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45 lines
1.7 KiB
C++
45 lines
1.7 KiB
C++
// Copyright 2017 The NXT Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef BACKEND_VULKAN_VULKANFUNCTIONS_H_
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#define BACKEND_VULKAN_VULKANFUNCTIONS_H_
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#include "backend/vulkan/vulkan_platform.h"
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class DynamicLib;
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namespace backend {
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namespace vulkan {
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// Stores the Vulkan entry points. Also loads them from the dynamic library
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// and the vkGet*ProcAddress entry points.
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struct VulkanFunctions {
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bool LoadGlobalProcs(const DynamicLib& vulkanLib);
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// Initial proc from which we can get all the others
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PFN_vkGetInstanceProcAddr GetInstanceProcAddr = nullptr;
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// Global procs, can be used without an instance
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PFN_vkCreateInstance CreateInstance = nullptr;
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PFN_vkEnumerateInstanceExtensionProperties EnumerateInstanceExtensionProperties = nullptr;
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PFN_vkEnumerateInstanceLayerProperties EnumerateInstanceLayerProperties = nullptr;
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// DestroyInstance isn't technically a global proc but we want to be able to use it
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// before querying the instance procs in case we need to error out during initialization.
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PFN_vkDestroyInstance DestroyInstance = nullptr;
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};
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}
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}
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#endif // BACKEND_VULKAN_VULKANFUNCTIONS_H_
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