NAME
all - returns true if a boolean scalar or all components of a boolean vector are true.
SYNOPSIS
bool all(bool a); bool all(bool1 a); bool all(bool2 a); bool all(bool3 a); bool all(bool4 a);PARAMETERS
- a
Boolean vector or scalar of which to determine if any component is true.
DESCRIPTION
Returns true if a boolean scalar or all components of a boolean vector are true.
REFERENCE IMPLEMENTATION
all for a bool4 vector could be implemented like this.
bool all(bool4 a) { return a.x && a.y && a.z && a.w; }PROFILE SUPPORT
all is supported in all profiles.
Support in the fp20 is limited.
SEE ALSO