static int
MIR_Available()
{
int available = 0;
if (SDL_MIR_LoadSymbols()) {
/* Lets ensure we can connect to the mir server */
MirConnection* connection = MIR_mir_connect_sync(NULL, __PRETTY_FUNCTION__);
if (!MIR_mir_connection_is_valid(connection)) {
SDL_LogWarn(SDL_LOG_CATEGORY_VIDEO, "Unable to connect to the mir server %s",
MIR_mir_connection_get_error_message(connection));
return available;
}
MIR_mir_connection_release(connection);
available = 1;
SDL_MIR_UnloadSymbols();
}
return available;
}
static int
MIR_Available()
{
int available = 0;
if (SDL_MIR_LoadSymbols()) {
/* !!! FIXME: try to make a MirConnection here. */
available = 1;
SDL_MIR_UnloadSymbols();
}
return available;
}
/* returns non-zero if all needed symbols were loaded. */
int
SDL_MIR_LoadSymbols(void)
{
int rc = 1; /* always succeed if not using Dynamic MIR stuff. */
/* deal with multiple modules (dga, wayland, mir, etc) needing these symbols... */
if (mir_load_refcount++ == 0) {
#ifdef SDL_VIDEO_DRIVER_MIR_DYNAMIC
int i;
int *thismod = NULL;
for (i = 0; i < SDL_TABLESIZE(mirlibs); i++) {
if (mirlibs[i].libname != NULL) {
mirlibs[i].lib = SDL_LoadObject(mirlibs[i].libname);
}
}
#define SDL_MIR_MODULE(modname) SDL_MIR_HAVE_##modname = 1; /* default yes */
#define SDL_MIR_SYM(rc,fn,params)
#include "SDL_mirsym.h"
#undef SDL_MIR_MODULE
#undef SDL_MIR_SYM
#define SDL_MIR_MODULE(modname) thismod = &SDL_MIR_HAVE_##modname;
#define SDL_MIR_SYM(rc,fn,params) MIR_##fn = (SDL_DYNMIRFN_##fn) MIR_GetSym(#fn,thismod);
#include "SDL_mirsym.h"
#undef SDL_MIR_MODULE
#undef SDL_MIR_SYM
if ((SDL_MIR_HAVE_MIR_CLIENT) && (SDL_MIR_HAVE_XKBCOMMON)) {
/* all required symbols loaded. */
SDL_ClearError();
} else {
/* in case something got loaded... */
SDL_MIR_UnloadSymbols();
rc = 0;
}
#else /* no dynamic MIR */
#define SDL_MIR_MODULE(modname) SDL_MIR_HAVE_##modname = 1; /* default yes */
#define SDL_MIR_SYM(rc,fn,params) MIR_##fn = fn;
#include "SDL_mirsym.h"
#undef SDL_MIR_MODULE
#undef SDL_MIR_SYM
#endif
}
return rc;
}
static SDL_VideoDevice*
MIR_CreateDevice(int device_index)
{
MIR_Data* mir_data;
SDL_VideoDevice* device = NULL;
if (!SDL_MIR_LoadSymbols()) {
return NULL;
}
device = SDL_calloc(1, sizeof(SDL_VideoDevice));
if (!device) {
SDL_MIR_UnloadSymbols();
SDL_OutOfMemory();
return NULL;
}
mir_data = SDL_calloc(1, sizeof(MIR_Data));
if (!mir_data) {
SDL_free(device);
SDL_MIR_UnloadSymbols();
SDL_OutOfMemory();
return NULL;
}
device->driverdata = mir_data;
/* mirvideo */
device->VideoInit = MIR_VideoInit;
device->VideoQuit = MIR_VideoQuit;
device->GetDisplayBounds = MIR_GetDisplayBounds;
device->GetDisplayModes = MIR_GetDisplayModes;
device->SetDisplayMode = MIR_SetDisplayMode;
device->free = MIR_DeleteDevice;
/* miropengles */
device->GL_SwapWindow = MIR_GL_SwapWindow;
device->GL_MakeCurrent = MIR_GL_MakeCurrent;
device->GL_CreateContext = MIR_GL_CreateContext;
device->GL_DeleteContext = MIR_GL_DeleteContext;
device->GL_LoadLibrary = MIR_GL_LoadLibrary;
device->GL_UnloadLibrary = MIR_GL_UnloadLibrary;
device->GL_GetSwapInterval = MIR_GL_GetSwapInterval;
device->GL_SetSwapInterval = MIR_GL_SetSwapInterval;
device->GL_GetProcAddress = MIR_GL_GetProcAddress;
/* mirwindow */
device->CreateSDLWindow = MIR_CreateWindow;
device->DestroyWindow = MIR_DestroyWindow;
device->GetWindowWMInfo = MIR_GetWindowWMInfo;
device->SetWindowFullscreen = MIR_SetWindowFullscreen;
device->MaximizeWindow = MIR_MaximizeWindow;
device->MinimizeWindow = MIR_MinimizeWindow;
device->RestoreWindow = MIR_RestoreWindow;
device->ShowWindow = MIR_RestoreWindow;
device->HideWindow = MIR_HideWindow;
device->SetWindowSize = MIR_SetWindowSize;
device->SetWindowMinimumSize = MIR_SetWindowMinimumSize;
device->SetWindowMaximumSize = MIR_SetWindowMaximumSize;
device->SetWindowTitle = MIR_SetWindowTitle;
device->SetWindowGrab = MIR_SetWindowGrab;
device->SetWindowGammaRamp = MIR_SetWindowGammaRamp;
device->GetWindowGammaRamp = MIR_GetWindowGammaRamp;
device->CreateSDLWindowFrom = NULL;
device->SetWindowIcon = NULL;
device->RaiseWindow = NULL;
device->SetWindowBordered = NULL;
device->SetWindowResizable = NULL;
device->OnWindowEnter = NULL;
device->SetWindowPosition = NULL;
/* mirframebuffer */
device->CreateWindowFramebuffer = MIR_CreateWindowFramebuffer;
device->UpdateWindowFramebuffer = MIR_UpdateWindowFramebuffer;
device->DestroyWindowFramebuffer = MIR_DestroyWindowFramebuffer;
device->shape_driver.CreateShaper = MIR_CreateShaper;
device->shape_driver.SetWindowShape = MIR_SetWindowShape;
device->shape_driver.ResizeWindowShape = MIR_ResizeWindowShape;
device->PumpEvents = MIR_PumpEvents;
device->SuspendScreenSaver = NULL;
device->StartTextInput = NULL;
device->StopTextInput = NULL;
device->SetTextInputRect = NULL;
device->HasScreenKeyboardSupport = NULL;
device->ShowScreenKeyboard = NULL;
device->HideScreenKeyboard = NULL;
device->IsScreenKeyboardShown = NULL;
device->SetClipboardText = NULL;
device->GetClipboardText = NULL;
device->HasClipboardText = NULL;
device->ShowMessageBox = NULL;
#if SDL_VIDEO_VULKAN
device->Vulkan_LoadLibrary = MIR_Vulkan_LoadLibrary;
device->Vulkan_UnloadLibrary = MIR_Vulkan_UnloadLibrary;
device->Vulkan_GetInstanceExtensions = MIR_Vulkan_GetInstanceExtensions;
device->Vulkan_CreateSurface = MIR_Vulkan_CreateSurface;
#endif
return device;
}
static void
MIR_DeleteDevice(SDL_VideoDevice* device)
{
SDL_free(device);
SDL_MIR_UnloadSymbols();
}