change build system to CMake and use SDL3 for everything
This commit is contained in:
Sven Balzer
@@ -0,0 +1,159 @@
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/*
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Simple DirectMedia Layer
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Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include "SDL_internal.h"
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extern "C" {
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#include "../windows/SDL_windows.h"
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#include "../../events/SDL_events_c.h"
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}
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#include <XGameRuntime.h>
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#include <xsapi-c/services_c.h>
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#include <appnotify.h>
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static XTaskQueueHandle GDK_GlobalTaskQueue;
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PAPPSTATE_REGISTRATION hPLM = {};
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PAPPCONSTRAIN_REGISTRATION hCPLM = {};
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HANDLE plmSuspendComplete = nullptr;
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extern "C"
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bool SDL_GetGDKTaskQueue(XTaskQueueHandle *outTaskQueue)
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{
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// If this is the first call, first create the global task queue.
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if (!GDK_GlobalTaskQueue) {
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HRESULT hr;
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hr = XTaskQueueCreate(XTaskQueueDispatchMode::ThreadPool,
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XTaskQueueDispatchMode::Manual,
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&GDK_GlobalTaskQueue);
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if (FAILED(hr)) {
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return SDL_SetError("[GDK] Could not create global task queue");
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}
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// The initial call gets the non-duplicated handle so they can clean it up
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*outTaskQueue = GDK_GlobalTaskQueue;
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} else {
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// Duplicate the global task queue handle into outTaskQueue
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if (FAILED(XTaskQueueDuplicateHandle(GDK_GlobalTaskQueue, outTaskQueue))) {
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return SDL_SetError("[GDK] Unable to acquire global task queue");
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}
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}
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return true;
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}
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extern "C"
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void GDK_DispatchTaskQueue(void)
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{
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/* If there is no global task queue, don't do anything.
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* This gives the option to opt-out for those who want to handle everything themselves.
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*/
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if (GDK_GlobalTaskQueue) {
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// Dispatch any callbacks which are ready.
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while (XTaskQueueDispatch(GDK_GlobalTaskQueue, XTaskQueuePort::Completion, 0))
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;
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}
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}
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extern "C"
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bool GDK_RegisterChangeNotifications(void)
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{
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// Register suspend/resume handling
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plmSuspendComplete = CreateEventEx(nullptr, nullptr, 0, EVENT_MODIFY_STATE | SYNCHRONIZE);
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if (!plmSuspendComplete) {
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return SDL_SetError("[GDK] Unable to create plmSuspendComplete event");
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}
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auto rascn = [](BOOLEAN quiesced, PVOID context) {
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SDL_LogDebug(SDL_LOG_CATEGORY_APPLICATION, "[GDK] in RegisterAppStateChangeNotification handler");
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if (quiesced) {
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ResetEvent(plmSuspendComplete);
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SDL_SendAppEvent(SDL_EVENT_DID_ENTER_BACKGROUND);
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// To defer suspension, we must wait to exit this callback.
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// IMPORTANT: The app must call SDL_GDKSuspendComplete() to release this lock.
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(void)WaitForSingleObject(plmSuspendComplete, INFINITE);
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SDL_LogDebug(SDL_LOG_CATEGORY_APPLICATION, "[GDK] in RegisterAppStateChangeNotification handler: plmSuspendComplete event signaled.");
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} else {
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SDL_SendAppEvent(SDL_EVENT_WILL_ENTER_FOREGROUND);
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}
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};
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if (RegisterAppStateChangeNotification(rascn, NULL, &hPLM)) {
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return SDL_SetError("[GDK] Unable to call RegisterAppStateChangeNotification");
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}
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// Register constrain/unconstrain handling
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auto raccn = [](BOOLEAN constrained, PVOID context) {
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SDL_LogDebug(SDL_LOG_CATEGORY_APPLICATION, "[GDK] in RegisterAppConstrainedChangeNotification handler");
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SDL_VideoDevice *_this = SDL_GetVideoDevice();
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if (_this) {
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if (constrained) {
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SDL_SetKeyboardFocus(NULL);
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} else {
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SDL_SetKeyboardFocus(_this->windows);
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}
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}
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};
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if (RegisterAppConstrainedChangeNotification(raccn, NULL, &hCPLM)) {
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return SDL_SetError("[GDK] Unable to call RegisterAppConstrainedChangeNotification");
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}
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return true;
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}
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extern "C"
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void GDK_UnregisterChangeNotifications(void)
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{
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// Unregister suspend/resume handling
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UnregisterAppStateChangeNotification(hPLM);
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CloseHandle(plmSuspendComplete);
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// Unregister constrain/unconstrain handling
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UnregisterAppConstrainedChangeNotification(hCPLM);
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}
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extern "C"
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void SDL_GDKSuspendComplete()
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{
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if (plmSuspendComplete) {
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SetEvent(plmSuspendComplete);
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}
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}
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extern "C"
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bool SDL_GetGDKDefaultUser(XUserHandle *outUserHandle)
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{
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XAsyncBlock block = { 0 };
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HRESULT result;
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if (FAILED(result = XUserAddAsync(XUserAddOptions::AddDefaultUserAllowingUI, &block))) {
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return WIN_SetErrorFromHRESULT("XUserAddAsync", result);
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}
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do {
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result = XUserAddResult(&block, outUserHandle);
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} while (result == E_PENDING);
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if (FAILED(result)) {
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return WIN_SetErrorFromHRESULT("XUserAddResult", result);
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}
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return true;
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}
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@@ -0,0 +1,27 @@
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/*
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Simple DirectMedia Layer
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Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
|
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|
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1. The origin of this software must not be misrepresented; you must not
|
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claim that you wrote the original software. If you use this software
|
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in a product, an acknowledgment in the product documentation would be
|
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
|
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include "SDL_internal.h"
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// This is called from WIN_PumpEvents on GDK
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extern void GDK_DispatchTaskQueue(void);
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extern bool GDK_RegisterChangeNotifications(void);
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extern void GDK_UnregisterChangeNotifications(void);
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