void do_tasks(TaskManager* task_manager) {
TaskId done = task_manager->begin_add_empty();
TaskId animation = task_manager->add(animation_task());
TaskId gui = task_manager->add(gui_task());
TaskId sound = task_manager->add(sound_update_task());
task_manager->add_child(done, sound);
/*gui_scene*/ {
TaskId gui_scene = task_manager->begin_add_empty();
/*scene_graph*/ {
TaskId scene_graph = task_manager->add(scene_graph_task(), animation);
task_manager->add_child(gui_scene, scene_graph);
} /*scene_graph*/
task_manager->add_child(gui_scene, gui);
task_manager->finish_add(gui_scene);
/*render*/ {
TaskId render = task_manager->add(render_task(), gui_scene);
task_manager->add_child(done, render);
} /*render*/
} /*gui_scene*/
task_manager->finish_add(done);
task_manager->wait(done);
}
void draw_all(int mouse){
unsigned char *buffer = (unsigned char *)0x1000000;
for(int i = 0; i != SCREEN_HEIGHT * SCREEN_WIDTH; ++i){
buffer[i] = CYAN;
}
render_task(buffer, head_task);
render_symbol(buffer + mouse - (SYMBOL_HEIGHT / 2 * SCREEN_WIDTH + SYMBOL_WIDTH / 2), 'X', BLACK);
for(int i = 0; i != SCREEN_HEIGHT * SCREEN_WIDTH; ++i){
/* Now we write to real video memory */
*(*(unsigned char *const *)(0x11028) + i) = buffer[i];
}
}
/* Renders window `task' and all next windows recursively */
void render_task(unsigned char *buffer, struct task_t *task){
if(task != 0){
/* We render front task last */
render_task(buffer, task->next);
render_rectangle(buffer + task->begin, 0, 0, task->size / SCREEN_WIDTH + 1, task->size % SCREEN_WIDTH, BLACK);
render_rectangle(buffer + task->begin, 1, 1, task->size / SCREEN_WIDTH - 1, task->size % SCREEN_WIDTH - 2, LIGHT_GRAY);
render_rectangle(buffer + task->begin, 2, 2, task->size / SCREEN_WIDTH - 2, task->size % SCREEN_WIDTH - 3, DARK_GRAY);
render_rectangle(buffer + task->begin, 2, 2, task->size / SCREEN_WIDTH - 3, task->size % SCREEN_WIDTH - 4, GRAY);
render_rectangle(buffer + task->begin, 4, 4, TITLE_HEIGHT, task->size % SCREEN_WIDTH - 8, BLUE);
for(int i = 0; task->cmdline[i] != 0; ++i){
render_symbol(buffer + task->begin + 5 * SCREEN_WIDTH + 6 + i * SYMBOL_WIDTH, task->cmdline[i], WHITE);
}
/* Render window content */
(*task->handler)(task, msg_render, (int)buffer);
}
}
void Engine::run_one_frame() {
TaskId update = task_manager.add(update_task(), INVALID_ID, pthread_self());
TaskId render = task_manager.add(render_task(), update, pthread_self());
task_manager.wait(update);
}
