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mi::math Namespace Reference

Namespace for the Math API. More...

Namespaces

  functor
  Namespace for basic math functors in the Math API.
 
  general
  Namespace for generic functions in the Math API.
 

Classes

struct   Bbox_struct
  Storage class for an axis-aligned N-dimensional bounding box class template of fixed dimension. More...
 
class   Bbox
  Axis-aligned N-dimensional bounding box class template of fixed dimension. More...
 
struct   Spectrum_struct
  Generic storage class template for a Spectrum representation storing three floating point elements. More...
 
class   Color
  Standard RGBA color class with floating point elements and operations. More...
 
struct   Matrix_struct
  Storage class for a NxM-dimensional matrix class template of fixed dimensions. More...
 
struct   Matrix_struct< T, 1, 1 >
  Specialization for 1x1-matrix. More...
 
struct   Matrix_struct< T, 2, 1 >
  Specialization for 2x1-matrix. More...
 
struct   Matrix_struct< T, 3, 1 >
  Specialization for 3x1-matrix. More...
 
struct   Matrix_struct< T, 4, 1 >
  Specialization for 4x1-matrix. More...
 
struct   Matrix_struct< T, 1, 2 >
  Specialization for 1x2-matrix. More...
 
struct   Matrix_struct< T, 2, 2 >
  Specialization for 2x2-matrix. More...
 
struct   Matrix_struct< T, 3, 2 >
  Specialization for 3x2-matrix. More...
 
struct   Matrix_struct< T, 4, 2 >
  Specialization for 4x2-matrix. More...
 
struct   Matrix_struct< T, 1, 3 >
  Specialization for 1x3-matrix. More...
 
struct   Matrix_struct< T, 2, 3 >
  Specialization for 2x3-matrix. More...
 
struct   Matrix_struct< T, 3, 3 >
  Specialization for 3x3-matrix. More...
 
struct   Matrix_struct< T, 4, 3 >
  Specialization for 4x3-matrix. More...
 
struct   Matrix_struct< T, 1, 4 >
  Specialization for 1x4-matrix. More...
 
struct   Matrix_struct< T, 2, 4 >
  Specialization for 2x4-matrix. More...
 
struct   Matrix_struct< T, 3, 4 >
  Specialization for 3x4-matrix. More...
 
struct   Matrix_struct< T, 4, 4 >
  Specialization for 4x4-matrix. More...
 
class   Matrix
  NxM-dimensional matrix class template of fixed dimensions. More...
 
class   Spectrum
  Spectrum with floating point elements and operations. More...
 
struct   Color_struct
  Generic storage class template for an RGBA color representation storing four floating points elements. More...
 
struct   Vector_struct
  Generic storage class template for math vector representations storing DIM elements of type T. More...
 
struct   Vector_struct< T, 1 >
  Specialization for dimension 1 to create x member. More...
 
struct   Vector_struct< T, 2 >
  Specialization for dimension 2 to create x and y member. More...
 
struct   Vector_struct< T, 3 >
  Specialization for dimension 3 to create x, y, and z members. More...
 
struct   Vector_struct< T, 4 >
  Specialization for dimension 4 to create x, y, z, and w members. More...
 
class   Vector
  Fixed-size math vector class template with generic operations. More...
 

Enumerations

enum   Clip_mode {
  CLIP_RGB,
  CLIP_ALPHA,
  CLIP_RAW
}
  Supported clipping modes. More...
 
enum   From_iterator_tag { FROM_ITERATOR }
  Enum used for initializing a vector from an iterator. More...
 

Functions

template<typename T , Size DIM>
Bbox< T, DIM >  operator+ (const Bbox< T, DIM > &bbox, T value)
  Returns a bounding box that is the bbox increased by a constant value at each face, i.e., value is added to bbox.max and subtracted from bbox.min. More...
 
template<typename T , Size DIM>
Bbox< T, DIM >  operator- (const Bbox< T, DIM > &bbox, T value)
  Returns a bounding box that is the bbox shrunk by a constant value at each face, i.e., value is subtracted from bbox.max and added to bbox.min. More...
 
template<typename T , Size DIM>
Bbox< T, DIM >  operator* (const Bbox< T, DIM > &bbox, T factor)
  Returns a bounding box that is a version of bbox scaled by factor, i.e., bbox.max and bbox.min are multiplied by factor. More...
 
template<typename T , Size DIM>
Bbox< T, DIM >  operator/ (const Bbox< T, DIM > &bbox, T divisor)
  Returns a bounding box that is a version of bbox divided by divisor, i.e., bbox.max and bbox.min are divided by divisor. More...
 
template<typename T , Size DIM>
Bbox< T, DIM > &  operator+= (Bbox< T, DIM > &bbox, T value)
  Increases bbox by a constant value at each face, i.e., value is added to bbox.max and subtracted from bbox.min. More...
 
template<typename T , Size DIM>
Bbox< T, DIM > &  operator-= (Bbox< T, DIM > &bbox, T value)
  Shrinks bbox by a constant value at each face, i.e., value is subtracted from bbox.max and added to bbox.min. More...
 
template<typename T , Size DIM>
Bbox< T, DIM > &  operator*= (Bbox< T, DIM > &bbox, T factor)
  Scales bbox by factor, i.e., bbox.max and bbox.min are multiplied by factor. More...
 
template<typename T , Size DIM>
Bbox< T, DIM > &  operator/= (Bbox< T, DIM > &bbox, T divisor)
  Divide bbox by divisor, i.e., bbox.max and bbox.min are divided by divisor. More...
 
template<typename T , Size DIM>
bool  operator== (const Bbox< T, DIM > &lhs, const Bbox< T, DIM > &rhs)
  Returns true if lhs is elementwise equal to rhs. More...
 
template<typename T , Size DIM>
bool  operator!= (const Bbox< T, DIM > &lhs, const Bbox< T, DIM > &rhs)
  Returns true if lhs is elementwise not equal to rhs. More...
 
template<typename T , Size DIM>
bool  operator< (const Bbox< T, DIM > &lhs, const Bbox< T, DIM > &rhs)
  Returns true if lhs is lexicographically less than rhs. More...
 
template<typename T , Size DIM>
bool  operator<= (const Bbox< T, DIM > &lhs, const Bbox< T, DIM > &rhs)
  Returns true if lhs is lexicographically less than or equal to rhs. More...
 
template<typename T , Size DIM>
bool  operator> (const Bbox< T, DIM > &lhs, const Bbox< T, DIM > &rhs)
  Returns true if lhs is lexicographically greater than rhs. More...
 
template<typename T , Size DIM>
bool  operator>= (const Bbox< T, DIM > &lhs, const Bbox< T, DIM > &rhs)
  Returns true if lhs is lexicographically greater than or equal to rhs. More...
 
template<typename T , Size DIM>
Bbox< T, DIM >  lerp (const Bbox< T, DIM > &bbox1, const Bbox< T, DIM > &bbox2, T t)
  Returns the linear interpolation between bbox1 and bbox2, i.e., it returns (1-t) * bbox1 + t * bbox2. More...
 
template<typename T , Size DIM>
Bbox< T, DIM >  clip (const Bbox< T, DIM > &bbox1, const Bbox< T, DIM > &bbox2)
  Clip bbox1 at bbox2 and return the result. More...
 
template<typename TT , typename T >
Bbox< T, 3 >  transform_point (const Matrix< TT, 4, 4 > &mat, const Bbox< T, 3 > &bbox)
  Returns the 3D bounding box transformed by a matrix. More...
 
template<typename TT , typename T >
Bbox< T, 3 >  transform_vector (const Matrix< TT, 4, 4 > &mat, const Bbox< T, 3 > &bbox)
  Returns the 3D bounding box transformed by a matrix. More...
 
bool  operator== (const Color &lhs, const Color &rhs)
  Returns true if lhs is elementwise equal to rhs. More...
 
bool  operator!= (const Color &lhs, const Color &rhs)
  Returns true if lhs is elementwise not equal to rhs. More...
 
bool  operator< (const Color &lhs, const Color &rhs)
  Returns true if lhs is lexicographically less than rhs. More...
 
bool  operator<= (const Color &lhs, const Color &rhs)
  Returns true if lhs is lexicographically less than or equal to rhs. More...
 
bool  operator> (const Color &lhs, const Color &rhs)
  Returns true if lhs is lexicographically greater than rhs. More...
 
bool  operator>= (const Color &lhs, const Color &rhs)
  Returns true if lhs is lexicographically greater than or equal to rhs. More...
 
Color operator+= (Color &lhs, const Color &rhs)
  Adds rhs elementwise to lhs and returns the modified lhs. More...
 
Color operator-= (Color &lhs, const Color &rhs)
  Subtracts rhs elementwise from lhs and returns the modified lhs. More...
 
Color operator*= (Color &lhs, const Color &rhs)
  Multiplies rhs elementwise with lhs and returns the modified lhs. More...
 
Color operator/= (Color &lhs, const Color &rhs)
  Divides lhs elementwise by rhs and returns the modified lhs. More...
 
Color  operator+ (const Color &lhs, const Color &rhs)
  Adds lhs and rhs elementwise and returns the new result. More...
 
Color  operator- (const Color &lhs, const Color &rhs)
  Subtracts rhs elementwise from lhs and returns the new result. More...
 
Color  operator* (const Color &lhs, const Color &rhs)
  Multiplies rhs elementwise with lhs and returns the new result. More...
 
Color  operator/ (const Color &lhs, const Color &rhs)
  Divides rhs elementwise by lhs and returns the new result. More...
 
Color  operator- (const Color &c)
  Negates the color c elementwise and returns the new result. More...
 
Color operator*= (Color &c, Float32 s)
  Multiplies the color c elementwise with the scalar s and returns the modified color c. More...
 
Color operator/= (Color &c, Float32 s)
  Divides the color c elementwise by the scalar s and returns the modified color c. More...
 
Color  operator* (const Color &c, Float32 s)
  Multiplies the color c elementwise with the scalar s and returns the new result. More...
 
Color  operator* (Float32 s, const Color &c)
  Multiplies the color c elementwise with the scalar s and returns the new result. More...
 
Color  operator/ (const Color &c, Float32 s)
  Divides the color c elementwise by the scalar s and returns the new result. More...
 
Color  abs (const Color &c)
  Returns a color with the elementwise absolute values of the color c. More...
 
Color  acos (const Color &c)
  Returns a color with the elementwise arc cosine of the color c. More...
 
bool  all (const Color &c)
  Returns true if all elements of c are not equal to zero. More...
 
bool  any (const Color &c)
  Returns true if any element of c is not equal to zero. More...
 
Color  asin (const Color &c)
  Returns a color with the elementwise arc sine of the color c. More...
 
Color  atan (const Color &c)
  Returns a color with the elementwise arc tangent of the color c. More...
 
Color  atan2 (const Color &c, const Color &d)
  Returns a color with the elementwise arc tangent of the color c / d. More...
 
Color  ceil (const Color &c)
  Returns a color with the elementwise smallest integral value that is not less than the element in color c. More...
 
Color  clamp (const Color &c, const Color &low, const Color &high)
  Returns the color c elementwise clamped to the range [low, high]. More...
 
Color  clamp (const Color &c, const Color &low, Float32 high)
  Returns the color c elementwise clamped to the range [low, high]. More...
 
Color  clamp (const Color &c, Float32 low, const Color &high)
  Returns the color c elementwise clamped to the range [low, high]. More...
 
Color  clamp (const Color &c, Float32 low, Float32 high)
  Returns the color c elementwise clamped to the range [low, high]. More...
 
Color  cos (const Color &c)
  Returns a color with the elementwise cosine of the color c. More...
 
Color  degrees (const Color &c)
  Converts elementwise radians in c to degrees. More...
 
Color  elementwise_max (const Color &lhs, const Color &rhs)
  Returns elementwise max for each element in color lhs that is less than the corresponding element in color rhs. More...
 
Color  elementwise_min (const Color &lhs, const Color &rhs)
  Returns elementwise min for each element in color lhs that is less than the corresponding element in color rhs. More...
 
Color  exp (const Color &c)
  Returns a color with elementwise e to the power of the element in the color c. More...
 
Color  exp2 (const Color &c)
  Returns a color with elementwise 2 to the power of the element in the color c. More...
 
Color  floor (const Color &c)
  Returns a color with the elementwise largest integral value that is not greater than the element in color c. More...
 
Color  fmod (const Color &a, const Color &b)
  Returns elementwise a modulo b, in other words, the remainder of a/b. More...
 
Color  fmod (const Color &a, Float32 b)
  Returns elementwise a modulo b, in other words, the remainder of a/b. More...
 
Color  frac (const Color &c)
  Returns a color with the elementwise positive fractional part of the color c. More...
 
Color  gamma_correction (const Color &color, Float32 gamma_factor)
  Returns a gamma corrected color. More...
 
bool  is_approx_equal (const Color &lhs, const Color &rhs, Float32 e)
  Compares the two given values elementwise for equality within the given epsilon. More...
 
Color  lerp (const Color &c1, const Color &c2, const Color &t)
  Returns the elementwise linear interpolation between c1 and c2, i.e., it returns (1-t) * c1 + t * c2. More...
 
Color  lerp (const Color &c1, const Color &c2, Float32 t)
  Returns the linear interpolation between c1 and c2, i.e., it returns (1-t) * c1 + t * c2. More...
 
Color  log (const Color &c)
  Returns a color with elementwise natural logarithm of the color c. More...
 
Color  log2 (const Color &c)
  Returns a color with elementwise base 2 logarithm of the color c. More...
 
Color  log10 (const Color &c)
  Returns a color with elementwise base 10 logarithm of the color c. More...
 
Color  modf (const Color &c, Color &i)
  Returns the elementwise fractional part of c and stores the elementwise integral part of c in i. More...
 
Color  pow (const Color &a, const Color &b)
  Returns the color a elementwise to the power of b. More...
 
Color  pow (const Color &a, Float32 b)
  Returns the color a elementwise to the power of b. More...
 
Color  radians (const Color &c)
  Converts elementwise degrees in c to radians. More...
 
Color  round (const Color &c)
  Returns a color with the elements of color c rounded to nearest integers. More...
 
Color  rsqrt (const Color &c)
  Returns the reciprocal of the square root of each element of c. More...
 
Color  saturate (const Color &c)
  Returns the color c clamped elementwise to the range [0,1]. More...
 
Color  sign (const Color &c)
  Returns the elementwise sign of color c. More...
 
Color  sin (const Color &c)
  Returns a color with the elementwise sine of the color c. More...
 
void  sincos (const Color &a, Color &s, Color &c)
  Computes elementwise the sine s and cosine c of angles a simultaneously. More...
 
Color  smoothstep (const Color &a, const Color &b, const Color &c)
  Returns 0 if c is less than a and 1 if c is greater than b in an elementwise fashion. More...
 
Color  smoothstep (const Color &a, const Color &b, Float32 x)
  Returns 0 if c is less than a and 1 if c is greater than b in an elementwise fashion. More...
 
Color  sqrt (const Color &c)
  Returns the square root of each element of c. More...
 
Color  step (const Color &a, const Color &c)
  Returns elementwise 0 if c is less than a and 1 otherwise. More...
 
Color  tan (const Color &c)
  Returns a color with the elementwise tangent of the color c. More...
 
bool  isfinite (const Color &c)
  Indicates whether all components of the color are finite. More...
 
bool  isinfinite (const Color &c)
  Indicates whether any component of the color is infinite. More...
 
bool  isnan (const Color &c)
  Indicates whether any component of the color is "not a number". More...
 
void  to_rgbe (const Color &color, Uint32 &rgbe)
  Encodes a color into RGBE representation. More...
 
void  to_rgbe (const Color &color, Uint8 rgbe[4])
  Encodes a color into RGBE representation. More...
 
void  from_rgbe (const Uint8 rgbe[4], Color &color)
  Decodes a color from RGBE representation. More...
 
void  from_rgbe (const Uint32 rgbe, Color &color)
  Decodes a color from RGBE representation. More...
 
Float32  exp (Float32 s)
  Returns the constant e to the power of s (exponential function). More...
 
Float64  exp (Float64 s)
  Returns the constant e to the power of s (exponential function). More...
 
Float32  log (Float32 s)
  Returns the natural logarithm of s. More...
 
Float64  log (Float64 s)
  Returns the natural logarithm of s. More...
 
Float32  fast_sqrt (Float32 i)
  A fast implementation of sqrt(x) for floats. More...
 
Float32  fast_exp (Float32 x)
  A fast implementation of exp for floats. More...
 
Float32  fast_pow2 (Float32 x)
  A fast implementation of pow(2,x) for floats. More...
 
Float32  fast_log2 (Float32 i)
  A fast implementation of log2(x) for floats. More...
 
Float32  fast_pow (Float32 b, Float32 e)
  A fast implementation of pow(x,y) for floats. More...
 
Float32  acos (Float32 s)
  Returns the arc cosine of s in radians. More...
 
Float64  acos (Float64 s)
  Returns the arc cosine of s in radians. More...
 
bool  all (Uint8 v)
  Returns true if v is not equal to zero. More...
 
bool  all (Uint16 v)
  Returns true if v is not equal to zero. More...
 
bool  all (Uint32 v)
  Returns true if v is not equal to zero. More...
 
bool  all (Uint64 v)
  Returns true if v is not equal to zero. More...
 
bool  all (Sint8 v)
  Returns true if v is not equal to zero. More...
 
bool  all (Sint16 v)
  Returns true if v is not equal to zero. More...
 
bool  all (Sint32 v)
  Returns true if v is not equal to zero. More...
 
bool  all (Sint64 v)
  Returns true if v is not equal to zero. More...
 
bool  all (Float32 v)
  Returns true if v is not equal to zero. More...
 
bool  all (Float64 v)
  Returns true if v is not equal to zero. More...
 
bool  any (Uint8 v)
  Returns true if v is not equal to zero. More...
 
bool  any (Uint16 v)
  Returns true if v is not equal to zero. More...
 
bool  any (Uint32 v)
  Returns true if v is not equal to zero. More...
 
bool  any (Uint64 v)
  Returns true if v is not equal to zero. More...
 
bool  any (Sint8 v)
  Returns true if v is not equal to zero. More...
 
bool  any (Sint16 v)
  Returns true if v is not equal to zero. More...
 
bool  any (Sint32 v)
  Returns true if v is not equal to zero. More...
 
bool  any (Sint64 v)
  Returns true if v is not equal to zero. More...
 
bool  any (Float32 v)
  Returns true if v is not equal to zero. More...
 
bool  any (Float64 v)
  Returns true if v is not equal to zero. More...
 
Float32  asin (Float32 s)
  Returns the arc sine of s in radians. More...
 
Float64  asin (Float64 s)
  Returns the arc sine of s in radians. More...
 
Float32  atan (Float32 s)
  Returns the arc tangent of s. More...
 
Float64  atan (Float64 s)
  Returns the arc tangent of s. More...
 
Float32  atan2 (Float32 s, Float32 t)
  Returns the arc tangent of s / t. More...
 
Float64  atan2 (Float64 s, Float64 t)
  Returns the arc tangent of s / t. More...
 
Float32  ceil (Float32 s)
  Returns the smallest integral value that is not less than s. More...
 
Float64  ceil (Float64 s)
  Returns the smallest integral value that is not less than s. More...
 
Uint8  clamp (Uint8 s, Uint8 low, Uint8 high)
  Returns the value s if it is in the range [low, high], the value low if s < low, or the value high if s > high. More...
 
Uint16  clamp (Uint16 s, Uint16 low, Uint16 high)
  Returns the value s if it is in the range [low, high], the value low if s < low, or the value high if s > high. More...
 
Uint32  clamp (Uint32 s, Uint32 low, Uint32 high)
  Returns the value s if it is in the range [low, high], the value low if s < low, or the value high if s > high. More...
 
Uint64  clamp (Uint64 s, Uint64 low, Uint64 high)
  Returns the value s if it is in the range [low, high], the value low if s < low, or the value high if s > high. More...
 
Sint8  clamp (Sint8 s, Sint8 low, Sint8 high)
  Returns the value s if it is in the range [low, high], the value low if s < low, or the value high if s > high. More...
 
Sint16  clamp (Sint16 s, Sint16 low, Sint16 high)
  Returns the value s if it is in the range [low, high], the value low if s < low, or the value high if s > high. More...
 
Sint32  clamp (Sint32 s, Sint32 low, Sint32 high)
  Returns the value s if it is in the range [low, high], the value low if s < low, or the value high if s > high. More...
 
Sint64  clamp (Sint64 s, Sint64 low, Sint64 high)
  Returns the value s if it is in the range [low, high], the value low if s < low, or the value high if s > high. More...
 
Float32  clamp (Float32 s, Float32 low, Float32 high)
  Returns the value s if it is in the range [low, high], the value low if s < low, or the value high if s > high. More...
 
Float64  clamp (Float64 s, Float64 low, Float64 high)
  Returns the value s if it is in the range [low, high], the value low if s < low, or the value high if s > high. More...
 
Float32  cos (Float32 a)
  Returns the cosine of a. The angle a is specified in radians. More...
 
Float64  cos (Float64 a)
  Returns the cosine of a. The angle a is specified in radians. More...
 
Float32  degrees (Float32 r)
  Converts radians r to degrees. More...
 
Float64  degrees (Float64 r)
  Converts radians r to degrees. More...
 
Float32  exp2 (Float32 s)
  Returns the constant 2 to the power of s (exponential function). More...
 
Float64  exp2 (Float64 s)
  Returns the constant 2 to the power of s (exponential function). More...
 
Float32  floor (Float32 s)
  Returns the largest integral value that is not greater than s. More...
 
Float64  floor (Float64 s)
  Returns the largest integral value that is not greater than s. More...
 
Float32  fmod (Float32 a, Float32 b)
  Returns a modulo b, in other words, the remainder of a/b. More...
 
Float64  fmod (Float64 a, Float64 b)
  Returns a modulo b, in other words, the remainder of a/b. More...
 
Float32  frac (Float32 s)
  Returns the positive fractional part of s. More...
 
Float64  frac (Float64 s)
  Returns the positive fractional part of s. More...
 
bool  is_approx_equal (Float32 left, Float32 right, Float32 e)
  Compares the two given values for equality within the given epsilon. More...
 
bool  is_approx_equal (Float64 left, Float64 right, Float64 e)
  Compares the two given values for equality within the given epsilon. More...
 
Float32  log2 (Float32 s)
  Returns the base 2 logarithm of s. More...
 
Float64  log2 (Float64 s)
  Returns the base 2 logarithm of s. More...
 
Float32  log10 (Float32 s)
  Returns the base 10 logarithm of s. More...
 
Float64  log10 (Float64 s)
  Returns the base 10 logarithm of s. More...
 
Float32  lerp (Float32 s1, Float32 s2, Float32 t)
  Returns the linear interpolation between s1 and s2, i.e., it returns (1-t) * s1 + t * s2. More...
 
Float64  lerp (Float64 s1, Float64 s2, Float64 t)
  Returns the linear interpolation between s1 and s2, i.e., it returns (1-t) * s1 + t * s2. More...
 
Float32  modf (Float32 s, Float32 &i)
  Returns the fractional part of s and stores the integral part of s in i. More...
 
Float64  modf (Float64 s, Float64 &i)
  Returns the fractional part of s and stores the integral part of s in i. More...
 
Uint32  pow (Uint32 a, Uint32 b)
  Returns a to the power of b. More...
 
Uint64  pow (Uint64 a, Uint64 b)
  Returns a to the power of b. More...
 
Sint32  pow (Sint32 a, Sint32 b)
  Returns a to the power of b. More...
 
Sint64  pow (Sint64 a, Sint64 b)
  Returns a to the power of b. More...
 
Float32  pow (Float32 a, Float32 b)
  Returns a to the power of b. More...
 
Float64  pow (Float64 a, Float64 b)
  Returns a to the power of b. More...
 
Float32  radians (Float32 d)
  Converts degrees d to radians. More...
 
Float64  radians (Float64 d)
  Converts degrees d to radians. More...
 
Float32  round (Float32 s)
  Returns s rounded to the nearest integer value. More...
 
Float64  round (Float64 s)
  Returns s rounded to the nearest integer value. More...
 
Float32  rsqrt (Float32 s)
  Returns the reciprocal of the square root of s. More...
 
Float64  rsqrt (Float64 s)
  Returns the reciprocal of the square root of s. More...
 
Float32  saturate (Float32 s)
  Returns the value s clamped to the range [0,1]. More...
 
Float64  saturate (Float64 s)
  Returns the value s clamped to the range [0,1]. More...
 
Sint8  sign (Sint8 s)
  Returns -1 if s<0, 0 if s==0, and +1 if s>0. More...
 
Sint16  sign (Sint16 s)
  Returns -1 if s<0, 0 if s==0, and +1 if s>0. More...
 
Sint32  sign (Sint32 s)
  Returns -1 if s<0, 0 if s==0, and +1 if s>0. More...
 
Sint64  sign (Sint64 s)
  Returns -1 if s<0, 0 if s==0, and +1 if s>0. More...
 
Float32  sign (Float32 s)
  Returns -1 if s<0, 0 if s==0, and +1 if s>0. More...
 
Float64  sign (Float64 s)
  Returns -1 if s<0, 0 if s==0, and +1 if s>0. More...
 
bool  sign_bit (Sint8 s)
  Returns true if s<0 and false if s>= 0. More...
 
bool  sign_bit (Sint16 s)
  Returns true if s<0 and false if s>= 0. More...
 
bool  sign_bit (Sint32 s)
  Returns true if s<0 and false if s>= 0. More...
 
bool  sign_bit (Sint64 s)
  Returns true if s<0 and false if s>= 0. More...
 
bool  sign_bit (Float32 s)
  Extracts the sign bit of a single-precision floating point number. More...
 
bool  sign_bit (Float64 s)
  Extracts the sign bit of a double-precision floating point number. More...
 
bool  isnan (const Float32 x)
  Checks a single-precision floating point number for "not a number". More...
 
bool  isnan (const Float64 x)
  Checks a double-precision floating point number for "not a number". More...
 
bool  isinfinite (const Float32 x)
  Checks a single-precision floating point number for "infinity". More...
 
bool  isinfinite (const Float64 x)
  Checks a double-precision floating point number for "infinity". More...
 
bool  isfinite (const Float32 x)
  Checks a single-precision floating point number for neither "not a number" nor "infinity". More...
 
bool  isfinite (const Float64 x)
  Checks a double-precision floating point number for neither "not a number" nor "infinity". More...
 
Float32  sin (Float32 a)
  Returns the sine of a. The angle a is specified in radians. More...
 
Float64  sin (Float64 a)
  Returns the sine of a. The angle a is specified in radians. More...
 
void  sincos (Float32 a, Float32 &s, Float32 &c)
  Computes the sine s and cosine c of angle a simultaneously. More...
 
void  sincos (Float64 a, Float64 &s, Float64 &c)
  Computes the sine s and cosine c of angle a simultaneously. More...
 
Float32  smoothstep (Float32 a, Float32 b, Float32 x)
  Returns 0 if x is less than a and 1 if x is greater than b. More...
 
Float64  smoothstep (Float64 a, Float64 b, Float64 x)
  Returns 0 if x is less than a and 1 if x is greater than b. More...
 
Float32  sqrt (Float32 s)
  Returns the square root of s. More...
 
Float64  sqrt (Float64 s)
  Returns the square root of s. More...
 
Float32  step (Float32 a, Float32 x)
  Returns 0 if x is less than a and 1 otherwise. More...
 
Float64  step (Float64 a, Float64 x)
  Returns 0 if x is less than a and 1 otherwise. More...
 
Float32  tan (Float32 a)
  Returns the tangent of a. The angle a is specified in radians. More...
 
Float64  tan (Float64 a)
  Returns the tangent of a. The angle a is specified in radians. More...
 
void  to_rgbe (const Float32 color[3], Uint32 &rgbe)
  Encodes a color into RGBE representation. More...
 
void  to_rgbe (const Float32 color[3], Uint8 rgbe[4])
  Encodes a color into RGBE representation. More...
 
void  from_rgbe (const Uint8 rgbe[4], Float32 color[3])
  Decodes a color from RGBE representation. More...
 
void  from_rgbe (const Uint32 rgbe, Float32 color[3])
  Decodes a color from RGBE representation. More...
 
Sint32  dot (Sint32 a, Sint32 b)
  Returns the inner product (a.k.a. dot or scalar product) of two integers. More...
 
Float32  dot (Float32 a, Float32 b)
  Returns the inner product (a.k.a. dot or scalar product) of two scalars. More...
 
Float64  dot (Float64 a, Float64 b)
  Returns the inner product (a.k.a. dot or scalar product) of two scalars. More...
 
template<class V >
V::value_type  dot (const V &lhs, const V &rhs)
  Returns the inner product (a.k.a. dot or scalar product) of two vectors. More...
 
template<class V >
V::value_type  square_length (const V &v)
  Returns the squared Euclidean norm of the vector v. More...
 
Float32  length (Float32 a)
  Returns the Euclidean norm of the scalar a (its absolute value). More...
 
Float64  length (Float64 a)
  Returns the Euclidean norm of the scalar a (its absolute value). More...
 
template<class V >
V::value_type  length (const V &v)
  Returns the Euclidean norm of the vector v. More...
 
template<class V >
V::value_type  square_euclidean_distance (const V &lhs, const V &rhs)
  Returns the squared Euclidean distance from the vector lhs to the vector rhs. More...
 
template<class V >
V::value_type  euclidean_distance (const V &lhs, const V &rhs)
  Returns the Euclidean distance from the vector lhs to the vector rhs. More...
 
template<class V >
void  set_bounds (V &v, const V &low, const V &high)
  Bounds the value of vector v elementwise to the given low and high vector values. More...
 
template<class V >
bool  is_equal (const V &lhs, const V &rhs)
  Returns true if vector lhs is elementwise equal to vector rhs, and false otherwise. More...
 
template<class V >
bool  is_not_equal (const V &lhs, const V &rhs)
  Returns true if vector lhs is elementwise not equal to vector rhs, and false otherwise. More...
 
template<class V >
bool  lexicographically_less (const V &lhs, const V &rhs)
  Returns true if vector lhs is lexicographically less than vector rhs, and false otherwise. More...
 
template<class V >
bool  lexicographically_less_or_equal (const V &lhs, const V &rhs)
  Returns true if vector lhs is lexicographically less than or equal to vector rhs, and false otherwise. More...
 
template<class V >
bool  lexicographically_greater (const V &lhs, const V &rhs)
  Returns true if vector lhs is lexicographically greater than vector rhs, and false otherwise. More...
 
template<class V >
bool  lexicographically_greater_or_equal (const V &lhs, const V &rhs)
  Returns true if vector lhs is lexicographically greater than or equal to vector rhs, and false otherwise. More...
 
template<class V >
Comparison_result  lexicographically_compare (const V &lhs, const V &rhs)
  Compares two vectors lexicographically. More...
 
template<typename T , Size ROW, Size COL>
T *  matrix_base_ptr (Matrix_struct< T, ROW, COL > &mat)
  Returns the base pointer to the matrix data. More...
 
template<typename T , Size ROW, Size COL>
const T *  matrix_base_ptr (const Matrix_struct< T, ROW, COL > &mat)
  Returns the base pointer to the matrix data. More...
 
template<typename T , Size ROW, Size COL>
bool  operator== (const Matrix< T, ROW, COL > &lhs, const Matrix< T, ROW, COL > &rhs)
  Returns true if lhs is elementwise equal to rhs. More...
 
template<typename T , Size ROW, Size COL>
bool  operator!= (const Matrix< T, ROW, COL > &lhs, const Matrix< T, ROW, COL > &rhs)
  Returns true if lhs is elementwise not equal to rhs. More...
 
template<typename T , Size ROW, Size COL>
bool  operator< (const Matrix< T, ROW, COL > &lhs, const Matrix< T, ROW, COL > &rhs)
  Returns true if lhs is lexicographically less than rhs. More...
 
template<typename T , Size ROW, Size COL>
bool  operator<= (const Matrix< T, ROW, COL > &lhs, const Matrix< T, ROW, COL > &rhs)
  Returns true if lhs is lexicographically less than or equal to rhs. More...
 
template<typename T , Size ROW, Size COL>
bool  operator> (const Matrix< T, ROW, COL > &lhs, const Matrix< T, ROW, COL > &rhs)
  Returns true if lhs is lexicographically greater than rhs. More...
 
template<typename T , Size ROW, Size COL>
bool  operator>= (const Matrix< T, ROW, COL > &lhs, const Matrix< T, ROW, COL > &rhs)
  Returns true if lhs is lexicographically greater than or equal to rhs. More...
 
template<typename T , Size ROW, Size COL>
Matrix< T, ROW, COL > &  operator+= (Matrix< T, ROW, COL > &lhs, const Matrix< T, ROW, COL > &rhs)
  Adds rhs elementwise to lhs and returns the modified lhs. More...
 
template<typename T , Size ROW, Size COL>
Matrix< T, ROW, COL > &  operator-= (Matrix< T, ROW, COL > &lhs, const Matrix< T, ROW, COL > &rhs)
  Subtracts rhs elementwise from lhs and returns the modified lhs. More...
 
template<typename T , Size ROW, Size COL>
Matrix< T, ROW, COL >  operator+ (const Matrix< T, ROW, COL > &lhs, const Matrix< T, ROW, COL > &rhs)
  Adds lhs and rhs elementwise and returns the new result. More...
 
template<typename T , Size ROW, Size COL>
Matrix< T, ROW, COL >  operator- (const Matrix< T, ROW, COL > &lhs, const Matrix< T, ROW, COL > &rhs)
  Subtracts rhs elementwise from lhs and returns the new result. More...
 
template<typename T , Size ROW, Size COL>
Matrix< T, ROW, COL >  operator- (const Matrix< T, ROW, COL > &mat)
  Negates the matrix mat elementwise and returns the new result. More...
 
template<typename T , Size ROW, Size COL>
Matrix< T, ROW, COL > &  operator*= (Matrix< T, ROW, COL > &lhs, const Matrix< T, COL, COL > &rhs)
  Performs matrix multiplication, lhs times rhs, assigns it to lhs, and returns the modified lhs. More...
 
template<typename T , Size ROW1, Size COL1, Size ROW2, Size COL2>
Matrix< T, ROW1, COL2 >  operator* (const Matrix< T, ROW1, COL1 > &lhs, const Matrix< T, ROW2, COL2 > &rhs)
  Performs matrix multiplication, lhs times rhs, and returns the new result. More...
 
template<typename T , Size ROW, Size COL, Size DIM>
Vector< T, ROW >  operator* (const Matrix< T, ROW, COL > &mat, const Vector< T, DIM > &vec)
  Multiplies the (column) vector vec from the right with the matrix mat and returns the resulting vector. More...
 
template<Size DIM, typename T , Size ROW, Size COL>
Vector< T, COL >  operator* (const Vector< T, DIM > &vec, const Matrix< T, ROW, COL > &mat)
  Multiplies the (row) vector vec from the left with the matrix mat and returns the resulting vector. More...
 
template<typename T , Size ROW, Size COL>
Matrix< T, ROW, COL > &  operator*= (Matrix< T, ROW, COL > &mat, T factor)
  Multiplies the matrix mat elementwise with the scalar factor and returns the modified matrix mat. More...
 
template<typename T , Size ROW, Size COL>
Matrix< T, ROW, COL >  operator* (const Matrix< T, ROW, COL > &mat, T factor)
  Multiplies the matrix mat elementwise with the scalar factor and returns the new result. More...
 
template<typename T , Size ROW, Size COL>
Matrix< T, ROW, COL >  operator* (T factor, const Matrix< T, ROW, COL > &mat)
  Multiplies the matrix mat elementwise with the scalar factor and returns the new result. More...
 
template<Size NEW_ROW, Size NEW_COL, typename T , Size ROW, Size COL>
Matrix< T, NEW_ROW, NEW_COL >  sub_matrix (const Matrix< T, ROW, COL > &mat)
  Returns the upper-left sub-matrix of size NEW_ROW times NEW_COL. More...
 
template<typename T , Size ROW, Size COL>
Matrix< T, COL, ROW >  transpose (const Matrix< T, ROW, COL > &mat)
  Returns the transpose of the matrix mat by exchanging rows and columns. More...
 
template<typename T , typename U >
transform_point (const Matrix< T, 4, 4 > &mat, const U &point)
  Returns a transformed 1D point by applying the full transformation in the 4x4 matrix mat on the 1D point point, which includes the translation. More...
 
template<typename T , typename U >
Vector< U, 2 >  transform_point (const Matrix< T, 4, 4 > &mat, const Vector< U, 2 > &point)
  Returns a transformed 2D point by applying the full transformation in the 4x4 matrix mat on the 2D point point, which includes the translation. More...
 
template<typename T , typename U >
Vector< U, 3 >  transform_point (const Matrix< T, 4, 4 > &mat, const Vector< U, 3 > &point)
  Returns a transformed 3D point by applying the full transformation in the 4x4 matrix mat on the 3D point point, which includes the translation. More...
 
template<typename T , typename U >
Vector< U, 4 >  transform_point (const Matrix< T, 4, 4 > &mat, const Vector< U, 4 > &point)
  Returns a transformed 4D point by applying the full transformation in the 4x4 matrix mat on the 4D point point, which includes the translation. More...
 
template<typename T , typename U >
transform_vector (const Matrix< T, 4, 4 > &mat, const U &vector)
  Returns a transformed 1D vector by applying the 1x1 linear sub-transformation in the 4x4 matrix mat on the 1D vector vector, which excludes the translation. More...
 
template<typename T , typename U >
Vector< U, 2 >  transform_vector (const Matrix< T, 4, 4 > &mat, const Vector< U, 2 > &vector)
  Returns a transformed 2D vector by applying the 2x2 linear sub-transformation in the 4x4 matrix mat on the 2D vector vector, which excludes the translation. More...
 
template<typename T , typename U >
Vector< U, 3 >  transform_vector (const Matrix< T, 4, 4 > &mat, const Vector< U, 3 > &vector)
  Returns a transformed 3D vector by applying the 3x3 linear sub-transformation in the 4x4 matrix mat on the 3D vector vector, which excludes the translation. More...
 
template<typename T , typename U >
Vector< U, 3 >  transform_normal_inv (const Matrix< T, 4, 4 > &inv_mat, const Vector< U, 3 > &normal)
  Returns an inverse transformed 3D normal vector by applying the 3x3 transposed linear sub-transformation in the 4x4 matrix inv_mat on the 3D normal vector normal. More...
 
template<typename T , typename U >
Vector< U, 3 >  transform_normal (const Matrix< T, 4, 4 > &mat, const Vector< U, 3 > &normal)
  Returns a transformed 3D normal vector by applying the 3x3 transposed linear sub-transformation in the inverse of the 4x4 matrix mat on the 3D normal vector normal. More...
 
bool  operator== (const Spectrum &lhs, const Spectrum &rhs)
  Returns true if lhs is elementwise equal to rhs. More...
 
bool  operator!= (const Spectrum &lhs, const Spectrum &rhs)
  Returns true if lhs is elementwise not equal to rhs. More...
 
bool  operator< (const Spectrum &lhs, const Spectrum &rhs)
  Returns true if lhs is lexicographically less than rhs. More...
 
bool  operator<= (const Spectrum &lhs, const Spectrum &rhs)
  Returns true if lhs is lexicographically less than or equal to rhs. More...
 
bool  operator> (const Spectrum &lhs, const Spectrum &rhs)
  Returns true if lhs is lexicographically greater than rhs. More...
 
bool  operator>= (const Spectrum &lhs, const Spectrum &rhs)
  Returns true if lhs is lexicographically greater than or equal to rhs. More...
 
Spectrum operator+= (Spectrum &lhs, const Spectrum &rhs)
  Adds rhs elementwise to lhs and returns the modified lhs. More...
 
Spectrum operator-= (Spectrum &lhs, const Spectrum &rhs)
  Subtracts rhs elementwise from lhs and returns the modified lhs. More...
 
Spectrum operator*= (Spectrum &lhs, const Spectrum &rhs)
  Multiplies rhs elementwise with lhs and returns the modified lhs. More...
 
Spectrum operator/= (Spectrum &lhs, const Spectrum &rhs)
  Divides lhs elementwise by rhs and returns the modified lhs. More...
 
Spectrum  operator+ (const Spectrum &lhs, const Spectrum &rhs)
  Adds lhs and rhs elementwise and returns the new result. More...
 
Spectrum  operator- (const Spectrum &lhs, const Spectrum &rhs)
  Subtracts rhs elementwise from lhs and returns the new result. More...
 
Spectrum  operator* (const Spectrum &lhs, const Spectrum &rhs)
  Multiplies rhs elementwise with lhs and returns the new result. More...
 
Spectrum  operator/ (const Spectrum &lhs, const Spectrum &rhs)
  Divides rhs elementwise by lhs and returns the new result. More...
 
Spectrum  operator- (const Spectrum &c)
  Negates the spectrum c elementwise and returns the new result. More...
 
Spectrum operator*= (Spectrum &c, Float32 s)
  Multiplies the spectrum c elementwise with the scalar s and returns the modified spectrum c. More...
 
Spectrum operator/= (Spectrum &c, Float32 s)
  Divides the spectrum c elementwise by the scalar s and returns the modified spectrum c. More...
 
Spectrum  operator* (const Spectrum &c, Float32 s)
  Multiplies the spectrum c elementwise with the scalar s and returns the new result. More...
 
Spectrum  operator* (Float32 s, const Spectrum &c)
  Multiplies the spectrum c elementwise with the scalar s and returns the new result. More...
 
Spectrum  operator/ (const Spectrum &c, Float32 s)
  Divides the spectrum c elementwise by the scalar s and returns the new result. More...
 
Spectrum  abs (const Spectrum &c)
  Returns a spectrum with the elementwise absolute values of the spectrum c. More...
 
Spectrum  acos (const Spectrum &c)
  Returns a spectrum with the elementwise arc cosine of the spectrum c. More...
 
bool  all (const Spectrum &c)
  Returns true if all elements of c are not equal to zero. More...
 
bool  any (const Spectrum &c)
  Returns true if any element of c is not equal to zero. More...
 
Spectrum  asin (const Spectrum &c)
  Returns a spectrum with the elementwise arc sine of the spectrum c. More...
 
Spectrum  atan (const Spectrum &c)
  Returns a spectrum with the elementwise arc tangent of the spectrum c. More...
 
Spectrum  atan2 (const Spectrum &c, const Spectrum &d)
  Returns a spectrum with the elementwise arc tangent of the spectrum c / d. More...
 
Spectrum  ceil (const Spectrum &c)
  Returns a spectrum with the elementwise smallest integral value that is not less than the element in spectrum c. More...
 
Spectrum  clamp (const Spectrum &c, const Spectrum &low, const Spectrum &high)
  Returns the spectrum c elementwise clamped to the range [low, high]. More...
 
Spectrum  clamp (const Spectrum &c, const Spectrum &low, Float32 high)
  Returns the spectrum c elementwise clamped to the range [low, high]. More...
 
Spectrum  clamp (const Spectrum &c, Float32 low, const Spectrum &high)
  Returns the spectrum c elementwise clamped to the range [low, high]. More...
 
Spectrum  clamp (const Spectrum &c, Float32 low, Float32 high)
  Returns the spectrum c elementwise clamped to the range [low, high]. More...
 
Spectrum  cos (const Spectrum &c)
  Returns a spectrum with the elementwise cosine of the spectrum c. More...
 
Spectrum  degrees (const Spectrum &c)
  Converts elementwise radians in c to degrees. More...
 
Spectrum  elementwise_max (const Spectrum &lhs, const Spectrum &rhs)
  Returns elementwise max for each element in spectrum lhs that is less than the corresponding element in spectrum rhs. More...
 
Spectrum  elementwise_min (const Spectrum &lhs, const Spectrum &rhs)
  Returns elementwise min for each element in spectrum lhs that is less than the corresponding element in spectrum rhs. More...
 
Spectrum  exp (const Spectrum &c)
  Returns a spectrum with elementwise e to the power of the element in the spectrum c. More...
 
Spectrum  exp2 (const Spectrum &c)
  Returns a spectrum with elementwise 2 to the power of the element in the spectrum c. More...
 
Spectrum  floor (const Spectrum &c)
  Returns a spectrum with the elementwise largest integral value that is not greater than the element in spectrum c. More...
 
Spectrum  fmod (const Spectrum &a, const Spectrum &b)
  Returns elementwise a modulo b, in other words, the remainder of a/b. More...
 
Spectrum  fmod (const Spectrum &a, Float32 b)
  Returns elementwise a modulo b, in other words, the remainder of a/b. More...
 
Spectrum  frac (const Spectrum &c)
  Returns a spectrum with the elementwise positive fractional part of the spectrum c. More...
 
Spectrum  gamma_correction (const Spectrum &spectrum, Float32 gamma_factor)
  Returns a gamma corrected spectrum. More...
 
bool  is_approx_equal (const Spectrum &lhs, const Spectrum &rhs, Float32 e)
  Compares the two given values elementwise for equality within the given epsilon. More...
 
Spectrum  lerp (const Spectrum &c1, const Spectrum &c2, const Spectrum &t)
  Returns the elementwise linear interpolation between c1 and c2, i.e., it returns (1-t) * c1 + t * c2. More...
 
Spectrum  lerp (const Spectrum &c1, const Spectrum &c2, Float32 t)
  Returns the linear interpolation between c1 and c2, i.e., it returns (1-t) * c1 + t * c2. More...
 
Spectrum  log (const Spectrum &c)
  Returns a spectrum with elementwise natural logarithm of the spectrum c. More...
 
Spectrum  log2 (const Spectrum &c)
  Returns a spectrum with elementwise base 2 logarithm of the spectrum c. More...
 
Spectrum  log10 (const Spectrum &c)
  Returns a spectrum with elementwise base 10 logarithm of the spectrum c. More...
 
Spectrum  modf (const Spectrum &c, Spectrum &i)
  Returns the elementwise fractional part of c and stores the elementwise integral part of c in i. More...
 
Spectrum  pow (const Spectrum &a, const Spectrum &b)
  Returns the spectrum a elementwise to the power of b. More...
 
Spectrum  pow (const Spectrum &a, Float32 b)
  Returns the spectrum a elementwise to the power of b. More...
 
Spectrum  radians (const Spectrum &c)
  Converts elementwise degrees in c to radians. More...
 
Spectrum  round (const Spectrum &c)
  Returns a spectrum with the elements of spectrum c rounded to nearest integers. More...
 
Spectrum  rsqrt (const Spectrum &c)
  Returns the reciprocal of the square root of each element of c. More...
 
Spectrum  saturate (const Spectrum &c)
  Returns the spectrum c clamped elementwise to the range [0,1]. More...
 
Spectrum  sign (const Spectrum &c)
  Returns the elementwise sign of spectrum c. More...
 
Spectrum  sin (const Spectrum &c)
  Returns a spectrum with the elementwise sine of the spectrum c. More...
 
void  sincos (const Spectrum &a, Spectrum &s, Spectrum &c)
  Computes elementwise the sine s and cosine c of angles a simultaneously. More...
 
Spectrum  smoothstep (const Spectrum &a, const Spectrum &b, const Spectrum &c)
  Returns 0 if c is less than a and 1 if c is greater than b in an elementwise fashion. More...
 
Spectrum  smoothstep (const Spectrum &a, const Spectrum &b, Float32 x)
  Returns 0 if c is less than a and 1 if c is greater than b in an elementwise fashion. More...
 
Spectrum  sqrt (const Spectrum &c)
  Returns the square root of each element of c. More...
 
Spectrum  step (const Spectrum &a, const Spectrum &c)
  Returns elementwise 0 if c is less than a and 1 otherwise. More...
 
Spectrum  tan (const Spectrum &c)
  Returns a spectrum with the elementwise tangent of the spectrum c. More...
 
bool  isfinite (const Spectrum &c)
  Indicates whether all components of the spectrum are finite. More...
 
bool  isinfinite (const Spectrum &c)
  Indicates whether any component of the spectrum is infinite. More...
 
bool  isnan (const Spectrum &c)
  Indicates whether any component of the spectrum is "not a number". More...
 
void  to_rgbe (const Spectrum &c, Uint32 &rgbe)
  Encodes a spectrum into RGBE representation. More...
 
void  to_rgbe (const Spectrum &c, Uint8 rgbe[4])
  Encodes a spectrum into RGBE representation. More...
 
void  from_rgbe (const Uint8 rgbe[4], Spectrum &c)
  Decodes a color from RGBE representation. More...
 
void  from_rgbe (const Uint32 rgbe, Spectrum &c)
  Decodes a color from RGBE representation. More...
 
template<typename T , Size DIM>
T *  vector_base_ptr (Vector_struct< T, DIM > &vec)
  Returns the base pointer to the vector data. More...
 
template<typename T , Size DIM>
const T *  vector_base_ptr (const Vector_struct< T, DIM > &vec)
  Returns the base pointer to the vector data. More...
 
template<typename T >
T *  vector_base_ptr (Vector_struct< T, 1 > &vec)
  Returns the base pointer to the vector data, specialization for DIM==1. More...
 
template<typename T >
const T *  vector_base_ptr (const Vector_struct< T, 1 > &vec)
  Returns the base pointer to the vector data, specialization for DIM==1. More...
 
template<typename T >
T *  vector_base_ptr (Vector_struct< T, 2 > &vec)
  Returns the base pointer to the vector data, specialization for DIM==2. More...
 
template<typename T >
const T *  vector_base_ptr (const Vector_struct< T, 2 > &vec)
  Returns the base pointer to the vector data, specialization for DIM==2. More...
 
template<typename T >
T *  vector_base_ptr (Vector_struct< T, 3 > &vec)
  Returns the base pointer to the vector data, specialization for DIM==3. More...
 
template<typename T >
const T *  vector_base_ptr (const Vector_struct< T, 3 > &vec)
  Returns the base pointer to the vector data, specialization for DIM==3. More...
 
template<typename T >
T *  vector_base_ptr (Vector_struct< T, 4 > &vec)
  Returns the base pointer to the vector data, specialization for DIM==4. More...
 
template<typename T >
const T *  vector_base_ptr (const Vector_struct< T, 4 > &vec)
  Returns the base pointer to the vector data, specialization for DIM==4. More...
 
template<typename T , Size DIM>
Vector< T, DIM > &  operator+= (Vector< T, DIM > &lhs, const Vector< T, DIM > &rhs)
  Adds rhs elementwise to lhs and returns the modified lhs. More...
 
template<typename T , Size DIM>
Vector< T, DIM > &  operator-= (Vector< T, DIM > &lhs, const Vector< T, DIM > &rhs)
  Subtracts rhs elementwise from lhs and returns the modified lhs. More...
 
template<typename T , Size DIM>
Vector< T, DIM > &  operator*= (Vector< T, DIM > &lhs, const Vector< T, DIM > &rhs)
  Multiplies rhs elementwise with lhs and returns the modified lhs. More...
 
template<typename T , Size DIM>
Vector< T, DIM > &  operator%= (Vector< T, DIM > &lhs, const Vector< T, DIM > &rhs)
  Computes lhs modulo rhs elementwise and returns the modified lhs. More...
 
template<typename T , typename U , Size DIM>
Vector< T, DIM > &  operator/= (Vector< T, DIM > &lhs, const Vector< U, DIM > &rhs)
  Divides lhs elementwise by rhs and returns the modified lhs. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  operator+ (const Vector< T, DIM > &lhs, const Vector< T, DIM > &rhs)
  Adds lhs and rhs elementwise and returns the new result. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  operator- (const Vector< T, DIM > &lhs, const Vector< T, DIM > &rhs)
  Subtracts rhs elementwise from lhs and returns the new result. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  operator* (const Vector< T, DIM > &lhs, const Vector< T, DIM > &rhs)
  Multiplies rhs elementwise with lhs and returns the new result. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  operator% (const Vector< T, DIM > &lhs, const Vector< T, DIM > &rhs)
  Computes lhs modulo rhs elementwise and returns the new result. More...
 
template<typename T , typename U , Size DIM>
Vector< T, DIM >  operator/ (const Vector< T, DIM > &lhs, const Vector< U, DIM > &rhs)
  Divides rhs elementwise by lhs and returns the new result. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  operator- (const Vector< T, DIM > &v)
  Negates the vector v elementwise and returns the new result. More...
 
template<typename T , typename TT , Size DIM>
Vector< T, DIM > &  operator*= (Vector< T, DIM > &v, TT s)
  Multiplies the vector v elementwise with the scalar s and returns the modified vector v. More...
 
template<typename T , typename TT , Size DIM>
Vector< T, DIM > &  operator%= (Vector< T, DIM > &v, TT s)
  Computes v modulo s elementwise and returns the modified vector v. More...
 
template<typename T , typename TT , Size DIM>
Vector< T, DIM > &  operator/= (Vector< T, DIM > &v, TT s)
  Divides the vector v elementwise by the scalar s and returns the modified vector v. More...
 
template<typename T , typename TT , Size DIM>
Vector< T, DIM >  operator* (const Vector< T, DIM > &v, TT s)
  Multiplies the vector v elementwise with the scalar s and returns the new result. More...
 
template<typename T , typename TT , Size DIM>
Vector< T, DIM >  operator* (TT s, const Vector< T, DIM > &v)
  Multiplies the vector v elementwise with the scalar s and returns the new result. More...
 
template<typename T , typename TT , Size DIM>
Vector< T, DIM >  operator% (const Vector< T, DIM > &v, TT s)
  Computes v modulo s elementwise and returns the new result. More...
 
template<typename T , typename TT , Size DIM>
Vector< T, DIM >  operator/ (const Vector< T, DIM > &v, TT s)
  Divides the vector v elementwise by the scalar s and returns the new result. More...
 
template<typename T , Size DIM>
Vector< T, DIM > &  operator++ (Vector< T, DIM > &vec)
  Pre-increments all elements of vec and returns the result. Modifies vec. More...
 
template<typename T , Size DIM>
Vector< T, DIM > &  operator-- (Vector< T, DIM > &vec)
  Pre-decrements all elements of vec and returns the result. Modifies vec. More...
 
template<Size DIM>
Vector< bool, DIM >  operator&& (const Vector< bool, DIM > &lhs, const Vector< bool, DIM > &rhs)
  Returns the elementwise logical and of two boolean vectors. More...
 
template<Size DIM>
Vector< bool, DIM >  operator&& (bool lhs, const Vector< bool, DIM > &rhs)
  Returns the elementwise logical and of a bool and a boolean vector. More...
 
template<Size DIM>
Vector< bool, DIM >  operator&& (const Vector< bool, DIM > &lhs, bool rhs)
  Returns the elementwise logical and of a boolean vector and a bool. More...
 
template<Size DIM>
Vector< bool, DIM >  operator|| (const Vector< bool, DIM > &lhs, const Vector< bool, DIM > &rhs)
  Returns the elementwise logical or of two boolean vectors. More...
 
template<Size DIM>
Vector< bool, DIM >  operator|| (bool lhs, const Vector< bool, DIM > &rhs)
  Returns the elementwise logical or of a bool and a boolean vector. More...
 
template<Size DIM>
Vector< bool, DIM >  operator|| (const Vector< bool, DIM > &lhs, bool rhs)
  Returns the elementwise logical or of a boolean vector and a bool. More...
 
template<Size DIM>
Vector< bool, DIM >  operator^ (const Vector< bool, DIM > &lhs, const Vector< bool, DIM > &rhs)
  Returns the elementwise logical xor of two boolean vectors. More...
 
template<Size DIM>
Vector< bool, DIM >  operator^ (bool lhs, const Vector< bool, DIM > &rhs)
  Returns the elementwise logical xor of a bool and a boolean vector. More...
 
template<Size DIM>
Vector< bool, DIM >  operator^ (const Vector< bool, DIM > &lhs, bool rhs)
  Returns the elementwise logical xor of a boolean vector and a bool. More...
 
template<Size DIM>
Vector< bool, DIM >  operator! (const Vector< bool, DIM > &vec)
  Returns the elementwise logical not of a boolean vector. More...
 
template<typename T , Size DIM>
Vector< bool, DIM >  elementwise_is_equal (const Vector< T, DIM > &lhs, const Vector< T, DIM > &rhs)
  Returns the boolean vector result of an elementwise equality comparison. More...
 
template<typename T , Size DIM>
Vector< bool, DIM >  elementwise_is_not_equal (const Vector< T, DIM > &lhs, const Vector< T, DIM > &rhs)
  Returns the boolean vector result of an elementwise inequality comparison. More...
 
template<typename T , Size DIM>
Vector< bool, DIM >  elementwise_is_less_than (const Vector< T, DIM > &lhs, const Vector< T, DIM > &rhs)
  Returns the boolean vector result of an elementwise less-than comparison. More...
 
template<typename T , Size DIM>
Vector< bool, DIM >  elementwise_is_less_than_or_equal (const Vector< T, DIM > &lhs, const Vector< T, DIM > &rhs)
  Returns the boolean vector result of an elementwise less-than-or-equal comparison. More...
 
template<typename T , Size DIM>
Vector< bool, DIM >  elementwise_is_greater_than (const Vector< T, DIM > &lhs, const Vector< T, DIM > &rhs)
  Returns the boolean vector result of an elementwise greater-than comparison. More...
 
template<typename T , Size DIM>
Vector< bool, DIM >  elementwise_is_greater_than_or_equal (const Vector< T, DIM > &lhs, const Vector< T, DIM > &rhs)
  Returns the boolean vector result of an elementwise greater-than-or-equal comparison. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  abs (const Vector< T, DIM > &v)
  Returns a vector with the elementwise absolute values of the vector v. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  acos (const Vector< T, DIM > &v)
  Returns a vector with the elementwise arc cosine of the vector v. More...
 
template<typename T , Size DIM>
bool  all (const Vector< T, DIM > &v)
  Returns true if all of all elements of v returns true. More...
 
template<typename T , Size DIM>
bool  any (const Vector< T, DIM > &v)
  Returns true if any of any element of v returns true. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  asin (const Vector< T, DIM > &v)
  Returns a vector with the elementwise arc sine of the vector v. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  atan (const Vector< T, DIM > &v)
  Returns a vector with the elementwise arc tangent of the vector v. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  atan2 (const Vector< T, DIM > &v, const Vector< T, DIM > &w)
  Returns a vector with the elementwise arc tangent of the vector v / w. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  ceil (const Vector< T, DIM > &v)
  Returns a vector with the elementwise smallest integral value that is not less than the element in vector v. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  clamp (const Vector< T, DIM > &v, const Vector< T, DIM > &low, const Vector< T, DIM > &high)
  Returns the vector v elementwise clamped to the range [low, high]. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  clamp (const Vector< T, DIM > &v, const Vector< T, DIM > &low, T high)
  Returns the vector v elementwise clamped to the range [low, high]. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  clamp (const Vector< T, DIM > &v, T low, const Vector< T, DIM > &high)
  Returns the vector v elementwise clamped to the range [low, high]. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  clamp (const Vector< T, DIM > &v, T low, T high)
  Returns the vector v elementwise clamped to the range [low, high]. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  cos (const Vector< T, DIM > &v)
  Returns a vector with the elementwise cosine of the vector v. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  degrees (const Vector< T, DIM > &v)
  Converts elementwise radians in v to degrees. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  elementwise_max (const Vector< T, DIM > &lhs, const Vector< T, DIM > &rhs)
  Returns elementwise maximum of two vectors. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  elementwise_min (const Vector< T, DIM > &lhs, const Vector< T, DIM > &rhs)
  Returns elementwise minimum of two vectors. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  exp (const Vector< T, DIM > &v)
  Returns a vector with elementwise e to the power of the element in the vector v. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  exp2 (const Vector< T, DIM > &v)
  Returns a vector with elementwise 2 to the power of the element in the vector v. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  floor (const Vector< T, DIM > &v)
  Returns a vector with the elementwise largest integral value that is not greater than the element in vector v. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  fmod (const Vector< T, DIM > &a, const Vector< T, DIM > &b)
  Returns elementwise a modulo b, in other words, the remainder of a/b. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  fmod (const Vector< T, DIM > &a, T b)
  Returns elementwise a modulo b, in other words, the remainder of a/b. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  frac (const Vector< T, DIM > &v)
  Returns a vector with the elementwise positive fractional part of the vector v. More...
 
template<typename T , Size DIM>
bool  is_approx_equal (const Vector< T, DIM > &left, const Vector< T, DIM > &right, T e)
  Compares the two given values elementwise for equality within the given epsilon. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  lerp (const Vector< T, DIM > &v1, const Vector< T, DIM > &v2, const Vector< T, DIM > &t)
  Returns the elementwise linear interpolation between v1 and v2, i.e., it returns (1-t) * v1 + t * v2. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  lerp (const Vector< T, DIM > &v1, const Vector< T, DIM > &v2, T t)
  Returns the linear interpolation between v1 and v2, i.e., it returns (1-t) * v1 + t * v2. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  log (const Vector< T, DIM > &v)
  Returns a vector with the elementwise natural logarithm of the vector v. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  log2 (const Vector< T, DIM > &v)
  Returns a vector with the elementwise base 2 logarithm of the vector v. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  log10 (const Vector< T, DIM > &v)
  Returns a vector with the elementwise base 10 logarithm of the vector v. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  modf (const Vector< T, DIM > &v, Vector< T, DIM > &i)
  Returns the elementwise fractional part of v and stores the elementwise integral part of v in i. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  pow (const Vector< T, DIM > &a, const Vector< T, DIM > &b)
  Returns the vector a elementwise to the power of b. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  pow (const Vector< T, DIM > &a, T b)
  Returns the vector a elementwise to the power of b. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  radians (const Vector< T, DIM > &v)
  Converts elementwise degrees in v to radians. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  round (const Vector< T, DIM > &v)
  Returns a vector with the elements of vector v rounded to nearest integers. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  rsqrt (const Vector< T, DIM > &v)
  Returns the reciprocal of the square root of each element of v. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  saturate (const Vector< T, DIM > &v)
  Returns the vector v clamped elementwise to the range [0,1]. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  sign (const Vector< T, DIM > &v)
  Returns the elementwise sign of vector v. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  sin (const Vector< T, DIM > &v)
  Returns a vector with the elementwise sine of the vector v. More...
 
template<typename T , Size DIM>
void  sincos (const Vector< T, DIM > &a, Vector< T, DIM > &s, Vector< T, DIM > &c)
  Computes elementwise the sine s and cosine c of angles a simultaneously. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  smoothstep (const Vector< T, DIM > &a, const Vector< T, DIM > &b, const Vector< T, DIM > &v)
  Returns 0 if v is less than a and 1 if v is greater than b in an elementwise fashion. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  smoothstep (const Vector< T, DIM > &a, const Vector< T, DIM > &b, T x)
  Returns 0 if x is less than a and 1 if x is greater than b in an elementwise fashion. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  sqrt (const Vector< T, DIM > &v)
  Returns the square root of each element of v. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  step (const Vector< T, DIM > &a, const Vector< T, DIM > &v)
  Returns elementwise 0 if v is less than a and 1 otherwise. More...
 
template<typename T , Size DIM>
Vector< T, DIM >  tan (const Vector< T, DIM > &v)
  Returns a vector with the elementwise tangent of the vector v. More...
 
template<typename T >
cross (const Vector< T, 2 > &lhs, const Vector< T, 2 > &rhs)
  Returns the two-times-two determinant result for the two vectors lhs and rhs. More...
 
template<typename T >
Vector< T, 3 >  cross (const Vector< T, 3 > &lhs, const Vector< T, 3 > &rhs)
  Returns the three-dimensional cross product result for the two vectors lhs and rhs. More...
 
template<typename T >
void  make_basis (const Vector< T, 3 > &n, Vector< T, 3 > *u, Vector< T, 3 > *v)
  Computes a basis of 3D space with one given vector. More...
 
template<typename T >
void  make_basis (const Vector< T, 3 > &n, const Vector< T, 3 > &u, const Vector< T, 3 > &v, Vector< T, 3 > *t, Vector< T, 3 > *b)
  Computes a basis of 3D space with one given vector, plane, and direction. More...
 
template<typename T2 , Size DIM2, typename T1 , Size DIM1>
Vector< T2, DIM2 >  convert_vector (const Vector< T1, DIM1 > &v, const T2 &fill=T2(0))
  Converts the vector v of type Vector<T1, DIM1> to a vector of type Vector<T2, DIM2>. More...
 

Detailed Description

Namespace for the Math API.