Texas Instruments TI-73 사용자 설명서

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Chapter 10: Drawing    
201
7310ENG.DOC   Draw   Texas Instruments   Revised: 05/29/98 6:43 PM   Printed: 05/19/99 9:01 AM   Page 201 of 22
 
The 2
 
 POINTS Menu
The 2 
POINTS
 menu items let you draw or erase individual
points or pixels on top of function graphs and stat plots (see
Chapter 9: Function Graphing and Chapter 6: Statistical Plots).
The way the TIN73 interprets the point instructions depends
on whether you accessed the instructions from the Home
screen or the Program editor, or directly from a graph.
Redefining 
WINDOW
 values (( 
6:ZStandard
), graphing a 
Y
n
function or stat plot, or pressing ( erases all drawn items
from the Graph screen.
Note: All examples in this section show the Graph screen set
to standard 
WINDOW
 values and with all 
Y
n
 functions and stat
plots deselected.
2 "
1:Pt-On(
Turns on a point.
2:Pt-Off(
Turns off a point.
3:Pt-Change(
Toggles a point on or off.
4:Pxl-On(
Turns on a pixel.
5:Pxl-Off(
Turns off a pixel.
6:Pxl-Change(
Toggles a pixel on or off.
7:pxl-Test(
Returns 1 if pixel is on, 0 if pixel is off.