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/*
* Copyright 2020 Red Hat, 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 (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.
*/
/*
* In principle this could all go in dri_interface.h, but:
* - I want type safety in here, but I don't want to require vulkan.h from
* dri_interface.h
* - I don't especially want this to be an interface outside of Mesa itself
* - Ideally dri_interface.h wouldn't even be a thing anymore
*
* So instead let's just keep this as a Mesa-internal detail.
*/
#ifndef KOPPER_INTERFACE_H
#define KOPPER_INTERFACE_H
#include <GL/internal/dri_interface.h>
#include <vulkan/vulkan.h>
#ifdef VK_USE_PLATFORM_XCB_KHR
#include <xcb/xcb.h>
#include <vulkan/vulkan_xcb.h>
#endif
#ifdef VK_USE_PLATFORM_WAYLAND_KHR
#include <vulkan/vulkan_wayland.h>
#endif
#ifdef VK_USE_PLATFORM_WIN32_KHR
#include <vulkan/vulkan_win32.h>
#endif
typedef struct __DRIkopperExtensionRec __DRIkopperExtension;
typedef struct __DRIkopperLoaderExtensionRec __DRIkopperLoaderExtension;
/**
* This extension defines the core GL-atop-VK functionality. This is used by the
* zink driver to implement GL (or other APIs) natively atop Vulkan, without
* relying on a particular window system or DRI protocol.
*/
#define __DRI_KOPPER "DRI_Kopper"
#define __DRI_KOPPER_VERSION 1
struct kopper_surface;
struct __DRIkopperExtensionRec {
__DRIextension base;
/* This is called by a kopper-aware loader in preference to the one
* in __DRI_DRISW. The additional fourth argument sets whether the winsys
* drawable is a pixmap. This matters because swapchains correspond to
* on-screen surfaces (eg X11 window) and trying to create a swapchain for
* a pixmap is undefined.
*/
__DRIdrawable *(*createNewDrawable)(__DRIscreen *screen,
const __DRIconfig *config,
void *loaderPrivate,
int pixmap);
int64_t (*swapBuffers)(__DRIdrawable *draw);
void (*setSwapInterval)(__DRIdrawable *drawable, int interval);
int (*queryBufferAge)(__DRIdrawable *drawable);
};
/**
* Kopper loader extension.
*/
struct kopper_loader_info {
union {
VkBaseOutStructure bos;
#ifdef VK_USE_PLATFORM_XCB_KHR
VkXcbSurfaceCreateInfoKHR xcb;
#endif
#ifdef VK_USE_PLATFORM_WAYLAND_KHR
VkWaylandSurfaceCreateInfoKHR wl;
#endif
#ifdef VK_USE_PLATFORM_WIN32_KHR
VkWin32SurfaceCreateInfoKHR win32;
#endif
};
int has_alpha;
int initial_swap_interval;
};
#define __DRI_KOPPER_LOADER "DRI_KopperLoader"
#define __DRI_KOPPER_LOADER_VERSION 0
struct __DRIkopperLoaderExtensionRec {
__DRIextension base;
/* Asks the loader to fill in VkWhateverSurfaceCreateInfo etc. */
void (*SetSurfaceCreateInfo)(void *draw, struct kopper_loader_info *out);
/* Asks the loader to fill in the drawable's width and height */
void (*GetDrawableInfo)(__DRIdrawable *draw, int *w, int *h,
void *closure);
};
#endif /* KOPPER_INTERFACE_H */
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