mirror of
https://github.com/melonDS-emu/melonDS.git
synced 2025-07-21 05:09:46 -06:00
73bf4471ee
output rate is picked such that 1024 samples at that rate equal exactly 710 samples at the SPU's output rate
1283 lines
35 KiB
C++
1283 lines
35 KiB
C++
/*
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Copyright 2016-2017 StapleButter
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This file is part of melonDS.
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melonDS is free software: you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation, either version 3 of the License, or (at your option)
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any later version.
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melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with melonDS. If not, see http://www.gnu.org/licenses/.
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*/
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#include <stdlib.h>
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#include <time.h>
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#include <stdio.h>
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#include <SDL2/SDL.h>
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#include "libui/ui.h"
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#include "../types.h"
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#include "../version.h"
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#include "../Config.h"
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#include "DlgEmuSettings.h"
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#include "DlgInputConfig.h"
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#include "../NDS.h"
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#include "../GPU.h"
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#include "../SPU.h"
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#include "../Wifi.h"
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#include "../Platform.h"
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const int kScreenRot[4] = {0, 1, 2, 3};
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const int kScreenGap[6] = {0, 1, 8, 64, 90, 128};
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const int kScreenLayout[3] = {0, 1, 2};
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const int kScreenSizing[4] = {0, 1, 2, 3};
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uiWindow* MainWindow;
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uiArea* MainDrawArea;
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uiMenuItem* MenuItem_Pause;
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uiMenuItem* MenuItem_Reset;
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uiMenuItem* MenuItem_Stop;
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uiMenuItem* MenuItem_ScreenRot[4];
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uiMenuItem* MenuItem_ScreenGap[6];
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uiMenuItem* MenuItem_ScreenLayout[3];
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uiMenuItem* MenuItem_ScreenSizing[4];
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SDL_Thread* EmuThread;
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int EmuRunning;
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volatile int EmuStatus;
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bool RunningSomething;
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char ROMPath[1024];
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bool ScreenDrawInited = false;
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uiDrawBitmap* ScreenBitmap = NULL;
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u32 ScreenBuffer[256*384];
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int ScreenGap = 0;
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int ScreenLayout = 0;
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int ScreenSizing = 0;
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int ScreenRotation = 0;
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int MainScreenPos[3];
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int AutoScreenSizing;
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uiRect TopScreenRect;
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uiRect BottomScreenRect;
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uiDrawMatrix TopScreenTrans;
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uiDrawMatrix BottomScreenTrans;
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bool Touching = false;
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u32 KeyInputMask;
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SDL_Joystick* Joystick;
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void SetupScreenRects(int width, int height);
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void UpdateWindowTitle(void* data)
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{
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uiWindowSetTitle(MainWindow, (const char*)data);
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}
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void AudioCallback(void* data, Uint8* stream, int len)
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{
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// resampling:
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// buffer length is 1024 samples
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// which is 710 samples at the original sample rate
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//SPU::ReadOutput((s16*)stream, len>>2);
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s16 buf_in[710*2];
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s16* buf_out = (s16*)stream;
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int num_in = SPU::ReadOutput(buf_in, 710);
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int num_out = 1024;
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int margin = 6;
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if (num_in < 710-margin)
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{
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int last = num_in-1;
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if (last < 0) last = 0;
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for (int i = num_in; i < 710-margin; i++)
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((u32*)buf_in)[i] = ((u32*)buf_in)[last];
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num_in = 710-margin;
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}
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float res_incr = num_in / (float)num_out;
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float res_timer = 0;
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int res_pos = 0;
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for (int i = 0; i < 1024; i++)
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{
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// TODO: interp!!
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buf_out[i*2 ] = buf_in[res_pos*2 ];
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buf_out[i*2+1] = buf_in[res_pos*2+1];
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res_timer += res_incr;
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while (res_timer >= 1.0)
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{
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res_timer -= 1.0;
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res_pos++;
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}
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}
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}
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int EmuThreadFunc(void* burp)
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{
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NDS::Init();
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MainScreenPos[0] = 0;
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MainScreenPos[1] = 0;
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MainScreenPos[2] = 0;
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AutoScreenSizing = 0;
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ScreenDrawInited = false;
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Touching = false;
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SDL_AudioSpec whatIwant, whatIget;
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memset(&whatIwant, 0, sizeof(SDL_AudioSpec));
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whatIwant.freq = 47340;
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whatIwant.format = AUDIO_S16LSB;
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whatIwant.channels = 2;
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whatIwant.samples = 1024;
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whatIwant.callback = AudioCallback;
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SDL_AudioDeviceID audio = SDL_OpenAudioDevice(NULL, 0, &whatIwant, &whatIget, 0);
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if (!audio)
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{
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printf("Audio init failed: %s\n", SDL_GetError());
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}
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else
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{
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SDL_PauseAudioDevice(audio, 0);
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}
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KeyInputMask = 0xFFF;
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// TODO: support more joysticks
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if (SDL_NumJoysticks() > 0)
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Joystick = SDL_JoystickOpen(0);
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else
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Joystick = NULL;
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u32 nframes = 0;
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u32 starttick = SDL_GetTicks();
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u32 lasttick = starttick;
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u32 lastmeasuretick = lasttick;
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u32 fpslimitcount = 0;
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bool limitfps = true;
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char melontitle[100];
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while (EmuRunning != 0)
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{
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if (EmuRunning == 1)
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{
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EmuStatus = 1;
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// poll input
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u32 keymask = KeyInputMask;
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u32 joymask = 0xFFF;
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if (Joystick)
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{
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SDL_JoystickUpdate();
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Uint32 hat = SDL_JoystickGetHat(Joystick, 0);
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Sint16 axisX = SDL_JoystickGetAxis(Joystick, 0);
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Sint16 axisY = SDL_JoystickGetAxis(Joystick, 1);
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for (int i = 0; i < 12; i++)
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{
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int btnid = Config::JoyMapping[i];
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if (btnid < 0) continue;
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bool pressed;
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if (btnid == 0x101) // up
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pressed = (hat & SDL_HAT_UP) || (axisY <= -16384);
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else if (btnid == 0x104) // down
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pressed = (hat & SDL_HAT_DOWN) || (axisY >= 16384);
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else if (btnid == 0x102) // right
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pressed = (hat & SDL_HAT_RIGHT) || (axisX >= 16384);
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else if (btnid == 0x108) // left
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pressed = (hat & SDL_HAT_LEFT) || (axisX <= -16384);
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else
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pressed = SDL_JoystickGetButton(Joystick, btnid);
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if (pressed) joymask &= ~(1<<i);
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}
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}
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NDS::SetKeyMask(keymask & joymask);
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// emulate
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u32 nlines = NDS::RunFrame();
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if (EmuRunning == 0) break;
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// auto screen layout
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{
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MainScreenPos[2] = MainScreenPos[1];
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MainScreenPos[1] = MainScreenPos[0];
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MainScreenPos[0] = NDS::PowerControl9 >> 15;
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int guess;
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if (MainScreenPos[0] == MainScreenPos[2] &&
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MainScreenPos[0] != MainScreenPos[1])
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{
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// constant flickering, likely displaying 3D on both screens
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// TODO: when both screens are used for 2D only...???
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guess = 0;
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}
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else
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{
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if (MainScreenPos[0] == 1)
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guess = 1;
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else
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guess = 2;
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}
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if (guess != AutoScreenSizing)
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{
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AutoScreenSizing = guess;
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SetupScreenRects(Config::WindowWidth, Config::WindowHeight);
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}
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}
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memcpy(ScreenBuffer, GPU::Framebuffer, 256*384*4);
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uiAreaQueueRedrawAll(MainDrawArea);
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// framerate limiter based off SDL2_gfx
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float framerate;
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if (nlines == 263) framerate = 1000.0f / 60.0f;
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else framerate = ((1000.0f * nlines) / 263.0f) / 60.0f;
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fpslimitcount++;
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u32 curtick = SDL_GetTicks();
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u32 delay = curtick - lasttick;
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lasttick = curtick;
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u32 wantedtick = starttick + (u32)((float)fpslimitcount * framerate);
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if (curtick < wantedtick && limitfps)
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{
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SDL_Delay(wantedtick - curtick);
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}
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else
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{
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fpslimitcount = 0;
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starttick = curtick;
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}
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nframes++;
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if (nframes >= 30)
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{
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u32 tick = SDL_GetTicks();
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u32 diff = tick - lastmeasuretick;
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lastmeasuretick = tick;
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u32 fps = (nframes * 1000) / diff;
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nframes = 0;
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float fpstarget;
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if (framerate < 1) fpstarget = 999;
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else fpstarget = 1000.0f/framerate;
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sprintf(melontitle, "[%d/%.0f] melonDS " MELONDS_VERSION, fps, fpstarget);
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uiQueueMain(UpdateWindowTitle, melontitle);
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}
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}
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else
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{
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EmuStatus = 2;
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// paused
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nframes = 0;
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lasttick = SDL_GetTicks();
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starttick = lasttick;
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lastmeasuretick = lasttick;
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fpslimitcount = 0;
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uiAreaQueueRedrawAll(MainDrawArea);
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SDL_Delay(100);
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}
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}
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EmuStatus = 0;
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if (Joystick) SDL_JoystickClose(Joystick);
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if (audio) SDL_CloseAudioDevice(audio);
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NDS::DeInit();
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return 44203;
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}
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void OnAreaDraw(uiAreaHandler* handler, uiArea* area, uiAreaDrawParams* params)
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{
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if (!ScreenDrawInited)
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{
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ScreenBitmap = uiDrawNewBitmap(params->Context, 256, 384);
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ScreenDrawInited = true;
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}
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if (!ScreenBitmap) return;
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uiRect top = {0, 0, 256, 192};
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uiRect bot = {0, 192, 256, 192};
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uiDrawBitmapUpdate(ScreenBitmap, ScreenBuffer);
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uiDrawSave(params->Context);
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uiDrawTransform(params->Context, &TopScreenTrans);
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uiDrawBitmapDraw(params->Context, ScreenBitmap, &top, &TopScreenRect, Config::ScreenFilter==1);
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uiDrawRestore(params->Context);
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uiDrawSave(params->Context);
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uiDrawTransform(params->Context, &BottomScreenTrans);
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uiDrawBitmapDraw(params->Context, ScreenBitmap, &bot, &BottomScreenRect, Config::ScreenFilter==1);
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uiDrawRestore(params->Context);
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}
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void OnAreaMouseEvent(uiAreaHandler* handler, uiArea* area, uiAreaMouseEvent* evt)
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{
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int x = (int)evt->X;
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int y = (int)evt->Y;
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if (Touching && (evt->Up == 1))
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{
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Touching = false;
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NDS::ReleaseKey(16+6);
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NDS::ReleaseScreen();
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}
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else if (!Touching && (evt->Down == 1) &&
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(x >= BottomScreenRect.X) && (y >= BottomScreenRect.Y) &&
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(x < (BottomScreenRect.X+BottomScreenRect.Width)) && (y < (BottomScreenRect.Y+BottomScreenRect.Height)))
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{
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Touching = true;
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NDS::PressKey(16+6);
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}
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if (Touching)
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{
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x -= BottomScreenRect.X;
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y -= BottomScreenRect.Y;
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if (ScreenRotation == 0 || ScreenRotation == 2)
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{
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if (BottomScreenRect.Width != 256)
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x = (x * 256) / BottomScreenRect.Width;
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if (BottomScreenRect.Height != 192)
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y = (y * 192) / BottomScreenRect.Height;
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if (ScreenRotation == 2)
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{
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x = 255 - x;
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y = 191 - y;
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}
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}
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else
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{
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if (BottomScreenRect.Width != 192)
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x = (x * 192) / BottomScreenRect.Width;
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if (BottomScreenRect.Height != 256)
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y = (y * 256) / BottomScreenRect.Height;
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if (ScreenRotation == 1)
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{
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int tmp = x;
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x = y;
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y = 191 - tmp;
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}
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else
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{
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int tmp = x;
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x = 255 - y;
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y = tmp;
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}
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}
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// clamp
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if (x < 0) x = 0;
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else if (x > 255) x = 255;
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if (y < 0) y = 0;
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else if (y > 191) y = 191;
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// TODO: take advantage of possible extra precision when possible? (scaled window for example)
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NDS::TouchScreen(x, y);
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}
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}
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void OnAreaMouseCrossed(uiAreaHandler* handler, uiArea* area, int left)
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{
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}
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void OnAreaDragBroken(uiAreaHandler* handler, uiArea* area)
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{
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}
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int OnAreaKeyEvent(uiAreaHandler* handler, uiArea* area, uiAreaKeyEvent* evt)
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{
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// TODO: release all keys if the window loses focus? or somehow global key input?
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if (evt->Scancode == 0x38) // ALT
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return 0;
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if (evt->Modifiers == 0x2) // ALT+key
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return 0;
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if (evt->Up)
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{
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for (int i = 0; i < 12; i++)
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if (evt->Scancode == Config::KeyMapping[i])
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KeyInputMask |= (1<<i);
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}
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else if (!evt->Repeat)
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{
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for (int i = 0; i < 12; i++)
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if (evt->Scancode == Config::KeyMapping[i])
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KeyInputMask &= ~(1<<i);
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//if (evt->Scancode == 0x58) // F12
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// NDS::debug(0);
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}
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return 1;
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}
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void SetupScreenRects(int width, int height)
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{
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bool horizontal = false;
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bool sideways = false;
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if (ScreenRotation == 1 || ScreenRotation == 3)
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sideways = true;
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if (ScreenLayout == 2) horizontal = true;
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else if (ScreenLayout == 0)
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{
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if (sideways)
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horizontal = true;
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}
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int sizemode;
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if (ScreenSizing == 3)
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sizemode = AutoScreenSizing;
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else
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sizemode = ScreenSizing;
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int screenW, screenH;
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if (sideways)
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{
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screenW = 192;
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screenH = 256;
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}
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else
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{
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screenW = 256;
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screenH = 192;
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}
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uiRect *topscreen, *bottomscreen;
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if (ScreenRotation == 1 || ScreenRotation == 2)
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{
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topscreen = &BottomScreenRect;
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bottomscreen = &TopScreenRect;
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}
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else
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{
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topscreen = &TopScreenRect;
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bottomscreen = &BottomScreenRect;
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}
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if (horizontal)
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{
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// side-by-side
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int heightreq;
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int startX = 0;
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width -= ScreenGap;
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if (sizemode == 0) // even
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{
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heightreq = (width * screenH) / (screenW*2);
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if (heightreq > height)
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{
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int newwidth = (height * width) / heightreq;
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startX = (width - newwidth) / 2;
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heightreq = height;
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width = newwidth;
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}
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}
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else // emph. top/bottom
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{
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heightreq = ((width - screenW) * screenH) / screenW;
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if (heightreq > height)
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{
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int newwidth = ((height * (width - screenW)) / heightreq) + screenW;
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startX = (width - newwidth) / 2;
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heightreq = height;
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width = newwidth;
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}
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}
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if (sizemode == 2)
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{
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topscreen->Width = screenW;
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topscreen->Height = screenH;
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}
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else
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{
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topscreen->Width = (sizemode==0) ? (width / 2) : (width - screenW);
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topscreen->Height = heightreq;
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}
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topscreen->X = startX;
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topscreen->Y = ((height - heightreq) / 2) + (heightreq - topscreen->Height);
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bottomscreen->X = topscreen->X + topscreen->Width + ScreenGap;
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if (sizemode == 1)
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{
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bottomscreen->Width = screenW;
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bottomscreen->Height = screenH;
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}
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else
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{
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bottomscreen->Width = width - topscreen->Width;
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bottomscreen->Height = heightreq;
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}
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bottomscreen->Y = ((height - heightreq) / 2) + (heightreq - bottomscreen->Height);
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}
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else
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{
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// top then bottom
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int widthreq;
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int startY = 0;
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height -= ScreenGap;
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if (sizemode == 0) // even
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{
|
|
widthreq = (height * screenW) / (screenH*2);
|
|
if (widthreq > width)
|
|
{
|
|
int newheight = (width * height) / widthreq;
|
|
startY = (height - newheight) / 2;
|
|
widthreq = width;
|
|
height = newheight;
|
|
}
|
|
}
|
|
else // emph. top/bottom
|
|
{
|
|
widthreq = ((height - screenH) * screenW) / screenH;
|
|
if (widthreq > width)
|
|
{
|
|
int newheight = ((width * (height - screenH)) / widthreq) + screenH;
|
|
startY = (height - newheight) / 2;
|
|
widthreq = width;
|
|
height = newheight;
|
|
}
|
|
}
|
|
|
|
if (sizemode == 2)
|
|
{
|
|
topscreen->Width = screenW;
|
|
topscreen->Height = screenH;
|
|
}
|
|
else
|
|
{
|
|
topscreen->Width = widthreq;
|
|
topscreen->Height = (sizemode==0) ? (height / 2) : (height - screenH);
|
|
}
|
|
topscreen->Y = startY;
|
|
topscreen->X = (width - topscreen->Width) / 2;
|
|
|
|
bottomscreen->Y = topscreen->Y + topscreen->Height + ScreenGap;
|
|
|
|
if (sizemode == 1)
|
|
{
|
|
bottomscreen->Width = screenW;
|
|
bottomscreen->Height = screenH;
|
|
}
|
|
else
|
|
{
|
|
bottomscreen->Width = widthreq;
|
|
bottomscreen->Height = height - topscreen->Height;
|
|
}
|
|
bottomscreen->X = (width - bottomscreen->Width) / 2;
|
|
}
|
|
|
|
// setup matrices for potential rotation
|
|
|
|
uiDrawMatrixSetIdentity(&TopScreenTrans);
|
|
uiDrawMatrixSetIdentity(&BottomScreenTrans);
|
|
|
|
switch (ScreenRotation)
|
|
{
|
|
case 1: // 90°
|
|
{
|
|
uiDrawMatrixTranslate(&TopScreenTrans, -TopScreenRect.X, -TopScreenRect.Y);
|
|
uiDrawMatrixRotate(&TopScreenTrans, 0, 0, M_PI/2.0f);
|
|
uiDrawMatrixScale(&TopScreenTrans, 0, 0,
|
|
TopScreenRect.Width/(double)TopScreenRect.Height,
|
|
TopScreenRect.Height/(double)TopScreenRect.Width);
|
|
uiDrawMatrixTranslate(&TopScreenTrans, TopScreenRect.X+TopScreenRect.Width, TopScreenRect.Y);
|
|
|
|
uiDrawMatrixTranslate(&BottomScreenTrans, -BottomScreenRect.X, -BottomScreenRect.Y);
|
|
uiDrawMatrixRotate(&BottomScreenTrans, 0, 0, M_PI/2.0f);
|
|
uiDrawMatrixScale(&BottomScreenTrans, 0, 0,
|
|
BottomScreenRect.Width/(double)BottomScreenRect.Height,
|
|
BottomScreenRect.Height/(double)BottomScreenRect.Width);
|
|
uiDrawMatrixTranslate(&BottomScreenTrans, BottomScreenRect.X+BottomScreenRect.Width, BottomScreenRect.Y);
|
|
}
|
|
break;
|
|
|
|
case 2: // 180°
|
|
{
|
|
uiDrawMatrixTranslate(&TopScreenTrans, -TopScreenRect.X, -TopScreenRect.Y);
|
|
uiDrawMatrixRotate(&TopScreenTrans, 0, 0, M_PI);
|
|
uiDrawMatrixTranslate(&TopScreenTrans, TopScreenRect.X+TopScreenRect.Width, TopScreenRect.Y+TopScreenRect.Height);
|
|
|
|
uiDrawMatrixTranslate(&BottomScreenTrans, -BottomScreenRect.X, -BottomScreenRect.Y);
|
|
uiDrawMatrixRotate(&BottomScreenTrans, 0, 0, M_PI);
|
|
uiDrawMatrixTranslate(&BottomScreenTrans, BottomScreenRect.X+BottomScreenRect.Width, BottomScreenRect.Y+BottomScreenRect.Height);
|
|
}
|
|
break;
|
|
|
|
case 3: // 270°
|
|
{
|
|
uiDrawMatrixTranslate(&TopScreenTrans, -TopScreenRect.X, -TopScreenRect.Y);
|
|
uiDrawMatrixRotate(&TopScreenTrans, 0, 0, -M_PI/2.0f);
|
|
uiDrawMatrixScale(&TopScreenTrans, 0, 0,
|
|
TopScreenRect.Width/(double)TopScreenRect.Height,
|
|
TopScreenRect.Height/(double)TopScreenRect.Width);
|
|
uiDrawMatrixTranslate(&TopScreenTrans, TopScreenRect.X, TopScreenRect.Y+TopScreenRect.Height);
|
|
|
|
uiDrawMatrixTranslate(&BottomScreenTrans, -BottomScreenRect.X, -BottomScreenRect.Y);
|
|
uiDrawMatrixRotate(&BottomScreenTrans, 0, 0, -M_PI/2.0f);
|
|
uiDrawMatrixScale(&BottomScreenTrans, 0, 0,
|
|
BottomScreenRect.Width/(double)BottomScreenRect.Height,
|
|
BottomScreenRect.Height/(double)BottomScreenRect.Width);
|
|
uiDrawMatrixTranslate(&BottomScreenTrans, BottomScreenRect.X, BottomScreenRect.Y+BottomScreenRect.Height);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
void SetMinSize(int w, int h)
|
|
{
|
|
int cw, ch;
|
|
uiWindowContentSize(MainWindow, &cw, &ch);
|
|
|
|
uiControlSetMinSize(uiControl(MainDrawArea), w, h);
|
|
if ((cw < w) || (ch < h))
|
|
{
|
|
if (cw < w) cw = w;
|
|
if (ch < h) ch = h;
|
|
uiWindowSetContentSize(MainWindow, cw, ch);
|
|
}
|
|
}
|
|
|
|
void OnAreaResize(uiAreaHandler* handler, uiArea* area, int width, int height)
|
|
{
|
|
SetupScreenRects(width, height);
|
|
|
|
// TODO:
|
|
// should those be the size of the uiArea, or the size of the window client area?
|
|
// for now the uiArea fills the whole window anyway
|
|
// but... we never know, I guess
|
|
Config::WindowWidth = width;
|
|
Config::WindowHeight = height;
|
|
}
|
|
|
|
|
|
void Run()
|
|
{
|
|
EmuRunning = 1;
|
|
RunningSomething = true;
|
|
|
|
uiMenuItemEnable(MenuItem_Pause);
|
|
uiMenuItemEnable(MenuItem_Reset);
|
|
uiMenuItemEnable(MenuItem_Stop);
|
|
uiMenuItemSetChecked(MenuItem_Pause, 0);
|
|
}
|
|
|
|
void Stop(bool internal)
|
|
{
|
|
EmuRunning = 2;
|
|
if (!internal) // if shutting down from the UI thread, wait till the emu thread has stopped
|
|
while (EmuStatus != 2);
|
|
RunningSomething = false;
|
|
|
|
uiMenuItemDisable(MenuItem_Pause);
|
|
uiMenuItemDisable(MenuItem_Reset);
|
|
uiMenuItemDisable(MenuItem_Stop);
|
|
uiMenuItemSetChecked(MenuItem_Pause, 0);
|
|
|
|
memset(ScreenBuffer, 0, 256*384*4);
|
|
uiAreaQueueRedrawAll(MainDrawArea);
|
|
}
|
|
|
|
void TryLoadROM(char* file, int prevstatus)
|
|
{
|
|
char oldpath[1024];
|
|
strncpy(oldpath, ROMPath, 1024);
|
|
|
|
strncpy(ROMPath, file, 1023);
|
|
ROMPath[1023] = '\0';
|
|
|
|
if (NDS::LoadROM(ROMPath, Config::DirectBoot))
|
|
Run();
|
|
else
|
|
{
|
|
uiMsgBoxError(MainWindow,
|
|
"Failed to load the ROM",
|
|
"Make sure the file can be accessed and isn't opened in another application.");
|
|
|
|
strncpy(ROMPath, oldpath, 1024);
|
|
EmuRunning = prevstatus;
|
|
}
|
|
}
|
|
|
|
|
|
int OnCloseWindow(uiWindow* window, void* blarg)
|
|
{
|
|
uiQuit();
|
|
return 1;
|
|
}
|
|
|
|
void OnDropFile(uiWindow* window, char* file, void* blarg)
|
|
{
|
|
char* ext = &file[strlen(file)-3];
|
|
int prevstatus = EmuRunning;
|
|
|
|
if (!strcasecmp(ext, "nds") || !strcasecmp(ext, "srl"))
|
|
{
|
|
if (RunningSomething)
|
|
{
|
|
EmuRunning = 2;
|
|
while (EmuStatus != 2);
|
|
}
|
|
|
|
TryLoadROM(file, prevstatus);
|
|
}
|
|
}
|
|
|
|
void OnGetFocus(uiWindow* window, void* blarg)
|
|
{
|
|
uiControlSetFocus(uiControl(MainDrawArea));
|
|
}
|
|
|
|
void OnLoseFocus(uiWindow* window, void* blarg)
|
|
{
|
|
// TODO: shit here?
|
|
}
|
|
|
|
void OnCloseByMenu(uiMenuItem* item, uiWindow* window, void* blarg)
|
|
{
|
|
uiControlDestroy(uiControl(window));
|
|
uiQuit();
|
|
}
|
|
|
|
void OnOpenFile(uiMenuItem* item, uiWindow* window, void* blarg)
|
|
{
|
|
int prevstatus = EmuRunning;
|
|
EmuRunning = 2;
|
|
while (EmuStatus != 2);
|
|
|
|
char* file = uiOpenFile(window, "DS ROM (*.nds)|*.nds;*.srl|Any file|*.*", NULL);
|
|
if (!file)
|
|
{
|
|
EmuRunning = prevstatus;
|
|
return;
|
|
}
|
|
|
|
TryLoadROM(file, prevstatus);
|
|
uiFreeText(file);
|
|
}
|
|
|
|
void OnRun(uiMenuItem* item, uiWindow* window, void* blarg)
|
|
{
|
|
if (!RunningSomething)
|
|
{
|
|
ROMPath[0] = '\0';
|
|
NDS::LoadBIOS();
|
|
}
|
|
|
|
Run();
|
|
}
|
|
|
|
void OnPause(uiMenuItem* item, uiWindow* window, void* blarg)
|
|
{
|
|
if (!RunningSomething) return;
|
|
|
|
if (EmuRunning == 1)
|
|
{
|
|
// enable pause
|
|
EmuRunning = 2;
|
|
uiMenuItemSetChecked(MenuItem_Pause, 1);
|
|
}
|
|
else
|
|
{
|
|
// disable pause
|
|
EmuRunning = 1;
|
|
uiMenuItemSetChecked(MenuItem_Pause, 0);
|
|
}
|
|
}
|
|
|
|
void OnReset(uiMenuItem* item, uiWindow* window, void* blarg)
|
|
{
|
|
if (!RunningSomething) return;
|
|
|
|
EmuRunning = 2;
|
|
while (EmuStatus != 2);
|
|
|
|
if (ROMPath[0] == '\0')
|
|
NDS::LoadBIOS();
|
|
else
|
|
NDS::LoadROM(ROMPath, Config::DirectBoot);
|
|
|
|
Run();
|
|
}
|
|
|
|
void OnStop(uiMenuItem* item, uiWindow* window, void* blarg)
|
|
{
|
|
if (!RunningSomething) return;
|
|
|
|
Stop(false);
|
|
}
|
|
|
|
void OnOpenEmuSettings(uiMenuItem* item, uiWindow* window, void* blarg)
|
|
{
|
|
DlgEmuSettings::Open();
|
|
}
|
|
|
|
void OnOpenInputConfig(uiMenuItem* item, uiWindow* window, void* blarg)
|
|
{
|
|
DlgInputConfig::Open();
|
|
}
|
|
|
|
|
|
void EnsureProperMinSize()
|
|
{
|
|
bool isHori = (ScreenRotation == 1 || ScreenRotation == 3);
|
|
|
|
if (ScreenLayout == 0) // natural
|
|
{
|
|
if (isHori)
|
|
SetMinSize(384+ScreenGap, 256);
|
|
else
|
|
SetMinSize(256, 384+ScreenGap);
|
|
}
|
|
else if (ScreenLayout == 1) // vertical
|
|
{
|
|
if (isHori)
|
|
SetMinSize(192, 512+ScreenGap);
|
|
else
|
|
SetMinSize(256, 384+ScreenGap);
|
|
}
|
|
else // horizontal
|
|
{
|
|
if (isHori)
|
|
SetMinSize(384+ScreenGap, 256);
|
|
else
|
|
SetMinSize(512+ScreenGap, 192);
|
|
}
|
|
}
|
|
|
|
void OnSetScreenRotation(uiMenuItem* item, uiWindow* window, void* param)
|
|
{
|
|
int rot = *(int*)param;
|
|
|
|
int oldrot = ScreenRotation;
|
|
ScreenRotation = rot;
|
|
|
|
int w, h;
|
|
uiWindowContentSize(window, &w, &h);
|
|
|
|
bool isHori = (rot == 1 || rot == 3);
|
|
bool wasHori = (oldrot == 1 || oldrot == 3);
|
|
|
|
EnsureProperMinSize();
|
|
|
|
if (ScreenLayout == 0) // natural
|
|
{
|
|
if (isHori ^ wasHori)
|
|
{
|
|
int blarg = h;
|
|
h = w;
|
|
w = blarg;
|
|
|
|
uiWindowSetContentSize(window, w, h);
|
|
Config::WindowWidth = w;
|
|
Config::WindowHeight = h;
|
|
}
|
|
}
|
|
|
|
SetupScreenRects(w, h);
|
|
|
|
for (int i = 0; i < 4; i++)
|
|
uiMenuItemSetChecked(MenuItem_ScreenRot[i], i==ScreenRotation);
|
|
}
|
|
|
|
void OnSetScreenGap(uiMenuItem* item, uiWindow* window, void* param)
|
|
{
|
|
int gap = *(int*)param;
|
|
|
|
//int oldgap = ScreenGap;
|
|
ScreenGap = gap;
|
|
|
|
EnsureProperMinSize();
|
|
SetupScreenRects(Config::WindowWidth, Config::WindowHeight);
|
|
|
|
for (int i = 0; i < 6; i++)
|
|
uiMenuItemSetChecked(MenuItem_ScreenGap[i], kScreenGap[i]==ScreenGap);
|
|
}
|
|
|
|
void OnSetScreenLayout(uiMenuItem* item, uiWindow* window, void* param)
|
|
{
|
|
int layout = *(int*)param;
|
|
ScreenLayout = layout;
|
|
|
|
EnsureProperMinSize();
|
|
SetupScreenRects(Config::WindowWidth, Config::WindowHeight);
|
|
|
|
for (int i = 0; i < 3; i++)
|
|
uiMenuItemSetChecked(MenuItem_ScreenLayout[i], i==ScreenLayout);
|
|
}
|
|
|
|
void OnSetScreenSizing(uiMenuItem* item, uiWindow* window, void* param)
|
|
{
|
|
int sizing = *(int*)param;
|
|
ScreenSizing = sizing;
|
|
|
|
SetupScreenRects(Config::WindowWidth, Config::WindowHeight);
|
|
|
|
for (int i = 0; i < 4; i++)
|
|
uiMenuItemSetChecked(MenuItem_ScreenSizing[i], i==ScreenSizing);
|
|
}
|
|
|
|
void OnSetScreenFiltering(uiMenuItem* item, uiWindow* window, void* blarg)
|
|
{
|
|
int chk = uiMenuItemChecked(item);
|
|
if (chk != 0) Config::ScreenFilter = 1;
|
|
else Config::ScreenFilter = 0;
|
|
}
|
|
|
|
|
|
void ApplyNewSettings()
|
|
{
|
|
if (!RunningSomething) return;
|
|
|
|
int prevstatus = EmuRunning;
|
|
EmuRunning = 2;
|
|
while (EmuStatus != 2);
|
|
|
|
GPU3D::SoftRenderer::SetupRenderThread();
|
|
|
|
if (Wifi::MPInited)
|
|
{
|
|
Platform::MP_DeInit();
|
|
Platform::MP_Init();
|
|
}
|
|
|
|
EmuRunning = prevstatus;
|
|
}
|
|
|
|
|
|
bool _fileexists(char* name)
|
|
{
|
|
FILE* f = fopen(name, "rb");
|
|
if (!f) return false;
|
|
fclose(f);
|
|
return true;
|
|
}
|
|
|
|
|
|
int main(int argc, char** argv)
|
|
{
|
|
srand(time(NULL));
|
|
|
|
printf("melonDS " MELONDS_VERSION "\n");
|
|
printf(MELONDS_URL "\n");
|
|
|
|
// 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_VIDEO | SDL_INIT_AUDIO | SDL_INIT_JOYSTICK) < 0)
|
|
{
|
|
printf("SDL shat itself :(\n");
|
|
return 1;
|
|
}
|
|
|
|
SDL_JoystickEventState(SDL_ENABLE);
|
|
|
|
uiInitOptions ui_opt;
|
|
memset(&ui_opt, 0, sizeof(uiInitOptions));
|
|
const char* ui_err = uiInit(&ui_opt);
|
|
if (ui_err != NULL)
|
|
{
|
|
printf("libui shat itself :( %s\n", ui_err);
|
|
uiFreeInitError(ui_err);
|
|
return 1;
|
|
}
|
|
|
|
Config::Load();
|
|
|
|
if (!_fileexists("bios7.bin") || !_fileexists("bios9.bin") || !_fileexists("firmware.bin"))
|
|
{
|
|
uiMsgBoxError(
|
|
NULL,
|
|
"BIOS/Firmware not found",
|
|
"One or more of the following required files don't exist or couldn't be accessed:\n\n"
|
|
"bios7.bin -- ARM7 BIOS\n"
|
|
"bios9.bin -- ARM9 BIOS\n"
|
|
"firmware.bin -- firmware image\n\n"
|
|
"Dump the files from your DS and place them in the directory you run melonDS from.\n"
|
|
"Make sure that the files can be accessed.");
|
|
|
|
uiUninit();
|
|
SDL_Quit();
|
|
return 0;
|
|
}
|
|
|
|
uiMenu* menu;
|
|
uiMenuItem* menuitem;
|
|
|
|
menu = uiNewMenu("File");
|
|
menuitem = uiMenuAppendItem(menu, "Open ROM...");
|
|
uiMenuItemOnClicked(menuitem, OnOpenFile, NULL);
|
|
uiMenuAppendSeparator(menu);
|
|
menuitem = uiMenuAppendItem(menu, "Quit");
|
|
uiMenuItemOnClicked(menuitem, OnCloseByMenu, NULL);
|
|
|
|
menu = uiNewMenu("System");
|
|
menuitem = uiMenuAppendItem(menu, "Run");
|
|
uiMenuItemOnClicked(menuitem, OnRun, NULL);
|
|
menuitem = uiMenuAppendCheckItem(menu, "Pause");
|
|
uiMenuItemOnClicked(menuitem, OnPause, NULL);
|
|
MenuItem_Pause = menuitem;
|
|
uiMenuAppendSeparator(menu);
|
|
menuitem = uiMenuAppendItem(menu, "Reset");
|
|
uiMenuItemOnClicked(menuitem, OnReset, NULL);
|
|
MenuItem_Reset = menuitem;
|
|
menuitem = uiMenuAppendItem(menu, "Stop");
|
|
uiMenuItemOnClicked(menuitem, OnStop, NULL);
|
|
MenuItem_Stop = menuitem;
|
|
|
|
menu = uiNewMenu("Config");
|
|
menuitem = uiMenuAppendItem(menu, "Emu settings");
|
|
uiMenuItemOnClicked(menuitem, OnOpenEmuSettings, NULL);
|
|
menuitem = uiMenuAppendItem(menu, "Input config");
|
|
uiMenuItemOnClicked(menuitem, OnOpenInputConfig, NULL);
|
|
uiMenuAppendSeparator(menu);
|
|
{
|
|
uiMenu* submenu = uiNewMenu("Screen rotation");
|
|
|
|
for (int i = 0; i < 4; i++)
|
|
{
|
|
char name[32];
|
|
sprintf(name, "%d", kScreenRot[i]*90);
|
|
MenuItem_ScreenRot[i] = uiMenuAppendCheckItem(submenu, name);
|
|
uiMenuItemOnClicked(MenuItem_ScreenRot[i], OnSetScreenRotation, (void*)&kScreenRot[i]);
|
|
}
|
|
|
|
uiMenuAppendSubmenu(menu, submenu);
|
|
}
|
|
{
|
|
uiMenu* submenu = uiNewMenu("Mid-screen gap");
|
|
|
|
//for (int i = 0; kScreenGap[i] != -1; i++)
|
|
for (int i = 0; i < 6; i++)
|
|
{
|
|
char name[32];
|
|
sprintf(name, "%d pixels", kScreenGap[i]);
|
|
MenuItem_ScreenGap[i] = uiMenuAppendCheckItem(submenu, name);
|
|
uiMenuItemOnClicked(MenuItem_ScreenGap[i], OnSetScreenGap, (void*)&kScreenGap[i]);
|
|
}
|
|
|
|
uiMenuAppendSubmenu(menu, submenu);
|
|
}
|
|
{
|
|
uiMenu* submenu = uiNewMenu("Screen layout");
|
|
|
|
MenuItem_ScreenLayout[0] = uiMenuAppendCheckItem(submenu, "Natural");
|
|
uiMenuItemOnClicked(MenuItem_ScreenLayout[0], OnSetScreenLayout, (void*)&kScreenLayout[0]);
|
|
MenuItem_ScreenLayout[1] = uiMenuAppendCheckItem(submenu, "Vertical");
|
|
uiMenuItemOnClicked(MenuItem_ScreenLayout[1], OnSetScreenLayout, (void*)&kScreenLayout[1]);
|
|
MenuItem_ScreenLayout[2] = uiMenuAppendCheckItem(submenu, "Horizontal");
|
|
uiMenuItemOnClicked(MenuItem_ScreenLayout[2], OnSetScreenLayout, (void*)&kScreenLayout[2]);
|
|
|
|
uiMenuAppendSubmenu(menu, submenu);
|
|
}
|
|
{
|
|
uiMenu* submenu = uiNewMenu("Screen sizing");
|
|
|
|
MenuItem_ScreenSizing[0] = uiMenuAppendCheckItem(submenu, "Even");
|
|
uiMenuItemOnClicked(MenuItem_ScreenSizing[0], OnSetScreenSizing, (void*)&kScreenSizing[0]);
|
|
MenuItem_ScreenSizing[1] = uiMenuAppendCheckItem(submenu, "Emphasize top");
|
|
uiMenuItemOnClicked(MenuItem_ScreenSizing[1], OnSetScreenSizing, (void*)&kScreenSizing[1]);
|
|
MenuItem_ScreenSizing[2] = uiMenuAppendCheckItem(submenu, "Emphasize bottom");
|
|
uiMenuItemOnClicked(MenuItem_ScreenSizing[2], OnSetScreenSizing, (void*)&kScreenSizing[2]);
|
|
MenuItem_ScreenSizing[3] = uiMenuAppendCheckItem(submenu, "Auto");
|
|
uiMenuItemOnClicked(MenuItem_ScreenSizing[3], OnSetScreenSizing, (void*)&kScreenSizing[3]);
|
|
|
|
uiMenuAppendSubmenu(menu, submenu);
|
|
}
|
|
menuitem = uiMenuAppendCheckItem(menu, "Screen filtering");
|
|
uiMenuItemOnClicked(menuitem, OnSetScreenFiltering, NULL);
|
|
uiMenuItemSetChecked(menuitem, Config::ScreenFilter==1);
|
|
|
|
|
|
int w = Config::WindowWidth;
|
|
int h = Config::WindowHeight;
|
|
//if (w < 256) w = 256;
|
|
//if (h < 384) h = 384;
|
|
|
|
MainWindow = uiNewWindow("melonDS " MELONDS_VERSION, w, h, 1, 1);
|
|
uiWindowOnClosing(MainWindow, OnCloseWindow, NULL);
|
|
|
|
uiWindowSetDropTarget(MainWindow, 1);
|
|
uiWindowOnDropFile(MainWindow, OnDropFile, NULL);
|
|
|
|
uiWindowOnGetFocus(MainWindow, OnGetFocus, NULL);
|
|
uiWindowOnLoseFocus(MainWindow, OnLoseFocus, NULL);
|
|
|
|
uiMenuItemDisable(MenuItem_Pause);
|
|
uiMenuItemDisable(MenuItem_Reset);
|
|
uiMenuItemDisable(MenuItem_Stop);
|
|
|
|
uiAreaHandler areahandler;
|
|
areahandler.Draw = OnAreaDraw;
|
|
areahandler.MouseEvent = OnAreaMouseEvent;
|
|
areahandler.MouseCrossed = OnAreaMouseCrossed;
|
|
areahandler.DragBroken = OnAreaDragBroken;
|
|
areahandler.KeyEvent = OnAreaKeyEvent;
|
|
areahandler.Resize = OnAreaResize;
|
|
|
|
MainDrawArea = uiNewArea(&areahandler);
|
|
uiWindowSetChild(MainWindow, uiControl(MainDrawArea));
|
|
uiControlSetMinSize(uiControl(MainDrawArea), 256, 384);
|
|
uiAreaSetBackgroundColor(MainDrawArea, 0, 0, 0); // TODO: make configurable?
|
|
|
|
ScreenRotation = Config::ScreenRotation;
|
|
ScreenGap = Config::ScreenGap;
|
|
ScreenLayout = Config::ScreenLayout;
|
|
ScreenSizing = Config::ScreenSizing;
|
|
|
|
#define SANITIZE(var, min, max) if ((var < min) || (var > max)) var = 0;
|
|
SANITIZE(ScreenRotation, 0, 3);
|
|
SANITIZE(ScreenGap, 0, 5);
|
|
SANITIZE(ScreenLayout, 0, 2);
|
|
SANITIZE(ScreenSizing, 0, 3);
|
|
#undef SANITIZE
|
|
|
|
uiMenuItemSetChecked(MenuItem_ScreenRot[ScreenRotation], 1);
|
|
uiMenuItemSetChecked(MenuItem_ScreenGap[ScreenGap], 1);
|
|
uiMenuItemSetChecked(MenuItem_ScreenLayout[ScreenLayout], 1);
|
|
uiMenuItemSetChecked(MenuItem_ScreenSizing[ScreenSizing], 1);
|
|
|
|
OnSetScreenRotation(MenuItem_ScreenRot[ScreenRotation], MainWindow, (void*)&kScreenRot[ScreenRotation]);
|
|
|
|
EmuRunning = 2;
|
|
RunningSomething = false;
|
|
EmuThread = SDL_CreateThread(EmuThreadFunc, "melonDS magic", NULL);
|
|
|
|
if (argc > 1)
|
|
{
|
|
char* file = argv[1];
|
|
char* ext = &file[strlen(file)-3];
|
|
|
|
if (!strcasecmp(ext, "nds") || !strcasecmp(ext, "srl"))
|
|
{
|
|
strncpy(ROMPath, file, 1023);
|
|
ROMPath[1023] = '\0';
|
|
|
|
if (NDS::LoadROM(ROMPath, Config::DirectBoot))
|
|
Run();
|
|
}
|
|
}
|
|
|
|
uiControlShow(uiControl(MainWindow));
|
|
uiControlSetFocus(uiControl(MainDrawArea));
|
|
uiMain();
|
|
|
|
EmuRunning = 0;
|
|
SDL_WaitThread(EmuThread, NULL);
|
|
|
|
Config::ScreenRotation = ScreenRotation;
|
|
Config::ScreenGap = ScreenGap;
|
|
Config::ScreenLayout = ScreenLayout;
|
|
Config::ScreenSizing = ScreenSizing;
|
|
|
|
Config::Save();
|
|
|
|
if (ScreenBitmap) uiDrawFreeBitmap(ScreenBitmap);
|
|
|
|
uiUninit();
|
|
SDL_Quit();
|
|
return 0;
|
|
}
|
|
|
|
#ifdef __WIN32__
|
|
|
|
#include <windows.h>
|
|
|
|
int CALLBACK WinMain(HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int cmdshow)
|
|
{
|
|
char cmdargs[16][256];
|
|
int arg = 1;
|
|
int j = 0;
|
|
bool inquote = false;
|
|
int len = strlen(cmdline);
|
|
for (int i = 0; i < len; i++)
|
|
{
|
|
char c = cmdline[i];
|
|
if (c == '\0') break;
|
|
if (c == '"') inquote = !inquote;
|
|
if (!inquote && c==' ')
|
|
{
|
|
if (j > 255) j = 255;
|
|
if (arg < 16) cmdargs[arg][j] = '\0';
|
|
arg++;
|
|
j = 0;
|
|
}
|
|
else
|
|
{
|
|
if (arg < 16 && j < 255) cmdargs[arg][j] = c;
|
|
j++;
|
|
}
|
|
}
|
|
if (j > 255) j = 255;
|
|
if (arg < 16) cmdargs[arg][j] = '\0';
|
|
if (len > 0) arg++;
|
|
|
|
// FIXME!!
|
|
strncpy(cmdargs[0], "melonDS.exe", 256);
|
|
|
|
char* cmdargptr[16];
|
|
for (int i = 0; i < 16; i++)
|
|
cmdargptr[i] = &cmdargs[i][0];
|
|
|
|
return main(arg, cmdargptr);
|
|
}
|
|
|
|
#endif
|