#pragma once
#if ENABLE(WEBXR)
#include "ActiveDOMObject.h"
#include "EventTarget.h"
#include "JSDOMPromiseDeferred.h"
#include "Timer.h"
#include "WebXRInputSourceArray.h"
#include "WebXRRenderState.h"
#include "WebXRSpace.h"
#include "XREnvironmentBlendMode.h"
#include "XRInteractionMode.h"
#include "XRReferenceSpaceType.h"
#include "XRSessionMode.h"
#include "XRVisibilityState.h"
#include <wtf/MonotonicTime.h>
#include <wtf/Ref.h>
#include <wtf/RefCounted.h>
#include <wtf/RefPtr.h>
#include <wtf/Vector.h>
namespace WebCore {
class XRFrameRequestCallback;
class WebXRReferenceSpace;
class WebXRSystem;
struct XRRenderStateInit;
class WebXRSession final : public RefCounted<WebXRSession>, public EventTargetWithInlineData, public ActiveDOMObject {
WTF_MAKE_ISO_ALLOCATED(WebXRSession);
public:
using RequestReferenceSpacePromise = DOMPromiseDeferred<IDLInterface<WebXRReferenceSpace>>;
using EndPromise = DOMPromiseDeferred<void>;
static Ref<WebXRSession> create(Document&, WebXRSystem&, XRSessionMode, PlatformXR::Device&);
virtual ~WebXRSession();
using RefCounted<WebXRSession>::ref;
using RefCounted<WebXRSession>::deref;
XREnvironmentBlendMode environmentBlendMode() const;
XRInteractionMode interactionMode() const;
XRVisibilityState visibilityState() const;
const WebXRRenderState& renderState() const;
const WebXRInputSourceArray& inputSources() const;
ExceptionOr<void> updateRenderState(const XRRenderStateInit&);
void requestReferenceSpace(XRReferenceSpaceType, RequestReferenceSpacePromise&&);
unsigned requestAnimationFrame(Ref<XRFrameRequestCallback>&&);
void cancelAnimationFrame(unsigned callbackId);
IntSize nativeWebGLFramebufferResolution() const;
IntSize recommendedWebGLFramebufferResolution() const;
ScriptExecutionContext* scriptExecutionContext() const final { return ActiveDOMObject::scriptExecutionContext(); }
void end(EndPromise&&);
bool ended() const { return m_ended; }
XRSessionMode mode() const { return m_mode; }
private:
WebXRSession(Document&, WebXRSystem&, XRSessionMode, PlatformXR::Device&);
EventTargetInterface eventTargetInterface() const override { return WebXRSessionEventTargetInterfaceType; }
void refEventTarget() override { ref(); }
void derefEventTarget() override { deref(); }
const char* activeDOMObjectName() const override;
void stop() override;
void shutdown();
void animationTimerFired();
void scheduleAnimation();
bool referenceSpaceIsSupported(XRReferenceSpaceType) const;
XREnvironmentBlendMode m_environmentBlendMode;
XRInteractionMode m_interactionMode;
XRVisibilityState m_visibilityState;
Ref<WebXRInputSourceArray> m_inputSources;
bool m_ended { false };
WebXRSystem& m_xrSystem;
XRSessionMode m_mode;
WeakPtr<PlatformXR::Device> m_device;
RefPtr<WebXRRenderState> m_activeRenderState;
RefPtr<WebXRRenderState> m_pendingRenderState;
unsigned m_nextCallbackId { 1 };
Vector<Ref<XRFrameRequestCallback>> m_callbacks;
Vector<Ref<XRFrameRequestCallback>> m_runningCallbacks;
Timer m_animationTimer;
MonotonicTime m_lastAnimationFrameTimestamp;
};
}
#endif // ENABLE(WEBXR)