layers/utils/dispatch_utils.cpp

/* Copyright (c) 2015-2016, 2020-2026 The Khronos Group Inc.
 * Copyright (c) 2015-2016, 2020-2026 Valve Corporation
 * Copyright (c) 2015-2016, 2020-2026 LunarG, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include <cassert>
#include "dispatch_utils.h"

VkLayerInstanceCreateInfo* GetChainInfo(const VkInstanceCreateInfo* pCreateInfo, VkLayerFunction func) {
    VkLayerInstanceCreateInfo* chain_info = (VkLayerInstanceCreateInfo*)pCreateInfo->pNext;
    while (chain_info && !(chain_info->sType == VK_STRUCTURE_TYPE_LOADER_INSTANCE_CREATE_INFO && chain_info->function == func)) {
        chain_info = (VkLayerInstanceCreateInfo*)chain_info->pNext;
    }
    assert(chain_info != NULL);
    return chain_info;
}

VkLayerDeviceCreateInfo* GetChainInfo(const VkDeviceCreateInfo* pCreateInfo, VkLayerFunction func) {
    VkLayerDeviceCreateInfo* chain_info = (VkLayerDeviceCreateInfo*)pCreateInfo->pNext;
    while (chain_info && !(chain_info->sType == VK_STRUCTURE_TYPE_LOADER_DEVICE_CREATE_INFO && chain_info->function == func)) {
        chain_info = (VkLayerDeviceCreateInfo*)chain_info->pNext;
    }
    assert(chain_info != NULL);
    return chain_info;
}