14#ifndef NANOVDB_PNANOVDB_H_HAS_BEEN_INCLUDED
15#define NANOVDB_PNANOVDB_H_HAS_BEEN_INCLUDED
27#if defined(PNANOVDB_C)
28#ifndef PNANOVDB_ADDRESS_32
29#define PNANOVDB_ADDRESS_64
31#elif defined(PNANOVDB_HLSL)
32#ifndef PNANOVDB_ADDRESS_64
33#define PNANOVDB_ADDRESS_32
35#elif defined(PNANOVDB_GLSL)
36#ifndef PNANOVDB_ADDRESS_64
37#define PNANOVDB_ADDRESS_32
45#if defined(PNANOVDB_C)
52#elif defined(PNANOVDB_HLSL)
54#elif defined(PNANOVDB_GLSL)
66#if defined(PNANOVDB_BUF_CUSTOM)
68#elif defined(PNANOVDB_C)
70#elif defined(PNANOVDB_HLSL)
71#define PNANOVDB_BUF_HLSL
72#elif defined(PNANOVDB_GLSL)
73#define PNANOVDB_BUF_GLSL
76#if defined(PNANOVDB_BUF_C)
80#if defined(__CUDACC__)
81#define PNANOVDB_BUF_FORCE_INLINE static __host__ __device__ __forceinline__
83#define PNANOVDB_BUF_FORCE_INLINE static inline __forceinline
85#define PNANOVDB_BUF_FORCE_INLINE static inline __attribute__((always_inline))
87typedef struct pnanovdb_buf_t
90#ifdef PNANOVDB_BUF_BOUNDS_CHECK
91 uint64_t size_in_words;
94PNANOVDB_BUF_FORCE_INLINE pnanovdb_buf_t pnanovdb_make_buf(uint32_t* data, uint64_t size_in_words)
98#ifdef PNANOVDB_BUF_BOUNDS_CHECK
99 ret.size_in_words = size_in_words;
103#if defined(PNANOVDB_ADDRESS_32)
104PNANOVDB_BUF_FORCE_INLINE uint32_t pnanovdb_buf_read_uint32(pnanovdb_buf_t buf, uint32_t byte_offset)
106 uint32_t wordaddress = (byte_offset >> 2u);
107#ifdef PNANOVDB_BUF_BOUNDS_CHECK
108 return wordaddress < buf.size_in_words ? buf.data[wordaddress] : 0u;
110 return buf.data[wordaddress];
113PNANOVDB_BUF_FORCE_INLINE uint64_t pnanovdb_buf_read_uint64(pnanovdb_buf_t buf, uint32_t byte_offset)
115 uint64_t* data64 = (uint64_t*)buf.data;
116 uint32_t wordaddress64 = (byte_offset >> 3u);
117#ifdef PNANOVDB_BUF_BOUNDS_CHECK
118 uint64_t size_in_words64 = buf.size_in_words >> 1u;
119 return wordaddress64 < size_in_words64 ? data64[wordaddress64] : 0llu;
121 return data64[wordaddress64];
124PNANOVDB_BUF_FORCE_INLINE
void pnanovdb_buf_write_uint32(pnanovdb_buf_t buf, uint32_t byte_offset, uint32_t value)
126 uint32_t wordaddress = (byte_offset >> 2u);
127#ifdef PNANOVDB_BUF_BOUNDS_CHECK
128 if (wordaddress < buf.size_in_words)
130 buf.data[wordaddress] = value;
133 buf.data[wordaddress] = value;
136PNANOVDB_BUF_FORCE_INLINE
void pnanovdb_buf_write_uint64(pnanovdb_buf_t buf, uint32_t byte_offset, uint64_t value)
138 uint64_t* data64 = (uint64_t*)buf.data;
139 uint32_t wordaddress64 = (byte_offset >> 3u);
140#ifdef PNANOVDB_BUF_BOUNDS_CHECK
141 uint64_t size_in_words64 = buf.size_in_words >> 1u;
142 if (wordaddress64 < size_in_words64)
144 data64[wordaddress64] = value;
147 data64[wordaddress64] = value;
150#elif defined(PNANOVDB_ADDRESS_64)
151PNANOVDB_BUF_FORCE_INLINE uint32_t pnanovdb_buf_read_uint32(pnanovdb_buf_t buf, uint64_t byte_offset)
153 uint64_t wordaddress = (byte_offset >> 2u);
154#ifdef PNANOVDB_BUF_BOUNDS_CHECK
155 return wordaddress < buf.size_in_words ? buf.data[wordaddress] : 0u;
157 return buf.data[wordaddress];
160PNANOVDB_BUF_FORCE_INLINE uint64_t pnanovdb_buf_read_uint64(pnanovdb_buf_t buf, uint64_t byte_offset)
162 uint64_t* data64 = (uint64_t*)buf.data;
163 uint64_t wordaddress64 = (byte_offset >> 3u);
164#ifdef PNANOVDB_BUF_BOUNDS_CHECK
165 uint64_t size_in_words64 = buf.size_in_words >> 1u;
166 return wordaddress64 < size_in_words64 ? data64[wordaddress64] : 0llu;
168 return data64[wordaddress64];
171PNANOVDB_BUF_FORCE_INLINE
void pnanovdb_buf_write_uint32(pnanovdb_buf_t buf, uint64_t byte_offset, uint32_t value)
173 uint64_t wordaddress = (byte_offset >> 2u);
174#ifdef PNANOVDB_BUF_BOUNDS_CHECK
175 if (wordaddress < buf.size_in_words)
177 buf.data[wordaddress] = value;
180 buf.data[wordaddress] = value;
183PNANOVDB_BUF_FORCE_INLINE
void pnanovdb_buf_write_uint64(pnanovdb_buf_t buf, uint64_t byte_offset, uint64_t value)
185 uint64_t* data64 = (uint64_t*)buf.data;
186 uint64_t wordaddress64 = (byte_offset >> 3u);
187#ifdef PNANOVDB_BUF_BOUNDS_CHECK
188 uint64_t size_in_words64 = buf.size_in_words >> 1u;
189 if (wordaddress64 < size_in_words64)
191 data64[wordaddress64] = value;
194 data64[wordaddress64] = value;
198typedef uint32_t pnanovdb_grid_type_t;
199#define PNANOVDB_GRID_TYPE_GET(grid_typeIn, nameIn) pnanovdb_grid_type_constants[grid_typeIn].nameIn
200#elif defined(PNANOVDB_BUF_HLSL)
201#if defined(PNANOVDB_ADDRESS_32)
202#define pnanovdb_buf_t StructuredBuffer<uint>
203uint pnanovdb_buf_read_uint32(pnanovdb_buf_t buf, uint byte_offset)
205 return buf[(byte_offset >> 2u)];
207uint2 pnanovdb_buf_read_uint64(pnanovdb_buf_t buf, uint byte_offset)
210 ret.x = pnanovdb_buf_read_uint32(buf, byte_offset + 0u);
211 ret.y = pnanovdb_buf_read_uint32(buf, byte_offset + 4u);
214void pnanovdb_buf_write_uint32(pnanovdb_buf_t buf, uint byte_offset, uint value)
218void pnanovdb_buf_write_uint64(pnanovdb_buf_t buf, uint byte_offset, uint2 value)
222#elif defined(PNANOVDB_ADDRESS_64)
223#define pnanovdb_buf_t StructuredBuffer<uint>
224uint pnanovdb_buf_read_uint32(pnanovdb_buf_t buf, uint64_t byte_offset)
226 return buf[uint(byte_offset >> 2u)];
228uint64_t pnanovdb_buf_read_uint64(pnanovdb_buf_t buf, uint64_t byte_offset)
231 ret = pnanovdb_buf_read_uint32(buf, byte_offset + 0u);
232 ret = ret + (uint64_t(pnanovdb_buf_read_uint32(buf, byte_offset + 4u)) << 32u);
235void pnanovdb_buf_write_uint32(pnanovdb_buf_t buf, uint64_t byte_offset, uint value)
239void pnanovdb_buf_write_uint64(pnanovdb_buf_t buf, uint64_t byte_offset, uint64_t value)
244#define pnanovdb_grid_type_t uint
245#define PNANOVDB_GRID_TYPE_GET(grid_typeIn, nameIn) pnanovdb_grid_type_constants[grid_typeIn].nameIn
246#elif defined(PNANOVDB_BUF_GLSL)
251uint pnanovdb_buf_read_uint32(pnanovdb_buf_t buf, uint byte_offset)
253 return pnanovdb_buf_data[(byte_offset >> 2u)];
255uvec2 pnanovdb_buf_read_uint64(pnanovdb_buf_t buf, uint byte_offset)
258 ret.x = pnanovdb_buf_read_uint32(buf, byte_offset + 0u);
259 ret.y = pnanovdb_buf_read_uint32(buf, byte_offset + 4u);
262void pnanovdb_buf_write_uint32(pnanovdb_buf_t buf, uint byte_offset, uint value)
266void pnanovdb_buf_write_uint64(pnanovdb_buf_t buf, uint byte_offset, uvec2 value)
270#define pnanovdb_grid_type_t uint
271#define PNANOVDB_GRID_TYPE_GET(grid_typeIn, nameIn) pnanovdb_grid_type_constants[grid_typeIn].nameIn
277#if defined(PNANOVDB_C)
278#if defined(__CUDACC__)
279#define PNANOVDB_FORCE_INLINE static __host__ __device__ __forceinline__
281#define PNANOVDB_FORCE_INLINE static inline __forceinline
283#define PNANOVDB_FORCE_INLINE static inline __attribute__((always_inline))
285#elif defined(PNANOVDB_HLSL)
286#define PNANOVDB_FORCE_INLINE
287#elif defined(PNANOVDB_GLSL)
288#define PNANOVDB_FORCE_INLINE
292#if defined(PNANOVDB_C)
293#define PNANOVDB_STRUCT_TYPEDEF(X) typedef struct X X;
294#define PNANOVDB_STATIC_CONST static const
295#define PNANOVDB_INOUT(X) X*
296#define PNANOVDB_IN(X) const X*
297#define PNANOVDB_DEREF(X) (*X)
298#define PNANOVDB_REF(X) &X
299#elif defined(PNANOVDB_HLSL)
300#define PNANOVDB_STRUCT_TYPEDEF(X)
301#define PNANOVDB_STATIC_CONST static const
302#define PNANOVDB_INOUT(X) inout X
303#define PNANOVDB_IN(X) X
304#define PNANOVDB_DEREF(X) X
305#define PNANOVDB_REF(X) X
306#elif defined(PNANOVDB_GLSL)
307#define PNANOVDB_STRUCT_TYPEDEF(X)
308#define PNANOVDB_STATIC_CONST const
309#define PNANOVDB_INOUT(X) inout X
310#define PNANOVDB_IN(X) X
311#define PNANOVDB_DEREF(X) X
312#define PNANOVDB_REF(X) X
316#if defined(PNANOVDB_C)
317#define PNANOVDB_NATIVE_64
318#ifndef __CUDACC_RTC__
321#if !defined(PNANOVDB_MEMCPY_CUSTOM)
322#ifndef __CUDACC_RTC__
325#define pnanovdb_memcpy memcpy
327typedef uint32_t pnanovdb_uint32_t;
328typedef int32_t pnanovdb_int32_t;
329typedef int32_t pnanovdb_bool_t;
330#define PNANOVDB_FALSE 0
331#define PNANOVDB_TRUE 1
332typedef uint64_t pnanovdb_uint64_t;
333typedef int64_t pnanovdb_int64_t;
334typedef struct pnanovdb_coord_t
336 pnanovdb_int32_t x, y, z;
338typedef struct pnanovdb_vec3_t
342PNANOVDB_FORCE_INLINE pnanovdb_int32_t pnanovdb_uint32_as_int32(pnanovdb_uint32_t v) {
return (pnanovdb_int32_t)v; }
343PNANOVDB_FORCE_INLINE pnanovdb_int64_t pnanovdb_uint64_as_int64(pnanovdb_uint64_t v) {
return (pnanovdb_int64_t)v; }
344PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_int64_as_uint64(pnanovdb_int64_t v) {
return (pnanovdb_uint64_t)v; }
345PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_int32_as_uint32(pnanovdb_int32_t v) {
return (pnanovdb_uint32_t)v; }
346PNANOVDB_FORCE_INLINE
float pnanovdb_uint32_as_float(pnanovdb_uint32_t v) {
float vf; pnanovdb_memcpy(&vf, &v,
sizeof(vf));
return vf; }
347PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_float_as_uint32(
float v) {
return *((pnanovdb_uint32_t*)(&v)); }
348PNANOVDB_FORCE_INLINE
double pnanovdb_uint64_as_double(pnanovdb_uint64_t v) {
double vf; pnanovdb_memcpy(&vf, &v,
sizeof(vf));
return vf; }
349PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_double_as_uint64(
double v) {
return *((pnanovdb_uint64_t*)(&v)); }
350PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_uint64_low(pnanovdb_uint64_t v) {
return (pnanovdb_uint32_t)v; }
351PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_uint64_high(pnanovdb_uint64_t v) {
return (pnanovdb_uint32_t)(v >> 32u); }
352PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_uint32_as_uint64(pnanovdb_uint32_t x, pnanovdb_uint32_t y) {
return ((pnanovdb_uint64_t)x) | (((pnanovdb_uint64_t)y) << 32u); }
353PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_uint32_as_uint64_low(pnanovdb_uint32_t x) {
return ((pnanovdb_uint64_t)x); }
354PNANOVDB_FORCE_INLINE pnanovdb_int32_t pnanovdb_uint64_is_equal(pnanovdb_uint64_t a, pnanovdb_uint64_t b) {
return a == b; }
355PNANOVDB_FORCE_INLINE pnanovdb_int32_t pnanovdb_int64_is_zero(pnanovdb_int64_t a) {
return a == 0; }
357PNANOVDB_FORCE_INLINE
float pnanovdb_floor(
float v) {
return floorf(v); }
359PNANOVDB_FORCE_INLINE pnanovdb_int32_t pnanovdb_float_to_int32(
float v) {
return (pnanovdb_int32_t)v; }
360PNANOVDB_FORCE_INLINE
float pnanovdb_int32_to_float(pnanovdb_int32_t v) {
return (
float)v; }
361PNANOVDB_FORCE_INLINE
float pnanovdb_uint32_to_float(pnanovdb_uint32_t v) {
return (
float)v; }
362PNANOVDB_FORCE_INLINE
float pnanovdb_min(
float a,
float b) {
return a < b ? a : b; }
363PNANOVDB_FORCE_INLINE
float pnanovdb_max(
float a,
float b) {
return a > b ? a : b; }
364#elif defined(PNANOVDB_HLSL)
365typedef uint pnanovdb_uint32_t;
366typedef int pnanovdb_int32_t;
367typedef bool pnanovdb_bool_t;
368#define PNANOVDB_FALSE false
369#define PNANOVDB_TRUE true
370typedef int3 pnanovdb_coord_t;
371typedef float3 pnanovdb_vec3_t;
372pnanovdb_int32_t pnanovdb_uint32_as_int32(pnanovdb_uint32_t v) {
return int(v); }
373pnanovdb_uint32_t pnanovdb_int32_as_uint32(pnanovdb_int32_t v) {
return uint(v); }
374float pnanovdb_uint32_as_float(pnanovdb_uint32_t v) {
return asfloat(v); }
375pnanovdb_uint32_t pnanovdb_float_as_uint32(
float v) {
return asuint(v); }
376float pnanovdb_floor(
float v) {
return floor(v); }
377pnanovdb_int32_t pnanovdb_float_to_int32(
float v) {
return int(v); }
378float pnanovdb_int32_to_float(pnanovdb_int32_t v) {
return float(v); }
379float pnanovdb_uint32_to_float(pnanovdb_uint32_t v) {
return float(v); }
380float pnanovdb_min(
float a,
float b) {
return min(a, b); }
381float pnanovdb_max(
float a,
float b) {
return max(a, b); }
382#if defined(PNANOVDB_ADDRESS_32)
383typedef uint2 pnanovdb_uint64_t;
384typedef int2 pnanovdb_int64_t;
385pnanovdb_int64_t pnanovdb_uint64_as_int64(pnanovdb_uint64_t v) {
return int2(v); }
386pnanovdb_uint64_t pnanovdb_int64_as_uint64(pnanovdb_int64_t v) {
return uint2(v); }
387double pnanovdb_uint64_as_double(pnanovdb_uint64_t v) {
return asdouble(v.x, v.y); }
388pnanovdb_uint64_t pnanovdb_double_as_uint64(
double v) { uint2 ret; asuint(v, ret.x, ret.y);
return ret; }
389pnanovdb_uint32_t pnanovdb_uint64_low(pnanovdb_uint64_t v) {
return v.x; }
390pnanovdb_uint32_t pnanovdb_uint64_high(pnanovdb_uint64_t v) {
return v.y; }
391pnanovdb_uint64_t pnanovdb_uint32_as_uint64(pnanovdb_uint32_t x, pnanovdb_uint32_t y) {
return uint2(x, y); }
392pnanovdb_uint64_t pnanovdb_uint32_as_uint64_low(pnanovdb_uint32_t x) {
return uint2(x, 0); }
393bool pnanovdb_uint64_is_equal(pnanovdb_uint64_t a, pnanovdb_uint64_t b) {
return (a.x == b.x) && (a.y == b.y); }
394bool pnanovdb_int64_is_zero(pnanovdb_int64_t a) {
return a.x == 0 && a.y == 0; }
396typedef uint64_t pnanovdb_uint64_t;
397typedef int64_t pnanovdb_int64_t;
398pnanovdb_int64_t pnanovdb_uint64_as_int64(pnanovdb_uint64_t v) {
return int64_t(v); }
399pnanovdb_uint64_t pnanovdb_int64_as_uint64(pnanovdb_int64_t v) {
return uint64_t(v); }
400double pnanovdb_uint64_as_double(pnanovdb_uint64_t v) {
return asdouble(uint(v), uint(v >> 32u)); }
401pnanovdb_uint64_t pnanovdb_double_as_uint64(
double v) { uint2 ret; asuint(v, ret.x, ret.y);
return uint64_t(ret.x) + (uint64_t(ret.y) << 32u); }
402pnanovdb_uint32_t pnanovdb_uint64_low(pnanovdb_uint64_t v) {
return uint(v); }
403pnanovdb_uint32_t pnanovdb_uint64_high(pnanovdb_uint64_t v) {
return uint(v >> 32u); }
404pnanovdb_uint64_t pnanovdb_uint32_as_uint64(pnanovdb_uint32_t x, pnanovdb_uint32_t y) {
return uint64_t(x) + (uint64_t(y) << 32u); }
405pnanovdb_uint64_t pnanovdb_uint32_as_uint64_low(pnanovdb_uint32_t x) {
return uint64_t(x); }
406bool pnanovdb_uint64_is_equal(pnanovdb_uint64_t a, pnanovdb_uint64_t b) {
return a == b; }
407bool pnanovdb_int64_is_zero(pnanovdb_int64_t a) {
return a == 0; }
409#elif defined(PNANOVDB_GLSL)
410#define pnanovdb_uint32_t uint
411#define pnanovdb_int32_t int
412#define pnanovdb_bool_t bool
413#define PNANOVDB_FALSE false
414#define PNANOVDB_TRUE true
415#define pnanovdb_uint64_t uvec2
416#define pnanovdb_int64_t ivec2
417#define pnanovdb_coord_t ivec3
418#define pnanovdb_vec3_t vec3
419pnanovdb_int32_t pnanovdb_uint32_as_int32(pnanovdb_uint32_t v) {
return int(v); }
420pnanovdb_int64_t pnanovdb_uint64_as_int64(pnanovdb_uint64_t v) {
return ivec2(v); }
421pnanovdb_uint64_t pnanovdb_int64_as_uint64(pnanovdb_int64_t v) {
return uvec2(v); }
422pnanovdb_uint32_t pnanovdb_int32_as_uint32(pnanovdb_int32_t v) {
return uint(v); }
423float pnanovdb_uint32_as_float(pnanovdb_uint32_t v) {
return uintBitsToFloat(v); }
424pnanovdb_uint32_t pnanovdb_float_as_uint32(
float v) {
return floatBitsToUint(v); }
425double pnanovdb_uint64_as_double(pnanovdb_uint64_t v) {
return packDouble2x32(uvec2(v.x, v.y)); }
426pnanovdb_uint64_t pnanovdb_double_as_uint64(
double v) {
return unpackDouble2x32(v); }
427pnanovdb_uint32_t pnanovdb_uint64_low(pnanovdb_uint64_t v) {
return v.x; }
428pnanovdb_uint32_t pnanovdb_uint64_high(pnanovdb_uint64_t v) {
return v.y; }
429pnanovdb_uint64_t pnanovdb_uint32_as_uint64(pnanovdb_uint32_t x, pnanovdb_uint32_t y) {
return uvec2(x, y); }
430pnanovdb_uint64_t pnanovdb_uint32_as_uint64_low(pnanovdb_uint32_t x) {
return uvec2(x, 0); }
431bool pnanovdb_uint64_is_equal(pnanovdb_uint64_t a, pnanovdb_uint64_t b) {
return (a.x == b.x) && (a.y == b.y); }
432bool pnanovdb_int64_is_zero(pnanovdb_int64_t a) {
return a.x == 0 && a.y == 0; }
433float pnanovdb_floor(
float v) {
return floor(v); }
434pnanovdb_int32_t pnanovdb_float_to_int32(
float v) {
return int(v); }
435float pnanovdb_int32_to_float(pnanovdb_int32_t v) {
return float(v); }
436float pnanovdb_uint32_to_float(pnanovdb_uint32_t v) {
return float(v); }
437float pnanovdb_min(
float a,
float b) {
return min(a, b); }
438float pnanovdb_max(
float a,
float b) {
return max(a, b); }
443#if defined(PNANOVDB_C)
444PNANOVDB_FORCE_INLINE pnanovdb_vec3_t pnanovdb_vec3_uniform(
float a)
452PNANOVDB_FORCE_INLINE pnanovdb_vec3_t pnanovdb_vec3_add(
const pnanovdb_vec3_t a,
const pnanovdb_vec3_t b)
460PNANOVDB_FORCE_INLINE pnanovdb_vec3_t pnanovdb_vec3_sub(
const pnanovdb_vec3_t a,
const pnanovdb_vec3_t b)
468PNANOVDB_FORCE_INLINE pnanovdb_vec3_t pnanovdb_vec3_mul(
const pnanovdb_vec3_t a,
const pnanovdb_vec3_t b)
476PNANOVDB_FORCE_INLINE pnanovdb_vec3_t pnanovdb_vec3_div(
const pnanovdb_vec3_t a,
const pnanovdb_vec3_t b)
484PNANOVDB_FORCE_INLINE pnanovdb_vec3_t pnanovdb_vec3_min(
const pnanovdb_vec3_t a,
const pnanovdb_vec3_t b)
487 v.x = a.x < b.x ? a.x : b.x;
488 v.y = a.y < b.y ? a.y : b.y;
489 v.z = a.z < b.z ? a.z : b.z;
492PNANOVDB_FORCE_INLINE pnanovdb_vec3_t pnanovdb_vec3_max(
const pnanovdb_vec3_t a,
const pnanovdb_vec3_t b)
495 v.x = a.x > b.x ? a.x : b.x;
496 v.y = a.y > b.y ? a.y : b.y;
497 v.z = a.z > b.z ? a.z : b.z;
500PNANOVDB_FORCE_INLINE pnanovdb_vec3_t pnanovdb_coord_to_vec3(
const pnanovdb_coord_t coord)
503 v.x = pnanovdb_int32_to_float(coord.x);
504 v.y = pnanovdb_int32_to_float(coord.y);
505 v.z = pnanovdb_int32_to_float(coord.z);
508PNANOVDB_FORCE_INLINE pnanovdb_coord_t pnanovdb_coord_uniform(
const pnanovdb_int32_t a)
516PNANOVDB_FORCE_INLINE pnanovdb_coord_t pnanovdb_coord_add(pnanovdb_coord_t a, pnanovdb_coord_t b)
524#elif defined(PNANOVDB_HLSL)
525pnanovdb_vec3_t pnanovdb_vec3_uniform(
float a) {
return float3(a, a, a); }
526pnanovdb_vec3_t pnanovdb_vec3_add(pnanovdb_vec3_t a, pnanovdb_vec3_t b) {
return a + b; }
527pnanovdb_vec3_t pnanovdb_vec3_sub(pnanovdb_vec3_t a, pnanovdb_vec3_t b) {
return a - b; }
528pnanovdb_vec3_t pnanovdb_vec3_mul(pnanovdb_vec3_t a, pnanovdb_vec3_t b) {
return a * b; }
529pnanovdb_vec3_t pnanovdb_vec3_div(pnanovdb_vec3_t a, pnanovdb_vec3_t b) {
return a / b; }
530pnanovdb_vec3_t pnanovdb_vec3_min(pnanovdb_vec3_t a, pnanovdb_vec3_t b) {
return min(a, b); }
531pnanovdb_vec3_t pnanovdb_vec3_max(pnanovdb_vec3_t a, pnanovdb_vec3_t b) {
return max(a, b); }
532pnanovdb_vec3_t pnanovdb_coord_to_vec3(pnanovdb_coord_t coord) {
return float3(coord); }
533pnanovdb_coord_t pnanovdb_coord_uniform(pnanovdb_int32_t a) {
return int3(a, a, a); }
534pnanovdb_coord_t pnanovdb_coord_add(pnanovdb_coord_t a, pnanovdb_coord_t b) {
return a + b; }
535#elif defined(PNANOVDB_GLSL)
536pnanovdb_vec3_t pnanovdb_vec3_uniform(
float a) {
return vec3(a, a, a); }
537pnanovdb_vec3_t pnanovdb_vec3_add(pnanovdb_vec3_t a, pnanovdb_vec3_t b) {
return a + b; }
538pnanovdb_vec3_t pnanovdb_vec3_sub(pnanovdb_vec3_t a, pnanovdb_vec3_t b) {
return a - b; }
539pnanovdb_vec3_t pnanovdb_vec3_mul(pnanovdb_vec3_t a, pnanovdb_vec3_t b) {
return a * b; }
540pnanovdb_vec3_t pnanovdb_vec3_div(pnanovdb_vec3_t a, pnanovdb_vec3_t b) {
return a / b; }
541pnanovdb_vec3_t pnanovdb_vec3_min(pnanovdb_vec3_t a, pnanovdb_vec3_t b) {
return min(a, b); }
542pnanovdb_vec3_t pnanovdb_vec3_max(pnanovdb_vec3_t a, pnanovdb_vec3_t b) {
return max(a, b); }
543pnanovdb_vec3_t pnanovdb_coord_to_vec3(
const pnanovdb_coord_t coord) {
return vec3(coord); }
544pnanovdb_coord_t pnanovdb_coord_uniform(pnanovdb_int32_t a) {
return ivec3(a, a, a); }
545pnanovdb_coord_t pnanovdb_coord_add(pnanovdb_coord_t a, pnanovdb_coord_t b) {
return a + b; }
552#if defined(PNANOVDB_C)
553#if defined(_MSC_VER) && (_MSC_VER >= 1928) && defined(PNANOVDB_USE_INTRINSICS)
554 return __popcnt(value);
555#elif (defined(__GNUC__) || defined(__clang__)) && defined(PNANOVDB_USE_INTRINSICS)
556 return __builtin_popcount(value);
558 value = value - ((value >> 1) & 0x55555555);
559 value = (value & 0x33333333) + ((value >> 2) & 0x33333333);
560 value = (value + (value >> 4)) & 0x0F0F0F0F;
561 return (value * 0x01010101) >> 24;
563#elif defined(PNANOVDB_HLSL)
564 return countbits(value);
565#elif defined(PNANOVDB_GLSL)
566 return bitCount(value);
575#if defined(PNANOVDB_ADDRESS_32)
578 pnanovdb_uint32_t low = pnanovdb_uint64_low(a);
579 pnanovdb_uint32_t high = pnanovdb_uint64_high(a);
585 return pnanovdb_uint32_as_uint64(low, high);
590 pnanovdb_uint32_t low = pnanovdb_uint64_low(a);
591 pnanovdb_uint32_t high = pnanovdb_uint64_high(a);
597 return pnanovdb_uint32_as_uint64(low, high);
602 pnanovdb_uint32_t low = pnanovdb_uint64_low(a);
603 pnanovdb_uint32_t high = pnanovdb_uint64_high(a);
606 ((low >> b) | ((b > 0) ? (high << (32u - b)) : 0u));
611 pnanovdb_uint32_t mask_low = bit_idx < 32u ? 1u << bit_idx : 0u;
612 pnanovdb_uint32_t mask_high = bit_idx >= 32u ? 1u << (bit_idx - 32u) : 0u;
613 return pnanovdb_uint32_as_uint64(mask_low, mask_high);
616PNANOVDB_FORCE_INLINE pnanovdb_uint64_t
pnanovdb_uint64_and(pnanovdb_uint64_t a, pnanovdb_uint64_t b)
618 return pnanovdb_uint32_as_uint64(
619 pnanovdb_uint64_low(a) & pnanovdb_uint64_low(b),
620 pnanovdb_uint64_high(a) & pnanovdb_uint64_high(b)
626 return pnanovdb_uint64_low(a) != 0u || pnanovdb_uint64_high(a) != 0u;
642 return pnanovdb_uint64_low(a >> b);
647 return 1llu << bit_idx;
663#if defined(PNANOVDB_ADDRESS_32)
664struct pnanovdb_address_t
666 pnanovdb_uint32_t byte_offset;
668PNANOVDB_STRUCT_TYPEDEF(pnanovdb_address_t)
670PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_address_offset(pnanovdb_address_t address, pnanovdb_uint32_t byte_offset)
672 pnanovdb_address_t ret = address;
673 ret.byte_offset += byte_offset;
676PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_address_offset_neg(pnanovdb_address_t address, pnanovdb_uint32_t byte_offset)
678 pnanovdb_address_t ret = address;
679 ret.byte_offset -= byte_offset;
682PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_address_offset_product(pnanovdb_address_t address, pnanovdb_uint32_t byte_offset, pnanovdb_uint32_t multiplier)
684 pnanovdb_address_t ret = address;
685 ret.byte_offset += byte_offset * multiplier;
688PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_address_offset64(pnanovdb_address_t address, pnanovdb_uint64_t byte_offset)
690 pnanovdb_address_t ret = address;
692 ret.byte_offset += pnanovdb_uint64_low(byte_offset);
695PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_address_offset64_product(pnanovdb_address_t address, pnanovdb_uint64_t byte_offset, pnanovdb_uint32_t multiplier)
697 pnanovdb_address_t ret = address;
698 ret.byte_offset += pnanovdb_uint64_low(byte_offset) * multiplier;
701PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_address_mask(pnanovdb_address_t address, pnanovdb_uint32_t mask)
703 return address.byte_offset & mask;
705PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_address_mask_inv(pnanovdb_address_t address, pnanovdb_uint32_t mask)
707 pnanovdb_address_t ret = address;
708 ret.byte_offset &= (~mask);
711PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_address_null()
713 pnanovdb_address_t ret = { 0 };
716PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_address_is_null(pnanovdb_address_t address)
718 return address.byte_offset == 0u;
720PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_address_in_interval(pnanovdb_address_t address, pnanovdb_address_t min_address, pnanovdb_address_t max_address)
722 return address.byte_offset >= min_address.byte_offset && address.byte_offset < max_address.byte_offset;
724#elif defined(PNANOVDB_ADDRESS_64)
725struct pnanovdb_address_t
727 pnanovdb_uint64_t byte_offset;
729PNANOVDB_STRUCT_TYPEDEF(pnanovdb_address_t)
731PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_address_offset(pnanovdb_address_t address, pnanovdb_uint32_t byte_offset)
733 pnanovdb_address_t ret = address;
734 ret.byte_offset += byte_offset;
737PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_address_offset_neg(pnanovdb_address_t address, pnanovdb_uint32_t byte_offset)
739 pnanovdb_address_t ret = address;
740 ret.byte_offset -= byte_offset;
743PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_address_offset_product(pnanovdb_address_t address, pnanovdb_uint32_t byte_offset, pnanovdb_uint32_t multiplier)
745 pnanovdb_address_t ret = address;
746 ret.byte_offset += pnanovdb_uint32_as_uint64_low(byte_offset) * pnanovdb_uint32_as_uint64_low(multiplier);
749PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_address_offset64(pnanovdb_address_t address, pnanovdb_uint64_t byte_offset)
751 pnanovdb_address_t ret = address;
752 ret.byte_offset += byte_offset;
755PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_address_offset64_product(pnanovdb_address_t address, pnanovdb_uint64_t byte_offset, pnanovdb_uint32_t multiplier)
757 pnanovdb_address_t ret = address;
758 ret.byte_offset += byte_offset * pnanovdb_uint32_as_uint64_low(multiplier);
761PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_address_mask(pnanovdb_address_t address, pnanovdb_uint32_t mask)
763 return pnanovdb_uint64_low(address.byte_offset) & mask;
765PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_address_mask_inv(pnanovdb_address_t address, pnanovdb_uint32_t mask)
767 pnanovdb_address_t ret = address;
768 ret.byte_offset &= (~pnanovdb_uint32_as_uint64_low(mask));
771PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_address_null()
773 pnanovdb_address_t ret = { 0 };
776PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_address_is_null(pnanovdb_address_t address)
778 return address.byte_offset == 0llu;
780PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_address_in_interval(pnanovdb_address_t address, pnanovdb_address_t min_address, pnanovdb_address_t max_address)
782 return address.byte_offset >= min_address.byte_offset && address.byte_offset < max_address.byte_offset;
790 return pnanovdb_buf_read_uint32(buf, address.byte_offset);
794 return pnanovdb_buf_read_uint64(buf, address.byte_offset);
814 pnanovdb_coord_t ret;
815 ret.x = pnanovdb_uint32_as_int32(
pnanovdb_read_uint32(buf, pnanovdb_address_offset(address, 0u)));
816 ret.y = pnanovdb_uint32_as_int32(
pnanovdb_read_uint32(buf, pnanovdb_address_offset(address, 4u)));
817 ret.z = pnanovdb_uint32_as_int32(
pnanovdb_read_uint32(buf, pnanovdb_address_offset(address, 8u)));
820PNANOVDB_FORCE_INLINE pnanovdb_vec3_t
pnanovdb_read_vec3(pnanovdb_buf_t buf, pnanovdb_address_t address)
832 return (raw >> (pnanovdb_address_mask(address, 2) << 3));
834PNANOVDB_FORCE_INLINE pnanovdb_uint32_t
pnanovdb_read_uint8(pnanovdb_buf_t buf, pnanovdb_address_t address)
837 return (raw >> (pnanovdb_address_mask(address, 3) << 3)) & 255;
842 const float scale = 1.f / 65535.f;
843 ret.x = scale * pnanovdb_uint32_to_float(
pnanovdb_read_uint16(buf, pnanovdb_address_offset(address, 0u))) - 0.5f;
844 ret.y = scale * pnanovdb_uint32_to_float(
pnanovdb_read_uint16(buf, pnanovdb_address_offset(address, 2u))) - 0.5f;
845 ret.z = scale * pnanovdb_uint32_to_float(
pnanovdb_read_uint16(buf, pnanovdb_address_offset(address, 4u))) - 0.5f;
851 const float scale = 1.f / 255.f;
852 ret.x = scale * pnanovdb_uint32_to_float(
pnanovdb_read_uint8(buf, pnanovdb_address_offset(address, 0u))) - 0.5f;
853 ret.y = scale * pnanovdb_uint32_to_float(
pnanovdb_read_uint8(buf, pnanovdb_address_offset(address, 1u))) - 0.5f;
854 ret.z = scale * pnanovdb_uint32_to_float(
pnanovdb_read_uint8(buf, pnanovdb_address_offset(address, 2u))) - 0.5f;
858PNANOVDB_FORCE_INLINE pnanovdb_bool_t
pnanovdb_read_bit(pnanovdb_buf_t buf, pnanovdb_address_t address, pnanovdb_uint32_t bit_offset)
860 pnanovdb_address_t word_address = pnanovdb_address_mask_inv(address, 3u);
861 pnanovdb_uint32_t bit_index = (pnanovdb_address_mask(address, 3u) << 3u) + bit_offset;
862 pnanovdb_uint32_t value_word = pnanovdb_buf_read_uint32(buf, word_address.byte_offset);
863 return ((value_word >> bit_index) & 1) != 0u;
866#if defined(PNANOVDB_C)
867PNANOVDB_FORCE_INLINE
short pnanovdb_read_half(pnanovdb_buf_t buf, pnanovdb_address_t address)
870 return (
short)(raw >> (pnanovdb_address_mask(address, 2) << 3));
872#elif defined(PNANOVDB_HLSL)
873PNANOVDB_FORCE_INLINE
float pnanovdb_read_half(pnanovdb_buf_t buf, pnanovdb_address_t address)
876 return f16tof32(raw >> (pnanovdb_address_mask(address, 2) << 3));
878#elif defined(PNANOVDB_GLSL)
879PNANOVDB_FORCE_INLINE
float pnanovdb_read_half(pnanovdb_buf_t buf, pnanovdb_address_t address)
882 return unpackHalf2x16(raw >> (pnanovdb_address_mask(address, 2) << 3)).x;
888PNANOVDB_FORCE_INLINE
void pnanovdb_write_uint32(pnanovdb_buf_t buf, pnanovdb_address_t address, pnanovdb_uint32_t value)
890 pnanovdb_buf_write_uint32(buf, address.byte_offset, value);
892PNANOVDB_FORCE_INLINE
void pnanovdb_write_uint64(pnanovdb_buf_t buf, pnanovdb_address_t address, pnanovdb_uint64_t value)
894 pnanovdb_buf_write_uint64(buf, address.byte_offset, value);
896PNANOVDB_FORCE_INLINE
void pnanovdb_write_int32(pnanovdb_buf_t buf, pnanovdb_address_t address, pnanovdb_int32_t value)
900PNANOVDB_FORCE_INLINE
void pnanovdb_write_int64(pnanovdb_buf_t buf, pnanovdb_address_t address, pnanovdb_int64_t value)
902 pnanovdb_buf_write_uint64(buf, address.byte_offset, pnanovdb_int64_as_uint64(value));
912PNANOVDB_FORCE_INLINE
void pnanovdb_write_coord(pnanovdb_buf_t buf, pnanovdb_address_t address, PNANOVDB_IN(pnanovdb_coord_t) value)
914 pnanovdb_write_uint32(buf, pnanovdb_address_offset(address, 0u), pnanovdb_int32_as_uint32(PNANOVDB_DEREF(value).x));
915 pnanovdb_write_uint32(buf, pnanovdb_address_offset(address, 4u), pnanovdb_int32_as_uint32(PNANOVDB_DEREF(value).y));
916 pnanovdb_write_uint32(buf, pnanovdb_address_offset(address, 8u), pnanovdb_int32_as_uint32(PNANOVDB_DEREF(value).z));
918PNANOVDB_FORCE_INLINE
void pnanovdb_write_vec3(pnanovdb_buf_t buf, pnanovdb_address_t address, PNANOVDB_IN(pnanovdb_vec3_t) value)
927#define PNANOVDB_MAGIC_NUMBER 0x304244566f6e614eUL
928#define PNANOVDB_MAGIC_GRID 0x314244566f6e614eUL
929#define PNANOVDB_MAGIC_FILE 0x324244566f6e614eUL
931#define PNANOVDB_MAJOR_VERSION_NUMBER 32
932#define PNANOVDB_MINOR_VERSION_NUMBER 6
933#define PNANOVDB_PATCH_VERSION_NUMBER 0
935#define PNANOVDB_GRID_TYPE_UNKNOWN 0
936#define PNANOVDB_GRID_TYPE_FLOAT 1
937#define PNANOVDB_GRID_TYPE_DOUBLE 2
938#define PNANOVDB_GRID_TYPE_INT16 3
939#define PNANOVDB_GRID_TYPE_INT32 4
940#define PNANOVDB_GRID_TYPE_INT64 5
941#define PNANOVDB_GRID_TYPE_VEC3F 6
942#define PNANOVDB_GRID_TYPE_VEC3D 7
943#define PNANOVDB_GRID_TYPE_MASK 8
944#define PNANOVDB_GRID_TYPE_HALF 9
945#define PNANOVDB_GRID_TYPE_UINT32 10
946#define PNANOVDB_GRID_TYPE_BOOLEAN 11
947#define PNANOVDB_GRID_TYPE_RGBA8 12
948#define PNANOVDB_GRID_TYPE_FP4 13
949#define PNANOVDB_GRID_TYPE_FP8 14
950#define PNANOVDB_GRID_TYPE_FP16 15
951#define PNANOVDB_GRID_TYPE_FPN 16
952#define PNANOVDB_GRID_TYPE_VEC4F 17
953#define PNANOVDB_GRID_TYPE_VEC4D 18
954#define PNANOVDB_GRID_TYPE_INDEX 19
955#define PNANOVDB_GRID_TYPE_ONINDEX 20
956#define PNANOVDB_GRID_TYPE_INDEXMASK 21
957#define PNANOVDB_GRID_TYPE_ONINDEXMASK 22
958#define PNANOVDB_GRID_TYPE_POINTINDEX 23
959#define PNANOVDB_GRID_TYPE_VEC3U8 24
960#define PNANOVDB_GRID_TYPE_VEC3U16 25
961#define PNANOVDB_GRID_TYPE_END 26
963#define PNANOVDB_GRID_CLASS_UNKNOWN 0
964#define PNANOVDB_GRID_CLASS_LEVEL_SET 1
965#define PNANOVDB_GRID_CLASS_FOG_VOLUME 2
966#define PNANOVDB_GRID_CLASS_STAGGERED 3
967#define PNANOVDB_GRID_CLASS_POINT_INDEX 4
968#define PNANOVDB_GRID_CLASS_POINT_DATA 5
969#define PNANOVDB_GRID_CLASS_TOPOLOGY 6
970#define PNANOVDB_GRID_CLASS_VOXEL_VOLUME 7
971#define PNANOVDB_GRID_CLASS_INDEX_GRID 8
972#define PNANOVDB_GRID_CLASS_TENSOR_GRID 9
973#define PNANOVDB_GRID_CLASS_END 10
975#define PNANOVDB_GRID_FLAGS_HAS_LONG_GRID_NAME (1 << 0)
976#define PNANOVDB_GRID_FLAGS_HAS_BBOX (1 << 1)
977#define PNANOVDB_GRID_FLAGS_HAS_MIN_MAX (1 << 2)
978#define PNANOVDB_GRID_FLAGS_HAS_AVERAGE (1 << 3)
979#define PNANOVDB_GRID_FLAGS_HAS_STD_DEVIATION (1 << 4)
980#define PNANOVDB_GRID_FLAGS_IS_BREADTH_FIRST (1 << 5)
981#define PNANOVDB_GRID_FLAGS_END (1 << 6)
983#define PNANOVDB_LEAF_TYPE_DEFAULT 0
984#define PNANOVDB_LEAF_TYPE_LITE 1
985#define PNANOVDB_LEAF_TYPE_FP 2
986#define PNANOVDB_LEAF_TYPE_INDEX 3
987#define PNANOVDB_LEAF_TYPE_INDEXMASK 4
988#define PNANOVDB_LEAF_TYPE_POINTINDEX 5
992PNANOVDB_STATIC_CONST pnanovdb_uint32_t
pnanovdb_grid_type_value_strides_bits[
PNANOVDB_GRID_TYPE_END] = { 0, 32, 64, 16, 32, 64, 96, 192, 0, 16, 32, 1, 32, 4, 8, 16, 0, 128, 256, 0, 0, 0, 0, 16, 24, 48 };
994PNANOVDB_STATIC_CONST pnanovdb_uint32_t
pnanovdb_grid_type_table_strides_bits[
PNANOVDB_GRID_TYPE_END] = { 64, 64, 64, 64, 64, 64, 128, 192, 64, 64, 64, 64, 64, 64, 64, 64, 64, 128, 256, 64, 64, 64, 64, 64, 64, 64 };
996PNANOVDB_STATIC_CONST pnanovdb_uint32_t
pnanovdb_grid_type_minmax_strides_bits[
PNANOVDB_GRID_TYPE_END] = { 0, 32, 64, 16, 32, 64, 96, 192, 8, 16, 32, 8, 32, 32, 32, 32, 32, 128, 256, 64, 64, 64, 64, 64, 24, 48 };
998PNANOVDB_STATIC_CONST pnanovdb_uint32_t
pnanovdb_grid_type_minmax_aligns_bits[
PNANOVDB_GRID_TYPE_END] = { 0, 32, 64, 16, 32, 64, 32, 64, 8, 16, 32, 8, 32, 32, 32, 32, 32, 32, 64, 64, 64, 64, 64, 64, 8, 16 };
1000PNANOVDB_STATIC_CONST pnanovdb_uint32_t
pnanovdb_grid_type_stat_strides_bits[
PNANOVDB_GRID_TYPE_END] = { 0, 32, 64, 32, 32, 64, 32, 64, 8, 32, 32, 8, 32, 32, 32, 32, 32, 32, 64, 64, 64, 64, 64, 64, 32, 32 };
1002PNANOVDB_STATIC_CONST pnanovdb_uint32_t
pnanovdb_grid_type_leaf_type[
PNANOVDB_GRID_TYPE_END] = { 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 2, 2, 2, 2, 0, 0, 3, 3, 4, 4, 5, 0, 0 };
1019#define PNANOVDB_MAP_SIZE 264
1021#define PNANOVDB_MAP_OFF_MATF 0
1022#define PNANOVDB_MAP_OFF_INVMATF 36
1023#define PNANOVDB_MAP_OFF_VECF 72
1024#define PNANOVDB_MAP_OFF_TAPERF 84
1025#define PNANOVDB_MAP_OFF_MATD 88
1026#define PNANOVDB_MAP_OFF_INVMATD 160
1027#define PNANOVDB_MAP_OFF_VECD 232
1028#define PNANOVDB_MAP_OFF_TAPERD 256
1103#define PNANOVDB_GRID_SIZE 672
1105#define PNANOVDB_GRID_OFF_MAGIC 0
1106#define PNANOVDB_GRID_OFF_CHECKSUM 8
1107#define PNANOVDB_GRID_OFF_VERSION 16
1108#define PNANOVDB_GRID_OFF_FLAGS 20
1109#define PNANOVDB_GRID_OFF_GRID_INDEX 24
1110#define PNANOVDB_GRID_OFF_GRID_COUNT 28
1111#define PNANOVDB_GRID_OFF_GRID_SIZE 32
1112#define PNANOVDB_GRID_OFF_GRID_NAME 40
1113#define PNANOVDB_GRID_OFF_MAP 296
1114#define PNANOVDB_GRID_OFF_WORLD_BBOX 560
1115#define PNANOVDB_GRID_OFF_VOXEL_SIZE 608
1116#define PNANOVDB_GRID_OFF_GRID_CLASS 632
1117#define PNANOVDB_GRID_OFF_GRID_TYPE 636
1118#define PNANOVDB_GRID_OFF_BLIND_METADATA_OFFSET 640
1119#define PNANOVDB_GRID_OFF_BLIND_METADATA_COUNT 648
1212PNANOVDB_FORCE_INLINE pnanovdb_uint32_t
pnanovdb_make_version(pnanovdb_uint32_t major, pnanovdb_uint32_t minor, pnanovdb_uint32_t patch_num)
1214 return (major << 21u) | (minor << 10u) | patch_num;
1219 return (version >> 21u) & ((1u << 11u) - 1u);
1223 return (version >> 10u) & ((1u << 11u) - 1u);
1227 return version & ((1u << 10u) - 1u);
1244#define PNANOVDB_GRIDBLINDMETADATA_SIZE 288
1246#define PNANOVDB_GRIDBLINDMETADATA_OFF_BYTE_OFFSET 0
1247#define PNANOVDB_GRIDBLINDMETADATA_OFF_ELEMENT_COUNT 8
1248#define PNANOVDB_GRIDBLINDMETADATA_OFF_FLAGS 16
1249#define PNANOVDB_GRIDBLINDMETADATA_OFF_SEMANTIC 20
1250#define PNANOVDB_GRIDBLINDMETADATA_OFF_DATA_CLASS 24
1251#define PNANOVDB_GRIDBLINDMETADATA_OFF_DATA_TYPE 28
1252#define PNANOVDB_GRIDBLINDMETADATA_OFF_NAME 32
1294#define PNANOVDB_TREE_SIZE 64
1296#define PNANOVDB_TREE_OFF_NODE_OFFSET_LEAF 0
1297#define PNANOVDB_TREE_OFF_NODE_OFFSET_LOWER 8
1298#define PNANOVDB_TREE_OFF_NODE_OFFSET_UPPER 16
1299#define PNANOVDB_TREE_OFF_NODE_OFFSET_ROOT 24
1300#define PNANOVDB_TREE_OFF_NODE_COUNT_LEAF 32
1301#define PNANOVDB_TREE_OFF_NODE_COUNT_LOWER 36
1302#define PNANOVDB_TREE_OFF_NODE_COUNT_UPPER 40
1303#define PNANOVDB_TREE_OFF_TILE_COUNT_LEAF 44
1304#define PNANOVDB_TREE_OFF_TILE_COUNT_LOWER 48
1305#define PNANOVDB_TREE_OFF_TILE_COUNT_UPPER 52
1306#define PNANOVDB_TREE_OFF_VOXEL_COUNT 56
1388#define PNANOVDB_ROOT_BASE_SIZE 28
1390#define PNANOVDB_ROOT_OFF_BBOX_MIN 0
1391#define PNANOVDB_ROOT_OFF_BBOX_MAX 12
1392#define PNANOVDB_ROOT_OFF_TABLE_SIZE 24
1426#define PNANOVDB_ROOT_TILE_BASE_SIZE 20
1428#define PNANOVDB_ROOT_TILE_OFF_KEY 0
1429#define PNANOVDB_ROOT_TILE_OFF_CHILD 8
1430#define PNANOVDB_ROOT_TILE_OFF_STATE 16
1466#define PNANOVDB_UPPER_TABLE_COUNT 32768
1467#define PNANOVDB_UPPER_BASE_SIZE 8224
1469#define PNANOVDB_UPPER_OFF_BBOX_MIN 0
1470#define PNANOVDB_UPPER_OFF_BBOX_MAX 12
1471#define PNANOVDB_UPPER_OFF_FLAGS 24
1472#define PNANOVDB_UPPER_OFF_VALUE_MASK 32
1473#define PNANOVDB_UPPER_OFF_CHILD_MASK 4128
1486 return ((value >> (bit_index & 31u)) & 1) != 0u;
1490 return ((value >> (bit_index & 31u)) & 1) != 0u;
1502 if (!value) { valueMask &= ~(1u << (bit_index & 31u)); }
1503 if (value) valueMask |= (1u << (bit_index & 31u));
1521#define PNANOVDB_LOWER_TABLE_COUNT 4096
1522#define PNANOVDB_LOWER_BASE_SIZE 1056
1524#define PNANOVDB_LOWER_OFF_BBOX_MIN 0
1525#define PNANOVDB_LOWER_OFF_BBOX_MAX 12
1526#define PNANOVDB_LOWER_OFF_FLAGS 24
1527#define PNANOVDB_LOWER_OFF_VALUE_MASK 32
1528#define PNANOVDB_LOWER_OFF_CHILD_MASK 544
1541 return ((value >> (bit_index & 31u)) & 1) != 0u;
1545 return ((value >> (bit_index & 31u)) & 1) != 0u;
1557 if (!value) { valueMask &= ~(1u << (bit_index & 31u)); }
1558 if (value) valueMask |= (1u << (bit_index & 31u));
1574#define PNANOVDB_LEAF_TABLE_COUNT 512
1575#define PNANOVDB_LEAF_BASE_SIZE 80
1577#define PNANOVDB_LEAF_OFF_BBOX_MIN 0
1578#define PNANOVDB_LEAF_OFF_BBOX_DIF_AND_FLAGS 12
1579#define PNANOVDB_LEAF_OFF_VALUE_MASK 16
1581#define PNANOVDB_LEAF_TABLE_NEG_OFF_BBOX_DIF_AND_FLAGS 84
1582#define PNANOVDB_LEAF_TABLE_NEG_OFF_MINIMUM 16
1583#define PNANOVDB_LEAF_TABLE_NEG_OFF_QUANTUM 12
1593 return ((value >> (bit_index & 31u)) & 1) != 0u;
1639{28, 28, 28, 28, 28, 32, 0, 8, 20, 32, 8224, 8224, 8224, 8224, 8224, 270368, 1056, 1056, 1056, 1056, 1056, 33824, 80, 80, 80, 80, 96, 96},
1640{28, 32, 36, 40, 44, 64, 32, 8, 20, 32, 8224, 8228, 8232, 8236, 8256, 270400, 1056, 1060, 1064, 1068, 1088, 33856, 80, 84, 88, 92, 96, 2144},
1641{32, 40, 48, 56, 64, 96, 64, 8, 24, 32, 8224, 8232, 8240, 8248, 8256, 270400, 1056, 1064, 1072, 1080, 1088, 33856, 80, 88, 96, 104, 128, 4224},
1642{28, 30, 32, 36, 40, 64, 16, 8, 20, 32, 8224, 8226, 8228, 8232, 8256, 270400, 1056, 1058, 1060, 1064, 1088, 33856, 80, 82, 84, 88, 96, 1120},
1643{28, 32, 36, 40, 44, 64, 32, 8, 20, 32, 8224, 8228, 8232, 8236, 8256, 270400, 1056, 1060, 1064, 1068, 1088, 33856, 80, 84, 88, 92, 96, 2144},
1644{32, 40, 48, 56, 64, 96, 64, 8, 24, 32, 8224, 8232, 8240, 8248, 8256, 270400, 1056, 1064, 1072, 1080, 1088, 33856, 80, 88, 96, 104, 128, 4224},
1645{28, 40, 52, 64, 68, 96, 96, 16, 20, 32, 8224, 8236, 8248, 8252, 8256, 532544, 1056, 1068, 1080, 1084, 1088, 66624, 80, 92, 104, 108, 128, 6272},
1646{32, 56, 80, 104, 112, 128, 192, 24, 24, 64, 8224, 8248, 8272, 8280, 8288, 794720, 1056, 1080, 1104, 1112, 1120, 99424, 80, 104, 128, 136, 160, 12448},
1647{28, 29, 30, 31, 32, 64, 0, 8, 20, 32, 8224, 8225, 8226, 8227, 8256, 270400, 1056, 1057, 1058, 1059, 1088, 33856, 80, 80, 80, 80, 96, 96},
1648{28, 30, 32, 36, 40, 64, 16, 8, 20, 32, 8224, 8226, 8228, 8232, 8256, 270400, 1056, 1058, 1060, 1064, 1088, 33856, 80, 82, 84, 88, 96, 1120},
1649{28, 32, 36, 40, 44, 64, 32, 8, 20, 32, 8224, 8228, 8232, 8236, 8256, 270400, 1056, 1060, 1064, 1068, 1088, 33856, 80, 84, 88, 92, 96, 2144},
1650{28, 29, 30, 31, 32, 64, 1, 8, 20, 32, 8224, 8225, 8226, 8227, 8256, 270400, 1056, 1057, 1058, 1059, 1088, 33856, 80, 80, 80, 80, 96, 160},
1651{28, 32, 36, 40, 44, 64, 32, 8, 20, 32, 8224, 8228, 8232, 8236, 8256, 270400, 1056, 1060, 1064, 1068, 1088, 33856, 80, 84, 88, 92, 96, 2144},
1652{28, 32, 36, 40, 44, 64, 0, 8, 20, 32, 8224, 8228, 8232, 8236, 8256, 270400, 1056, 1060, 1064, 1068, 1088, 33856, 88, 90, 92, 94, 96, 352},
1653{28, 32, 36, 40, 44, 64, 0, 8, 20, 32, 8224, 8228, 8232, 8236, 8256, 270400, 1056, 1060, 1064, 1068, 1088, 33856, 88, 90, 92, 94, 96, 608},
1654{28, 32, 36, 40, 44, 64, 0, 8, 20, 32, 8224, 8228, 8232, 8236, 8256, 270400, 1056, 1060, 1064, 1068, 1088, 33856, 88, 90, 92, 94, 96, 1120},
1655{28, 32, 36, 40, 44, 64, 0, 8, 20, 32, 8224, 8228, 8232, 8236, 8256, 270400, 1056, 1060, 1064, 1068, 1088, 33856, 88, 90, 92, 94, 96, 96},
1656{28, 44, 60, 76, 80, 96, 128, 16, 20, 64, 8224, 8240, 8256, 8260, 8288, 532576, 1056, 1072, 1088, 1092, 1120, 66656, 80, 96, 112, 116, 128, 8320},
1657{32, 64, 96, 128, 136, 160, 256, 32, 24, 64, 8224, 8256, 8288, 8296, 8320, 1056896, 1056, 1088, 1120, 1128, 1152, 132224, 80, 112, 144, 152, 160, 16544},
1658{32, 40, 48, 56, 64, 96, 0, 8, 24, 32, 8224, 8232, 8240, 8248, 8256, 270400, 1056, 1064, 1072, 1080, 1088, 33856, 80, 80, 80, 80, 80, 96},
1659{32, 40, 48, 56, 64, 96, 0, 8, 24, 32, 8224, 8232, 8240, 8248, 8256, 270400, 1056, 1064, 1072, 1080, 1088, 33856, 80, 80, 80, 80, 80, 96},
1660{32, 40, 48, 56, 64, 96, 0, 8, 24, 32, 8224, 8232, 8240, 8248, 8256, 270400, 1056, 1064, 1072, 1080, 1088, 33856, 80, 80, 80, 80, 80, 160},
1661{32, 40, 48, 56, 64, 96, 0, 8, 24, 32, 8224, 8232, 8240, 8248, 8256, 270400, 1056, 1064, 1072, 1080, 1088, 33856, 80, 80, 80, 80, 80, 160},
1662{32, 40, 48, 56, 64, 96, 16, 8, 24, 32, 8224, 8232, 8240, 8248, 8256, 270400, 1056, 1064, 1072, 1080, 1088, 33856, 80, 88, 96, 96, 96, 1120},
1663{28, 31, 34, 40, 44, 64, 24, 8, 20, 32, 8224, 8227, 8232, 8236, 8256, 270400, 1056, 1059, 1064, 1068, 1088, 33856, 80, 83, 88, 92, 96, 1632},
1664{28, 34, 40, 48, 52, 64, 48, 8, 20, 32, 8224, 8230, 8236, 8240, 8256, 270400, 1056, 1062, 1068, 1072, 1088, 33856, 80, 86, 92, 96, 128, 3200},
1673 meta.
address = pnanovdb_address_offset64(meta.
address, byte_offset);
1682 pnanovdb_address_t address = pnanovdb_address_offset64(meta.
address, pnanovdb_int64_as_uint64(byte_offset));
1697 root.
address = pnanovdb_address_offset64(root.
address, byte_offset);
1704 tile.
address = pnanovdb_address_offset(tile.
address, PNANOVDB_GRID_TYPE_GET(grid_type, root_size));
1705 tile.
address = pnanovdb_address_offset_product(tile.
address, PNANOVDB_GRID_TYPE_GET(grid_type, root_tile_size), n);
1712 tile.
address = pnanovdb_address_offset(tile.
address, PNANOVDB_GRID_TYPE_GET(grid_type, root_size));
1725#if defined(PNANOVDB_NATIVE_64)
1726 pnanovdb_uint64_t iu = pnanovdb_int32_as_uint32(PNANOVDB_DEREF(ijk).x) >> 12u;
1727 pnanovdb_uint64_t ju = pnanovdb_int32_as_uint32(PNANOVDB_DEREF(ijk).y) >> 12u;
1728 pnanovdb_uint64_t ku = pnanovdb_int32_as_uint32(PNANOVDB_DEREF(ijk).z) >> 12u;
1729 return (ku) | (ju << 21u) | (iu << 42u);
1731 pnanovdb_uint32_t iu = pnanovdb_int32_as_uint32(PNANOVDB_DEREF(ijk).x) >> 12u;
1732 pnanovdb_uint32_t ju = pnanovdb_int32_as_uint32(PNANOVDB_DEREF(ijk).y) >> 12u;
1733 pnanovdb_uint32_t ku = pnanovdb_int32_as_uint32(PNANOVDB_DEREF(ijk).z) >> 12u;
1734 pnanovdb_uint32_t key_x = ku | (ju << 21);
1735 pnanovdb_uint32_t key_y = (iu << 10) | (ju >> 11);
1736 return pnanovdb_uint32_as_uint64(key_x, key_y);
1745 for (pnanovdb_uint32_t i = 0u; i < tile_count; i++)
1751 tile.
address = pnanovdb_address_offset(tile.
address, PNANOVDB_GRID_TYPE_GET(grid_type, root_tile_size));
1761 return (((PNANOVDB_DEREF(ijk).x & 7) >> 0) << (2 * 3)) +
1762 (((PNANOVDB_DEREF(ijk).y & 7) >> 0) << (3)) +
1763 ((PNANOVDB_DEREF(ijk).z & 7) >> 0);
1768 pnanovdb_uint32_t byte_offset = PNANOVDB_GRID_TYPE_GET(grid_type, leaf_off_min);
1769 return pnanovdb_address_offset(node.
address, byte_offset);
1774 pnanovdb_uint32_t byte_offset = PNANOVDB_GRID_TYPE_GET(grid_type, leaf_off_max);
1775 return pnanovdb_address_offset(node.
address, byte_offset);
1780 pnanovdb_uint32_t byte_offset = PNANOVDB_GRID_TYPE_GET(grid_type, leaf_off_ave);
1781 return pnanovdb_address_offset(node.
address, byte_offset);
1786 pnanovdb_uint32_t byte_offset = PNANOVDB_GRID_TYPE_GET(grid_type, leaf_off_stddev);
1787 return pnanovdb_address_offset(node.
address, byte_offset);
1792 pnanovdb_uint32_t byte_offset = PNANOVDB_GRID_TYPE_GET(grid_type, leaf_off_table) + ((PNANOVDB_GRID_TYPE_GET(grid_type, value_stride_bits) * n) >> 3u);
1793 return pnanovdb_address_offset(node.
address, byte_offset);
1804PNANOVDB_FORCE_INLINE
float pnanovdb_leaf_fp_read_float(pnanovdb_buf_t buf, pnanovdb_address_t address, PNANOVDB_IN(pnanovdb_coord_t) ijk, pnanovdb_uint32_t value_log_bits)
1807 pnanovdb_uint32_t value_bits = 1u << value_log_bits;
1808 pnanovdb_uint32_t value_mask = (1u << value_bits) - 1u;
1809 pnanovdb_uint32_t values_per_word_bits = 5u - value_log_bits;
1810 pnanovdb_uint32_t values_per_word_mask = (1u << values_per_word_bits) - 1u;
1815 pnanovdb_uint32_t raw =
pnanovdb_read_uint32(buf, pnanovdb_address_offset(address, ((n >> values_per_word_bits) << 2u)));
1816 pnanovdb_uint32_t value_compressed = (raw >> ((n & values_per_word_mask) << value_log_bits)) & value_mask;
1817 return pnanovdb_uint32_to_float(value_compressed) * quantum + minimum;
1838 pnanovdb_uint32_t flags = bbox_dif_and_flags >> 24u;
1839 pnanovdb_uint32_t value_log_bits = flags >> 5;
1905 pnanovdb_uint32_t word_idx = n >> 5;
1906 pnanovdb_uint32_t bit_idx = n & 31;
1907 pnanovdb_uint32_t val_mask =
1909 return (val_mask & (1u << bit_idx)) != 0u;
1913 pnanovdb_uint32_t word_idx = n >> 5;
1914 pnanovdb_uint32_t bit_idx = n & 31;
1915 pnanovdb_uint32_t val_mask =
1919 val_mask = val_mask | (1u << bit_idx);
1923 val_mask = val_mask & ~(1u << bit_idx);
1953 pnanovdb_uint64_t idx = pnanovdb_uint32_as_uint64_low(0u);
1964 pnanovdb_uint64_t idx = pnanovdb_uint32_as_uint64_low(0u);
1975 pnanovdb_uint64_t idx = pnanovdb_uint32_as_uint64_low(0u);
1986 pnanovdb_uint64_t idx = pnanovdb_uint32_as_uint64_low(0u);
1999 pnanovdb_uint32_t word_idx = n >> 6u;
2000 pnanovdb_uint32_t bit_idx = n & 63u;
2003 pnanovdb_uint64_t value_index = pnanovdb_uint32_as_uint64_low(0u);
2006 pnanovdb_uint32_t sum = 0u;
2010 pnanovdb_uint64_t prefix_sum =
pnanovdb_read_uint64(buf, pnanovdb_address_offset(value_address, 8u));
2055 pnanovdb_uint32_t word_idx = n >> 5;
2056 pnanovdb_uint32_t bit_idx = n & 31;
2057 pnanovdb_uint32_t val_mask =
2059 return (val_mask & (1u << bit_idx)) != 0u;
2063 pnanovdb_uint32_t word_idx = n >> 5;
2064 pnanovdb_uint32_t bit_idx = n & 31;
2065 pnanovdb_uint32_t val_mask =
2069 val_mask = val_mask | (1u << bit_idx);
2073 val_mask = val_mask & ~(1u << bit_idx);
2108 raw32 = (raw32 & 0xFFFF0000) | (value & 0x0000FFFF);
2112 raw32 = (raw32 & 0x0000FFFF) | (value << 16u);
2118 pnanovdb_uint32_t word_idx = i >> 5;
2119 pnanovdb_uint32_t bit_idx = i & 31;
2122 val_mask = val_mask | (1u << bit_idx);
2135 return (((PNANOVDB_DEREF(ijk).x & 127) >> 3) << (2 * 4)) +
2136 (((PNANOVDB_DEREF(ijk).y & 127) >> 3) << (4)) +
2137 ((PNANOVDB_DEREF(ijk).z & 127) >> 3);
2142 pnanovdb_uint32_t byte_offset = PNANOVDB_GRID_TYPE_GET(grid_type, lower_off_min);
2143 return pnanovdb_address_offset(node.
address, byte_offset);
2148 pnanovdb_uint32_t byte_offset = PNANOVDB_GRID_TYPE_GET(grid_type, lower_off_max);
2149 return pnanovdb_address_offset(node.
address, byte_offset);
2154 pnanovdb_uint32_t byte_offset = PNANOVDB_GRID_TYPE_GET(grid_type, lower_off_ave);
2155 return pnanovdb_address_offset(node.
address, byte_offset);
2160 pnanovdb_uint32_t byte_offset = PNANOVDB_GRID_TYPE_GET(grid_type, lower_off_stddev);
2161 return pnanovdb_address_offset(node.
address, byte_offset);
2166 pnanovdb_uint32_t byte_offset = PNANOVDB_GRID_TYPE_GET(grid_type, lower_off_table) + PNANOVDB_GRID_TYPE_GET(grid_type, table_stride) * n;
2167 return pnanovdb_address_offset(node.
address, byte_offset);
2186 pnanovdb_address_t value_address;
2191 PNANOVDB_DEREF(level) = 0u;
2196 PNANOVDB_DEREF(level) = 1u;
2198 return value_address;
2203 pnanovdb_uint32_t level;
2211 return (((PNANOVDB_DEREF(ijk).x & 4095) >> 7) << (2 * 5)) +
2212 (((PNANOVDB_DEREF(ijk).y & 4095) >> 7) << (5)) +
2213 ((PNANOVDB_DEREF(ijk).z & 4095) >> 7);
2218 pnanovdb_uint32_t byte_offset = PNANOVDB_GRID_TYPE_GET(grid_type, upper_off_min);
2219 return pnanovdb_address_offset(node.
address, byte_offset);
2224 pnanovdb_uint32_t byte_offset = PNANOVDB_GRID_TYPE_GET(grid_type, upper_off_max);
2225 return pnanovdb_address_offset(node.
address, byte_offset);
2230 pnanovdb_uint32_t byte_offset = PNANOVDB_GRID_TYPE_GET(grid_type, upper_off_ave);
2231 return pnanovdb_address_offset(node.
address, byte_offset);
2236 pnanovdb_uint32_t byte_offset = PNANOVDB_GRID_TYPE_GET(grid_type, upper_off_stddev);
2237 return pnanovdb_address_offset(node.
address, byte_offset);
2242 pnanovdb_uint32_t byte_offset = PNANOVDB_GRID_TYPE_GET(grid_type, upper_off_table) + PNANOVDB_GRID_TYPE_GET(grid_type, table_stride) * n;
2243 return pnanovdb_address_offset(node.
address, byte_offset);
2262 pnanovdb_address_t value_address;
2271 PNANOVDB_DEREF(level) = 2u;
2273 return value_address;
2278 pnanovdb_uint32_t level;
2292 pnanovdb_uint32_t byte_offset = PNANOVDB_GRID_TYPE_GET(grid_type, root_off_min);
2293 return pnanovdb_address_offset(root.
address, byte_offset);
2298 pnanovdb_uint32_t byte_offset = PNANOVDB_GRID_TYPE_GET(grid_type, root_off_max);
2299 return pnanovdb_address_offset(root.
address, byte_offset);
2304 pnanovdb_uint32_t byte_offset = PNANOVDB_GRID_TYPE_GET(grid_type, root_off_ave);
2305 return pnanovdb_address_offset(root.
address, byte_offset);
2310 pnanovdb_uint32_t byte_offset = PNANOVDB_GRID_TYPE_GET(grid_type, root_off_stddev);
2311 return pnanovdb_address_offset(root.
address, byte_offset);
2316 pnanovdb_uint32_t byte_offset = PNANOVDB_GRID_TYPE_GET(grid_type, root_tile_off_value);
2317 return pnanovdb_address_offset(root_tile.
address, byte_offset);
2323 pnanovdb_address_t ret;
2324 if (pnanovdb_address_is_null(tile.
address))
2326 ret = pnanovdb_address_offset(root.
address, PNANOVDB_GRID_TYPE_GET(grid_type, root_off_background));
2327 PNANOVDB_DEREF(level) = 4u;
2331 ret = pnanovdb_address_offset(tile.
address, PNANOVDB_GRID_TYPE_GET(grid_type, root_tile_off_value));
2332 PNANOVDB_DEREF(level) = 3u;
2344 pnanovdb_uint32_t level;
2350 pnanovdb_uint32_t level;
2352 PNANOVDB_DEREF(bit_index) = level == 0u ? pnanovdb_int32_as_uint32(PNANOVDB_DEREF(ijk).x & 7) : 0u;
2356PNANOVDB_FORCE_INLINE
float pnanovdb_root_fp4_read_float(pnanovdb_buf_t buf, pnanovdb_address_t address, PNANOVDB_IN(pnanovdb_coord_t) ijk, pnanovdb_uint32_t level)
2370PNANOVDB_FORCE_INLINE
float pnanovdb_root_fp8_read_float(pnanovdb_buf_t buf, pnanovdb_address_t address, PNANOVDB_IN(pnanovdb_coord_t) ijk, pnanovdb_uint32_t level)
2384PNANOVDB_FORCE_INLINE
float pnanovdb_root_fp16_read_float(pnanovdb_buf_t buf, pnanovdb_address_t address, PNANOVDB_IN(pnanovdb_coord_t) ijk, pnanovdb_uint32_t level)
2398PNANOVDB_FORCE_INLINE
float pnanovdb_root_fpn_read_float(pnanovdb_buf_t buf, pnanovdb_address_t address, PNANOVDB_IN(pnanovdb_coord_t) ijk, pnanovdb_uint32_t level)
2414 pnanovdb_uint64_t ret;
2428 pnanovdb_uint64_t ret;
2442 pnanovdb_address_t value_address,
2443 PNANOVDB_IN(pnanovdb_coord_t) ijk,
2444 pnanovdb_uint32_t level,
2445 PNANOVDB_INOUT(pnanovdb_uint64_t)range_begin,
2446 PNANOVDB_INOUT(pnanovdb_uint64_t)range_end
2449 pnanovdb_uint32_t local_range_begin = 0u;
2450 pnanovdb_uint32_t local_range_end = 0u;
2451 pnanovdb_uint64_t offset = pnanovdb_uint32_as_uint64_low(0u);
2466 return pnanovdb_uint32_as_uint64_low(local_range_end - local_range_begin);
2471 pnanovdb_grid_type_t value_type,
2472 pnanovdb_address_t value_address,
2473 pnanovdb_address_t blindmetadata_value_address,
2474 PNANOVDB_IN(pnanovdb_coord_t) ijk,
2475 pnanovdb_uint32_t level,
2476 PNANOVDB_INOUT(pnanovdb_address_t)address_begin,
2477 PNANOVDB_INOUT(pnanovdb_address_t)address_end
2480 pnanovdb_uint64_t range_begin;
2481 pnanovdb_uint64_t range_end;
2484 pnanovdb_uint32_t stride = 12u;
2493 PNANOVDB_DEREF(address_begin) = pnanovdb_address_offset64_product(blindmetadata_value_address, range_begin, stride);
2494 PNANOVDB_DEREF(address_end) = pnanovdb_address_offset64_product(blindmetadata_value_address, range_end, stride);
2512 PNANOVDB_DEREF(acc).key.x = 0x7FFFFFFF;
2513 PNANOVDB_DEREF(acc).key.y = 0x7FFFFFFF;
2514 PNANOVDB_DEREF(acc).key.z = 0x7FFFFFFF;
2515 PNANOVDB_DEREF(acc).leaf.
address = pnanovdb_address_null();
2516 PNANOVDB_DEREF(acc).lower.address = pnanovdb_address_null();
2517 PNANOVDB_DEREF(acc).upper.address = pnanovdb_address_null();
2518 PNANOVDB_DEREF(acc).root = root;
2523 if (pnanovdb_address_is_null(PNANOVDB_DEREF(acc).leaf.
address)) {
return PNANOVDB_FALSE; }
2524 if ((dirty & ~((1u << 3) - 1u)) != 0)
2526 PNANOVDB_DEREF(acc).leaf.address = pnanovdb_address_null();
2527 return PNANOVDB_FALSE;
2529 return PNANOVDB_TRUE;
2533 if (pnanovdb_address_is_null(PNANOVDB_DEREF(acc).lower.
address)) {
return PNANOVDB_FALSE; }
2534 if ((dirty & ~((1u << 7) - 1u)) != 0)
2536 PNANOVDB_DEREF(acc).lower.address = pnanovdb_address_null();
2537 return PNANOVDB_FALSE;
2539 return PNANOVDB_TRUE;
2543 if (pnanovdb_address_is_null(PNANOVDB_DEREF(acc).upper.
address)) {
return PNANOVDB_FALSE; }
2544 if ((dirty & ~((1u << 12) - 1u)) != 0)
2546 PNANOVDB_DEREF(acc).upper.address = pnanovdb_address_null();
2547 return PNANOVDB_FALSE;
2549 return PNANOVDB_TRUE;
2553 return (PNANOVDB_DEREF(ijk).x ^ PNANOVDB_DEREF(acc).key.x) | (PNANOVDB_DEREF(ijk).y ^ PNANOVDB_DEREF(acc).key.y) | (PNANOVDB_DEREF(ijk).z ^ PNANOVDB_DEREF(acc).key.z);
2565 pnanovdb_address_t value_address;
2569 PNANOVDB_DEREF(acc).leaf = child;
2570 PNANOVDB_DEREF(acc).key = PNANOVDB_DEREF(ijk);
2572 PNANOVDB_DEREF(level) = 0u;
2577 PNANOVDB_DEREF(level) = 1u;
2579 return value_address;
2584 pnanovdb_uint32_t level;
2597 pnanovdb_address_t value_address;
2601 PNANOVDB_DEREF(acc).lower = child;
2602 PNANOVDB_DEREF(acc).key = PNANOVDB_DEREF(ijk);
2608 PNANOVDB_DEREF(level) = 2u;
2610 return value_address;
2615 pnanovdb_uint32_t level;
2622 pnanovdb_address_t ret;
2623 if (pnanovdb_address_is_null(tile.
address))
2625 ret = pnanovdb_address_offset(root.
address, PNANOVDB_GRID_TYPE_GET(grid_type, root_off_background));
2626 PNANOVDB_DEREF(level) = 4u;
2630 ret = pnanovdb_address_offset(tile.
address, PNANOVDB_GRID_TYPE_GET(grid_type, root_tile_off_value));
2631 PNANOVDB_DEREF(level) = 3u;
2636 PNANOVDB_DEREF(acc).upper = child;
2637 PNANOVDB_DEREF(acc).key = PNANOVDB_DEREF(ijk);
2645 pnanovdb_uint32_t level;
2653 pnanovdb_address_t value_address;
2657 PNANOVDB_DEREF(level) = 0u;
2671 return value_address;
2676 pnanovdb_uint32_t level;
2682 pnanovdb_uint32_t level;
2684 PNANOVDB_DEREF(bit_index) = level == 0u ? pnanovdb_int32_as_uint32(PNANOVDB_DEREF(ijk).x & 7) : 0u;
2698 pnanovdb_uint32_t ret;
2702 PNANOVDB_DEREF(acc).leaf = child;
2703 PNANOVDB_DEREF(acc).key = PNANOVDB_DEREF(ijk);
2716 pnanovdb_uint32_t ret;
2720 PNANOVDB_DEREF(acc).lower = child;
2721 PNANOVDB_DEREF(acc).key = PNANOVDB_DEREF(ijk);
2726 ret = (1u << (4u + 3u));
2734 pnanovdb_uint32_t ret;
2735 if (pnanovdb_address_is_null(tile.
address))
2737 ret = 1u << (5u + 4u + 3u);
2741 ret = 1u << (5u + 4u + 3u);
2746 PNANOVDB_DEREF(acc).upper = child;
2747 PNANOVDB_DEREF(acc).key = PNANOVDB_DEREF(ijk);
2757 pnanovdb_uint32_t dim;
2788 pnanovdb_bool_t is_active;
2792 PNANOVDB_DEREF(acc).leaf = child;
2793 PNANOVDB_DEREF(acc).key = PNANOVDB_DEREF(ijk);
2806 pnanovdb_bool_t is_active;
2810 PNANOVDB_DEREF(acc).lower = child;
2811 PNANOVDB_DEREF(acc).key = PNANOVDB_DEREF(ijk);
2824 pnanovdb_bool_t is_active;
2825 if (pnanovdb_address_is_null(tile.
address))
2827 is_active = PNANOVDB_FALSE;
2832 is_active = state != 0u;
2837 PNANOVDB_DEREF(acc).upper = child;
2838 PNANOVDB_DEREF(acc).key = PNANOVDB_DEREF(ijk);
2848 pnanovdb_bool_t is_active;
2872 pnanovdb_vec3_t dst;
2873 float sx = PNANOVDB_DEREF(src).x;
2874 float sy = PNANOVDB_DEREF(src).y;
2875 float sz = PNANOVDB_DEREF(src).z;
2884 pnanovdb_vec3_t dst;
2896 pnanovdb_vec3_t dst;
2897 float sx = PNANOVDB_DEREF(src).x;
2898 float sy = PNANOVDB_DEREF(src).y;
2899 float sz = PNANOVDB_DEREF(src).z;
2908 pnanovdb_vec3_t dst;
2909 float sx = PNANOVDB_DEREF(src).x;
2910 float sy = PNANOVDB_DEREF(src).y;
2911 float sz = PNANOVDB_DEREF(src).z;
3027 0.14425f, 0.643275f, 0.830409f, 0.331384f, 0.105263f, 0.604289f, 0.167641f, 0.666667f,
3028 0.892788f, 0.393762f, 0.0818713f, 0.580897f, 0.853801f, 0.354776f, 0.916179f, 0.417154f,
3029 0.612086f, 0.11306f, 0.79922f, 0.300195f, 0.510721f, 0.0116959f, 0.947368f, 0.448343f,
3030 0.362573f, 0.861598f, 0.0506823f, 0.549708f, 0.261209f, 0.760234f, 0.19883f, 0.697856f,
3031 0.140351f, 0.639376f, 0.576998f, 0.0779727f, 0.522417f, 0.0233918f, 0.460039f, 0.959064f,
3032 0.888889f, 0.389864f, 0.327485f, 0.826511f, 0.272904f, 0.77193f, 0.709552f, 0.210526f,
3033 0.483431f, 0.982456f, 0.296296f, 0.795322f, 0.116959f, 0.615984f, 0.0545809f, 0.553606f,
3034 0.732943f, 0.233918f, 0.545809f, 0.0467836f, 0.865497f, 0.366472f, 0.803119f, 0.304094f,
3035 0.518519f, 0.0194932f, 0.45614f, 0.955166f, 0.729045f, 0.230019f, 0.54191f, 0.042885f,
3036 0.269006f, 0.768031f, 0.705653f, 0.206628f, 0.479532f, 0.978558f, 0.292398f, 0.791423f,
3037 0.237817f, 0.736842f, 0.424951f, 0.923977f, 0.136452f, 0.635478f, 0.323587f, 0.822612f,
3038 0.986355f, 0.487329f, 0.674464f, 0.175439f, 0.88499f, 0.385965f, 0.573099f, 0.0740741f,
3039 0.51462f, 0.0155945f, 0.202729f, 0.701754f, 0.148148f, 0.647174f, 0.834308f, 0.335283f,
3040 0.265107f, 0.764133f, 0.951267f, 0.452242f, 0.896686f, 0.397661f, 0.08577f, 0.584795f,
3041 0.8577f, 0.358674f, 0.920078f, 0.421053f, 0.740741f, 0.241715f, 0.678363f, 0.179337f,
3042 0.109162f, 0.608187f, 0.17154f, 0.670565f, 0.491228f, 0.990253f, 0.42885f, 0.927875f,
3043 0.0662768f, 0.565302f, 0.62768f, 0.128655f, 0.183236f, 0.682261f, 0.744639f, 0.245614f,
3044 0.814815f, 0.315789f, 0.378168f, 0.877193f, 0.931774f, 0.432749f, 0.495127f, 0.994152f,
3045 0.0350877f, 0.534113f, 0.97076f, 0.471735f, 0.214425f, 0.71345f, 0.526316f, 0.0272904f,
3046 0.783626f, 0.2846f, 0.222222f, 0.721248f, 0.962963f, 0.463938f, 0.276803f, 0.775828f,
3047 0.966862f, 0.467836f, 0.405458f, 0.904483f, 0.0701754f, 0.569201f, 0.881092f, 0.382066f,
3048 0.218324f, 0.717349f, 0.654971f, 0.155945f, 0.818713f, 0.319688f, 0.132554f, 0.631579f,
3049 0.0623782f, 0.561404f, 0.748538f, 0.249513f, 0.912281f, 0.413255f, 0.974659f, 0.475634f,
3050 0.810916f, 0.311891f, 0.499025f, 0.998051f, 0.163743f, 0.662768f, 0.226121f, 0.725146f,
3051 0.690058f, 0.191033f, 0.00389864f, 0.502924f, 0.557505f, 0.0584795f, 0.120858f, 0.619883f,
3052 0.440546f, 0.939571f, 0.752437f, 0.253411f, 0.307992f, 0.807018f, 0.869396f, 0.37037f,
3053 0.658869f, 0.159844f, 0.346979f, 0.846004f, 0.588694f, 0.0896686f, 0.152047f, 0.651072f,
3054 0.409357f, 0.908382f, 0.596491f, 0.0974659f, 0.339181f, 0.838207f, 0.900585f, 0.401559f,
3055 0.34308f, 0.842105f, 0.779727f, 0.280702f, 0.693957f, 0.194932f, 0.25731f, 0.756335f,
3056 0.592593f, 0.0935673f, 0.0311891f, 0.530214f, 0.444444f, 0.94347f, 0.506823f, 0.00779727f,
3057 0.68616f, 0.187135f, 0.124756f, 0.623782f, 0.288499f, 0.787524f, 0.350877f, 0.849903f,
3058 0.436647f, 0.935673f, 0.873294f, 0.374269f, 0.538012f, 0.0389864f, 0.60039f, 0.101365f,
3059 0.57115f, 0.0721248f, 0.758285f, 0.259259f, 0.719298f, 0.220273f, 0.532164f, 0.0331384f,
3060 0.321637f, 0.820663f, 0.00974659f, 0.508772f, 0.469786f, 0.968811f, 0.282651f, 0.781676f,
3061 0.539961f, 0.0409357f, 0.727096f, 0.22807f, 0.500975f, 0.00194932f, 0.563353f, 0.0643275f,
3062 0.290448f, 0.789474f, 0.477583f, 0.976608f, 0.251462f, 0.750487f, 0.31384f, 0.812865f,
3063 0.94152f, 0.442495f, 0.879142f, 0.380117f, 0.37232f, 0.871345f, 0.309942f, 0.808967f,
3064 0.192982f, 0.692008f, 0.130604f, 0.62963f, 0.621832f, 0.122807f, 0.559454f, 0.0604289f,
3065 0.660819f, 0.161793f, 0.723197f, 0.224172f, 0.403509f, 0.902534f, 0.840156f, 0.341131f,
3066 0.411306f, 0.910331f, 0.473684f, 0.97271f, 0.653021f, 0.153996f, 0.0916179f, 0.590643f,
3067 0.196881f, 0.695906f, 0.384016f, 0.883041f, 0.0955166f, 0.594542f, 0.157895f, 0.65692f,
3068 0.945419f, 0.446394f, 0.633528f, 0.134503f, 0.844055f, 0.345029f, 0.906433f, 0.407407f,
3069 0.165692f, 0.664717f, 0.103314f, 0.602339f, 0.126706f, 0.625731f, 0.189084f, 0.688109f,
3070 0.91423f, 0.415205f, 0.851852f, 0.352827f, 0.875244f, 0.376218f, 0.937622f, 0.438596f,
3071 0.317739f, 0.816764f, 0.255361f, 0.754386f, 0.996101f, 0.497076f, 0.933723f, 0.434698f,
3072 0.567251f, 0.0682261f, 0.504873f, 0.00584795f, 0.247563f, 0.746589f, 0.185185f, 0.684211f,
3073 0.037037f, 0.536062f, 0.0994152f, 0.598441f, 0.777778f, 0.278752f, 0.465887f, 0.964912f,
3074 0.785575f, 0.28655f, 0.847953f, 0.348928f, 0.0292398f, 0.528265f, 0.7154f, 0.216374f,
3075 0.39961f, 0.898636f, 0.961014f, 0.461988f, 0.0487329f, 0.547758f, 0.111111f, 0.610136f,
3076 0.649123f, 0.150097f, 0.212476f, 0.711501f, 0.797271f, 0.298246f, 0.859649f, 0.360624f,
3077 0.118908f, 0.617934f, 0.0565302f, 0.555556f, 0.329435f, 0.82846f, 0.516569f, 0.0175439f,
3078 0.867446f, 0.368421f, 0.805068f, 0.306043f, 0.578947f, 0.079922f, 0.267057f, 0.766082f,
3079 0.270955f, 0.76998f, 0.707602f, 0.208577f, 0.668616f, 0.169591f, 0.606238f, 0.107212f,
3080 0.520468f, 0.0214425f, 0.45809f, 0.957115f, 0.419103f, 0.918129f, 0.356725f, 0.855751f,
3081 0.988304f, 0.489279f, 0.426901f, 0.925926f, 0.450292f, 0.949318f, 0.512671f, 0.0136452f,
3082 0.239766f, 0.738791f, 0.676413f, 0.177388f, 0.699805f, 0.20078f, 0.263158f, 0.762183f,
3083 0.773879f, 0.274854f, 0.337232f, 0.836257f, 0.672515f, 0.173489f, 0.734893f, 0.235867f,
3084 0.0253411f, 0.524366f, 0.586745f, 0.0877193f, 0.423002f, 0.922027f, 0.48538f, 0.984405f,
3085 0.74269f, 0.243665f, 0.680312f, 0.181287f, 0.953216f, 0.454191f, 0.1423f, 0.641326f,
3086 0.493177f, 0.992203f, 0.430799f, 0.929825f, 0.204678f, 0.703704f, 0.890838f, 0.391813f,
3087 0.894737f, 0.395712f, 0.0838207f, 0.582846f, 0.0448343f, 0.54386f, 0.231969f, 0.730994f,
3088 0.146199f, 0.645224f, 0.832359f, 0.333333f, 0.793372f, 0.294347f, 0.980507f, 0.481481f,
3089 0.364522f, 0.863548f, 0.80117f, 0.302144f, 0.824561f, 0.325536f, 0.138402f, 0.637427f,
3090 0.614035f, 0.11501f, 0.0526316f, 0.551657f, 0.0760234f, 0.575049f, 0.88694f, 0.387914f,
3103#define PNANOVDB_ENFORCE_FORWARD_STEPPING
3105#define PNANOVDB_HDDA_FLOAT_MAX 1e38f
3107struct pnanovdb_hdda_t
3109 pnanovdb_int32_t dim;
3112 pnanovdb_coord_t voxel;
3113 pnanovdb_coord_t step;
3114 pnanovdb_vec3_t delta;
3115 pnanovdb_vec3_t next;
3117PNANOVDB_STRUCT_TYPEDEF(pnanovdb_hdda_t)
3119PNANOVDB_FORCE_INLINE pnanovdb_coord_t pnanovdb_hdda_pos_to_ijk(PNANOVDB_IN(pnanovdb_vec3_t) pos)
3121 pnanovdb_coord_t voxel;
3122 voxel.x = pnanovdb_float_to_int32(pnanovdb_floor(PNANOVDB_DEREF(pos).x));
3123 voxel.y = pnanovdb_float_to_int32(pnanovdb_floor(PNANOVDB_DEREF(pos).y));
3124 voxel.z = pnanovdb_float_to_int32(pnanovdb_floor(PNANOVDB_DEREF(pos).z));
3128PNANOVDB_FORCE_INLINE pnanovdb_coord_t pnanovdb_hdda_pos_to_voxel(PNANOVDB_IN(pnanovdb_vec3_t) pos,
int dim)
3130 pnanovdb_coord_t voxel;
3131 voxel.x = pnanovdb_float_to_int32(pnanovdb_floor(PNANOVDB_DEREF(pos).x)) & (~(dim - 1));
3132 voxel.y = pnanovdb_float_to_int32(pnanovdb_floor(PNANOVDB_DEREF(pos).y)) & (~(dim - 1));
3133 voxel.z = pnanovdb_float_to_int32(pnanovdb_floor(PNANOVDB_DEREF(pos).z)) & (~(dim - 1));
3137PNANOVDB_FORCE_INLINE pnanovdb_vec3_t pnanovdb_hdda_ray_start(PNANOVDB_IN(pnanovdb_vec3_t) origin,
float tmin, PNANOVDB_IN(pnanovdb_vec3_t) direction)
3139 pnanovdb_vec3_t pos = pnanovdb_vec3_add(
3140 pnanovdb_vec3_mul(PNANOVDB_DEREF(direction), pnanovdb_vec3_uniform(tmin)),
3141 PNANOVDB_DEREF(origin)
3146PNANOVDB_FORCE_INLINE
void pnanovdb_hdda_init(PNANOVDB_INOUT(pnanovdb_hdda_t) hdda, PNANOVDB_IN(pnanovdb_vec3_t) origin,
float tmin, PNANOVDB_IN(pnanovdb_vec3_t) direction,
float tmax,
int dim)
3148 PNANOVDB_DEREF(hdda).dim = dim;
3149 PNANOVDB_DEREF(hdda).tmin = tmin;
3150 PNANOVDB_DEREF(hdda).tmax = tmax;
3152 pnanovdb_vec3_t pos = pnanovdb_hdda_ray_start(origin, tmin, direction);
3153 pnanovdb_vec3_t dir_inv = pnanovdb_vec3_div(pnanovdb_vec3_uniform(1.f), PNANOVDB_DEREF(direction));
3155 PNANOVDB_DEREF(hdda).voxel = pnanovdb_hdda_pos_to_voxel(PNANOVDB_REF(pos), dim);
3158 if (PNANOVDB_DEREF(direction).x == 0.f)
3160 PNANOVDB_DEREF(hdda).next.x = PNANOVDB_HDDA_FLOAT_MAX;
3161 PNANOVDB_DEREF(hdda).step.x = 0;
3162 PNANOVDB_DEREF(hdda).delta.x = 0.f;
3164 else if (dir_inv.x > 0.f)
3166 PNANOVDB_DEREF(hdda).step.x = 1;
3167 PNANOVDB_DEREF(hdda).next.x = PNANOVDB_DEREF(hdda).tmin + (PNANOVDB_DEREF(hdda).voxel.x + dim - pos.x) * dir_inv.x;
3168 PNANOVDB_DEREF(hdda).delta.x = dir_inv.x;
3172 PNANOVDB_DEREF(hdda).step.x = -1;
3173 PNANOVDB_DEREF(hdda).next.x = PNANOVDB_DEREF(hdda).tmin + (PNANOVDB_DEREF(hdda).voxel.x - pos.x) * dir_inv.x;
3174 PNANOVDB_DEREF(hdda).delta.x = -dir_inv.x;
3178 if (PNANOVDB_DEREF(direction).y == 0.f)
3180 PNANOVDB_DEREF(hdda).next.y = PNANOVDB_HDDA_FLOAT_MAX;
3181 PNANOVDB_DEREF(hdda).step.y = 0;
3182 PNANOVDB_DEREF(hdda).delta.y = 0.f;
3184 else if (dir_inv.y > 0.f)
3186 PNANOVDB_DEREF(hdda).step.y = 1;
3187 PNANOVDB_DEREF(hdda).next.y = PNANOVDB_DEREF(hdda).tmin + (PNANOVDB_DEREF(hdda).voxel.y + dim - pos.y) * dir_inv.y;
3188 PNANOVDB_DEREF(hdda).delta.y = dir_inv.y;
3192 PNANOVDB_DEREF(hdda).step.y = -1;
3193 PNANOVDB_DEREF(hdda).next.y = PNANOVDB_DEREF(hdda).tmin + (PNANOVDB_DEREF(hdda).voxel.y - pos.y) * dir_inv.y;
3194 PNANOVDB_DEREF(hdda).delta.y = -dir_inv.y;
3198 if (PNANOVDB_DEREF(direction).z == 0.f)
3200 PNANOVDB_DEREF(hdda).next.z = PNANOVDB_HDDA_FLOAT_MAX;
3201 PNANOVDB_DEREF(hdda).step.z = 0;
3202 PNANOVDB_DEREF(hdda).delta.z = 0.f;
3204 else if (dir_inv.z > 0.f)
3206 PNANOVDB_DEREF(hdda).step.z = 1;
3207 PNANOVDB_DEREF(hdda).next.z = PNANOVDB_DEREF(hdda).tmin + (PNANOVDB_DEREF(hdda).voxel.z + dim - pos.z) * dir_inv.z;
3208 PNANOVDB_DEREF(hdda).delta.z = dir_inv.z;
3212 PNANOVDB_DEREF(hdda).step.z = -1;
3213 PNANOVDB_DEREF(hdda).next.z = PNANOVDB_DEREF(hdda).tmin + (PNANOVDB_DEREF(hdda).voxel.z - pos.z) * dir_inv.z;
3214 PNANOVDB_DEREF(hdda).delta.z = -dir_inv.z;
3218PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_hdda_update(PNANOVDB_INOUT(pnanovdb_hdda_t) hdda, PNANOVDB_IN(pnanovdb_vec3_t) origin, PNANOVDB_IN(pnanovdb_vec3_t) direction,
int dim)
3220 if (PNANOVDB_DEREF(hdda).dim == dim)
3222 return PNANOVDB_FALSE;
3224 PNANOVDB_DEREF(hdda).dim = dim;
3226 pnanovdb_vec3_t pos = pnanovdb_vec3_add(
3227 pnanovdb_vec3_mul(PNANOVDB_DEREF(direction), pnanovdb_vec3_uniform(PNANOVDB_DEREF(hdda).tmin)),
3228 PNANOVDB_DEREF(origin)
3230 pnanovdb_vec3_t dir_inv = pnanovdb_vec3_div(pnanovdb_vec3_uniform(1.f), PNANOVDB_DEREF(direction));
3232 PNANOVDB_DEREF(hdda).voxel = pnanovdb_hdda_pos_to_voxel(PNANOVDB_REF(pos), dim);
3234 if (PNANOVDB_DEREF(hdda).step.x != 0)
3236 PNANOVDB_DEREF(hdda).next.x = PNANOVDB_DEREF(hdda).tmin + (PNANOVDB_DEREF(hdda).voxel.x - pos.x) * dir_inv.x;
3237 if (PNANOVDB_DEREF(hdda).step.x > 0)
3239 PNANOVDB_DEREF(hdda).next.x += dim * dir_inv.x;
3242 if (PNANOVDB_DEREF(hdda).step.y != 0)
3244 PNANOVDB_DEREF(hdda).next.y = PNANOVDB_DEREF(hdda).tmin + (PNANOVDB_DEREF(hdda).voxel.y - pos.y) * dir_inv.y;
3245 if (PNANOVDB_DEREF(hdda).step.y > 0)
3247 PNANOVDB_DEREF(hdda).next.y += dim * dir_inv.y;
3250 if (PNANOVDB_DEREF(hdda).step.z != 0)
3252 PNANOVDB_DEREF(hdda).next.z = PNANOVDB_DEREF(hdda).tmin + (PNANOVDB_DEREF(hdda).voxel.z - pos.z) * dir_inv.z;
3253 if (PNANOVDB_DEREF(hdda).step.z > 0)
3255 PNANOVDB_DEREF(hdda).next.z += dim * dir_inv.z;
3259 return PNANOVDB_TRUE;
3262PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_hdda_step(PNANOVDB_INOUT(pnanovdb_hdda_t) hdda)
3264 pnanovdb_bool_t ret;
3265 if (PNANOVDB_DEREF(hdda).next.x < PNANOVDB_DEREF(hdda).next.y && PNANOVDB_DEREF(hdda).next.x < PNANOVDB_DEREF(hdda).next.z)
3267#ifdef PNANOVDB_ENFORCE_FORWARD_STEPPING
3268 if (PNANOVDB_DEREF(hdda).next.x <= PNANOVDB_DEREF(hdda).tmin)
3270 PNANOVDB_DEREF(hdda).next.x += PNANOVDB_DEREF(hdda).tmin - 0.999999f * PNANOVDB_DEREF(hdda).next.x + 1.0e-6f;
3273 PNANOVDB_DEREF(hdda).tmin = PNANOVDB_DEREF(hdda).next.x;
3274 PNANOVDB_DEREF(hdda).next.x += PNANOVDB_DEREF(hdda).dim * PNANOVDB_DEREF(hdda).delta.x;
3275 PNANOVDB_DEREF(hdda).voxel.x += PNANOVDB_DEREF(hdda).dim * PNANOVDB_DEREF(hdda).step.x;
3276 ret = PNANOVDB_DEREF(hdda).tmin <= PNANOVDB_DEREF(hdda).tmax;
3278 else if (PNANOVDB_DEREF(hdda).next.y < PNANOVDB_DEREF(hdda).next.z)
3280#ifdef PNANOVDB_ENFORCE_FORWARD_STEPPING
3281 if (PNANOVDB_DEREF(hdda).next.y <= PNANOVDB_DEREF(hdda).tmin)
3283 PNANOVDB_DEREF(hdda).next.y += PNANOVDB_DEREF(hdda).tmin - 0.999999f * PNANOVDB_DEREF(hdda).next.y + 1.0e-6f;
3286 PNANOVDB_DEREF(hdda).tmin = PNANOVDB_DEREF(hdda).next.y;
3287 PNANOVDB_DEREF(hdda).next.y += PNANOVDB_DEREF(hdda).dim * PNANOVDB_DEREF(hdda).delta.y;
3288 PNANOVDB_DEREF(hdda).voxel.y += PNANOVDB_DEREF(hdda).dim * PNANOVDB_DEREF(hdda).step.y;
3289 ret = PNANOVDB_DEREF(hdda).tmin <= PNANOVDB_DEREF(hdda).tmax;
3293#ifdef PNANOVDB_ENFORCE_FORWARD_STEPPING
3294 if (PNANOVDB_DEREF(hdda).next.z <= PNANOVDB_DEREF(hdda).tmin)
3296 PNANOVDB_DEREF(hdda).next.z += PNANOVDB_DEREF(hdda).tmin - 0.999999f * PNANOVDB_DEREF(hdda).next.z + 1.0e-6f;
3299 PNANOVDB_DEREF(hdda).tmin = PNANOVDB_DEREF(hdda).next.z;
3300 PNANOVDB_DEREF(hdda).next.z += PNANOVDB_DEREF(hdda).dim * PNANOVDB_DEREF(hdda).delta.z;
3301 PNANOVDB_DEREF(hdda).voxel.z += PNANOVDB_DEREF(hdda).dim * PNANOVDB_DEREF(hdda).step.z;
3302 ret = PNANOVDB_DEREF(hdda).tmin <= PNANOVDB_DEREF(hdda).tmax;
3307PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_hdda_ray_clip(
3308 PNANOVDB_IN(pnanovdb_vec3_t) bbox_min,
3309 PNANOVDB_IN(pnanovdb_vec3_t) bbox_max,
3310 PNANOVDB_IN(pnanovdb_vec3_t) origin, PNANOVDB_INOUT(
float) tmin,
3311 PNANOVDB_IN(pnanovdb_vec3_t) direction, PNANOVDB_INOUT(
float) tmax
3314 pnanovdb_vec3_t dir_inv = pnanovdb_vec3_div(pnanovdb_vec3_uniform(1.f), PNANOVDB_DEREF(direction));
3315 pnanovdb_vec3_t t0 = pnanovdb_vec3_mul(pnanovdb_vec3_sub(PNANOVDB_DEREF(bbox_min), PNANOVDB_DEREF(origin)), dir_inv);
3316 pnanovdb_vec3_t t1 = pnanovdb_vec3_mul(pnanovdb_vec3_sub(PNANOVDB_DEREF(bbox_max), PNANOVDB_DEREF(origin)), dir_inv);
3317 pnanovdb_vec3_t tmin3 = pnanovdb_vec3_min(t0, t1);
3318 pnanovdb_vec3_t tmax3 = pnanovdb_vec3_max(t0, t1);
3319 float tnear = pnanovdb_max(tmin3.x, pnanovdb_max(tmin3.y, tmin3.z));
3320 float tfar = pnanovdb_min(tmax3.x, pnanovdb_min(tmax3.y, tmax3.z));
3321 pnanovdb_bool_t hit = tnear <= tfar;
3322 PNANOVDB_DEREF(tmin) = pnanovdb_max(PNANOVDB_DEREF(tmin), tnear);
3323 PNANOVDB_DEREF(tmax) = pnanovdb_min(PNANOVDB_DEREF(tmax), tfar);
3327PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_hdda_zero_crossing(
3328 pnanovdb_grid_type_t grid_type,
3331 PNANOVDB_IN(pnanovdb_vec3_t) origin,
float tmin,
3332 PNANOVDB_IN(pnanovdb_vec3_t) direction,
float tmax,
3333 PNANOVDB_INOUT(
float) thit,
3334 PNANOVDB_INOUT(
float) v
3339 pnanovdb_vec3_t bbox_minf = pnanovdb_coord_to_vec3(bbox_min);
3340 pnanovdb_vec3_t bbox_maxf = pnanovdb_coord_to_vec3(pnanovdb_coord_add(bbox_max, pnanovdb_coord_uniform(1)));
3342 pnanovdb_bool_t hit = pnanovdb_hdda_ray_clip(PNANOVDB_REF(bbox_minf), PNANOVDB_REF(bbox_maxf), origin, PNANOVDB_REF(tmin), direction, PNANOVDB_REF(tmax));
3343 if (!hit || tmax > 1.0e20f)
3345 return PNANOVDB_FALSE;
3348 pnanovdb_vec3_t pos = pnanovdb_hdda_ray_start(origin, tmin, direction);
3349 pnanovdb_coord_t ijk = pnanovdb_hdda_pos_to_ijk(PNANOVDB_REF(pos));
3355 pnanovdb_hdda_t hdda;
3356 pnanovdb_hdda_init(PNANOVDB_REF(hdda), origin, tmin, direction, tmax, dim);
3357 while (pnanovdb_hdda_step(PNANOVDB_REF(hdda)))
3359 pnanovdb_vec3_t pos_start = pnanovdb_hdda_ray_start(origin, hdda.tmin + 1.0001f, direction);
3360 ijk = pnanovdb_hdda_pos_to_ijk(PNANOVDB_REF(pos_start));
3362 pnanovdb_hdda_update(PNANOVDB_REF(hdda), origin, direction, dim);
3372 if (PNANOVDB_DEREF(v) * v0 < 0.f)
3374 PNANOVDB_DEREF(thit) = hdda.tmin;
3375 return PNANOVDB_TRUE;
3379 return PNANOVDB_FALSE;
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_version_get_minor(pnanovdb_uint32_t version)
Definition PNanoVDB.h:1221
#define PNANOVDB_GRID_OFF_VERSION
Definition PNanoVDB.h:1107
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_readaccessor_get_value_address_and_level(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_uint32_t) level)
Definition PNanoVDB.h:2649
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_gridblindmetadata_get_semantic(pnanovdb_buf_t buf, pnanovdb_gridblindmetadata_handle_t p)
Definition PNanoVDB.h:1263
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_root_get_value_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_root_handle_t root, PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:2342
#define PNANOVDB_UPPER_OFF_VALUE_MASK
Definition PNanoVDB.h:1472
PNANOVDB_FORCE_INLINE float pnanovdb_map_get_matf(pnanovdb_buf_t buf, pnanovdb_map_handle_t p, pnanovdb_uint32_t index)
Definition PNanoVDB.h:1030
#define PNANOVDB_TREE_OFF_NODE_COUNT_LOWER
Definition PNanoVDB.h:1301
PNANOVDB_STATIC_CONST float pnanovdb_dither_lut[512]
Definition PNanoVDB.h:3025
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_root_tile_get_state(pnanovdb_buf_t buf, pnanovdb_root_tile_handle_t p)
Definition PNanoVDB.h:1438
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_root_get_tile_count(pnanovdb_buf_t buf, pnanovdb_root_handle_t p)
Definition PNanoVDB.h:1400
#define PNANOVDB_TREE_OFF_TILE_COUNT_LEAF
Definition PNanoVDB.h:1303
PNANOVDB_FORCE_INLINE pnanovdb_coord_t pnanovdb_read_coord(pnanovdb_buf_t buf, pnanovdb_address_t address)
Definition PNanoVDB.h:812
#define PNANOVDB_UPPER_OFF_FLAGS
Definition PNanoVDB.h:1471
#define PNANOVDB_GRID_TYPE_FLOAT
Definition PNanoVDB.h:936
PNANOVDB_FORCE_INLINE float pnanovdb_map_get_invmatf(pnanovdb_buf_t buf, pnanovdb_map_handle_t p, pnanovdb_uint32_t index)
Definition PNanoVDB.h:1033
PNANOVDB_FORCE_INLINE float pnanovdb_dither_lookup(pnanovdb_bool_t enabled, int offset)
Definition PNanoVDB.h:3093
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_uint64_dec(pnanovdb_uint64_t a)
Definition PNanoVDB.h:635
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_indexmask_get_ave_index(pnanovdb_buf_t buf, pnanovdb_address_t ave_address)
Definition PNanoVDB.h:1891
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_indexmask_get_dev_index(pnanovdb_buf_t buf, pnanovdb_address_t dev_address)
Definition PNanoVDB.h:1895
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_index_get_max_index(pnanovdb_buf_t buf, pnanovdb_address_t max_address)
Definition PNanoVDB.h:1855
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_root_onindex_get_value_index(pnanovdb_buf_t buf, pnanovdb_address_t address, PNANOVDB_IN(pnanovdb_coord_t) ijk, pnanovdb_uint32_t level)
Definition PNanoVDB.h:2426
PNANOVDB_FORCE_INLINE void pnanovdb_grid_set_blind_metadata_offset(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p, pnanovdb_uint64_t blind_metadata_offset)
Definition PNanoVDB.h:1205
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_gridblindmetadata_get_data_type(pnanovdb_buf_t buf, pnanovdb_gridblindmetadata_handle_t p)
Definition PNanoVDB.h:1269
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_root_get_stddev_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_root_handle_t root)
Definition PNanoVDB.h:2308
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_lower_get_value_mask(pnanovdb_buf_t buf, pnanovdb_lower_handle_t p, pnanovdb_uint32_t bit_index)
Definition PNanoVDB.h:1539
#define PNANOVDB_GRID_OFF_BLIND_METADATA_OFFSET
Definition PNanoVDB.h:1118
#define PNANOVDB_MAP_OFF_MATF
Definition PNanoVDB.h:1021
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_upper_get_flags(pnanovdb_buf_t buf, pnanovdb_upper_handle_t p)
Definition PNanoVDB.h:1481
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_leaf_coord_to_offset(PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:1759
#define PNANOVDB_ROOT_OFF_BBOX_MIN
Definition PNanoVDB.h:1390
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_lower_get_stddev_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_lower_handle_t node)
Definition PNanoVDB.h:2158
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_onindexmask_get_value_index(pnanovdb_buf_t buf, pnanovdb_address_t value_address, PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:2049
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_root_tile_get_value_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_root_tile_handle_t root_tile)
Definition PNanoVDB.h:2314
PNANOVDB_FORCE_INLINE void pnanovdb_grid_set_flags(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p, pnanovdb_uint32_t flags)
Definition PNanoVDB.h:1178
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_upper_is_active_and_cache(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_upper_handle_t upper, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc)
Definition PNanoVDB.h:2803
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_uint64_bit_mask(pnanovdb_uint32_t bit_idx)
Definition PNanoVDB.h:645
PNANOVDB_STATIC_CONST pnanovdb_uint32_t pnanovdb_grid_type_leaf_type[26]
Definition PNanoVDB.h:1002
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_gridblindmetadata_get_name(pnanovdb_buf_t buf, pnanovdb_gridblindmetadata_handle_t p, pnanovdb_uint32_t index)
Definition PNanoVDB.h:1272
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_root_is_active_and_cache(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_root_handle_t root, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc)
Definition PNanoVDB.h:2821
#define PNANOVDB_ROOT_TILE_OFF_CHILD
Definition PNanoVDB.h:1429
PNANOVDB_FORCE_INLINE void pnanovdb_tree_set_node_count_lower(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p, pnanovdb_uint32_t node_count_lower)
Definition PNanoVDB.h:1357
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_uint64_to_uint32_lsr(pnanovdb_uint64_t a, pnanovdb_uint32_t b)
Definition PNanoVDB.h:640
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_lower_get_value_address_and_level_and_cache(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_lower_handle_t lower, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc, PNANOVDB_INOUT(pnanovdb_uint32_t) level)
Definition PNanoVDB.h:2562
PNANOVDB_FORCE_INLINE void pnanovdb_grid_set_grid_size(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p, pnanovdb_uint64_t grid_size)
Definition PNanoVDB.h:1187
#define PNANOVDB_GRID_OFF_GRID_COUNT
Definition PNanoVDB.h:1110
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_grid_get_grid_class(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p)
Definition PNanoVDB.h:1156
PNANOVDB_STATIC_CONST pnanovdb_grid_type_constants_t pnanovdb_grid_type_constants[26]
Definition PNanoVDB.h:1637
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_tree_get_node_offset_lower(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p)
Definition PNanoVDB.h:1311
PNANOVDB_FORCE_INLINE void pnanovdb_grid_set_checksum(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p, pnanovdb_uint64_t checksum)
Definition PNanoVDB.h:1172
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_lower_get_value_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_lower_handle_t lower, PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:2201
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_uint64_any_bit(pnanovdb_uint64_t a)
Definition PNanoVDB.h:655
#define PNANOVDB_LEAF_OFF_VALUE_MASK
Definition PNanoVDB.h:1579
PNANOVDB_FORCE_INLINE pnanovdb_coord_t pnanovdb_lower_get_bbox_max(pnanovdb_buf_t buf, pnanovdb_lower_handle_t p)
Definition PNanoVDB.h:1533
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_tree_get_tile_count_lower(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p)
Definition PNanoVDB.h:1332
PNANOVDB_FORCE_INLINE pnanovdb_vec3_t pnanovdb_read_vec3u8(pnanovdb_buf_t buf, pnanovdb_address_t address)
Definition PNanoVDB.h:848
PNANOVDB_FORCE_INLINE void pnanovdb_tree_set_node_offset_leaf(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p, pnanovdb_uint64_t node_offset_leaf)
Definition PNanoVDB.h:1342
PNANOVDB_FORCE_INLINE void pnanovdb_leaf_set_bbox_min(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t p, PNANOVDB_IN(pnanovdb_coord_t) bbox_min)
Definition PNanoVDB.h:1596
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_pointindex_get_point_count(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf)
Definition PNanoVDB.h:2084
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_lower_get_value_address_and_cache(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_lower_handle_t lower, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc)
Definition PNanoVDB.h:2582
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_read_bit(pnanovdb_buf_t buf, pnanovdb_address_t address, pnanovdb_uint32_t bit_offset)
Definition PNanoVDB.h:858
PNANOVDB_FORCE_INLINE pnanovdb_coord_t pnanovdb_root_get_bbox_max(pnanovdb_buf_t buf, pnanovdb_root_handle_t p)
Definition PNanoVDB.h:1397
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_root_get_value_address_and_level(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_root_handle_t root, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_uint32_t) level)
Definition PNanoVDB.h:2320
PNANOVDB_FORCE_INLINE void pnanovdb_write_float(pnanovdb_buf_t buf, pnanovdb_address_t address, float value)
Definition PNanoVDB.h:904
PNANOVDB_FORCE_INLINE void pnanovdb_leaf_pointindex_set_on(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf, pnanovdb_uint32_t i)
Definition PNanoVDB.h:2116
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_leaf_get_value_mask(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t p, pnanovdb_uint32_t bit_index)
Definition PNanoVDB.h:1591
PNANOVDB_FORCE_INLINE void pnanovdb_grid_set_blind_metadata_count(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p, pnanovdb_uint32_t metadata_count)
Definition PNanoVDB.h:1208
PNANOVDB_FORCE_INLINE void pnanovdb_root_set_tile_count(pnanovdb_buf_t buf, pnanovdb_root_handle_t p, pnanovdb_uint32_t tile_count)
Definition PNanoVDB.h:1410
#define PNANOVDB_MAP_OFF_VECD
Definition PNanoVDB.h:1027
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_lower_get_value_address_and_level(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_lower_handle_t lower, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_uint32_t) level)
Definition PNanoVDB.h:2183
PNANOVDB_FORCE_INLINE void pnanovdb_tree_set_voxel_count(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p, pnanovdb_uint64_t voxel_count)
Definition PNanoVDB.h:1372
#define PNANOVDB_ROOT_OFF_TABLE_SIZE
Definition PNanoVDB.h:1392
PNANOVDB_FORCE_INLINE pnanovdb_coord_t pnanovdb_leaf_get_bbox_min(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t p)
Definition PNanoVDB.h:1585
#define PNANOVDB_LEAF_OFF_BBOX_DIF_AND_FLAGS
Definition PNanoVDB.h:1578
PNANOVDB_STATIC_CONST pnanovdb_uint32_t pnanovdb_grid_type_minmax_strides_bits[26]
Definition PNanoVDB.h:996
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_uint64_offset(pnanovdb_uint64_t a, pnanovdb_uint32_t b)
Definition PNanoVDB.h:630
PNANOVDB_FORCE_INLINE void pnanovdb_tree_set_tile_count_leaf(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p, pnanovdb_uint32_t tile_count_leaf)
Definition PNanoVDB.h:1363
PNANOVDB_FORCE_INLINE pnanovdb_gridblindmetadata_handle_t pnanovdb_grid_get_gridblindmetadata(pnanovdb_buf_t buf, pnanovdb_grid_handle_t grid, pnanovdb_uint32_t index)
Definition PNanoVDB.h:1669
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_root_get_dim_and_cache(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_root_handle_t root, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc)
Definition PNanoVDB.h:2731
PNANOVDB_FORCE_INLINE pnanovdb_coord_t pnanovdb_upper_get_bbox_max(pnanovdb_buf_t buf, pnanovdb_upper_handle_t p)
Definition PNanoVDB.h:1478
#define PNANOVDB_LOWER_OFF_FLAGS
Definition PNanoVDB.h:1526
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_grid_get_version(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p)
Definition PNanoVDB.h:1127
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_readaccessor_get_value_address_bit(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_uint32_t) bit_index)
Definition PNanoVDB.h:2680
PNANOVDB_FORCE_INLINE float pnanovdb_map_get_taperf(pnanovdb_buf_t buf, pnanovdb_map_handle_t p, pnanovdb_uint32_t index)
Definition PNanoVDB.h:1039
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_leaf_get_dim_and_cache(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc)
Definition PNanoVDB.h:2690
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_onindexmask_get_max_index(pnanovdb_buf_t buf, pnanovdb_address_t max_address)
Definition PNanoVDB.h:2037
PNANOVDB_FORCE_INLINE void pnanovdb_grid_set_version(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p, pnanovdb_uint32_t version)
Definition PNanoVDB.h:1175
PNANOVDB_FORCE_INLINE void pnanovdb_map_set_taperd(pnanovdb_buf_t buf, pnanovdb_map_handle_t p, pnanovdb_uint32_t index, double taperd)
Definition PNanoVDB.h:1076
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_tree_get_node_offset_root(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p)
Definition PNanoVDB.h:1317
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_tree_get_node_offset_leaf(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p)
Definition PNanoVDB.h:1308
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_uint64_and(pnanovdb_uint64_t a, pnanovdb_uint64_t b)
Definition PNanoVDB.h:650
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_lower_get_min_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_lower_handle_t node)
Definition PNanoVDB.h:2140
PNANOVDB_FORCE_INLINE pnanovdb_vec3_t pnanovdb_map_apply(pnanovdb_buf_t buf, pnanovdb_map_handle_t map, PNANOVDB_IN(pnanovdb_vec3_t) src)
Definition PNanoVDB.h:2870
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_onindex_get_ave_index(pnanovdb_buf_t buf, pnanovdb_address_t ave_address)
Definition PNanoVDB.h:1972
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_onindex_get_last_offset(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf)
Definition PNanoVDB.h:1938
PNANOVDB_STATIC_CONST pnanovdb_uint32_t pnanovdb_grid_type_value_strides_bits[26]
Definition PNanoVDB.h:992
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_upper_get_stddev_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_upper_handle_t node)
Definition PNanoVDB.h:2234
#define PNANOVDB_GRID_TYPE_ONINDEX
Definition PNanoVDB.h:955
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_uint32_countbits(pnanovdb_uint32_t value)
Definition PNanoVDB.h:550
PNANOVDB_FORCE_INLINE pnanovdb_vec3_t pnanovdb_grid_world_to_index_dirf(pnanovdb_buf_t buf, pnanovdb_grid_handle_t grid, PNANOVDB_IN(pnanovdb_vec3_t) src)
Definition PNanoVDB.h:2930
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_lower_get_table_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_lower_handle_t node, pnanovdb_uint32_t n)
Definition PNanoVDB.h:2164
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_indexmask_get_value_index(pnanovdb_buf_t buf, pnanovdb_address_t value_address, PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:1899
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_pointindex_get_last(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf, pnanovdb_uint32_t i)
Definition PNanoVDB.h:2093
PNANOVDB_FORCE_INLINE void pnanovdb_write_double(pnanovdb_buf_t buf, pnanovdb_address_t address, double value)
Definition PNanoVDB.h:908
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_lower_get_flags(pnanovdb_buf_t buf, pnanovdb_lower_handle_t p)
Definition PNanoVDB.h:1536
PNANOVDB_FORCE_INLINE pnanovdb_vec3_t pnanovdb_grid_index_to_worldf(pnanovdb_buf_t buf, pnanovdb_grid_handle_t grid, PNANOVDB_IN(pnanovdb_vec3_t) src)
Definition PNanoVDB.h:2924
PNANOVDB_STATIC_CONST pnanovdb_uint32_t pnanovdb_grid_type_minmax_aligns_bits[26]
Definition PNanoVDB.h:998
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_upper_get_value_mask(pnanovdb_buf_t buf, pnanovdb_upper_handle_t p, pnanovdb_uint32_t bit_index)
Definition PNanoVDB.h:1484
PNANOVDB_FORCE_INLINE void pnanovdb_tree_set_tile_count_lower(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p, pnanovdb_uint32_t tile_count_lower)
Definition PNanoVDB.h:1366
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_onindexmask_get_min_index(pnanovdb_buf_t buf, pnanovdb_address_t min_address)
Definition PNanoVDB.h:2033
PNANOVDB_FORCE_INLINE void pnanovdb_map_set_invmatd(pnanovdb_buf_t buf, pnanovdb_map_handle_t p, pnanovdb_uint32_t index, double invmatd)
Definition PNanoVDB.h:1070
PNANOVDB_FORCE_INLINE pnanovdb_upper_handle_t pnanovdb_root_get_child(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_root_handle_t root, pnanovdb_root_tile_handle_t tile)
Definition PNanoVDB.h:1716
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_uint64_countbits(pnanovdb_uint64_t value)
Definition PNanoVDB.h:570
#define PNANOVDB_GRID_OFF_GRID_INDEX
Definition PNanoVDB.h:1109
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_grid_get_blind_metadata_count(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p)
Definition PNanoVDB.h:1165
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_lower_coord_to_offset(PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:2133
PNANOVDB_FORCE_INLINE void pnanovdb_leaf_pointindex_set_value(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf, pnanovdb_uint32_t i, pnanovdb_uint32_t value)
Definition PNanoVDB.h:2125
#define PNANOVDB_UPPER_OFF_BBOX_MIN
Definition PNanoVDB.h:1469
PNANOVDB_FORCE_INLINE pnanovdb_int64_t pnanovdb_lower_get_table_child(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_lower_handle_t node, pnanovdb_uint32_t n)
Definition PNanoVDB.h:2170
#define PNANOVDB_GRID_OFF_MAP
Definition PNanoVDB.h:1113
#define PNANOVDB_LOWER_OFF_BBOX_MIN
Definition PNanoVDB.h:1524
PNANOVDB_FORCE_INLINE void pnanovdb_root_tile_set_child(pnanovdb_buf_t buf, pnanovdb_root_tile_handle_t p, pnanovdb_int64_t child)
Definition PNanoVDB.h:1445
PNANOVDB_FORCE_INLINE void pnanovdb_tree_set_node_offset_root(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p, pnanovdb_uint64_t node_offset_root)
Definition PNanoVDB.h:1351
PNANOVDB_FORCE_INLINE float pnanovdb_leaf_fp16_read_float(pnanovdb_buf_t buf, pnanovdb_address_t address, PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:1830
PNANOVDB_FORCE_INLINE void pnanovdb_grid_set_grid_type(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p, pnanovdb_uint32_t grid_type)
Definition PNanoVDB.h:1202
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_readaccessor_iscached2(PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc, int dirty)
Definition PNanoVDB.h:2541
#define PNANOVDB_GRIDBLINDMETADATA_OFF_SEMANTIC
Definition PNanoVDB.h:1249
#define PNANOVDB_GRID_OFF_WORLD_BBOX
Definition PNanoVDB.h:1114
#define PNANOVDB_TREE_OFF_NODE_OFFSET_UPPER
Definition PNanoVDB.h:1298
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_tree_get_voxel_count(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p)
Definition PNanoVDB.h:1338
PNANOVDB_FORCE_INLINE pnanovdb_map_handle_t pnanovdb_grid_get_map(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p)
Definition PNanoVDB.h:1145
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_leaf_get_value_address_and_cache(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc)
Definition PNanoVDB.h:2556
#define PNANOVDB_LOWER_OFF_VALUE_MASK
Definition PNanoVDB.h:1527
PNANOVDB_FORCE_INLINE double pnanovdb_map_get_matd(pnanovdb_buf_t buf, pnanovdb_map_handle_t p, pnanovdb_uint32_t index)
Definition PNanoVDB.h:1042
PNANOVDB_FORCE_INLINE pnanovdb_root_tile_handle_t pnanovdb_root_get_tile_zero(pnanovdb_grid_type_t grid_type, pnanovdb_root_handle_t root)
Definition PNanoVDB.h:1709
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_gridblindmetadata_get_element_count(pnanovdb_buf_t buf, pnanovdb_gridblindmetadata_handle_t p)
Definition PNanoVDB.h:1257
PNANOVDB_FORCE_INLINE void pnanovdb_write_int32(pnanovdb_buf_t buf, pnanovdb_address_t address, pnanovdb_int32_t value)
Definition PNanoVDB.h:896
#define PNANOVDB_ROOT_OFF_BBOX_MAX
Definition PNanoVDB.h:1391
PNANOVDB_FORCE_INLINE void pnanovdb_write_uint64(pnanovdb_buf_t buf, pnanovdb_address_t address, pnanovdb_uint64_t value)
Definition PNanoVDB.h:892
#define PNANOVDB_UPPER_OFF_CHILD_MASK
Definition PNanoVDB.h:1473
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_onindex_get_max_index(pnanovdb_buf_t buf, pnanovdb_address_t max_address)
Definition PNanoVDB.h:1961
PNANOVDB_FORCE_INLINE void pnanovdb_tree_set_tile_count_upper(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p, pnanovdb_uint32_t tile_count_upper)
Definition PNanoVDB.h:1369
#define PNANOVDB_MAP_OFF_VECF
Definition PNanoVDB.h:1023
PNANOVDB_FORCE_INLINE void pnanovdb_lower_set_bbox_max(pnanovdb_buf_t buf, pnanovdb_lower_handle_t p, PNANOVDB_IN(pnanovdb_coord_t) bbox_max)
Definition PNanoVDB.h:1551
#define PNANOVDB_GRID_TYPE_VEC3U16
Definition PNanoVDB.h:960
PNANOVDB_FORCE_INLINE void pnanovdb_root_set_bbox_min(pnanovdb_buf_t buf, pnanovdb_root_handle_t p, PNANOVDB_IN(pnanovdb_coord_t) bbox_min)
Definition PNanoVDB.h:1404
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_make_version(pnanovdb_uint32_t major, pnanovdb_uint32_t minor, pnanovdb_uint32_t patch_num)
Definition PNanoVDB.h:1212
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_upper_get_value_address_and_cache(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_upper_handle_t upper, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc)
Definition PNanoVDB.h:2613
PNANOVDB_FORCE_INLINE void pnanovdb_grid_set_grid_index(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p, pnanovdb_uint32_t grid_index)
Definition PNanoVDB.h:1181
#define PNANOVDB_TREE_OFF_VOXEL_COUNT
Definition PNanoVDB.h:1306
PNANOVDB_FORCE_INLINE void pnanovdb_write_vec3(pnanovdb_buf_t buf, pnanovdb_address_t address, PNANOVDB_IN(pnanovdb_vec3_t) value)
Definition PNanoVDB.h:918
PNANOVDB_FORCE_INLINE void pnanovdb_map_set_invmatf(pnanovdb_buf_t buf, pnanovdb_map_handle_t p, pnanovdb_uint32_t index, float invmatf)
Definition PNanoVDB.h:1058
PNANOVDB_FORCE_INLINE void pnanovdb_upper_set_table_child(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_upper_handle_t node, pnanovdb_uint32_t n, pnanovdb_int64_t child)
Definition PNanoVDB.h:2282
PNANOVDB_FORCE_INLINE void pnanovdb_lower_set_table_child(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_lower_handle_t node, pnanovdb_uint32_t n, pnanovdb_int64_t child)
Definition PNanoVDB.h:2588
PNANOVDB_FORCE_INLINE void pnanovdb_map_set_vecf(pnanovdb_buf_t buf, pnanovdb_map_handle_t p, pnanovdb_uint32_t index, float vecf)
Definition PNanoVDB.h:1061
PNANOVDB_FORCE_INLINE float pnanovdb_leaf_fp4_read_float(pnanovdb_buf_t buf, pnanovdb_address_t address, PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:1820
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_tree_get_tile_count_leaf(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p)
Definition PNanoVDB.h:1329
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_root_get_value_address_and_cache(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_root_handle_t root, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc)
Definition PNanoVDB.h:2643
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_upper_get_value_address_and_level(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_upper_handle_t upper, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_uint32_t) level)
Definition PNanoVDB.h:2259
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_pointindex_get_value(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf, pnanovdb_uint32_t i)
Definition PNanoVDB.h:2098
#define PNANOVDB_GRID_TYPE_POINTINDEX
Definition PNanoVDB.h:958
#define PNANOVDB_LEAF_TABLE_NEG_OFF_QUANTUM
Definition PNanoVDB.h:1583
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_upper_get_dim_and_cache(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_upper_handle_t upper, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc)
Definition PNanoVDB.h:2713
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_readaccessor_iscached1(PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc, int dirty)
Definition PNanoVDB.h:2531
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_read_uint16(pnanovdb_buf_t buf, pnanovdb_address_t address)
Definition PNanoVDB.h:829
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_onindexmask_get_dev_index(pnanovdb_buf_t buf, pnanovdb_address_t dev_address)
Definition PNanoVDB.h:2045
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_upper_get_table_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_upper_handle_t node, pnanovdb_uint32_t n)
Definition PNanoVDB.h:2240
#define PNANOVDB_MAP_OFF_TAPERF
Definition PNanoVDB.h:1024
#define PNANOVDB_TREE_OFF_NODE_OFFSET_LEAF
Definition PNanoVDB.h:1296
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_root_pointindex_get_point_range(pnanovdb_buf_t buf, pnanovdb_address_t value_address, PNANOVDB_IN(pnanovdb_coord_t) ijk, pnanovdb_uint32_t level, PNANOVDB_INOUT(pnanovdb_uint64_t) range_begin, PNANOVDB_INOUT(pnanovdb_uint64_t) range_end)
Definition PNanoVDB.h:2440
PNANOVDB_FORCE_INLINE pnanovdb_int64_t pnanovdb_gridblindmetadata_get_byte_offset(pnanovdb_buf_t buf, pnanovdb_gridblindmetadata_handle_t p)
Definition PNanoVDB.h:1254
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_grid_get_magic(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p)
Definition PNanoVDB.h:1121
PNANOVDB_FORCE_INLINE float pnanovdb_leaf_fp8_read_float(pnanovdb_buf_t buf, pnanovdb_address_t address, PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:1825
PNANOVDB_FORCE_INLINE pnanovdb_int64_t pnanovdb_grid_get_blind_metadata_offset(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p)
Definition PNanoVDB.h:1162
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_tree_get_node_count_leaf(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p)
Definition PNanoVDB.h:1320
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_grid_get_checksum(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p)
Definition PNanoVDB.h:1124
PNANOVDB_FORCE_INLINE void pnanovdb_tree_set_node_offset_lower(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p, pnanovdb_uint64_t node_offset_lower)
Definition PNanoVDB.h:1345
PNANOVDB_FORCE_INLINE void pnanovdb_root_tile_set_key(pnanovdb_buf_t buf, pnanovdb_root_tile_handle_t p, pnanovdb_uint64_t key)
Definition PNanoVDB.h:1442
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_read_uint32(pnanovdb_buf_t buf, pnanovdb_address_t address)
Definition PNanoVDB.h:788
#define PNANOVDB_GRID_OFF_CHECKSUM
Definition PNanoVDB.h:1106
#define PNANOVDB_MAP_OFF_INVMATD
Definition PNanoVDB.h:1026
PNANOVDB_FORCE_INLINE void pnanovdb_tree_set_node_count_leaf(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p, pnanovdb_uint32_t node_count_leaf)
Definition PNanoVDB.h:1354
#define PNANOVDB_TREE_OFF_NODE_OFFSET_ROOT
Definition PNanoVDB.h:1299
#define PNANOVDB_GRIDBLINDMETADATA_OFF_DATA_CLASS
Definition PNanoVDB.h:1250
#define PNANOVDB_GRIDBLINDMETADATA_OFF_FLAGS
Definition PNanoVDB.h:1248
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_grid_get_grid_index(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p)
Definition PNanoVDB.h:1133
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_upper_get_value_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_upper_handle_t upper, PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:2276
#define PNANOVDB_LEAF_TABLE_NEG_OFF_MINIMUM
Definition PNanoVDB.h:1582
PNANOVDB_FORCE_INLINE void pnanovdb_lower_set_child_mask(pnanovdb_buf_t buf, pnanovdb_lower_handle_t p, pnanovdb_uint32_t bit_index, pnanovdb_bool_t value)
Definition PNanoVDB.h:1554
PNANOVDB_FORCE_INLINE pnanovdb_coord_t pnanovdb_lower_get_bbox_min(pnanovdb_buf_t buf, pnanovdb_lower_handle_t p)
Definition PNanoVDB.h:1530
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_version_get_major(pnanovdb_uint32_t version)
Definition PNanoVDB.h:1217
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_grid_get_gridblindmetadata_value_address(pnanovdb_buf_t buf, pnanovdb_grid_handle_t grid, pnanovdb_uint32_t index)
Definition PNanoVDB.h:1678
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_grid_get_grid_name(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p, pnanovdb_uint32_t index)
Definition PNanoVDB.h:1142
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_tree_get_node_count_upper(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p)
Definition PNanoVDB.h:1326
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_lower_get_ave_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_lower_handle_t node)
Definition PNanoVDB.h:2152
#define PNANOVDB_GRID_OFF_GRID_TYPE
Definition PNanoVDB.h:1117
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_root_get_min_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_root_handle_t root)
Definition PNanoVDB.h:2290
PNANOVDB_FORCE_INLINE void pnanovdb_upper_set_child_mask(pnanovdb_buf_t buf, pnanovdb_upper_handle_t p, pnanovdb_uint32_t bit_index, pnanovdb_bool_t value)
Definition PNanoVDB.h:1499
#define PNANOVDB_MAP_OFF_INVMATF
Definition PNanoVDB.h:1022
PNANOVDB_FORCE_INLINE float pnanovdb_root_fp8_read_float(pnanovdb_buf_t buf, pnanovdb_address_t address, PNANOVDB_IN(pnanovdb_coord_t) ijk, pnanovdb_uint32_t level)
Definition PNanoVDB.h:2370
PNANOVDB_FORCE_INLINE pnanovdb_int32_t pnanovdb_read_int32(pnanovdb_buf_t buf, pnanovdb_address_t address)
Definition PNanoVDB.h:796
#define PNANOVDB_GRIDBLINDMETADATA_OFF_BYTE_OFFSET
Definition PNanoVDB.h:1246
#define PNANOVDB_GRID_SIZE
Definition PNanoVDB.h:1103
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_onindex_get_min_index(pnanovdb_buf_t buf, pnanovdb_address_t min_address)
Definition PNanoVDB.h:1950
PNANOVDB_FORCE_INLINE void pnanovdb_map_set_taperf(pnanovdb_buf_t buf, pnanovdb_map_handle_t p, pnanovdb_uint32_t index, float taperf)
Definition PNanoVDB.h:1064
#define PNANOVDB_ROOT_TILE_OFF_KEY
Definition PNanoVDB.h:1428
#define PNANOVDB_TREE_OFF_NODE_OFFSET_LOWER
Definition PNanoVDB.h:1297
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_upper_get_value_address_and_level_and_cache(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_upper_handle_t upper, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc, PNANOVDB_INOUT(pnanovdb_uint32_t) level)
Definition PNanoVDB.h:2594
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_leaf_is_active_and_cache(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc)
Definition PNanoVDB.h:2779
PNANOVDB_FORCE_INLINE void pnanovdb_lower_set_bbox_min(pnanovdb_buf_t buf, pnanovdb_lower_handle_t p, PNANOVDB_IN(pnanovdb_coord_t) bbox_min)
Definition PNanoVDB.h:1548
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_tree_get_node_offset_upper(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p)
Definition PNanoVDB.h:1314
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_leaf_indexmask_get_mask_bit(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf, pnanovdb_uint32_t n)
Definition PNanoVDB.h:1903
PNANOVDB_FORCE_INLINE void pnanovdb_grid_set_magic(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p, pnanovdb_uint64_t magic)
Definition PNanoVDB.h:1169
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_readaccessor_is_active(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc, PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:2844
#define PNANOVDB_UPPER_OFF_BBOX_MAX
Definition PNanoVDB.h:1470
PNANOVDB_FORCE_INLINE void pnanovdb_map_set_vecd(pnanovdb_buf_t buf, pnanovdb_map_handle_t p, pnanovdb_uint32_t index, double vecd)
Definition PNanoVDB.h:1073
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_lower_get_max_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_lower_handle_t node)
Definition PNanoVDB.h:2146
PNANOVDB_FORCE_INLINE void pnanovdb_map_set_matd(pnanovdb_buf_t buf, pnanovdb_map_handle_t p, pnanovdb_uint32_t index, double matd)
Definition PNanoVDB.h:1067
#define PNANOVDB_MAP_OFF_MATD
Definition PNanoVDB.h:1025
#define PNANOVDB_LOWER_OFF_BBOX_MAX
Definition PNanoVDB.h:1525
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_lower_get_dim_and_cache(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_lower_handle_t lower, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc)
Definition PNanoVDB.h:2695
PNANOVDB_FORCE_INLINE void pnanovdb_write_uint32(pnanovdb_buf_t buf, pnanovdb_address_t address, pnanovdb_uint32_t value)
Definition PNanoVDB.h:888
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_tree_get_node_count_lower(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p)
Definition PNanoVDB.h:1323
#define PNANOVDB_GRIDBLINDMETADATA_OFF_ELEMENT_COUNT
Definition PNanoVDB.h:1247
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_readaccessor_get_dim(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc, PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:2753
PNANOVDB_FORCE_INLINE void pnanovdb_upper_set_bbox_max(pnanovdb_buf_t buf, pnanovdb_upper_handle_t p, PNANOVDB_IN(pnanovdb_coord_t) bbox_max)
Definition PNanoVDB.h:1496
PNANOVDB_FORCE_INLINE pnanovdb_vec3_t pnanovdb_map_apply_jacobi(pnanovdb_buf_t buf, pnanovdb_map_handle_t map, PNANOVDB_IN(pnanovdb_vec3_t) src)
Definition PNanoVDB.h:2894
PNANOVDB_FORCE_INLINE pnanovdb_root_handle_t pnanovdb_tree_get_root(pnanovdb_buf_t buf, pnanovdb_tree_handle_t tree)
Definition PNanoVDB.h:1693
PNANOVDB_FORCE_INLINE void pnanovdb_grid_set_grid_class(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p, pnanovdb_uint32_t grid_class)
Definition PNanoVDB.h:1199
#define PNANOVDB_GRID_OFF_GRID_CLASS
Definition PNanoVDB.h:1116
PNANOVDB_FORCE_INLINE double pnanovdb_read_double(pnanovdb_buf_t buf, pnanovdb_address_t address)
Definition PNanoVDB.h:808
#define PNANOVDB_GRID_TYPE_END
Definition PNanoVDB.h:961
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_readaccessor_get_value_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc, PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:2674
PNANOVDB_FORCE_INLINE pnanovdb_coord_t pnanovdb_root_get_bbox_min(pnanovdb_buf_t buf, pnanovdb_root_handle_t p)
Definition PNanoVDB.h:1394
PNANOVDB_FORCE_INLINE float pnanovdb_root_fp16_read_float(pnanovdb_buf_t buf, pnanovdb_address_t address, PNANOVDB_IN(pnanovdb_coord_t) ijk, pnanovdb_uint32_t level)
Definition PNanoVDB.h:2384
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_grid_get_grid_count(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p)
Definition PNanoVDB.h:1136
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_indexmask_get_max_index(pnanovdb_buf_t buf, pnanovdb_address_t max_address)
Definition PNanoVDB.h:1887
PNANOVDB_FORCE_INLINE void pnanovdb_grid_set_grid_name(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p, pnanovdb_uint32_t index, pnanovdb_uint32_t grid_name)
Definition PNanoVDB.h:1190
PNANOVDB_FORCE_INLINE pnanovdb_int64_t pnanovdb_read_int64(pnanovdb_buf_t buf, pnanovdb_address_t address)
Definition PNanoVDB.h:804
PNANOVDB_FORCE_INLINE double pnanovdb_map_get_vecd(pnanovdb_buf_t buf, pnanovdb_map_handle_t p, pnanovdb_uint32_t index)
Definition PNanoVDB.h:1048
PNANOVDB_FORCE_INLINE double pnanovdb_map_get_invmatd(pnanovdb_buf_t buf, pnanovdb_map_handle_t p, pnanovdb_uint32_t index)
Definition PNanoVDB.h:1045
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_root_tile_get_key(pnanovdb_buf_t buf, pnanovdb_root_tile_handle_t p)
Definition PNanoVDB.h:1432
PNANOVDB_FORCE_INLINE pnanovdb_vec3_t pnanovdb_map_apply_inverse_jacobi(pnanovdb_buf_t buf, pnanovdb_map_handle_t map, PNANOVDB_IN(pnanovdb_vec3_t) src)
Definition PNanoVDB.h:2906
PNANOVDB_FORCE_INLINE float pnanovdb_root_fpn_read_float(pnanovdb_buf_t buf, pnanovdb_address_t address, PNANOVDB_IN(pnanovdb_coord_t) ijk, pnanovdb_uint32_t level)
Definition PNanoVDB.h:2398
PNANOVDB_FORCE_INLINE pnanovdb_vec3_t pnanovdb_read_vec3(pnanovdb_buf_t buf, pnanovdb_address_t address)
Definition PNanoVDB.h:820
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_onindex_get_value_index(pnanovdb_buf_t buf, pnanovdb_address_t value_address, PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:1994
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_lower_is_active_and_cache(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_lower_handle_t lower, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc)
Definition PNanoVDB.h:2785
PNANOVDB_STATIC_CONST pnanovdb_uint32_t pnanovdb_grid_type_stat_strides_bits[26]
Definition PNanoVDB.h:1000
PNANOVDB_FORCE_INLINE void pnanovdb_leaf_pointindex_set_value_only(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf, pnanovdb_uint32_t i, pnanovdb_uint32_t value)
Definition PNanoVDB.h:2102
PNANOVDB_FORCE_INLINE int pnanovdb_readaccessor_computedirty(PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc, PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:2551
#define PNANOVDB_GRIDBLINDMETADATA_OFF_NAME
Definition PNanoVDB.h:1252
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_leaf_onindexmask_get_mask_bit(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf, pnanovdb_uint32_t n)
Definition PNanoVDB.h:2053
PNANOVDB_FORCE_INLINE void pnanovdb_tree_set_node_count_upper(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p, pnanovdb_uint32_t node_count_upper)
Definition PNanoVDB.h:1360
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_lower_get_child_mask(pnanovdb_buf_t buf, pnanovdb_lower_handle_t p, pnanovdb_uint32_t bit_index)
Definition PNanoVDB.h:1543
PNANOVDB_STATIC_CONST pnanovdb_uint32_t pnanovdb_grid_type_table_strides_bits[26]
Definition PNanoVDB.h:994
PNANOVDB_FORCE_INLINE void pnanovdb_root_set_bbox_max(pnanovdb_buf_t buf, pnanovdb_root_handle_t p, PNANOVDB_IN(pnanovdb_coord_t) bbox_max)
Definition PNanoVDB.h:1407
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_leaf_get_value_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf, PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:1796
#define PNANOVDB_GRID_OFF_GRID_NAME
Definition PNanoVDB.h:1112
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_leaf_indexmask_has_stats(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf)
Definition PNanoVDB.h:1879
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_index_get_min_index(pnanovdb_buf_t buf, pnanovdb_address_t min_address)
Definition PNanoVDB.h:1850
#define PNANOVDB_TREE_OFF_NODE_COUNT_LEAF
Definition PNanoVDB.h:1300
PNANOVDB_FORCE_INLINE pnanovdb_lower_handle_t pnanovdb_upper_get_child(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_upper_handle_t upper, pnanovdb_uint32_t n)
Definition PNanoVDB.h:2252
PNANOVDB_FORCE_INLINE double pnanovdb_map_get_taperd(pnanovdb_buf_t buf, pnanovdb_map_handle_t p, pnanovdb_uint32_t index)
Definition PNanoVDB.h:1051
PNANOVDB_FORCE_INLINE pnanovdb_int64_t pnanovdb_upper_get_table_child(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_upper_handle_t node, pnanovdb_uint32_t n)
Definition PNanoVDB.h:2246
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_leaf_get_max_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_leaf_handle_t node)
Definition PNanoVDB.h:1772
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_onindex_get_dev_index(pnanovdb_buf_t buf, pnanovdb_address_t dev_address)
Definition PNanoVDB.h:1983
PNANOVDB_FORCE_INLINE void pnanovdb_upper_set_bbox_min(pnanovdb_buf_t buf, pnanovdb_upper_handle_t p, PNANOVDB_IN(pnanovdb_coord_t) bbox_min)
Definition PNanoVDB.h:1493
#define PNANOVDB_GRID_OFF_VOXEL_SIZE
Definition PNanoVDB.h:1115
PNANOVDB_FORCE_INLINE pnanovdb_vec3_t pnanovdb_grid_world_to_indexf(pnanovdb_buf_t buf, pnanovdb_grid_handle_t grid, PNANOVDB_IN(pnanovdb_vec3_t) src)
Definition PNanoVDB.h:2918
PNANOVDB_FORCE_INLINE void pnanovdb_write_coord(pnanovdb_buf_t buf, pnanovdb_address_t address, PNANOVDB_IN(pnanovdb_coord_t) value)
Definition PNanoVDB.h:912
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_read_uint64(pnanovdb_buf_t buf, pnanovdb_address_t address)
Definition PNanoVDB.h:792
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_gridblindmetadata_get_data_class(pnanovdb_buf_t buf, pnanovdb_gridblindmetadata_handle_t p)
Definition PNanoVDB.h:1266
PNANOVDB_FORCE_INLINE pnanovdb_vec3_t pnanovdb_grid_index_to_world_dirf(pnanovdb_buf_t buf, pnanovdb_grid_handle_t grid, PNANOVDB_IN(pnanovdb_vec3_t) src)
Definition PNanoVDB.h:2936
PNANOVDB_FORCE_INLINE pnanovdb_vec3_t pnanovdb_map_apply_inverse(pnanovdb_buf_t buf, pnanovdb_map_handle_t map, PNANOVDB_IN(pnanovdb_vec3_t) src)
Definition PNanoVDB.h:2882
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_tree_get_tile_count_upper(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p)
Definition PNanoVDB.h:1335
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_upper_get_child_mask(pnanovdb_buf_t buf, pnanovdb_upper_handle_t p, pnanovdb_uint32_t bit_index)
Definition PNanoVDB.h:1488
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_leaf_onindex_has_stats(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf)
Definition PNanoVDB.h:1945
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_upper_get_ave_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_upper_handle_t node)
Definition PNanoVDB.h:2228
#define PNANOVDB_GRID_OFF_MAGIC
Definition PNanoVDB.h:1105
#define PNANOVDB_GRIDBLINDMETADATA_OFF_DATA_TYPE
Definition PNanoVDB.h:1251
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_grid_get_grid_size(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p)
Definition PNanoVDB.h:1139
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_leaf_get_table_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_leaf_handle_t node, pnanovdb_uint32_t n)
Definition PNanoVDB.h:1790
#define PNANOVDB_LEAF_OFF_BBOX_MIN
Definition PNanoVDB.h:1577
PNANOVDB_FORCE_INLINE void pnanovdb_grid_set_voxel_size(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p, pnanovdb_uint32_t index, double voxel_size)
Definition PNanoVDB.h:1196
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_leaf_onindexmask_get_value_count(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf)
Definition PNanoVDB.h:2021
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_upper_get_min_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_upper_handle_t node)
Definition PNanoVDB.h:2216
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_root_get_value_address_bit(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_root_handle_t root, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_uint32_t) bit_index)
Definition PNanoVDB.h:2348
PNANOVDB_FORCE_INLINE pnanovdb_leaf_handle_t pnanovdb_lower_get_child(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_lower_handle_t lower, pnanovdb_uint32_t n)
Definition PNanoVDB.h:2176
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_pointindex_get_offset(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf)
Definition PNanoVDB.h:2080
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_read_uint8(pnanovdb_buf_t buf, pnanovdb_address_t address)
Definition PNanoVDB.h:834
PNANOVDB_FORCE_INLINE pnanovdb_coord_t pnanovdb_upper_get_bbox_min(pnanovdb_buf_t buf, pnanovdb_upper_handle_t p)
Definition PNanoVDB.h:1475
PNANOVDB_FORCE_INLINE pnanovdb_vec3_t pnanovdb_read_vec3u16(pnanovdb_buf_t buf, pnanovdb_address_t address)
Definition PNanoVDB.h:839
PNANOVDB_FORCE_INLINE float pnanovdb_read_float(pnanovdb_buf_t buf, pnanovdb_address_t address)
Definition PNanoVDB.h:800
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_coord_to_key(PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:1723
PNANOVDB_FORCE_INLINE void pnanovdb_map_set_matf(pnanovdb_buf_t buf, pnanovdb_map_handle_t p, pnanovdb_uint32_t index, float matf)
Definition PNanoVDB.h:1055
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_readaccessor_iscached0(PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc, int dirty)
Definition PNanoVDB.h:2521
#define PNANOVDB_GRID_OFF_BLIND_METADATA_COUNT
Definition PNanoVDB.h:1119
#define PNANOVDB_LEAF_TABLE_NEG_OFF_BBOX_DIF_AND_FLAGS
Definition PNanoVDB.h:1581
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_leaf_onindexmask_has_stats(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf)
Definition PNanoVDB.h:2029
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_leaf_get_bbox_dif_and_flags(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t p)
Definition PNanoVDB.h:1588
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_root_pointindex_get_point_address_range(pnanovdb_buf_t buf, pnanovdb_grid_type_t value_type, pnanovdb_address_t value_address, pnanovdb_address_t blindmetadata_value_address, PNANOVDB_IN(pnanovdb_coord_t) ijk, pnanovdb_uint32_t level, PNANOVDB_INOUT(pnanovdb_address_t) address_begin, PNANOVDB_INOUT(pnanovdb_address_t) address_end)
Definition PNanoVDB.h:2469
#define PNANOVDB_TREE_OFF_TILE_COUNT_UPPER
Definition PNanoVDB.h:1305
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_leaf_get_stddev_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_leaf_handle_t node)
Definition PNanoVDB.h:1784
#define PNANOVDB_TREE_OFF_TILE_COUNT_LOWER
Definition PNanoVDB.h:1304
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_onindexmask_get_last_offset(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf)
Definition PNanoVDB.h:2025
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_root_get_max_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_root_handle_t root)
Definition PNanoVDB.h:2296
PNANOVDB_FORCE_INLINE void pnanovdb_grid_set_grid_count(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p, pnanovdb_uint32_t grid_count)
Definition PNanoVDB.h:1184
PNANOVDB_FORCE_INLINE double pnanovdb_grid_get_world_bbox(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p, pnanovdb_uint32_t index)
Definition PNanoVDB.h:1150
PNANOVDB_FORCE_INLINE pnanovdb_int64_t pnanovdb_root_tile_get_child(pnanovdb_buf_t buf, pnanovdb_root_tile_handle_t p)
Definition PNanoVDB.h:1435
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_pointindex_get_first(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf, pnanovdb_uint32_t i)
Definition PNanoVDB.h:2088
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_leaf_get_min_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_leaf_handle_t node)
Definition PNanoVDB.h:1766
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_root_get_ave_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_root_handle_t root)
Definition PNanoVDB.h:2302
PNANOVDB_FORCE_INLINE void pnanovdb_write_int64(pnanovdb_buf_t buf, pnanovdb_address_t address, pnanovdb_int64_t value)
Definition PNanoVDB.h:900
#define PNANOVDB_MAP_OFF_TAPERD
Definition PNanoVDB.h:1028
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_upper_get_max_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_upper_handle_t node)
Definition PNanoVDB.h:2222
#define PNANOVDB_GRID_OFF_GRID_SIZE
Definition PNanoVDB.h:1111
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_indexmask_get_min_index(pnanovdb_buf_t buf, pnanovdb_address_t min_address)
Definition PNanoVDB.h:1883
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_grid_get_flags(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p)
Definition PNanoVDB.h:1130
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_index_get_value_index(pnanovdb_buf_t buf, pnanovdb_address_t value_address, PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:1870
PNANOVDB_FORCE_INLINE void pnanovdb_leaf_set_bbox_dif_and_flags(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t p, pnanovdb_uint32_t bbox_dif_and_flags)
Definition PNanoVDB.h:1599
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_root_index_get_value_index(pnanovdb_buf_t buf, pnanovdb_address_t address, PNANOVDB_IN(pnanovdb_coord_t) ijk, pnanovdb_uint32_t level)
Definition PNanoVDB.h:2412
PNANOVDB_FORCE_INLINE double pnanovdb_grid_get_voxel_size(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p, pnanovdb_uint32_t index)
Definition PNanoVDB.h:1153
#define PNANOVDB_TREE_OFF_NODE_COUNT_UPPER
Definition PNanoVDB.h:1302
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_root_get_value_address_and_level_and_cache(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_root_handle_t root, PNANOVDB_IN(pnanovdb_coord_t) ijk, PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc, PNANOVDB_INOUT(pnanovdb_uint32_t) level)
Definition PNanoVDB.h:2619
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_gridblindmetadata_get_flags(pnanovdb_buf_t buf, pnanovdb_gridblindmetadata_handle_t p)
Definition PNanoVDB.h:1260
#define PNANOVDB_GRID_TYPE_VEC3U8
Definition PNanoVDB.h:959
PNANOVDB_FORCE_INLINE void pnanovdb_grid_set_world_bbox(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p, pnanovdb_uint32_t index, double world_bbox)
Definition PNanoVDB.h:1193
#define PNANOVDB_ROOT_TILE_OFF_STATE
Definition PNanoVDB.h:1430
PNANOVDB_FORCE_INLINE void pnanovdb_tree_set_node_offset_upper(pnanovdb_buf_t buf, pnanovdb_tree_handle_t p, pnanovdb_uint64_t node_offset_upper)
Definition PNanoVDB.h:1348
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_leaf_onindex_get_value_count(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf)
Definition PNanoVDB.h:1930
#define PNANOVDB_GRIDBLINDMETADATA_SIZE
Definition PNanoVDB.h:1244
PNANOVDB_FORCE_INLINE pnanovdb_bool_t pnanovdb_leaf_index_has_stats(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf)
Definition PNanoVDB.h:1845
PNANOVDB_FORCE_INLINE pnanovdb_tree_handle_t pnanovdb_grid_get_tree(pnanovdb_buf_t buf, pnanovdb_grid_handle_t grid)
Definition PNanoVDB.h:1686
PNANOVDB_FORCE_INLINE float pnanovdb_map_get_vecf(pnanovdb_buf_t buf, pnanovdb_map_handle_t p, pnanovdb_uint32_t index)
Definition PNanoVDB.h:1036
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_upper_coord_to_offset(PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:2209
PNANOVDB_FORCE_INLINE pnanovdb_root_tile_handle_t pnanovdb_root_get_tile(pnanovdb_grid_type_t grid_type, pnanovdb_root_handle_t root, pnanovdb_uint32_t n)
Definition PNanoVDB.h:1701
PNANOVDB_FORCE_INLINE void pnanovdb_root_tile_set_state(pnanovdb_buf_t buf, pnanovdb_root_tile_handle_t p, pnanovdb_uint32_t state)
Definition PNanoVDB.h:1448
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_index_get_ave_index(pnanovdb_buf_t buf, pnanovdb_address_t ave_address)
Definition PNanoVDB.h:1860
PNANOVDB_FORCE_INLINE void pnanovdb_leaf_onindexmask_set_mask_bit(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf, pnanovdb_uint32_t n, pnanovdb_bool_t v)
Definition PNanoVDB.h:2061
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_grid_get_grid_type(pnanovdb_buf_t buf, pnanovdb_grid_handle_t p)
Definition PNanoVDB.h:1159
PNANOVDB_FORCE_INLINE void pnanovdb_leaf_indexmask_set_mask_bit(pnanovdb_buf_t buf, pnanovdb_leaf_handle_t leaf, pnanovdb_uint32_t n, pnanovdb_bool_t v)
Definition PNanoVDB.h:1911
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_index_get_dev_index(pnanovdb_buf_t buf, pnanovdb_address_t dev_address)
Definition PNanoVDB.h:1865
PNANOVDB_FORCE_INLINE void pnanovdb_readaccessor_init(PNANOVDB_INOUT(pnanovdb_readaccessor_t) acc, pnanovdb_root_handle_t root)
Definition PNanoVDB.h:2510
PNANOVDB_FORCE_INLINE float pnanovdb_leaf_fp_read_float(pnanovdb_buf_t buf, pnanovdb_address_t address, PNANOVDB_IN(pnanovdb_coord_t) ijk, pnanovdb_uint32_t value_log_bits)
Definition PNanoVDB.h:1804
PNANOVDB_FORCE_INLINE pnanovdb_address_t pnanovdb_leaf_get_ave_address(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_leaf_handle_t node)
Definition PNanoVDB.h:1778
PNANOVDB_FORCE_INLINE pnanovdb_uint64_t pnanovdb_leaf_onindexmask_get_ave_index(pnanovdb_buf_t buf, pnanovdb_address_t ave_address)
Definition PNanoVDB.h:2041
PNANOVDB_FORCE_INLINE float pnanovdb_leaf_fpn_read_float(pnanovdb_buf_t buf, pnanovdb_address_t address, PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:1835
PNANOVDB_FORCE_INLINE pnanovdb_uint32_t pnanovdb_version_get_patch(pnanovdb_uint32_t version)
Definition PNanoVDB.h:1225
#define PNANOVDB_LOWER_OFF_CHILD_MASK
Definition PNanoVDB.h:1528
#define PNANOVDB_GRID_OFF_FLAGS
Definition PNanoVDB.h:1108
PNANOVDB_FORCE_INLINE pnanovdb_root_tile_handle_t pnanovdb_root_find_tile(pnanovdb_grid_type_t grid_type, pnanovdb_buf_t buf, pnanovdb_root_handle_t root, PNANOVDB_IN(pnanovdb_coord_t) ijk)
Definition PNanoVDB.h:1740
PNANOVDB_FORCE_INLINE float pnanovdb_root_fp4_read_float(pnanovdb_buf_t buf, pnanovdb_address_t address, PNANOVDB_IN(pnanovdb_coord_t) ijk, pnanovdb_uint32_t level)
Definition PNanoVDB.h:2356
Definition PNanoVDB.h:1100
pnanovdb_address_t address
Definition PNanoVDB.h:1100
Definition PNanoVDB.h:1081
pnanovdb_uint64_t magic
Definition PNanoVDB.h:1082
pnanovdb_uint32_t grid_class
Definition PNanoVDB.h:1093
double voxel_size[3]
Definition PNanoVDB.h:1092
pnanovdb_uint32_t grid_index
Definition PNanoVDB.h:1086
pnanovdb_uint64_t grid_size
Definition PNanoVDB.h:1088
pnanovdb_uint32_t grid_type
Definition PNanoVDB.h:1094
pnanovdb_uint32_t version
Definition PNanoVDB.h:1084
pnanovdb_uint32_t pad[5]
Definition PNanoVDB.h:1097
pnanovdb_int64_t blind_metadata_offset
Definition PNanoVDB.h:1095
double world_bbox[6]
Definition PNanoVDB.h:1091
pnanovdb_uint32_t flags
Definition PNanoVDB.h:1085
pnanovdb_uint32_t blind_metadata_count
Definition PNanoVDB.h:1096
pnanovdb_uint64_t checksum
Definition PNanoVDB.h:1083
pnanovdb_map_t map
Definition PNanoVDB.h:1090
pnanovdb_uint32_t grid_count
Definition PNanoVDB.h:1087
pnanovdb_uint32_t grid_name[256/4]
Definition PNanoVDB.h:1089
Definition PNanoVDB.h:1604
pnanovdb_uint32_t leaf_off_stddev
Definition PNanoVDB.h:1630
pnanovdb_uint32_t leaf_off_ave
Definition PNanoVDB.h:1629
pnanovdb_uint32_t upper_off_min
Definition PNanoVDB.h:1615
pnanovdb_uint32_t leaf_size
Definition PNanoVDB.h:1632
pnanovdb_uint32_t root_size
Definition PNanoVDB.h:1610
pnanovdb_uint32_t leaf_off_table
Definition PNanoVDB.h:1631
pnanovdb_uint32_t upper_off_max
Definition PNanoVDB.h:1616
pnanovdb_uint32_t upper_off_ave
Definition PNanoVDB.h:1617
pnanovdb_uint32_t table_stride
Definition PNanoVDB.h:1612
pnanovdb_uint32_t upper_off_table
Definition PNanoVDB.h:1619
pnanovdb_uint32_t root_tile_size
Definition PNanoVDB.h:1614
pnanovdb_uint32_t leaf_off_min
Definition PNanoVDB.h:1627
pnanovdb_uint32_t lower_size
Definition PNanoVDB.h:1626
pnanovdb_uint32_t lower_off_min
Definition PNanoVDB.h:1621
pnanovdb_uint32_t upper_size
Definition PNanoVDB.h:1620
pnanovdb_uint32_t value_stride_bits
Definition PNanoVDB.h:1611
pnanovdb_uint32_t root_off_min
Definition PNanoVDB.h:1606
pnanovdb_uint32_t root_tile_off_value
Definition PNanoVDB.h:1613
pnanovdb_uint32_t root_off_ave
Definition PNanoVDB.h:1608
pnanovdb_uint32_t lower_off_stddev
Definition PNanoVDB.h:1624
pnanovdb_uint32_t root_off_stddev
Definition PNanoVDB.h:1609
pnanovdb_uint32_t root_off_background
Definition PNanoVDB.h:1605
pnanovdb_uint32_t root_off_max
Definition PNanoVDB.h:1607
pnanovdb_uint32_t lower_off_table
Definition PNanoVDB.h:1625
pnanovdb_uint32_t lower_off_max
Definition PNanoVDB.h:1622
pnanovdb_uint32_t leaf_off_max
Definition PNanoVDB.h:1628
pnanovdb_uint32_t upper_off_stddev
Definition PNanoVDB.h:1618
pnanovdb_uint32_t lower_off_ave
Definition PNanoVDB.h:1623
Definition PNanoVDB.h:1571
pnanovdb_address_t address
Definition PNanoVDB.h:1571
Definition PNanoVDB.h:1563
pnanovdb_uint32_t value_mask[16]
Definition PNanoVDB.h:1566
pnanovdb_uint32_t bbox_dif_and_flags
Definition PNanoVDB.h:1565
pnanovdb_coord_t bbox_min
Definition PNanoVDB.h:1564
Definition PNanoVDB.h:1518
pnanovdb_address_t address
Definition PNanoVDB.h:1518
Definition PNanoVDB.h:1508
pnanovdb_uint32_t child_mask[128]
Definition PNanoVDB.h:1513
pnanovdb_uint64_t flags
Definition PNanoVDB.h:1511
pnanovdb_uint32_t value_mask[128]
Definition PNanoVDB.h:1512
pnanovdb_coord_t bbox_max
Definition PNanoVDB.h:1510
pnanovdb_coord_t bbox_min
Definition PNanoVDB.h:1509
Definition PNanoVDB.h:1016
pnanovdb_address_t address
Definition PNanoVDB.h:1016
Definition PNanoVDB.h:1005
double matd[9]
Definition PNanoVDB.h:1010
double vecd[3]
Definition PNanoVDB.h:1012
float taperf
Definition PNanoVDB.h:1009
double invmatd[9]
Definition PNanoVDB.h:1011
float matf[9]
Definition PNanoVDB.h:1006
double taperd
Definition PNanoVDB.h:1013
float invmatf[9]
Definition PNanoVDB.h:1007
float vecf[3]
Definition PNanoVDB.h:1008
Definition PNanoVDB.h:2501
pnanovdb_upper_handle_t upper
Definition PNanoVDB.h:2505
pnanovdb_root_handle_t root
Definition PNanoVDB.h:2506
pnanovdb_coord_t key
Definition PNanoVDB.h:2502
pnanovdb_lower_handle_t lower
Definition PNanoVDB.h:2504
pnanovdb_leaf_handle_t leaf
Definition PNanoVDB.h:2503
Definition PNanoVDB.h:1385
pnanovdb_address_t address
Definition PNanoVDB.h:1385
Definition PNanoVDB.h:1377
pnanovdb_uint32_t table_size
Definition PNanoVDB.h:1380
pnanovdb_coord_t bbox_max
Definition PNanoVDB.h:1379
pnanovdb_uint32_t pad1
Definition PNanoVDB.h:1381
pnanovdb_coord_t bbox_min
Definition PNanoVDB.h:1378
Definition PNanoVDB.h:1423
pnanovdb_address_t address
Definition PNanoVDB.h:1423
Definition PNanoVDB.h:1415
pnanovdb_uint64_t key
Definition PNanoVDB.h:1416
pnanovdb_uint32_t state
Definition PNanoVDB.h:1418
pnanovdb_int64_t child
Definition PNanoVDB.h:1417
pnanovdb_uint32_t pad1
Definition PNanoVDB.h:1419
Definition PNanoVDB.h:1291
pnanovdb_address_t address
Definition PNanoVDB.h:1291
Definition PNanoVDB.h:1277
pnanovdb_uint32_t node_count_leaf
Definition PNanoVDB.h:1282
pnanovdb_uint32_t tile_count_lower
Definition PNanoVDB.h:1286
pnanovdb_uint64_t node_offset_upper
Definition PNanoVDB.h:1280
pnanovdb_uint32_t tile_count_leaf
Definition PNanoVDB.h:1285
pnanovdb_uint64_t node_offset_root
Definition PNanoVDB.h:1281
pnanovdb_uint64_t node_offset_leaf
Definition PNanoVDB.h:1278
pnanovdb_uint64_t voxel_count
Definition PNanoVDB.h:1288
pnanovdb_uint32_t tile_count_upper
Definition PNanoVDB.h:1287
pnanovdb_uint64_t node_offset_lower
Definition PNanoVDB.h:1279
pnanovdb_uint32_t node_count_upper
Definition PNanoVDB.h:1284
pnanovdb_uint32_t node_count_lower
Definition PNanoVDB.h:1283
Definition PNanoVDB.h:1463
pnanovdb_address_t address
Definition PNanoVDB.h:1463
Definition PNanoVDB.h:1453
pnanovdb_uint64_t flags
Definition PNanoVDB.h:1456
pnanovdb_uint32_t value_mask[1024]
Definition PNanoVDB.h:1457
pnanovdb_coord_t bbox_max
Definition PNanoVDB.h:1455
pnanovdb_uint32_t child_mask[1024]
Definition PNanoVDB.h:1458
pnanovdb_coord_t bbox_min
Definition PNanoVDB.h:1454