all repos — mgba @ 9b9aeb0c2bd76a1f8bb8d6d0fc6b20c7432bbaed

mGBA Game Boy Advance Emulator

src/platform/psp2/main.c (view raw)

  1/* Copyright (c) 2013-2015 Jeffrey Pfau
  2 *
  3 * This Source Code Form is subject to the terms of the Mozilla Public
  4 * License, v. 2.0. If a copy of the MPL was not distributed with this
  5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
  6#include "psp2-context.h"
  7
  8#include <mgba/internal/gba/gba.h>
  9#include "feature/gui/gui-runner.h"
 10#include <mgba-util/gui.h>
 11#include <mgba-util/gui/font.h>
 12#include <mgba-util/gui/file-select.h>
 13#include <mgba-util/gui/menu.h>
 14
 15#include <psp2/apputil.h>
 16#include <psp2/ctrl.h>
 17#include <psp2/display.h>
 18#include <psp2/kernel/processmgr.h>
 19#include <psp2/kernel/threadmgr.h>
 20#include <psp2/power.h>
 21#include <psp2/sysmodule.h>
 22#include <psp2/system_param.h>
 23#include <psp2/touch.h>
 24
 25#include <vita2d.h>
 26
 27static void _drawStart(void) {
 28	static int vcount = 0;
 29	extern bool frameLimiter;
 30	int oldVCount = vcount;
 31	vcount = sceDisplayGetVcount();
 32	vita2d_set_vblank_wait(frameLimiter && vcount + 1 >= oldVCount);
 33	vita2d_start_drawing();
 34	vita2d_clear_screen();
 35}
 36
 37static void _drawEnd(void) {
 38	vita2d_end_drawing();
 39	vita2d_swap_buffers();
 40}
 41
 42static uint32_t _pollInput(const struct mInputMap* map) {
 43	SceCtrlData pad;
 44	sceCtrlPeekBufferPositive(0, &pad, 1);
 45	int input = mInputMapKeyBits(map, PSP2_INPUT, pad.buttons, 0);
 46
 47	if (pad.buttons & SCE_CTRL_UP || pad.ly < 64) {
 48		input |= 1 << GUI_INPUT_UP;
 49	}
 50	if (pad.buttons & SCE_CTRL_DOWN || pad.ly >= 192) {
 51		input |= 1 << GUI_INPUT_DOWN;
 52	}
 53	if (pad.buttons & SCE_CTRL_LEFT || pad.lx < 64) {
 54		input |= 1 << GUI_INPUT_LEFT;
 55	}
 56	if (pad.buttons & SCE_CTRL_RIGHT || pad.lx >= 192) {
 57		input |= 1 << GUI_INPUT_RIGHT;
 58	}
 59
 60	return input;
 61}
 62
 63static enum GUICursorState _pollCursor(unsigned* x, unsigned* y) {
 64	SceTouchData touch;
 65	sceTouchPeek(SCE_TOUCH_PORT_FRONT, &touch, 1);
 66	if (touch.reportNum < 1) {
 67		return GUI_CURSOR_NOT_PRESENT;
 68	}
 69	*x = touch.report[0].x / 2;
 70	*y = touch.report[0].y / 2;
 71	return GUI_CURSOR_DOWN;
 72}
 73
 74static int _batteryState(void) {
 75	int charge = scePowerGetBatteryLifePercent();
 76	int adapter = scePowerIsPowerOnline();
 77	int state = 0;
 78	if (adapter) {
 79		state |= BATTERY_CHARGING;
 80	}
 81	charge /= 25;
 82	return state | charge;
 83}
 84
 85int main() {
 86	vita2d_init();
 87	struct GUIFont* font = GUIFontCreate();
 88	struct mGUIRunner runner = {
 89		.params = {
 90			PSP2_HORIZONTAL_PIXELS, PSP2_VERTICAL_PIXELS,
 91			font, "",
 92			_drawStart, _drawEnd,
 93			_pollInput, _pollCursor,
 94			_batteryState,
 95			0, 0,
 96		},
 97		.configExtra = (struct GUIMenuItem[]) {
 98			{
 99				.title = "Screen mode",
100				.data = "screenMode",
101				.submenu = 0,
102				.state = 0,
103				.validStates = (const char*[]) {
104					"With Background",
105					"Without Background",
106					"Stretched",
107					"Fit Aspect Ratio",
108				},
109				.nStates = 4
110			},
111			{
112				.title = "Camera",
113				.data = "camera",
114				.submenu = 0,
115				.state = 1,
116				.validStates = (const char*[]) {
117					"None",
118					"Front",
119					"Back",
120				},
121				.nStates = 3
122			}
123		},
124		.keySources = (struct GUIInputKeys[]) {
125			{
126				.name = "Vita Input",
127				.id = PSP2_INPUT,
128				.keyNames = (const char*[]) {
129					"Select",
130					0,
131					0,
132					"Start",
133					"Up",
134					"Right",
135					"Down",
136					"Left",
137					"L",
138					"R",
139					0, // L2?
140					0, // R2?
141					"\1\xC",
142					"\1\xA",
143					"\1\xB",
144					"\1\xD"
145				},
146				.nKeys = 16
147			},
148			{ .id = 0 }
149		},
150		.nConfigExtra = 2,
151		.setup = mPSP2Setup,
152		.teardown = mPSP2Teardown,
153		.gameLoaded = mPSP2LoadROM,
154		.gameUnloaded = mPSP2UnloadROM,
155		.prepareForFrame = NULL,
156		.drawFrame = mPSP2Draw,
157		.drawScreenshot = mPSP2DrawScreenshot,
158		.paused = mPSP2Paused,
159		.unpaused = mPSP2Unpaused,
160		.incrementScreenMode = mPSP2IncrementScreenMode,
161		.setFrameLimiter = mPSP2SetFrameLimiter,
162		.pollGameInput = mPSP2PollInput,
163		.running = mPSP2SystemPoll
164	};
165
166	sceTouchSetSamplingState(SCE_TOUCH_PORT_FRONT, SCE_TOUCH_SAMPLING_STATE_START);
167	sceCtrlSetSamplingMode(SCE_CTRL_MODE_ANALOG_WIDE);
168	sceSysmoduleLoadModule(SCE_SYSMODULE_PHOTO_EXPORT);
169	sceSysmoduleLoadModule(SCE_SYSMODULE_APPUTIL);
170
171	mGUIInit(&runner, "psvita");
172
173	int enterButton;
174	SceAppUtilInitParam initParam;
175	SceAppUtilBootParam bootParam;
176	memset(&initParam, 0, sizeof(SceAppUtilInitParam));
177	memset(&bootParam, 0, sizeof(SceAppUtilBootParam));
178	sceAppUtilInit(&initParam, &bootParam);
179	sceAppUtilSystemParamGetInt(SCE_SYSTEM_PARAM_ID_ENTER_BUTTON, &enterButton);
180	sceAppUtilShutdown();
181
182	if (enterButton == SCE_SYSTEM_PARAM_ENTER_BUTTON_CIRCLE) {
183		mPSP2MapKey(&runner.params.keyMap, SCE_CTRL_CROSS, GUI_INPUT_BACK);
184		mPSP2MapKey(&runner.params.keyMap, SCE_CTRL_CIRCLE, GUI_INPUT_SELECT);
185	} else {
186		mPSP2MapKey(&runner.params.keyMap, SCE_CTRL_CROSS, GUI_INPUT_SELECT);
187		mPSP2MapKey(&runner.params.keyMap, SCE_CTRL_CIRCLE, GUI_INPUT_BACK);
188	}
189	mPSP2MapKey(&runner.params.keyMap, SCE_CTRL_TRIANGLE, GUI_INPUT_CANCEL);
190	mPSP2MapKey(&runner.params.keyMap, SCE_CTRL_UP, GUI_INPUT_UP);
191	mPSP2MapKey(&runner.params.keyMap, SCE_CTRL_DOWN, GUI_INPUT_DOWN);
192	mPSP2MapKey(&runner.params.keyMap, SCE_CTRL_LEFT, GUI_INPUT_LEFT);
193	mPSP2MapKey(&runner.params.keyMap, SCE_CTRL_RIGHT, GUI_INPUT_RIGHT);
194	mPSP2MapKey(&runner.params.keyMap, SCE_CTRL_SQUARE, mGUI_INPUT_SCREEN_MODE);
195
196	scePowerSetArmClockFrequency(444);
197	mGUIRunloop(&runner);
198
199	vita2d_fini();
200	mGUIDeinit(&runner);
201
202	int pgfLoaded = sceSysmoduleIsLoaded(SCE_SYSMODULE_PGF);
203	if (pgfLoaded != SCE_SYSMODULE_LOADED) {
204		sceSysmoduleLoadModule(SCE_SYSMODULE_PGF);
205	}
206	GUIFontDestroy(font);
207	sceSysmoduleUnloadModule(SCE_SYSMODULE_PGF);
208
209	sceKernelExitProcess(0);
210	return 0;
211}