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/*
* Copyright (C) 2021 Apple Inc. All rights reserved.
* Copyright (C) 2025 Samuel Weinig <sam@webkit.org>
*
* 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. ``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
* 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.
*/
#pragma once
#if ENABLE(GPU_PROCESS_MODEL)
#include <WebCore/Model.h>
#include <WebCore/ModelPlayer.h>
#include <WebCore/ModelPlayerClient.h>
#include <WebCore/StageModeOperations.h>
#include <wtf/Forward.h>
#include <wtf/RetainPtr.h>
#include <wtf/URL.h>
OBJC_CLASS WebUSDModelLoader;
namespace WebCore::DDModel {
class DDMesh;
}
namespace WebCore {
class GraphicsLayerContentsDisplayDelegate;
class ModelDisplayBufferDisplayDelegate;
class ModelPlayerClient;
class Page;
class WEBCORE_EXPORT DDModelPlayer final : public ModelPlayer {
public:
static Ref<DDModelPlayer> create(Page&, ModelPlayerClient&);
virtual ~DDModelPlayer();
WebCore::ModelPlayerIdentifier identifier() const final;
void update();
private:
DDModelPlayer(Page&, ModelPlayerClient&);
void updateScene();
// ModelPlayer overrides.
void load(Model&, LayoutSize) override;
void sizeDidChange(LayoutSize) override;
void configureGraphicsLayer(GraphicsLayer&, ModelPlayerGraphicsLayerConfiguration&&) override;
void enterFullscreen() override;
void handleMouseDown(const LayoutPoint&, MonotonicTime) override;
void handleMouseMove(const LayoutPoint&, MonotonicTime) override;
void handleMouseUp(const LayoutPoint&, MonotonicTime) override;
void getCamera(CompletionHandler<void(std::optional<HTMLModelElementCamera>&&)>&&) override;
void setCamera(HTMLModelElementCamera, CompletionHandler<void(bool success)>&&) override;
void isPlayingAnimation(CompletionHandler<void(std::optional<bool>&&)>&&) override;
void setAnimationIsPlaying(bool, CompletionHandler<void(bool success)>&&) override;
void isLoopingAnimation(CompletionHandler<void(std::optional<bool>&&)>&&) override;
void setIsLoopingAnimation(bool, CompletionHandler<void(bool success)>&&) override;
void animationDuration(CompletionHandler<void(std::optional<Seconds>&&)>&&) override;
void animationCurrentTime(CompletionHandler<void(std::optional<Seconds>&&)>&&) override;
void setAnimationCurrentTime(Seconds, CompletionHandler<void(bool success)>&&) override;
void hasAudio(CompletionHandler<void(std::optional<bool>&&)>&&) override;
void isMuted(CompletionHandler<void(std::optional<bool>&&)>&&) override;
void setIsMuted(bool, CompletionHandler<void(bool success)>&&) override;
ModelPlayerAccessibilityChildren accessibilityChildren() override;
std::optional<TransformationMatrix> entityTransform() const final;
void setEntityTransform(TransformationMatrix) final;
bool supportsTransform(TransformationMatrix) override;
bool supportsMouseInteraction() override;
const MachSendRight* displayBuffer() const;
GraphicsLayerContentsDisplayDelegate* contentsDisplayDelegate();
void setAutoplay(bool) override;
void setPaused(bool, CompletionHandler<void(bool succeeded)>&&) override;
bool paused() const override;
void play(bool);
void simulate(float elapsedTime);
void ensureOnMainThreadWithProtectedThis(Function<void(Ref<DDModelPlayer>)>&& task);
void setStageMode(WebCore::StageModeOperation) final;
void notifyEntityTransformUpdated();
WeakPtr<ModelPlayerClient> m_client;
WebCore::ModelPlayerIdentifier m_id;
RetainPtr<WebUSDModelLoader> m_modelLoader;
Vector<MachSendRight> m_displayBuffers;
RefPtr<WebCore::DDModel::DDMesh> m_currentModel;
WeakRef<Page> m_page;
mutable RefPtr<ModelDisplayBufferDisplayDelegate> m_contentsDisplayDelegate;
uint32_t m_currentTexture { 0 };
StageModeOperation m_stageMode { StageModeOperation::None };
float m_currentScale { 1.f };
bool m_didFinishLoading { false };
enum class PauseState {
None,
Playing,
Paused
};
PauseState m_pauseState { PauseState::None };
std::optional<LayoutPoint> m_currentPoint;
float m_yawAcceleration { 0.f };
float m_pitchAcceleration { 0.f };
float m_yaw { 0.f };
float m_pitch { 0.f };
};
}
#endif
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