chickadee » hypergiant » make-rgba-color

make-rgb-color R G B #!optional NON-GC?procedure
make-rgba-color R G B A #!optional NON-GC?procedure

Create a three or four element f32vector with values (R G B [A]). If NON-GC? is set to #t, the color will be located in a non-garbage collected region of memory (so it will not be moved, although it will still be collected when non-accessible).