X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Flibgame%2Fsystem.c;h=cc7dc2aa33fb4111ff5f737ca76a4a731437960c;hb=c9433eab5c4317ed4f89164b386a7d33562e29be;hp=f5125c611a14e5f21b600873ddef0cec3024bd0e;hpb=fe158e864d3fa4b0221e9c88d8dfff0157051396;p=rocksndiamonds.git diff --git a/src/libgame/system.c b/src/libgame/system.c index f5125c61..cc7dc2aa 100644 --- a/src/libgame/system.c +++ b/src/libgame/system.c @@ -1,7 +1,7 @@ /*********************************************************** * Artsoft Retro-Game Library * *----------------------------------------------------------* -* (c) 1994-2001 Artsoft Entertainment * +* (c) 1994-2002 Artsoft Entertainment * * Holger Schemel * * Detmolder Strasse 189 * * 33604 Bielefeld * @@ -40,8 +40,8 @@ struct ArtworkInfo artwork; struct JoystickInfo joystick; struct SetupInfo setup; -struct LevelDirInfo *leveldir_first = NULL; -struct LevelDirInfo *leveldir_current = NULL; +LevelDirTree *leveldir_first = NULL; +LevelDirTree *leveldir_current = NULL; int level_nr; Display *display = NULL; @@ -112,18 +112,11 @@ void ClosePlatformDependantStuff(void) 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 *x11_icon_filename, char *x11_iconmask_filename, + char *msdos_pointer_filename, char *cookie_prefix, char *filename_prefix, int program_version) { - 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; #else @@ -157,6 +150,8 @@ void InitGfxFieldInfo(int sx, int sy, int sxsize, int sysize, gfx.real_sy = real_sy; gfx.full_sxsize = full_sxsize; gfx.full_sysize = full_sysize; + + SetDrawDeactivationMask(REDRAW_NONE); /* do not deactivate drawing */ } void InitGfxDoor1Info(int dx, int dy, int dxsize, int dysize) @@ -182,6 +177,11 @@ void InitGfxScrollbufferInfo(int scrollbuffer_width, int scrollbuffer_height) gfx.scrollbuffer_height = scrollbuffer_height; } +void SetDrawDeactivationMask(int draw_deactivation_mask) +{ + gfx.draw_deactivation_mask = draw_deactivation_mask; +} + /* ========================================================================= */ /* video functions */ @@ -208,6 +208,7 @@ inline void CloseVideoDisplay(void) #if defined(TARGET_SDL) SDL_QuitSubSystem(SDL_INIT_VIDEO); #else + if (display) XCloseDisplay(display); #endif @@ -280,7 +281,7 @@ inline Bitmap *CreateBitmap(int width, int height, int depth) return new_bitmap; } -inline void FreeBitmap(Bitmap *bitmap) +inline static void FreeBitmapPointers(Bitmap *bitmap) { if (bitmap == NULL) return; @@ -290,17 +291,48 @@ inline void FreeBitmap(Bitmap *bitmap) SDL_FreeSurface(bitmap->surface); if (bitmap->surface_masked) SDL_FreeSurface(bitmap->surface_masked); + bitmap->surface = NULL; + bitmap->surface_masked = NULL; #else + /* The X11 version seems to have a memory leak here -- although + "XFreePixmap()" is called, the correspondig memory seems not + to be freed (according to "ps"). The SDL version apparently + does not have this problem. */ + if (bitmap->drawable) XFreePixmap(display, bitmap->drawable); if (bitmap->clip_mask) XFreePixmap(display, bitmap->clip_mask); if (bitmap->stored_clip_gc) XFreeGC(display, bitmap->stored_clip_gc); + /* the other GCs are only pointers to GCs used elsewhere */ + bitmap->drawable = None; + bitmap->clip_mask = None; + bitmap->stored_clip_gc = None; #endif if (bitmap->source_filename) free(bitmap->source_filename); + bitmap->source_filename = NULL; +} + +inline static void TransferBitmapPointers(Bitmap *src_bitmap, + Bitmap *dst_bitmap) +{ + if (src_bitmap == NULL || dst_bitmap == NULL) + return; + + FreeBitmapPointers(dst_bitmap); + + *dst_bitmap = *src_bitmap; +} + +inline void FreeBitmap(Bitmap *bitmap) +{ + if (bitmap == NULL) + return; + + FreeBitmapPointers(bitmap); free(bitmap); } @@ -318,11 +350,36 @@ inline void CloseWindow(DrawWindow *window) #endif } +inline boolean DrawingDeactivated(int x, int y, int width, int height) +{ + if (gfx.draw_deactivation_mask != REDRAW_NONE) + { + if ((gfx.draw_deactivation_mask & REDRAW_FIELD) && + x < gfx.sx + gfx.sxsize) + return TRUE; + else if ((gfx.draw_deactivation_mask & REDRAW_DOORS) && + x > gfx.dx) + { + if ((gfx.draw_deactivation_mask & REDRAW_DOOR_1) && + y < gfx.dy + gfx.dysize) + return TRUE; + else if ((gfx.draw_deactivation_mask & REDRAW_DOOR_2) && + y > gfx.vy) + return TRUE; + } + } + + return FALSE; +} + inline void BlitBitmap(Bitmap *src_bitmap, Bitmap *dst_bitmap, int src_x, int src_y, int width, int height, int dst_x, int dst_y) { + if (DrawingDeactivated(dst_x, dst_y, width, height)) + return; + #ifdef TARGET_SDL SDLCopyArea(src_bitmap, dst_bitmap, src_x, src_y, width, height, dst_x, dst_y, SDLCOPYAREA_OPAQUE); @@ -334,6 +391,9 @@ inline void BlitBitmap(Bitmap *src_bitmap, Bitmap *dst_bitmap, inline void ClearRectangle(Bitmap *bitmap, int x, int y, int width, int height) { + if (DrawingDeactivated(x, y, width, height)) + return; + #ifdef TARGET_SDL SDLFillRectangle(bitmap, x, y, width, height, 0x000000); #else @@ -380,6 +440,9 @@ inline void BlitBitmapMasked(Bitmap *src_bitmap, Bitmap *dst_bitmap, int width, int height, int dst_x, int dst_y) { + if (DrawingDeactivated(dst_x, dst_y, width, height)) + return; + #ifdef TARGET_SDL SDLCopyArea(src_bitmap, dst_bitmap, src_x, src_y, width, height, dst_x, dst_y, SDLCOPYAREA_MASKED); @@ -606,22 +669,64 @@ Bitmap *LoadImage(char *filename) new_bitmap = X11LoadImage(filename); #endif + if (new_bitmap) + new_bitmap->source_filename = getStringCopy(filename); + return new_bitmap; } Bitmap *LoadCustomImage(char *basename) { - char *filename = getStringCopy(getCustomImageFilename(basename)); + char *filename = getCustomImageFilename(basename); Bitmap *new_bitmap; + if (filename == NULL) + Error(ERR_EXIT, "LoadCustomImage(): cannot find file '%s'", basename); + if ((new_bitmap = LoadImage(filename)) == NULL) Error(ERR_EXIT, "LoadImage() failed: %s", GetError()); - new_bitmap->source_filename = filename; - return new_bitmap; } +void ReloadCustomImage(Bitmap *bitmap, char *basename) +{ + char *filename = getCustomImageFilename(basename); + Bitmap *new_bitmap; + + if (filename == NULL) /* (should never happen) */ + { + Error(ERR_WARN, "ReloadCustomImage(): cannot find file '%s'", basename); + return; + } + + if (strcmp(filename, bitmap->source_filename) == 0) + { + /* The old and new image are the same (have the same filename and path). + This usually means that this image does not exist in this graphic set + and a fallback to the existing image is done. */ + + return; + } + + if ((new_bitmap = LoadImage(filename)) == NULL) + { + Error(ERR_WARN, "LoadImage() failed: %s", GetError()); + return; + } + + if (bitmap->width != new_bitmap->width || + bitmap->height != new_bitmap->height) + { + Error(ERR_WARN, "ReloadCustomImage: new image has wrong dimensions"); + FreeBitmap(new_bitmap); + return; + } + + TransferBitmapPointers(new_bitmap, bitmap); + free(new_bitmap); +} + /* ========================================================================= */ /* audio functions */ @@ -633,17 +738,18 @@ inline void OpenAudio(void) audio.sound_available = FALSE; audio.music_available = FALSE; audio.loops_available = FALSE; - audio.mods_available = FALSE; + audio.sound_enabled = FALSE; + audio.sound_deactivated = FALSE; - audio.soundserver_pipe[0] = audio.soundserver_pipe[1] = 0; - audio.soundserver_pid = 0; + audio.mixer_pipe[0] = audio.mixer_pipe[1] = 0; + audio.mixer_pid = -1; audio.device_name = NULL; - audio.device_fd = 0; + audio.device_fd = -1; - audio.channels = 0; + audio.num_channels = 0; audio.music_channel = 0; - audio.music_nr = 0; + audio.first_sound_channel = 0; #if defined(TARGET_SDL) SDLOpenAudio(); @@ -716,7 +822,9 @@ inline Key GetEventKey(KeyEvent *event, boolean with_modifiers) (int)SDL_GetModState()); #endif - if (with_modifiers && event->keysym.unicode != 0) + if (with_modifiers && + event->keysym.unicode > 0x0000 && + event->keysym.unicode < 0x2000) return event->keysym.unicode; else return event->keysym.sym;