OpenVDB: Coord.h Source File

OpenVDB 4.0.2

Coord.h
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1 //
3 // Copyright (c) 2012-2017 DreamWorks Animation LLC
4 //
5 // All rights reserved. This software is distributed under the
6 // Mozilla Public License 2.0 ( http://www.mozilla.org/MPL/2.0/ )
7 //
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10 //
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30
31 #ifndef OPENVDB_MATH_COORD_HAS_BEEN_INCLUDED
32 #define OPENVDB_MATH_COORD_HAS_BEEN_INCLUDED
33
34 #include <array> // for std::array
35 #include <openvdb/Platform.h>
36 #include "Math.h"
37 #include "Vec3.h"
38
39 namespace tbb { class split; } // forward declaration
40
41
42 namespace openvdb {
43 OPENVDB_USE_VERSION_NAMESPACE
44 namespace OPENVDB_VERSION_NAME {
45 namespace math {
46
48 class Coord
49 {
50 public:
51 using Int32 = int32_t;
52 using Index32 = uint32_t;
53 using Vec3i = Vec3<Int32>;
54 using Vec3I = Vec3<Index32>;
55
56 using ValueType = Int32;
57 using Limits = std::numeric_limits<ValueType>;
58
59 Coord(): mVec{{0, 0, 0}} {}
60 explicit Coord(Int32 xyz): mVec{{xyz, xyz, xyz}} {}
61 Coord(Int32 x, Int32 y, Int32 z): mVec{{x, y, z}} {}
62 explicit Coord(const Vec3i& v): mVec{{v[0], v[1], v[2]}} {}
63 explicit Coord(const Vec3I& v): mVec{{Int32(v[0]), Int32(v[1]), Int32(v[2])}} {}
64 explicit Coord(const Int32* v): mVec{{v[0], v[1], v[2]}} {}
65
67 static Coord min() { return Coord(Limits::min()); }
68
70 static Coord max() { return Coord(Limits::max()); }
71
74 template<typename T> static Coord round(const Vec3<T>& xyz)
75 {
76 return Coord(Int32(Round(xyz[0])), Int32(Round(xyz[1])), Int32(Round(xyz[2])));
77 }
80 template<typename T> static Coord floor(const Vec3<T>& xyz)
81 {
82 return Coord(Int32(Floor(xyz[0])), Int32(Floor(xyz[1])), Int32(Floor(xyz[2])));
83 }
84
87 template<typename T> static Coord ceil(const Vec3<T>& xyz)
88 {
89 return Coord(Int32(Ceil(xyz[0])), Int32(Ceil(xyz[1])), Int32(Ceil(xyz[2])));
90 }
91
93 Coord& reset(Int32 x, Int32 y, Int32 z)
94 {
95 mVec[0] = x;
96 mVec[1] = y;
97 mVec[2] = z;
98 return *this;
99 }
101 Coord& reset(Int32 xyz) { return this->reset(xyz, xyz, xyz); }
102
103 Coord& setX(Int32 x) { mVec[0] = x; return *this; }
104 Coord& setY(Int32 y) { mVec[1] = y; return *this; }
105 Coord& setZ(Int32 z) { mVec[2] = z; return *this; }
106
107 Coord& offset(Int32 dx, Int32 dy, Int32 dz)
108 {
109 mVec[0] += dx;
110 mVec[1] += dy;
111 mVec[2] += dz;
112 return *this;
113 }
114 Coord& offset(Int32 n) { return this->offset(n, n, n); }
115 Coord offsetBy(Int32 dx, Int32 dy, Int32 dz) const
116 {
117 return Coord(mVec[0] + dx, mVec[1] + dy, mVec[2] + dz);
118 }
119 Coord offsetBy(Int32 n) const { return offsetBy(n, n, n); }
120
121 Coord& operator+=(const Coord& rhs)
122 {
123 mVec[0] += rhs[0];
124 mVec[1] += rhs[1];
125 mVec[2] += rhs[2];
126 return *this;
127 }
128 Coord& operator-=(const Coord& rhs)
129 {
130 mVec[0] -= rhs[0];
131 mVec[1] -= rhs[1];
132 mVec[2] -= rhs[2];
133 return *this;
134 }
135 Coord operator+(const Coord& rhs) const
136 {
137 return Coord(mVec[0] + rhs[0], mVec[1] + rhs[1], mVec[2] + rhs[2]);
138 }
139 Coord operator-(const Coord& rhs) const
140 {
141 return Coord(mVec[0] - rhs[0], mVec[1] - rhs[1], mVec[2] - rhs[2]);
142 }
143 Coord operator-() const { return Coord(-mVec[0], -mVec[1], -mVec[2]); }
144
145 Coord operator>> (size_t n) const { return Coord(mVec[0]>>n, mVec[1]>>n, mVec[2]>>n); }
146 Coord operator<< (size_t n) const { return Coord(mVec[0]<<n, mVec[1]<<n, mVec[2]<<n); }
147 Coord& operator<<=(size_t n) { mVec[0]<<=n; mVec[1]<<=n; mVec[2]<<=n; return *this; }
148 Coord& operator>>=(size_t n) { mVec[0]>>=n; mVec[1]>>=n; mVec[2]>>=n; return *this; }
149 Coord operator& (Int32 n) const { return Coord(mVec[0] & n, mVec[1] & n, mVec[2] & n); }
150 Coord operator| (Int32 n) const { return Coord(mVec[0] | n, mVec[1] | n, mVec[2] | n); }
151 Coord& operator&= (Int32 n) { mVec[0]&=n; mVec[1]&=n; mVec[2]&=n; return *this; }
152 Coord& operator|= (Int32 n) { mVec[0]|=n; mVec[1]|=n; mVec[2]|=n; return *this; }
153
154 Int32 x() const { return mVec[0]; }
155 Int32 y() const { return mVec[1]; }
156 Int32 z() const { return mVec[2]; }
157 Int32 operator[](size_t i) const { assert(i < 3); return mVec[i]; }
158 Int32& x() { return mVec[0]; }
159 Int32& y() { return mVec[1]; }
160 Int32& z() { return mVec[2]; }
161 Int32& operator[](size_t i) { assert(i < 3); return mVec[i]; }
162
163 const Int32* data() const { return mVec.data(); }
164 Int32* data() { return mVec.data(); }
165 const Int32* asPointer() const { return mVec.data(); }
166 Int32* asPointer() { return mVec.data(); }
167 Vec3d asVec3d() const { return Vec3d(double(mVec[0]), double(mVec[1]), double(mVec[2])); }
168 Vec3s asVec3s() const { return Vec3s(float(mVec[0]), float(mVec[1]), float(mVec[2])); }
169 Vec3i asVec3i() const { return Vec3i(mVec.data()); }
170 Vec3I asVec3I() const { return Vec3I(Index32(mVec[0]), Index32(mVec[1]), Index32(mVec[2])); }
171 void asXYZ(Int32& x, Int32& y, Int32& z) const { x = mVec[0]; y = mVec[1]; z = mVec[2]; }
172
173 bool operator==(const Coord& rhs) const
174 {
175 return (mVec[0] == rhs.mVec[0] && mVec[1] == rhs.mVec[1] && mVec[2] == rhs.mVec[2]);
176 }
177 bool operator!=(const Coord& rhs) const { return !(*this == rhs); }
178
180 bool operator<(const Coord& rhs) const
181 {
182 return this->x() < rhs.x() ? true : this->x() > rhs.x() ? false
183 : this->y() < rhs.y() ? true : this->y() > rhs.y() ? false
184 : this->z() < rhs.z() ? true : false;
185 }
187 bool operator<=(const Coord& rhs) const
188 {
189 return this->x() < rhs.x() ? true : this->x() > rhs.x() ? false
190 : this->y() < rhs.y() ? true : this->y() > rhs.y() ? false
191 : this->z() <=rhs.z() ? true : false;
192 }
194 bool operator>(const Coord& rhs) const { return !(*this <= rhs); }
196 bool operator>=(const Coord& rhs) const { return !(*this < rhs); }
197
199 void minComponent(const Coord& other)
200 {
201 mVec[0] = std::min(mVec[0], other.mVec[0]);
202 mVec[1] = std::min(mVec[1], other.mVec[1]);
203 mVec[2] = std::min(mVec[2], other.mVec[2]);
204 }
205
207 void maxComponent(const Coord& other)
208 {
209 mVec[0] = std::max(mVec[0], other.mVec[0]);
210 mVec[1] = std::max(mVec[1], other.mVec[1]);
211 mVec[2] = std::max(mVec[2], other.mVec[2]);
212 }
213
215 static inline Coord minComponent(const Coord& lhs, const Coord& rhs)
216 {
217 return Coord(std::min(lhs.x(), rhs.x()),
218 std::min(lhs.y(), rhs.y()),
219 std::min(lhs.z(), rhs.z()));
220 }
221
223 static inline Coord maxComponent(const Coord& lhs, const Coord& rhs)
224 {
225 return Coord(std::max(lhs.x(), rhs.x()),
226 std::max(lhs.y(), rhs.y()),
227 std::max(lhs.z(), rhs.z()));
228 }
229
232 static inline bool lessThan(const Coord& a, const Coord& b)
233 {
234 return (a[0] < b[0] || a[1] < b[1] || a[2] < b[2]);
235 }
236
238 size_t minIndex() const { return MinIndex(mVec); }
239
241 size_t maxIndex() const { return MaxIndex(mVec); }
242
243 void read(std::istream& is) { is.read(reinterpret_cast<char*>(mVec.data()), sizeof(mVec)); }
244 void write(std::ostream& os) const
245 {
246 os.write(reinterpret_cast<const char*>(mVec.data()), sizeof(mVec));
247 }
248
249 private:
250 std::array<Int32, 3> mVec;
251 }; // class Coord
252
253
255
256
261 class CoordBBox
262 {
263 public:
264 using Index64 = uint64_t;
265 using ValueType = Coord::ValueType;
266
270 template<bool ZYXOrder>
271 class Iterator
272 {
273 public:
275 Iterator(const CoordBBox& b): mPos(b.min()), mMin(b.min()), mMax(b.max()) {}
279 Iterator& operator++() { ZYXOrder ? next<2,1,0>() : next<0,1,2>(); return *this; }
281 operator bool() const { return ZYXOrder ? (mPos[0] <= mMax[0]) : (mPos[2] <= mMax[2]); }
283 const Coord& operator*() const { return mPos; }
285 bool operator==(const Iterator& other) const
286 {
287 return ((mPos == other.mPos) && (mMin == other.mMin) && (mMax == other.mMax));
288 }
290 bool operator!=(const Iterator& other) const { return !(*this == other); }
291 private:
292 template<size_t a, size_t b, size_t c>
293 void next()
294 {
295 if (mPos[a] < mMax[a]) { ++mPos[a]; } // this is the most common case
296 else if (mPos[b] < mMax[b]) { mPos[a] = mMin[a]; ++mPos[b]; }
297 else if (mPos[c] <= mMax[c]) { mPos[a] = mMin[a]; mPos[b] = mMin[b]; ++mPos[c]; }
298 }
299 Coord mPos, mMin, mMax;
300 friend class CoordBBox; // for CoordBBox::end()
301 };// CoordBBox::Iterator
302
303 using ZYXIterator = Iterator</*ZYX=*/true>;
304 using XYZIterator = Iterator</*ZYX=*/false>;
305
307 CoordBBox(): mMin(Coord::max()), mMax(Coord::min()) {}
309 CoordBBox(const Coord& min, const Coord& max): mMin(min), mMax(max) {}
311 CoordBBox(ValueType xMin, ValueType yMin, ValueType zMin,
312 ValueType xMax, ValueType yMax, ValueType zMax)
313 : mMin(xMin, yMin, zMin), mMax(xMax, yMax, zMax)
314 {
315 }
318 CoordBBox(CoordBBox& other, const tbb::split&): mMin(other.mMin), mMax(other.mMax)
319 {
320 assert(this->is_divisible());
321 const size_t n = this->maxExtent();
322 mMax[n] = (mMin[n] + mMax[n]) >> 1;
323 other.mMin[n] = mMax[n] + 1;
324 }
325
326 static CoordBBox createCube(const Coord& min, ValueType dim)
327 {
328 return CoordBBox(min, min.offsetBy(dim - 1));
329 }
330
332 static CoordBBox inf() { return CoordBBox(Coord::min(), Coord::max()); }
333
334 const Coord& min() const { return mMin; }
335 const Coord& max() const { return mMax; }
336
337 Coord& min() { return mMin; }
338 Coord& max() { return mMax; }
339
340 void reset() { mMin = Coord::max(); mMax = Coord::min(); }
341 void reset(const Coord& min, const Coord& max) { mMin = min; mMax = max; }
342 void resetToCube(const Coord& min, ValueType dim) { mMin = min; mMax = min.offsetBy(dim - 1); }
343
346 Coord getStart() const { return mMin; }
349 Coord getEnd() const { return mMax.offsetBy(1); }
350
352 ZYXIterator begin() const { return ZYXIterator{*this}; }
354 ZYXIterator beginZYX() const { return ZYXIterator{*this}; }
356 XYZIterator beginXYZ() const { return XYZIterator{*this}; }
357
359 ZYXIterator end() const { ZYXIterator it{*this}; it.mPos[0] = mMax[0] + 1; return it; }
361 ZYXIterator endZYX() const { return end(); }
363 XYZIterator endXYZ() const { XYZIterator it{*this}; it.mPos[2] = mMax[2] + 1; return it; }
364
365 bool operator==(const CoordBBox& rhs) const { return mMin == rhs.mMin && mMax == rhs.mMax; }
366 bool operator!=(const CoordBBox& rhs) const { return !(*this == rhs); }
367
369 bool empty() const { return (mMin[0] > mMax[0] || mMin[1] > mMax[1] || mMin[2] > mMax[2]); }
371 operator bool() const { return !this->empty(); }
373 bool hasVolume() const { return !this->empty(); }
374
376 Vec3d getCenter() const { return 0.5 * Vec3d((mMin + mMax).asPointer()); }
377
381 Coord dim() const { return mMax.offsetBy(1) - mMin; }
383 Coord extents() const { return this->dim(); }
386 Index64 volume() const
387 {
388 const Coord d = this->dim();
389 return Index64(d[0]) * Index64(d[1]) * Index64(d[2]);
390 }
392 bool is_divisible() const { return mMin[0]<mMax[0] && mMin[1]<mMax[1] && mMin[2]<mMax[2]; }
393
395 size_t minExtent() const { return this->dim().minIndex(); }
396
398 size_t maxExtent() const { return this->dim().maxIndex(); }
399
401 bool isInside(const Coord& xyz) const
402 {
403 return !(Coord::lessThan(xyz,mMin) || Coord::lessThan(mMax,xyz));
404 }
405
407 bool isInside(const CoordBBox& b) const
408 {
409 return !(Coord::lessThan(b.mMin,mMin) || Coord::lessThan(mMax,b.mMax));
410 }
411
413 bool hasOverlap(const CoordBBox& b) const
414 {
415 return !(Coord::lessThan(mMax,b.mMin) || Coord::lessThan(b.mMax,mMin));
416 }
417
419 void expand(ValueType padding)
420 {
421 mMin.offset(-padding);
422 mMax.offset( padding);
423 }
424
426 CoordBBox expandBy(ValueType padding) const
427 {
428 return CoordBBox(mMin.offsetBy(-padding),mMax.offsetBy(padding));
429 }
430
432 void expand(const Coord& xyz)
433 {
434 mMin.minComponent(xyz);
435 mMax.maxComponent(xyz);
436 }
437
439 void expand(const CoordBBox& bbox)
440 {
441 mMin.minComponent(bbox.min());
442 mMax.maxComponent(bbox.max());
443 }
445 void intersect(const CoordBBox& bbox)
446 {
447 mMin.maxComponent(bbox.min());
448 mMax.minComponent(bbox.max());
449 }
452 void expand(const Coord& min, Coord::ValueType dim)
453 {
454 mMin.minComponent(min);
455 mMax.maxComponent(min.offsetBy(dim-1));
456 }
458 void translate(const Coord& t) { mMin += t; mMax += t; }
459
464 void getCornerPoints(Coord *p) const
465 {
466 assert(p != nullptr);
467 p->reset(mMin.x(), mMin.y(), mMin.z()); ++p;
468 p->reset(mMin.x(), mMin.y(), mMax.z()); ++p;
469 p->reset(mMin.x(), mMax.y(), mMin.z()); ++p;
470 p->reset(mMin.x(), mMax.y(), mMax.z()); ++p;
471 p->reset(mMax.x(), mMin.y(), mMin.z()); ++p;
472 p->reset(mMax.x(), mMin.y(), mMax.z()); ++p;
473 p->reset(mMax.x(), mMax.y(), mMin.z()); ++p;
474 p->reset(mMax.x(), mMax.y(), mMax.z());
475 }
476
478 CoordBBox operator>> (size_t n) const { return CoordBBox(mMin>>n, mMax>>n); }
480 CoordBBox operator<< (size_t n) const { return CoordBBox(mMin<<n, mMax<<n); }
481 CoordBBox& operator<<=(size_t n) { mMin <<= n; mMax <<= n; return *this; }
482 CoordBBox& operator>>=(size_t n) { mMin >>= n; mMax >>= n; return *this; }
483 CoordBBox operator& (Coord::Int32 n) const { return CoordBBox(mMin & n, mMax & n); }
484 CoordBBox operator| (Coord::Int32 n) const { return CoordBBox(mMin | n, mMax | n); }
485 CoordBBox& operator&= (Coord::Int32 n) { mMin &= n; mMax &= n; return *this; }
486 CoordBBox& operator|= (Coord::Int32 n) { mMin |= n; mMax |= n; return *this; }
488
490 void read(std::istream& is) { mMin.read(is); mMax.read(is); }
492 void write(std::ostream& os) const { mMin.write(os); mMax.write(os); }
493
494 private:
495 Coord mMin, mMax;
496 }; // class CoordBBox
497
498
500
501
502 inline std::ostream& operator<<(std::ostream& os, const Coord& xyz)
503 {
504 os << xyz.asVec3i(); return os;
505 }
506
507
508 inline Coord
509 Abs(const Coord& xyz)
510 {
511 return Coord(Abs(xyz[0]), Abs(xyz[1]), Abs(xyz[2]));
512 }
513
514
516 template<typename T>
518 inline Vec3<typename promote<T, typename Coord::ValueType>::type>
519 operator+(const Vec3<T>& v0, const Coord& v1)
520 {
521 Vec3<typename promote<T, typename Coord::ValueType>::type> result(v0);
522 result[0] += v1[0];
523 result[1] += v1[1];
524 result[2] += v1[2];
525 return result;
526 }
527
528 template<typename T>
529 inline Vec3<typename promote<T, typename Coord::ValueType>::type>
530 operator+(const Coord& v1, const Vec3<T>& v0)
531 {
532 Vec3<typename promote<T, typename Coord::ValueType>::type> result(v0);
533 result[0] += v1[0];
534 result[1] += v1[1];
535 result[2] += v1[2];
536 return result;
537 }
539
540
542 template <typename T>
544 inline Vec3<typename promote<T, Coord::ValueType>::type>
545 operator-(const Vec3<T>& v0, const Coord& v1)
546 {
547 Vec3<typename promote<T, Coord::ValueType>::type> result(v0);
548 result[0] -= v1[0];
549 result[1] -= v1[1];
550 result[2] -= v1[2];
551 return result;
552 }
553
554 template <typename T>
555 inline Vec3<typename promote<T, Coord::ValueType>::type>
556 operator-(const Coord& v1, const Vec3<T>& v0)
557 {
558 Vec3<typename promote<T, Coord::ValueType>::type> result(v0);
559 result[0] -= v1[0];
560 result[1] -= v1[1];
561 result[2] -= v1[2];
562 return -result;
563 }
565
566 inline std::ostream&
567 operator<<(std::ostream& os, const CoordBBox& b)
568 {
569 os << b.min() << " -> " << b.max();
570 return os;
571 }
572
573 } // namespace math
574 } // namespace OPENVDB_VERSION_NAME
575 } // namespace openvdb
576
577 #endif // OPENVDB_MATH_COORD_HAS_BEEN_INCLUDED
578
579 // Copyright (c) 2012-2017 DreamWorks Animation LLC
580 // All rights reserved. This software is distributed under the
581 // Mozilla Public License 2.0 ( http://www.mozilla.org/MPL/2.0/ )
openvdb::v4_0_2::math::Coord::operator[]
Int32 operator[](size_t i) const
Definition: Coord.h:157
openvdb::v4_0_2::math::Coord::offsetBy
Coord offsetBy(Int32 dx, Int32 dy, Int32 dz) const
Definition: Coord.h:115
openvdb::v4_0_2::Vec3I
math::Vec3< Index32 > Vec3I
Definition: Types.h:76
openvdb::v4_0_2::math::Coord::operator!=
bool operator!=(const Coord &rhs) const
Definition: Coord.h:177
openvdb::v4_0_2::math::Coord::floor
static Coord floor(const Vec3< T > &xyz)
Return the largest integer coordinates that are not greater than xyz (node centered conversion)...
Definition: Coord.h:80
openvdb::v4_0_2::math::CoordBBox::read
void read(std::istream &is)
Unserialize this bounding box from the given stream.
Definition: Coord.h:490
openvdb::v4_0_2::math::Coord::operator+
Coord operator+(const Coord &rhs) const
Definition: Coord.h:135
openvdb::v4_0_2::math::CoordBBox::min
Coord & min()
Definition: Coord.h:337
openvdb::v4_0_2::math::Coord::operator>
bool operator>(const Coord &rhs) const
Lexicographic greater than.
Definition: Coord.h:194
Vec3.h
openvdb::v4_0_2::math::Coord::z
Int32 z() const
Definition: Coord.h:156
Math.h
General-purpose arithmetic and comparison routines, most of which accept arbitrary value types (or at...
openvdb::v4_0_2::math::CoordBBox::Iterator::operator++
Iterator & operator++()
Increment the iterator to point to the next coordinate.
Definition: Coord.h:279
openvdb::v4_0_2::math::Coord::Limits
std::numeric_limits< ValueType > Limits
Definition: Coord.h:57
openvdb::v4_0_2::math::Coord::setZ
Coord & setZ(Int32 z)
Definition: Coord.h:105
openvdb::v4_0_2::math::CoordBBox::beginXYZ
XYZIterator beginXYZ() const
Return an XYZ-order iterator that points to the minimum coordinate.
Definition: Coord.h:356
openvdb::v4_0_2::math::Coord::Coord
Coord()
Definition: Coord.h:59
openvdb::v4_0_2::math::Coord::Coord
Coord(Int32 xyz)
Definition: Coord.h:60
openvdb::v4_0_2::math::CoordBBox::hasVolume
bool hasVolume() const
Return true if this bounding box is nonempty (i.e., encloses at least one coordinate).
Definition: Coord.h:373
openvdb::v4_0_2::math::Coord::write
void write(std::ostream &os) const
Definition: Coord.h:244
openvdb::v4_0_2::math::CoordBBox::operator==
bool operator==(const CoordBBox &rhs) const
Definition: Coord.h:365
openvdb::v4_0_2::math::CoordBBox::CoordBBox
CoordBBox(ValueType xMin, ValueType yMin, ValueType zMin, ValueType xMax, ValueType yMax, ValueType zMax)
Construct from individual components of the min and max bounds.
Definition: Coord.h:311
openvdb::v4_0_2::math::CoordBBox::is_divisible
bool is_divisible() const
Return true if this bounding box can be subdivided [mainly for use by TBB].
Definition: Coord.h:392
openvdb::v4_0_2::math::operator+
Vec3< typename promote< T, typename Coord::ValueType >::type > operator+(const Coord &v1, const Vec3< T > &v0)
Allow a Coord to be added to or subtracted from a Vec3.
Definition: Coord.h:530
openvdb::v4_0_2::math::MinIndex
size_t MinIndex(const Vec3T &v)
Return the index [0,1,2] of the smallest value in a 3D vector.
Definition: Math.h:886
openvdb::v4_0_2::math::Coord::read
void read(std::istream &is)
Definition: Coord.h:243
openvdb::v4_0_2::math::Coord::min
static Coord min()
Return the smallest possible coordinate.
Definition: Coord.h:67
openvdb::v4_0_2::math::CoordBBox::volume
Index64 volume() const
Return the integer volume of coordinates spanned by this bounding box.
Definition: Coord.h:386
openvdb::v4_0_2::math::Coord::operator-=
Coord & operator-=(const Coord &rhs)
Definition: Coord.h:128
openvdb::v4_0_2::math::Coord::y
Int32 y() const
Definition: Coord.h:155
openvdb::v4_0_2::math::CoordBBox::max
Coord & max()
Definition: Coord.h:338
openvdb::v4_0_2::Index32
uint32_t Index32
Definition: Types.h:55
openvdb::v4_0_2::math::CoordBBox::beginZYX
ZYXIterator beginZYX() const
Return a ZYX-order iterator that points to the minimum coordinate.
Definition: Coord.h:354
openvdb::v4_0_2::math::Coord::operator>>=
Coord & operator>>=(size_t n)
Definition: Coord.h:148
openvdb::v4_0_2::math::CoordBBox::end
ZYXIterator end() const
Return a ZYX-order iterator that points past the maximum coordinate.
Definition: Coord.h:359
openvdb::v4_0_2::math::CoordBBox::CoordBBox
CoordBBox(CoordBBox &other, const tbb::split &)
Splitting constructor for use in TBB ranges.
Definition: Coord.h:318
i
tbb::atomic< Index32 > i
Definition: LeafBuffer.h:71
openvdb::v4_0_2::math::Ceil
int Ceil(float x)
Return the ceiling of x.
Definition: Math.h:806
openvdb::v4_0_2::math::Coord::asVec3i
Vec3i asVec3i() const
Definition: Coord.h:169
openvdb::v4_0_2::math::Coord::data
const Int32 * data() const
Definition: Coord.h:163
openvdb::v4_0_2::math::CoordBBox::endXYZ
XYZIterator endXYZ() const
Return an XYZ-order iterator that points past the maximum coordinate.
Definition: Coord.h:363
openvdb::v4_0_2::math::CoordBBox::resetToCube
void resetToCube(const Coord &min, ValueType dim)
Definition: Coord.h:342
openvdb::v4_0_2::math::CoordBBox
Axis-aligned bounding box of signed integer coordinates.
Definition: Coord.h:261
openvdb::v4_0_2::math::Coord::maxComponent
static Coord maxComponent(const Coord &lhs, const Coord &rhs)
Return the component-wise maximum of the two Coords.
Definition: Coord.h:223
openvdb::v4_0_2::math::Coord::Coord
Coord(const Int32 *v)
Definition: Coord.h:64
openvdb::v4_0_2::math::Coord::offsetBy
Coord offsetBy(Int32 n) const
Definition: Coord.h:119
openvdb::v4_0_2::math::CoordBBox::expand
void expand(ValueType padding)
Pad this bounding box with the specified padding.
Definition: Coord.h:419
openvdb::v4_0_2::math::CoordBBox::Iterator
Iterator over the Coord domain covered by a CoordBBox.
Definition: Coord.h:271
openvdb::v4_0_2::math::Vec3i
Vec3< int32_t > Vec3i
Definition: Vec3.h:675
openvdb::v4_0_2::math::Vec3
Definition: Mat.h:195
openvdb::v4_0_2::math::CoordBBox::expandBy
CoordBBox expandBy(ValueType padding) const
Return a new instance that is expanded by the specified padding.
Definition: Coord.h:426
openvdb::v4_0_2::math::Vec3s
Vec3< float > Vec3s
Definition: Vec3.h:677
openvdb::v4_0_2::math::Coord::Coord
Coord(const Vec3I &v)
Definition: Coord.h:63
openvdb::v4_0_2::math::CoordBBox::operator>>=
CoordBBox & operator>>=(size_t n)
Bit-wise operations performed on both the min and max members.
Definition: Coord.h:482
openvdb::v4_0_2::math::Coord::operator<<=
Coord & operator<<=(size_t n)
Definition: Coord.h:147
openvdb::v4_0_2::math::CoordBBox::getEnd
Coord getEnd() const
Return the maximum coordinate plus one.
Definition: Coord.h:349
openvdb::v4_0_2::math::CoordBBox::getCenter
Vec3d getCenter() const
Return the floating-point position of the center of this bounding box.
Definition: Coord.h:376
openvdb::v4_0_2::math::CoordBBox::isInside
bool isInside(const CoordBBox &b) const
Return true if the given bounding box is inside this bounding box.
Definition: Coord.h:407
openvdb::v4_0_2::tools::composite::max
const std::enable_if<!VecTraits< T >::IsVec, T >::type & max(const T &a, const T &b)
Definition: Composite.h:133
openvdb::v4_0_2::tools::composite::min
const std::enable_if<!VecTraits< T >::IsVec, T >::type & min(const T &a, const T &b)
Definition: Composite.h:129
openvdb::v4_0_2::math::Coord::data
Int32 * data()
Definition: Coord.h:164
openvdb::v4_0_2::Index64
uint64_t Index64
Definition: Types.h:56
openvdb::v4_0_2::math::Coord::operator[]
Int32 & operator[](size_t i)
Definition: Coord.h:161
openvdb::v4_0_2::math::CoordBBox::expand
void expand(const Coord &xyz)
Expand this bounding box to enclose point (x, y, z).
Definition: Coord.h:432
openvdb::v4_0_2::math::Coord::operator<=
bool operator<=(const Coord &rhs) const
Lexicographic less than or equal to.
Definition: Coord.h:187
openvdb::v4_0_2::math::Coord::asPointer
const Int32 * asPointer() const
Definition: Coord.h:165
openvdb::v4_0_2::math::Coord::x
Int32 & x()
Definition: Coord.h:158
OPENVDB_VERSION_NAME
#define OPENVDB_VERSION_NAME
Definition: version.h:43
openvdb::v4_0_2::math::CoordBBox::extents
Coord extents() const
Definition: Coord.h:383
openvdb::v4_0_2::math::CoordBBox::translate
void translate(const Coord &t)
Translate this bounding box by .
Definition: Coord.h:458
openvdb::v4_0_2::math::CoordBBox::getStart
Coord getStart() const
Return the minimum coordinate.
Definition: Coord.h:346
openvdb::v4_0_2::math::CoordBBox::CoordBBox
CoordBBox()
The default constructor produces an empty bounding box.
Definition: Coord.h:307
openvdb::v4_0_2::math::CoordBBox::Iterator::operator==
bool operator==(const Iterator &other) const
Return true if this iterator and the given iterator point to the same coordinate. ...
Definition: Coord.h:285
openvdb::v4_0_2::math::Coord::minIndex
size_t minIndex() const
Return the index (0, 1 or 2) with the smallest value.
Definition: Coord.h:238
openvdb::v4_0_2::math::Abs
Coord Abs(const Coord &xyz)
Definition: Coord.h:509
openvdb::v4_0_2::math::Coord::operator+=
Coord & operator+=(const Coord &rhs)
Definition: Coord.h:121
openvdb::v4_0_2::math::CoordBBox::inf
static CoordBBox inf()
Return an "infinite" bounding box, as defined by the Coord value range.
Definition: Coord.h:332
openvdb::v4_0_2::math::Coord::max
static Coord max()
Return the largest possible coordinate.
Definition: Coord.h:70
openvdb::v4_0_2::math::Coord::reset
Coord & reset(Int32 xyz)
Reset all three coordinates with the same specified argument.
Definition: Coord.h:101
openvdb::v4_0_2::math::Coord::asXYZ
void asXYZ(Int32 &x, Int32 &y, Int32 &z) const
Definition: Coord.h:171
openvdb::v4_0_2::math::CoordBBox::isInside
bool isInside(const Coord &xyz) const
Return true if point (x, y, z) is inside this bounding box.
Definition: Coord.h:401
openvdb
Definition: Exceptions.h:39
openvdb::v4_0_2::math::Coord::setX
Coord & setX(Int32 x)
Definition: Coord.h:103
openvdb::v4_0_2::math::Coord::minComponent
void minComponent(const Coord &other)
Perform a component-wise minimum with the other Coord.
Definition: Coord.h:199
openvdb::v4_0_2::math::Coord::offset
Coord & offset(Int32 dx, Int32 dy, Int32 dz)
Definition: Coord.h:107
openvdb::v4_0_2::math::Coord::z
Int32 & z()
Definition: Coord.h:160
openvdb::v4_0_2::math::CoordBBox::max
const Coord & max() const
Definition: Coord.h:335
openvdb::v4_0_2::math::CoordBBox::intersect
void intersect(const CoordBBox &bbox)
Intersect this bounding box with the given bounding box.
Definition: Coord.h:445
openvdb::v4_0_2::math::Vec3d
Vec3< double > Vec3d
Definition: Vec3.h:678
openvdb::v4_0_2::math::Coord::y
Int32 & y()
Definition: Coord.h:159
openvdb::v4_0_2::math::CoordBBox::Iterator::operator!=
bool operator!=(const Iterator &other) const
Return true if this iterator and the given iterator point to different coordinates.
Definition: Coord.h:290
openvdb::v4_0_2::math::Coord::maxIndex
size_t maxIndex() const
Return the index (0, 1 or 2) with the largest value.
Definition: Coord.h:241
openvdb::v4_0_2::math::Coord::operator>=
bool operator>=(const Coord &rhs) const
Lexicographic greater than or equal to.
Definition: Coord.h:196
openvdb::v4_0_2::math::CoordBBox::createCube
static CoordBBox createCube(const Coord &min, ValueType dim)
Definition: Coord.h:326
openvdb::v4_0_2::math::CoordBBox::getCornerPoints
void getCornerPoints(Coord *p) const
Populates an array with the eight corner points of this bounding box.
Definition: Coord.h:464
openvdb::v4_0_2::math::CoordBBox::maxExtent
size_t maxExtent() const
Return the index (0, 1 or 2) of the longest axis.
Definition: Coord.h:398
openvdb::v4_0_2::math::CoordBBox::empty
bool empty() const
Return true if this bounding box is empty (i.e., encloses no coordinates).
Definition: Coord.h:369
openvdb::v4_0_2::math::Coord::x
Int32 x() const
Definition: Coord.h:154
openvdb::v4_0_2::math::CoordBBox::expand
void expand(const CoordBBox &bbox)
Union this bounding box with the given bounding box.
Definition: Coord.h:439
openvdb::v4_0_2::math::Coord::operator-
Coord operator-() const
Definition: Coord.h:143
openvdb::v4_0_2::math::Coord::reset
Coord & reset(Int32 x, Int32 y, Int32 z)
Reset all three coordinates with the specified arguments.
Definition: Coord.h:93
openvdb::v4_0_2::math::CoordBBox::minExtent
size_t minExtent() const
Return the index (0, 1 or 2) of the shortest axis.
Definition: Coord.h:395
openvdb::v4_0_2::math::Coord::asPointer
Int32 * asPointer()
Definition: Coord.h:166
openvdb::v4_0_2::math::Coord::operator-
Coord operator-(const Coord &rhs) const
Definition: Coord.h:139
openvdb::v4_0_2::math::Coord::round
static Coord round(const Vec3< T > &xyz)
Return xyz rounded to the closest integer coordinates (cell centered conversion). ...
Definition: Coord.h:74
tbb
Definition: Coord.h:39
openvdb::v4_0_2::math::Coord::asVec3I
Vec3I asVec3I() const
Definition: Coord.h:170
openvdb::v4_0_2::math::Coord::operator<
bool operator<(const Coord &rhs) const
Lexicographic less than.
Definition: Coord.h:180
openvdb::v4_0_2::math::CoordBBox::reset
void reset(const Coord &min, const Coord &max)
Definition: Coord.h:341
openvdb::v4_0_2::math::operator-
Vec3< typename promote< T, Coord::ValueType >::type > operator-(const Coord &v1, const Vec3< T > &v0)
Allow a Coord to be subtracted from a Vec3.
Definition: Coord.h:556
openvdb::v4_0_2::math::Coord
Signed (x, y, z) 32-bit integer coordinates.
Definition: Coord.h:48
openvdb::v4_0_2::math::Coord::operator==
bool operator==(const Coord &rhs) const
Definition: Coord.h:173
openvdb::v4_0_2::math::Coord::asVec3s
Vec3s asVec3s() const
Definition: Coord.h:168
openvdb::v4_0_2::math::Round
float Round(float x)
Return x rounded to the nearest integer.
Definition: Math.h:769
openvdb::v4_0_2::Int32
int32_t Int32
Definition: Types.h:59
openvdb::v4_0_2::math::operator<<
std::ostream & operator<<(std::ostream &os, const CoordBBox &b)
Definition: Coord.h:567
openvdb::v4_0_2::math::Coord::minComponent
static Coord minComponent(const Coord &lhs, const Coord &rhs)
Return the component-wise minimum of the two Coords.
Definition: Coord.h:215
openvdb::v4_0_2::math::CoordBBox::Iterator::Iterator
Iterator(const CoordBBox &b)
C-tor from a bounding box.
Definition: Coord.h:275
openvdb::v4_0_2::math::CoordBBox::dim
Coord dim() const
Return the dimensions of the coordinates spanned by this bounding box.
Definition: Coord.h:381
openvdb::v4_0_2::math::CoordBBox::begin
ZYXIterator begin() const
Return a ZYX-order iterator that points to the minimum coordinate.
Definition: Coord.h:352
openvdb::v4_0_2::math::CoordBBox::expand
void expand(const Coord &min, Coord::ValueType dim)
Union this bounding box with the cubical bounding box of the given size and with the given minimum co...
Definition: Coord.h:452
openvdb::v4_0_2::math::CoordBBox::CoordBBox
CoordBBox(const Coord &min, const Coord &max)
Construct a bounding box with the given min and max bounds.
Definition: Coord.h:309
OPENVDB_USE_VERSION_NAMESPACE
#define OPENVDB_USE_VERSION_NAMESPACE
Definition: version.h:71
openvdb::v4_0_2::math::Coord::Int32
int32_t Int32
Definition: Coord.h:51
openvdb::v4_0_2::math::Coord::ValueType
Int32 ValueType
Definition: Coord.h:56
openvdb::v4_0_2::math::CoordBBox::operator!=
bool operator!=(const CoordBBox &rhs) const
Definition: Coord.h:366
openvdb::v4_0_2::math::Coord::setY
Coord & setY(Int32 y)
Definition: Coord.h:104
openvdb::v4_0_2::math::Coord::maxComponent
void maxComponent(const Coord &other)
Perform a component-wise maximum with the other Coord.
Definition: Coord.h:207
openvdb::v4_0_2::math::Coord::ceil
static Coord ceil(const Vec3< T > &xyz)
Return the largest integer coordinates that are not greater than xyz+1 (node centered conversion)...
Definition: Coord.h:87
openvdb::v4_0_2::math::Coord::lessThan
static bool lessThan(const Coord &a, const Coord &b)
Definition: Coord.h:232
openvdb::v4_0_2::math::CoordBBox::operator<<=
CoordBBox & operator<<=(size_t n)
Bit-wise operations performed on both the min and max members.
Definition: Coord.h:481
openvdb::v4_0_2::math::CoordBBox::min
const Coord & min() const
Definition: Coord.h:334
openvdb::v4_0_2::math::Floor
int Floor(float x)
Return the floor of x.
Definition: Math.h:798
openvdb::v4_0_2::math::CoordBBox::reset
void reset()
Definition: Coord.h:340
openvdb::v4_0_2::math::Coord::Index32
uint32_t Index32
Definition: Coord.h:52
openvdb::v4_0_2::math::Coord::asVec3d
Vec3d asVec3d() const
Definition: Coord.h:167
openvdb::v4_0_2::math::CoordBBox::hasOverlap
bool hasOverlap(const CoordBBox &b) const
Return true if the given bounding box overlaps with this bounding box.
Definition: Coord.h:413
openvdb::v4_0_2::math::CoordBBox::Iterator::operator*
const Coord & operator*() const
Return a const reference to the coordinate currently pointed to.
Definition: Coord.h:283
openvdb::v4_0_2::math::CoordBBox::ValueType
Coord::ValueType ValueType
Definition: Coord.h:265
openvdb::v4_0_2::math::Coord::Coord
Coord(Int32 x, Int32 y, Int32 z)
Definition: Coord.h:61
openvdb::v4_0_2::math::Coord::offset
Coord & offset(Int32 n)
Definition: Coord.h:114
openvdb::v4_0_2::math::CoordBBox::Index64
uint64_t Index64
Definition: Coord.h:264
openvdb::v4_0_2::math::MaxIndex
size_t MaxIndex(const Vec3T &v)
Return the index [0,1,2] of the largest value in a 3D vector.
Definition: Math.h:907
openvdb::v4_0_2::math::CoordBBox::endZYX
ZYXIterator endZYX() const
Return a ZYX-order iterator that points past the maximum coordinate.
Definition: Coord.h:361
openvdb::v4_0_2::math::Coord::Coord
Coord(const Vec3i &v)
Definition: Coord.h:62
openvdb::v4_0_2::math::CoordBBox::write
void write(std::ostream &os) const
Serialize this bounding box to the given stream.
Definition: Coord.h:492
Platform.h