| // Copyright 2017 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_XR_XR_VIEW_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_MODULES_XR_XR_VIEW_H_ |
| |
| #include "third_party/blink/renderer/core/typed_arrays/dom_typed_array.h" |
| #include "third_party/blink/renderer/platform/bindings/script_wrappable.h" |
| #include "third_party/blink/renderer/platform/geometry/float_point_3d.h" |
| #include "third_party/blink/renderer/platform/heap/handle.h" |
| #include "third_party/blink/renderer/platform/transforms/transformation_matrix.h" |
| #include "third_party/blink/renderer/platform/wtf/forward.h" |
| #include "third_party/blink/renderer/platform/wtf/text/wtf_string.h" |
| |
| namespace blink { |
| |
| class XRSession; |
| |
| class XRView final : public ScriptWrappable { |
| DEFINE_WRAPPERTYPEINFO(); |
| |
| public: |
| enum XREye { kEyeLeft = 0, kEyeRight = 1 }; |
| |
| XRView(XRSession*, XREye); |
| |
| const String& eye() const { return eye_string_; } |
| XREye EyeValue() const { return eye_; } |
| |
| XRSession* session() const; |
| DOMFloat32Array* projectionMatrix() const { return projection_matrix_; } |
| |
| void UpdateProjectionMatrixFromRawValues( |
| const WTF::Vector<float>& projection_matrix, |
| float near_depth, |
| float far_depth); |
| |
| void UpdateProjectionMatrixFromFoV(float up_rad, |
| float down_rad, |
| float left_rad, |
| float right_rad, |
| float near_depth, |
| float far_depth); |
| |
| void UpdateProjectionMatrixFromAspect(float fovy, |
| float aspect, |
| float near_depth, |
| float far_depth); |
| |
| std::unique_ptr<TransformationMatrix> UnprojectPointer(double x, |
| double y, |
| double canvas_width, |
| double canvas_height); |
| |
| // TODO(bajones): Should eventually represent this as a full transform. |
| const FloatPoint3D& offset() const { return offset_; } |
| void UpdateOffset(float x, float y, float z); |
| |
| void Trace(blink::Visitor*) override; |
| |
| private: |
| const XREye eye_; |
| String eye_string_; |
| Member<XRSession> session_; |
| Member<DOMFloat32Array> projection_matrix_; |
| FloatPoint3D offset_; |
| std::unique_ptr<TransformationMatrix> inv_projection_; |
| bool inv_projection_dirty_ = true; |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_MODULES_XR_XR_VIEW_H_ |