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By doing so, we ensure that resizes of windows will work on Vulkan renderer, by first calling gdk_win32_surface_handle_queued_move_resize() before we proceed as usual
101 lines
3.2 KiB
C
101 lines
3.2 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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GdkSurface *window = gdk_draw_context_get_surface (GDK_DRAW_CONTEXT (context));
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GdkDisplay *display = gdk_draw_context_get_display (GDK_DRAW_CONTEXT (context));
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GdkWin32Surface *win32_surface = GDK_WIN32_SURFACE (window);
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VkWin32SurfaceCreateInfoKHR info;
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VkResult result;
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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_SURFACE_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 further 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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result = 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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if (result == VK_SUCCESS)
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win32_surface->suppress_layered ++;
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if (win32_surface->suppress_layered == 1)
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_gdk_win32_surface_update_style_bits (window);
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return result;
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}
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static void
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gdk_win32_vulkan_context_begin_frame (GdkDrawContext *draw_context,
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cairo_region_t *update_area)
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{
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gdk_win32_surface_handle_queued_move_resize (draw_context);
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GDK_DRAW_CONTEXT_CLASS (gdk_win32_vulkan_context_parent_class)->begin_frame (draw_context, update_area);
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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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GdkDrawContextClass *draw_context_class = GDK_DRAW_CONTEXT_CLASS (klass);
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context_class->create_surface = gdk_win32_vulkan_context_create_surface;
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draw_context_class->begin_frame = gdk_win32_vulkan_context_begin_frame;
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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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