usdProxyShapeAdapter.h

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//
// Copyright 2018 Pixar
//
// Licensed under the Apache License, Version 2.0 (the "Apache License")
// with the following modification; you may not use this file except in
// compliance with the Apache License and the following modification to it:
// Section 6. Trademarks. is deleted and replaced with:
//
// 6. Trademarks. This License does not grant permission to use the trade
//    names, trademarks, service marks, or product names of the Licensor
//    and its affiliates, except as required to comply with Section 4(c) of
//    the License and to reproduce the content of the NOTICE file.
//
// You may obtain a copy of the Apache License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the Apache License with the above modification is
// distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the Apache License for the specific
// language governing permissions and limitations under the Apache License.
//
#ifndef PXRUSDMAYAGL_USD_PROXY_SHAPE_ADAPTER_H
#define PXRUSDMAYAGL_USD_PROXY_SHAPE_ADAPTER_H


#include "pxr/pxr.h"

#include "pxrUsdMayaGL/api.h"
#include "pxrUsdMayaGL/shapeAdapter.h"

#include "pxr/base/gf/matrix4d.h"
#include "pxr/imaging/hd/renderIndex.h"
#include "pxr/usd/sdf/path.h"
#include "pxr/usd/usd/prim.h"
#include "pxr/usdImaging/usdImaging/delegate.h"

#include <maya/M3dView.h>
#include <maya/MHWGeometryUtilities.h>
#include <maya/MPxSurfaceShape.h>

#include <memory>


PXR_NAMESPACE_OPEN_SCOPE


class UsdMayaProxyDrawOverride;
class UsdMayaProxyShapeUI;


class PxrMayaHdUsdProxyShapeAdapter : public PxrMayaHdShapeAdapter
{
    public:

        PXRUSDMAYAGL_API
        bool UpdateVisibility(const M3dView* view = nullptr) override;

        PXRUSDMAYAGL_API
        bool IsVisible() const override;

        PXRUSDMAYAGL_API
        void SetRootXform(const GfMatrix4d& transform) override;

        PXRUSDMAYAGL_API
        const SdfPath& GetDelegateID() const override;

    protected:

        PXRUSDMAYAGL_API
        bool _Sync(
                const MDagPath& shapeDagPath,
                const unsigned int displayStyle,
                const MHWRender::DisplayStatus displayStatus) override;

        PXRUSDMAYAGL_API
        PxrMayaHdUsdProxyShapeAdapter();

        PXRUSDMAYAGL_API
        ~PxrMayaHdUsdProxyShapeAdapter() override;

    private:

        PXRUSDMAYAGL_API
        bool _Init(HdRenderIndex* renderIndex);

        UsdPrim _rootPrim;
        SdfPathVector _excludedPrimPaths;

        std::shared_ptr<UsdImagingDelegate> _delegate;

        friend class UsdMayaProxyDrawOverride;
        friend class UsdMayaProxyShapeUI;
};


PXR_NAMESPACE_CLOSE_SCOPE


#endif