forked from AuroraMiddleware/gtk
c4244ea104
This adds support to the GDK Win32 backend so that we can support Vulkan context creation for use in the GSK Vulkan renderer, so that we can test it on Windows platforms as well. https://bugzilla.gnome.org/show_bug.cgi?id=776544
80 lines
2.4 KiB
C
80 lines
2.4 KiB
C
/* GDK - The GIMP Drawing Kit
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*
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* gdkvulkancontext-win32.c: Win32 specific Vulkan wrappers
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*
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* Copyright © 2016 Benjamin Otte
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* Copyright © 2016 Chun-wei Fan
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include "gdkconfig.h"
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#ifdef GDK_RENDERING_VULKAN
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#include "gdkvulkancontext-win32.h"
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#include "gdkprivate-win32.h"
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#include "gdkwin32misc.h"
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extern HINSTANCE _gdk_dll_hinstance;
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G_DEFINE_TYPE (GdkWin32VulkanContext, gdk_win32_vulkan_context, GDK_TYPE_VULKAN_CONTEXT)
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static VkResult
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gdk_win32_vulkan_context_create_surface (GdkVulkanContext *context,
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VkSurfaceKHR *surface)
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{
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GdkWindow *window = gdk_draw_context_get_window (GDK_DRAW_CONTEXT (context));
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GdkDisplay *display = gdk_draw_context_get_display (GDK_DRAW_CONTEXT (context));
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VkWin32SurfaceCreateInfoKHR info;
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info.sType = VK_STRUCTURE_TYPE_WIN32_SURFACE_CREATE_INFO_KHR;
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info.pNext = NULL;
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info.flags = 0;
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info.hinstance = _gdk_dll_hinstance;
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info.hwnd = GDK_WINDOW_HWND (window);
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/* This is necessary so that Vulkan sees the Window.
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* Usually, vkCreateWin32SurfaceKHR() will not cause a problem to happen as
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* it just creates resources, but futher calls with the resulting surface
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* do cause issues.
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*/
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gdk_display_sync (display);
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return GDK_VK_CHECK (vkCreateWin32SurfaceKHR,
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gdk_vulkan_context_get_instance (context),
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&info,
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NULL,
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surface);
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}
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static void
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gdk_win32_vulkan_context_class_init (GdkWin32VulkanContextClass *klass)
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{
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GdkVulkanContextClass *context_class = GDK_VULKAN_CONTEXT_CLASS (klass);
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context_class->create_surface = gdk_win32_vulkan_context_create_surface;
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}
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static void
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gdk_win32_vulkan_context_init (GdkWin32VulkanContext *self)
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{
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}
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#endif /* GDK_RENDERING_VULKAN */
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