... - because it is just another function for 'lazy' people. Usual way ...

... the libraries for the "sp1_MoveSprPix()" function and attach just that subroutine ... that "sp1_MoveSprPix()" calls the asm function "SP1MoveSprPix" which calls another asm ... zx spectrun standard library. Any function declared "__LIB__" will cause z80asm ...

... to be.

The function "sp1_UpdateNow()" contains special cases for ... registers for the sprite draw function. The data portions of the ...

... *draw; // +18 & draw function for this sprite char, depends ... attr_mask and attr), a draw function (draw, set depending on ... a whole), the draw function stored in the "struct ... sprite character. The draw function draws the graphics in ...

... the individual sprite's draw function.

Because ... into the sprite draw function table for the corresponding ... name what the associated draw function will do. For example, ... that contained the corresponding draw function. This table must end with ...

... the memory allocation function "u_malloc" and the free function "u_free" as shown ...

... if you want the initialization function to write display file addresses ... () is "sp1_SprId2Type(SP1_ID_MASK2_LB) | SP1_TYPE_2BYTE". The function sp1_SprId2Type() uses the id/type ... (the index into the draw function table). The SP1_TYPE_2BYTE indicates that ...

... />
Yes :)

My function of evil hasn't been ...

... (right border type). The draw function for RB type sprites know ...

... program is the sprite draw function table:

[code]
function table) 0-2 which are ... can choose a different draw function for the left and right ... out and the sprite draw function table is expanded to accommodate ...

... when we visit the sp1_IterateSprChar() function in program 3A.
... type -- the MASK draw function will mingle the sprite ... addition of a hook function for sp1_IterateSprChar() and a ... -created sprite and the hook function "colourSpr()".

...

... colour. The "colourSpr()" function we added accepts both the ... *draw; // +18 & draw function for this sprite char, depends ... means of the sp1_ChangeSprType() function, since changing the sprite ... sprite type (and draw function) is a sprite character ...

... variables and stack them before function calls.

The commercial ... parameters are needed in a function call does it revert to ... stack. I suppose if the function has any kind of length ... all the way through the function -- then it might push the ...

... things like loop invariants, hoisting, function inlining and the like. They ... variables and stack them before function calls.[/quote]

Yes ...

... keyword, though its (rather useless) function cannot easily be replicated with ...

... .asm[/B]
rewrote bugged function from scratch
[*][B]{z88dk ...

... used the SP1_ID_MASK2_LB draw function for the first column ... and the SP1_ID_MASK2_RB draw function for the last column. ...
SP1 provides a function, sp1_PreShiftSpr(), that will create shifted ... is SP1Mask2NRData. This draw function doesn't shift graphics ...

... of the rectangle; the hook function used is sp1_RemoveUpdateStruct() so ... with a struct_sp1_update. The sp1_GetUpdateStruct() function will return that struct_sp1_update for ... calling the user-supplied hook function with the struct_sp1_update corresponding to ...

... pack it all into one function with conditionally assembled code.

POINT! I don't think I ever used POINT
It just seemed like ATTRs less exciting friend.

How many keywords had more than one function like SCREEN$?

... have a look at this function and its helper:
...
[code]
// Function swaps the dfile addresses in ... At the end of the function, we advance the column coordinate ... rectangle passed into the swap_helper() function.

Give the ...

... " L:146 Warning:#36:In function: main() line 46
sccz80 ...

... " L:146 Warning:#36:In function: main() line 46
sccz80 ...

The SCREEN$ function does work with INVERSE though which is a nice surprise.

10 PRINT "A"
20 PRINT INVERSE 1; "A"
30 PRINT SCREEN$ (0,0)
40 PRINT SCREEN$ (1,0)

produces 4 letter "A"s. :-)

[QUOTE=Geoff]The SCREEN$ function does work with INVERSE though ...

... the disassembly of the SCREEN$ function it is handled surprisingly well ...

... collision detection and the sp1_PrintString() function (not in SP1 yet!) for ...

... -byte)". In the create sprite function, use "mysprite" for the first ...

... - d4f6 SP1.LIB sprite draw function table (indexed by type) address ... into IM2.LIB's im2_Init() function to do all the im2 ...