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/*
* Copyright (C) 2024 Apple, Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "XRWebGLBinding.h"
#if ENABLE(WEBXR_LAYERS)
#include "ExceptionOr.h"
#include "WebGL2RenderingContext.h"
#include "WebGLRenderingContext.h"
#include "WebGLRenderingContextBase.h"
#include "WebXRSession.h"
#include <wtf/TZoneMallocInlines.h>
namespace WebCore {
WTF_MAKE_TZONE_OR_ISO_ALLOCATED_IMPL(XRWebGLBinding);
ExceptionOr<Ref<XRWebGLBinding>> XRWebGLBinding::create(Ref<WebXRSession>&& session, WebXRWebGLRenderingContext&& context)
{
if (session->ended())
return Exception { ExceptionCode::InvalidStateError, "Cannot create an XRWebGLBinding with an XRSession that has ended."_s };
return WTF::switchOn(context,
[&](const RefPtr<WebGLRenderingContextBase>& baseContext) -> ExceptionOr<Ref<XRWebGLBinding>> {
if (!baseContext || baseContext->isContextLost())
return Exception { ExceptionCode::InvalidStateError, "Cannot create an XRWebGLBinding with a lost WebGL context."_s };
if (!isImmersive(session->mode()))
return Exception { ExceptionCode::InvalidStateError, "Cannot create an XRWebGLBinding for non immersive sessions."_s };
if (!baseContext->isXRCompatible())
return Exception { ExceptionCode::InvalidStateError, "Cannot create an XRWebGLBinding with a non XR compatible WebGL context."_s };
return adoptRef(*new XRWebGLBinding(WTFMove(session), WTFMove(context)));
},
[](std::monostate) {
ASSERT_NOT_REACHED();
return Exception { ExceptionCode::InvalidStateError };
}
);
}
XRWebGLBinding::XRWebGLBinding(Ref<WebXRSession>&& session, WebXRWebGLRenderingContext&& context)
: m_session(WTFMove(session))
, m_context(WTFMove(context))
{
}
} // namespace WebCore
#endif // ENABLE(WEBXR_LAYERS)
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