usd_skel_convert.hh

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/* SPDX-FileCopyrightText: 2023 NVIDIA Corporation. All rights reserved.
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
#pragma once
 
#include "BLI_map.hh"
#include "BLI_string_ref.hh"
 
#include <pxr/usd/usd/prim.h>
#include <pxr/usd/usdGeom/xformCache.h>
#include <pxr/usd/usdSkel/bindingAPI.h>
 
struct Depsgraph;
struct Main;
struct Mesh;
struct Object;
struct ReportList;
 
namespace blender::io::usd {


void import_blendshapes(Main *bmain,
                        Object *mesh_obj,
                        const pxr::UsdPrim &prim,
                        ReportList *reports,
                        bool import_anim = true);

void import_skeleton(Main *bmain,
                     Object *arm_obj,
                     const pxr::UsdSkelSkeleton &skel,
                     ReportList *reports,
                     bool import_anim = true);
void import_mesh_skel_bindings(Object *mesh_obj, const pxr::UsdPrim &prim, ReportList *reports);

using ObjExportMap = Map<const Object *, pxr::SdfPath>;

void skel_export_chaser(pxr::UsdStageRefPtr stage,
                        const ObjExportMap &armature_export_map,
                        const ObjExportMap &skinned_mesh_export_map,
                        const ObjExportMap &shape_key_mesh_export_map,
                        const Depsgraph *depsgraph);

void skinned_mesh_export_chaser(pxr::UsdStageRefPtr stage,
                                const ObjExportMap &armature_export_map,
                                const ObjExportMap &skinned_mesh_export_map,
                                pxr::UsdGeomXformCache &xf_cache,
                                const Depsgraph *depsgraph);

void shape_key_export_chaser(pxr::UsdStageRefPtr stage,
                             const ObjExportMap &shape_key_mesh_export_map);

void export_deform_verts(const Mesh *mesh,
                         const pxr::UsdSkelBindingAPI &skel_api,
                         Span<StringRef> bone_names);
 
}  // namespace blender::io::usd