/***********************************************************
* Artsoft Retro-Game Library *
*----------------------------------------------------------*
-* (c) 1994-2000 Artsoft Entertainment *
+* (c) 1994-2001 Artsoft Entertainment *
* Holger Schemel *
* Detmolder Strasse 189 *
* 33604 Bielefeld *
***********************************************************/
#include <string.h>
+#include <signal.h>
#include "platform.h"
#include "system.h"
#include "sound.h"
+#include "setup.h"
+#include "joystick.h"
#include "misc.h"
struct VideoSystemInfo video;
struct AudioSystemInfo audio;
struct GfxInfo gfx;
+struct JoystickInfo joystick;
+struct SetupInfo setup;
struct LevelDirInfo *leveldir_first = NULL;
struct LevelDirInfo *leveldir_current = NULL;
+int level_nr;
-Display *display = NULL;
-Visual *visual = NULL;
-int screen = 0;
-Colormap cmap = None;
+Display *display = NULL;
+Visual *visual = NULL;
+int screen = 0;
+Colormap cmap = None;
-DrawWindow *window = NULL;
-DrawBuffer *backbuffer = NULL;
-DrawBuffer *drawto = NULL;
+DrawWindow *window = NULL;
+DrawBuffer *backbuffer = NULL;
+DrawBuffer *drawto = NULL;
-int button_status = MB_NOT_PRESSED;
-boolean motion_status = FALSE;
+int button_status = MB_NOT_PRESSED;
+boolean motion_status = FALSE;
-int redraw_mask = REDRAW_NONE;
-int redraw_tiles = 0;
+int redraw_mask = REDRAW_NONE;
+int redraw_tiles = 0;
-int FrameCounter = 0;
+int FrameCounter = 0;
/* ========================================================================= */
-/* init functions */
+/* init/close functions */
/* ========================================================================= */
void InitCommandName(char *argv0)
void InitExitFunction(void (*exit_function)(int))
{
program.exit_function = exit_function;
+
+ /* set signal handlers to custom exit function */
+ signal(SIGINT, exit_function);
+ signal(SIGTERM, exit_function);
+
+#if defined(TARGET_SDL)
+ /* set exit function to automatically cleanup SDL stuff after exit() */
+ atexit(SDL_Quit);
+#endif
}
void InitPlatformDependantStuff(void)
#if defined(PLATFORM_MSDOS)
_fmode = O_BINARY;
#endif
+
+#if !defined(PLATFORM_UNIX)
+ program.userdata_directory = "userdata";
+ initErrorFile();
+#endif
+
+#if defined(TARGET_SDL)
+ if (SDL_Init(SDL_INIT_EVENTTHREAD | SDL_INIT_NOPARACHUTE) < 0)
+ Error(ERR_EXIT, "SDL_Init() failed: %s", SDL_GetError());
+#endif
+}
+
+void ClosePlatformDependantStuff(void)
+{
+#if !defined(PLATFORM_UNIX)
+ dumpErrorFile();
+#endif
}
void InitProgramInfo(char *unix_userdata_directory, char *program_title,
char *window_title, char *icon_title,
char *x11_icon_basename, char *x11_iconmask_basename,
- char *msdos_pointer_basename)
+ char *msdos_pointer_basename,
+ char *cookie_prefix, int program_version)
{
- char *gfx_dir = getPath2(options.ro_base_directory, GRAPHICS_DIRECTORY);
- char *x11_icon_filename = getPath2(gfx_dir, x11_icon_basename);
- char *x11_iconmask_filename = getPath2(gfx_dir, x11_iconmask_basename);
- char *msdos_pointer_filename = getPath2(gfx_dir, msdos_pointer_basename);
-
- free(gfx_dir);
+ char *x11_icon_filename =
+ getPath2(options.graphics_directory, x11_icon_basename);
+ char *x11_iconmask_filename =
+ getPath2(options.graphics_directory, x11_iconmask_basename);
+ char *msdos_pointer_filename =
+ getPath2(options.graphics_directory, msdos_pointer_basename);
#if defined(PLATFORM_UNIX)
program.userdata_directory = unix_userdata_directory;
program.x11_icon_filename = x11_icon_filename;
program.x11_iconmask_filename = x11_iconmask_filename;
program.msdos_pointer_filename = msdos_pointer_filename;
+ program.cookie_prefix = cookie_prefix;
+ program.version_major = VERSION_MAJOR(program_version);
+ program.version_minor = VERSION_MINOR(program_version);
+ program.version_patch = VERSION_PATCH(program_version);
}
void InitGfxFieldInfo(int sx, int sy, int sxsize, int sysize,
inline void InitVideoDisplay(void)
{
-#ifdef TARGET_SDL
+#if defined(TARGET_SDL)
SDLInitVideoDisplay();
#else
X11InitVideoDisplay();
#endif
}
+inline void CloseVideoDisplay(void)
+{
+ KeyboardAutoRepeatOn();
+
+#if defined(TARGET_SDL)
+ SDL_QuitSubSystem(SDL_INIT_VIDEO);
+#else
+ if (display)
+ XCloseDisplay(display);
+#endif
+}
+
inline void InitVideoBuffer(DrawBuffer **backbuffer, DrawWindow **window,
int width, int height, int depth,
boolean fullscreen)
int to_x, int to_y)
{
#ifdef TARGET_SDL
- SDLDrawSimpleLine(bitmap->surface, from_x, from_y, to_x, to_y, 0xffffff);
+ SDLDrawSimpleLine(bitmap, from_x, from_y, to_x, to_y, 0xffffff);
#else
XSetForeground(display, bitmap->gc, WhitePixel(display, screen));
XDrawLine(display, bitmap->drawable, bitmap->gc, from_x, from_y, to_x, to_y);
continue;
#if defined(TARGET_SDL)
- sge_Line(bitmap->surface,
- from_x + dx, from_y + dy, to_x + dx, to_y + dy, pixel);
+ SDLDrawLine(bitmap,
+ from_x + dx, from_y + dy, to_x + dx, to_y + dy, pixel);
#elif defined(TARGET_ALLEGRO)
AllegroDrawLine(bitmap->drawable, from_x + dx, from_y + dy,
to_x + dx, to_y + dy, pixel);
#endif
}
+inline Pixel GetPixel(Bitmap *bitmap, int x, int y)
+{
+#if defined(TARGET_SDL)
+ return SDLGetPixel(bitmap, x, y);
+#elif defined(TARGET_ALLEGRO)
+ return AllegroGetPixel(bitmap->drawable, x, y);
+#else
+ unsigned long pixel_value;
+ XImage *pixel_image;
+
+ pixel_image = XGetImage(display, bitmap->drawable, x, y, 1, 1,
+ AllPlanes, ZPixmap);
+ pixel_value = XGetPixel(pixel_image, 0, 0);
+
+ XDestroyImage(pixel_image);
+
+ return pixel_value;
+#endif
+}
+
inline Pixel GetPixelFromRGB(Bitmap *bitmap, unsigned int color_r,
unsigned int color_g, unsigned int color_b)
{
#if defined(TARGET_SDL)
pixel = SDL_MapRGB(bitmap->surface->format, color_r, color_g, color_b);
+#elif defined(TARGET_ALLEGRO)
+ pixel = AllegroAllocColorCell(color_r << 8, color_g << 8, color_b << 8);
#elif defined(TARGET_X11_NATIVE)
XColor xcolor;
SDL_DEFAULT_REPEAT_INTERVAL / 2);
SDL_EnableUNICODE(1);
#else
- XAutoRepeatOn(display);
+ if (display)
+ XAutoRepeatOn(display);
#endif
}
SDL_EnableKeyRepeat(0, SDL_DEFAULT_REPEAT_INTERVAL);
SDL_EnableUNICODE(0);
#else
- XAutoRepeatOff(display);
+ if (display)
+ XAutoRepeatOff(display);
#endif
}
Bitmap *LoadImage(char *basename)
{
Bitmap *new_bitmap;
- char filename[256];
-
- sprintf(filename, "%s/%s/%s",
- options.ro_base_directory, GRAPHICS_DIRECTORY, basename);
+ char *filename = getPath2(options.graphics_directory, basename);
#if defined(TARGET_SDL)
new_bitmap = SDLLoadImage(filename);
new_bitmap = X11LoadImage(filename);
#endif
+ free(filename);
+
return new_bitmap;
}
/* audio functions */
/* ========================================================================= */
-inline boolean OpenAudio(struct AudioSystemInfo *audio)
+inline void OpenAudio(void)
{
- audio->sound_available = FALSE;
- audio->loops_available = FALSE;
- audio->sound_enabled = FALSE;
- audio->soundserver_pipe[0] = audio->soundserver_pipe[1] = 0;
- audio->soundserver_pid = 0;
- audio->device_name = NULL;
- audio->device_fd = 0;
+ /* always start with reliable default values */
+ audio.sound_available = FALSE;
+ audio.music_available = FALSE;
+ audio.loops_available = FALSE;
+ audio.mods_available = FALSE;
+ audio.sound_enabled = FALSE;
+
+ audio.soundserver_pipe[0] = audio.soundserver_pipe[1] = 0;
+ audio.soundserver_pid = 0;
+ audio.device_name = NULL;
+ audio.device_fd = 0;
+
+ audio.channels = 0;
+ audio.music_channel = 0;
+ audio.music_nr = 0;
#if defined(TARGET_SDL)
- if (SDLOpenAudio())
- {
- audio->sound_available = TRUE;
- audio->loops_available = TRUE;
- audio->sound_enabled = TRUE;
- }
-#elif defined(PLATFORM_MSDOS)
- if (MSDOSOpenAudio())
- {
- audio->sound_available = TRUE;
- audio->loops_available = TRUE;
- audio->sound_enabled = TRUE;
- }
+ SDLOpenAudio();
#elif defined(PLATFORM_UNIX)
- UnixOpenAudio(audio);
+ UnixOpenAudio();
+#elif defined(PLATFORM_MSDOS)
+ MSDOSOpenAudio();
#endif
-
- return audio->sound_available;
}
-inline void CloseAudio(struct AudioSystemInfo *audio)
+inline void CloseAudio(void)
{
#if defined(TARGET_SDL)
SDLCloseAudio();
+#elif defined(PLATFORM_UNIX)
+ UnixCloseAudio();
#elif defined(PLATFORM_MSDOS)
MSDOSCloseAudio();
-#elif defined(PLATFORM_UNIX)
- UnixCloseAudio(audio);
#endif
- audio->sound_available = FALSE;
- audio->loops_available = FALSE;
- audio->sound_enabled = FALSE;
+ audio.sound_enabled = FALSE;
}
inline void SetAudioMode(boolean enabled)
inline void NextEvent(Event *event)
{
#ifdef TARGET_SDL
- SDL_WaitEvent(event);
+ SDLNextEvent(event);
#else
XNextEvent(display, event);
#endif
}
-inline void dummy(void)
+/* ========================================================================= */
+/* joystick functions */
+/* ========================================================================= */
+
+inline void InitJoysticks()
+{
+ int i;
+
+#ifdef NO_JOYSTICK
+ return; /* joysticks generally deactivated by compile-time directive */
+#endif
+
+ /* always start with reliable default values */
+ joystick.status = JOYSTICK_NOT_AVAILABLE;
+ for (i=0; i<MAX_PLAYERS; i++)
+ joystick.fd[i] = -1; /* joystick device closed */
+
+#if defined(TARGET_SDL)
+ SDLInitJoysticks();
+#elif defined(PLATFORM_UNIX)
+ UnixInitJoysticks();
+#elif defined(PLATFORM_MSDOS)
+ MSDOSInitJoysticks();
+#endif
+}
+
+inline boolean ReadJoystick(int nr, int *x, int *y, boolean *b1, boolean *b2)
{
-#ifdef TARGET_SDL
-#else
+#if defined(TARGET_SDL)
+ return SDLReadJoystick(nr, x, y, b1, b2);
+#elif defined(PLATFORM_UNIX)
+ return UnixReadJoystick(nr, x, y, b1, b2);
+#elif defined(PLATFORM_MSDOS)
+ return MSDOSReadJoystick(nr, x, y, b1, b2);
#endif
}
projects / rocksndiamonds.git / blobdiff