| cmd_ptchg | Function (ROM Call 0x372)

AMS 1.01 or higher | bascmd.h

void cmd_ptchg (CESI xValOrList, CESI yValOrList);

Executes TI-Basic 'PtChg' command.

cmd_ptchg acts like cmd_pton, but inverts the state of the pixel instead of turning it on unconditionally.

Uses: GetValue, next_expression_index, gr_active, ForceFloat, GraphActivate, XCvtFtoP, YCvtFtoP, WinAttr, WinDupStat, WinPixSet, _bcd_math

See also: cmd_pton, cmd_ptoff, cmd_pxlchg