C4PlayerInfoConflicts.cpp File Reference

#include "C4Include.h"
#include "control/C4PlayerInfo.h"
#include "control/C4Teams.h"
#include "lib/StdColors.h"
#include "lib/C4Random.h"

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Classes
class	C4PlayerInfoListAttributeConflictResolver

Functions
DWORD	GenerateRandomPlayerColor (int32_t iTry)
bool	IsColorConflict (DWORD dwClr1, DWORD dwClr2)

Variables
const int32_t	C4MaxPlayerColorChangeTries = 100
const int32_t	C4MaxPlayerNameChangeTries = 100

Function Documentation

GenerateRandomPlayerColor()

DWORD GenerateRandomPlayerColor

(

int32_t

iTry

)

Definition at line 32 of file C4PlayerInfoConflicts.cpp.

{
    // generate a random one biased towards max channel luminance
    // (for greater color difference and less gray-ish colors)
    return C4RGB(std::min<int>(UnsyncedRandom(302), 256), std::min<int>(UnsyncedRandom(302), 256), std::min<int>(UnsyncedRandom(302), 256));
}

References C4RGB, and UnsyncedRandom().

Referenced by C4Team::RecheckColor().

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IsColorConflict()

bool IsColorConflict	(	DWORD	dwClr1,
		DWORD	dwClr2
	)

Definition at line 39 of file C4PlayerInfoConflicts.cpp.

{
    // NEW COLOR CONFLICT METHOD: u'v'-distance
    int R1 = 0xff & (dwClr1 >> 16);
    int G1 = 0xff & (dwClr1 >>  8);
    int B1 = 0xff & (dwClr1      );
    int R2 = 0xff & (dwClr2 >> 16);
    int G2 = 0xff & (dwClr2 >>  8);
    int B2 = 0xff & (dwClr2      );
    double r1=0,g1=0,b1=0,r2=0,g2=0,b2=0,x1=0,y1=0,Y1=0,x2=0,y2=0,Y2=0,u1=0,v1=0,u2=0,v2=0;
    RGB2rgb(R1, G1, B1, &r1, &g1, &b1);
    RGB2rgb(R2, G2, B2, &r2, &g2, &b2);
    rgb2xyY(r1, g1, b1, &x1, &y1, &Y1);
    rgb2xyY(r2, g2, b2, &x2, &y2, &Y2);
    xy2upvp(x1, y1, &u1, &v1);
    xy2upvp(x2, y2, &u2, &v2);
    double Y = (Y1+Y2)/2.0;
    double clrdiff = sqrt((u2-u1)*(u2-u1) + (v2-v1)*(v2-v1)) * Y*Y * 150;
    double lumdiff = (Abs<double>(Y2-Y1) / std::max<double>(Y*Y*5, 0.5)) / 0.10;
    return clrdiff + lumdiff < 1.0;
}

References RGB2rgb(), rgb2xyY(), and xy2upvp().

Referenced by C4Team::RecheckColor().

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Variable Documentation

C4MaxPlayerColorChangeTries

const int32_t C4MaxPlayerColorChangeTries = 100

Definition at line 27 of file C4PlayerInfoConflicts.cpp.

C4MaxPlayerNameChangeTries

const int32_t C4MaxPlayerNameChangeTries = 100

Definition at line 28 of file C4PlayerInfoConflicts.cpp.