diff options
Diffstat (limited to '3rdparty/SDL2/src/video/dummy/SDL_nullvideo.c')
-rw-r--r-- | 3rdparty/SDL2/src/video/dummy/SDL_nullvideo.c | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/3rdparty/SDL2/src/video/dummy/SDL_nullvideo.c b/3rdparty/SDL2/src/video/dummy/SDL_nullvideo.c deleted file mode 100644 index 96f47813ade..00000000000 --- a/3rdparty/SDL2/src/video/dummy/SDL_nullvideo.c +++ /dev/null @@ -1,143 +0,0 @@ -/* - Simple DirectMedia Layer - Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org> - - This software is provided 'as-is', without any express or implied - warranty. In no event will the authors be held liable for any damages - arising from the use of this software. - - Permission is granted to anyone to use this software for any purpose, - including commercial applications, and to alter it and redistribute it - freely, subject to the following restrictions: - - 1. The origin of this software must not be misrepresented; you must not - claim that you wrote the original software. If you use this software - in a product, an acknowledgment in the product documentation would be - appreciated but is not required. - 2. Altered source versions must be plainly marked as such, and must not be - misrepresented as being the original software. - 3. This notice may not be removed or altered from any source distribution. -*/ -#include "../../SDL_internal.h" - -#if SDL_VIDEO_DRIVER_DUMMY - -/* Dummy SDL video driver implementation; this is just enough to make an - * SDL-based application THINK it's got a working video driver, for - * applications that call SDL_Init(SDL_INIT_VIDEO) when they don't need it, - * and also for use as a collection of stubs when porting SDL to a new - * platform for which you haven't yet written a valid video driver. - * - * This is also a great way to determine bottlenecks: if you think that SDL - * is a performance problem for a given platform, enable this driver, and - * then see if your application runs faster without video overhead. - * - * Initial work by Ryan C. Gordon (icculus@icculus.org). A good portion - * of this was cut-and-pasted from Stephane Peter's work in the AAlib - * SDL video driver. Renamed to "DUMMY" by Sam Lantinga. - */ - -#include "SDL_video.h" -#include "SDL_mouse.h" -#include "../SDL_sysvideo.h" -#include "../SDL_pixels_c.h" -#include "../../events/SDL_events_c.h" - -#include "SDL_nullvideo.h" -#include "SDL_nullevents_c.h" -#include "SDL_nullframebuffer_c.h" - -#define DUMMYVID_DRIVER_NAME "dummy" - -/* Initialization/Query functions */ -static int DUMMY_VideoInit(_THIS); -static int DUMMY_SetDisplayMode(_THIS, SDL_VideoDisplay * display, SDL_DisplayMode * mode); -static void DUMMY_VideoQuit(_THIS); - -/* DUMMY driver bootstrap functions */ - -static int -DUMMY_Available(void) -{ - const char *envr = SDL_getenv("SDL_VIDEODRIVER"); - if ((envr) && (SDL_strcmp(envr, DUMMYVID_DRIVER_NAME) == 0)) { - return (1); - } - - return (0); -} - -static void -DUMMY_DeleteDevice(SDL_VideoDevice * device) -{ - SDL_free(device); -} - -static SDL_VideoDevice * -DUMMY_CreateDevice(int devindex) -{ - SDL_VideoDevice *device; - - /* Initialize all variables that we clean on shutdown */ - device = (SDL_VideoDevice *) SDL_calloc(1, sizeof(SDL_VideoDevice)); - if (!device) { - SDL_OutOfMemory(); - return (0); - } - - /* Set the function pointers */ - device->VideoInit = DUMMY_VideoInit; - device->VideoQuit = DUMMY_VideoQuit; - device->SetDisplayMode = DUMMY_SetDisplayMode; - device->PumpEvents = DUMMY_PumpEvents; - device->CreateWindowFramebuffer = SDL_DUMMY_CreateWindowFramebuffer; - device->UpdateWindowFramebuffer = SDL_DUMMY_UpdateWindowFramebuffer; - device->DestroyWindowFramebuffer = SDL_DUMMY_DestroyWindowFramebuffer; - - device->free = DUMMY_DeleteDevice; - - return device; -} - -VideoBootStrap DUMMY_bootstrap = { - DUMMYVID_DRIVER_NAME, "SDL dummy video driver", - DUMMY_Available, DUMMY_CreateDevice -}; - - -int -DUMMY_VideoInit(_THIS) -{ - SDL_DisplayMode mode; - - /* Use a fake 32-bpp desktop mode */ - mode.format = SDL_PIXELFORMAT_RGB888; - mode.w = 1024; - mode.h = 768; - mode.refresh_rate = 0; - mode.driverdata = NULL; - if (SDL_AddBasicVideoDisplay(&mode) < 0) { - return -1; - } - - SDL_zero(mode); - SDL_AddDisplayMode(&_this->displays[0], &mode); - - /* We're done! */ - return 0; -} - -static int -DUMMY_SetDisplayMode(_THIS, SDL_VideoDisplay * display, SDL_DisplayMode * mode) -{ - return 0; -} - -void -DUMMY_VideoQuit(_THIS) -{ -} - -#endif /* SDL_VIDEO_DRIVER_DUMMY */ - -/* vi: set ts=4 sw=4 expandtab: */ |