Texas Instruments TI-89

196
Chapter 17: Graphing
TI
-
89 / TI
-
92 Plus Developer Guide
Not for Distribution
Beta Version January 26, 2001
cmd_rclgdb
— Calculator command RclGDB.
cmd_stogdb
— Calculator command StoGDB.
CptDeltax
— Compute graph system variable
∆
x for the current
active graph.
CptDeltay
— Compute graph system variable
∆
y for the current
active graph.
CptFuncX
— Compute the x value based on the current Window
variables for a specified pixel.
CptIndep
— Compute the value of the independent variable for
the specified iteration.
EQU_select
— Turn on/off/toggle the select flag for the specified
graph system function.
EQU_setStyle
— Set the style of the specified graph system
function.
FindFunc
— Return the HSYM of the specified graph system
function if it is selected for graphing.
FindGrFunc
— Return a pointer to the symbol table entry of the
specified graph system function.
gr_CptIndepInc
— Compute the iteration for the given value of the
independent variable.
gr_delete_fldpic
— Delete the graph system variable fldpic if it exists.
gr_DispLabels
— Draw the graph axis labels on the graph screen.
gr_xres_pixel
— Find the first pixel number that is a multiple of the
graph system variable xres and is greater than or
equal to the given pixel number.
GraphActivate
— Activate the Graph application if not already active.
GrAxes
— Draw the axes for the specified graph.
GrClipLine
— Clip the end-points of the specified line if
necessary based on the current Window variables.
GrLineFlt
— Draw the specified line, using the given style, on
the current graph screen.