h"
// TODO: uniform variable spelling
const QString NdsRomMimeType = "application/x-nintendo-ds-rom";
const QStringList NdsRomExtensions { ".nds", ".srl", ".dsi", ".ids" };
const QString GbaRomMimeType = "application/x-gba-rom";
const QStringList GbaRomExtensions { ".gba", ".agb" };
// This list of supported archive formats is based on libarchive(3) version 3.6.2 (2022-12-09).
const QStringList ArchiveMimeTypes
{
#ifdef ARCHIVE_SUPPORT_ENABLED
"application/zip",
"application/x-7z-compressed",
"application/vnd.rar", // *.rar
"application/x-tar",
"application/x-compressed-tar", // *.tar.gz
"application/x-xz-compressed-tar",
"application/x-bzip-compressed-tar",
"application/x-lz4-compressed-tar",
"application/x-zstd-compressed-tar",
"application/x-tarz", // *.tar.Z
"application/x-lzip-compressed-tar",
"application/x-lzma-compressed-tar",
"application/x-lrzip-compressed-tar",
"application/x-tzo", // *.tar.lzo
#endif
};
const QStringList ArchiveExtensions
{
#ifdef ARCHIVE_SUPPORT_ENABLED
".zip", ".7z", ".rar", ".tar",
".tar.gz", ".tgz",
".tar.xz", ".txz",
".tar.bz2", ".tbz2",
".tar.lz4", ".tlz4",
".tar.zst", ".tzst",
".tar.Z", ".taz",
".tar.lz",
".tar.lzma", ".tlz",
".tar.lrz", ".tlrz",
".tar.lzo", ".tzo"
#endif
};
bool RunningSomething;
MainWindow* mainWindow;
EmuThread* emuThread;
int autoScreenSizing = 0;
int videoRenderer;
GPU::RenderSettings videoSettings;
bool videoSettingsDirty;
CameraManager* camManager[2];
bool camStarted[2];
const struct { int id; float ratio; const char* label; } aspectRatios[] =
{
{ 0, 1, "4:3 (native)" },
{ 4, (5.f / 3) / (4.f / 3), "5:3 (3DS)"},
{ 1, (16.f / 9) / (4.f / 3), "16:9" },
{ 2, (21.f / 9) / (4.f / 3), "21:9" },
{ 3, 0, "window" }
};
EmuThread::EmuThread(QObject* parent) : QThread(parent)
{
EmuStatus = 0;
EmuRunning = 2;
EmuPause = 0;
RunningSomething = false;
connect(this, SIGNAL(windowUpdate()), mainWindow->panelWidget, SLOT(repaint()));
connect(this, SIGNAL(windowTitleChange(QString)), mainWindow, SLOT(onTitleUpdate(QString)));
connect(this, SIGNAL(windowEmuStart()), mainWindow, SLOT(onEmuStart()));
connect(this, SIGNAL(windowEmuStop()), mainWindow, SLOT(onEmuStop()));
connect(this, SIGNAL(windowEmuPause()), mainWindow->actPause, SLOT(trigger()));
connect(this, SIGNAL(windowEmuReset()), mainWindow->actReset, SLOT(trigger()));
connect(this, SIGNAL(windowEmuFrameStep()), mainWindow->actFrameStep, SLOT(trigger()));
connect(this, SIGNAL(windowLimitFPSChange()), mainWindow->actLimitFramerate, SLOT(trigger()));
connect(this, SIGNAL(screenLayoutChange()), mainWindow->panelWidget, SLOT(onScreenLayoutChanged()));
connect(this, SIGNAL(windowFullscreenToggle()), mainWindow, SLOT(onFullscreenToggled()));
connect(this, SIGNAL(swapScreensToggle()), mainWindow->actScreenSwap, SLOT(trigger()));
connect(this, SIGNAL(screenEmphasisToggle()), mainWindow, SLOT(onScreenEmphasisToggled()));
static_cast<ScreenPanelGL*>(mainWindow->panel)->transferLayout(this);
}
void EmuThread::updateScreenSettings(bool filter, const WindowInfo& windowInfo, int numScreens, int* screenKind, float* screenMatrix)
{
screenSettingsLock.lock();
if (lastScreenWidth != windowInfo.surface_width || lastScreenHeight != windowInfo.surface_height)
{
if (oglContext)
oglContext->ResizeSurface(windowInfo.surface_width, windowInfo.surface_height);
lastScreenWidth = windowInfo.surface_width;
lastScreenHeight = windowInfo.surface_height;
}
this->filter = filter;
this->windowInfo = windowInfo;
this->numScreens = numScreens;
memcpy(this->screenKind, screenKind, sizeof(int)*numScreens);
memcpy(this->screenMatrix, screenMatrix, sizeof(float)*numScreens*6);
screenSettingsLock.unlock();
}
void EmuThread::initOpenGL()
{
GL::Context* windowctx = mainWindow->getOGLContext();
oglContext = windowctx;
oglContext->MakeCurrent();
OpenGL::BuildShaderProgram(kScreenVS, kScreenFS, screenShaderProgram, "ScreenShader");
GLuint pid = screenShaderProgram[2];
glBindAttribLocation(pid, 0, "vPosition");
glBindAttribLocation(pid, 1, "vTexcoord");
glBindFragDataLocation(pid, 0, "oColor");
OpenGL::LinkShaderProgram(screenShaderProgram);
glUseProgram(pid);
glUniform1i(glGetUniformLocation(pid, "ScreenTex"), 0);
screenShaderScreenSizeULoc = glGetUniformLocation(pid, "uScreenSize");
screenShaderTransformULoc = glGetUniformLocation(pid, "uTransform");
// to prevent bleeding between both parts of the screen
// with bilinear filtering enabled
const int paddedHeight = 192*2+2;
const float padPixels = 1.f / paddedHeight;
const float vertices[] =
{
0.f, 0.f, 0.f, 0.f,
0.f, 192.f, 0.f, 0.5f - padPixels,
256.f, 192.f, 1.f, 0.5f - padPixels,
0.f, 0.f, 0.f, 0.f,
256.f, 192.f, 1.f, 0.5f - padPixels,
256.f, 0.f, 1.f, 0.f,
0.f, 0.f, 0.f, 0.5f + padPixels,
0.f, 192.f, 0.f, 1.f,
256.f, 192.f, 1.f, 1.f,
0.f, 0.f, 0.f, 0.5f + padPixels,
256.f, 192.f, 1.f, 1.f,
256.f, 0.f, 1.f, 0.5f + padPixels
};
glGenBuffers(1, &screenVertexBuffer);
glBindBuffer(GL_ARRAY_BUFFER, screenVertexBuffer);
glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW);
glGenVertexArrays(1, &screenVertexArray);
glBindVertexArray(screenVertexArray);
glEnableVertexAttribArray(0); // position
glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 4*4, (void*)(0));
glEnableVertexAttribArray(1); // texcoord
glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 4*4, (void*)(2*4));
glGenTextures(1, &screenTexture);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, screenTexture);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 256, paddedHeight, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
// fill the padding
u8 zeroData[256*4*4];
memset(zeroData, 0, sizeof(zeroData));
glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 192, 256, 2, GL_RGBA, GL_UNSIGNED_BYTE, zeroData);
OSD::Init(true);
oglContext->SetSwapInterval(Config::ScreenVSync ? Config::ScreenVSyncInterval : 0);
}
void EmuThread::deinitOpenGL()
{
glDeleteTextures(1, &screenTexture);
glDeleteVertexArrays(1, &screenVertexArray);
glDeleteBuffers(1, &screenVertexBuffer);
OpenGL::DeleteShaderProgram(screenShaderProgram);
OSD::DeInit();
oglContext->DoneCurrent();
oglContext = nullptr;
lastScreenWidth = lastScreenHeight = -1;
}
void EmuThread::run()
{
u32 mainScreenPos[3];
NDS::Init();
mainScreenPos[0] = 0;
mainScreenPos[1] = 0;
mainScreenPos[2] = 0;
autoScreenSizing = 0;
videoSettingsDirty = false;
videoSettings.Soft_Threaded = Config::Threaded3D != 0;
videoSettings.GL_ScaleFactor = Config::GL_ScaleFactor;
videoSettings.GL_BetterPolygons = Config::GL_BetterPolygons;
if (mainWindow->hasOGL)
{
initOpenGL();
videoRenderer = Config::_3DRenderer;
}
else
{
videoRenderer = 0;
}
GPU::InitRenderer(videoRenderer);
GPU::SetRenderSettings(videoRenderer, videoSettings);
SPU::SetInterpolation(Config::AudioInterp);
Input::Init();
u32 nframes = 0;
double perfCountsSec = 1.0 / SDL_GetPerformanceFrequency();
double lastTime = SDL_GetPerformanceCounter() * perfCountsSec;
double frameLimitError = 0.0;
double lastMeasureTime = lastTime;
u32 winUpdateCount = 0, winUpdateFreq = 1;
u8 dsiVolumeLevel = 0x1F;
char melontitle[100];
while (EmuRunning != 0)
{
Input::Process();
if (Input::HotkeyPressed(HK_FastForwardToggle)) emit windowLimitFPSChange();
if (Input::HotkeyPressed(HK_Pause)) emit windowEmuPause();
if (Input::HotkeyPressed(HK_Reset)) emit windowEmuReset();
if (Input::HotkeyPressed(HK_FrameStep)) emit windowEmuFrameStep();
if (Input::HotkeyPressed(HK_FullscreenToggle)) emit windowFullscreenToggle();
if (Input::HotkeyPressed(HK_SwapScreens)) emit swapScreensToggle();
if (Input::HotkeyPressed(HK_SwapScreenEmphasis)) emit screenEmphasisToggle();
if (Input::HotkeyPressed(HK_SolarSensorDecrease))
{
int level = GBACart::SetInput(GBACart::Input_SolarSensorDown, true);
if (level != -1)
{
char msg[64];
sprintf(msg, "Solar sensor level: %d", level);
OSD::AddMessage(0, msg);
}
}
if (Input::HotkeyPressed(HK_SolarSensorIncrease))
{
int level = GBACart::SetInput(GBACart::Input_SolarSensorUp, true);
if (level != -1)
{
char msg[64];
sprintf(msg, "Solar sensor level: %d", level);
OSD::AddMessage(0, msg);
}
}
if (NDS::ConsoleType == 1)
{
double currentTime = SDL_GetPerformanceCounter() * perfCountsSec;
// Handle power button
if (Input::HotkeyDown(HK_PowerButton))
{
DSi_BPTWL::SetPowerButtonHeld(currentTime);
}
else if (Input::HotkeyReleased(HK_PowerButton))
{
DSi_BPTWL::SetPowerButtonReleased(currentTime);
}
// Handle volume buttons
if (Input::HotkeyDown(HK_VolumeUp))
{
DSi_BPTWL::SetVolumeSwitchHeld(DSi_BPTWL::volumeKey_Up);
}
else if (Input::HotkeyReleased(HK_VolumeUp))
{
DSi_BPTWL::SetVolumeSwitchReleased(DSi_BPTWL::volumeKey_Up);
}
if (Input::HotkeyDown(HK_VolumeDown))
{
DSi_BPTWL::SetVolumeSwitchHeld(DSi_BPTWL::volumeKey_Down);
}
else if (Input::HotkeyReleased(HK_VolumeDown))
{
DSi_BPTWL::SetVolumeSwitchReleased(DSi_BPTWL::volumeKey_Down);
}
DSi_BPTWL::ProcessVolumeSwitchInput(currentTime);
}
if (EmuRunning == 1 || EmuRunning == 3)
{
EmuStatus = 1;
if (EmuRunning == 3) EmuRunning = 2;
// update render settings if needed
// HACK:
// once the fast forward hotkey is released, we need to update vsync
// to the old setting again
if (videoSettingsDirty || Input::HotkeyReleased(HK_FastForward))
{
if (oglContext)
{
oglContext->SetSwapInterval(Config::ScreenVSync ? Config::ScreenVSyncInterval : 0);
videoRenderer = Config::_3DRenderer;
}
#ifdef OGLRENDERER_ENABLED
else
#endif
{
videoRenderer = 0;
}
videoRenderer = oglContext ? Config::_3DRenderer : 0;
videoSettingsDirty = false;
videoSettings.Soft_Threaded = Config::Threaded3D != 0;
videoSettings.GL_ScaleFactor = Config::GL_ScaleFactor;
videoSettings.GL_BetterPolygons = Config::GL_BetterPolygons;
GPU::SetRenderSettings(videoRenderer, videoSettings);
}
// process input and hotkeys
NDS::SetKeyMask(Input::InputMask);
if (Input::HotkeyPressed(HK_Lid))
{
bool lid = !NDS::IsLidClosed();
NDS::SetLidClosed(lid);
OSD::AddMessage(0, lid ? "Lid closed" : "Lid opened");
}
// microphone input
AudioInOut::MicProcess();
// auto screen layout
if (Config::ScreenSizing == screenSizing_Auto)
{
mainScreenPos[2] = mainScreenPos[1];
mainScreenPos[1] = mainScreenPos[0];
mainScreenPos[0] = NDS::PowerControl9 >> 15;
int guess;
if (mainScreenPos[0] == mainScreenPos[2] &&
mainScreenPos[0] != mainScreenPos[1])
{
// constant flickering, likely displaying 3D on both screens
// TODO: when both screens are used for 2D only...???
guess = screenSizing_Even;
}
else
{
if (mainScreenPos[0] == 1)
guess = screenSizing_EmphTop;
else
guess = screenSizing_EmphBot;
}
if (guess != autoScreenSizing)
{
autoScreenSizing = guess;
emit screenLayoutChange();
}
}
// emulate
u32 nlines = NDS::RunFrame();
if (ROMManager::NDSSave)
ROMManager::NDSSave->CheckFlush();
if (ROMManager::GBASave)
ROMManager::GBASave->CheckFlush();
if (!oglContext)
{
FrontBufferLock.lock();
FrontBuffer = GPU::FrontBuffer;
FrontBufferLock.unlock();
}
else
{
FrontBuffer = GPU::FrontBuffer;
drawScreenGL();
}
#ifdef MELONCAP
MelonCap::Update();
#endif // MELONCAP
if (EmuRunning == 0) break;
winUpdateCount++;
if (winUpdateCount >= winUpdateFreq && !oglContext)
{
emit windowUpdate();
winUpdateCount = 0;
}
bool fastforward = Input::HotkeyDown(HK_FastForward);
if (fastforward && oglContext && Config::ScreenVSync)
{
oglContext->SetSwapInterval(0);
}
if (Config::DSiVolumeSync && NDS::ConsoleType == 1)
{
u8 volumeLevel = DSi_BPTWL::GetVolumeLevel();
if (volumeLevel != dsiVolumeLevel)
{
dsiVolumeLevel = volumeLevel;
emit syncVolumeLevel();
}
Config::AudioVolume = volumeLevel * (256.0 / 31.0);
}
if (Config::AudioSync && !fastforward)
AudioInOut::AudioSync();
double frametimeStep = nlines / (60.0 * 263.0);
{
bool limitfps = Config::LimitFPS && !fastforward;
double practicalFramelimit = limitfps ? frametimeStep : 1.0 / 1000.0;
double curtime = SDL_GetPerformanceCounter() * perfCountsSec;
frameLimitError += practicalFramelimit - (curtime - lastTime);
if (frameLimitError < -practicalFramelimit)
frameLimitError = -practicalFramelimit;
if (frameLimitError > practicalFramelimit)
frameLimitError = practicalFramelimit;
if (round(frameLimitError * 1000.0) > 0.0)
{
SDL_Delay(round(frameLimitError * 1000.0));
double timeBeforeSleep = curtime;
curtime = SDL_GetPerformanceCounter() * perfCountsSec;
frameLimitError -= curtime - timeBeforeSleep;
}
lastTime = curtime;
}
nframes++;
if (nframes >= 30)
{
double time = SDL_GetPerformanceCounter() * perfCountsSec;
double dt = time - lastMeasureTime;
lastMeasureTime = time;
u32 fps = round(nframes / dt);
nframes = 0;
float fpstarget = 1.0/frametimeStep;
winUpdateFreq = fps / (u32)round(fpstarget);
if (winUpdateFreq < 1)
winUpdateFreq = 1;
int inst = Platform::InstanceID();
if (inst == 0)
sprintf(melontitle, "[%d/%.0f] melonDS " MELONDS_VERSION, fps, fpstarget);
else
sprintf(melontitle, "[%d/%.0f] melonDS (%d)", fps, fpstarget, inst+1);
changeWindowTitle(melontitle);
}
}
else
{
// paused
nframes = 0;
lastTime = SDL_GetPerformanceCounter() * perfCountsSec;
lastMeasureTime = lastTime;
emit windowUpdate();
EmuStatus = EmuRunning;
int inst = Platform::InstanceID();
if (inst == 0)
sprintf(melontitle, "melonDS " MELONDS_VERSION);
else
sprintf(melontitle, "melonDS (%d)", inst+1);
changeWindowTitle(melontitle);
SDL_Delay(75);
if (oglContext)
drawScreenGL();
int contextRequest = ContextRequest;
if (contextRequest == 1)
{
initOpenGL();
ContextRequest = 0;
}
else if (contextRequest == 2)
{
deinitOpenGL();
ContextRequest = 0;
}
}
}
EmuStatus = 0;
GPU::DeInitRenderer();
NDS::DeInit();
//Platform::LAN_DeInit();
}
void EmuThread::changeWindowTitle(char* title)
{
emit windowTitleChange(QString(title));
}
void EmuThread::emuRun()
{
EmuRunning = 1;
EmuPause = 0;
RunningSomething = true;
// checkme
emit windowEmuStart();
AudioInOut::Enable();
}
void EmuThread::initContext()
{
ContextRequest = 1;
while (ContextRequest != 0);
}
void EmuThread::deinitContext()
{
ContextRequest = 2;
while (ContextRequest != 0);
}
void EmuThread::emuPause()
{
EmuPause++;
if (EmuPause > 1) return;
PrevEmuStatus = EmuRunning;
EmuRunning = 2;
while (EmuStatus != 2);
AudioInOut::Disable();
}
void EmuThread::emuUnpause()
{
if (EmuPause < 1) return;
EmuPause--;
if (EmuPause > 0) return;
EmuRunning = PrevEmuStatus;
AudioInOut::Enable();
}
void EmuThread::emuStop()
{
EmuRunning = 0;
EmuPause = 0;
AudioInOut::Disable();
}
void EmuThread::emuFrameStep()
{
if (EmuPause < 1) emit windowEmuPause();
EmuRunning = 3;
}
bool EmuThread::emuIsRunning()
{
return (EmuRunning == 1);
}
bool EmuThread::emuIsActive()
{
return (RunningSomething == 1);
}
void EmuThread::drawScreenGL()
{
int w = windowInfo.surface_width;
int h = windowInfo.surface_height;
float factor = windowInfo.surface_scale;
glBindFramebuffer(GL_FRAMEBUFFER, 0);
glDisable(GL_DEPTH_TEST);
glDepthMask(false);
glDisable(GL_BLEND);
glDisable(GL_SCISSOR_TEST);
glDisable(GL_STENCIL_TEST);
glClear(GL_COLOR_BUFFER_BIT);
glViewport(0, 0, w, h);
glUseProgram(screenShaderProgram[2]);
glUniform2f(screenShaderScreenSizeULoc, w / factor, h / factor);
int frontbuf = FrontBuffer;
glActiveTexture(GL_TEXTURE0);
#ifdef OGLRENDERER_ENABLED
if (GPU::Renderer != 0)
{
// hardware-accelerated render
GPU::CurGLCompositor->BindOutputTexture(frontbuf);
}
else
#endif
{
// regular render
glBindTexture(GL_TEXTURE_2D, screenTexture);
if (GPU::Framebuffer[frontbuf][0] && GPU::Framebuffer[frontbuf][1])
{
glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 256, 192, GL_RGBA,
GL_UNSIGNED_BYTE, GPU::Framebuffer[frontbuf][0]);
glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 192+2, 256, 192, GL_RGBA,
GL_UNSIGNED_BYTE, GPU::Framebuffer[frontbuf][1]);
}
}
screenSettingsLock.lock();
GLint filter = this->filter ? GL_LINEAR : GL_NEAREST;
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, filter);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, filter);
glBindBuffer(GL_ARRAY_BUFFER, screenVertexBuffer);
glBindVertexArray(screenVertexArray);
for (int i = 0; i < numScreens; i++)
{
glUniformMatrix2x3fv(screenShaderTransformULoc, 1, GL_TRUE, screenMatrix[i]);
glDrawArrays(GL_TRIANGLES, screenKind[i] == 0 ? 0 : 2*3, 2*3);
}
screenSettingsLock.unlock();
OSD::Update();
OSD::DrawGL(w, h);
oglContext->SwapBuffers();
}
ScreenHandler::ScreenHandler(QWidget* widget)
{
widget->setMouseTracking(true);
widget->setAttribute(Qt::WA_AcceptTouchEvents);
QTimer* mouseTimer = setupMouseTimer();
widget->connect(mouseTimer, &QTimer::timeout, [=] { if (Config::MouseHide) widget->setCursor(Qt::BlankCursor);});
}
ScreenHandler::~ScreenHandler()
{
mouseTimer->stop();
}
void ScreenHandler::screenSetupLayout(int w, int h)
{
int sizing = Config::ScreenSizing;
if (sizing == 3) sizing = autoScreenSizing;
float aspectTop, aspectBot;
for (auto ratio : aspectRatios)
{
if (ratio.id == Config::ScreenAspectTop)
aspectTop = ratio.ratio;
if (ratio.id == Config::ScreenAspectBot)
aspectBot = ratio.ratio;
}
if (aspectTop == 0)
aspectTop = ((float) w / h) / (4.f / 3.f);
if (aspectBot == 0)
aspectBot = ((float) w / h) / (4.f / 3.f);
Frontend::SetupScreenLayout(w, h,
Config::ScreenLayout,
Config::ScreenRotation,
sizing,
Config::ScreenGap,
Config::IntegerScaling != 0,
Config::ScreenSwap != 0,
aspectTop,
aspectBot);
numScreens = Frontend::GetScreenTransforms(screenMatrix[0], screenKind);
}
QSize ScreenHandler::screenGetMinSize(int factor = 1)
{
bool isHori = (Config::ScreenRotation == 1 || Config::ScreenRotation == 3);
int gap = Config::ScreenGap * factor;
int w = 256 * factor;
int h = 192 * factor;
if (Config::ScreenSizing == 4 || Config::ScreenSizing == 5)
{
return QSize(w, h);
}
if (Config::ScreenLayout == 0) // natural
{
if (isHori)
return QSize(h+gap+h, w);
else
return QSize(w, h+gap+h);
}
else if (Config::ScreenLayout == 1) // vertical
{
if (isHori)
return QSize(h, w+gap+w);
else
return QSize(w, h+gap+h);
}
else if (Config::ScreenLayout == 2) // horizontal
{
if (isHori)
return QSize(h+gap+h, w);
else
return QSize(w+gap+w, h);
}
else // hybrid
{
if (isHori)
return QSize(h+gap+h, 3*w + (int)ceil((4*gap) / 3.0));
else
return QSize(3*w + (int)ceil((4*gap) / 3.0), h+gap+h);
}
}
void ScreenHandler::screenOnMousePress(QMouseEvent* event)
{
event->accept();
if (event->button() != Qt::LeftButton) return;
int x = event->pos().x();
int y = event->pos().y();
if (Frontend::GetTouchCoords(x, y, false))
{
touching = true;
NDS::TouchScreen(x, y);
}
}
void ScreenHandler::screenOnMouseRelease(QMouseEvent* event)
{
event->accept();
if (event->button() != Qt::LeftButton) return;
if (touching)
{
touching = false;
NDS::ReleaseScreen();
}
}
void ScreenHandler::screenOnMouseMove(QMouseEvent* event)
{
event->accept();
showCursor();
if (!(event->buttons() & Qt::LeftButton)) return;
if (!touching) return;
int x = event->pos().x();
int y = event->pos().y();
if (Frontend::GetTouchCoords(x, y, true))
NDS::TouchScreen(x, y);
}
void ScreenHandler::screenHandleTablet(QTabletEvent* event)
{
event->accept();
switch(event->type())
{
case QEvent::TabletPress:
case QEvent::TabletMove:
{
int x = event->x();
int y = event->y();
if (Frontend::GetTouchCoords(x, y, event->type()==QEvent::TabletMove))
{
touching = true;
NDS::TouchScreen(x, y);
}
}
break;
case QEvent::TabletRelease:
if (touching)
{
NDS::ReleaseScreen();
touching = false;
}
break;
}
}
void ScreenHandler::screenHandleTouch(QTouchEvent* event)
{
event->accept();
switch(event->type())
{
case QEvent::TouchBegin:
case QEvent::TouchUpdate:
if (event->touchPoints().length() > 0)
{
QPointF lastPosition = event->touchPoints().first().lastPos();
int x = (int)lastPosition.x();
int y = (int)lastPosition.y();
if (Frontend::GetTouchCoords(x, y, event->type()==QEvent::TouchUpdate))
{
touching = true;
NDS::TouchScreen(x, y);
}
}
break;
case QEvent::TouchEnd:
if (touching)
{
NDS::ReleaseScreen();
touching = false;
}
break;
}
}
void ScreenHandler::showCursor()
{
mainWindow->panelWidget->setCursor(Qt::ArrowCursor);
mouseTimer->start();
}
QTimer* ScreenHandler::setupMouseTimer()
{
mouseTimer = new QTimer();
mouseTimer->setSingleShot(true);
mouseTimer->setInterval(Config::MouseHideSeconds*1000);
mouseTimer->start();
return mouseTimer;
}
ScreenPanelNative::ScreenPanelNative(QWidget* parent) : QWidget(parent), ScreenHandler(this)
{
screen[0] = QImage(256, 192, QImage::Format_RGB32);
screen[1] = QImage(256, 192, QImage::Format_RGB32);
screenTrans[0].reset();
screenTrans[1].reset();
OSD::Init(false);
}
ScreenPanelNative::~ScreenPanelNative()
{
OSD::DeInit();
}
void ScreenPanelNative::setupScreenLayout()
{
int w = width();
int h = height();
screenSetupLayout(w, h);
for (int i = 0; i < numScreens; i++)
{
float* mtx = screenMatrix[i];
screenTrans[i].setMatrix(mtx[0], mtx[1], 0.f,
mtx[2], mtx[3], 0.f,
mtx[4], mtx[5], 1.f);
}
}
void ScreenPanelNative::paintEvent(QPaintEvent* event)
{
QPainter painter(this);
// fill background
painter.fillRect(event->rect(), QColor::fromRgb(0, 0, 0));
if (emuThread->emuIsActive())
{
emuThread->FrontBufferLock.lock();
int frontbuf = emuThread->FrontBuffer;
if (!GPU::Framebuffer[frontbuf][0] || !GPU::Framebuffer[frontbuf][1])
{
emuThread->FrontBufferLock.unlock();
return;
}
memcpy(screen[0].scanLine(0), GPU::Framebuffer[frontbuf][0], 256 * 192 * 4);
memcpy(screen[1].scanLine(0), GPU::Framebuffer[frontbuf][1], 256 * 192 * 4);
emuThread->FrontBufferLock.unlock();
QRect screenrc(0, 0, 256, 192);
for (int i = 0; i < numScreens; i++)
{
painter.setTransform(screenTrans[i]);
painter.drawImage(screenrc, screen[screenKind[i]]);
}
}
OSD::Update();
OSD::DrawNative(painter);
}
void ScreenPanelNative::resizeEvent(QResizeEvent* event)
{
setupScreenLayout();
}
void ScreenPanelNative::mousePressEvent(QMouseEvent* event)
{
screenOnMousePress(event);
}
void ScreenPanelNative::mouseReleaseEvent(QMouseEvent* event)
{
screenOnMouseRelease(event);
}
void ScreenPanelNative::mouseMoveEvent(QMouseEvent* event)
{
screenOnMouseMove(event);
}
void ScreenPanelNative::tabletEvent(QTabletEvent* event)
{
screenHandleTablet(event);
}
bool ScreenPanelNative::event(QEvent* event)
{
if (event->type() == QEvent::TouchBegin
|| event->type() == QEvent::TouchEnd
|| event->type() == QEvent::TouchUpdate)
{
screenHandleTouch((QTouchEvent*)event);
return true;
}
return QWidget::event(event);
}
void ScreenPanelNative::onScreenLayoutChanged()
{
setMinimumSize(screenGetMinSize());
setupScreenLayout();
}
ScreenPanelGL::ScreenPanelGL(QWidget* parent) : QWidget(parent), ScreenHandler(this)
{
setAutoFillBackground(false);
setAttribute(Qt::WA_NativeWindow, true);
setAttribute(Qt::WA_NoSystemBackground, true);
setAttribute(Qt::WA_PaintOnScreen, true);
setAttribute(Qt::WA_KeyCompression, false);
setFocusPolicy(Qt::StrongFocus);
setMinimumSize(screenGetMinSize());
}
ScreenPanelGL::~ScreenPanelGL()
{}
bool ScreenPanelGL::createContext()
{
std::optional<WindowInfo> windowInfo = getWindowInfo();
std::array<GL::Context::Version, 2> versionsToTry = {
GL::Context::Version{GL::Context::Profile::Core, 4, 3},
GL::Context::Version{GL::Context::Profile::Core, 3, 2}};
if (windowInfo.has_value())
{
glContext = GL::Context::Create(*getWindowInfo(), versionsToTry);
glContext->DoneCurrent();
}
return glContext != nullptr;
}
qreal ScreenPanelGL::devicePixelRatioFromScreen() const
{
const QScreen* screen_for_ratio = window()->windowHandle()->screen();
if (!screen_for_ratio)
screen_for_ratio = QGuiApplication::primaryScreen();
return screen_for_ratio ? screen_for_ratio->devicePixelRatio() : static_cast<qreal>(1);
}
int ScreenPanelGL::scaledWindowWidth() const
{
return std::max(static_cast<int>(std::ceil(static_cast<qreal>(width()) * devicePixelRatioFromScreen())), 1);
}
int ScreenPanelGL::scaledWindowHeight() const
{
return std::max(static_cast<int>(std::ceil(static_cast<qreal>(height()) * devicePixelRatioFromScreen())), 1);
}
std::optional<WindowInfo> ScreenPanelGL::getWindowInfo()
{
WindowInfo wi;
// Windows and Apple are easy here since there's no display connection.
#if defined(_WIN32)
wi.type = WindowInfo::Type::Win32;
wi.window_handle = reinterpret_cast<void*>(winId());
#elif defined(__APPLE__)
wi.type = WindowInfo::Type::MacOS;
wi.window_handle = reinterpret_cast<void*>(winId());
#else
QPlatformNativeInterface* pni = QGuiApplication::platformNativeInterface();
const QString platform_name = QGuiApplication::platformName();
if (platform_name == QStringLiteral("xcb"))
{
wi.type = WindowInfo::Type::X11;
wi.display_connection = pni->nativeResourceForWindow("display", windowHandle());
wi.window_handle = reinterpret_cast<void*>(winId());
}
else if (platform_name == QStringLiteral("wayland"))
{
wi.type = WindowInfo::Type::Wayland;
QWindow* handle = windowHandle();
if (handle == nullptr)
return std::nullopt;
wi.display_connection = pni->nativeResourceForWindow("display", handle);
wi.window_handle = pni->nativeResourceForWindow("surface", handle);
}
else
{
qCritical() << "Unknown PNI platform " << platform_name;
return std::nullopt;
}
#endif
wi.surface_width = static_cast<u32>(scaledWindowWidth());
wi.surface_height = static_cast<u32>(scaledWindowHeight());
wi.surface_scale = static_cast<float>(devicePixelRatioFromScreen());
return wi;
}
QPaintEngine* ScreenPanelGL::paintEngine() const
{
return nullptr;
}
void ScreenPanelGL::setupScreenLayout()
{
int w = width();
int h = height();
screenSetupLayout(w, h);
if (emuThread)
transferLayout(emuThread);
}
void ScreenPanelGL::resizeEvent(QResizeEvent* event)
{
setupScreenLayout();
QWidget::resizeEvent(event);
}
void ScreenPanelGL::mousePressEvent(QMouseEvent* event)
{
screenOnMousePress(event);
}
void ScreenPanelGL::mouseReleaseEvent(QMouseEvent* event)
{
screenOnMouseRelease(event);
}
void ScreenPanelGL::mouseMoveEvent(QMouseEvent* event)
{
screenOnMouseMove(event);
}
void ScreenPanelGL::tabletEvent(QTabletEvent* event)
{
screenHandleTablet(event);
}
bool ScreenPanelGL::event(QEvent* event)
{
if (event->type() == QEvent::TouchBegin
|| event->type() == QEvent::TouchEnd
|| event->type() == QEvent::TouchUpdate)
{
screenHandleTouch((QTouchEvent*)event);
return true;
}
return QWidget::event(event);
}
void ScreenPanelGL::transferLayout(EmuThread* thread)
{
std::optional<WindowInfo> windowInfo = getWindowInfo();
if (windowInfo.has_value())
thread->updateScreenSettings(Config::ScreenFilter, *windowInfo, numScreens, screenKind, &screenMatrix[0][0]);
}
void ScreenPanelGL::onScreenLayoutChanged()
{
setMinimumSize(screenGetMinSize());
setupScreenLayout();
}
static bool FileExtensionInList(const QString& filename, const QStringList& extensions, Qt::CaseSensitivity cs = Qt::CaseInsensitive)
{
return std::any_of(extensions.cbegin(), extensions.cend(), [&](const auto& ext) {
return filename.endsWith(ext, cs);
});
}
static bool MimeTypeInList(const QMimeType& mimetype, const QStringList& superTypeNames)
{
return std::any_of(superTypeNames.cbegin(), superTypeNames.cend(), [&](const auto& superTypeName) {
return mimetype.inherits(superTypeName);
});
}
static bool NdsRomByExtension(const QString& filename)
{
return FileExtensionInList(filename, NdsRomExtensions);
}
static bool GbaRomByExtension(const QString& filename)
{
return FileExtensionInList(filename, GbaRomExtensions);
}
static bool SupportedArchiveByExtension(const QString& filename)
{
return FileExtensionInList(filename, ArchiveExtensions);
}
static bool NdsRomByMimetype(const QMimeType& mimetype)
{
return mimetype.inherits(NdsRomMimeType);
}
static bool GbaRomByMimetype(const QMimeType& mimetype)
{
return mimetype.inherits(GbaRomMimeType);
}
static bool SupportedArchiveByMimetype(const QMimeType& mimetype)
{
return MimeTypeInList(mimetype, ArchiveMimeTypes);
}
static bool ZstdNdsRomByExtension(const QString& filename)
{
return filename.endsWith(".zst", Qt::CaseInsensitive) &&
NdsRomByExtension(filename.left(filename.size() - 4));
}
static bool ZstdGbaRomByExtension(const QString& filename)
{
return filename.endsWith(".zst", Qt::CaseInsensitive) &&
GbaRomByExtension(filename.left(filename.size() - 4));
}
static bool FileIsSupportedFiletype(const QString& filename, bool insideArchive = false)
{
if (ZstdNdsRomByExtension(filename) || ZstdGbaRomByExtension(filename))
return true;
if (NdsRomByExtension(filename) || GbaRomByExtension(filename) || SupportedArchiveByExtension(filename))
return true;
const auto matchmode = insideArchive ? QMimeDatabase::MatchExtension : QMimeDatabase::MatchDefault;
const QMimeType mimetype = QMimeDatabase().mimeTypeForFile(filename, matchmode);
return NdsRomByMimetype(mimetype) || GbaRomByMimetype(mimetype) || SupportedArchiveByMimetype(mimetype);
}
#ifndef _WIN32
static int signalFd[2];
QSocketNotifier *signalSn;
static void signalHandler(int)
{
char a = 1;
write(signalFd[0], &a, sizeof(a));
}
#endif
MainWindow::MainWindow(QWidget* parent) : QMainWindow(parent)
{
#ifndef _WIN32
if (socketpair(AF_UNIX, SOCK_STREAM, 0, signalFd))
{
qFatal("Couldn't create socketpair");
}
signalSn = new QSocketNotifier(signalFd[1], QSocketNotifier::Read, this);
connect(signalSn, SIGNAL(activated(int)), this, SLOT(onQuit()));
struct sigaction sa;
sa.sa_handler = signalHandler;
sigemptyset(&sa.sa_mask);
sa.sa_flags = 0;
sa.sa_flags |= SA_RESTART;
sigaction(SIGINT, &sa, 0);
#endif
oldW = Config::WindowWidth;
oldH = Config::WindowHeight;
oldMax = Config::WindowMaximized;
setWindowTitle("melonDS " MELONDS_VERSION);
setAttribute(Qt::WA_DeleteOnClose);
setAcceptDrops(true);
setFocusPolicy(Qt::ClickFocus);
int inst = Platform::InstanceID();
QMenuBar* menubar = new QMenuBar();
{
QMenu* menu = menubar->addMenu("File");
actOpenROM = menu->addAction("Open ROM...");
connect(actOpenROM, &QAction::triggered, this, &MainWindow::onOpenFile);
actOpenROM->setShortcut(QKeySequence(QKeySequence::StandardKey::Open));
/*actOpenROMArchive = menu->addAction("Open ROM inside archive...");
connect(actOpenROMArchive, &QAction::triggered, this, &MainWindow::onOpenFileArchive);
actOpenROMArchive->setShortcut(QKeySequence(Qt::Key_O | Qt::CTRL | Qt::SHIFT));*/
recentMenu = menu->addMenu("Open recent");
for (int i = 0; i < 10; ++i)
{
std::string item = Config::RecentROMList[i];
if (!item.empty())
recentFileList.push_back(QString::fromStdString(item));
}
updateRecentFilesMenu();
//actBootFirmware = menu->addAction("Launch DS menu");
actBootFirmware = menu->addAction("Boot firmware");
connect(actBootFirmware, &QAction::triggered, this, &MainWindow::onBootFirmware);
menu->addSeparator();
actCurrentCart = menu->addAction("DS slot: " + ROMManager::CartLabel());
actCurrentCart->setEnabled(false);
actInsertCart = menu->addAction("Insert cart...");
connect(actInsertCart, &QAction::triggered, this, &MainWindow::onInsertCart);
actEjectCart = menu->addAction("Eject cart");
connect(actEjectCart, &QAction::triggered, this, &MainWindow::onEjectCart);
menu->addSeparator();
actCurrentGBACart = menu->addAction("GBA slot: " + ROMManager::GBACartLabel());
actCurrentGBACart->setEnabled(false);
actInsertGBACart = menu->addAction("Insert ROM cart...");
connect(actInsertGBACart, &QAction::triggered, this, &MainWindow::onInsertGBACart);
{
QMenu* submenu = menu->addMenu("Insert add-on cart");
actInsertGBAAddon[0] = submenu->addAction("Memory expansion");
actInsertGBAAddon[0]->setData(QVariant(NDS::GBAAddon_RAMExpansion));
connect(actInsertGBAAddon[0], &QAction::triggered, this, &MainWindow::onInsertGBAAddon);
}
actEjectGBACart = menu->addAction("Eject cart");
connect(actEjectGBACart, &QAction::triggered, this, &MainWindow::onEjectGBACart);
menu->addSeparator();
actImportSavefile = menu->addAction("Import savefile");
connect(actImportSavefile, &QAction::triggered, this, &MainWindow::onImportSavefile);
menu->addSeparator();
{
QMenu* submenu = menu->addMenu("Save state");
for (int i = 1; i < 9; i++)
{
actSaveState[i] = submenu->addAction(QString("%1").arg(i));
actSaveState[i]->setShortcut(QKeySequence(Qt::ShiftModifier | (Qt::Key_F1+i-1)));
actSaveState[i]->setData(QVariant(i));
connect(actSaveState[i], &QAction::triggered, this, &MainWindow::onSaveState);
}
actSaveState[0] = submenu->addAction("File...");
actSaveState[0]->setShortcut(QKeySequence(Qt::ShiftModifier | Qt::Key_F9));
actSaveState[0]->setData(QVariant(0));
connect(actSaveState[0], &QAction::triggered, this, &MainWindow::onSaveState);
}
{
QMenu* submenu = menu->addMenu("Load state");
for (int i = 1; i < 9; i++)
{
actLoadState[i] = submenu->addAction(QString("%1").arg(i));
actLoadState[i]->setShortcut(QKeySequence(Qt::Key_F1+i-1));
actLoadState[i]->setData(QVariant(i));
connect(actLoadState[i], &QAction::triggered, this, &MainWindow::onLoadState);
}
actLoadState[0] = submenu->addAction("File...");
actLoadState[0]->setShortcut(QKeySequence(Qt::Key_F9));
actLoadState[0]->setData(QVariant(0));
connect(actLoadState[0], &QAction::triggered, this, &MainWindow::onLoadState);
}
actUndoStateLoad = menu->addAction("Undo state load");
actUndoStateLoad->setShortcut(QKeySequence(Qt::Key_F12));
connect(actUndoStateLoad, &QAction::triggered, this, &MainWindow::onUndoStateLoad);
menu->addSeparator();
actQuit = menu->addAction("Quit");
connect(actQuit, &QAction::triggered, this, &MainWindow::onQuit);
}
{
QMenu* menu = menubar->addMenu("System");
actPause = menu->addAction("Pause");
actPause->setCheckable(true);
connect(actPause, &QAction::triggered, this, &MainWindow::onPause);
actReset = menu->addAction("Reset");
connect(actReset, &QAction::triggered, this, &MainWindow::onReset);
actStop = menu->addAction("Stop");
connect(actStop, &QAction::triggered, this, &MainWindow::onStop);
actFrameStep = menu->addAction("Frame step");
connect(actFrameStep, &QAction::triggered, this, &MainWindow::onFrameStep);
menu->addSeparator();
actPowerManagement = menu->addAction("Power management");
connect(actPowerManagement, &QAction::triggered, this, &MainWindow::onOpenPowerManagement);
menu->addSeparator();
actEnableCheats = menu->addAction("Enable cheats");
actEnableCheats->setCheckable(true);
connect(actEnableCheats, &QAction::triggered, this, &MainWindow::onEnableCheats);
//if (inst == 0)
{
actSetupCheats = menu->addAction("Setup cheat codes");
actSetupCheats->setMenuRole(QAction::NoRole);
connect(actSetupCheats, &QAction::triggered, this, &MainWindow::onSetupCheats);
menu->addSeparator();
actROMInfo = menu->addAction("ROM info");
connect(actROMInfo, &QAction::triggered, this, &MainWindow::onROMInfo);
actRAMInfo = menu->addAction("RAM search");
connect(actRAMInfo, &QAction::triggered, this, &MainWindow::onRAMInfo);
actTitleManager = menu->addAction("Manage DSi titles");
connect(actTitleManager, &QAction::triggered, this, &MainWindow::onOpenTitleManager);
}
{
menu->addSeparator();
QMenu* submenu = menu->addMenu("Multiplayer");
actMPNewInstance = submenu->addAction("Launch new instance");
connect(actMPNewInstance, &QAction::triggered, this, &MainWindow::onMPNewInstance);
}
}
{
QMenu* menu = menubar->addMenu("Config");
actEmuSettings = menu->addAction("Emu settings");
connect(actEmuSettings, &QAction::triggered, this, &MainWindow::onOpenEmuSettings);
#ifdef __APPLE__
actPreferences = menu->addAction("Preferences...");
connect(actPreferences, &QAction::triggered, this, &MainWindow::onOpenEmuSettings);
actPreferences->setMenuRole(QAction::PreferencesRole);
#endif
actInputConfig = menu->addAction("Input and hotkeys");
connect(actInputConfig, &QAction::triggered, this, &MainWindow::onOpenInputConfig);
actVideoSettings = menu->addAction("Video settings");
connect(actVideoSettings, &QAction::triggered, this, &MainWindow::onOpenVideoSettings);
actCameraSettings = menu->addAction("Camera settings");
connect(actCameraSettings, &QAction::triggered, this, &MainWindow::onOpenCameraSettings);
actAudioSettings = menu->addAction("Audio settings");
connect(actAudioSettings, &QAction::triggered, this, &MainWindow::onOpenAudioSettings);
actMPSettings = menu->addAction("Multiplayer settings");
connect(actMPSettings, &QAction::triggered, this, &MainWindow::onOpenMPSettings);
actWifiSettings = menu->addAction("Wifi settings");
connect(actWifiSettings, &QAction::triggered, this, &MainWindow::onOpenWifiSettings);
actFirmwareSettings = menu->addAction("Firmware settings");
connect(actFirmwareSettings, &QAction::triggered, this, &MainWindow::onOpenFirmwareSettings);
actInterfaceSettings = menu->addAction("Interface settings");
connect(actInterfaceSettings, &QAction::triggered, this, &MainWindow::onOpenInterfaceSettings);
actPathSettings = menu->addAction("Path settings");
connect(actPathSettings, &QAction::triggered, this, &MainWindow::onOpenPathSettings);
{
QMenu* submenu = menu->addMenu("Savestate settings");
actSavestateSRAMReloc = submenu->addAction("Separate savefiles");
actSavestateSRAMReloc->setCheckable(true);
connect(actSavestateSRAMReloc, &QAction::triggered, this, &MainWindow::onChangeSavestateSRAMReloc);
}
menu->addSeparator();
{
QMenu* submenu = menu->addMenu("Screen size");
for (int i = 0; i < 4; i++)
{
int data = i+1;
actScreenSize[i] = submenu->addAction(QString("%1x").arg(data));
actScreenSize[i]->setData(QVariant(data));
connect(actScreenSize[i], &QAction::triggered, this, &MainWindow::onChangeScreenSize);
}
}
{
QMenu* submenu = menu->addMenu("Screen rotation");
grpScreenRotation = new QActionGroup(submenu);
for (int i = 0; i < 4; i++)
{
int data = i*90;
actScreenRotation[i] = submenu->addAction(QString("%1°").arg(data));
actScreenRotation[i]->setActionGroup(grpScreenRotation);
actScreenRotation[i]->setData(QVariant(i));
actScreenRotation[i]->setCheckable(true);
}
connect(grpScreenRotation, &QActionGroup::triggered, this, &MainWindow::onChangeScreenRotation);
}
{
QMenu* submenu = menu->addMenu("Screen gap");
grpScreenGap = new QActionGroup(submenu);
const int screengap[] = {0, 1, 8, 64, 90, 128};
for (int i = 0; i < 6; i++)
{
int data = screengap[i];
actScreenGap[i] = submenu->addAction(QString("%1 px").arg(data));
actScreenGap[i]->setActionGroup(grpScreenGap);
actScreenGap[i]->setData(QVariant(data));
actScreenGap[i]->setCheckable(true);
}
connect(grpScreenGap, &QActionGroup::triggered, this, &MainWindow::onChangeScreenGap);
}
{
QMenu* submenu = menu->addMenu("Screen layout");
grpScreenLayout = new QActionGroup(submenu);
const char* screenlayout[] = {"Natural", "Vertical", "Horizontal", "Hybrid"};
for (int i = 0; i < 4; i++)
{
actScreenLayout[i] = submenu->addAction(QString(screenlayout[i]));
actScreenLayout[i]->setActionGroup(grpScreenLayout);
actScreenLayout[i]->setData(QVariant(i));
actScreenLayout[i]->setCheckable(true);
}
connect(grpScreenLayout, &QActionGroup::triggered, this, &MainWindow::onChangeScreenLayout);
submenu->addSeparator();
actScreenSwap = submenu->addAction("Swap screens");
actScreenSwap->setCheckable(true);
connect(actScreenSwap, &QAction::triggered, this, &MainWindow::onChangeScreenSwap);
}
{
QMenu* submenu = menu->addMenu("Screen sizing");
grpScreenSizing = new QActionGroup(submenu);
const char* screensizing[] = {"Even", "Emphasize top", "Emphasize bottom", "Auto", "Top only", "Bottom only"};
for (int i = 0; i < screenSizing_MAX; i++)
{
actScreenSizing[i] = submenu->addAction(QString(screensizing[i]));
actScreenSizing[i]->setActionGroup(grpScreenSizing);
actScreenSizing[i]->setData(QVariant(i));
actScreenSizing[i]->setCheckable(true);
}
connect(grpScreenSizing, &QActionGroup::triggered, this, &MainWindow::onChangeScreenSizing);
submenu->addSeparator();
actIntegerScaling = submenu->addAction("Force integer scaling");
actIntegerScaling->setCheckable(true);
connect(actIntegerScaling, &QAction::triggered, this, &MainWindow::onChangeIntegerScaling);
}
{
QMenu* submenu = menu->addMenu("Aspect ratio");
grpScreenAspectTop = new QActionGroup(submenu);
grpScreenAspectBot = new QActionGroup(submenu);
actScreenAspectTop = new QAction*[sizeof(aspectRatios) / sizeof(aspectRatios[0])];
actScreenAspectBot = new QAction*[sizeof(aspectRatios) / sizeof(aspectRatios[0])];
for (int i = 0; i < 2; i++)
{
QActionGroup* group = grpScreenAspectTop;
QAction** actions = actScreenAspectTop;
if (i == 1)
{
group = grpScreenAspectBot;
submenu->addSeparator();
actions = actScreenAspectBot;
}
for (int j = 0; j < sizeof(aspectRatios) / sizeof(aspectRatios[0]); j++)
{
auto ratio = aspectRatios[j];
QString label = QString("%1 %2").arg(i ? "Bottom" : "Top", ratio.label);
actions[j] = submenu->addAction(label);
actions[j]->setActionGroup(group);
actions[j]->setData(QVariant(ratio.id));
actions[j]->setCheckable(true);
}
connect(group, &QActionGroup::triggered, this, &MainWindow::onChangeScreenAspect);
}
}
actScreenFiltering = menu->addAction("Screen filtering");
actScreenFiltering->setCheckable(true);
connect(actScreenFiltering, &QAction::triggered, this, &MainWindow::onChangeScreenFiltering);
actShowOSD = menu->addAction("Show OSD");
actShowOSD->setCheckable(true);
connect(actShowOSD, &QAction::triggered, this, &MainWindow::onChangeShowOSD);
menu->addSeparator();
actLimitFramerate = menu->addAction("Limit framerate");
actLimitFramerate->setCheckable(true);
connect(actLimitFramerate, &QAction::triggered, this, &MainWindow::onChangeLimitFramerate);
actAudioSync = menu->addAction("Audio sync");
actAudioSync->setCheckable(true);
connect(actAudioSync, &QAction::triggered, this, &MainWindow::onChangeAudioSync);
}
setMenuBar(menubar);
resize(Config::WindowWidth, Config::WindowHeight);
if (Config::FirmwareUsername == "Arisotura")
actMPNewInstance->setText("Fart");
#ifdef Q_OS_MAC
QPoint screenCenter = screen()->availableGeometry().center();
QRect frameGeo = frameGeometry();
frameGeo.moveCenter(screenCenter);
move(frameGeo.topLeft());
#endif
if (oldMax)
showMaximized();
else
show();
createScreenPanel();
actEjectCart->setEnabled(false);
actEjectGBACart->setEnabled(false);
if (Config::ConsoleType == 1)
{
actInsertGBACart->setEnabled(false);
for (int i = 0; i < 1; i++)
actInsertGBAAddon[i]->setEnabled(false);
}
for (int i = 0; i < 9; i++)
{
actSaveState[i]->setEnabled(false);
actLoadState[i]->setEnabled(false);
}
actUndoStateLoad->setEnabled(false);
actImportSavefile->setEnabled(false);
actPause->setEnabled(false);
actReset->setEnabled(false);
actStop->setEnabled(false);
actFrameStep->setEnabled(false);
actPowerManagement->setEnabled(false);
actSetupCheats->setEnabled(false);
actTitleManager->setEnabled(!Config::DSiNANDPath.empty());
actEnableCheats->setChecked(Config::EnableCheats);
actROMInfo->setEnabled(false);
actRAMInfo->setEnabled(false);
actSavestateSRAMReloc->setChecked(Config::SavestateRelocSRAM);
actScreenRotation[Config::ScreenRotation]->setChecked(true);
for (int i = 0; i < 6; i++)
{
if (actScreenGap[i]->data().toInt() == Config::ScreenGap)
{
actScreenGap[i]->setChecked(true);
break;
}
}
actScreenLayout[Config::ScreenLayout]->setChecked(true);
actScreenSizing[Config::ScreenSizing]->setChecked(true);
actIntegerScaling->setChecked(Config::IntegerScaling);
actScreenSwap->setChecked(Config::ScreenSwap);
for (int i = 0; i < sizeof(aspectRatios) / sizeof(aspectRatios[0]); i++)
{
if (Config::ScreenAspectTop == aspectRatios[i].id)
actScreenAspectTop[i]->setChecked(true);
if (Config::ScreenAspectBot == aspectRatios[i].id)
actScreenAspectBot[i]->setChecked(true);
}
actScreenFiltering->setChecked(Config::ScreenFilter);
actShowOSD->setChecked(Config::ShowOSD);
actLimitFramerate->setChecked(Config::LimitFPS);
actAudioSync->setChecked(Config::AudioSync);
if (inst > 0)
{
actEmuSettings->setEnabled(false);
actVideoSettings->setEnabled(false);
actMPSettings->setEnabled(false);
actWifiSettings->setEnabled(false);
actInterfaceSettings->setEnabled(false);
#ifdef __APPLE__
actPreferences->setEnabled(false);
#endif // __APPLE__
}
}
MainWindow::~MainWindow()
{
}
void MainWindow::closeEvent(QCloseEvent* event)
{
if (hasOGL)
{
// we intentionally don't unpause here
emuThread->emuPause();
emuThread->deinitContext();
}
QMainWindow::closeEvent(event);
}
void MainWindow::createScreenPanel()
{
hasOGL = (Config::ScreenUseGL != 0) || (Config::_3DRenderer != 0);
if (hasOGL)
{
ScreenPanelGL* panelGL = new ScreenPanelGL(this);
panelGL->show();
panel = panelGL;
panelWidget = panelGL;
panelGL->createContext();
}
if (!hasOGL)
{
ScreenPanelNative* panelNative = new ScreenPanelNative(this);
panel = panelNative;
panelWidget = panelNative;
panelWidget->show();
}
setCentralWidget(panelWidget);
actScreenFiltering->setEnabled(hasOGL);
connect(this, SIGNAL(screenLayoutChange()), panelWidget, SLOT(onScreenLayoutChanged()));
emit screenLayoutChange();
}
GL::Context* MainWindow::getOGLContext()
{
if (!hasOGL) return nullptr;
ScreenPanelGL* glpanel = static_cast<ScreenPanelGL*>(panel);
return glpanel->getContext();
}
void MainWindow::resizeEvent(QResizeEvent* event)
{
int w = event->size().width();
int h = event->size().height();
if (!isFullScreen())
{
// this is ugly
// thing is, when maximizing the window, we first receive the resizeEvent
// with a new size matching the screen, then the changeEvent telling us that
// the maximized flag was updated
oldW = Config::WindowWidth;
oldH = Config::WindowHeight;
oldMax = isMaximized();
Config::WindowWidth = w;
Config::WindowHeight = h;
}
}
void MainWindow::changeEvent(QEvent* event)
{
if (isMaximized() && !oldMax)
{
Config::WindowWidth = oldW;
Config::WindowHeight = oldH;
}
Config::WindowMaximized = isMaximized() ? 1:0;
}
void MainWindow::keyPressEvent(QKeyEvent* event)
{
if (event->isAutoRepeat()) return;
// TODO!! REMOVE ME IN RELEASE BUILDS!!
//if (event->key() == Qt::Key_F11) NDS::debug(0);
Input::KeyPress(event);
}
void MainWindow::keyReleaseEvent(QKeyEvent* event)
{
if (event->isAutoRepeat()) return;
Input::KeyRelease(event);
}
void MainWindow::dragEnterEvent(QDragEnterEvent* event)
{
if (!event->mimeData()->hasUrls()) return;
QList<QUrl> urls = event->mimeData()->urls();
if (urls.count() > 1) return; // not handling more than one file at once
QString filename = urls.at(0).toLocalFile();
if (FileIsSupportedFiletype(filename))
event->acceptProposedAction();
}
void MainWindow::dropEvent(QDropEvent* event)
{
if (!event->mimeData()->hasUrls()) return;
QList<QUrl> urls = event->mimeData()->urls();
if (urls.count() > 1) return; // not handling more than one file at once
emuThread->emuPause();
if (!verifySetup())
{
emuThread->emuUnpause();
return;
}
const QStringList file = splitArchivePath(urls.at(0).toLocalFile(), false);
if (file.isEmpty())
{
emuThread->emuUnpause();
return;
}
const QString filename = file.last();
const bool romInsideArchive = file.size() > 1;
const auto matchMode = romInsideArchive ? QMimeDatabase::MatchExtension : QMimeDatabase::MatchDefault;
const QMimeType mimetype = QMimeDatabase().mimeTypeForFile(filename, matchMode);
bool isNdsRom = NdsRomByExtension(filename) || NdsRomByMimetype(mimetype);
bool isGbaRom = GbaRomByExtension(filename) || GbaRomByMimetype(mimetype);
isNdsRom |= ZstdNdsRomByExtension(filename);
isGbaRom |= ZstdGbaRomByExtension(filename);
if (isNdsRom)
{
if (!ROMManager::LoadROM(file, true))
{
// TODO: better error reporting?
QMessageBox::critical(this, "melonDS", "Failed to load the DS ROM.");
emuThread->emuUnpause();
return;
}
const QString barredFilename = file.join('|');
recentFileList.removeAll(barredFilename);
recentFileList.prepend(barredFilename);
updateRecentFilesMenu();
NDS::Start();
emuThread->emuRun();
updateCartInserted(false);
}
else if (isGbaRom)
{
if (!ROMManager::LoadGBAROM(file))
{
// TODO: better error reporting?
QMessageBox::critical(this, "melonDS", "Failed to load the GBA ROM.");
emuThread->emuUnpause();
return;
}
emuThread->emuUnpause();
updateCartInserted(true);
}
else
{
QMessageBox::critical(this, "melonDS", "The file could not be recognized as a DS or GBA ROM.");
emuThread->emuUnpause();
return;
}
}
void MainWindow::focusInEvent(QFocusEvent* event)
{
AudioInOut::AudioMute(mainWindow);
}
void MainWindow::focusOutEvent(QFocusEvent* event)
{
AudioInOut::AudioMute(mainWindow);
}
void MainWindow::onAppStateChanged(Qt::ApplicationState state)
{
if (state == Qt::ApplicationInactive)
{
if (Config::PauseLostFocus && emuThread->emuIsRunning())
emuThread->emuPause();
}
else if (state == Qt::ApplicationActive)
{
if (Config::PauseLostFocus && !pausedManually)
emuThread->emuUnpause();
}
}
bool MainWindow::verifySetup()
{
QString res = ROMManager::VerifySetup();
if (!res.isEmpty())
{
QMessageBox::critical(this, "melonDS", res);
return false;
}
return true;
}
bool MainWindow::preloadROMs(QStringList file, QStringList gbafile, bool boot)
{
if (!verifySetup())
{
return false;
}
bool gbaloaded = false;
if (!gbafile.isEmpty())
{
if (!ROMManager::LoadGBAROM(gbafile))
{
// TODO: better error reporting?
QMessageBox::critical(this, "melonDS", "Failed to load the GBA ROM.");
return false;
}
gbaloaded = true;
}
bool ndsloaded = false;
if (!file.isEmpty())
{
if (!ROMManager::LoadROM(file, true))
{
// TODO: better error reporting?
QMessageBox::critical(this, "melonDS", "Failed to load the ROM.");
return false;
}
recentFileList.removeAll(file.join("|"));
recentFileList.prepend(file.join("|"));
updateRecentFilesMenu();
ndsloaded = true;
}
if (boot)
{
if (ndsloaded)
{
NDS::Start();
emuThread->emuRun();
}
else
{
onBootFirmware();
}
}
updateCartInserted(false);
if (gbaloaded)
{
updateCartInserted(true);
}
return true;
}
QStringList MainWindow::splitArchivePath(const QString& filename, bool useMemberSyntax)
{
if (filename.isEmpty()) return {};
#ifdef ARCHIVE_SUPPORT_ENABLED
if (useMemberSyntax)
{
const QStringList filenameParts = filename.split('|');
if (filenameParts.size() > 2)
{
QMessageBox::warning(this, "melonDS", "This path contains too many '|'.");
return {};
}
if (filenameParts.size() == 2)
{
const QString archive = filenameParts.at(0);
if (!QFileInfo(archive).exists())
{
QMessageBox::warning(this, "melonDS", "This archive does not exist.");
return {};
}
const QString subfile = filenameParts.at(1);
if (!Archive::ListArchive(archive).contains(subfile))
{
QMessageBox::warning(this, "melonDS", "This archive does not contain the desired file.");
return {};
}
return filenameParts;
}
}
#endif
if (!QFileInfo(filename).exists())
{
QMessageBox::warning(this, "melonDS", "This ROM file does not exist.");
return {};
}
#ifdef ARCHIVE_SUPPORT_ENABLED
if (SupportedArchiveByExtension(filename)
|| SupportedArchiveByMimetype(QMimeDatabase().mimeTypeForFile(filename)))
{
const QString subfile = pickFileFromArchive(filename);
if (subfile.isEmpty())
return {};
return { filename, subfile };
}
#endif
return { filename };
}
QString MainWindow::pickFileFromArchive(QString archiveFileName)
{
QVector<QString> archiveROMList = Archive::ListArchive(archiveFileName);
if (archiveROMList.size() <= 1)
{
if (!archiveROMList.isEmpty() && archiveROMList.at(0) == "OK")
QMessageBox::warning(this, "melonDS", "This archive is empty.");
else
QMessageBox::critical(this, "melonDS", "This archive could not be read. It may be corrupt or you don't have the permissions.");
return QString();
}
archiveROMList.removeFirst();
const auto notSupportedRom = [&](const auto& filename){
if (NdsRomByExtension(filename) || GbaRomByExtension(filename))
return false;
const QMimeType mimetype = QMimeDatabase().mimeTypeForFile(filename, QMimeDatabase::MatchExtension);
return !(NdsRomByMimetype(mimetype) || GbaRomByMimetype(mimetype));
};
archiveROMList.erase(std::remove_if(archiveROMList.begin(), archiveROMList.end(), notSupportedRom),
archiveROMList.end());
if (archiveROMList.isEmpty())
{
QMessageBox::warning(this, "melonDS", "This archive does not contain any supported ROMs.");
return QString();
}
if (archiveROMList.size() == 1)
return archiveROMList.first();
bool ok;
const QString toLoad = QInputDialog::getItem(
this, "melonDS",
"This archive contains multiple files. Select which ROM you want to load.",
archiveROMList.toList(), 0, false, &ok
);
if (ok) return toLoad;
// User clicked on cancel
return QString();
}
QStringList MainWindow::pickROM(bool gba)
{
const QString console = gba ? "GBA" : "DS";
const QStringList& romexts = gba ? GbaRomExtensions : NdsRomExtensions;
QString rawROMs = romexts.join(" *");
QString extraFilters = ";;" + console + " ROMs (*" + rawROMs;
QString allROMs = rawROMs;
QString zstdROMs = "*" + romexts.join(".zst *") + ".zst";
extraFilters += ");;Zstandard-compressed " + console + " ROMs (" + zstdROMs + ")";
allROMs += " " + zstdROMs;
#ifdef ARCHIVE_SUPPORT_ENABLED
QString archives = "*" + ArchiveExtensions.join(" *");
extraFilters += ";;Archives (" + archives + ")";
allROMs += " " + archives;
#endif
extraFilters += ";;All files (*.*)";
const QString filename = QFileDialog::getOpenFileName(
this, "Open " + console + " ROM",
QString::fromStdString(Config::LastROMFolder),
"All supported files (*" + allROMs + ")" + extraFilters
);
if (filename.isEmpty()) return {};
Config::LastROMFolder = QFileInfo(filename).dir().path().toStdString();
return splitArchivePath(filename, false);
}
void MainWindow::updateCartInserted(bool gba)
{
bool inserted;
if (gba)
{
inserted = ROMManager::GBACartInserted() && (Config::ConsoleType == 0);
actCurrentGBACart->setText("GBA slot: " + ROMManager::GBACartLabel());
actEjectGBACart->setEnabled(inserted);
}
else
{
inserted = ROMManager::CartInserted();
actCurrentCart->setText("DS slot: " + ROMManager::CartLabel());
actEjectCart->setEnabled(inserted);
actImportSavefile->setEnabled(inserted);
actSetupCheats->setEnabled(inserted);
actROMInfo->setEnabled(inserted);
actRAMInfo->setEnabled(inserted);
}
}
void MainWindow::onOpenFile()
{
emuThread->emuPause();
if (!verifySetup())
{
emuThread->emuUnpause();
return;
}
QStringList file = pickROM(false);
if (file.isEmpty())
{
emuThread->emuUnpause();
return;
}
if (!ROMManager::LoadROM(file, true))
{
// TODO: better error reporting?
QMessageBox::critical(this, "melonDS", "Failed to load the ROM.");
emuThread->emuUnpause();
return;
}
QString filename = file.join('|');
recentFileList.removeAll(filename);
recentFileList.prepend(filename);
updateRecentFilesMenu();
NDS::Start();
emuThread->emuRun();
updateCartInserted(false);
}
void MainWindow::onClearRecentFiles()
{
recentFileList.clear();
for (int i = 0; i < 10; i++)
Config::RecentROMList[i] = "";
updateRecentFilesMenu();
}
void MainWindow::updateRecentFilesMenu()
{
recentMenu->clear();
for (int i = 0; i < recentFileList.size(); ++i)
{
if (i >= 10) break;
QString item_full = recentFileList.at(i);
QString item_display = item_full;
int itemlen = item_full.length();
const int maxlen = 100;
if (itemlen > maxlen)
{
int cut_start = 0;
while (item_full[cut_start] != '/' && item_full[cut_start] != '\\' &&
cut_start < itemlen)
cut_start++;
int cut_end = itemlen-1;
while (((item_full[cut_end] != '/' && item_full[cut_end] != '\\') ||
(cut_start+4+(itemlen-cut_end) < maxlen)) &&
cut_end > 0)
cut_end--;
item_display.truncate(cut_start+1);
item_display += "...";
item_display += QString(item_full).remove(0, cut_end);
}
QAction *actRecentFile_i = recentMenu->addAction(QString("%1. %2").arg(i+1).arg(item_display));
actRecentFile_i->setData(item_full);
connect(actRecentFile_i, &QAction::triggered, this, &MainWindow::onClickRecentFile);
Config::RecentROMList[i] = recentFileList.at(i).toStdString();
}
while (recentFileList.size() > 10)
recentFileList.removeLast();
recentMenu->addSeparator();
QAction *actClearRecentList = recentMenu->addAction("Clear");
connect(actClearRecentList, &QAction::triggered, this, &MainWindow::onClearRecentFiles);
if (recentFileList.empty())
actClearRecentList->setEnabled(false);
Config::Save();
}
void MainWindow::onClickRecentFile()
{
QAction *act = (QAction *)sender();
QString filename = act->data().toString();
emuThread->emuPause();
if (!verifySetup())
{
emuThread->emuUnpause();
return;
}
const QStringList file = splitArchivePath(filename, true);
if (file.isEmpty())
{
emuThread->emuUnpause();
return;
}
if (!ROMManager::LoadROM(file, true))
{
// TODO: better error reporting?
QMessageBox::critical(this, "melonDS", "Failed to load the ROM.");
emuThread->emuUnpause();
return;
}
recentFileList.removeAll(filename);
recentFileList.prepend(filename);
updateRecentFilesMenu();
NDS::Start();
emuThread->emuRun();
updateCartInserted(false);
}
void MainWindow::onBootFirmware()
{
emuThread->emuPause();
if (!verifySetup())
{
emuThread->emuUnpause();
return;
}
if (!ROMManager::LoadBIOS())
{
// TODO: better error reporting?
QMessageBox::critical(this, "melonDS", "This firmware is not bootable.");
emuThread->emuUnpause();
return;
}
NDS::Start();
emuThread->emuRun();
}
void MainWindow::onInsertCart()
{
emuThread->emuPause();
QStringList file = pickROM(false);
if (file.isEmpty())
{
emuThread->emuUnpause();
return;
}
if (!ROMManager::LoadROM(file, false))
{
// TODO: better error reporting?
QMessageBox::critical(this, "melonDS", "Failed to load the ROM.");
emuThread->emuUnpause();
return;
}
emuThread->emuUnpause();
updateCartInserted(false);
}
void MainWindow::onEjectCart()
{
emuThread->emuPause();
ROMManager::EjectCart();
emuThread->emuUnpause();
updateCartInserted(false);
}
void MainWindow::onInsertGBACart()
{
emuThread->emuPause();
QStringList file = pickROM(true);
if (file.isEmpty())
{
emuThread->emuUnpause();
return;
}
if (!ROMManager::LoadGBAROM(file))
{
// TODO: better error reporting?
QMessageBox::critical(this, "melonDS", "Failed to load the ROM.");
emuThread->emuUnpause();
return;
}
emuThread->emuUnpause();
updateCartInserted(true);
}
void MainWindow::onInsertGBAAddon()
{
QAction* act = (QAction*)sender();
int type = act->data().toInt();
emuThread->emuPause();
ROMManager::LoadGBAAddon(type);
emuThread->emuUnpause();
updateCartInserted(true);
}
void MainWindow::onEjectGBACart()
{
emuThread->emuPause();
ROMManager::EjectGBACart();
emuThread->emuUnpause();
updateCartInserted(true);
}
void MainWindow::onSaveState()
{
int slot = ((QAction*)sender())->data().toInt();
emuThread->emuPause();
std::string filename;
if (slot > 0)
{
filename = ROMManager::GetSavestateName(slot);
}
else
{
// TODO: specific 'last directory' for savestate files?
QString qfilename = QFileDialog::getSaveFileName(this,
"Save state",
QString::fromStdString(Config::LastROMFolder),
"melonDS savestates (*.mln);;Any file (*.*)");
if (qfilename.isEmpty())
{
emuThread->emuUnpause();
return;
}
filename = qfilename.toStdString();
}
if (ROMManager::SaveState(filename))
{
char msg[64];
if (slot > 0) sprintf(msg, "State saved to slot %d", slot);
else sprintf(msg, "State saved to file");
OSD::AddMessage(0, msg);
actLoadState[slot]->setEnabled(true);
}
else
{
OSD::AddMessage(0xFFA0A0, "State save failed");
}
emuThread->emuUnpause();
}
void MainWindow::onLoadState()
{
int slot = ((QAction*)sender())->data().toInt();
emuThread->emuPause();
std::string filename;
if (slot > 0)
{
filename = ROMManager::GetSavestateName(slot);
}
else
{
// TODO: specific 'last directory' for savestate files?
QString qfilename = QFileDialog::getOpenFileName(this,
"Load state",
QString::fromStdString(Config::LastROMFolder),
"melonDS savestates (*.ml*);;Any file (*.*)");
if (qfilename.isEmpty())
{
emuThread->emuUnpause();
return;
}
filename = qfilename.toStdString();
}
if (!Platform::FileExists(filename))
{
char msg[64];
if (slot > 0) sprintf(msg, "State slot %d is empty", slot);
else sprintf(msg, "State file does not exist");
OSD::AddMessage(0xFFA0A0, msg);
emuThread->emuUnpause();
return;
}
if (ROMManager::LoadState(filename))
{
char msg[64];
if (slot > 0) sprintf(msg, "State loaded from slot %d", slot);
else sprintf(msg, "State loaded from file");
OSD::AddMessage(0, msg);
actUndoStateLoad->setEnabled(true);
}
else
{
OSD::AddMessage(0xFFA0A0, "State load failed");
}
emuThread->emuUnpause();
}
void MainWindow::onUndoStateLoad()
{
emuThread->emuPause();
ROMManager::UndoStateLoad();
emuThread->emuUnpause();
OSD::AddMessage(0, "State load undone");
}
void MainWindow::onImportSavefile()
{
emuThread->emuPause();
QString path = QFileDialog::getOpenFileName(this,
"Select savefile",
QString::fromStdString(Config::LastROMFolder),
"Savefiles (*.sav *.bin *.dsv);;Any file (*.*)");
if (path.isEmpty())
{
emuThread->emuUnpause();
return;
}
FILE* f = Platform::OpenFile(path.toStdString(), "rb", true);
if (!f)
{
QMessageBox::critical(this, "melonDS", "Could not open the given savefile.");
emuThread->emuUnpause();
return;
}
if (RunningSomething)
{
if (QMessageBox::warning(this,
"melonDS",
"The emulation will be reset and the current savefile overwritten.",
QMessageBox::Ok, QMessageBox::Cancel) != QMessageBox::Ok)
{
emuThread->emuUnpause();
return;
}
ROMManager::Reset();
}
u32 len;
fseek(f, 0, SEEK_END);
len = (u32)ftell(f);
u8* data = new u8[len];
fseek(f, 0, SEEK_SET);
fread(data, len, 1, f);
NDS::LoadSave(data, len);
delete[] data;
fclose(f);
emuThread->emuUnpause();
}
void MainWindow::onQuit()
{
#ifndef _WIN32
signalSn->setEnabled(false);
#endif
QApplication::quit();
}
void MainWindow::onPause(bool checked)
{
if (!RunningSomething) return;
if (checked)
{
emuThread->emuPause();
OSD::AddMessage(0, "Paused");
pausedManually = true;
}
else
{
emuThread->emuUnpause();
OSD::AddMessage(0, "Resumed");
pausedManually = false;
}
}
void MainWindow::onReset()
{
if (!RunningSomething) return;
emuThread->emuPause();
actUndoStateLoad->setEnabled(false);
ROMManager::Reset();
OSD::AddMessage(0, "Reset");
emuThread->emuRun();
}
void MainWindow::onStop()
{
if (!RunningSomething) return;
emuThread->emuPause();
NDS::Stop();
}
void MainWindow::onFrameStep()
{
if (!RunningSomething) return;
emuThread->emuFrameStep();
}
void MainWindow::onEnableCheats(bool checked)
{
Config::EnableCheats = checked?1:0;
ROMManager::EnableCheats(Config::EnableCheats != 0);
}
void MainWindow::onSetupCheats()
{
emuThread->emuPause();
CheatsDialog* dlg = CheatsDialog::openDlg(this);
connect(dlg, &CheatsDialog::finished, this, &MainWindow::onCheatsDialogFinished);
}
void MainWindow::onCheatsDialogFinished(int res)
{
emuThread->emuUnpause();
}
void MainWindow::onROMInfo()
{
ROMInfoDialog* dlg = ROMInfoDialog::openDlg(this);
}
void MainWindow::onRAMInfo()
{
RAMInfoDialog* dlg = RAMInfoDialog::openDlg(this);
}
void MainWindow::onOpenTitleManager()
{
TitleManagerDialog* dlg = TitleManagerDialog::openDlg(this);
}
void MainWindow::onMPNewInstance()
{
//QProcess::startDetached(QApplication::applicationFilePath());
QProcess newinst;
newinst.setProgram(QApplication::applicationFilePath());
newinst.setArguments(QApplication::arguments().mid(1, QApplication::arguments().length()-1));
#ifdef __WIN32__
newinst.setCreateProcessArgumentsModifier([] (QProcess::CreateProcessArguments *args)
{
args->flags |= CREATE_NEW_CONSOLE;
});
#endif
newinst.startDetached();
}
void MainWindow::onOpenEmuSettings()
{
emuThread->emuPause();
EmuSettingsDialog* dlg = EmuSettingsDialog::openDlg(this);
connect(dlg, &EmuSettingsDialog::finished, this, &MainWindow::onEmuSettingsDialogFinished);
}
void MainWindow::onEmuSettingsDialogFinished(int res)
{
emuThread->emuUnpause();
if (Config::ConsoleType == 1)
{
actInsertGBACart->setEnabled(false);
for (int i = 0; i < 1; i++)
actInsertGBAAddon[i]->setEnabled(false);
actEjectGBACart->setEnabled(false);
}
else
{
actInsertGBACart->setEnabled(true);
for (int i = 0; i < 1; i++)
actInsertGBAAddon[i]->setEnabled(true);
actEjectGBACart->setEnabled(ROMManager::GBACartInserted());
}
if (EmuSettingsDialog::needsReset)
onReset();
actCurrentGBACart->setText("GBA slot: " + ROMManager::GBACartLabel());
if (!RunningSomething)
actTitleManager->setEnabled(!Config::DSiNANDPath.empty());
}
void MainWindow::onOpenPowerManagement()
{
PowerManagementDialog* dlg = PowerManagementDialog::openDlg(this);
}
void MainWindow::onOpenInputConfig()
{
emuThread->emuPause();
InputConfigDialog* dlg = InputConfigDialog::openDlg(this);
connect(dlg, &InputConfigDialog::finished, this, &MainWindow::onInputConfigFinished);
}
void MainWindow::onInputConfigFinished(int res)
{
emuThread->emuUnpause();
}
void MainWindow::onOpenVideoSettings()
{
VideoSettingsDialog* dlg = VideoSettingsDialog::openDlg(this);
connect(dlg, &VideoSettingsDialog::updateVideoSettings, this, &MainWindow::onUpdateVideoSettings);
}
void MainWindow::onOpenCameraSettings()
{
emuThread->emuPause();
camStarted[0] = camManager[0]->isStarted();
camStarted[1] = camManager[1]->isStarted();
if (camStarted[0]) camManager[0]->stop();
if (camStarted[1]) camManager[1]->stop();
CameraSettingsDialog* dlg = CameraSettingsDialog::openDlg(this);
connect(dlg, &CameraSettingsDialog::finished, this, &MainWindow::onCameraSettingsFinished);
}
void MainWindow::onCameraSettingsFinished(int res)
{
if (camStarted[0]) camManager[0]->start();
if (camStarted[1]) camManager[1]->start();
emuThread->emuUnpause();
}
void MainWindow::onOpenAudioSettings()
{
AudioSettingsDialog* dlg = AudioSettingsDialog::openDlg(this, emuThread->emuIsActive());
connect(emuThread, &EmuThread::syncVolumeLevel, dlg, &AudioSettingsDialog::onSyncVolumeLevel);
connect(emuThread, &EmuThread::windowEmuStart, dlg, &AudioSettingsDialog::onConsoleReset);
connect(dlg, &AudioSettingsDialog::updateAudioSettings, this, &MainWindow::onUpdateAudioSettings);
connect(dlg, &AudioSettingsDialog::finished, this, &MainWindow::onAudioSettingsFinished);
}
void MainWindow::onOpenFirmwareSettings()
{
emuThread->emuPause();
FirmwareSettingsDialog* dlg = FirmwareSettingsDialog::openDlg(this);
connect(dlg, &FirmwareSettingsDialog::finished, this, &MainWindow::onFirmwareSettingsFinished);
}
void MainWindow::onFirmwareSettingsFinished(int res)
{
if (FirmwareSettingsDialog::needsReset)
onReset();
emuThread->emuUnpause();
}
void MainWindow::onOpenPathSettings()
{
emuThread->emuPause();
PathSettingsDialog* dlg = PathSettingsDialog::openDlg(this);
connect(dlg, &PathSettingsDialog::finished, this, &MainWindow::onPathSettingsFinished);
}
void MainWindow::onPathSettingsFinished(int res)
{
if (PathSettingsDialog::needsReset)
onReset();
emuThread->emuUnpause();
}
void MainWindow::onUpdateAudioSettings()
{
SPU::SetInterpolation(Config::AudioInterp);
if (Config::AudioBitrate == 0)
SPU::SetDegrade10Bit(NDS::ConsoleType == 0);
else
SPU::SetDegrade10Bit(Config::AudioBitrate == 1);
}
void MainWindow::onAudioSettingsFinished(int res)
{
AudioInOut::UpdateSettings();
}
void MainWindow::onOpenMPSettings()
{
emuThread->emuPause();
MPSettingsDialog* dlg = MPSettingsDialog::openDlg(this);
connect(dlg, &MPSettingsDialog::finished, this, &MainWindow::onMPSettingsFinished);
}
void MainWindow::onMPSettingsFinished(int res)
{
AudioInOut::AudioMute(mainWindow);
LocalMP::SetRecvTimeout(Config::MPRecvTimeout);
emuThread->emuUnpause();
}
void MainWindow::onOpenWifiSettings()
{
emuThread->emuPause();
WifiSettingsDialog* dlg = WifiSettingsDialog::openDlg(this);
connect(dlg, &WifiSettingsDialog::finished, this, &MainWindow::onWifiSettingsFinished);
}
void MainWindow::onWifiSettingsFinished(int res)
{
Platform::LAN_DeInit();
Platform::LAN_Init();
if (WifiSettingsDialog::needsReset)
onReset();
emuThread->emuUnpause();
}
void MainWindow::onOpenInterfaceSettings()
{
emuThread->emuPause();
InterfaceSettingsDialog* dlg = InterfaceSettingsDialog::openDlg(this);
connect(dlg, &InterfaceSettingsDialog::finished, this, &MainWindow::onInterfaceSettingsFinished);
connect(dlg, &InterfaceSettingsDialog::updateMouseTimer, this, &MainWindow::onUpdateMouseTimer);
}
void MainWindow::onUpdateMouseTimer()
{
panel->mouseTimer->setInterval(Config::MouseHideSeconds*1000);
}
void MainWindow::onInterfaceSettingsFinished(int res)
{
emuThread->emuUnpause();
}
void MainWindow::onChangeSavestateSRAMReloc(bool checked)
{
Config::SavestateRelocSRAM = checked?1:0;
}
void MainWindow::onChangeScreenSize()
{
int factor = ((QAction*)sender())->data().toInt();
QSize diff = size() - panelWidget->size();
resize(panel->screenGetMinSize(factor) + diff);
}
void MainWindow::onChangeScreenRotation(QAction* act)
{
int rot = act->data().toInt();
Config::ScreenRotation = rot;
emit screenLayoutChange();
}
void MainWindow::onChangeScreenGap(QAction* act)
{
int gap = act->data().toInt();
Config::ScreenGap = gap;
emit screenLayoutChange();
}
void MainWindow::onChangeScreenLayout(QAction* act)
{
int layout = act->data().toInt();
Config::ScreenLayout = layout;
emit screenLayoutChange();
}
void MainWindow::onChangeScreenSwap(bool checked)
{
Config::ScreenSwap = checked?1:0;
// Swap between top and bottom screen when displaying one screen.
if (Config::ScreenSizing == screenSizing_TopOnly)
{
// Bottom Screen.
Config::ScreenSizing = screenSizing_BotOnly;
actScreenSizing[screenSizing_TopOnly]->setChecked(false);
actScreenSizing[Config::ScreenSizing]->setChecked(true);
}
else if (Config::ScreenSizing == screenSizing_BotOnly)
{
// Top Screen.
Config::ScreenSizing = screenSizing_TopOnly;
actScreenSizing[screenSizing_BotOnly]->setChecked(false);
actScreenSizing[Config::ScreenSizing]->setChecked(true);
}
emit screenLayoutChange();
}
void MainWindow::onChangeScreenSizing(QAction* act)
{
int sizing = act->data().toInt();
Config::ScreenSizing = sizing;
emit screenLayoutChange();
}
void MainWindow::onChangeScreenAspect(QAction* act)
{
int aspect = act->data().toInt();
QActionGroup* group = act->actionGroup();
if (group == grpScreenAspectTop)
{
Config::ScreenAspectTop = aspect;
}
else
{
Config::ScreenAspectBot = aspect;
}
emit screenLayoutChange();
}
void MainWindow::onChangeIntegerScaling(bool checked)
{
Config::IntegerScaling = checked?1:0;
emit screenLayoutChange();
}
void MainWindow::onChangeScreenFiltering(bool checked)
{
Config::ScreenFilter = checked?1:0;
emit screenLayoutChange();
}
void MainWindow::onChangeShowOSD(bool checked)
{
Config::ShowOSD = checked?1:0;
}
void MainWindow::onChangeLimitFramerate(bool checked)
{
Config::LimitFPS = checked?1:0;
}
void MainWindow::onChangeAudioSync(bool checked)
{
Config::AudioSync = checked?1:0;
}
void MainWindow::onTitleUpdate(QString title)
{
setWindowTitle(title);
}
void ToggleFullscreen(MainWindow* mainWindow)
{
if (!mainWindow->isFullScreen())
{
mainWindow->showFullScreen();
mainWindow->menuBar()->setFixedHeight(0); // Don't use hide() as menubar actions stop working
}
else
{
mainWindow->showNormal();
int menuBarHeight = mainWindow->menuBar()->sizeHint().height();
mainWindow->menuBar()->setFixedHeight(menuBarHeight);
}
}
void MainWindow::onFullscreenToggled()
{
ToggleFullscreen(this);
}
void MainWindow::onScreenEmphasisToggled()
{
int currentSizing = Config::ScreenSizing;
if (currentSizing == screenSizing_EmphTop)
{
Config::ScreenSizing = screenSizing_EmphBot;
}
else if (currentSizing == screenSizing_EmphBot)
{
Config::ScreenSizing = screenSizing_EmphTop;
}
emit screenLayoutChange();
}
void MainWindow::onEmuStart()
{
for (int i = 1; i < 9; i++)
{
actSaveState[i]->setEnabled(true);
actLoadState[i]->setEnabled(ROMManager::SavestateExists(i));
}
actSaveState[0]->setEnabled(true);
actLoadState[0]->setEnabled(true);
actUndoStateLoad->setEnabled(false);
actPause->setEnabled(true);
actPause->setChecked(false);
actReset->setEnabled(true);
actStop->setEnabled(true);
actFrameStep->setEnabled(true);
actPowerManagement->setEnabled(true);
actTitleManager->setEnabled(false);
}
void MainWindow::onEmuStop()
{
emuThread->emuPause();
for (int i = 0; i < 9; i++)
{
actSaveState[i]->setEnabled(false);
actLoadState[i]->setEnabled(false);
}
actUndoStateLoad->setEnabled(false);
actPause->setEnabled(false);
actReset->setEnabled(false);
actStop->setEnabled(false);
actFrameStep->setEnabled(false);
actPowerManagement->setEnabled(false);
actTitleManager->setEnabled(!Config::DSiNANDPath.empty());
}
void MainWindow::onUpdateVideoSettings(bool glchange)
{
if (glchange)
{
emuThread->emuPause();
if (hasOGL) emuThread->deinitContext();
delete panel;
createScreenPanel();
connect(emuThread, SIGNAL(windowUpdate()), panelWidget, SLOT(repaint()));
}
videoSettingsDirty = true;
if (glchange)
{
if (hasOGL) emuThread->initContext();
emuThread->emuUnpause();
}
}
void emuStop()
{
RunningSomething = false;
emit emuThread->windowEmuStop();
OSD::AddMessage(0xFFC040, "Shutdown");
}
MelonApplication::MelonApplication(int& argc, char** argv)
: QApplication(argc, argv)
{
setWindowIcon(QIcon(":/melon-icon"));
}
bool MelonApplication::event(QEvent *event)
{
if (event->type() == QEvent::FileOpen)
{
QFileOpenEvent *openEvent = static_cast<QFileOpenEvent*>(event);
emuThread->emuPause();
const QStringList file = mainWindow->splitArchivePath(openEvent->file(), true);
if (!mainWindow->preloadROMs(file, {}, true))
emuThread->emuUnpause();
}
return QApplication::event(event);
}
int main(int argc, char** argv)
{
srand(time(nullptr));
qputenv("QT_SCALE_FACTOR", "1");
printf("melonDS " MELONDS_VERSION "\n");
printf(MELONDS_URL "\n");
// easter egg - not worth checking other cases for something so dumb
if (argc != 0 && (!strcasecmp(argv[0], "derpDS") || !strcasecmp(argv[0], "./derpDS")))
printf("did you just call me a derp???\n");
Platform::Init(argc, argv);
MelonApplication melon(argc, argv);
CLI::CommandLineOptions* options = CLI::ManageArgs(melon);
// http://stackoverflow.com/questions/14543333/joystick-wont-work-using-sdl
SDL_SetHint(SDL_HINT_JOYSTICK_ALLOW_BACKGROUND_EVENTS, "1");
if (SDL_Init(SDL_INIT_HAPTIC) < 0)
{
printf("SDL couldn't init rumble\n");
}
if (SDL_Init(SDL_INIT_JOYSTICK) < 0)
{
printf("SDL couldn't init joystick\n");
}
if (SDL_Init(SDL_INIT_AUDIO) < 0)
{
const char* err = SDL_GetError();
QString errorStr = "Failed to initialize SDL. This could indicate an issue with your audio driver.\n\nThe error was: ";
errorStr += err;
QMessageBox::critical(NULL, "melonDS", errorStr);
return 1;
}
SDL_JoystickEventState(SDL_ENABLE);
SDL_InitSubSystem(SDL_INIT_VIDEO);
SDL_EnableScreenSaver(); SDL_DisableScreenSaver();
Config::Load();
#define SANITIZE(var, min, max) { var = std::clamp(var, min, max); }
SANITIZE(Config::ConsoleType, 0, 1);
SANITIZE(Config::_3DRenderer,
0,
0 // Minimum, Software renderer
#ifdef OGLRENDERER_ENABLED
+ 1 // OpenGL Renderer
#endif
);
SANITIZE(Config::ScreenVSyncInterval, 1, 20);
SANITIZE(Config::GL_ScaleFactor, 1, 16);
SANITIZE(Config::AudioInterp, 0, 3);
SANITIZE(Config::AudioVolume, 0, 256);
SANITIZE(Config::MicInputType, 0, (int)micInputType_MAX);
SANITIZE(Config::ScreenRotation, 0, 3);
SANITIZE(Config::ScreenGap, 0, 500);
SANITIZE(Config::ScreenLayout, 0, 3);
SANITIZE(Config::ScreenSizing, 0, (int)screenSizing_MAX);
SANITIZE(Config::ScreenAspectTop, 0, 4);
SANITIZE(Config::ScreenAspectBot, 0, 4);
#undef SANITIZE
AudioInOut::Init();
camStarted[0] = false;
camStarted[1] = false;
camManager[0] = new CameraManager(0, 640, 480, true);
camManager[1] = new CameraManager(1, 640, 480, true);
camManager[0]->setXFlip(Config::Camera[0].XFlip);
camManager[1]->setXFlip(Config::Camera[1].XFlip);
ROMManager::EnableCheats(Config::EnableCheats != 0);
Input::JoystickID = Config::JoystickID;
Input::OpenJoystick();
mainWindow = new MainWindow();
if (options->fullscreen)
ToggleFullscreen(mainWindow);
emuThread = new EmuThread();
emuThread->start();
emuThread->emuPause();
AudioInOut::AudioMute(mainWindow);
QObject::connect(&melon, &QApplication::applicationStateChanged, mainWindow, &MainWindow::onAppStateChanged);
bool memberSyntaxUsed = false;
const auto prepareRomPath = [&](const std::optional<QString>& romPath, const std::optional<QString>& romArchivePath) -> QStringList
{
if (!romPath.has_value())
return {};
if (romArchivePath.has_value())
return { *romPath, *romArchivePath };
const QStringList path = mainWindow->splitArchivePath(*romPath, true);
if (path.size() > 1) memberSyntaxUsed = true;
return path;
};
const QStringList dsfile = prepareRomPath(options->dsRomPath, options->dsRomArchivePath);
const QStringList gbafile = prepareRomPath(options->gbaRomPath, options->gbaRomArchivePath);
if (memberSyntaxUsed) printf("Warning: use the a.zip|b.nds format at your own risk!\n");
mainWindow->preloadROMs(dsfile, gbafile, options->boot);
int ret = melon.exec();
emuThread->emuStop();
emuThread->wait();
delete emuThread;
Input::CloseJoystick();
AudioInOut::DeInit();
delete camManager[0];
delete camManager[1];
Config::Save();
SDL_Quit();
Platform::DeInit();
return ret;
}
#ifdef __WIN32__
#include <windows.h>
int CALLBACK WinMain(HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int cmdshow)
{
int ret = main(__argc, __argv);
printf("\n\n>");
return ret;
}
#endif
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