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inits.asm
185 lines (173 loc) · 6.17 KB
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inits.asm
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; -------------------------------------------------------
; Zero Page Definitions
; -------------------------------------------------------
;
.ZEROPAGE
ZP1 = $06
tile_ptr = $07
ZP4 = $09
ZP5 = $FA
ZP6 = $FB
ZP7 = $FC
ZP8 = $FD
ZP9 = $FF
ZP10= $E3
ZP11= $EB
ZP12= $EC
ZP13= $ED
ZP14= $EE
ZP2 = $EF
ZP3 = $CE
NodeCurrent = $CF
GRLO = $26
GRHI = $27
; -------------------------------------------------------
; Wave Propagation Definitions
; -------------------------------------------------------
;
.DATA
.align 256
NodeScore: ; holds the distance from NodeGoal value for each node
.res 240 ; -1 = obstable; 0 = walkable; 1+ = score (i.e. node has been visited)
.align 256
NodeX:
.res 240
.align 256
NodeY:
.res 240
;
.align 256
NodeArray: ; node array to be evaluated
.res 240
NodeArrayElementIndex: ; 0-based index of max elements
.res 1
NodeArrayElementCount: ; count of elements in array (starts at 1)
.res 1
;
.align 256
NeighborArray: ; neighbors found array
.res 240
NeighArrayElementIndex: ; 0-based index of max elements in neighbors array
.res 1
NeighArrayElementCount: ; count of elements in array (starts at 1)
.res 1
;
GridWidth: ; used to find top & bottom neighbor
.res 1
GridXMax: ; used to check right & bottom borders
.res 1
GridYMax:
.res 1
GridXMin: ; used to check top &left borders
.res 1
GridYMin:
.res 1
;
NodeGoal: ; destination goal from which the wave propagates
.res 1
NodeStart: ; ode where the player is
.res 1
AlgoDone: ; exit algo flag (0 or 1)
.res 1
reCalcFlag:
.res 1
FLAG_Quit:
.res 1
CursorOldPos:
.res 1
CursorPos:
.res 1
; -------------------------------------------------------
; Path Finding Definitions
; -------------------------------------------------------
;
LowestScoreNode:
.res 1
PathFound:
.res 1
PathIndex:
.res 1
.align 256
Path:
.res 64
; -------------------------------------------------------
; Tile & HGR Definitions
; -------------------------------------------------------
;
dummy:
.res 2 ;dummy address used for self-modyfying code
tileIndex:
.res 1
temp:
.res 1
.RODATA
Empty:
.byte 127,1,1,1,1,1,1,1
.byte 1,1,1,1,1,1,1,127
.byte 127,64,64,64,64,64,64,64
.byte 64,64,64,64,64,64,64,127
Goal:
.byte 127,1,97,49,25,25,25,25
.byte 25,25,25,25,49,97,1,127
.byte 127,64,67,70,76,76,64,64
.byte 64,79,76,76,70,67,64,127
Start:
.byte 127,1,113,121,25,25,25,121
.byte 113,1,1,25,121,113,1,127
.byte 127,64,71,79,76,64,64,71
.byte 79,76,76,76,79,71,64,127
Green:
.byte 127,1,41,41,41,41,41,41
.byte 41,41,41,41,41,41,1,127
.byte 127,64,69,69,69,69,69,69
.byte 69,69,69,69,69,69,64,127
Blocked:
.byte 127,127,127,127,127,127,127,127
.byte 127,127,127,127,127,127,127,127
.byte 127,127,127,127,127,127,127,127
.byte 127,127,127,127,127,127,127,127
Cursor:
.byte 127,1,1,1,1,1,65,65
.byte 1,1,1,1,1,1,1,127
.byte 127,64,64,64,64,64,65,65
.byte 64,64,64,64,64,64,64,127
.align 256
TILES:
.word Empty, Goal, Start, Green, Blocked, Cursor
.align 256
HR1GRID_LO:
.byte $00,$02,$04,$06,$08,$0A,$0C,$0E,$10,$12,$14,$16,$18,$1A,$1C,$1E,$20,$22,$24,$26
.byte $00,$02,$04,$06,$08,$0A,$0C,$0E,$10,$12,$14,$16,$18,$1A,$1C,$1E,$20,$22,$24,$26
.byte $00,$02,$04,$06,$08,$0A,$0C,$0E,$10,$12,$14,$16,$18,$1A,$1C,$1E,$20,$22,$24,$26
.byte $00,$02,$04,$06,$08,$0A,$0C,$0E,$10,$12,$14,$16,$18,$1A,$1C,$1E,$20,$22,$24,$26
.byte $28,$2A,$2C,$2E,$30,$32,$34,$36,$38,$3A,$3C,$3E,$40,$42,$44,$46,$48,$4A,$4C,$4E
.byte $28,$2A,$2C,$2E,$30,$32,$34,$36,$38,$3A,$3C,$3E,$40,$42,$44,$46,$48,$4A,$4C,$4E
.byte $28,$2A,$2C,$2E,$30,$32,$34,$36,$38,$3A,$3C,$3E,$40,$42,$44,$46,$48,$4A,$4C,$4E
.byte $28,$2A,$2C,$2E,$30,$32,$34,$36,$38,$3A,$3C,$3E,$40,$42,$44,$46,$48,$4A,$4C,$4E
.byte $50,$52,$54,$56,$58,$5A,$5C,$5E,$60,$62,$64,$66,$68,$6A,$6C,$6E,$70,$72,$74,$76
.byte $50,$52,$54,$56,$58,$5A,$5C,$5E,$60,$62,$64,$66,$68,$6A,$6C,$6E,$70,$72,$74,$76
.byte $50,$52,$54,$56,$58,$5A,$5C,$5E,$60,$62,$64,$66,$68,$6A,$6C,$6E,$70,$72,$74,$76
.byte $50,$52,$54,$56,$58,$5A,$5C,$5E,$60,$62,$64,$66,$68,$6A,$6C,$6E,$70,$72,$74,$76
.align 256
HR1GRID_HI:
.byte $20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20
.byte $21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21
.byte $22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22
.byte $23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23
.byte $20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20
.byte $21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21
.byte $22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22
.byte $23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23
.byte $20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20,$20
.byte $21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21,$21
.byte $22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22,$22
.byte $23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23,$23
HGRCOLS:
.BYTE $00,$00 ;COLOR 0 = BLACK1, EVEN COLUMN THEN ODD COLUMN
.BYTE $55,$2A ;COLOR 1 = VIOLET
.BYTE $2A,$55 ;COLOR 2 = GREEN
.BYTE $7F,$7F ;COLOR 3 = WHITE 1
.BYTE $80,$80 ;COLOR 4 = BLACK2
.BYTE $D5,$AA ;COLOR 5 = BLUE
.BYTE $AA,$D5 ;COLOR 6 = ORANGE
.BYTE $FF,$FF ;COLOR 7 = WHITE2