SbVec2s(3)

NAME
SbVec2s - The SbVec2s class is a 2 dimensional vector with short integer coordinates.

This vector class is used by many other classes in Coin. It provides storage for a vector in 2 dimensions as well as simple integer arithmetic operations.

SYNOPSIS

#include <Inventor/SbLinear.h>

  Public Member Functions
SbVec2s (void)
SbVec2s (const short v[2])
SbVec2s (short x, short y)
SbVec2s (const SbVec2us &v)
SbVec2s (const SbVec2b &v)
SbVec2s (const SbVec2i32 &v)
SbVec2s (const SbVec2f &v)
SbVec2s (const SbVec2d &v)
SbVec2s & setValue (const short v[2])
SbVec2s & setValue (short x, short y)
SbVec2s & setValue (const SbVec2us &v)
SbVec2s & setValue (const SbVec2b &v)
SbVec2s & setValue (const SbVec2i32 &v)
SbVec2s & setValue (const SbVec2f &v)
SbVec2s & setValue (const SbVec2d &v)
const short * getValue (void) const
void getValue (short &x, short &y) const
short & operator[] (int i)
const short & operator[] (int i) const
int32_t dot (SbVec2s v) const
void negate (void)
SbVec2s & operator*= (int d)
SbVec2s & operator*= (double d)
SbVec2s & operator/= (int d)
SbVec2s & operator/= (double d)
SbVec2s & operator+= (SbVec2s v)
SbVec2s & operator-= (SbVec2s v)
SbVec2s operator- (void) const
void print (FILE *fp) const

  Protected Attributes
short vec [2]

  Related Functions
(Note that these are not member functions.)
SbVec2s operator* (const SbVec2s &v, int d)
SbVec2s operator* (const SbVec2s &v, double d)
SbVec2s operator* (int d, const SbVec2s &v)
SbVec2s operator* (double d, const SbVec2s &v)
SbVec2s operator/ (const SbVec2s &v, int d)
SbVec2s operator/ (const SbVec2s &v, double d)
SbVec2s operator+ (const SbVec2s &v1, const SbVec2s &v2)
SbVec2s operator- (const SbVec2s &v1, const SbVec2s &v2)
int operator== (const SbVec2s &v1, const SbVec2s &v2)
int operator!= (const SbVec2s &v1, const SbVec2s &v2)

Detailed Description

The SbVec2s class is a 2 dimensional vector with short integer coordinates.

This vector class is used by many other classes in Coin. It provides storage for a vector in 2 dimensions as well as simple integer arithmetic operations.

See also:
    SbVec2f, SbVec2d, SbVec3s, SbVec3f, SbVec3d, SbVec4f, SbVec4d.

Constructor & Destructor Documentation

  SbVec2s::SbVec2s (void) [inline]
The default constructor does nothing. The vector coordinates will be uninitialized until you do a setValue().

  SbVec2s::SbVec2s (const short v[2]) [inline]
Constructs an SbVec2s instance with initial values from v.

  SbVec2s::SbVec2s (short x, short y) [inline]
Constructs an SbVec2s instance with the initial vector endpoints from x and y.

  SbVec2s::SbVec2s (const SbVec2us & v) [inline], [explicit]
Constructs an SbVec2s instance from the value in an SbVec2us instance.

Since:
    Coin 2.5

  SbVec2s::SbVec2s (const SbVec2b & v) [inline], [explicit]
Constructs an SbVec2s instance from the value in an SbVec2b instance.

Since:
    Coin 2.5

  SbVec2s::SbVec2s (const SbVec2i32 & v) [inline], [explicit]
Constructs an SbVec2s instance from the value in an SbVec2i32 instance.

Since:
    Coin 2.5

  SbVec2s::SbVec2s (const SbVec2f & v) [inline], [explicit]
Constructs an SbVec2s instance from the value in an SbVec2f instance.

Since:
    Coin 2.5

  SbVec2s::SbVec2s (const SbVec2d & v) [inline], [explicit]
Constructs an SbVec2s instance from the value in an SbVec2d instance.

Since:
    Coin 2.5

Member Function Documentation

  SbVec2s & SbVec2s::setValue (const short v[2]) [inline]
Set new x and y coordinates for the vector from v. Returns reference to self.

See also:
    getValue().

  SbVec2s & SbVec2s::setValue (short x, short y) [inline]
Set new x and y coordinates for the vector. Returns reference to self.

See also:
    getValue().

  SbVec2s & SbVec2s::setValue (const SbVec2us & v)

Since:
    Coin 2.5

  SbVec2s & SbVec2s::setValue (const SbVec2b & v)

Since:
    Coin 2.5

  SbVec2s & SbVec2s::setValue (const SbVec2i32 & v)

Since:
    Coin 2.5

  SbVec2s & SbVec2s::setValue (const SbVec2f & v)

Since:
    Coin 2.5

  SbVec2s & SbVec2s::setValue (const SbVec2d & v)

Since:
    Coin 2.5

  const short * SbVec2s::getValue (void) const [inline]
Returns a pointer to an array of two floats containing the x and y coordinates of the vector.

See also:
    setValue().

  void SbVec2s::getValue (short & x, short & y) const [inline]
Returns the x and y coordinates of the vector.

See also:
    setValue().

  short & SbVec2s::operator[] (int i) [inline]
Index operator. Returns modifiable x or y coordinate.

See also:
    getValue() and setValue().

  const short & SbVec2s::operator[] (int i) const [inline]
Index operator. Returns x or y coordinate.

See also:
    getValue().

  int32_t SbVec2s::dot (SbVec2s v) const [inline]
Calculates and returns the result of taking the dot product of this vector and v.

  void SbVec2s::negate (void) [inline]
Negate the vector (i.e. point it in the opposite direction).

  SbVec2s & SbVec2s::operator*= (int d) [inline]
Multiply components of vector with value d. Returns reference to self.

  SbVec2s & SbVec2s::operator*= (double d)
Multiply components of vector with value d. Returns reference to self.

  SbVec2s & SbVec2s::operator/= (int d) [inline]
Divides components of vector with value d. Returns reference to self.

  SbVec2s & SbVec2s::operator/= (double d) [inline]
Divides components of vector with value d. Returns reference to self.

  SbVec2s & SbVec2s::operator+= (SbVec2s v) [inline]
Adds this vector and vector v. Returns reference to self.

  SbVec2s & SbVec2s::operator-= (SbVec2s v) [inline]
Subtracts vector v from this vector. Returns reference to self.

  SbVec2s SbVec2s::operator- (void) const [inline]
Non-destructive negation operator. Returns a new SbVec2s instance which points in the opposite direction of this vector.

See also:
    negate().

  void SbVec2s::print (FILE * fp) const
Dump the state of this object to the file stream. Only works in debug version of library, method does nothing in an optimized compile.

Friends And Related Function Documentation

  SbVec2s operator* (const SbVec2s & v, int d) [related]
Returns an SbVec2s instance which is the components of vector v multiplied with d.

  SbVec2s operator* (const SbVec2s & v, double d) [related]
Returns an SbVec2s instance which is the components of vector v multiplied with d.

  SbVec2s operator* (int d, const SbVec2s & v) [related]
Returns an SbVec2s instance which is the components of vector v multiplied with d.

  SbVec2s operator* (double d, const SbVec2s & v) [related]
Returns an SbVec2s instance which is the components of vector v multiplied with d.

  SbVec2s operator/ (const SbVec2s & v, int d) [related]
Returns an SbVec2s instance which is the components of vector v divided on d.

  SbVec2s operator/ (const SbVec2s & v, double d) [related]
Returns an SbVec2s instance which is the components of vector v divided on d.

  SbVec2s operator+ (const SbVec2s & v1, const SbVec2s & v2) [related]
Returns an SbVec2s instance which is the sum of vectors v1 and v2.

  SbVec2s operator- (const SbVec2s & v1, const SbVec2s & v2) [related]
Returns an SbVec2s instance which is vector v2 subtracted from vector v1.

  int operator== (const SbVec2s & v1, const SbVec2s & v2) [related]
Returns 1 if v1 and v2 are equal, 0 otherwise.

  int operator!= (const SbVec2s & v1, const SbVec2s & v2) [related]
Returns 1 if v1 and v2 are not equal, 0 if they are equal.

Author

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