1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
|
/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Adapted from the Blender Alembic importer implementation.
*
* Modifications Copyright (C) 2021 Tangent Animation.
* All rights reserved.
*/
#pragma once
#include "usd.h"
#include "usd_reader_geom.h"
#include "pxr/usd/usdGeom/nurbsCurves.h"
struct Curve;
namespace blender::io::usd {
class USDNurbsReader : public USDGeomReader {
protected:
pxr::UsdGeomNurbsCurves curve_prim_;
Curve *curve_;
public:
USDNurbsReader(const pxr::UsdPrim &prim,
const USDImportParams &import_params,
const ImportSettings &settings)
: USDGeomReader(prim, import_params, settings), curve_prim_(prim), curve_(nullptr)
{
}
bool valid() const override
{
return static_cast<bool>(curve_prim_);
}
void create_object(Main *bmain, double motionSampleTime) override;
void read_object_data(Main *bmain, double motionSampleTime) override;
void read_curve_sample(Curve *cu, double motionSampleTime);
Mesh *read_mesh(struct Mesh *existing_mesh,
double motionSampleTime,
int read_flag,
const char **err_str) override;
};
} // namespace blender::io::usd
|
