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//
// File: vk_icd.h
//
/*
* Copyright (c) 2015-2016 The Khronos Group Inc.
* Copyright (c) 2015-2016 Valve Corporation
* Copyright (c) 2015-2016 LunarG, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#ifndef VKICD_H
#define VKICD_H
#include "vulkan.h"
/*
* Loader-ICD version negotiation API
*/
#define CURRENT_LOADER_ICD_INTERFACE_VERSION 3
#define MIN_SUPPORTED_LOADER_ICD_INTERFACE_VERSION 0
typedef VkResult (VKAPI_PTR *PFN_vkNegotiateLoaderICDInterfaceVersion)(uint32_t *pVersion);
/*
* The ICD must reserve space for a pointer for the loader's dispatch
* table, at the start of <each object>.
* The ICD must initialize this variable using the SET_LOADER_MAGIC_VALUE macro.
*/
#define ICD_LOADER_MAGIC 0x01CDC0DE
typedef union {
uintptr_t loaderMagic;
void *loaderData;
} VK_LOADER_DATA;
static inline void set_loader_magic_value(void *pNewObject) {
VK_LOADER_DATA *loader_info = (VK_LOADER_DATA *)pNewObject;
loader_info->loaderMagic = ICD_LOADER_MAGIC;
}
static inline bool valid_loader_magic_value(void *pNewObject) {
const VK_LOADER_DATA *loader_info = (VK_LOADER_DATA *)pNewObject;
return (loader_info->loaderMagic & 0xffffffff) == ICD_LOADER_MAGIC;
}
/*
* Windows and Linux ICDs will treat VkSurfaceKHR as a pointer to a struct that
* contains the platform-specific connection and surface information.
*/
typedef enum {
VK_ICD_WSI_PLATFORM_MIR,
VK_ICD_WSI_PLATFORM_WAYLAND,
VK_ICD_WSI_PLATFORM_WIN32,
VK_ICD_WSI_PLATFORM_XCB,
VK_ICD_WSI_PLATFORM_XLIB,
VK_ICD_WSI_PLATFORM_DISPLAY
} VkIcdWsiPlatform;
typedef struct {
VkIcdWsiPlatform platform;
} VkIcdSurfaceBase;
#ifdef VK_USE_PLATFORM_MIR_KHR
typedef struct {
VkIcdSurfaceBase base;
MirConnection *connection;
MirSurface *mirSurface;
} VkIcdSurfaceMir;
#endif // VK_USE_PLATFORM_MIR_KHR
#ifdef VK_USE_PLATFORM_WAYLAND_KHR
typedef struct {
VkIcdSurfaceBase base;
struct wl_display *display;
struct wl_surface *surface;
} VkIcdSurfaceWayland;
#endif // VK_USE_PLATFORM_WAYLAND_KHR
#ifdef VK_USE_PLATFORM_WIN32_KHR
typedef struct {
VkIcdSurfaceBase base;
HINSTANCE hinstance;
HWND hwnd;
} VkIcdSurfaceWin32;
#endif // VK_USE_PLATFORM_WIN32_KHR
#ifdef VK_USE_PLATFORM_XCB_KHR
typedef struct {
VkIcdSurfaceBase base;
xcb_connection_t *connection;
xcb_window_t window;
} VkIcdSurfaceXcb;
#endif // VK_USE_PLATFORM_XCB_KHR
#ifdef VK_USE_PLATFORM_XLIB_KHR
typedef struct {
VkIcdSurfaceBase base;
Display *dpy;
Window window;
} VkIcdSurfaceXlib;
#endif // VK_USE_PLATFORM_XLIB_KHR
typedef struct {
VkIcdSurfaceBase base;
VkDisplayModeKHR displayMode;
uint32_t planeIndex;
uint32_t planeStackIndex;
VkSurfaceTransformFlagBitsKHR transform;
float globalAlpha;
VkDisplayPlaneAlphaFlagBitsKHR alphaMode;
VkExtent2D imageExtent;
} VkIcdSurfaceDisplay;
#endif // VKICD_H
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