| /* |
| Simple DirectMedia Layer |
| Copyright (C) 1997-2014 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. |
| */ |
| |
| /* |
| Contributed by Brandon Schaefer, <brandon.schaefer@canonical.com> |
| */ |
| |
| #include "../../SDL_internal.h" |
| |
| #if SDL_VIDEO_DRIVER_MIR |
| |
| #include "../SDL_egl_c.h" |
| #include "../SDL_sysvideo.h" |
| |
| #include "SDL_mirevents.h" |
| #include "SDL_mirwindow.h" |
| |
| #include "SDL_mirdyn.h" |
| |
| int |
| IsSurfaceValid(MIR_Window* mir_window) |
| { |
| if (!MIR_mir_surface_is_valid(mir_window->surface)) { |
| const char* error = MIR_mir_surface_get_error_message(mir_window->surface); |
| return SDL_SetError("Failed to created a mir surface: %s", error); |
| } |
| |
| return 0; |
| } |
| |
| MirPixelFormat |
| FindValidPixelFormat(MIR_Data* mir_data) |
| { |
| unsigned int pf_size = 32; |
| unsigned int valid_formats; |
| unsigned int f; |
| |
| MirPixelFormat formats[pf_size]; |
| MIR_mir_connection_get_available_surface_formats(mir_data->connection, formats, |
| pf_size, &valid_formats); |
| |
| for (f = 0; f < valid_formats; f++) { |
| MirPixelFormat cur_pf = formats[f]; |
| |
| if (cur_pf == mir_pixel_format_abgr_8888 || |
| cur_pf == mir_pixel_format_xbgr_8888 || |
| cur_pf == mir_pixel_format_argb_8888 || |
| cur_pf == mir_pixel_format_xrgb_8888) { |
| |
| return cur_pf; |
| } |
| } |
| |
| return mir_pixel_format_invalid; |
| } |
| |
| int |
| MIR_CreateWindow(_THIS, SDL_Window* window) |
| { |
| MIR_Window* mir_window; |
| MIR_Data* mir_data; |
| |
| MirSurfaceParameters surfaceparm = |
| { |
| .name = "MirSurface", |
| .width = window->w, |
| .height = window->h, |
| .pixel_format = mir_pixel_format_invalid, |
| .buffer_usage = mir_buffer_usage_hardware |
| }; |
| |
| MirEventDelegate delegate = { |
| MIR_HandleInput, |
| window |
| }; |
| |
| mir_window = SDL_calloc(1, sizeof(MIR_Window)); |
| if (!mir_window) |
| return SDL_OutOfMemory(); |
| |
| mir_data = _this->driverdata; |
| window->driverdata = mir_window; |
| |
| if (window->x == SDL_WINDOWPOS_UNDEFINED) |
| window->x = 0; |
| |
| if (window->y == SDL_WINDOWPOS_UNDEFINED) |
| window->y = 0; |
| |
| mir_window->mir_data = mir_data; |
| mir_window->sdl_window = window; |
| |
| surfaceparm.pixel_format = FindValidPixelFormat(mir_data); |
| if (surfaceparm.pixel_format == mir_pixel_format_invalid) { |
| return SDL_SetError("Failed to find a valid pixel format."); |
| } |
| |
| mir_window->surface = MIR_mir_connection_create_surface_sync(mir_data->connection, &surfaceparm); |
| if (!MIR_mir_surface_is_valid(mir_window->surface)) { |
| const char* error = MIR_mir_surface_get_error_message(mir_window->surface); |
| return SDL_SetError("Failed to created a mir surface: %s", error); |
| } |
| |
| if (window->flags & SDL_WINDOW_OPENGL) { |
| EGLNativeWindowType egl_native_window = |
| (EGLNativeWindowType)MIR_mir_surface_get_egl_native_window(mir_window->surface); |
| |
| mir_window->egl_surface = SDL_EGL_CreateSurface(_this, egl_native_window); |
| |
| if (mir_window->egl_surface == EGL_NO_SURFACE) { |
| return SDL_SetError("Failed to created a window surface %p", |
| _this->egl_data->egl_display); |
| } |
| } |
| else { |
| mir_window->egl_surface = EGL_NO_SURFACE; |
| } |
| |
| MIR_mir_surface_set_event_handler(mir_window->surface, &delegate); |
| |
| return 0; |
| } |
| |
| void |
| MIR_DestroyWindow(_THIS, SDL_Window* window) |
| { |
| MIR_Data* mir_data = _this->driverdata; |
| MIR_Window* mir_window = window->driverdata; |
| |
| window->driverdata = NULL; |
| |
| if (mir_data) { |
| SDL_EGL_DestroySurface(_this, mir_window->egl_surface); |
| MIR_mir_surface_release_sync(mir_window->surface); |
| |
| SDL_free(mir_window); |
| } |
| } |
| |
| SDL_bool |
| MIR_GetWindowWMInfo(_THIS, SDL_Window* window, SDL_SysWMinfo* info) |
| { |
| if (info->version.major == SDL_MAJOR_VERSION && |
| info->version.minor == SDL_MINOR_VERSION) { |
| MIR_Window* mir_window = window->driverdata; |
| |
| info->subsystem = SDL_SYSWM_MIR; |
| info->info.mir.connection = mir_window->mir_data->connection; |
| info->info.mir.surface = mir_window->surface; |
| |
| return SDL_TRUE; |
| } |
| |
| return SDL_FALSE; |
| } |
| |
| void |
| MIR_SetWindowFullscreen(_THIS, SDL_Window* window, |
| SDL_VideoDisplay* display, |
| SDL_bool fullscreen) |
| { |
| MIR_Window* mir_window = window->driverdata; |
| |
| if (IsSurfaceValid(mir_window) < 0) |
| return; |
| |
| if (fullscreen) { |
| MIR_mir_surface_set_type(mir_window->surface, mir_surface_state_fullscreen); |
| } else { |
| MIR_mir_surface_set_type(mir_window->surface, mir_surface_state_restored); |
| } |
| } |
| |
| void |
| MIR_MaximizeWindow(_THIS, SDL_Window* window) |
| { |
| MIR_Window* mir_window = window->driverdata; |
| |
| if (IsSurfaceValid(mir_window) < 0) |
| return; |
| |
| MIR_mir_surface_set_type(mir_window->surface, mir_surface_state_maximized); |
| } |
| |
| void |
| MIR_MinimizeWindow(_THIS, SDL_Window* window) |
| { |
| MIR_Window* mir_window = window->driverdata; |
| |
| if (IsSurfaceValid(mir_window) < 0) |
| return; |
| |
| MIR_mir_surface_set_type(mir_window->surface, mir_surface_state_minimized); |
| } |
| |
| void |
| MIR_RestoreWindow(_THIS, SDL_Window * window) |
| { |
| MIR_Window* mir_window = window->driverdata; |
| |
| if (IsSurfaceValid(mir_window) < 0) |
| return; |
| |
| MIR_mir_surface_set_type(mir_window->surface, mir_surface_state_restored); |
| } |
| |
| #endif /* SDL_VIDEO_DRIVER_MIR */ |
| |
| /* vi: set ts=4 sw=4 expandtab: */ |