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Fix Minor Typos in Variable Server tutorial. #1122

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Penn, John M 047828115 2021-05-20 12:55:54 -05:00
parent aab93a0c8b
commit 1e9c88dd0e
1 changed files with 13 additions and 13 deletions
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26
docs/tutorial/TutVariableServer.md
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@ -167,7 +167,7 @@ following commands:
* **trick.var_unpause()**
The [**var_pause**](#api-var-pause), and [**var_unpause**](#api-var-unpause)
commandsare generally used at the beginning, and ending of variable server
commands are generally used at the beginning, and ending of variable server
session configurations. [**var_pause**](#api-var-pause) tells the variable
server to stop sending data, if it is. [**var_unpause**](#api-var-unpause),
tells the variable server to start sending data.
@ -179,7 +179,7 @@ The two [**var_add**](#api-var-add) commands add "dyn.cannon.pos[0]"
and "dyn.cannon.pos[1]" to the session variable list.
:warning: Please notice that the quotes around the variable names must be
escaped with the '\' (baskslash) character.
escaped with the '\' (backslash) character.
```
client_socket.send( "trick.var_add(\"dyn.cannon.pos[0]\") \n" +
@ -290,11 +290,11 @@ else :
sys.exit()
# ----------------------------------------------------------------------
# 2.0 Set client Parameters
# 2.0 Set client Parameters.
HEIGHT, WIDTH = 500, 800 # Canvas Dimensions
MARGIN = 20 # Margins round the axes.
SCALE = 3 # Scale = 3 pixels per meter.
ballRadius = 5 # Ball radius in pixels.
MARGIN = 20 # Margins around the axes
SCALE = 3 # Scale = 3 pixels per meter
ballRadius = 5 # Ball radius in pixels
# ----------------------------------------------------------------------
# 3.0 Create constants for clarity.
@ -303,7 +303,7 @@ MODE_RUN = 5
# ----------------------------------------------------------------------
# 4.0 Create a variable to indicate that we want to "fire" the cannon,
# and a callback function to set it.
# and a callback function to set it.
fireCommand = False
def cannonFire():
global fireCommand
@ -324,12 +324,12 @@ buttonFrame.pack(side=BOTTOM)
fireButton = Button(buttonFrame,text="fire",command=cannonFire)
fireButton.pack(side=LEFT)
# 5.3 Add an Initial Speed Scale
# 5.3 Add an Initial Speed Scale.
speedScale = Scale(buttonFrame, from_=5, to=50, label="Initial Speed", orient=HORIZONTAL)
speedScale.pack(side=LEFT)
speedScale.set(50)
# *5.4 Add an Initial Angle Scale
# 5.4 Add an Initial Angle Scale.
angleScale = Scale(buttonFrame, from_=5, to=80, label="Initial Angle", orient=HORIZONTAL)
angleScale.pack(side=LEFT)
angleScale.set(30)
@ -383,7 +383,7 @@ while(True):
cx,cy = (x*SCALE+MARGIN), (HEIGHT-y*SCALE-MARGIN)
canvas.coords(cannonBall,cx-ballRadius,cy-ballRadius,cx+ballRadius,cy+ballRadius)
# 8.4 Get and display current Sim Mode
# 8.4 Get and display current Sim Mode.
simMode = int(field[3])
if simMode == MODE_FREEZE:
canvas.itemconfigure(modeText, fill="blue", text="FREEZE")
@ -407,12 +407,12 @@ while(True):
if fireCommand:
fireCommand = False
fireButton.config(state=DISABLED)
# *** Command the sim to assign the slider values to init_speed, and init_angle.
# 8.6.1 Command the sim to assign the slider values to init_speed, and init_angle.
client_socket.send( "dyn.cannon.init_speed = " + str(speedScale.get()) + " \n")
client_socket.send( "dyn.cannon.init_angle = " + str(angleScale.get()*(math.pi/180.0)) + " \n")
# *** Command the sim to re-run the cannon_init job.
# 8.6.2 Command the sim to re-run the cannon_init job.
client_socket.send( "trick.cannon_init( dyn.cannon )\n")
# *** Command the sim to RUN mode.
# 8.6.3 Command the sim to RUN mode.
client_socket.send( "trick.exec_run()\n")
# 8.7 Update the Tk graphics.