cscg22-gearboy

CSCG 2022 Challenge 'Gearboy'
git clone https://git.sinitax.com/sinitax/cscg22-gearboy
Log | Files | Refs | sfeed.txt

SDL_render_winrt.cpp (3519B)

      1/*
      2  Simple DirectMedia Layer
      3  Copyright (C) 1997-2014 Sam Lantinga <slouken@libsdl.org>
      4
      5  This software is provided 'as-is', without any express or implied
      6  warranty.  In no event will the authors be held liable for any damages
      7  arising from the use of this software.
      8
      9  Permission is granted to anyone to use this software for any purpose,
     10  including commercial applications, and to alter it and redistribute it
     11  freely, subject to the following restrictions:
     12
     13  1. The origin of this software must not be misrepresented; you must not
     14     claim that you wrote the original software. If you use this software
     15     in a product, an acknowledgment in the product documentation would be
     16     appreciated but is not required.
     17  2. Altered source versions must be plainly marked as such, and must not be
     18     misrepresented as being the original software.
     19  3. This notice may not be removed or altered from any source distribution.
     20*/
     21#include "../../SDL_internal.h"
     22
     23#if SDL_VIDEO_RENDER_D3D11 && !SDL_RENDER_DISABLED
     24
     25#include "SDL_syswm.h"
     26#include "../../video/winrt/SDL_winrtvideo_cpp.h"
     27extern "C" {
     28#include "../SDL_sysrender.h"
     29}
     30
     31#include <windows.ui.core.h>
     32#include <windows.graphics.display.h>
     33
     34#if WINAPI_FAMILY == WINAPI_FAMILY_APP
     35#include <windows.ui.xaml.media.dxinterop.h>
     36#endif
     37
     38using namespace Windows::UI::Core;
     39using namespace Windows::Graphics::Display;
     40
     41#include <DXGI.h>
     42
     43#include "SDL_render_winrt.h"
     44
     45
     46extern "C" void *
     47D3D11_GetCoreWindowFromSDLRenderer(SDL_Renderer * renderer)
     48{
     49    SDL_Window * sdlWindow = renderer->window;
     50    if ( ! renderer->window ) {
     51        return NULL;
     52    }
     53
     54    SDL_SysWMinfo sdlWindowInfo;
     55    SDL_VERSION(&sdlWindowInfo.version);
     56    if ( ! SDL_GetWindowWMInfo(sdlWindow, &sdlWindowInfo) ) {
     57        return NULL;
     58    }
     59
     60    if (sdlWindowInfo.subsystem != SDL_SYSWM_WINRT) {
     61        return NULL;
     62    }
     63
     64    if (!sdlWindowInfo.info.winrt.window) {
     65        return NULL;
     66    }
     67
     68    ABI::Windows::UI::Core::ICoreWindow *coreWindow = NULL;
     69    if (FAILED(sdlWindowInfo.info.winrt.window->QueryInterface(&coreWindow))) {
     70        return NULL;
     71    }
     72
     73    IUnknown *coreWindowAsIUnknown = NULL;
     74    coreWindow->QueryInterface(&coreWindowAsIUnknown);
     75    coreWindow->Release();
     76
     77    return coreWindowAsIUnknown;
     78}
     79
     80extern "C" DXGI_MODE_ROTATION
     81D3D11_GetCurrentRotation()
     82{
     83    const DisplayOrientations currentOrientation = WINRT_DISPLAY_PROPERTY(CurrentOrientation);
     84
     85    switch (currentOrientation) {
     86
     87#if WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP
     88    /* Windows Phone rotations */
     89    case DisplayOrientations::Landscape:
     90        return DXGI_MODE_ROTATION_ROTATE90;
     91    case DisplayOrientations::Portrait:
     92        return DXGI_MODE_ROTATION_IDENTITY;
     93    case DisplayOrientations::LandscapeFlipped:
     94        return DXGI_MODE_ROTATION_ROTATE270;
     95    case DisplayOrientations::PortraitFlipped:
     96        return DXGI_MODE_ROTATION_ROTATE180;
     97#else
     98    /* Non-Windows-Phone rotations (ex: Windows 8, Windows RT) */
     99    case DisplayOrientations::Landscape:
    100        return DXGI_MODE_ROTATION_IDENTITY;
    101    case DisplayOrientations::Portrait:
    102        return DXGI_MODE_ROTATION_ROTATE270;
    103    case DisplayOrientations::LandscapeFlipped:
    104        return DXGI_MODE_ROTATION_ROTATE180;
    105    case DisplayOrientations::PortraitFlipped:
    106        return DXGI_MODE_ROTATION_ROTATE90;
    107#endif /* WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP */
    108    }
    109
    110    return DXGI_MODE_ROTATION_IDENTITY;
    111}
    112
    113
    114#endif /* SDL_VIDEO_RENDER_D3D11 && !SDL_RENDER_DISABLED */
    115
    116/* vi: set ts=4 sw=4 expandtab: */