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class Float4 {
public:
float x, y, z, w;
__device__ const Float4
operator+(const Float4& iv) const {
Float4 rv ;
rv.x = x + iv.x ;
rv.y = y + iv.y ;
rv.z = z + iv.z ;
rv.w = w + iv.w ;
return Float4( rv ) ;
}
__device__ const Float4
operator*(const Float4& iv) const {
Float4 rv ;
rv.x = x * iv.x ;
rv.y = y * iv.y ;
rv.z = z * iv.z ;
rv.w = w * iv.w ;
return Float4( rv ) ;
}
__device__ const Float4
operator/(const Float4& iv) const {
Float4 rv ;
rv.x = x / iv.x ;
rv.y = y / iv.y ;
rv.z = z / iv.z ;
rv.w = w / iv.w ;
return Float4( rv ) ;
}
__device__ const Float4
operator-(const Float4& iv) const {
Float4 rv ;
rv.x = x - iv.x ;
rv.y = y - iv.y ;
rv.z = z - iv.z ;
rv.w = w - iv.w ;
return Float4( rv ) ;
}
__device__ const Float4
operator+(const float iv) const {
Float4 rv ;
rv.x = x + iv ;
rv.y = y + iv ;
rv.z = z + iv ;
rv.w = w + iv ;
return Float4( rv ) ;
}
__device__ const Float4
operator*(const float iv) const {
Float4 rv ;
rv.x = x * iv ;
rv.y = y * iv ;
rv.z = z * iv ;
rv.w = w * iv ;
return Float4( rv ) ;
}
__device__ const Float4
operator/(const float iv) const {
Float4 rv ;
rv.x = x / iv ;
rv.y = y / iv ;
rv.z = z / iv ;
rv.w = w / iv ;
return Float4( rv ) ;
}
__device__ const Float4
operator-(const float iv) const {
Float4 rv ;
rv.x = x - iv ;
rv.y = y - iv ;
rv.z = z - iv ;
rv.w = w - iv ;
return Float4( rv ) ;
}
__device__ const Float4
operator-() const {
Float4 rv ;
rv.x = -x ;
rv.y = -y ;
rv.z = -z ;
rv.w = -w ;
return Float4( rv ) ;
}
__device__ void operator=(const float iv) {
x = iv ;
y = iv ;
z = iv ;
w = iv ;
}
__device__ void operator+=(const Float4 iv) {
x += iv.x ;
y += iv.y ;
z += iv.z ;
w += iv.w ;
}
__device__ void operator-=(const Float4 iv) {
x -= iv.x ;
y -= iv.y ;
z -= iv.z ;
w -= iv.w ;
}
};
__device__ const Float4
operator+( const float iv1, const Float4 iv2 ) {
Float4 rv ;
rv.x = iv1 + iv2.x ;
rv.y = iv1 + iv2.y ;
rv.z = iv1 + iv2.z ;
rv.w = iv1 + iv2.w ;
return Float4( rv ) ;
}
__device__ const Float4
operator*( const float iv1, const Float4 iv2 ) {
Float4 rv ;
rv.x = iv1 * iv2.x ;
rv.y = iv1 * iv2.y ;
rv.z = iv1 * iv2.z ;
rv.w = iv1 * iv2.w ;
return Float4( rv ) ;
}
__device__ const Float4
operator/( const float iv1, const Float4 iv2 ) {
Float4 rv ;
rv.x = iv1 / iv2.x ;
rv.y = iv1 / iv2.y ;
rv.z = iv1 / iv2.z ;
rv.w = iv1 / iv2.w ;
return Float4( rv ) ;
}
__device__ const Float4
operator-( const float iv1, const Float4 iv2 ) {
Float4 rv ;
rv.x = iv1 - iv2.x ;
rv.y = iv1 - iv2.y ;
rv.z = iv1 - iv2.z ;
rv.w = iv1 - iv2.w ;
return Float4( rv ) ;
}
__device__ Float4 max ( const Float4 a , const Float4 b )
{
Float4 c ;
c.x = (a.x>b.x)?a.x:b.x;
c.y = (a.y>b.y)?a.y:b.y;
c.z = (a.z>b.z)?a.z:b.z;
c.w = (a.w>b.w)?a.w:b.w;
return(c) ;
}
__device__ Float4 max ( const float a , const Float4 b )
{
Float4 c ;
c.x = (a>b.x)?a:b.x;
c.y = (a>b.y)?a:b.y;
c.z = (a>b.z)?a:b.z;
c.w = (a>b.w)?a:b.w;
return(c) ;
}
__device__ Float4 max ( const Float4 a , const float b )
{
Float4 c ;
c.x = (a.x>b)?a.x:b;
c.y = (a.y>b)?a.y:b;
c.z = (a.z>b)?a.z:b;
c.w = (a.w>b)?a.w:b;
return(c) ;
}
//__device__ float max ( const float a , const float b )
//{
// return(a>b)?a:b) ;
//}
__device__ Float4 min ( const Float4 a , const Float4 b )
{
Float4 c ;
c.x = (a.x<b.x)?a.x:b.x;
c.y = (a.y<b.y)?a.y:b.y;
c.z = (a.z<b.z)?a.z:b.z;
c.w = (a.w<b.w)?a.w:b.w;
return(c) ;
}
__device__ Float4 min ( const float a , const Float4 b )
{
Float4 c ;
c.x = (a<b.x)?a:b.x;
c.y = (a<b.y)?a:b.y;
c.z = (a<b.z)?a:b.z;
c.w = (a<b.w)?a:b.w;
return(c) ;
}
__device__ Float4 min ( const Float4 a , const float b )
{
Float4 c ;
c.x = (a.x<b)?a.x:b;
c.y = (a.y<b)?a.y:b;
c.z = (a.z<b)?a.z:b;
c.w = (a.w<b)?a.w:b;
return(c) ;
}
__device__ Float4 trunc ( const Float4 a )
{
Float4 c ;
c.x = trunc(a.x) ;
c.y = trunc(a.y) ;
c.z = trunc(a.z) ;
c.w = trunc(a.w) ;
return(c) ;
}
__device__ Float4 log ( const Float4 a )
{
Float4 c ;
c.x = log(a.x) ; c.y = log(a.y) ; c.z = log(a.z) ; c.w = log(a.w) ;
return(c) ;
}
__device__ Float4 exp ( const Float4 a )
{
Float4 c ;
c.x = exp(a.x) ; c.y = exp(a.y) ; c.z = exp(a.z) ; c.w = exp(a.w) ;
return(c) ;
}
__device__ Float4 sqrt ( const Float4 a )
{
Float4 c ;
c.x = sqrt(a.x) ; c.y = sqrt(a.y) ; c.z = sqrt(a.z) ; c.w = sqrt(a.w) ;
return(c) ;
}
#if 0
int main() {
Float4 a, b, c ;
a.x = 0. ; a.y = 1. ; a.z = 2. ; a.w = 3. ;
b.x = 0. ; b.y = 1. ; b.z = 2. ; b.w = 3. ;
c = 2. + a ;
fprintf(stderr,"%f %f %f %f\n",a.x,a.y,a.z,a.w) ;
fprintf(stderr,"%f %f %f %f\n",b.x,b.y,b.z,b.w) ;
fprintf(stderr,"%f %f %f %f\n",c.x,c.y,c.z,c.w) ;
c = 2. * b ;
fprintf(stderr,"%f %f %f %f\n",a.x,a.y,a.z,a.w) ;
fprintf(stderr,"%f %f %f %f\n",b.x,b.y,b.z,b.w) ;
fprintf(stderr,"%f %f %f %f\n",c.x,c.y,c.z,c.w) ;
c = 2. - b ;
fprintf(stderr,"%f %f %f %f\n",a.x,a.y,a.z,a.w) ;
fprintf(stderr,"%f %f %f %f\n",b.x,b.y,b.z,b.w) ;
fprintf(stderr,"%f %f %f %f\n",c.x,c.y,c.z,c.w) ;
c = 2. / b ;
fprintf(stderr,"%f %f %f %f\n",a.x,a.y,a.z,a.w) ;
fprintf(stderr,"%f %f %f %f\n",b.x,b.y,b.z,b.w) ;
fprintf(stderr,"%f %f %f %f\n",c.x,c.y,c.z,c.w) ;
}
#endif
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