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# Copyright (C) 2023 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.
#if ENABLE(WEBXR)
enum class PlatformXR::Layout : uint8_t {
Shared,
Layered,
};
enum class PlatformXR::SessionFeature : uint8_t {
ReferenceSpaceTypeViewer,
ReferenceSpaceTypeLocal,
ReferenceSpaceTypeLocalFloor,
ReferenceSpaceTypeBoundedFloor,
ReferenceSpaceTypeUnbounded,
#if ENABLE(WEBXR_HANDS)
HandTracking,
#endif
};
enum class PlatformXR::SessionMode : uint8_t {
Inline,
ImmersiveVr,
ImmersiveAr,
};
enum class PlatformXR::ReferenceSpaceType : uint8_t {
Viewer,
Local,
LocalFloor,
BoundedFloor,
Unbounded
};
enum class PlatformXR::VisibilityState : uint8_t {
Visible,
VisibleBlurred,
Hidden
};
enum class PlatformXR::XRHandedness : uint8_t {
None,
Left,
Right,
};
enum class PlatformXR::XRTargetRayMode : uint8_t {
Gaze,
TrackedPointer,
Screen,
TransientPointer,
};
[Nested] struct PlatformXR::DepthRange {
float near;
float far;
};
header: <WebCore/PlatformXR.h>
[CustomHeader] struct PlatformXR::RequestData {
PlatformXR::DepthRange depthRange;
};
[Nested] struct PlatformXR::FrameData::FloatQuaternion {
float x;
float y;
float z;
float w;
};
[Nested] struct PlatformXR::FrameData::Pose {
WebCore::FloatPoint3D position;
PlatformXR::FrameData::FloatQuaternion orientation;
};
[Nested] struct PlatformXR::FrameData::Fov {
float up;
float down;
float left;
float right;
};
[Nested] struct PlatformXR::FrameData::View {
PlatformXR::FrameData::Pose offset;
PlatformXR::FrameData::Projection projection;
};
[Nested] struct PlatformXR::FrameData::StageParameters {
int id;
Vector<WebCore::FloatPoint> bounds;
};
#if PLATFORM(COCOA)
[Nested] struct PlatformXR::FrameData::RateMapDescription {
WebCore::IntSize screenSize;
Vector<float> horizontalSamplesLeft;
Vector<float> horizontalSamplesRight;
Vector<float> verticalSamples;
};
[Nested, RValue] struct PlatformXR::FrameData::LayerSetupData {
std::array<std::array<uint16_t, 2>, 2> physicalSize;
std::array<WebCore::IntRect, 2> viewports;
PlatformXR::FrameData::RateMapDescription foveationRateMapDesc;
MachSendRight completionSyncEvent;
};
[Nested, RValue] struct PlatformXR::FrameData::ExternalTexture {
MachSendRight handle;
bool isSharedTexture;
};
[Nested, RValue] struct PlatformXR::FrameData::ExternalTextureData {
size_t reusableTextureIndex;
PlatformXR::FrameData::ExternalTexture colorTexture;
PlatformXR::FrameData::ExternalTexture depthStencilBuffer;
};
#endif
[Nested, RValue] struct PlatformXR::FrameData::LayerData {
#if PLATFORM(COCOA)
std::optional<PlatformXR::FrameData::LayerSetupData> layerSetup;
uint64_t renderingFrameIndex;
std::optional<PlatformXR::FrameData::ExternalTextureData> textureData;
bool requestDepth;
#else
WebCore::IntSize framebufferSize;
PlatformGLObject opaqueTexture;
#endif
};
[Nested] struct PlatformXR::FrameData::InputSourceButton {
bool touched;
bool pressed;
float pressedValue;
};
[Nested] struct PlatformXR::FrameData::InputSourcePose {
PlatformXR::FrameData::Pose pose;
bool isPositionEmulated;
};
#endif
#if ENABLE(WEBXR_HANDS)
[Nested] struct PlatformXR::FrameData::InputSourceHandJoint {
PlatformXR::FrameData::InputSourcePose pose;
float radius;
};
#endif
#if ENABLE(WEBXR)
[Nested] struct PlatformXR::FrameData::InputSource {
int handle;
PlatformXR::XRHandedness handedness;
PlatformXR::XRTargetRayMode targetRayMode;
Vector<String> profiles;
PlatformXR::FrameData::InputSourcePose pointerOrigin;
std::optional<PlatformXR::FrameData::InputSourcePose> gripOrigin;
Vector<PlatformXR::FrameData::InputSourceButton> buttons;
Vector<float> axes;
#if ENABLE(WEBXR_HANDS)
std::optional<PlatformXR::FrameData::HandJointsVector> handJoints;
#endif
};
header: <WebCore/PlatformXR.h>
[CustomHeader, RValue] struct PlatformXR::FrameData {
bool isTrackingValid;
bool isPositionValid;
bool isPositionEmulated;
bool shouldRender;
long predictedDisplayTime;
PlatformXR::FrameData::Pose origin;
std::optional<PlatformXR::FrameData::Pose> floorTransform;
PlatformXR::FrameData::StageParameters stageParameters;
Vector<PlatformXR::FrameData::View> views;
HashMap<PlatformXR::LayerHandle, UniqueRef<PlatformXR::FrameData::LayerData>> layers;
Vector<PlatformXR::FrameData::InputSource> inputSources;
};
#endif
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