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/*
* Vulkan
*
* Copyright (C) 2014 LunarG, Inc.
*
* 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 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.
*
* Authors:
* Chia-I Wu <olv@lunarg.com>
*/
#ifndef LOADER_H
#define LOADER_H
#include <vulkan.h>
#include <vkDbg.h>
#include <vk_wsi_lunarg.h>
#include <vkLayer.h>
#include <vkIcd.h>
#include <assert.h>
#if defined(__GNUC__) && __GNUC__ >= 4
# define LOADER_EXPORT __attribute__((visibility("default")))
#elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)
# define LOADER_EXPORT __attribute__((visibility("default")))
#else
# define LOADER_EXPORT
#endif
static inline void loader_set_dispatch(VkObject obj, const void *data)
{
*((const void **) obj) = data;
}
static inline VkLayerDispatchTable *loader_get_dispatch(const VkObject obj)
{
return *((VkLayerDispatchTable **) obj);
}
static inline void loader_init_dispatch(VkObject obj, const void *data)
{
#ifdef DEBUG
assert(valid_loader_magic_value(obj) &&
"Incompatible ICD, first dword must be initialized to ICD_LOADER_MAGIC. See loader/README.md for details.");
#endif
loader_set_dispatch(obj, data);
}
struct loader_instance {
uint32_t total_gpu_count;
struct loader_icd *icds;
struct loader_instance *next;
uint32_t extension_count;
char **extension_names;
};
extern uint32_t loader_activate_layers(struct loader_icd *icd, uint32_t gpu_index, uint32_t ext_count, const char *const* ext_names);
#define MAX_LAYER_LIBRARIES 64
#define MAX_GPUS_FOR_LAYER 16
#endif /* LOADER_H */
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