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An Namespace Reference


Detailed Description

An is the generic namespace for basic types and functions such as mathematical, random and geometrical one; as well as other usefull tools such as Formula, a formule parser.


Classes

struct  VariableBytecodeToken
 Bytecode for variable, holds a pointer to variable. More...
struct  FunctionBytecodeToken
 Bytecode for function call, holds a pointer to functor. More...
struct  ConstantBytecodeToken
 Bytecode for constant, holds a value. More...
struct  UnaryFunctionBytecodeToken
 Bytecode for unary functions, pop value from stack and push result of function. Templatised on the functor. More...
struct  UnaryNegationOperation
 Negation functor. More...
struct  BinaryFunctionBytecodeToken
 Bytecode for unary functions, pop two values from stack and push result of function. Templatised on the functor. More...
struct  AdditionOperator
 Addition functor. More...
struct  SubstractionOperator
 Substraction functor. More...
struct  MultiplicationOperator
 Multiplication functor. More...
struct  DivisionOperator
 Division functor. More...
struct  PushOperator
 Functor that add a new operator at the end of _bytecode when called. More...
struct  PushConstant
 Functor that add a new constant at the end of _bytecode when called. More...
struct  PushFunction
 Functor that add a new function call at the end of _bytecode when called. More...
struct  PushVariable
 Functor that add a new variable reading at the end of _bytecode when called. More...
struct  StringClosure
 boost::spirit housekeeping More...
struct  FormulaGrammar
 Language grammar using boost::spirit meta-programming features. You now enter highly magic area, prepare to forget everything you have believed in. Read it at your own risks, after all, this is in a cpp not h file. More...
class  Formula
 A Formula. More...
struct  Vector
 A vector in a 2D space. More...
struct  Matrix22
 A 2x2 matrix. More...
struct  Segment
 A segment in a 2D space, basically two points. More...
class  ExpDecay
 Implements an exponential decay using the Crank-Nicholson method. More...
class  FastRandom
 A fast random generator. More...
struct  UniformRand
 Functor to be used with <algorithm>. More...
struct  Color
 A color in RGBA. More...

Typedefs

typedef UnaryFunctionBytecodeToken<
UnaryNegationOperation
UnaryNegationBytecodeToken
 Bytecode for negation.
typedef BinaryFunctionBytecodeToken<
AdditionOperator
AdditionBytecodeToken
 Bytecode for addition.
typedef BinaryFunctionBytecodeToken<
SubstractionOperator
SubstractionBytecodeToken
 Bytecode for substraction.
typedef BinaryFunctionBytecodeToken<
MultiplicationOperator
MultiplicationBytecodeToken
 Bytecode for multiplication.
typedef BinaryFunctionBytecodeToken<
DivisionOperator
DivisionBytecodeToken
 Bytecode for division.
typedef Vector Point
 A point in a 2D space, another name for a vector.
typedef std::vector< PointPolygone
 Polygone, which is a vector of points. Anti-clockwise, standard trigonometric orientation.
typedef std::valarray< ColorTexture
 A texture.

Functions

double normalizeAngle (double angle)
 Normlize an angle to be between -PI and +PI.
Point getIntersection (const Segment &s1, const Segment &s2)
 get the intersection point between two line segments returns Point(HUGE_VAL, HUGE_VAL) if there's no intersection added by yvan.bourquin@epfl.ch
double uniformRand (void)
 Return a number in [0;1[ in a uniform distribution.
unsigned intRand (unsigned max)
 Return a number between [0;max[ in integer in a uniform distribution.
bool boolRand (double prob=0.5)
 Return true with a probability prob. If no argument is given, prob = 0.5.
double gaussianRand (double mean, double sigm)
 Return a random number with a gaussian distribution of a certain mean and standard deviation.


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