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playground
tutorial1-tetris
- Tutorial 1: TETRIS
- Step 3.2.2: Testing if a piece overlaps
- Step 3.2.3: Drawing or erasing a piece
- Step 3.2.4: Locking a piece
- Step 3.2.5: Clearing a row
- Step 3.3.1: The update loop
- Step 3.3.2: Checking how far we've got
- Step 3.3.3: The game loop
- Step 3.3.4: The program loop
- Step 1: Setting up the development environment
- Step 2.1: Designing the screen
- Step 2.2: Designing the shapes
- Step 2.3: Designing the playfield
- Step 2.4: Planning the program flow
- Step 2: Planning the Game
- Step 3.1: Defining variables
- Step 3.2.1: Finding a shape
- Step 3.2: Writing routines
- Step 3.3: Coding the loops
- Step 3: Coding!
v3
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ABS()
ALIASFN
Arrays
ASM
@ (address of)
ATN()
CALL
CAST()
CHARAT
XC=BASIC command reference
Compiler options
CONST
COS()
CURPOS
DATA
DEC
DEEK()
DIM
DISABLEIRQ
DOKE
ENABLEIRQ
END
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Expression evaluation
Tutorial: Extension writing
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FERR()
FOR ... NEXT
FUN ... ENDFUN
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Game and demo gallery
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IF ... THEN ... ELSE
INC
INCBIN
INCLUDE
INKEY()
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JOY_1_DOWN()
JOY_1_FIRE()
JOY_1_LEFT()
JOY_1_RIGHT()
JOY_1_UP()
JOY_2_DOWN()
JOY_2_FIRE()
JOY_2_LEFT()
JOY_2_RIGHT()
JOY_2_UP()
LET
LOAD
LSHIFT()
MEMCPY
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ON
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RI_OFF
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RSHIFT()
SAVE
SFX_INIT
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SGN()
sidebar
SIN()
SPR_BEHINDBG
SPR_CLEARDBLHEIGHT
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SPR_DATA_COLLISION()
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SPR_ENABLE
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SPR_SETDBLWIDTH
SPR_SETHIRES
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SPR_SETPOSY
SPR_SETSHAPE
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SQR()
Welcome to the XC=BASIC Wiki
STRCMP()
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STRNCPY
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SYS
TAN()
TEXTAT
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USR()
VAL()
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WAIT
WATCH
WHILE ... ENDWHILE

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