static struct log_context *create_or_fetch_log_context(void *context)
{
pthread_mutex_lock(&log_contexts_mutex);
for (size_t i = 0; i < active_log_contexts.num; i++) {
if (context == active_log_contexts.array[i]->context) {
pthread_mutex_unlock(&log_contexts_mutex);
return active_log_contexts.array[i];
}
}
struct log_context *new_log_context = NULL;
size_t cnt = cached_log_contexts.num;
if (!!cnt) {
new_log_context = cached_log_contexts.array[cnt - 1];
da_pop_back(cached_log_contexts);
}
if (!new_log_context)
new_log_context = bzalloc(sizeof(struct log_context));
new_log_context->context = context;
new_log_context->str[0] = '\0';
new_log_context->print_prefix = 1;
da_push_back(active_log_contexts, &new_log_context);
pthread_mutex_unlock(&log_contexts_mutex);
return new_log_context;
}
void device_projection_pop(device_t device)
{
struct matrix4 *end;
if (!device->proj_stack.num)
return;
end = da_end(device->proj_stack);
device->cur_proj = *end;
da_pop_back(device->proj_stack);
}
void gs_viewport_pop(void)
{
struct gs_rect *rect;
if (!thread_graphics->viewport_stack.num)
return;
rect = da_end(thread_graphics->viewport_stack);
gs_setviewport(rect->x, rect->y, rect->cx, rect->cy);
da_pop_back(thread_graphics->viewport_stack);
}
