GPGPU Programming for Games and Science

GPU Computing 163

float result = (float )input . ivalue ;

for ( int i=0; i< 4; ++i )

{

result += input . avalue. fvalue [ i ];

}

result += (float )input . avalue . i2value .x;

result += (float )input . avalue . i2value .y;

for ( int j=0; j< 2; ++j )

{

B mybvalue = sbuffer[j ][0];

result += (float ) mybvalue . i v a l u e ;

for ( int k=0; k< 4; ++k)

{

r e su l t += mybvalue . avalu e . fv al ue [ k ] ;

}

result += (float ) mybvalue . a va lu e . i 2 v al u e . x ;

result += (float ) mybvalue . a va lu e . i 2 v al u e . y ;

}

result += mytexture[ int2(0 ,0)].x;

output [ 0] = resu lt ;

}

LISTING 4.17: An example of nested structs for which constant buffers have

one