Function demo_prepare_submission_sync_objects

cube/cube.c:2440–2460

}

static void demo_prepare_submission_sync_objects(struct demo *demo) {
    VkSemaphoreCreateInfo semaphoreCreateInfo = {
        .sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO,
        .pNext = NULL,
        .flags = 0,
    };
    // Create fences that we can use to throttle if we get too far
    // ahead of the image presents
    VkFenceCreateInfo fence_ci = {
        .sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO, .pNext = NULL, .flags = VK_FENCE_CREATE_SIGNALED_BIT};
    VkResult U_ASSERT_ONLY err;
    for (uint32_t i = 0; i < FRAME_LAG; i++) {
        err = vkCreateFence(demo->device, &fence_ci, NULL, &demo->submission_resources[i].fence);
        assert(!err);

        err = vkCreateSemaphore(demo->device, &semaphoreCreateInfo, NULL, &demo->submission_resources[i].image_acquired_semaphore);
        assert(!err);
        demo_name_object(demo, VK_OBJECT_TYPE_SEMAPHORE, (uint64_t)demo->submission_resources[i].image_acquired_semaphore,
                         "AcquireSem(%u)", i);
    }
}

static void demo_prepare(struct demo *demo) {
    VkResult U_ASSERT_ONLY err;