static GHashTable *
build_task_groups (UfoBaseScheduler *scheduler, UfoTaskGraph *graph, UfoResources *resources, GList *nodes)
{
GHashTable *tasks_to_groups;
GList *it;
tasks_to_groups = g_hash_table_new (g_direct_hash, g_direct_equal);
/* Create a group with a single member for each node */
g_list_for (nodes, it) {
TaskGroup *group;
UfoNode *task;
UfoNode *node;
task = UFO_NODE (it->data);
group = g_new0 (TaskGroup, 1);
group->context = ufo_resources_get_context (resources);
group->parents = NULL;
group->tasks = g_list_append (NULL, it->data);
group->queue = ufo_two_way_queue_new (NULL);
group->is_leaf = ufo_graph_get_num_successors (UFO_GRAPH (graph), task) == 0;
if (ufo_task_get_mode (UFO_TASK (task)) & UFO_TASK_MODE_SHARE_DATA) {
group->mode = TASK_GROUP_SHARED;
}
else {
group->mode = TASK_GROUP_ROUND_ROBIN;
}
node = ufo_node_new (group);
g_hash_table_insert (tasks_to_groups, it->data, node);
}
gboolean
ufo_task_uses_cpu (UfoTask *task)
{
return ufo_task_get_mode (task) & UFO_TASK_MODE_CPU;
}