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Fix SDL borderless windowed mode for real this time

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Introduces r_borderless cvar. 0: never borderless, 1: always borderless, 2: borderless if resolution matches desktop resolution (default).

git-svn-id: https://svn.eduke32.com/eduke32@8060 1a8010ca-5511-0410-912e-c29ae57300e0

# Conflicts:
#	source/build/include/baselayer.h
#	source/build/src/baselayer.cpp
#	source/build/src/polymost.cpp
This commit is contained in:
terminx 2019-08-29 19:00:52 +00:00 committed by Christoph Oelckers
parent 4300eb1a66
commit f0ea646560
3 changed files with 11 additions and 7 deletions
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1
source/build/include/baselayer.h
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@ -28,6 +28,7 @@ extern char quitevent, appactive;
extern char modechange; extern char modechange;
extern int32_t vsync; extern int32_t vsync;
extern int32_t g_borderless;
extern void app_crashhandler(void); extern void app_crashhandler(void);

1
source/build/src/baselayer.cpp
View file

@ -18,6 +18,7 @@ extern "C"
} }
#endif // _WIN32 #endif // _WIN32
int32_t g_borderless=2;
// input // input
char inputdevices = 0; char inputdevices = 0;

16
source/build/src/sdlayer.cpp
View file

@ -1590,8 +1590,8 @@ int32_t videoSetMode(int32_t x, int32_t y, int32_t c, int32_t fs)
SDL_DisplayMode desktopmode; SDL_DisplayMode desktopmode;
SDL_GetDesktopDisplayMode(0, &desktopmode); SDL_GetDesktopDisplayMode(0, &desktopmode);
int const windowedMode = (desktopmode.w == x && desktopmode.h == y) ? SDL_WINDOW_BORDERLESS : 0; int const matchedResolution = (desktopmode.w == x && desktopmode.h == y);
int const borderless = (g_borderless == 1 || (g_borderless == 2 && matchedResolution)) ? SDL_WINDOW_BORDERLESS : 0;
#ifdef USE_OPENGL #ifdef USE_OPENGL
if (c > 8 || !nogl) if (c > 8 || !nogl)
{ {
@ -1630,9 +1630,11 @@ int32_t videoSetMode(int32_t x, int32_t y, int32_t c, int32_t fs)
/* HACK: changing SDL GL attribs only works before surface creation, /* HACK: changing SDL GL attribs only works before surface creation,
so we have to create a new surface in a different format first so we have to create a new surface in a different format first
to force the surface we WANT to be recreated instead of reused. */ to force the surface we WANT to be recreated instead of reused. */
sdl_window = SDL_CreateWindow("", windowpos ? windowx : (int)SDL_WINDOWPOS_CENTERED, sdl_window = SDL_CreateWindow("", windowpos ? windowx : (int)SDL_WINDOWPOS_CENTERED,
windowpos ? windowy : (int)SDL_WINDOWPOS_CENTERED, x, y, windowpos ? windowy : (int)SDL_WINDOWPOS_CENTERED, x, y,
SDL_WINDOW_OPENGL); SDL_WINDOW_OPENGL | borderless);
if (sdl_window) if (sdl_window)
sdl_context = SDL_GL_CreateContext(sdl_window); sdl_context = SDL_GL_CreateContext(sdl_window);
@ -1640,6 +1642,7 @@ int32_t videoSetMode(int32_t x, int32_t y, int32_t c, int32_t fs)
if (!sdl_window || !sdl_context) if (!sdl_window || !sdl_context)
{ {
initprintf("Unable to set video mode: %s failed: %s\n", sdl_window ? "SDL_GL_CreateContext" : "SDL_GL_CreateWindow", SDL_GetError()); initprintf("Unable to set video mode: %s failed: %s\n", sdl_window ? "SDL_GL_CreateContext" : "SDL_GL_CreateWindow", SDL_GetError());
nogl = 1;
destroy_window_resources(); destroy_window_resources();
return -1; return -1;
} }
@ -1653,8 +1656,7 @@ int32_t videoSetMode(int32_t x, int32_t y, int32_t c, int32_t fs)
return -1; return -1;
} }
// this is using the windowedMode variable to determine whether to pass SDL_WINDOW_FULLSCREEN or SDL_WINDOW_FULLSCREEN_DESKTOP SDL_SetWindowFullscreen(sdl_window, ((fs & 1) ? (matchedResolution ? SDL_WINDOW_FULLSCREEN_DESKTOP : SDL_WINDOW_FULLSCREEN) : 0));
SDL_SetWindowFullscreen(sdl_window, ((fs & 1) ? windowedMode ? SDL_WINDOW_FULLSCREEN_DESKTOP : SDL_WINDOW_FULLSCREEN : windowedMode));
SDL_GL_SetSwapInterval(vsync_renderlayer); SDL_GL_SetSwapInterval(vsync_renderlayer);
setrefreshrate(); setrefreshrate();
@ -1666,7 +1668,7 @@ int32_t videoSetMode(int32_t x, int32_t y, int32_t c, int32_t fs)
// init // init
sdl_window = SDL_CreateWindow("", windowpos ? windowx : (int)SDL_WINDOWPOS_CENTERED, sdl_window = SDL_CreateWindow("", windowpos ? windowx : (int)SDL_WINDOWPOS_CENTERED,
windowpos ? windowy : (int)SDL_WINDOWPOS_CENTERED, x, y, windowpos ? windowy : (int)SDL_WINDOWPOS_CENTERED, x, y,
0); borderless);
if (!sdl_window) if (!sdl_window)
SDL2_VIDEO_ERR("SDL_CreateWindow"); SDL2_VIDEO_ERR("SDL_CreateWindow");
@ -1679,7 +1681,7 @@ int32_t videoSetMode(int32_t x, int32_t y, int32_t c, int32_t fs)
SDL2_VIDEO_ERR("SDL_GetWindowSurface"); SDL2_VIDEO_ERR("SDL_GetWindowSurface");
} }
SDL_SetWindowFullscreen(sdl_window, ((fs & 1) ? SDL_WINDOW_FULLSCREEN : windowedMode)); SDL_SetWindowFullscreen(sdl_window, ((fs & 1) ? (matchedResolution ? SDL_WINDOW_FULLSCREEN_DESKTOP : SDL_WINDOW_FULLSCREEN) : 0));
} }
SDL_SetHint(SDL_HINT_VIDEO_HIGHDPI_DISABLED, "1"); SDL_SetHint(SDL_HINT_VIDEO_HIGHDPI_DISABLED, "1");