X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Flibgame%2Fsystem.c;h=bc7d5a13c304116bacf57da84c57e721dc069ae5;hb=998be01ad92a672b69b11e24d472f6c0c076817f;hp=5a55f1c248919f05f8e8c23c7cb3f277e10ba479;hpb=da14f69fd95c7bd5a0d70cdf4935af06f1f20a04;p=rocksndiamonds.git diff --git a/src/libgame/system.c b/src/libgame/system.c index 5a55f1c2..bc7d5a13 100644 --- a/src/libgame/system.c +++ b/src/libgame/system.c @@ -1,72 +1,194 @@ /*********************************************************** -* Rocks'n'Diamonds -- McDuffin Strikes Back! * +* Artsoft Retro-Game Library * *----------------------------------------------------------* -* ©1995 Artsoft Development * -* Holger Schemel * -* 33659 Bielefeld-Senne * -* Telefon: (0521) 493245 * -* eMail: aeglos@valinor.owl.de * -* aeglos@uni-paderborn.de * -* q99492@pbhrzx.uni-paderborn.de * +* (c) 1994-2000 Artsoft Entertainment * +* Holger Schemel * +* Detmolder Strasse 189 * +* 33604 Bielefeld * +* Germany * +* e-mail: info@artsoft.org * *----------------------------------------------------------* -* system.c * +* system.c * ***********************************************************/ -#include "libgame.h" +#include + +#include "platform.h" + +#if defined(PLATFORM_MSDOS) +#include +#endif + +#include "system.h" +#include "sound.h" +#include "misc.h" /* ========================================================================= */ -/* internal variables */ +/* exported variables */ /* ========================================================================= */ -Display *display; -Visual *visual; -int screen; -Colormap cmap; +struct ProgramInfo program; +struct OptionInfo options; +struct VideoSystemInfo video; +struct AudioSystemInfo audio; +struct GfxInfo gfx; -DrawWindow window = None; -GC gc; +struct LevelDirInfo *leveldir_first = NULL; +struct LevelDirInfo *leveldir_current = NULL; -int FrameCounter; +Display *display = NULL; +Visual *visual = NULL; +int screen = 0; +Colormap cmap = None; + +DrawWindow window = NULL; +DrawBuffer backbuffer = NULL; +DrawBuffer drawto = NULL; + +int button_status = MB_NOT_PRESSED; +boolean motion_status = FALSE; + +int redraw_mask = REDRAW_NONE; +int redraw_tiles = 0; + +int FrameCounter = 0; /* ========================================================================= */ -/* exported variables */ +/* init functions */ /* ========================================================================= */ -struct VideoSystemInfo video; -struct AudioSystemInfo audio; -struct OptionInfo options; +void InitCommandName(char *argv0) +{ + program.command_basename = + (strrchr(argv0, '/') ? strrchr(argv0, '/') + 1 : argv0); +} + +void InitExitFunction(void (*exit_function)(int)) +{ + program.exit_function = exit_function; +} + +void InitPlatformDependantStuff(void) +{ +#if defined(PLATFORM_MSDOS) + _fmode = O_BINARY; +#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 *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); + +#if defined(PLATFORM_UNIX) + program.userdata_directory = unix_userdata_directory; +#else + program.userdata_directory = "userdata"; +#endif + + program.program_title = program_title; + program.window_title = window_title; + program.icon_title = icon_title; + program.x11_icon_filename = x11_icon_filename; + program.x11_iconmask_filename = x11_iconmask_filename; + program.msdos_pointer_filename = msdos_pointer_filename; +} + +void InitGfxFieldInfo(int sx, int sy, int sxsize, int sysize, + int real_sx, int real_sy, + int full_sxsize, int full_sysize) +{ + gfx.sx = sx; + gfx.sy = sy; + gfx.sxsize = sxsize; + gfx.sysize = sysize; + gfx.real_sx = real_sx; + gfx.real_sy = real_sy; + gfx.full_sxsize = full_sxsize; + gfx.full_sysize = full_sysize; +} + +void InitGfxDoor1Info(int dx, int dy, int dxsize, int dysize) +{ + gfx.dx = dx; + gfx.dy = dy; + gfx.dxsize = dxsize; + gfx.dysize = dysize; +} + +void InitGfxDoor2Info(int vx, int vy, int vxsize, int vysize) +{ + gfx.vx = vx; + gfx.vy = vy; + gfx.vxsize = vxsize; + gfx.vysize = vysize; +} + +void InitGfxScrollbufferInfo(int scrollbuffer_width, int scrollbuffer_height) +{ + /* currently only used by MSDOS code to alloc VRAM buffer, if available */ + gfx.scrollbuffer_width = scrollbuffer_width; + gfx.scrollbuffer_height = scrollbuffer_height; +} /* ========================================================================= */ /* video functions */ /* ========================================================================= */ -inline void InitBufferedDisplay(DrawBuffer *backbuffer, DrawWindow *window) +inline static int GetRealDepth(int depth) { + return (depth == DEFAULT_DEPTH ? video.default_depth : depth); +} + +inline void InitVideoDisplay(void) +{ +#ifdef TARGET_SDL + SDLInitVideoDisplay(); +#else + X11InitVideoDisplay(); +#endif +} + +inline void InitVideoBuffer(DrawBuffer *backbuffer, DrawWindow *window, + int width, int height, int depth, + boolean fullscreen) +{ + video.width = width; + video.height = height; + video.depth = GetRealDepth(depth); video.fullscreen_available = FULLSCREEN_STATUS; video.fullscreen_enabled = FALSE; #ifdef TARGET_SDL - SDLInitBufferedDisplay(backbuffer, window); + SDLInitVideoBuffer(backbuffer, window, fullscreen); #else - X11InitBufferedDisplay(backbuffer, window); + X11InitVideoBuffer(backbuffer, window); #endif } -inline int GetDisplayDepth(void) +inline Bitmap CreateBitmapStruct(void) { #ifdef TARGET_SDL - return SDL_GetVideoSurface()->format->BitsPerPixel; + return checked_calloc(sizeof(struct SDLSurfaceInfo)); #else - return XDefaultDepth(display, screen); + return checked_calloc(sizeof(struct X11DrawableInfo)); #endif } inline Bitmap CreateBitmap(int width, int height, int depth) { - int real_depth = (depth == DEFAULT_DEPTH ? GetDisplayDepth() : depth); + Bitmap new_bitmap = CreateBitmapStruct(); + int real_depth = GetRealDepth(depth); #ifdef TARGET_SDL SDL_Surface *surface_tmp, *surface_native; @@ -81,32 +203,61 @@ inline Bitmap CreateBitmap(int width, int height, int depth) SDL_FreeSurface(surface_tmp); - return surface_native; + new_bitmap->surface = surface_native; #else Pixmap pixmap; - if (!(pixmap = XCreatePixmap(display, window, width, height, real_depth))) + if ((pixmap = XCreatePixmap(display, window->drawable, + width, height, real_depth)) + == None) Error(ERR_EXIT, "cannot create pixmap"); - return pixmap; + new_bitmap->drawable = pixmap; + + if (window == NULL) + Error(ERR_EXIT, "Window GC needed for Bitmap -- create Window first"); + + new_bitmap->gc = window->gc; + + new_bitmap->line_gc[0] = window->line_gc[0]; + new_bitmap->line_gc[1] = window->line_gc[1]; #endif + + return new_bitmap; } inline void FreeBitmap(Bitmap bitmap) { + if (bitmap == NULL) + return; + #ifdef TARGET_SDL - SDL_FreeSurface(bitmap); + if (bitmap->surface) + SDL_FreeSurface(bitmap->surface); + if (bitmap->surface_masked) + SDL_FreeSurface(bitmap->surface_masked); #else - XFreePixmap(display, bitmap); + 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); #endif + + free(bitmap); } -inline void ClearRectangle(Bitmap bitmap, int x, int y, int width, int height) +inline void CloseWindow(DrawWindow window) { -#ifdef TARGET_SDL - SDLFillRectangle(bitmap, x, y, width, height, 0x000000); -#else - XFillRectangle(display, bitmap, gc, x, y, width, height); +#ifdef TARGET_X11 + if (window->drawable) + { + XUnmapWindow(display, window->drawable); + XDestroyWindow(display, window->drawable); + } + if (window->gc) + XFreeGC(display, window->gc); #endif } @@ -117,31 +268,54 @@ inline void BlitBitmap(Bitmap src_bitmap, Bitmap dst_bitmap, { #ifdef TARGET_SDL SDLCopyArea(src_bitmap, dst_bitmap, - src_x, src_y, width, height, dst_x, dst_y); + src_x, src_y, width, height, dst_x, dst_y, SDLCOPYAREA_OPAQUE); #else - XCopyArea(display, src_bitmap, dst_bitmap, gc, - src_x, src_y, width, height, dst_x, dst_y); + XCopyArea(display, src_bitmap->drawable, dst_bitmap->drawable, + dst_bitmap->gc, src_x, src_y, width, height, dst_x, dst_y); #endif } +inline void ClearRectangle(Bitmap bitmap, int x, int y, int width, int height) +{ +#ifdef TARGET_SDL + SDLFillRectangle(bitmap, x, y, width, height, 0x000000); +#else + XFillRectangle(display, bitmap->drawable, bitmap->gc, x, y, width, height); +#endif +} + +#if 0 #ifndef TARGET_SDL static GC last_clip_gc = 0; /* needed for XCopyArea() through clip mask */ #endif +#endif -inline void SetClipMask(GC clip_gc, Pixmap clip_pixmap) +inline void SetClipMask(Bitmap bitmap, GC clip_gc, Pixmap clip_pixmap) { -#ifndef TARGET_SDL - XSetClipMask(display, clip_gc, clip_pixmap); +#ifdef TARGET_X11 + if (clip_gc) + { + bitmap->clip_gc = clip_gc; + XSetClipMask(display, bitmap->clip_gc, clip_pixmap); + } +#if 0 last_clip_gc = clip_gc; #endif +#endif } -inline void SetClipOrigin(GC clip_gc, int clip_x, int clip_y) +inline void SetClipOrigin(Bitmap bitmap, GC clip_gc, int clip_x, int clip_y) { -#ifndef TARGET_SDL - XSetClipOrigin(display, clip_gc, clip_x, clip_y); +#ifdef TARGET_X11 + if (clip_gc) + { + bitmap->clip_gc = clip_gc; + XSetClipOrigin(display, bitmap->clip_gc, clip_x, clip_y); + } +#if 0 last_clip_gc = clip_gc; #endif +#endif } inline void BlitBitmapMasked(Bitmap src_bitmap, Bitmap dst_bitmap, @@ -151,10 +325,10 @@ inline void BlitBitmapMasked(Bitmap src_bitmap, Bitmap dst_bitmap, { #ifdef TARGET_SDL SDLCopyArea(src_bitmap, dst_bitmap, - src_x, src_y, width, height, dst_x, dst_y); + src_x, src_y, width, height, dst_x, dst_y, SDLCOPYAREA_MASKED); #else - XCopyArea(display, src_bitmap, dst_bitmap, last_clip_gc, - src_x, src_y, width, height, dst_x, dst_y); + XCopyArea(display, src_bitmap->drawable, dst_bitmap->drawable, + src_bitmap->clip_gc, src_x, src_y, width, height, dst_x, dst_y); #endif } @@ -162,14 +336,99 @@ inline void DrawSimpleWhiteLine(Bitmap bitmap, int from_x, int from_y, int to_x, int to_y) { #ifdef TARGET_SDL - SDLDrawSimpleLine(bitmap, from_x, from_y, to_x, to_y, 0xffffff); + SDLDrawSimpleLine(bitmap->surface, from_x, from_y, to_x, to_y, 0xffffff); #else - XSetForeground(display, gc, WhitePixel(display, screen)); - XDrawLine(display, bitmap, gc, from_x, from_y, to_x, to_y); + XSetForeground(display, bitmap->gc, WhitePixel(display, screen)); + XDrawLine(display, bitmap->drawable, bitmap->gc, from_x, from_y, to_x, to_y); + XSetForeground(display, bitmap->gc, BlackPixel(display, screen)); +#endif +} + +#if !defined(TARGET_X11_NATIVE) +inline void DrawLine(Bitmap bitmap, int from_x, int from_y, + int to_x, int to_y, Pixel pixel, int line_width) +{ + int x, y; + + for (x=0; xsurface, + 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 + } + } +} +#endif + +inline void DrawLines(Bitmap bitmap, struct XY *points, int num_points, + Pixel pixel) +{ +#if !defined(TARGET_X11_NATIVE) + int line_width = 4; + int i; + + for (i=0; isurface, points, num_points, pixel); + */ +#else + XSetForeground(display, bitmap->line_gc[1], pixel); + XDrawLines(display, bitmap->drawable, bitmap->line_gc[1], + (XPoint *)points, num_points, CoordModeOrigin); + /* XSetForeground(display, gc, BlackPixel(display, screen)); + */ #endif } +inline Pixel GetPixelFromRGB(Bitmap bitmap, unsigned int color_r, + unsigned int color_g, unsigned int color_b) +{ + Pixel pixel; + +#if defined(TARGET_SDL) + pixel = SDL_MapRGB(bitmap->surface->format, color_r, color_g, color_b); +#elif defined(TARGET_X11_NATIVE) + XColor xcolor; + + xcolor.flags = DoRed | DoGreen | DoBlue; + xcolor.red = (color_r << 8); + xcolor.green = (color_g << 8); + xcolor.blue = (color_b << 8); + XAllocColor(display, cmap, &xcolor); + pixel = xcolor.pixel; +#endif + + return pixel; +} + +inline Pixel GetPixelFromRGBcompact(Bitmap bitmap, unsigned int color) +{ + unsigned int color_r = (color >> 16) & 0xff; + unsigned int color_g = (color >> 8) & 0xff; + unsigned int color_b = (color >> 0) & 0xff; + + return GetPixelFromRGB(bitmap, color_r, color_g, color_b); +} + /* execute all pending screen drawing operations */ inline void FlushDisplay(void) { @@ -212,15 +471,15 @@ inline boolean PointerInWindow(DrawWindow window) #ifdef TARGET_SDL return TRUE; #else - DrawWindow root, child; + Window root, child; int root_x, root_y; unsigned int mask; int win_x, win_y; /* if XQueryPointer() returns False, the pointer is not on the same screen as the specified window */ - return XQueryPointer(display, window, &root, &child, &root_x, &root_y, - &win_x, &win_y, &mask); + return XQueryPointer(display, window->drawable, &root, &child, + &root_x, &root_y, &win_x, &win_y, &mask); #endif } @@ -250,7 +509,7 @@ inline boolean ChangeVideoModeIfNeeded(boolean fullscreen) #ifdef TARGET_SDL if ((fullscreen && !video.fullscreen_enabled && video.fullscreen_available)|| (!fullscreen && video.fullscreen_enabled)) - fullscreen = SetVideoMode(fullscreen_wanted); + fullscreen = SetVideoMode(fullscreen); #endif return fullscreen; @@ -265,6 +524,7 @@ inline boolean OpenAudio(struct AudioSystemInfo *audio) { 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; @@ -275,12 +535,14 @@ inline boolean OpenAudio(struct AudioSystemInfo *audio) { 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; } #elif defined(PLATFORM_UNIX) UnixOpenAudio(audio); @@ -301,6 +563,15 @@ inline void CloseAudio(struct AudioSystemInfo *audio) audio->sound_available = FALSE; audio->loops_available = FALSE; + audio->sound_enabled = FALSE; +} + +inline void SetAudioMode(boolean enabled) +{ + if (!audio.sound_available) + return; + + audio.sound_enabled = enabled; } @@ -370,7 +641,7 @@ inline boolean CheckCloseWindowEvent(ClientMessageEvent *event) #if defined(TARGET_SDL) return TRUE; /* the only possible message here is SDL_QUIT */ #elif defined(PLATFORM_UNIX) - if ((event->window == window) && + if ((event->window == window->drawable) && (event->data.l[0] == XInternAtom(display, "WM_DELETE_WINDOW", FALSE))) return TRUE; #endif