mirror of https://github.com/OpenRCT2/OpenRCT2.git
207 lines
6.5 KiB
C
207 lines
6.5 KiB
C
/*****************************************************************************
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* Copyright (c) 2014 Ted John
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* OpenRCT2, an open source clone of Roller Coaster Tycoon 2.
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*
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* This file is part of OpenRCT2.
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*
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* OpenRCT2 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*****************************************************************************/
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#define _CRT_SECURE_NO_WARNINGS
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#include <string.h>
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#include <setjmp.h>
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#include <windows.h>
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#include <SDL.h>
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#include "addresses.h"
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#include "rct2.h"
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#include "osinterface.h"
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#include "intro.h"
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#include "game.h"
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#include "title.h"
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void rct2_init_directories();
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void rct2_startup_checks();
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static void rct2_init();
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static void rct2_loop();
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static void rct2_update();
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static void rct2_update_2();
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static int _finished;
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static jmp_buf _end_update_jump;
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BOOL APIENTRY DllMain(HANDLE hModule, DWORD dwReason, LPVOID lpReserved)
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{
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return TRUE;
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}
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__declspec(dllexport) int StartOpenRCT(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)
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{
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RCT2_GLOBAL(0x01423A08, HINSTANCE) = hInstance;
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RCT2_GLOBAL(RCT2_ADDRESS_CMDLINE, LPSTR) = lpCmdLine;
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RCT2_CALLPROC(0x004076B1); // get_system_info()
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RCT2_CALLPROC(0x0040502E); // get_dsound_devices()
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rct2_init();
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rct2_loop();
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osinterface_free();
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exit(0);
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return 0;
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}
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void rct2_loop()
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{
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int last_tick = 0;
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_finished = 0;
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do {
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if (SDL_GetTicks() - last_tick < 25)
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continue;
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last_tick = SDL_GetTicks();
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osinterface_process_messages();
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rct2_update();
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osinterface_draw();
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} while (!_finished);
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}
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void rct2_finish()
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{
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_finished = 1;
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}
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void rct2_init()
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{
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RCT2_GLOBAL(0x00F663AC, int) = 0;
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RCT2_GLOBAL(0x009AC310, char*) = RCT2_GLOBAL(RCT2_ADDRESS_CMDLINE, char*);
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RCT2_CALLPROC_EBPSAFE(0x00407671); // get_system_time()
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RCT2_GLOBAL(0x009DEA69, short) = RCT2_GLOBAL(0x01424304, short);
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RCT2_GLOBAL(0x009DEA6B, short) = RCT2_GLOBAL(0x01424304, short);
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rct2_init_directories();
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rct2_startup_checks();
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RCT2_CALLPROC_EBPSAFE(0x06E3604); // reset_keyboard_shortcuts()
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RCT2_GLOBAL(RCT2_ADDRESS_PLACE_OBJECT_MODIFIER, uint8) = 0;
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RCT2_CALLPROC_EBPSAFE(0x006752D5); // config_load()
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// RCT2_CALLPROC_EBPSAFE(0x00674B81); // pointless expansion pack crap
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RCT2_CALLPROC_EBPSAFE(0x006A8B40); // object_load_list()
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RCT2_CALLPROC_EBPSAFE(0x006775A8); // scenario_load_list()
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RCT2_CALLPROC_X(0x006CED50, 0, 0, 0, 253, 0, 0, 0); // track_load_list(253)
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RCT2_CALLPROC_EBPSAFE(0x00678998); // gfx_load_g1()
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RCT2_CALLPROC_EBPSAFE(0x006C19AC);
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osinterface_init();
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RCT2_CALLPROC_EBPSAFE(0x006BA8E0); // init_audio();
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RCT2_CALLPROC_EBPSAFE(0x006E6EAC); // viewport_init_all();
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RCT2_CALLPROC_EBPSAFE(0x0066DF32); // news_item_init_queue()
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RCT2_CALLPROC_EBPSAFE(0x006C45E7); // get local time
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RCT2_CALLPROC_EBPSAFE(0x00667104);
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RCT2_CALLPROC_EBPSAFE(0x006C4209);
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RCT2_CALLPROC_EBPSAFE(0x0069EB13);
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RCT2_CALLPROC_EBPSAFE(0x006ACA89); // init_rides
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RCT2_CALLPROC_EBPSAFE(0x0068F083); // window guest list init vars a
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RCT2_CALLPROC_EBPSAFE(0x006BD3A4);
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RCT2_CALLPROC_EBPSAFE(0x0068AB4C); // init_map();
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RCT2_CALLPROC_EBPSAFE(0x00667132); // init_park();
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RCT2_CALLPROC_EBPSAFE(0x0066B5C0); // 0x0066B5C0 (part of 0x0066B3E8) screen_game_create_windows()
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RCT2_CALLPROC_EBPSAFE(0x006C4494); // init_date
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RCT2_CALLPROC_X(0x6C45ED, 0, 0, 0, 0, 0, 0, 0); // init_climate_and_date()
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RCT2_CALLPROC_EBPSAFE(0x006DFEE4);
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RCT2_CALLPROC_EBPSAFE(0x006ACA58);
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// Window guest list init vars b
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RCT2_CALLPROC_EBPSAFE(0x0068F050);
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RCT2_CALLPROC_EBPSAFE(0x006BD39C);
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RCT2_CALLPROC_EBPSAFE(0x0068E8DA); // screen_title_load();
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// gfx_clear(screen_dpi, 10);
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RCT2_GLOBAL(RCT2_ADDRESS_RUN_INTRO_TICK_PART, int) = 0;
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}
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// rct2: 0x00683499
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void rct2_init_directories()
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{
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strcpy(RCT2_ADDRESS(RCT2_ADDRESS_APP_PATH, char), "C:\\Program Files (x86)\\Infogrames\\RollerCoaster Tycoon 2");
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strcpy(RCT2_ADDRESS(RCT2_ADDRESS_APP_PATH_SLASH, char), RCT2_ADDRESS(RCT2_ADDRESS_APP_PATH, char));
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strcat(RCT2_ADDRESS(RCT2_ADDRESS_APP_PATH_SLASH, char), "\\");
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strcpy(RCT2_ADDRESS(RCT2_ADDRESS_SAVED_GAMES_PATH, char), RCT2_ADDRESS(RCT2_ADDRESS_APP_PATH, char));
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strcat(RCT2_ADDRESS(RCT2_ADDRESS_SAVED_GAMES_PATH, char), "\\Saved Games\\");
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strcpy(RCT2_ADDRESS(RCT2_ADDRESS_SCENARIOS_PATH, char), RCT2_ADDRESS(RCT2_ADDRESS_APP_PATH, char));
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strcat(RCT2_ADDRESS(RCT2_ADDRESS_SCENARIOS_PATH, char), "\\Scenarios\\*.SC6");
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strcpy(RCT2_ADDRESS(RCT2_ADDRESS_LANDSCAPES_PATH, char), RCT2_ADDRESS(RCT2_ADDRESS_APP_PATH, char));
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strcat(RCT2_ADDRESS(RCT2_ADDRESS_LANDSCAPES_PATH, char), "\\Landscapes\\*.SC6");
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strcpy(RCT2_ADDRESS(RCT2_ADDRESS_OBJECT_DATA_PATH, char), RCT2_ADDRESS(RCT2_ADDRESS_APP_PATH, char));
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strcat(RCT2_ADDRESS(RCT2_ADDRESS_OBJECT_DATA_PATH, char), "\\ObjData\\*.DAT");
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strcpy(RCT2_ADDRESS(RCT2_ADDRESS_TRACKS_PATH, char), RCT2_ADDRESS(RCT2_ADDRESS_APP_PATH, char));
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strcat(RCT2_ADDRESS(RCT2_ADDRESS_TRACKS_PATH, char), "\\Tracks\\*.TD?");
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strcpy(RCT2_ADDRESS(RCT2_ADDRESS_SAVED_GAMES_PATH_2, char), RCT2_ADDRESS(RCT2_ADDRESS_SAVED_GAMES_PATH, char));
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}
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// rct2: 0x00674B42
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void rct2_startup_checks()
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{
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// check if game is already running
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RCT2_CALLPROC(0x00674C0B);
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}
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void rct2_update()
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{
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__asm {
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mov eax, 009DE564h
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mov[eax], esp
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}
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if (!setjmp(_end_update_jump))
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rct2_update_2();
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}
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void rct2_update_2()
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{
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int tick, tick2;
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tick = timeGetTime();
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RCT2_GLOBAL(0x009DE588, sint16) = tick2 = tick - RCT2_GLOBAL(0x009DE580, sint32);
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if (RCT2_GLOBAL(0x009DE588, sint16) > 500)
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RCT2_GLOBAL(0x009DE588, sint16) = 500;
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RCT2_GLOBAL(0x009DE580, sint32) = tick;
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if (RCT2_GLOBAL(0x009DEA6E, uint8) == 0)
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RCT2_GLOBAL(0x009DE584, sint32) += tick2;
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if (RCT2_GLOBAL(0x009DEA6E, uint8) == 0)
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RCT2_GLOBAL(0x009DE584, sint32) += tick2;
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if (RCT2_GLOBAL(RCT2_ADDRESS_ON_TUTORIAL, uint8) != 0)
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RCT2_GLOBAL(0x009DE588, sint16) = 31;
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// TODO: screenshot countdown process
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// Screens
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if (RCT2_GLOBAL(RCT2_ADDRESS_RUN_INTRO_TICK_PART, uint8) != 0)
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intro_update();
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else if (RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_FLAGS, uint8) & 1)
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title_update();
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else
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game_update();
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} |