SDL_render_winrt.cpp
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/*
Simple DirectMedia Layer
Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
*/
#include "../../SDL_internal.h"
#if SDL_VIDEO_RENDER_D3D11 && !SDL_RENDER_DISABLED
#include "SDL_syswm.h"
#include "../../video/winrt/SDL_winrtvideo_cpp.h"
extern "C" {
#include "../SDL_sysrender.h"
}
#include <windows.ui.core.h>
#include <windows.graphics.display.h>
#if WINAPI_FAMILY == WINAPI_FAMILY_APP
#include <windows.ui.xaml.media.dxinterop.h>
#endif
using namespace Windows::UI::Core;
using namespace Windows::Graphics::Display;
#include <DXGI.h>
#include "SDL_render_winrt.h"
extern "C" void *
D3D11_GetCoreWindowFromSDLRenderer(SDL_Renderer * renderer)
{
SDL_Window * sdlWindow = renderer->window;
if ( ! renderer->window ) {
return NULL;
}
SDL_SysWMinfo sdlWindowInfo;
SDL_VERSION(&sdlWindowInfo.version);
if ( ! SDL_GetWindowWMInfo(sdlWindow, &sdlWindowInfo) ) {
return NULL;
}
if (sdlWindowInfo.subsystem != SDL_SYSWM_WINRT) {
return NULL;
}
if (!sdlWindowInfo.info.winrt.window) {
return NULL;
}
ABI::Windows::UI::Core::ICoreWindow *coreWindow = NULL;
if (FAILED(sdlWindowInfo.info.winrt.window->QueryInterface(&coreWindow))) {
return NULL;
}
IUnknown *coreWindowAsIUnknown = NULL;
coreWindow->QueryInterface(&coreWindowAsIUnknown);
coreWindow->Release();
return coreWindowAsIUnknown;
}
extern "C" DXGI_MODE_ROTATION
D3D11_GetCurrentRotation()
{
const DisplayOrientations currentOrientation = WINRT_DISPLAY_PROPERTY(CurrentOrientation);
switch (currentOrientation) {
#if WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP
/* Windows Phone rotations */
case DisplayOrientations::Landscape:
return DXGI_MODE_ROTATION_ROTATE90;
case DisplayOrientations::Portrait:
return DXGI_MODE_ROTATION_IDENTITY;
case DisplayOrientations::LandscapeFlipped:
return DXGI_MODE_ROTATION_ROTATE270;
case DisplayOrientations::PortraitFlipped:
return DXGI_MODE_ROTATION_ROTATE180;
#else
/* Non-Windows-Phone rotations (ex: Windows 8, Windows RT) */
case DisplayOrientations::Landscape:
return DXGI_MODE_ROTATION_IDENTITY;
case DisplayOrientations::Portrait:
return DXGI_MODE_ROTATION_ROTATE270;
case DisplayOrientations::LandscapeFlipped:
return DXGI_MODE_ROTATION_ROTATE180;
case DisplayOrientations::PortraitFlipped:
return DXGI_MODE_ROTATION_ROTATE90;
#endif /* WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP */
}
return DXGI_MODE_ROTATION_IDENTITY;
}
#endif /* SDL_VIDEO_RENDER_D3D11 && !SDL_RENDER_DISABLED */
/* vi: set ts=4 sw=4 expandtab: */
SDL_Renderer
Definition: SDL_sysrender.h:76
SDL_SysWMinfo::version
SDL_version version
Definition: SDL_syswm.h:183
SDL_SysWMinfo::subsystem
SDL_SYSWM_TYPE subsystem
Definition: SDL_syswm.h:184
SDL_Renderer::window
SDL_Window * window
Definition: SDL_sysrender.h:129
SDL_SYSWM_WINRT
Definition: SDL_syswm.h:122
SDL_VERSION
#define SDL_VERSION(x)
Macro to determine SDL version program was compiled against.
Definition: SDL_version.h:79
renderer
SDL_Renderer * renderer
Definition: testautomation_render.c:27
FAILED
#define FAILED(x)
Definition: SDL_directx.h:54
SDL_render_winrt.h
SDL_SysWMinfo
Definition: SDL_syswm.h:181
SDL_GetWindowWMInfo
#define SDL_GetWindowWMInfo
Definition: SDL_dynapi_overrides.h:477
SDL_SysWMinfo::window
Window window
Definition: SDL_syswm.h:204
NULL
#define NULL
Definition: begin_code.h:143
SDL_Window
The type used to identify a window.
Definition: SDL_sysvideo.h:71
Display
SDL_SysWMinfo::info
union SDL_SysWMinfo::@18 info
SDL_syswm.h
Core