implicitSurfaceMeshUtils.h

//
// Copyright 2019 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 PXR_USD_IMAGING_USD_IMAGING_IMPLICIT_SURFACE_MESH_UTILS_H
#define PXR_USD_IMAGING_USD_IMAGING_IMPLICIT_SURFACE_MESH_UTILS_H

#include "pxr/pxr.h"
#include "pxr/usdImaging/usdImaging/api.h"
#include "pxr/base/vt/types.h"

PXR_NAMESPACE_OPEN_SCOPE

class PxOsdMeshTopology;
class TfToken;

// Sphere

USDIMAGING_API
const PxOsdMeshTopology&
UsdImagingGetUnitSphereMeshTopology();

USDIMAGING_API
const VtVec3fArray&
UsdImagingGetUnitSphereMeshPoints();

// Cube

USDIMAGING_API
const PxOsdMeshTopology&
UsdImagingGetUnitCubeMeshTopology();

USDIMAGING_API
const VtVec3fArray&
UsdImagingGetUnitCubeMeshPoints();

// Cone

USDIMAGING_API
const PxOsdMeshTopology&
UsdImagingGetUnitConeMeshTopology();

USDIMAGING_API
const VtVec3fArray&
UsdImagingGetUnitConeMeshPoints();

// Cylinder

USDIMAGING_API
const PxOsdMeshTopology&
UsdImagingGetUnitCylinderMeshTopology();

USDIMAGING_API
const VtVec3fArray&
UsdImagingGetUnitCylinderMeshPoints();

// Capsule

USDIMAGING_API
const PxOsdMeshTopology&
UsdImagingGetCapsuleMeshTopology();

USDIMAGING_API
VtVec3fArray
UsdImagingGenerateCapsuleMeshPoints(
    const double height,
    const double radius,
    const TfToken& axis);

// Plane

USDIMAGING_API
const PxOsdMeshTopology&
UsdImagingGetPlaneTopology();

USDIMAGING_API
VtVec3fArray
UsdImagingGeneratePlaneMeshPoints(
    const double width,
    const double length,
    const TfToken& axis);


// Transforms

USDIMAGING_API
GfMatrix4d
UsdImagingGenerateSphereOrCubeTransform(
    const double size);

USDIMAGING_API
GfMatrix4d
UsdImagingGenerateConeOrCylinderTransform(
    const double height,
    const double radius,
    const TfToken& axis);

PXR_NAMESPACE_CLOSE_SCOPE

#endif // PXR_USD_IMAGING_USD_IMAGING_IMPLICIT_SURFACE_MESH_UTILS_H