73 lines
2.6 KiB
C++
73 lines
2.6 KiB
C++
/* Copyright (c) 2015-2016 The Khronos Group Inc.
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* Copyright (c) 2015-2016 Valve Corporation
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* Copyright (c) 2015-2016 LunarG, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and/or associated documentation files (the "Materials"), to
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* deal in the Materials without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Materials, and to permit persons to whom the Materials
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* are furnished to do so, subject to the following conditions:
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*
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* The above copyright notice(s) and this permission notice shall be included
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* in all copies or substantial portions of the Materials.
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*
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* THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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*
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE MATERIALS OR THE
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* USE OR OTHER DEALINGS IN THE MATERIALS
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*
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* Author: Courtney Goeltzenleuchter <courtney@LunarG.com>
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*
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*/
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#include "string.h"
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#include "vk_layer_extension_utils.h"
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#define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0]))
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/*
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* This file contains utility functions for layers
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*/
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VkResult util_GetExtensionProperties(const uint32_t count, const VkExtensionProperties *layer_extensions, uint32_t *pCount,
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VkExtensionProperties *pProperties) {
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uint32_t copy_size;
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if (pProperties == NULL || layer_extensions == NULL) {
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*pCount = count;
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return VK_SUCCESS;
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}
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copy_size = *pCount < count ? *pCount : count;
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memcpy(pProperties, layer_extensions, copy_size * sizeof(VkExtensionProperties));
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*pCount = copy_size;
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if (copy_size < count) {
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return VK_INCOMPLETE;
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}
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return VK_SUCCESS;
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}
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VkResult util_GetLayerProperties(const uint32_t count, const VkLayerProperties *layer_properties, uint32_t *pCount,
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VkLayerProperties *pProperties) {
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uint32_t copy_size;
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if (pProperties == NULL || layer_properties == NULL) {
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*pCount = count;
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return VK_SUCCESS;
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}
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copy_size = *pCount < count ? *pCount : count;
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memcpy(pProperties, layer_properties, copy_size * sizeof(VkLayerProperties));
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*pCount = copy_size;
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if (copy_size < count) {
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return VK_INCOMPLETE;
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}
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return VK_SUCCESS;
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}
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