34 #ifndef OPENVDB_TOOLS_GRIDTRANSFORMER_HAS_BEEN_INCLUDED
35 #define OPENVDB_TOOLS_GRIDTRANSFORMER_HAS_BEEN_INCLUDED
38 #include <boost/bind.hpp>
39 #include <boost/function.hpp>
40 #include <boost/shared_ptr.hpp>
41 #include <tbb/blocked_range.h>
42 #include <tbb/parallel_reduce.h>
43 #include <openvdb/Grid.h>
44 #include <openvdb/Types.h>
45 #include <openvdb/math/Math.h>
46 #include <openvdb/util/NullInterrupter.h>
81 template<
typename Sampler,
typename Interrupter,
typename Gr
idType>
83 resampleToMatch(
const GridType& inGrid, GridType& outGrid, Interrupter& interrupter);
106 template<
typename Sampler,
typename Gr
idType>
119 template<
typename Sampler,
typename TreeT>
123 typedef typename TreeT::ValueType
ValueT;
129 mBBox(b.
min().asVec3d(), b.
max().asVec3d()), mVal(tileVal), mActive(on), mEmpty(false)
131 mBBox.expand(-this->radius());
132 mEmpty = mBBox.empty();
135 bool sample(
const TreeT& inTree,
const Vec3R& inCoord, ValueT& result)
const
137 if (!mEmpty && mBBox.isInside(inCoord)) { result = mVal;
return mActive; }
138 return Sampler::sample(inTree, inCoord, result);
150 template<
typename TreeT>
153 TileSampler(
const CoordBBox&,
const typename TreeT::ValueType&,
bool) {}
158 template<
typename TreeT>
161 TileSampler(
const CoordBBox&,
const typename TreeT::ValueType&,
bool) {}
190 typedef boost::shared_ptr<GridResampler>
Ptr;
208 template<
typename InterrupterType>
void setInterrupter(InterrupterType&);
210 template<
typename Sampler,
typename Gr
idT,
typename Transformer>
211 void transformGrid(
const Transformer&,
212 const GridT& inGrid, GridT& outGrid)
const;
215 template<
typename Sampler,
typename Gr
idT,
typename Transformer>
216 void applyTransform(
const Transformer&,
const GridT& inGrid, GridT& outGrid)
const;
218 bool interrupt()
const {
return mInterrupt && mInterrupt(); }
221 template<
typename Sampler,
typename InTreeT,
typename OutTreeT,
typename Transformer>
222 static void transformBBox(
const Transformer&,
const CoordBBox& inBBox,
223 const InTreeT& inTree, OutTreeT& outTree,
const InterruptFunc&,
224 const Sampler& = Sampler());
226 template<
typename Sampler,
typename TreeT,
typename Transformer>
227 class RangeProcessor;
229 bool mThreaded, mTransformTiles;
230 InterruptFunc mInterrupt;
258 typedef boost::shared_ptr<GridTransformer>
Ptr;
265 const Vec3R& translate,
266 const std::string& xformOrder =
"tsr",
267 const std::string& rotationOrder =
"zyx");
272 template<
class Sampler,
class Gr
idT>
273 void transformGrid(
const GridT& inGrid, GridT& outGrid)
const;
276 struct MatrixTransform;
280 const std::string& xformOrder,
const std::string& rotOrder);
284 Mat4R mTransform, mPreScaleTransform, mPostScaleTransform;
291 namespace local_util {
313 temp *= math::scale<math::Mat3<T> >(
scale).inverse();
363 mIsAffine(mAXform.isLinear() && mBXform.isLinear()),
364 mIsIdentity(mIsAffine && mAXform == mBXform)
373 return mBXform.worldToIndex(mAXform.indexToWorld(pos));
378 return mAXform.worldToIndex(mBXform.indexToWorld(pos));
386 const bool mIsAffine;
387 const bool mIsIdentity;
397 template<
typename Sampler,
typename Interrupter,
typename Gr
idType>
401 ABTransform xform(inGrid.transform(), outGrid.transform());
403 if (Sampler::consistent() && xform.isIdentity()) {
406 outGrid.setTree(inGrid.tree().copy());
407 }
else if (xform.isAffine()) {
411 Mat4R mat = xform.getA().baseMap()->getAffineMap()->getMat4() *
412 ( xform.getB().baseMap()->getAffineMap()->getMat4().inverse() );
430 template<
typename Sampler,
typename Interrupter,
typename Gr
idType>
437 if (inGrid.constTransform() == outGrid.constTransform()) {
440 outGrid.setTree(inGrid.tree().copy());
446 typedef typename GridType::ValueType ValueT;
448 ? ValueT(outGrid.background() * (1.0 / outGrid.voxelSize()[0]))
449 : ValueT(inGrid.background() * (1.0 / inGrid.voxelSize()[0])));
451 typename GridType::Ptr tempGrid;
454 halfWidth, halfWidth,
455 &outGrid.constTransform(), &interrupter);
463 outGrid.setTree(tempGrid->treePtr());
469 doResampleToMatch<Sampler>(inGrid, outGrid, interrupter);
473 template<
typename Sampler,
typename Gr
idType>
478 resampleToMatch<Sampler>(inGrid, outGrid, interrupter);
486 GridTransformer::GridTransformer(
const Mat4R& xform):
490 mPreScaleTransform(
Mat4R::identity()),
491 mPostScaleTransform(
Mat4R::identity())
497 init(mPivot, scale, rotate, translate,
"srt",
"zyx");
506 const std::string& xformOrder,
const std::string& rotOrder):
509 mPreScaleTransform(
Mat4R::identity()),
510 mPostScaleTransform(
Mat4R::identity())
512 init(pivot, scale, rotate, translate, xformOrder, rotOrder);
520 GridTransformer::init(
523 const std::string& xformOrder,
const std::string& rotOrder)
525 if (xformOrder.size() != 3) {
528 if (rotOrder.size() != 3) {
538 for (
int i = 0; i < 3; ++i) {
539 double s = std::fabs(
scale(i));
541 mMipLevels(i) = int(std::floor(-std::log(s)/std::log(2.0)));
542 scaleRemainder(i) =
scale(i) * (1 << mMipLevels(i));
551 mTransform = mPreScaleTransform = mPostScaleTransform =
Mat4R::identity();
552 Mat4R* remainder = &mPostScaleTransform;
553 int rpos, spos, tpos;
554 rpos = spos = tpos = 3;
555 for (
int ix = 2; ix >= 0; --ix) {
556 switch (xformOrder[ix]) {
561 remainder->preTranslate(pivot);
563 int xpos, ypos, zpos;
564 xpos = ypos = zpos = 3;
565 for (
int ir = 2; ir >= 0; --ir) {
566 switch (rotOrder[ir]) {
586 if (xpos > 2 || ypos > 2 || zpos > 2) {
587 OPENVDB_THROW(ValueError,
"invalid rotation order (" + rotOrder +
")");
591 remainder->preTranslate(-pivot);
600 remainder->preTranslate(pivot);
601 remainder->preScale(scaleRemainder);
602 remainder->preTranslate(-pivot);
603 remainder = &mPreScaleTransform;
609 remainder->preTranslate(translate);
615 if (tpos > 2 || rpos > 2 || spos > 2) {
616 OPENVDB_THROW(ValueError,
"invalid transform order (" + xformOrder +
")");
624 template<
typename InterrupterType>
633 template<
typename Sampler,
typename Gr
idT,
typename Transformer>
636 const GridT& inGrid, GridT& outGrid)
const
639 applyTransform<Sampler>(xform, inGrid, outGrid);
643 template<
class Sampler,
class Gr
idT>
649 if (!Sampler::mipmap() || mMipLevels == Vec3i::zero()) {
652 applyTransform<Sampler>(xform, inGrid, outGrid);
655 bool firstPass =
true;
656 const typename GridT::ValueType background = inGrid.background();
657 typename GridT::Ptr tempGrid = GridT::create(background);
664 applyTransform<Sampler>(xform, inGrid, *tempGrid);
669 Vec3i count = mMipLevels;
670 while (count != Vec3i::zero()) {
674 count.x() ? .5 : 1, count.y() ? .5 : 1, count.z() ? .5 : 1));
681 applyTransform<Sampler>(xform, inGrid, *tempGrid);
685 typename GridT::Ptr destGrid = GridT::create(background);
686 applyTransform<Sampler>(xform, *tempGrid, *destGrid);
687 tempGrid.swap(destGrid);
696 applyTransform<Sampler>(xform, *tempGrid, outGrid);
698 outGrid.setTree(tempGrid->treePtr());
707 template<
class Sampler,
class TreeT,
typename Transformer>
708 class GridResampler::RangeProcessor
711 typedef typename TreeT::LeafCIter LeafIterT;
712 typedef typename TreeT::ValueAllCIter TileIterT;
718 RangeProcessor(
const Transformer& xform,
const CoordBBox& b,
const TreeT& inT, TreeT& outT):
719 mIsRoot(true), mXform(xform), mBBox(b),
720 mInTree(inT), mOutTree(&outT), mInAcc(mInTree), mOutAcc(*mOutTree)
723 RangeProcessor(
const Transformer& xform,
const CoordBBox& b,
const TreeT& inTree):
724 mIsRoot(false), mXform(xform), mBBox(b),
725 mInTree(inTree), mOutTree(new TreeT(inTree.background())),
726 mInAcc(mInTree), mOutAcc(*mOutTree)
729 ~RangeProcessor() {
if (!mIsRoot)
delete mOutTree; }
732 RangeProcessor(RangeProcessor& other, tbb::split):
734 mXform(other.mXform),
736 mInTree(other.mInTree),
737 mOutTree(new TreeT(mInTree.background())),
740 mInterrupt(other.mInterrupt)
743 void setInterrupt(
const InterruptFunc& f) { mInterrupt = f; }
746 void operator()(LeafRange& r)
750 LeafIterT i = r.iterator();
751 CoordBBox bbox(i->origin(), i->origin() + Coord(i->dim()));
752 if (!mBBox.empty()) {
759 transformBBox<Sampler>(mXform, bbox, mInAcc, mOutAcc, mInterrupt);
765 void operator()(TileRange& r)
770 TileIterT i = r.iterator();
772 if (!i.isTileValue())
continue;
776 i.getBoundingBox(bbox);
777 if (!mBBox.empty()) {
788 internal::TileSampler<Sampler, InTreeAccessor>
789 sampler(bbox, i.getValue(), i.isValueOn());
790 transformBBox(mXform, bbox, mInAcc, mOutAcc, mInterrupt, sampler);
796 void join(RangeProcessor& other)
798 if (!
interrupt()) mOutTree->merge(*other.mOutTree);
802 bool interrupt()
const {
return mInterrupt && mInterrupt(); }
807 const TreeT& mInTree;
809 InTreeAccessor mInAcc;
810 OutTreeAccessor mOutAcc;
811 InterruptFunc mInterrupt;
818 template<
class Sampler,
class Gr
idT,
typename Transformer>
821 const GridT& inGrid, GridT& outGrid)
const
823 typedef typename GridT::TreeType TreeT;
824 const TreeT& inTree = inGrid.tree();
825 TreeT& outTree = outGrid.tree();
827 typedef RangeProcessor<Sampler, TreeT, Transformer> RangeProc;
829 const GridClass gridClass = inGrid.getGridClass();
836 RangeProc proc(xform, CoordBBox(), inTree, outTree);
837 proc.setInterrupt(mInterrupt);
839 typename RangeProc::TileIterT tileIter = inTree.cbeginValueAll();
840 tileIter.setMaxDepth(tileIter.getLeafDepth() - 1);
841 typename RangeProc::TileRange tileRange(tileIter);
844 tbb::parallel_reduce(tileRange, proc);
854 clipBBox = inGrid.evalActiveVoxelBoundingBox();
859 RangeProc proc(xform, clipBBox, inTree, outTree);
860 proc.setInterrupt(mInterrupt);
862 typename RangeProc::LeafRange leafRange(inTree.cbeginLeaf());
865 tbb::parallel_reduce(leafRange, proc);
882 template<
class Sampler,
class InTreeT,
class OutTreeT,
class Transformer>
884 GridResampler::transformBBox(
885 const Transformer& xform,
886 const CoordBBox& bbox,
887 const InTreeT& inTree,
889 const InterruptFunc& interrupt,
890 const Sampler& sampler)
892 typedef typename OutTreeT::ValueType ValueT;
897 inRMin(bbox.min().x(), bbox.min().y(), bbox.min().z()),
898 inRMax(bbox.max().x(), bbox.max().y(), bbox.max().z()),
901 for (
int i = 0; i < 8; ++i) {
903 i & 1 ? inRMax.x() : inRMin.x(),
904 i & 2 ? inRMax.y() : inRMin.y(),
905 i & 4 ? inRMax.z() : inRMin.z());
913 if (!xform.isAffine()) {
918 int &x = outXYZ.
x(), &y = outXYZ.y(), &z = outXYZ.z();
919 for (x = outMin.x(); x <= outMax.x(); ++x) {
922 for (y = outMin.y(); y <= outMax.y(); ++y) {
925 for (z = outMin.z(); z <= outMax.z(); ++z) {
927 inXYZ = xform.invTransform(xyz);
929 if (sampler.sample(inTree, inXYZ, result)) {
930 outTree.setValueOn(outXYZ, result);
933 if (!outTree.isValueOn(outXYZ)) {
934 outTree.setValueOff(outXYZ, result);
944 translation = xform.invTransform(
Vec3R(0, 0, 0)),
945 deltaX = xform.invTransform(
Vec3R(1, 0, 0)) - translation,
946 deltaY = xform.invTransform(
Vec3R(0, 1, 0)) - translation,
947 deltaZ = xform.invTransform(
Vec3R(0, 0, 1)) - translation;
950 const Vec3R dummy = deltaX;
958 Vec3R inStartX = xform.invTransform(
Vec3R(outMin));
960 int &x = outXYZ.
x(), &y = outXYZ.y(), &z = outXYZ.z();
961 for (x = outMin.x(); x <= outMax.x(); ++x, inStartX += deltaX) {
963 Vec3R inStartY = inStartX;
964 for (y = outMin.y(); y <= outMax.y(); ++y, inStartY += deltaY) {
966 Vec3R inXYZ = inStartY;
967 for (z = outMin.z(); z <= outMax.z(); ++z, inXYZ += deltaZ) {
969 if (sampler.sample(inTree, inXYZ, result)) {
970 outTree.setValueOn(outXYZ, result);
973 if (!outTree.isValueOn(outXYZ)) {
974 outTree.setValueOff(outXYZ, result);
987 #endif // OPENVDB_TOOLS_GRIDTRANSFORMER_HAS_BEEN_INCLUDED
Vec2< T > minComponent(const Vec2< T > &v1, const Vec2< T > &v2)
Return component-wise minimum of the two vectors.
Definition: Vec2.h:497
bool isAffine(const Mat4< T > &m)
Definition: Mat4.h:1336
T & z()
Definition: Vec3.h:99
#define OPENVDB_THROW(exception, message)
Definition: Exceptions.h:97
Efficient multi-threaded replacement of the background values in tree.
Vec2< T > maxComponent(const Vec2< T > &v1, const Vec2< T > &v2)
Return component-wise maximum of the two vectors.
Definition: Vec2.h:506
Vec3< int32_t > Vec3i
Definition: Vec3.h:626
Defined various multi-threaded utility functions for trees.
bool wasInterrupted(T *i, int percent=-1)
Definition: NullInterrupter.h:76
bool eq(const Vec3< T > &v, T eps=static_cast< T >(1.0e-7)) const
Test if "this" vector is equivalent to vector v with tolerance of eps.
Definition: Vec3.h:145
void preScale(const Vec3< T0 > &v)
Definition: Mat4.h:748
bool eq(const Mat4 &m, T eps=1.0e-8) const
Test if "this" is equivalent to m with tolerance of eps value.
Definition: Mat4.h:338
#define OPENVDB_VERSION_NAME
Definition: version.h:43
void preRotate(Axis axis, T angle)
Left multiplies by a rotation clock-wiseabout the given axis into this matrix.
Definition: Mat4.h:810
3x3 matrix class.
Definition: Mat3.h:54
Definition: Exceptions.h:87
Propagates the sign of distance values from the active voxels in the narrow band to the inactive valu...
Mat3< T > getMat3() const
Definition: Mat4.h:302
math::Vec3< Real > Vec3R
Definition: Types.h:77
Definition: Exceptions.h:39
OPENVDB_API Hermite min(const Hermite &, const Hermite &)
min and max operations done directly on the compressed data.
bool isApproxEqual(const Hermite &lhs, const Hermite &rhs)
Definition: Hermite.h:470
T & x()
Reference to the component, e.g. v.x() = 4.5f;.
Definition: Vec3.h:97
T & y()
Definition: Vec3.h:98
const Vec3< T > & init(T x=0, T y=0, T z=0)
Definition: Vec3.h:117
Definition: TreeIterator.h:1339
void preTranslate(const Vec3< T0 > &tr)
Left multiples by the specified translation, i.e. Trans * (*this)
Definition: Mat4.h:715
Definition: Exceptions.h:88
math::Mat4< Real > Mat4R
Definition: Types.h:102
Mat4 inverse(T tolerance=0) const
Definition: Mat4.h:490
GridClass
Definition: Types.h:208
MatType scale(const Vec3< typename MatType::value_type > &s)
Return a matrix that scales by s.
Definition: Mat.h:594
Vec3< T > getTranslation() const
Return the translation component.
Definition: Mat4.h:314
OPENVDB_API Hermite max(const Hermite &, const Hermite &)
min and max operations done directly on the compressed data.
Dummy NOOP interrupter class defining interface.
Definition: NullInterrupter.h:52
Vec3< typename MatType::value_type > eulerAngles(const MatType &mat, RotationOrder rotationOrder, typename MatType::value_type eps=static_cast< typename MatType::value_type >(1.0e-8))
Return the Euler angles composing the given rotation matrix.
Definition: Mat.h:314
static const Mat4< Real > & identity()
Predefined constant for identity matrix.
Definition: Mat4.h:147
#define OPENVDB_USE_VERSION_NAMESPACE
Definition: version.h:71
void setTranslation(const Vec3< T > &t)
Definition: Mat4.h:319