This repository has been archived on 2023-10-09. You can view files and clone it. You cannot open issues or pull requests or push a commit.
Files
blender-archive/source/blender/freestyle/intern/scene_graph/IndexedFaceSet.cpp
2019-07-07 15:38:41 +10:00

338 lines
8.3 KiB
C++

/*
* 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.
*/
/** \file
* \ingroup freestyle
* \brief A Set of indexed faces to represent a surface object
*/
#include "IndexedFaceSet.h"
namespace Freestyle {
IndexedFaceSet::IndexedFaceSet() : Rep()
{
_Vertices = NULL;
_Normals = NULL;
_FrsMaterials = 0;
_TexCoords = NULL;
_FaceEdgeMarks = 0;
_VSize = 0;
_NSize = 0;
_MSize = 0;
_TSize = 0;
_NumFaces = 0;
_NumVertexPerFace = NULL;
_FaceStyle = NULL;
_VIndices = NULL;
_VISize = 0;
_NIndices = NULL;
_NISize = 0;
_MIndices = NULL;
_MISize = 0;
_TIndices = NULL;
_TISize = 0;
}
IndexedFaceSet::IndexedFaceSet(float *iVertices,
unsigned iVSize,
float *iNormals,
unsigned iNSize,
FrsMaterial **iMaterials,
unsigned iMSize,
float *iTexCoords,
unsigned iTSize,
unsigned iNumFaces,
unsigned *iNumVertexPerFace,
TRIANGLES_STYLE *iFaceStyle,
FaceEdgeMark *iFaceEdgeMarks,
unsigned *iVIndices,
unsigned iVISize,
unsigned *iNIndices,
unsigned iNISize,
unsigned *iMIndices,
unsigned iMISize,
unsigned *iTIndices,
unsigned iTISize,
unsigned iCopy)
: Rep()
{
if (1 == iCopy) {
_VSize = iVSize;
_Vertices = new float[_VSize];
memcpy(_Vertices, iVertices, iVSize * sizeof(float));
_NSize = iNSize;
_Normals = new float[_NSize];
memcpy(_Normals, iNormals, iNSize * sizeof(float));
_MSize = iMSize;
_FrsMaterials = 0;
if (iMaterials) {
_FrsMaterials = new FrsMaterial *[_MSize];
for (unsigned int i = 0; i < _MSize; ++i) {
_FrsMaterials[i] = new FrsMaterial(*(iMaterials[i]));
}
}
_TSize = iTSize;
_TexCoords = 0;
if (_TSize) {
_TexCoords = new float[_TSize];
memcpy(_TexCoords, iTexCoords, iTSize * sizeof(float));
}
_NumFaces = iNumFaces;
_NumVertexPerFace = new unsigned[_NumFaces];
memcpy(_NumVertexPerFace, iNumVertexPerFace, _NumFaces * sizeof(unsigned));
_FaceStyle = new TRIANGLES_STYLE[_NumFaces];
memcpy(_FaceStyle, iFaceStyle, _NumFaces * sizeof(TRIANGLES_STYLE));
_FaceEdgeMarks = new FaceEdgeMark[_NumFaces];
memcpy(_FaceEdgeMarks, iFaceEdgeMarks, _NumFaces * sizeof(FaceEdgeMark));
_VISize = iVISize;
_VIndices = new unsigned[_VISize];
memcpy(_VIndices, iVIndices, _VISize * sizeof(unsigned));
_NISize = iNISize;
_NIndices = new unsigned[_NISize];
memcpy(_NIndices, iNIndices, _NISize * sizeof(unsigned));
_MISize = iMISize;
_MIndices = 0;
if (iMIndices) {
_MIndices = new unsigned[_MISize];
memcpy(_MIndices, iMIndices, _MISize * sizeof(unsigned));
}
_TISize = iTISize;
_TIndices = 0;
if (_TISize) {
_TIndices = new unsigned[_TISize];
memcpy(_TIndices, iTIndices, _TISize * sizeof(unsigned));
}
}
else {
_VSize = iVSize;
_Vertices = iVertices;
_NSize = iNSize;
_Normals = iNormals;
_MSize = iMSize;
_FrsMaterials = 0;
if (iMaterials) {
_FrsMaterials = iMaterials;
}
_TSize = iTSize;
_TexCoords = iTexCoords;
_NumFaces = iNumFaces;
_NumVertexPerFace = iNumVertexPerFace;
_FaceStyle = iFaceStyle;
_FaceEdgeMarks = iFaceEdgeMarks;
_VISize = iVISize;
_VIndices = iVIndices;
_NISize = iNISize;
_NIndices = iNIndices;
_MISize = iMISize;
_MIndices = 0;
if (iMISize) {
_MIndices = iMIndices;
}
_TISize = iTISize;
_TIndices = iTIndices;
}
}
IndexedFaceSet::IndexedFaceSet(const IndexedFaceSet &iBrother) : Rep(iBrother)
{
_VSize = iBrother.vsize();
_Vertices = new float[_VSize];
memcpy(_Vertices, iBrother.vertices(), _VSize * sizeof(float));
_NSize = iBrother.nsize();
_Normals = new float[_NSize];
memcpy(_Normals, iBrother.normals(), _NSize * sizeof(float));
_MSize = iBrother.msize();
if (_MSize) {
_FrsMaterials = new FrsMaterial *[_MSize];
for (unsigned int i = 0; i < _MSize; ++i) {
_FrsMaterials[i] = new FrsMaterial(*(iBrother._FrsMaterials[i]));
}
}
else {
_FrsMaterials = 0;
}
_TSize = iBrother.tsize();
_TexCoords = 0;
if (_TSize) {
_TexCoords = new float[_TSize];
memcpy(_TexCoords, iBrother.texCoords(), _TSize * sizeof(float));
}
_NumFaces = iBrother.numFaces();
_NumVertexPerFace = new unsigned[_NumFaces];
memcpy(_NumVertexPerFace, iBrother.numVertexPerFaces(), _NumFaces * sizeof(unsigned));
_FaceStyle = new TRIANGLES_STYLE[_NumFaces];
memcpy(_FaceStyle, iBrother.trianglesStyle(), _NumFaces * sizeof(TRIANGLES_STYLE));
_FaceEdgeMarks = new FaceEdgeMark[_NumFaces];
memcpy(_FaceEdgeMarks, iBrother.faceEdgeMarks(), _NumFaces * sizeof(FaceEdgeMark));
_VISize = iBrother.visize();
_VIndices = new unsigned[_VISize];
memcpy(_VIndices, iBrother.vindices(), _VISize * sizeof(unsigned));
_NISize = iBrother.nisize();
_NIndices = new unsigned[_NISize];
memcpy(_NIndices, iBrother.nindices(), _NISize * sizeof(unsigned));
_MISize = iBrother.misize();
if (_MISize) {
_MIndices = new unsigned[_MISize];
memcpy(_MIndices, iBrother.mindices(), _MISize * sizeof(unsigned));
}
else {
_MIndices = 0;
}
_TISize = iBrother.tisize();
_TIndices = 0;
if (_TISize) {
_TIndices = new unsigned[_TISize];
memcpy(_TIndices, iBrother.tindices(), _TISize * sizeof(unsigned));
}
}
IndexedFaceSet::~IndexedFaceSet()
{
if (NULL != _Vertices) {
delete[] _Vertices;
_Vertices = NULL;
}
if (NULL != _Normals) {
delete[] _Normals;
_Normals = NULL;
}
if (NULL != _FrsMaterials) {
for (unsigned int i = 0; i < _MSize; ++i) {
delete _FrsMaterials[i];
}
delete[] _FrsMaterials;
_FrsMaterials = NULL;
}
if (NULL != _TexCoords) {
delete[] _TexCoords;
_TexCoords = NULL;
}
if (NULL != _NumVertexPerFace) {
delete[] _NumVertexPerFace;
_NumVertexPerFace = NULL;
}
if (NULL != _FaceStyle) {
delete[] _FaceStyle;
_FaceStyle = NULL;
}
if (NULL != _FaceEdgeMarks) {
delete[] _FaceEdgeMarks;
_FaceEdgeMarks = NULL;
}
if (NULL != _VIndices) {
delete[] _VIndices;
_VIndices = NULL;
}
if (NULL != _NIndices) {
delete[] _NIndices;
_NIndices = NULL;
}
if (NULL != _MIndices) {
delete[] _MIndices;
_MIndices = NULL;
}
if (NULL != _TIndices) {
delete[] _TIndices;
_TIndices = NULL;
}
}
void IndexedFaceSet::accept(SceneVisitor &v)
{
Rep::accept(v);
v.visitIndexedFaceSet(*this);
}
void IndexedFaceSet::ComputeBBox()
{
float XMax = _Vertices[0];
float YMax = _Vertices[1];
float ZMax = _Vertices[2];
float XMin = _Vertices[0];
float YMin = _Vertices[1];
float ZMin = _Vertices[2];
// parse all the coordinates to find the Xmax, YMax, ZMax
float *v = _Vertices;
for (unsigned int i = 0; i < (_VSize / 3); ++i) {
if (*v > XMax) {
XMax = *v;
}
if (*v < XMin) {
XMin = *v;
}
++v;
if (*v > YMax) {
YMax = *v;
}
if (*v < YMin) {
YMin = *v;
}
++v;
if (*v > ZMax) {
ZMax = *v;
}
if (*v < ZMin) {
ZMin = *v;
}
++v;
}
setBBox(BBox<Vec3f>(Vec3f(XMin, YMin, ZMin), Vec3f(XMax, YMax, ZMax)));
}
} /* namespace Freestyle */