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o3de/Code/CryEngine/Cry3DEngine/VolumeObjectDataCreate.h

106 lines
2.6 KiB
C++

/*
* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
* its licensors.
*
* For complete copyright and license terms please see the LICENSE at the root of this
* distribution (the "License"). All use of this software is governed by the License,
* or, if provided, by the license below or the license accompanying this file. Do not
* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*
*/
// Original file Copyright Crytek GMBH or its affiliates, used under license.
#ifndef CRYINCLUDE_CRY3DENGINE_VOLUMEOBJECTDATACREATE_H
#define CRYINCLUDE_CRY3DENGINE_VOLUMEOBJECTDATACREATE_H
#pragma once
const int VOLUME_SIZE(64);
const int VOLUME_SHADOW_SIZE(32);
template <typename T>
struct SVolumeDataSrc
{
typedef T VoxelElementType;
unsigned int m_width;
unsigned int m_height;
unsigned int m_depth;
unsigned int m_slice;
VoxelElementType* m_pData;
SVolumeDataSrc(unsigned int width, unsigned int height, unsigned int depth)
: m_width(width)
, m_height(height)
, m_depth(depth)
, m_slice(width * depth)
, m_pData(0)
{
m_pData = new VoxelElementType[m_width * m_height * m_depth];
}
~SVolumeDataSrc()
{
SAFE_DELETE_ARRAY(m_pData)
}
size_t size() const
{
return m_width * m_height * m_depth;
}
size_t Idx(unsigned int x, unsigned int y, unsigned int z) const
{
//return z * m_width * m_height + y * m_width + x;
return (z * m_height + y) * m_width + x;
}
T& operator[](size_t idx)
{
return m_pData[idx];
}
const T& operator[](size_t idx) const
{
return m_pData[idx];
}
};
typedef SVolumeDataSrc<uint8> SVolumeDataSrcB;
typedef SVolumeDataSrc<float> SVolumeDataSrcF;
bool CreateVolumeObject(const char* filePath, SVolumeDataSrcB& trg, AABB& tightBounds, float& scale);
bool CreateVolumeShadow(const Vec3& lightDir, float shadowStrength, const SVolumeDataSrcB& density, SVolumeDataSrcB& shadows);
bool CreateDownscaledVolumeObject(const SVolumeDataSrcB& src, SVolumeDataSrcB& trg);
struct SVolumeDataHull
{
SVolumeDataHull()
: m_numPts(0)
, m_numTris(0)
, m_pPts(0)
, m_pIdx(0)
{
}
~SVolumeDataHull()
{
SAFE_DELETE_ARRAY(m_pPts);
SAFE_DELETE_ARRAY(m_pIdx);
}
size_t m_numPts;
size_t m_numTris;
SVF_P3F* m_pPts;
vtx_idx* m_pIdx;
};
bool CreateVolumeDataHull(const SVolumeDataSrcB& src, SVolumeDataHull& hull);
#endif // CRYINCLUDE_CRY3DENGINE_VOLUMEOBJECTDATACREATE_H