Eigene Dateien/9.Semester/Visualisierung/LU/Beispiel2/FlowVis_jan17/FlowVis/FlowVis/Structs.cpp File Reference

#include "stdafx.h"
#include "Structs.h"
#include <math.h>

Functions
void	black (Float_Color *color)
void	white (Float_Color *color)
void	gray (Float_Color *color, float intensity)
void	generalColor (Float_Color *color, float red, float green, float blue)
void	black (RGBAColor *color)
void	white (RGBAColor *color)
void	gray (RGBAColor *color, unsigned char intensity)
void	generalColor (RGBAColor *color, unsigned char red, unsigned char green, unsigned char blue)
Float_Color	operator * (float aFactor, Float_Color thisColor)
Float_Color	operator+ (Float_Color thisColor, Float_Color thatColor)
Float_Color	operator- (Float_Color thisColor, Float_Color thatColor)
RGBAColor	toIntColor (Float_Color anOriColor)
float	average (Float_Color aColor)
int	average (RGBAColor aColor)
bool	normalizeFlowVector (FlowVector *fd)
bool	scaleFlowVector (FlowVector *fd, int sv)
FlowVector	operator * (FlowVector fd, float scalar)
FlowVector	operator+ (FlowVector fd1, FlowVector fd2)
FlowPosition	operator * (FlowPosition aFlowPosition, float scalar)
FlowPosition	operator+ (FlowPosition aFlowPosition, FlowPosition aFlowPositionToAdd)
Pos2d	operator * (Pos2d aPosition, float scalar)
Pos2d	operator+ (Pos2d aPosition, Pos2d aPositionToAdd)

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Function Documentation

int average

(

RGBAColor

aColor

)

float average

(

Float_Color

aColor

)

void black

(

RGBAColor *

color

)

Sets the current color to black.

Parameters:

color

Holds the color.

void black

(

Float_Color *

color

)

Structs.cpp - Contains all the functions of the structs we use in this programm.

void generalColor	(	RGBAColor *	color,
		unsigned char	red,
		unsigned char	green,
		unsigned char	blue
	)

----------------------------------------------------------------generalColor-

Sets the current color to the desired color specified by the red, green and blue values.

Parameters:

	color	Holds the color.
	red	The red component of the color.
	green	The green component of the color.
	blue	The blue component of the color.

void generalColor	(	Float_Color *	color,
		float	red,
		float	green,
		float	blue
	)

Sets the current color to the desired color specified by the red, green and blue values.

Parameters:

	color	Holds the color.
	red	The red component of the color.
	green	The green component of the color.
	blue	The blue component of the color.

void gray	(	RGBAColor *	color,
		unsigned char	intensity
	)

Sets the current color to a value between 0 and 1.

Parameters:

	color	Holds the color.
	intensity	The intensity of the gray scale.

void gray	(	Float_Color *	color,
		float	intensity
	)

Sets the current color to a value between 0 and 1.

Parameters:

	color	Holds the color.
	intensity	The intensity of the gray scale.

bool normalizeFlowVector

(

FlowVector *

fd

)

Normalizes the vector

Parameters:

fd

The flow vector to normalize.

Pos2d operator *	(	Pos2d	aPosition,
		float	scalar
	)

FlowPosition operator *	(	FlowPosition	aFlowPosition,
		float	scalar
	)

FlowVector operator *	(	FlowVector	fd,
		float	scalar
	)

Operator overloading of * to multiply this flow data with a skalar.

Parameters:

	grad	The flow data to multiplie with the scale factor.
	scalar	The scale factor.

Returns:

flow data The flow data with the produkt of flowdata * scalar.

Float_Color operator *	(	float	aFactor,
		Float_Color	thisColor
	)

Pos2d operator+	(	Pos2d	aPosition,
		Pos2d	aPositionToAdd
	)

FlowPosition operator+	(	FlowPosition	aFlowPosition,
		FlowPosition	aFlowPositionToAdd
	)

FlowVector operator+	(	FlowVector	fd1,
		FlowVector	fd2
	)

Operator overloading of + to sum up flow vectors.

Parameters:

	fd1	The first flow data to add.
	fd2	The second flow data to add.

Returns:

flowdata The flow data with the summ of fd1 + fd2.

Float_Color operator+	(	Float_Color	thisColor,
		Float_Color	thatColor
	)

Float_Color operator-	(	Float_Color	thisColor,
		Float_Color	thatColor
	)

bool scaleFlowVector	(	FlowVector *	fd,
		int	sv
	)

Scales the vector

Parameters:

	fd	The flow vector to scale.
	sv	The scale value.

RGBAColor toIntColor

(

Float_Color

anOriColor

)

void white

(

RGBAColor *

color

)

Sets the current color to white.

Parameters:

color

Holds the color.

void white

(

Float_Color *

color

)

Sets the current color to white.

Parameters:

color

Holds the color.

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