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/****************************************************************************
**
** Copyright (C) 1993-2009 NVIDIA Corporation.
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt 3D Studio.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#pragma once
#ifndef QT3DS_IMPORT_PATH_H
#define QT3DS_IMPORT_PATH_H
#include "foundation/Qt3DS.h"
#include "foundation/Qt3DSDataRef.h"
#include "render/Qt3DSRenderBaseTypes.h"
#include "foundation/Qt3DSBounds3.h"
#include "foundation/Qt3DSAllocatorCallback.h"
#include "foundation/IOStreams.h"
#include "foundation/Qt3DSFoundation.h"
#include "foundation/Qt3DSRefCounted.h"
#include "foundation/Qt3DSVec2.h"
namespace qt3dsimp {
using namespace qt3ds;
using namespace qt3ds::foundation;
using namespace qt3ds::render;
struct PathCommand
{
enum Enum {
Noner = 0,
MoveTo, // 2 floats
CubicCurveTo, // 6 floats, c1, c2, p2. p1 is existing location
Close, // 0 floats
};
};
struct SPathBuffer
{
// 64 bit random number to uniquely identify this file type.
static QT3DSU64 GetFileTag() { return 0x7b1a41633c43a6afULL; }
static QT3DSU32 GetFileVersion() { return 1; }
NVConstDataRef<PathCommand::Enum> m_Commands;
NVConstDataRef<QT3DSF32> m_Data;
SPathBuffer() {}
void Save(IOutStream &outStream) const;
static SPathBuffer *Load(IInStream &inStream, NVFoundationBase &inFoundation);
// Object is unused after this call. Anything created with Load must use this function.
void Free(NVAllocatorCallback &inAllocator);
SPathBuffer *Copy(NVAllocatorCallback &inAllocator) const;
};
class IPathBufferBuilder : public NVRefCounted
{
public:
virtual void Clear() = 0;
virtual void MoveTo(const QT3DSVec2 &inPos) = 0;
virtual void CubicCurveTo(const QT3DSVec2 &inC1, const QT3DSVec2 &inC2, const QT3DSVec2 &inP2) = 0;
virtual void Close() = 0;
// Points back to internal data structures, must use or copy.
virtual SPathBuffer GetPathBuffer() = 0;
static IPathBufferBuilder &CreateBuilder(NVFoundationBase &inFoundation);
};
}
#endif
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