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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/modules/xr/xr_hit_test_source.h"
#include "device/vr/public/mojom/vr_service.mojom-blink.h"
#include "third_party/blink/renderer/modules/xr/xr_hit_test_result.h"
#include "third_party/blink/renderer/modules/xr/xr_session.h"
#include "third_party/blink/renderer/platform/bindings/exception_state.h"
namespace blink {
XRHitTestSource::XRHitTestSource(uint64_t id, XRSession* xr_session)
: id_(id), xr_session_(xr_session) {}
uint64_t XRHitTestSource::id() const {
return id_;
}
void XRHitTestSource::cancel(ExceptionState& exception_state) {
DVLOG(2) << __func__;
if (!xr_session_->RemoveHitTestSource(this)) {
exception_state.ThrowDOMException(DOMExceptionCode::kInvalidStateError,
XRSession::kCannotCancelHitTestSource);
}
}
HeapVector<Member<XRHitTestResult>> XRHitTestSource::Results() {
HeapVector<Member<XRHitTestResult>> results;
for (const auto& result : last_frame_results_) {
results.emplace_back(
MakeGarbageCollected<XRHitTestResult>(xr_session_, *result));
}
return results;
}
void XRHitTestSource::Update(
const Vector<device::mojom::blink::XRHitResultPtr>& hit_test_results) {
last_frame_results_.clear();
for (auto& result : hit_test_results) {
DVLOG(3) << __func__ << ": processing hit test result, position="
<< result->mojo_from_result.position().ToString()
<< ", orientation="
<< result->mojo_from_result.orientation().ToString()
<< ", plane_id=" << result->plane_id;
last_frame_results_.emplace_back(result->Clone());
}
}
void XRHitTestSource::Trace(Visitor* visitor) const {
visitor->Trace(xr_session_);
ScriptWrappable::Trace(visitor);
}
} // namespace blink
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