1// Copyright 2018 The SwiftShader Authors. All Rights Reserved.
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7// http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15#ifndef VK_INSTANCE_HPP_
16#define VK_INSTANCE_HPP_
17
18#include "VkObject.hpp"
19
20namespace vk
21{
22
23class Instance
24{
25public:
26 static constexpr VkSystemAllocationScope GetAllocationScope() { return VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE; }
27
28 Instance(const VkInstanceCreateInfo* pCreateInfo, void* mem, VkPhysicalDevice physicalDevice);
29 void destroy(const VkAllocationCallbacks* pAllocator);
30
31 static size_t ComputeRequiredAllocationSize(const VkInstanceCreateInfo*) { return 0; }
32
33 VkResult getPhysicalDevices(uint32_t *pPhysicalDeviceCount, VkPhysicalDevice* pPhysicalDevices) const;
34 VkResult getPhysicalDeviceGroups(uint32_t *pPhysicalDeviceGroupCount,
35 VkPhysicalDeviceGroupProperties* pPhysicalDeviceGroupProperties) const;
36
37private:
38 VkPhysicalDevice physicalDevice = VK_NULL_HANDLE;
39};
40
41using DispatchableInstance = DispatchableObject<Instance, VkInstance>;
42
43static inline Instance* Cast(VkInstance object)
44{
45 return DispatchableInstance::Cast(object);
46}
47
48} // namespace vk
49
50#endif // VK_INSTANCE_HPP_
51