88 lines
2.0 KiB
Plaintext
88 lines
2.0 KiB
Plaintext
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( drag )
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:dev/r fff8 ( std read port )
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:dev/w fff9 ( std write port )
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&Point { x 1 y 1 }
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&Point2d { x 2 y 2 }
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&Picture2d { x 2 y 2 width 1 height 1 color 1 addr 2 }
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;pict Picture2d ;pictpt Point
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|0100 @RESET
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#05 =dev/r ( set dev/read mouse )
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#02 =dev/w ( set dev/write to sprite )
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#0030 #0042 #04 #04 #01 ,graphic ,draw-picture JSR
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#0040 #0052 #04 #04 #02 ,graphic ,draw-picture JSR
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#0050 #0062 #04 #04 #03 ,graphic ,draw-picture JSR
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#0058 #0042 #04 #04 #05 ,graphic ,draw-picture JSR
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#0068 #0052 #04 #04 #06 ,graphic ,draw-picture JSR
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#0078 #0062 #04 #04 #07 ,graphic ,draw-picture JSR
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#0080 #0042 #04 #04 #0a ,graphic ,draw-picture JSR
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#0090 #0052 #04 #04 #0c ,graphic ,draw-picture JSR
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#00a0 #0062 #04 #04 #0e ,graphic ,draw-picture JSR
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BRK
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@draw-picture ( x y width height addr -> picture )
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=pict.addr =pict.color =pict.height =pict.width =pict.y =pict.x
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#00 =pictpt.y
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@draw-picture-row
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#00 =pictpt.x
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@draw-picture-col
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( draw )
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~pict.color
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~pict.addr
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#0008 #00 ~pictpt.x MUL2 ADD2 ( x )
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#0008 #00 ~pictpt.y ~pict.width MUL MUL2 ADD2 ( y * width )
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~pict.x #0008 #00 ~pictpt.x MUL2 ADD2
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~pict.y #0008 #00 ~pictpt.y MUL2 ADD2
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,draw-sprite JSR
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( draw - end )
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( incr x ) ~pictpt.x #01 ADD =pictpt.x
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~pictpt.x ~pict.width LTH ,draw-picture-col ROT JMP? POP2
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( incr y ) ~pictpt.y #01 ADD =pictpt.y
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~pictpt.y ~pict.height LTH ,draw-picture-row ROT JMP? POP2
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RTS
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@draw-sprite
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IOW2 ( y byte )
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IOW2 ( x byte )
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IOW2 ( sprite address )
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IOW ( layer-color )
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RTS
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@clear_icn [ 0000 0000 0000 0000 ]
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@cursor_icn [ 80c0 e0f0 f8e0 1000 ]
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@graphic [
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ff80 8080 8080 8088
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ffff fffc f8f9 f1f4
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ffff 0010 c721 2120
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ffff 3f0f 0717 c343
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8888 8080 8080 8080
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f0f1 f2f5 f2f1 f0f4
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1208 804c 9212 4c00
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7303 0343 1b1b fbfb
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8080 8f83 8383 8393
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f0f3 f1f0 e4c0 80ff
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00c7 c7c6 4606 00ff
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c3d3 c307 870f 3fff
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8f83 8383 8383 83ff
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fff7 fdff c0e2 f1ff
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7fef bfff 07af 5fff
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ffff ffff ffff ffff
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]
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|c000 @FRAME BRK
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|d000 @ERROR BRK
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|FFF0 [ f0ac f0bb f053 ] ( palette )
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|FFFA .RESET .FRAME .ERROR ( vectors )
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