114 lines
4.0 KiB
C
114 lines
4.0 KiB
C
/*
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* Copyright 2020 Red Hat, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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/*
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* In principle this could all go in dri_interface.h, but:
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* - I want type safety in here, but I don't want to require vulkan.h from
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* dri_interface.h
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* - I don't especially want this to be an interface outside of Mesa itself
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* - Ideally dri_interface.h wouldn't even be a thing anymore
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*
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* So instead let's just keep this as a Mesa-internal detail.
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*/
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#ifndef KOPPER_INTERFACE_H
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#define KOPPER_INTERFACE_H
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#include <GL/internal/dri_interface.h>
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#include <vulkan/vulkan.h>
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#ifdef VK_USE_PLATFORM_XCB_KHR
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#include <xcb/xcb.h>
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#include <vulkan/vulkan_xcb.h>
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#endif
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#ifdef VK_USE_PLATFORM_WAYLAND_KHR
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#include <vulkan/vulkan_wayland.h>
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#endif
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#ifdef VK_USE_PLATFORM_WIN32_KHR
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#include <vulkan/vulkan_win32.h>
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#endif
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typedef struct __DRIkopperExtensionRec __DRIkopperExtension;
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typedef struct __DRIkopperLoaderExtensionRec __DRIkopperLoaderExtension;
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/**
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* This extension defines the core GL-atop-VK functionality. This is used by the
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* zink driver to implement GL (or other APIs) natively atop Vulkan, without
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* relying on a particular window system or DRI protocol.
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*/
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#define __DRI_KOPPER "DRI_Kopper"
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#define __DRI_KOPPER_VERSION 1
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struct kopper_surface;
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struct __DRIkopperExtensionRec {
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__DRIextension base;
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/* This is called by a kopper-aware loader in preference to the one
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* in __DRI_DRISW. The additional fourth argument sets whether the winsys
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* drawable is a pixmap. This matters because swapchains correspond to
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* on-screen surfaces (eg X11 window) and trying to create a swapchain for
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* a pixmap is undefined.
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*/
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__DRIdrawable *(*createNewDrawable)(__DRIscreen *screen,
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const __DRIconfig *config,
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void *loaderPrivate,
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int pixmap);
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int64_t (*swapBuffers)(__DRIdrawable *draw);
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void (*setSwapInterval)(__DRIdrawable *drawable, int interval);
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int (*queryBufferAge)(__DRIdrawable *drawable);
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};
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/**
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* Kopper loader extension.
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*/
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struct kopper_loader_info {
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union {
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VkBaseOutStructure bos;
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#ifdef VK_USE_PLATFORM_XCB_KHR
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VkXcbSurfaceCreateInfoKHR xcb;
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#endif
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#ifdef VK_USE_PLATFORM_WAYLAND_KHR
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VkWaylandSurfaceCreateInfoKHR wl;
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#endif
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#ifdef VK_USE_PLATFORM_WIN32_KHR
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VkWin32SurfaceCreateInfoKHR win32;
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#endif
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};
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int has_alpha;
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int initial_swap_interval;
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};
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#define __DRI_KOPPER_LOADER "DRI_KopperLoader"
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#define __DRI_KOPPER_LOADER_VERSION 0
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struct __DRIkopperLoaderExtensionRec {
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__DRIextension base;
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/* Asks the loader to fill in VkWhateverSurfaceCreateInfo etc. */
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void (*SetSurfaceCreateInfo)(void *draw, struct kopper_loader_info *out);
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/* Asks the loader to fill in the drawable's width and height */
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void (*GetDrawableInfo)(__DRIdrawable *draw, int *w, int *h,
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void *closure);
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};
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#endif /* KOPPER_INTERFACE_H */
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