From 868a1c69992bb641676a9e6eee5e7308cd02ecde Mon Sep 17 00:00:00 2001 From: Holger Schemel Date: Fri, 15 Mar 2002 04:58:42 +0100 Subject: [PATCH] rnd-20020315-1-src --- CHANGES | 5 +- src/libgame/sdl.c | 140 +++++++++++++++++++++++++++++++++++++++++-- src/libgame/sdl.h | 8 +-- src/libgame/sound.h | 2 +- src/libgame/system.c | 8 +-- 5 files changed, 148 insertions(+), 15 deletions(-) diff --git a/CHANGES b/CHANGES index 794fcea7..51901161 100644 --- a/CHANGES +++ b/CHANGES @@ -6,8 +6,9 @@ Release Version 2.0.1 [?? ??? 2002] + infotrons kill electrons and snik snaks and trigger orange disks + explosion chain reactions are now a bit slower than murphy - behaviour of robots adjusted to make them less aggressive - - icon for Windows executable added - - bug when selecting default level series fixed + - icon for Windows executable added + - bug when selecting default level series fixed + - Windows fullscreen bug fixed (workaround for bug in SDL) Release Version 2.0.0 [01 JAN 2001] ----------------------------------- diff --git a/src/libgame/sdl.c b/src/libgame/sdl.c index 8c0eff67..2441ede3 100644 --- a/src/libgame/sdl.c +++ b/src/libgame/sdl.c @@ -22,6 +22,21 @@ /* video functions */ /* ========================================================================= */ +/* functions from SGE library */ +inline void sge_Line(SDL_Surface *, Sint16, Sint16, Sint16, Sint16, Uint32); + +#ifdef PLATFORM_WIN32 +#define FULLSCREEN_BUG +#endif + +/* stuff needed to work around SDL/Windows fullscreen drawing bug */ +static int fullscreen_width; +static int fullscreen_height; +static int fullscreen_xoffset; +static int fullscreen_yoffset; +static int video_xoffset; +static int video_yoffset; + inline void SDLInitVideoDisplay(void) { /* initialize SDL video */ @@ -35,6 +50,38 @@ inline void SDLInitVideoDisplay(void) inline void SDLInitVideoBuffer(DrawBuffer **backbuffer, DrawWindow **window, boolean fullscreen) { +#ifdef FULLSCREEN_BUG + int i; + static int screen_xy[][2] = + { + { 640, 480 }, + { 800, 600 }, + { 1024, 768 }, + { -1, -1 } + }; +#endif + + /* default: normal game window size */ + fullscreen_width = video.width; + fullscreen_height = video.height; + fullscreen_xoffset = 0; + fullscreen_yoffset = 0; + +#ifdef FULLSCREEN_BUG + for (i=0; screen_xy[i][0] != -1; i++) + { + if (video.width <= screen_xy[i][0] && video.height <= screen_xy[i][1]) + { + fullscreen_width = screen_xy[i][0]; + fullscreen_height = screen_xy[i][1]; + break; + } + } + + fullscreen_xoffset = (fullscreen_width - video.width) / 2; + fullscreen_yoffset = (fullscreen_height - video.height) / 2; +#endif + /* open SDL video output device (window or fullscreen mode) */ if (!SDLSetVideoMode(backbuffer, fullscreen)) Error(ERR_EXIT, "setting video mode failed"); @@ -71,8 +118,11 @@ inline boolean SDLSetVideoMode(DrawBuffer **backbuffer, boolean fullscreen) if (fullscreen && !video.fullscreen_enabled && video.fullscreen_available) { + video_xoffset = fullscreen_xoffset; + video_yoffset = fullscreen_yoffset; + /* switch display to fullscreen mode, if available */ - if ((new_surface = SDL_SetVideoMode(video.width, video.height, + if ((new_surface = SDL_SetVideoMode(fullscreen_width, fullscreen_height, video.depth, surface_flags_fullscreen)) == NULL) { @@ -94,6 +144,9 @@ inline boolean SDLSetVideoMode(DrawBuffer **backbuffer, boolean fullscreen) if ((!fullscreen && video.fullscreen_enabled) || new_surface == NULL) { + video_xoffset = 0; + video_yoffset = 0; + /* switch display to window mode */ if ((new_surface = SDL_SetVideoMode(video.width, video.height, video.depth, surface_flags_window)) @@ -124,11 +177,27 @@ inline void SDLCopyArea(Bitmap *src_bitmap, Bitmap *dst_bitmap, Bitmap *real_dst_bitmap = (dst_bitmap == window ? backbuffer : dst_bitmap); SDL_Rect src_rect, dst_rect; +#ifdef FULLSCREEN_BUG + if (src_bitmap == backbuffer) + { + src_x += video_xoffset; + src_y += video_yoffset; + } +#endif + src_rect.x = src_x; src_rect.y = src_y; src_rect.w = width; src_rect.h = height; +#ifdef FULLSCREEN_BUG + if (dst_bitmap == backbuffer || dst_bitmap == window) + { + dst_x += video_xoffset; + dst_y += video_yoffset; + } +#endif + dst_rect.x = dst_x; dst_rect.y = dst_y; dst_rect.w = width; @@ -152,6 +221,14 @@ inline void SDLFillRectangle(Bitmap *dst_bitmap, int x, int y, unsigned int color_g = (color >> 8) && 0xff; unsigned int color_b = (color >> 0) && 0xff; +#ifdef FULLSCREEN_BUG + if (dst_bitmap == backbuffer || dst_bitmap == window) + { + x += video_xoffset; + y += video_yoffset; + } +#endif + rect.x = x; rect.y = y; rect.w = width; @@ -165,9 +242,10 @@ inline void SDLFillRectangle(Bitmap *dst_bitmap, int x, int y, SDL_UpdateRect(backbuffer->surface, x, y, width, height); } -inline void SDLDrawSimpleLine(SDL_Surface *surface, int from_x, int from_y, +inline void SDLDrawSimpleLine(Bitmap *dst_bitmap, int from_x, int from_y, int to_x, int to_y, unsigned int color) { + SDL_Surface *surface = dst_bitmap->surface; SDL_Rect rect; unsigned int color_r = (color >> 16) & 0xff; unsigned int color_g = (color >> 8) & 0xff; @@ -184,14 +262,32 @@ inline void SDLDrawSimpleLine(SDL_Surface *surface, int from_x, int from_y, rect.w = (to_x - from_x + 1); rect.h = (to_y - from_y + 1); +#ifdef FULLSCREEN_BUG + if (dst_bitmap == backbuffer || dst_bitmap == window) + { + rect.x += video_xoffset; + rect.y += video_yoffset; + } +#endif + SDL_FillRect(surface, &rect, SDL_MapRGB(surface->format, color_r, color_g, color_b)); } -inline void SDLDrawLine(SDL_Surface *surface, int from_x, int from_y, +inline void SDLDrawLine(Bitmap *dst_bitmap, int from_x, int from_y, int to_x, int to_y, Uint32 color) { - sge_Line(surface, from_x, from_y, to_x, to_y, color); +#ifdef FULLSCREEN_BUG + if (dst_bitmap == backbuffer || dst_bitmap == window) + { + from_x += video_xoffset; + from_y += video_yoffset; + to_x += video_xoffset; + to_y += video_yoffset; + } +#endif + + sge_Line(dst_bitmap->surface, from_x, from_y, to_x, to_y, color); } #if 0 @@ -746,4 +842,40 @@ inline void SDLCloseAudio(void) SDL_QuitSubSystem(SDL_INIT_AUDIO); } + +/* ========================================================================= */ +/* event functions */ +/* ========================================================================= */ + +inline void SDLNextEvent(Event *event) +{ + SDL_WaitEvent(event); + +#ifdef FULLSCREEN_BUG + if (event->type == EVENT_BUTTONPRESS || + event->type == EVENT_BUTTONRELEASE) + { + if (((ButtonEvent *)event)->x > video_xoffset) + ((ButtonEvent *)event)->x -= video_xoffset; + else + ((ButtonEvent *)event)->x = 0; + if (((ButtonEvent *)event)->y > video_yoffset) + ((ButtonEvent *)event)->y -= video_yoffset; + else + ((ButtonEvent *)event)->y = 0; + } + else if (event->type == EVENT_MOTIONNOTIFY) + { + if (((ButtonEvent *)event)->x > video_xoffset) + ((ButtonEvent *)event)->x -= video_xoffset; + else + ((ButtonEvent *)event)->x = 0; + if (((ButtonEvent *)event)->y > video_yoffset) + ((ButtonEvent *)event)->y -= video_yoffset; + else + ((ButtonEvent *)event)->y = 0; + } +#endif +} + #endif /* TARGET_SDL */ diff --git a/src/libgame/sdl.h b/src/libgame/sdl.h index cc14ea05..7db0dc2c 100644 --- a/src/libgame/sdl.h +++ b/src/libgame/sdl.h @@ -319,14 +319,14 @@ inline void SDLInitVideoBuffer(DrawBuffer **, DrawWindow **, boolean); inline boolean SDLSetVideoMode(DrawBuffer **, boolean); inline void SDLCopyArea(Bitmap *, Bitmap *, int, int, int, int, int, int, int); inline void SDLFillRectangle(Bitmap *, int, int, int, int, unsigned int); -inline void SDLDrawSimpleLine(SDL_Surface *, int, int, int, int, unsigned int); -inline void SDLDrawLine(SDL_Surface *, int, int, int, int, Uint32); -/* functions from SGE library */ -void sge_Line(SDL_Surface *, Sint16, Sint16, Sint16, Sint16, Uint32); +inline void SDLDrawSimpleLine(Bitmap *, int, int, int, int, unsigned int); +inline void SDLDrawLine(Bitmap *, int, int, int, int, Uint32); Bitmap *SDLLoadImage(char *); inline void SDLOpenAudio(void); inline void SDLCloseAudio(void); +inline void SDLNextEvent(Event *); + #endif /* SDL_H */ diff --git a/src/libgame/sound.h b/src/libgame/sound.h index 0c4f141a..939e5a00 100644 --- a/src/libgame/sound.h +++ b/src/libgame/sound.h @@ -51,7 +51,7 @@ #if defined(TARGET_SDL) /* one second fading interval == 1000 ticks (milliseconds) */ #define SOUND_FADING_INTERVAL 1000 -#define SOUND_MAX_VOLUME (SDL_MIX_MAXVOLUME / 4) +#define SOUND_MAX_VOLUME SDL_MIX_MAXVOLUME #endif #if defined(AUDIO_STREAMING_DSP) diff --git a/src/libgame/system.c b/src/libgame/system.c index 51b38c16..bd9fc229 100644 --- a/src/libgame/system.c +++ b/src/libgame/system.c @@ -375,7 +375,7 @@ inline void DrawSimpleWhiteLine(Bitmap *bitmap, int from_x, int from_y, 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); @@ -403,8 +403,8 @@ inline void DrawLine(Bitmap *bitmap, int from_x, int from_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); @@ -653,7 +653,7 @@ inline boolean PendingEvent(void) inline void NextEvent(Event *event) { #ifdef TARGET_SDL - SDL_WaitEvent(event); + SDLNextEvent(event); #else XNextEvent(display, event); #endif -- 2.34.1