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IABSD.fr/xenocara/lib/mesa/src/vulkan/runtime/vk_object.h
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/* * Copyright © 2020 Intel Corporation * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS * IN THE SOFTWARE. */ #ifndef VK_OBJECT_H #define VK_OBJECT_H #include <vulkan/vulkan_core.h> #include <vulkan/vk_icd.h> #include "c11/threads.h" #include "util/detect_os.h" #include "util/macros.h" #include "util/sparse_array.h" #ifdef __cplusplus extern "C" { #endif struct hash_table; struct vk_device; /** Base struct for all Vulkan objects */ struct vk_object_base { VK_LOADER_DATA _loader_data; /** Type of this object * * This is used for runtime type checking when casting to and from Vulkan * handle types since compile-time type checking doesn't always work. */ VkObjectType type; /* True if this object is fully constructed and visible to the client */ bool client_visible; /** Pointer to the device in which this object exists, if any * * This is NULL for instances and physical devices but should point to a * valid vk_device for almost everything else. (There are a few WSI * objects that don't inherit from a device.) */ struct vk_device *device; /** Pointer to the instance in which this object exists * * This is NULL for device level objects as it's main purpose is to make * the instance allocator reachable for freeing data owned by instance * level objects. */ struct vk_instance *instance; /* For VK_EXT_private_data */ struct util_sparse_array private_data; /* VK_EXT_debug_utils */ char *object_name; }; /** Initialize a vk_base_object * * :param device: |in| The vk_device this object was created from or NULL * :param base: |out| The vk_object_base to initialize * :param obj_type: |in| The VkObjectType of the object being initialized */ void vk_object_base_init(struct vk_device *device, struct vk_object_base *base, VkObjectType obj_type); /** Initialize a vk_base_object for an instance level object * * :param instance: |in| The vk_instance this object was created from * :param base: |out| The vk_object_base to initialize * :param obj_type: |in| The VkObjectType of the object being initialized */ void vk_object_base_instance_init(struct vk_instance *instance, struct vk_object_base *base, VkObjectType obj_type); /** Tear down a vk_object_base * * :param base: |out| The vk_object_base being torn down */ void vk_object_base_finish(struct vk_object_base *base); /** Recycles a vk_object_base * * This should be called when an object is recycled and handed back to the * client as if it were a new object. When it's called is not important as * long as it's called between when the client thinks the object was destroyed * and when the client sees it again as a supposedly new object. * * :param base: |inout| The vk_object_base being recycled */ void vk_object_base_recycle(struct vk_object_base *base); static inline void vk_object_base_assert_valid(ASSERTED struct vk_object_base *base, ASSERTED VkObjectType obj_type) { assert(base == NULL || base->type == obj_type); } static inline struct vk_object_base * vk_object_base_from_u64_handle(uint64_t handle, VkObjectType obj_type) { struct vk_object_base *base = (struct vk_object_base *)(uintptr_t)handle; vk_object_base_assert_valid(base, obj_type); return base; } /** Define handle cast macros for the given dispatchable handle type * * For a given `driver_struct`, this defines `driver_struct_to_handle()` and * `driver_struct_from_handle()` helpers which provide type-safe (as much as * possible with Vulkan handle types) casts to and from the `driver_struct` * type. As an added layer of protection, these casts use the provided * `VkObjectType` to assert that the object is of the correct type when * running with a debug build. * * :param __driver_type: The name of the driver struct; it is assumed this is * the name of a struct type and ``struct`` will be * prepended automatically * * :param __base: The name of the vk_base_object member * * :param __VkType: The Vulkan object type such as VkImage * * :param __VK_TYPE: The VkObjectType corresponding to __VkType, such as * VK_OBJECT_TYPE_IMAGE */ #define VK_DEFINE_HANDLE_CASTS(__driver_type, __base, __VkType, __VK_TYPE) \ static inline struct __driver_type * \ __driver_type ## _from_handle(__VkType _handle) \ { \ struct vk_object_base *base = (struct vk_object_base *)_handle; \ vk_object_base_assert_valid(base, __VK_TYPE); \ STATIC_ASSERT(offsetof(struct __driver_type, __base) == 0); \ return (struct __driver_type *) base; \ } \ \ static inline __VkType \ __driver_type ## _to_handle(struct __driver_type *_obj) \ { \ if (_obj != NULL) { \ vk_object_base_assert_valid(&_obj->__base, __VK_TYPE); \ _obj->__base.client_visible = true; \ } \ return (__VkType) _obj; \ } /** Define handle cast macros for the given non-dispatchable handle type * * For a given `driver_struct`, this defines `driver_struct_to_handle()` and * `driver_struct_from_handle()` helpers which provide type-safe (as much as * possible with Vulkan handle types) casts to and from the `driver_struct` * type. As an added layer of protection, these casts use the provided * `VkObjectType` to assert that the object is of the correct type when * running with a debug build. * * :param __driver_type: The name of the driver struct; it is assumed this is * the name of a struct type and ``struct`` will be * prepended automatically * * :param __base: The name of the vk_base_object member * * :param __VkType: The Vulkan object type such as VkImage * * :param __VK_TYPE: The VkObjectType corresponding to __VkType, such as * VK_OBJECT_TYPE_IMAGE */ #define VK_DEFINE_NONDISP_HANDLE_CASTS(__driver_type, __base, __VkType, __VK_TYPE) \ UNUSED static inline struct __driver_type * \ __driver_type ## _from_handle(__VkType _handle) \ { \ struct vk_object_base *base = \ (struct vk_object_base *)(uintptr_t)_handle; \ vk_object_base_assert_valid(base, __VK_TYPE); \ STATIC_ASSERT(offsetof(struct __driver_type, __base) == 0); \ return (struct __driver_type *)base; \ } \ \ UNUSED static inline __VkType \ __driver_type ## _to_handle(struct __driver_type *_obj) \ { \ if (_obj != NULL) { \ vk_object_base_assert_valid(&_obj->__base, __VK_TYPE); \ _obj->__base.client_visible = true; \ } \ return (__VkType)(uintptr_t) _obj; \ } /** Declares a __driver_type pointer which represents __handle * * :param __driver_type: The name of the driver struct; it is assumed this is * the name of a struct type and ``struct`` will be * prepended automatically * * :param __name: The name of the declared pointer * * :param __handle: The Vulkan object handle with which to initialize * `__name` */ #define VK_FROM_HANDLE(__driver_type, __name, __handle) \ struct __driver_type *__name = __driver_type ## _from_handle(__handle) /* Helpers for vk object (de)allocation and (de)initialization */ void * vk_object_alloc(struct vk_device *device, const VkAllocationCallbacks *alloc, size_t size, VkObjectType vk_obj_type); void * vk_object_zalloc(struct vk_device *device, const VkAllocationCallbacks *alloc, size_t size, VkObjectType vk_obj_type); struct vk_multialloc; void * vk_object_multialloc(struct vk_device *device, struct vk_multialloc *ma, const VkAllocationCallbacks *alloc, VkObjectType vk_obj_type); void * vk_object_multizalloc(struct vk_device *device, struct vk_multialloc *ma, const VkAllocationCallbacks *alloc, VkObjectType vk_obj_type); void vk_object_free(struct vk_device *device, const VkAllocationCallbacks *alloc, void *data); struct vk_private_data_slot { struct vk_object_base base; uint32_t index; }; VK_DEFINE_NONDISP_HANDLE_CASTS(vk_private_data_slot, base, VkPrivateDataSlot, VK_OBJECT_TYPE_PRIVATE_DATA_SLOT); VkResult vk_private_data_slot_create(struct vk_device *device, const VkPrivateDataSlotCreateInfo* pCreateInfo, const VkAllocationCallbacks* pAllocator, VkPrivateDataSlot* pPrivateDataSlot); void vk_private_data_slot_destroy(struct vk_device *device, VkPrivateDataSlot privateDataSlot, const VkAllocationCallbacks *pAllocator); VkResult vk_object_base_set_private_data(struct vk_device *device, VkObjectType objectType, uint64_t objectHandle, VkPrivateDataSlot privateDataSlot, uint64_t data); void vk_object_base_get_private_data(struct vk_device *device, VkObjectType objectType, uint64_t objectHandle, VkPrivateDataSlot privateDataSlot, uint64_t *pData); const char * vk_object_base_name(struct vk_object_base *obj); #ifdef __cplusplus } #endif #endif /* VK_OBJECT_H */