Public Member Functions |
| VBase2D () |
| VBase2D (VBase2D const copy) |
| VBase2D (double x, double y) |
| VBase2D (double fill_value) |
unsigned int | addHash (unsigned int hash) |
| Adds the vector into the running hash.
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unsigned int | addHash (unsigned int hash, double threshold) |
| Adds the vector into the running hash.
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| addToCell (int i, double value) |
| addX (double value) |
| addY (double value) |
bool | almostEqual (VBase2D const other) |
| Returns true if two vectors are memberwise equal within a default tolerance based on the numeric type.
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bool | almostEqual (VBase2D const other, double threshold) |
| Returns true if two vectors are memberwise equal within a specified tolerance.
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int | compareTo (VBase2D const other) |
| This flavor of compare_to uses a default threshold value based on the numeric type.
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int | compareTo (VBase2D const other, double threshold) |
| Sorts vectors lexicographically, componentwise.
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double | dot (VBase2D const other) |
| fill (double fill_value) |
| Sets each element of the vector to the indicated fill_value.
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VBase2D | fmax (VBase2D const other) |
VBase2D | fmin (VBase2D const other) |
PyObject | getattr (string attr_name) |
| This is used to implement swizzle masks.
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double | getCell (int i) |
| getData () |
| Returns the address of the first of the two data elements in the vector.
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unsigned int | getHash () |
| Returns a suitable hash for phash_map.
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unsigned int | getHash (double threshold) |
| Returns a suitable hash for phash_map.
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int | getNumComponents () |
| Returns the number of elements in the vector, two.
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double | getX () |
double | getY () |
bool | isNan () |
| Returns true if any component of the vector is not-a-number, false otherwise.
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double | length () |
| Returns the length of the vector, by the Pythagorean theorem.
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double | lengthSquared () |
| Returns the square of the vector's length, cheap and easy.
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bool | normalize () |
| Normalizes the vector in place.
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| operator new (unsigned int size) |
bool | operator!= (VBase2D const other) |
VBase2D | operator* (double scalar) |
VBase2D | operator*= (double scalar) |
VBase2D | operator+ (VBase2D const other) |
VBase2D | operator+= (VBase2D const other) |
VBase2D | operator- () |
VBase2D | operator- (VBase2D const other) |
VBase2D | operator-= (VBase2D const other) |
VBase2D | operator/ (double scalar) |
VBase2D | operator/= (double scalar) |
bool | operator< (VBase2D const other) |
| This performs a lexicographical comparison.
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VBase2D | operator= (VBase2D const copy) |
VBase2D | operator= (double fill_value) |
bool | operator== (VBase2D const other) |
double | operator[] (int i) |
| operator[] (int i) |
| output (ostream out) |
VBase2D | project (VBase2D const onto) |
| Returns a new vector representing the projection of this vector onto another one.
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| pythonRepr (ostream out, string class_name) |
PyObject | reduce (PyObject self) |
| This special Python method is implement to provide support for the pickle module.
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| set (double x, double y) |
int | setattr (PyObject self, string attr_name, PyObject assign) |
| This is used to implement write masks.
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| setCell (int i, double value) |
| setitem (int i, double v) |
| setX (double value) |
| setY (double value) |
Static Public Member Functions |
static TypeHandle | getClassType () |
static int | size () |
| Returns 2: the number of components of a LVecBase2.
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static VBase2D const | unitX () |
| Returns a unit X vector.
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static VBase2D const | unitY () |
| Returns a unit Y vector.
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static VBase2D const | zero () |
| Returns a zero-length vector.
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This is the base class for all two-component vectors and points.