1157 lines
34 KiB
C
1157 lines
34 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2014 Franklin Wei, Benjamin Brown
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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***************************************************************************/
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/* TODO: */
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/* vertical stride support (as of Dec. 2014, only the M:Robe 500 has a color,
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vertical stride LCD) */
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/* monochrome/grayscale support (many grayscale targets have vertical strides,
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so get that working first!) */
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#include "plugin.h"
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#include "lib/display_text.h"
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#include "lib/helper.h"
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#include "lib/pluginlib_actions.h"
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#include "lib/pluginlib_bmp.h"
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#include "lib/pluginlib_exit.h"
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#include "lib/keymaps.h"
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#include "sys.h"
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#include "parts.h"
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#include "engine.h"
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static struct System* save_sys;
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static bool sys_save_settings(struct System* sys)
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{
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File f;
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file_create(&f, false);
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if(!file_open(&f, SETTINGS_FILE, sys->e->_saveDir, "wb"))
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{
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return false;
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}
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file_write(&f, &sys->settings, sizeof(sys->settings));
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file_close(&f);
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return true;
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}
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static void sys_rotate_keymap(struct System* sys)
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{
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switch(sys->settings.rotation_option)
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{
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case 0:
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sys->keymap.up = BTN_UP;
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sys->keymap.down = BTN_DOWN;
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sys->keymap.left = BTN_LEFT;
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sys->keymap.right = BTN_RIGHT;
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#ifdef BTN_HAVE_DIAGONAL
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sys->keymap.upleft = BTN_UP_LEFT;
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sys->keymap.upright = BTN_UP_RIGHT;
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sys->keymap.downleft = BTN_DOWN_RIGHT;
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sys->keymap.downright = BTN_DOWN_LEFT;
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#endif
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break;
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case 1:
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sys->keymap.up = BTN_RIGHT;
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sys->keymap.down = BTN_LEFT;
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sys->keymap.left = BTN_UP;
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sys->keymap.right = BTN_DOWN;
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#ifdef BTN_HAVE_DIAGONAL
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sys->keymap.upleft = BTN_UP_RIGHT;
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sys->keymap.upright = BTN_DOWN_RIGHT;
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sys->keymap.downleft = BTN_UP_LEFT;
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sys->keymap.downright = BTN_DOWN_LEFT;
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#endif
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break;
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case 2:
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sys->keymap.up = BTN_LEFT;
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sys->keymap.down = BTN_RIGHT;
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sys->keymap.left = BTN_DOWN;
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sys->keymap.right = BTN_UP;
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#ifdef BTN_HAVE_DIAGONAL
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sys->keymap.upleft = BTN_DOWN_LEFT;
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sys->keymap.upright = BTN_UP_LEFT;
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sys->keymap.downleft = BTN_DOWN_RIGHT;
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sys->keymap.downright = BTN_DOWN_LEFT;
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#endif
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break;
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default:
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error("sys_rotate_keymap: fall-through!");
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}
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}
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static bool sys_load_settings(struct System* sys)
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{
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File f;
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file_create(&f, false);
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if(!file_open(&f, SETTINGS_FILE, sys->e->_saveDir, "rb"))
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{
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return false;
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}
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file_read(&f, &sys->settings, sizeof(sys->settings));
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file_close(&f);
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sys_rotate_keymap(sys);
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return true;
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}
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void exit_handler(void)
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{
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sys_save_settings(save_sys);
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sys_stopAudio(save_sys);
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rb->timer_unregister();
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#ifdef HAVE_ADJUSTABLE_CPU_FREQ
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rb->cpu_boost(false);
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#endif
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#ifdef HAVE_BACKLIGHT
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backlight_use_settings();
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#endif
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}
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static bool sys_do_help(void)
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{
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#ifdef HAVE_LCD_COLOR
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rb->lcd_set_foreground(LCD_WHITE);
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rb->lcd_set_background(LCD_BLACK);
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#endif
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rb->lcd_setfont(FONT_UI);
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char *help_text[] = {
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"XWorld", "",
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"XWorld", "is", "a", "port", "of", "a", "bytecode", "interpreter", "for", "`Another", "World',", "a", "cinematic", "adventure", "game", "by", "Eric", "Chahi.",
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"",
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"",
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"Level", "Codes:", "",
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"Level", "1:", "LDKD", "",
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"Level", "2:", "HTDC", "",
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"Level", "3:", "CLLD", "",
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"Level", "4:", "LBKG", "",
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"Level", "5:", "XDDJ", "",
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"Level", "6:", "FXLC", "",
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"Level", "7:", "KRFK", "",
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"Level", "8:", "KFLB", "",
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"Level", "9:", "DDRX", "",
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"Level", "10:", "BFLX", "",
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"Level", "11:", "BRTD", "",
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"Level", "12:", "TFBB", "",
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"Level", "13:", "TXHF", "",
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"Level", "14:", "CKJL", "",
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"Level", "15:", "LFCK", "",
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};
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struct style_text style[] = {
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{ 0, TEXT_CENTER | TEXT_UNDERLINE },
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};
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return display_text(ARRAYLEN(help_text), help_text, style, NULL, true);
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}
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static const struct opt_items scaling_settings[3] = {
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{ "Disabled", -1 },
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{ "Fast" , -1 },
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#ifdef HAVE_LCD_COLOR
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{ "Good" , -1 }
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#endif
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};
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static const struct opt_items rotation_settings[3] = {
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{ "Disabled" , -1 },
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{ "Clockwise" , -1 },
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{ "Counterclockwise", -1 }
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};
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static void do_video_settings(struct System* sys)
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{
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MENUITEM_STRINGLIST(menu, "Video Settings", NULL,
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"Negative",
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#ifdef SYS_MOTION_BLUR
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"Motion Blur",
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#endif
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"Scaling",
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"Rotation",
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"Show FPS",
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"Zoom on Code",
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"Back");
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int sel = 0;
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while(1)
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{
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switch(rb->do_menu(&menu, &sel, NULL, false))
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{
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case 0:
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rb->set_bool("Negative", &sys->settings.negative_enabled);
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break;
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#ifdef SYS_MOTION_BLUR
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case 1:
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rb->set_bool("Motion Blur", &sys->settings.blur);
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break;
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#endif
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#ifndef SYS_MOTION_BLUR
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case 1:
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#else
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case 2:
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#endif
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rb->set_option("Scaling", &sys->settings.scaling_quality, INT, scaling_settings,
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#ifdef HAVE_LCD_COLOR
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3
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#else
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2
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#endif
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, NULL);
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if(sys->settings.scaling_quality &&
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sys->settings.zoom)
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{
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rb->splash(HZ*2, "Zoom automatically disabled.");
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sys->settings.zoom = false;
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}
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break;
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#ifndef SYS_MOTION_BLUR
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case 2:
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#else
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case 3:
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#endif
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rb->set_option("Rotation", &sys->settings.rotation_option, INT, rotation_settings, 3, NULL);
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if(sys->settings.rotation_option &&
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sys->settings.zoom)
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{
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rb->splash(HZ*2, "Zoom automatically disabled.");
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sys->settings.zoom = false;
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}
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sys_rotate_keymap(sys);
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break;
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#ifndef SYS_MOTION_BLUR
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case 3:
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#else
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case 4:
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#endif
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rb->set_bool("Show FPS", &sys->settings.showfps);
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break;
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#ifndef SYS_MOTION_BLUR
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case 4:
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#else
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case 5:
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#endif
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rb->set_bool("Zoom on Code", &sys->settings.zoom);
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/* zoom only works with scaling and rotation disabled */
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if(sys->settings.zoom && (sys->settings.scaling_quality || sys->settings.rotation_option))
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{
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rb->splash(HZ*2, "Scaling and rotation automatically disabled.");
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sys->settings.scaling_quality = 0;
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sys->settings.rotation_option = 0;
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}
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break;
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default:
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sys_save_settings(sys);
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return;
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}
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}
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}
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#define MAX_SOUNDBUF_SIZE 256
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static void do_sound_settings(struct System* sys)
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{
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MENUITEM_STRINGLIST(menu, "Sound Settings", NULL,
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"Enabled",
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"Buffer Level",
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"Volume",
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"Back",
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);
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int sel = 0;
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while(1)
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{
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switch(rb->do_menu(&menu, &sel, NULL, false))
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{
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case 0:
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rb->set_bool("Enabled", &sys->settings.sound_enabled);
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break;
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case 1:
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rb->set_int("Buffer Level", "samples", UNIT_INT, &sys->settings.sound_bufsize, NULL, 16, 16, MAX_SOUNDBUF_SIZE, NULL);
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break;
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case 2:
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{
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const struct settings_list* vol =
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rb->find_setting(&rb->global_settings->volume, NULL);
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rb->option_screen((struct settings_list*)vol, NULL, false, "Volume");
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break;
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}
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case 3:
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default:
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sys_save_settings(sys);
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return;
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}
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}
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}
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static void sys_reset_settings(struct System* sys)
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{
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sys->settings.negative_enabled = false;
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sys->settings.rotation_option = 0; // off
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sys->settings.scaling_quality = 1; // fast
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sys->settings.sound_enabled = true;
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sys->settings.sound_bufsize = 32; /* keep this low */
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sys->settings.showfps = false;
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sys->settings.zoom = false;
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sys->settings.blur = false;
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sys_rotate_keymap(sys);
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}
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static struct System* mainmenu_sysptr;
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static int mainmenu_cb(int action,
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const struct menu_item_ex *this_item,
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struct gui_synclist *this_list)
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{
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(void)this_list;
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int idx = ((intptr_t)this_item);
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if(action == ACTION_REQUEST_MENUITEM && !mainmenu_sysptr->loaded && (idx == 0 || idx == 8 || idx == 10))
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return ACTION_EXIT_MENUITEM;
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return action;
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}
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static AudioCallback audio_callback = NULL;
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static void get_more(const void** start, size_t* size);
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static void* audio_param;
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static struct System* audio_sys;
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/************************************** MAIN MENU ***************************************/
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/* called after game init */
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void sys_menu(struct System* sys)
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{
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sys_stopAudio(sys);
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#ifdef HAVE_ADJUSTABLE_CPU_FREQ
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/* boost for load */
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rb->cpu_boost(true);
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#endif
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rb->splash(0, "Loading...");
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sys->loaded = engine_loadGameState(sys->e, 0);
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#ifdef HAVE_ADJUSTABLE_CPU_FREQ
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rb->cpu_boost(false);
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#endif
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rb->lcd_update();
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mainmenu_sysptr = sys;
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MENUITEM_STRINGLIST(menu, "XWorld Menu", mainmenu_cb,
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"Resume Game", /* 0 */
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"Start New Game", /* 1 */
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"Video Settings", /* 2 */
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"Sound Settings", /* 3 */
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"Fast Mode", /* 4 */
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"Help", /* 5 */
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"Reset Settings", /* 6 */
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"Load", /* 7 */
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"Save", /* 8 */
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"Quit without Saving", /* 9 */
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"Save and Quit"); /* 10 */
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bool quit = false;
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while(!quit)
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{
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switch(rb->do_menu(&menu, NULL, NULL, false))
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{
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case 0:
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quit = true;
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break;
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case 1:
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vm_initForPart(&sys->e->vm, GAME_PART_FIRST); // This game part is the protection screen
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quit = true;
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break;
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case 2:
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do_video_settings(sys);
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break;
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case 3:
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do_sound_settings(sys);
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break;
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case 4:
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rb->set_bool("Fast Mode", &sys->e->vm._fastMode);
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sys_save_settings(sys);
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break;
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case 5:
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sys_do_help();
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break;
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case 6:
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sys_reset_settings(sys);
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sys_save_settings(sys);
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break;
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case 7:
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rb->splash(0, "Loading...");
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sys->loaded = engine_loadGameState(sys->e, 0);
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rb->lcd_update();
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break;
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case 8:
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sys->e->_stateSlot = 0;
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rb->splash(0, "Saving...");
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engine_saveGameState(sys->e, sys->e->_stateSlot, "quicksave");
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rb->lcd_update();
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break;
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case 9:
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engine_deleteGameState(sys->e, 0);
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exit(PLUGIN_OK);
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break;
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case 10:
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/* saves are NOT deleted on loading */
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exit(PLUGIN_OK);
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break;
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default:
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break;
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}
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}
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#ifdef HAVE_ADJUSTABLE_CPU_FREQ
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/* boost for game */
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rb->cpu_boost(true);
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#endif
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sys_startAudio(sys, audio_callback, audio_param);
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}
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void sys_init(struct System* sys, const char* title)
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{
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(void) title;
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#ifdef HAVE_BACKLIGHT
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backlight_ignore_timeout();
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#endif
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rb_atexit(exit_handler);
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save_sys = sys;
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rb->memset(&sys->input, 0, sizeof(sys->input));
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sys->mutex_bitfield = ~0;
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if(!sys_load_settings(sys))
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{
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sys_reset_settings(sys);
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}
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}
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void sys_destroy(struct System* sys)
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{
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(void) sys;
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rb->splash(HZ, "Exiting...");
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}
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void sys_setPalette(struct System* sys, uint8_t start, uint8_t n, const uint8_t *buf)
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{
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for(int i = start; i < start + n; ++i)
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{
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uint8_t c[3];
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for (int j = 0; j < 3; j++) {
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uint8_t col = buf[i * 3 + j];
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c[j] = (col << 2) | (col & 3);
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}
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#if (LCD_DEPTH > 24)
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sys->palette[i] = (fb_data) {
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c[2], c[1], c[0], 255
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};
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#elif (LCD_DEPTH > 16) && (LCD_DEPTH <= 24)
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sys->palette[i] = (fb_data) {
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c[2], c[1], c[0]
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};
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#elif defined(HAVE_LCD_COLOR)
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sys->palette[i] = FB_RGBPACK(c[0], c[1], c[2]);
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#elif LCD_DEPTH > 1
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sys->palette[i] = LCD_BRIGHTNESS((c[0] + c[1] + c[2]) / 3);
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#endif
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}
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}
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/****************************** THE MAIN DRAWING METHOD ********************************/
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void sys_copyRect(struct System* sys, uint16_t x, uint16_t y, uint16_t w, uint16_t h, const uint8_t *buf, uint32_t pitch)
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{
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static int last_timestamp = 1;
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|
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/* get the address of the temporary framebuffer that has been allocated in the audiobuf */
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fb_data* framebuffer = (fb_data*) sys->e->res._memPtrStart + MEM_BLOCK_SIZE + (4 * VID_PAGE_SIZE);
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buf += y * pitch + x;
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/************************ BLIT THE TEMPORARY FRAMEBUFFER ***********************/
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|
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if(sys->settings.rotation_option)
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{
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/* clockwise */
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if(sys->settings.rotation_option == 1)
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{
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while (h--) {
|
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/* one byte gives two pixels */
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for (int i = 0; i < w / 2; ++i) {
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uint8_t pix1 = *(buf + i) >> 4;
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uint8_t pix2 = *(buf + i) & 0xF;
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#if defined(LCD_STRIDEFORMAT) && (LCD_STRIDEFORMAT == VERTICAL_STRIDE)
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framebuffer[( (h * 2) ) * 320 + i] = sys->palette[pix1];
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framebuffer[( (h * 2) + 1) * 320 + i] = sys->palette[pix2];
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#else
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framebuffer[( (i * 2) ) * 200 + h] = sys->palette[pix1];
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framebuffer[( (i * 2) + 1) * 200 + h] = sys->palette[pix2];
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#endif
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}
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buf += pitch;
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}
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}
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/* counterclockwise */
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else
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{
|
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while (h--) {
|
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/* one byte gives two pixels */
|
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for (int i = 0; i < w / 2; ++i) {
|
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uint8_t pix1 = *(buf + i) >> 4;
|
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uint8_t pix2 = *(buf + i) & 0xF;
|
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#if defined(LCD_STRIDEFORMAT) && (LCD_STRIDEFORMAT == VERTICAL_STRIDE)
|
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framebuffer[(200 - h * 2 ) * 320 + ( 320 - i )] = sys->palette[pix1];
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framebuffer[(200 - h * 2 - 1) * 320 + ( 320 - i )] = sys->palette[pix2];
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#else
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framebuffer[(320 - i * 2 ) * 200 + ( 200 - h )] = sys->palette[pix1];
|
|
framebuffer[(320 - i * 2 - 1) * 200 + ( 200 - h )] = sys->palette[pix2];
|
|
#endif
|
|
}
|
|
buf += pitch;
|
|
}
|
|
}
|
|
}
|
|
/* no rotation */
|
|
else
|
|
{
|
|
int next = 0;
|
|
#if defined(LCD_STRIDEFORMAT) && (LCD_STRIDEFORMAT == VERTICAL_STRIDE)
|
|
for(int x = 0; x < w / 2; ++x)
|
|
{
|
|
for(int y = 0; y < h; ++y)
|
|
{
|
|
uint8_t pix1 = buf[ y * w + x ] >> 4;
|
|
uint8_t pix2 = buf[ y * w + x ] & 0xF;
|
|
framebuffer[(x + 0)*h + y] = sys->palette[pix1];
|
|
framebuffer[(x + 1)*h + y] = sys->palette[pix2];
|
|
}
|
|
}
|
|
#else
|
|
while (h--) {
|
|
/* one byte gives two pixels */
|
|
for (int i = 0; i < w / 2; ++i) {
|
|
uint8_t pix1 = *(buf + i) >> 4;
|
|
uint8_t pix2 = *(buf + i) & 0xF;
|
|
framebuffer[next] = sys->palette[pix1];
|
|
++next;
|
|
framebuffer[next] = sys->palette[pix2];
|
|
++next;
|
|
}
|
|
buf += pitch;
|
|
}
|
|
#endif
|
|
}
|
|
|
|
/*************************** NOW SCALE IT! ***************************/
|
|
|
|
if(sys->settings.scaling_quality)
|
|
{
|
|
struct bitmap in_bmp;
|
|
if(sys->settings.rotation_option)
|
|
{
|
|
#if defined(LCD_STRIDEFORMAT) && (LCD_STRIDEFORMAT == VERTICAL_STRIDE)
|
|
in_bmp.width = 320;
|
|
in_bmp.height = 200;
|
|
#else
|
|
in_bmp.width = 200;
|
|
in_bmp.height = 320;
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
#if defined(LCD_STRIDEFORMAT) && (LCD_STRIDEFORMAT == VERTICAL_STRIDE)
|
|
in_bmp.width = 200;
|
|
in_bmp.height = 320;
|
|
#else
|
|
in_bmp.width = 320;
|
|
in_bmp.height = 200;
|
|
#endif
|
|
}
|
|
in_bmp.data = (unsigned char*) framebuffer;
|
|
struct bitmap out_bmp;
|
|
out_bmp.width = LCD_WIDTH;
|
|
out_bmp.height = LCD_HEIGHT;
|
|
out_bmp.data = (unsigned char*) rb->lcd_framebuffer;
|
|
|
|
#ifdef HAVE_LCD_COLOR
|
|
if(sys->settings.scaling_quality == 1)
|
|
#endif
|
|
simple_resize_bitmap(&in_bmp, &out_bmp);
|
|
#ifdef HAVE_LCD_COLOR
|
|
else
|
|
smooth_resize_bitmap(&in_bmp, &out_bmp);
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
#if defined(LCD_STRIDEFORMAT) && (LCD_STRIDEFORMAT == VERTICAL_STRIDE)
|
|
for(int x = 0; x < 320; ++x)
|
|
{
|
|
for(int y = 0; y < 200; ++y)
|
|
{
|
|
rb->lcd_set_foreground(framebuffer[x * 200 + y]);
|
|
rb->lcd_drawpixel(x, y);
|
|
}
|
|
}
|
|
#else
|
|
if(sys->settings.zoom)
|
|
{
|
|
rb->lcd_bitmap_part(framebuffer, CODE_X, CODE_Y, STRIDE(SCREEN_MAIN, 320, 200), 0, 0, 320 - CODE_X, 200 - CODE_Y);
|
|
}
|
|
else
|
|
{
|
|
if(sys->settings.rotation_option)
|
|
rb->lcd_bitmap(framebuffer, 0, 0, 200, 320);
|
|
else
|
|
rb->lcd_bitmap(framebuffer, 0, 0, 320, 200);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
/************************************* APPLY FILTERS ******************************************/
|
|
|
|
if(sys->settings.negative_enabled)
|
|
{
|
|
for(int y = 0; y < LCD_HEIGHT; ++y)
|
|
{
|
|
for(int x = 0; x < LCD_WIDTH; ++x)
|
|
{
|
|
#ifdef HAVE_LCD_COLOR
|
|
int r, g, b;
|
|
fb_data pix = rb->lcd_framebuffer[y * LCD_WIDTH + x];
|
|
#if (LCD_DEPTH > 24)
|
|
r = 0xff - pix.r;
|
|
g = 0xff - pix.g;
|
|
b = 0xff - pix.b;
|
|
rb->lcd_framebuffer[y * LCD_WIDTH + x] = (fb_data) { b, g, r, 255 };
|
|
#elif (LCD_DEPTH == 24)
|
|
r = 0xff - pix.r;
|
|
g = 0xff - pix.g;
|
|
b = 0xff - pix.b;
|
|
rb->lcd_framebuffer[y * LCD_WIDTH + x] = (fb_data) { b, g, r };
|
|
#else
|
|
r = RGB_UNPACK_RED (pix);
|
|
g = RGB_UNPACK_GREEN(pix);
|
|
b = RGB_UNPACK_BLUE (pix);
|
|
rb->lcd_framebuffer[y * LCD_WIDTH + x] = LCD_RGBPACK(0xff - r, 0xff - g, 0xff - b);
|
|
#endif
|
|
#else
|
|
rb->lcd_framebuffer[y * LCD_WIDTH + x] = LCD_BRIGHTNESS(0xff - rb->lcd_framebuffer[y * LCD_WIDTH + x]);
|
|
#endif
|
|
}
|
|
}
|
|
}
|
|
|
|
#ifdef SYS_MOTION_BLUR
|
|
if(sys->settings.blur)
|
|
{
|
|
static fb_data *prev_frames = NULL;
|
|
static fb_data *orig_fb = NULL;
|
|
static int prev_baseidx = 0; /* circular buffer */
|
|
if(!prev_frames)
|
|
{
|
|
prev_frames = sys_get_buffer(sys, sizeof(fb_data) * LCD_WIDTH * LCD_HEIGHT * BLUR_FRAMES);
|
|
orig_fb = sys_get_buffer(sys, sizeof(fb_data) * LCD_WIDTH * LCD_HEIGHT);
|
|
|
|
rb->memset(prev_frames, 0, sizeof(fb_data) * LCD_WIDTH * LCD_HEIGHT * BLUR_FRAMES);
|
|
}
|
|
if(prev_frames && orig_fb)
|
|
{
|
|
|
|
rb->memcpy(orig_fb, rb->lcd_framebuffer, sizeof(fb_data) * LCD_WIDTH * LCD_HEIGHT);
|
|
/* fancy useless slow motion blur */
|
|
for(int y = 0; y < LCD_HEIGHT; ++y)
|
|
{
|
|
for(int x = 0; x < LCD_WIDTH; ++x)
|
|
{
|
|
int r, g, b;
|
|
fb_data pix = rb->lcd_framebuffer[y * LCD_WIDTH + x];
|
|
r = RGB_UNPACK_RED (pix);
|
|
g = RGB_UNPACK_GREEN(pix);
|
|
b = RGB_UNPACK_BLUE (pix);
|
|
r *= BLUR_FRAMES + 1;
|
|
g *= BLUR_FRAMES + 1;
|
|
b *= BLUR_FRAMES + 1;
|
|
for(int i = 0; i < BLUR_FRAMES; ++i)
|
|
{
|
|
fb_data prev_pix = prev_frames[ (prev_baseidx + i * (LCD_WIDTH * LCD_HEIGHT)) % (LCD_WIDTH * LCD_HEIGHT * BLUR_FRAMES) + y * LCD_WIDTH + x];
|
|
r += (BLUR_FRAMES-i) * RGB_UNPACK_RED(prev_pix);
|
|
g += (BLUR_FRAMES-i) * RGB_UNPACK_GREEN(prev_pix);
|
|
b += (BLUR_FRAMES-i) * RGB_UNPACK_BLUE(prev_pix);
|
|
}
|
|
r /= (BLUR_FRAMES + 1) / 2 * (1 + BLUR_FRAMES + 1);
|
|
g /= (BLUR_FRAMES + 1) / 2 * (1 + BLUR_FRAMES + 1);
|
|
b /= (BLUR_FRAMES + 1) / 2 * (1 + BLUR_FRAMES + 1);
|
|
rb->lcd_framebuffer[y * LCD_WIDTH + x] = LCD_RGBPACK(r, g, b);
|
|
}
|
|
}
|
|
prev_baseidx -= LCD_WIDTH * LCD_HEIGHT;
|
|
if(prev_baseidx < 0)
|
|
prev_baseidx += BLUR_FRAMES * LCD_WIDTH * LCD_HEIGHT;
|
|
rb->memcpy(prev_frames + prev_baseidx, orig_fb, sizeof(fb_data) * LCD_WIDTH * LCD_HEIGHT);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
/*********************** SHOW FPS *************************/
|
|
|
|
int current_time = sys_getTimeStamp(sys);
|
|
if(sys->settings.showfps)
|
|
{
|
|
rb->lcd_set_foreground(LCD_BLACK);
|
|
rb->lcd_set_background(LCD_WHITE);
|
|
/* use 1000 and not HZ here because getTimeStamp is in milliseconds */
|
|
rb->lcd_putsf(0, 0, "FPS: %d", 1000 / ((current_time - last_timestamp == 0) ? 1 : current_time - last_timestamp));
|
|
}
|
|
rb->lcd_update();
|
|
last_timestamp = sys_getTimeStamp(sys);
|
|
}
|
|
|
|
static void do_pause_menu(struct System* sys)
|
|
{
|
|
sys_stopAudio(sys);
|
|
|
|
#ifdef HAVE_ADJUSTABLE_CPU_FREQ
|
|
rb->cpu_boost(false);
|
|
#endif
|
|
|
|
int sel = 0;
|
|
MENUITEM_STRINGLIST(menu, "XWorld Menu", NULL,
|
|
"Resume Game", /* 0 */
|
|
"Start New Game", /* 1 */
|
|
"Video Settings", /* 2 */
|
|
"Sound Settings", /* 3 */
|
|
"Fast Mode", /* 4 */
|
|
"Enter Code", /* 5 */
|
|
"Help", /* 6 */
|
|
"Reset Settings", /* 7 */
|
|
"Load", /* 8 */
|
|
"Save", /* 9 */
|
|
"Quit"); /* 10 */
|
|
|
|
bool quit = false;
|
|
while(!quit)
|
|
{
|
|
switch(rb->do_menu(&menu, &sel, NULL, false))
|
|
{
|
|
case 0:
|
|
quit = true;
|
|
break;
|
|
case 1:
|
|
vm_initForPart(&sys->e->vm, GAME_PART_FIRST);
|
|
quit = true;
|
|
break;
|
|
case 2:
|
|
do_video_settings(sys);
|
|
break;
|
|
case 3:
|
|
do_sound_settings(sys);
|
|
break;
|
|
case 4:
|
|
rb->set_bool("Fast Mode", &sys->e->vm._fastMode);
|
|
sys_save_settings(sys);
|
|
break;
|
|
case 5:
|
|
sys->input.code = true;
|
|
quit = true;
|
|
break;
|
|
case 6:
|
|
sys_do_help();
|
|
break;
|
|
case 7:
|
|
sys_reset_settings(sys);
|
|
sys_save_settings(sys);
|
|
break;
|
|
case 8:
|
|
rb->splash(0, "Loading...");
|
|
sys->loaded = engine_loadGameState(sys->e, 0);
|
|
rb->lcd_update();
|
|
quit = true;
|
|
break;
|
|
case 9:
|
|
sys->e->_stateSlot = 0;
|
|
rb->splash(0, "Saving...");
|
|
engine_saveGameState(sys->e, sys->e->_stateSlot, "quicksave");
|
|
rb->lcd_update();
|
|
break;
|
|
case 10:
|
|
exit(PLUGIN_OK);
|
|
break;
|
|
}
|
|
}
|
|
|
|
#ifdef HAVE_ADJUSTABLE_CPU_FREQ
|
|
rb->cpu_boost(true);
|
|
#endif
|
|
|
|
sys_startAudio(sys, audio_callback, audio_param);
|
|
}
|
|
|
|
void sys_processEvents(struct System* sys)
|
|
{
|
|
int btn = rb->button_status();
|
|
rb->button_clear_queue();
|
|
|
|
static int oldbuttonstate = 0;
|
|
|
|
debug(DBG_SYS, "button is 0x%08x", btn);
|
|
|
|
/* exit early if we can */
|
|
if(btn == oldbuttonstate)
|
|
{
|
|
return;
|
|
}
|
|
|
|
/* handle special keys first */
|
|
switch(btn)
|
|
{
|
|
case BTN_PAUSE:
|
|
do_pause_menu(sys);
|
|
sys->input.dirMask = 0;
|
|
sys->input.button = false;
|
|
/* exit early to avoid unwanted button presses being detected */
|
|
return;
|
|
default:
|
|
exit_on_usb(btn);
|
|
break;
|
|
}
|
|
|
|
/* Ignore some buttons that cause errant input */
|
|
|
|
btn &= ~BUTTON_REDRAW;
|
|
|
|
#if (CONFIG_KEYPAD == IPOD_4G_PAD) || \
|
|
(CONFIG_KEYPAD == IPOD_3G_PAD) || \
|
|
(CONFIG_KEYPAD == IPOD_1G2G_PAD)
|
|
if(btn & 0x80000000)
|
|
return;
|
|
#endif
|
|
|
|
#if (CONFIG_KEYPAD == SANSA_E200_PAD)
|
|
if(btn == (BUTTON_SCROLL_FWD || BUTTON_SCROLL_BACK))
|
|
return;
|
|
#endif
|
|
|
|
#if (CONFIG_KEYPAD == SANSA_FUZEPLUS_PAD)
|
|
if(btn == (BUTTON_SELECT))
|
|
return;
|
|
#endif
|
|
|
|
/* copied from doom which was copied from rockboy... */
|
|
unsigned released = ~btn & oldbuttonstate;
|
|
unsigned pressed = btn & ~oldbuttonstate;
|
|
oldbuttonstate = btn;
|
|
|
|
if(released)
|
|
{
|
|
if(released & BTN_FIRE)
|
|
sys->input.button = false;
|
|
if(released & sys->keymap.up)
|
|
sys->input.dirMask &= ~DIR_UP;
|
|
if(released & sys->keymap.down)
|
|
sys->input.dirMask &= ~DIR_DOWN;
|
|
if(released & sys->keymap.left)
|
|
sys->input.dirMask &= ~DIR_LEFT;
|
|
if(released & sys->keymap.right)
|
|
sys->input.dirMask &= ~DIR_RIGHT;
|
|
#ifdef BTN_DOWN_LEFT
|
|
if(released & sys->keymap.downleft)
|
|
sys->input.dirMask &= ~(DIR_DOWN | DIR_LEFT);
|
|
#endif
|
|
#ifdef BTN_DOWN_RIGHT
|
|
if(released & sys->keymap.downright)
|
|
sys->input.dirMask &= ~(DIR_DOWN | DIR_RIGHT);
|
|
#endif
|
|
#ifdef BTN_UP_LEFT
|
|
if(released & sys->keymap.upleft)
|
|
sys->input.dirMask &= ~(DIR_UP | DIR_LEFT);
|
|
#endif
|
|
#ifdef BTN_UP_RIGHT
|
|
if(released & sys->keymap.upright)
|
|
sys->input.dirMask &= ~(DIR_UP | DIR_RIGHT);
|
|
#endif
|
|
}
|
|
|
|
if(pressed)
|
|
{
|
|
if(pressed & BTN_FIRE)
|
|
sys->input.button = true;
|
|
if(pressed & sys->keymap.up)
|
|
sys->input.dirMask |= DIR_UP;
|
|
if(pressed & sys->keymap.down)
|
|
sys->input.dirMask |= DIR_DOWN;
|
|
if(pressed & sys->keymap.left)
|
|
sys->input.dirMask |= DIR_LEFT;
|
|
if(pressed & sys->keymap.right)
|
|
sys->input.dirMask |= DIR_RIGHT;
|
|
#ifdef BTN_DOWN_LEFT
|
|
if(pressed & sys->keymap.downleft)
|
|
sys->input.dirMask |= (DIR_DOWN | DIR_LEFT);
|
|
#endif
|
|
#ifdef BTN_DOWN_RIGHT
|
|
if(pressed & sys->keymap.downright)
|
|
sys->input.dirMask |= (DIR_DOWN | DIR_RIGHT);
|
|
#endif
|
|
#ifdef BTN_UP_LEFT
|
|
if(pressed & sys->keymap.upleft)
|
|
sys->input.dirMask |= (DIR_UP | DIR_LEFT);
|
|
#endif
|
|
#ifdef BTN_UP_RIGHT
|
|
if(pressed & sys->keymap.upright)
|
|
sys->input.dirMask |= (DIR_UP | DIR_RIGHT);
|
|
#endif
|
|
}
|
|
|
|
#if 0
|
|
/* handle releases */
|
|
if(btn & BUTTON_REL)
|
|
{
|
|
debug(DBG_SYS, "button_rel");
|
|
btn &= ~BUTTON_REL;
|
|
|
|
if(btn & BTN_FIRE)
|
|
sys->input.button = false;
|
|
if(btn & sys->keymap.up)
|
|
sys->input.dirMask &= ~DIR_UP;
|
|
if(btn & sys->keymap.down)
|
|
sys->input.dirMask &= ~DIR_DOWN;
|
|
if(btn & sys->keymap.left)
|
|
sys->input.dirMask &= ~DIR_LEFT;
|
|
if(btn & sys->keymap.right)
|
|
sys->input.dirMask &= ~DIR_RIGHT;
|
|
#ifdef BTN_DOWN_LEFT
|
|
if(btn & sys->keymap.downleft)
|
|
sys->input.dirMask &= ~(DIR_DOWN | DIR_LEFT);
|
|
#endif
|
|
#ifdef BTN_DOWN_RIGHT
|
|
if(btn & sys->keymap.downright)
|
|
sys->input.dirMask &= ~(DIR_DOWN | DIR_RIGHT);
|
|
#endif
|
|
#ifdef BTN_UP_LEFT
|
|
if(btn & sys->keymap.upleft)
|
|
sys->input.dirMask &= ~(DIR_UP | DIR_LEFT);
|
|
#endif
|
|
#ifdef BTN_UP_RIGHT
|
|
if(btn & sys->keymap.upright)
|
|
sys->input.dirMask &= ~(DIR_UP | DIR_RIGHT);
|
|
#endif
|
|
}
|
|
/* then handle presses */
|
|
else
|
|
{
|
|
if(btn & BTN_FIRE)
|
|
sys->input.button = true;
|
|
if(btn & sys->keymap.up)
|
|
sys->input.dirMask |= DIR_UP;
|
|
if(btn & sys->keymap.down)
|
|
sys->input.dirMask |= DIR_DOWN;
|
|
if(btn & sys->keymap.left)
|
|
sys->input.dirMask |= DIR_LEFT;
|
|
if(btn & sys->keymap.right)
|
|
sys->input.dirMask |= DIR_RIGHT;
|
|
#ifdef BTN_DOWN_LEFT
|
|
if(btn & sys->keymap.downleft)
|
|
sys->input.dirMask |= (DIR_DOWN | DIR_LEFT);
|
|
#endif
|
|
#ifdef BTN_DOWN_RIGHT
|
|
if(btn & sys->keymap.downright)
|
|
sys->input.dirMask |= (DIR_DOWN | DIR_RIGHT);
|
|
#endif
|
|
#ifdef BTN_UP_LEFT
|
|
if(btn & sys->keymap.upleft)
|
|
sys->input.dirMask |= (DIR_UP | DIR_LEFT);
|
|
#endif
|
|
#ifdef BTN_UP_RIGHT
|
|
if(btn & sys->keymap.upright)
|
|
sys->input.dirMask |= (DIR_UP | DIR_RIGHT);
|
|
#endif
|
|
}
|
|
debug(DBG_SYS, "dirMask is 0x%02x", sys->input.dirMask);
|
|
debug(DBG_SYS, "button is %s", sys->input.button == true ? "true" : "false");
|
|
#endif
|
|
}
|
|
|
|
void sys_sleep(struct System* sys, uint32_t duration)
|
|
{
|
|
(void) sys;
|
|
/* duration is in ms */
|
|
rb->sleep(duration / (1000/HZ));
|
|
}
|
|
|
|
uint32_t sys_getTimeStamp(struct System* sys)
|
|
{
|
|
(void) sys;
|
|
return (uint32_t) (*rb->current_tick * (1000/HZ));
|
|
}
|
|
|
|
/* game provides us mono samples, we need stereo */
|
|
static int16_t rb_soundbuf[MAX_SOUNDBUF_SIZE * 2];
|
|
static int8_t temp_soundbuf[MAX_SOUNDBUF_SIZE];
|
|
|
|
static void get_more(const void** start, size_t* size)
|
|
{
|
|
if(audio_sys->settings.sound_enabled && audio_callback)
|
|
{
|
|
audio_callback(audio_param, temp_soundbuf, audio_sys->settings.sound_bufsize);
|
|
|
|
/* convert xworld format (signed 8-bit) to rockbox format (stereo signed 16-bit) */
|
|
for(int i = 0; i < audio_sys->settings.sound_bufsize; ++i)
|
|
{
|
|
rb_soundbuf[2*i] = rb_soundbuf[2*i+1] = temp_soundbuf[i] * 256;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
rb->memset(rb_soundbuf, 0, audio_sys->settings.sound_bufsize * 2 * sizeof(int16_t));
|
|
}
|
|
*start = rb_soundbuf;
|
|
*size = audio_sys->settings.sound_bufsize * 2 * sizeof(int16_t);
|
|
}
|
|
|
|
void sys_startAudio(struct System* sys, AudioCallback callback, void *param)
|
|
{
|
|
(void) sys;
|
|
audio_callback = callback;
|
|
audio_param = param;
|
|
audio_sys = sys;
|
|
|
|
rb->pcm_play_data(get_more, NULL, NULL, 0);
|
|
}
|
|
|
|
void sys_stopAudio(struct System* sys)
|
|
{
|
|
(void) sys;
|
|
rb->pcm_play_stop();
|
|
}
|
|
|
|
uint32_t sys_getOutputSampleRate(struct System* sys)
|
|
{
|
|
(void) sys;
|
|
return rb->mixer_get_frequency();
|
|
}
|
|
|
|
/* pretty non-reentrant here, but who cares? it's not like someone
|
|
would want to run two instances of the game on Rockbox! :D */
|
|
|
|
static uint32_t cur_delay;
|
|
static void* cur_param;
|
|
static TimerCallback user_callback;
|
|
static void timer_callback(void)
|
|
{
|
|
debug(DBG_SYS, "timer callback with delay of %d ms callback 0x%08x param 0x%08x", cur_delay, timer_callback, cur_param);
|
|
uint32_t ret = user_callback(cur_delay, cur_param);
|
|
if(ret != cur_delay)
|
|
{
|
|
cur_delay = ret;
|
|
rb->timer_register(1, NULL, TIMER_FREQ / 1000 * ret, timer_callback IF_COP(, CPU));
|
|
}
|
|
}
|
|
|
|
void *sys_addTimer(struct System* sys, uint32_t delay, TimerCallback callback, void *param)
|
|
{
|
|
(void) sys;
|
|
debug(DBG_SYS, "registering timer with delay of %d ms callback 0x%08x param 0x%08x", delay, callback, param);
|
|
user_callback = callback;
|
|
cur_delay = delay;
|
|
cur_param = param;
|
|
rb->timer_register(1, NULL, TIMER_FREQ / 1000 * delay, timer_callback IF_COP(, CPU));
|
|
return NULL;
|
|
}
|
|
|
|
void sys_removeTimer(struct System* sys, void *timerId)
|
|
{
|
|
(void) sys;
|
|
(void) timerId;
|
|
/* there's only one timer per game instance, so ignore both parameters */
|
|
rb->timer_unregister();
|
|
}
|
|
|
|
void *sys_createMutex(struct System* sys)
|
|
{
|
|
if(!sys)
|
|
error("sys is NULL!");
|
|
|
|
debug(DBG_SYS, "allocating mutex");
|
|
|
|
/* this bitfield works as follows: bit set = free, unset = in use */
|
|
for(int i = 0; i < MAX_MUTEXES; ++i)
|
|
{
|
|
/* check that the corresponding bit is 1 (free) */
|
|
if(sys->mutex_bitfield & (1 << i))
|
|
{
|
|
rb->mutex_init(sys->mutex_memory + i);
|
|
sys->mutex_bitfield &= ~(1 << i);
|
|
return sys->mutex_memory + i;
|
|
}
|
|
}
|
|
warning("Out of mutexes!");
|
|
return NULL;
|
|
}
|
|
|
|
void sys_destroyMutex(struct System* sys, void *mutex)
|
|
{
|
|
int mutex_number = ((char*)mutex - (char*)sys->mutex_memory) / sizeof(struct mutex); /* pointer arithmetic! check for bugs! */
|
|
sys->mutex_bitfield |= 1 << mutex_number;
|
|
}
|
|
|
|
void sys_lockMutex(struct System* sys, void *mutex)
|
|
{
|
|
(void) sys;
|
|
rb->mutex_lock((struct mutex*) mutex);
|
|
}
|
|
|
|
void sys_unlockMutex(struct System* sys, void *mutex)
|
|
{
|
|
(void) sys;
|
|
rb->mutex_unlock((struct mutex*) mutex);
|
|
}
|
|
|
|
uint8_t* getOffScreenFramebuffer(struct System* sys)
|
|
{
|
|
(void) sys;
|
|
return NULL;
|
|
}
|
|
|
|
void *sys_get_buffer(struct System* sys, size_t sz)
|
|
{
|
|
if((signed int)sys->bytes_left - (signed int)sz >= 0)
|
|
{
|
|
void* ret = sys->membuf;
|
|
rb->memset(ret, 0, sz);
|
|
sys->membuf = (char*)(sys->membuf) + sz;
|
|
sys->bytes_left -= sz;
|
|
return ret;
|
|
}
|
|
else
|
|
{
|
|
error("sys_get_buffer: out of memory!");
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
void MutexStack(struct MutexStack_t* s, struct System *stub, void *mutex)
|
|
{
|
|
s->sys = stub;
|
|
s->_mutex = mutex;
|
|
/* FW 2017-2-12: disabled; no blocking ops in IRQ context! */
|
|
/*sys_lockMutex(s->sys, s->_mutex);*/
|
|
}
|
|
|
|
void MutexStack_destroy(struct MutexStack_t* s)
|
|
{
|
|
(void) s;
|
|
/*sys_unlockMutex(s->sys, s->_mutex);*/
|
|
}
|