int Wayland_CreateWindow(_THIS, SDL_Window *window)
{
SDL_WindowData *data;
SDL_VideoData *c;
struct wl_region *region;
data = calloc(1, sizeof *data);
if (data == NULL)
return 0;
c = _this->driverdata;
window->driverdata = data;
if (!(window->flags & SDL_WINDOW_OPENGL)) {
SDL_GL_LoadLibrary(NULL);
window->flags |= SDL_WINDOW_OPENGL;
}
if (window->x == SDL_WINDOWPOS_UNDEFINED) {
window->x = 0;
}
if (window->y == SDL_WINDOWPOS_UNDEFINED) {
window->y = 0;
}
data->waylandData = c;
data->sdlwindow = window;
data->surface =
wl_compositor_create_surface(c->compositor);
wl_surface_set_user_data(data->surface, data);
data->shell_surface = wl_shell_get_shell_surface(c->shell,
data->surface);
#ifdef SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH
if (c->surface_extension) {
data->extended_surface = qt_surface_extension_get_extended_surface(
c->surface_extension, data->surface);
}
#endif /* SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH */
/**
* If the user specified 0x0 as the size (turned to 1x1 by SDL_CreateWindow
* in SDL_video.c), we want to make the window fill the whole screen
**/
if (window->w == 1) {
window->w = c->screen_allocation.width;
}
if (window->h == 1) {
window->h = c->screen_allocation.height;
}
data->egl_window = WAYLAND_wl_egl_window_create(data->surface,
window->w, window->h);
/* Create the GLES window surface */
data->egl_surface = SDL_EGL_CreateSurface(_this, (NativeWindowType) data->egl_window);
if (data->egl_surface == EGL_NO_SURFACE) {
SDL_SetError("failed to create a window surface");
return -1;
}
if (data->shell_surface) {
wl_shell_surface_set_user_data(data->shell_surface, data);
wl_shell_surface_add_listener(data->shell_surface,
&shell_surface_listener, data);
}
#ifdef SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH
if (data->extended_surface) {
qt_extended_surface_set_user_data(data->extended_surface, data);
qt_extended_surface_add_listener(data->extended_surface,
&extended_surface_listener, data);
}
#endif /* SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH */
region = wl_compositor_create_region(c->compositor);
wl_region_add(region, 0, 0, window->w, window->h);
wl_surface_set_opaque_region(data->surface, region);
wl_region_destroy(region);
WAYLAND_wl_display_flush(c->display);
return 0;
}
static void
redraw(void *data, struct wl_callback *callback, uint32_t time)
{
struct window *window = data;
struct display *display = window->display;
static const GLfloat verts[3][2] = {
{ -0.5, -0.5 },
{ 0.5, -0.5 },
{ 0, 0.5 }
};
static const GLfloat colors[3][3] = {
{ 1, 0, 0 },
{ 0, 1, 0 },
{ 0, 0, 1 }
};
GLfloat angle;
GLfloat rotation[4][4] = {
{ 1, 0, 0, 0 },
{ 0, 1, 0, 0 },
{ 0, 0, 1, 0 },
{ 0, 0, 0, 1 }
};
static const int32_t speed_div = 5, benchmark_interval = 5;
struct wl_region *region;
EGLint rect[4];
EGLint buffer_age = 0;
struct timeval tv;
assert(window->callback == callback);
window->callback = NULL;
if (callback)
wl_callback_destroy(callback);
if (!window->configured)
return;
gettimeofday(&tv, NULL);
time = tv.tv_sec * 1000 + tv.tv_usec / 1000;
if (window->frames == 0)
window->benchmark_time = time;
if (time - window->benchmark_time > (benchmark_interval * 1000)) {
printf("%d frames in %d seconds: %f fps\n",
window->frames,
benchmark_interval,
(float) window->frames / benchmark_interval);
window->benchmark_time = time;
window->frames = 0;
}
angle = (time / speed_div) % 360 * M_PI / 180.0;
rotation[0][0] = cos(angle);
rotation[0][2] = sin(angle);
rotation[2][0] = -sin(angle);
rotation[2][2] = cos(angle);
if (display->swap_buffers_with_damage)
eglQuerySurface(display->egl.dpy, window->egl_surface,
EGL_BUFFER_AGE_EXT, &buffer_age);
glViewport(0, 0, window->geometry.width, window->geometry.height);
glUniformMatrix4fv(window->gl.rotation_uniform, 1, GL_FALSE,
(GLfloat *) rotation);
glClearColor(0.0, 0.0, 0.0, 0.5);
glClear(GL_COLOR_BUFFER_BIT);
glVertexAttribPointer(window->gl.pos, 2, GL_FLOAT, GL_FALSE, 0, verts);
glVertexAttribPointer(window->gl.col, 3, GL_FLOAT, GL_FALSE, 0, colors);
glEnableVertexAttribArray(window->gl.pos);
glEnableVertexAttribArray(window->gl.col);
glDrawArrays(GL_TRIANGLES, 0, 3);
glDisableVertexAttribArray(window->gl.pos);
glDisableVertexAttribArray(window->gl.col);
if (window->opaque || window->fullscreen) {
region = wl_compositor_create_region(window->display->compositor);
wl_region_add(region, 0, 0,
window->geometry.width,
window->geometry.height);
wl_surface_set_opaque_region(window->surface, region);
wl_region_destroy(region);
} else {
wl_surface_set_opaque_region(window->surface, NULL);
}
if (display->swap_buffers_with_damage && buffer_age > 0) {
rect[0] = window->geometry.width / 4 - 1;
rect[1] = window->geometry.height / 4 - 1;
rect[2] = window->geometry.width / 2 + 2;
rect[3] = window->geometry.height / 2 + 2;
display->swap_buffers_with_damage(display->egl.dpy,
window->egl_surface,
rect, 1);
} else {
eglSwapBuffers(display->egl.dpy, window->egl_surface);
}
window->frames++;
}
static void
redraw(void *data, struct wl_callback *callback, uint32_t time)
{
struct window *window = data;
static const GLfloat verts[3][2] = {
{ -0.5, -0.5 },
{ 0.5, -0.5 },
{ 0, 0.5 }
};
static const GLfloat colors[3][3] = {
{ 1, 0, 0 },
{ 0, 1, 0 },
{ 0, 0, 1 }
};
GLfloat angle;
GLfloat rotation[4][4] = {
{ 1, 0, 0, 0 },
{ 0, 1, 0, 0 },
{ 0, 0, 1, 0 },
{ 0, 0, 0, 1 }
};
static const int32_t speed_div = 5;
static uint32_t start_time = 0;
struct wl_region *region;
assert(window->callback == callback);
window->callback = NULL;
if (callback)
wl_callback_destroy(callback);
if (!window->configured)
return;
if (start_time == 0)
start_time = time;
angle = ((time-start_time) / speed_div) % 360 * M_PI / 180.0;
rotation[0][0] = cos(angle);
rotation[0][2] = sin(angle);
rotation[2][0] = -sin(angle);
rotation[2][2] = cos(angle);
glViewport(0, 0, window->geometry.width, window->geometry.height);
glUniformMatrix4fv(window->gl.rotation_uniform, 1, GL_FALSE,
(GLfloat *) rotation);
glClearColor(0.0, 0.0, 0.0, 0.5);
glClear(GL_COLOR_BUFFER_BIT);
glVertexAttribPointer(window->gl.pos, 2, GL_FLOAT, GL_FALSE, 0, verts);
glVertexAttribPointer(window->gl.col, 3, GL_FLOAT, GL_FALSE, 0, colors);
glEnableVertexAttribArray(window->gl.pos);
glEnableVertexAttribArray(window->gl.col);
glDrawArrays(GL_TRIANGLES, 0, 3);
glDisableVertexAttribArray(window->gl.pos);
glDisableVertexAttribArray(window->gl.col);
if (window->opaque || window->fullscreen) {
region = wl_compositor_create_region(window->display->compositor);
wl_region_add(region, 0, 0,
window->geometry.width,
window->geometry.height);
wl_surface_set_opaque_region(window->surface, region);
wl_region_destroy(region);
} else {
wl_surface_set_opaque_region(window->surface, NULL);
}
window->callback = wl_surface_frame(window->surface);
wl_callback_add_listener(window->callback, &frame_listener, window);
eglSwapBuffers(window->display->egl.dpy, window->egl_surface);
}
static GstWlWindow *
gst_wl_window_new_internal (GstWlDisplay * display)
{
GstWlWindow *window;
GstVideoInfo info;
GstBuffer *buf;
GstMapInfo mapinfo;
struct wl_buffer *wlbuf;
GstWlBuffer *gwlbuf;
struct wl_region *region;
window = g_object_new (GST_TYPE_WL_WINDOW, NULL);
window->display = g_object_ref (display);
window->area_surface = wl_compositor_create_surface (display->compositor);
window->video_surface = wl_compositor_create_surface (display->compositor);
wl_proxy_set_queue ((struct wl_proxy *) window->area_surface, display->queue);
wl_proxy_set_queue ((struct wl_proxy *) window->video_surface,
display->queue);
/* embed video_surface in area_surface */
window->video_subsurface =
wl_subcompositor_get_subsurface (display->subcompositor,
window->video_surface, window->area_surface);
wl_subsurface_set_desync (window->video_subsurface);
window->area_viewport = wl_scaler_get_viewport (display->scaler,
window->area_surface);
window->video_viewport = wl_scaler_get_viewport (display->scaler,
window->video_surface);
/* draw the area_subsurface */
gst_video_info_set_format (&info,
/* we want WL_SHM_FORMAT_XRGB8888 */
#if G_BYTE_ORDER == G_BIG_ENDIAN
GST_VIDEO_FORMAT_xRGB,
#else
GST_VIDEO_FORMAT_BGRx,
#endif
1, 1);
buf = gst_buffer_new_allocate (gst_wl_shm_allocator_get (), info.size, NULL);
gst_buffer_map (buf, &mapinfo, GST_MAP_WRITE);
*((guint32 *) mapinfo.data) = 0; /* paint it black */
gst_buffer_unmap (buf, &mapinfo);
wlbuf =
gst_wl_shm_memory_construct_wl_buffer (gst_buffer_peek_memory (buf, 0),
display, &info);
gwlbuf = gst_buffer_add_wl_buffer (buf, wlbuf, display);
gst_wl_buffer_attach (gwlbuf, window->area_surface);
/* at this point, the GstWlBuffer keeps the buffer
* alive and will free it on wl_buffer::release */
gst_buffer_unref (buf);
/* do not accept input */
region = wl_compositor_create_region (display->compositor);
wl_surface_set_input_region (window->area_surface, region);
wl_region_destroy (region);
region = wl_compositor_create_region (display->compositor);
wl_surface_set_input_region (window->video_surface, region);
wl_region_destroy (region);
return window;
}
int Wayland_CreateWindow(_THIS, SDL_Window *window)
{
SDL_WindowData *data;
SDL_VideoData *c;
struct wl_region *region;
data = calloc(1, sizeof *data);
if (data == NULL)
return SDL_OutOfMemory();
c = _this->driverdata;
window->driverdata = data;
if (!(window->flags & SDL_WINDOW_OPENGL)) {
SDL_GL_LoadLibrary(NULL);
window->flags |= SDL_WINDOW_OPENGL;
}
if (window->x == SDL_WINDOWPOS_UNDEFINED) {
window->x = 0;
}
if (window->y == SDL_WINDOWPOS_UNDEFINED) {
window->y = 0;
}
data->waylandData = c;
data->sdlwindow = window;
data->surface =
wl_compositor_create_surface(c->compositor);
wl_surface_set_user_data(data->surface, data);
data->shell_surface = wl_shell_get_shell_surface(c->shell,
data->surface);
wl_shell_surface_set_class (data->shell_surface, c->classname);
#ifdef SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH
if (c->surface_extension) {
data->extended_surface = qt_surface_extension_get_extended_surface(
c->surface_extension, data->surface);
QtExtendedSurface_Subscribe(data->extended_surface, SDL_HINT_QTWAYLAND_CONTENT_ORIENTATION);
QtExtendedSurface_Subscribe(data->extended_surface, SDL_HINT_QTWAYLAND_WINDOW_FLAGS);
}
#endif /* SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH */
data->egl_window = WAYLAND_wl_egl_window_create(data->surface,
window->w, window->h);
/* Create the GLES window surface */
data->egl_surface = SDL_EGL_CreateSurface(_this, (NativeWindowType) data->egl_window);
if (data->egl_surface == EGL_NO_SURFACE) {
return SDL_SetError("failed to create a window surface");
}
if (data->shell_surface) {
wl_shell_surface_set_user_data(data->shell_surface, data);
wl_shell_surface_add_listener(data->shell_surface,
&shell_surface_listener, data);
}
#ifdef SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH
if (data->extended_surface) {
qt_extended_surface_set_user_data(data->extended_surface, data);
qt_extended_surface_add_listener(data->extended_surface,
&extended_surface_listener, data);
}
#endif /* SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH */
region = wl_compositor_create_region(c->compositor);
wl_region_add(region, 0, 0, window->w, window->h);
wl_surface_set_opaque_region(data->surface, region);
wl_region_destroy(region);
if (c->relative_mouse_mode) {
Wayland_input_lock_pointer(c->input);
}
WAYLAND_wl_display_flush(c->display);
return 0;
}
