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refactoring with macros

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4am 2019-10-22 20:54:51 -04:00
parent 68fd1c6dda
commit 3f89a241e6
1 changed files with 18 additions and 64 deletions
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82
src/fx/fx.hgr.precomputed.1bit.a
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@ -22,6 +22,16 @@ hgr1hi = $BE40 ; $C0 bytes
!source "src/fx/macros.a"
!macro COPY_BIT .src1, .dest1, .sourcemasks, .copymasks {
lda (.dest1),y
and .sourcemasks,x
sta $00
lda (.src1),y
and .copymasks,x
ora $00
sta (.dest1),y
}
!macro FX_PRECOMPUTED_1BIT .coords {
; build lookup tables for base address of HGR rows
+BUILD_HGR_LOOKUP_TABLES hgrlo, hgr1hi
@ -150,83 +160,27 @@ InputLoop
; main 1x2 block in top-left quadrant
lda (dest1),y
and sourcemasks,x
sta $00
lda (src1),y
; lda #$FF
and copymasks,x
ora $00
sta (dest1),y
lda (dest2),y
and sourcemasks,x
sta $00
lda (src2),y
; lda #$FF
and copymasks,x
ora $00
sta (dest2),y
+COPY_BIT src1, dest1, sourcemasks, copymasks
+COPY_BIT src2, dest2, sourcemasks, copymasks
; corresponding 1x2 block in top-right quadrant (same row, opposite column)
lda mirror_cols,y
tay
lda (dest1),y
and mirror_sourcemasks,x
sta $00
lda (src1),y
; lda #$FF
and mirror_copymasks,x
ora $00
sta (dest1),y
lda (dest2),y
and mirror_sourcemasks,x
sta $00
lda (src2),y
; lda #$FF
and mirror_copymasks,x
ora $00
sta (dest2),y
+COPY_BIT src1, dest1, mirror_sourcemasks, mirror_copymasks
+COPY_BIT src2, dest2, mirror_sourcemasks, mirror_copymasks
; corresponding 1x2 block in bottom-right quadrant (opposite row, opposite column)
lda (dest3),y
and mirror_sourcemasks,x
sta $00
lda (src3),y
; lda #$FF
and mirror_copymasks,x
ora $00
sta (dest3),y
lda (dest4),y
and mirror_sourcemasks,x
sta $00
lda (src4),y
; lda #$FF
and mirror_copymasks,x
ora $00
sta (dest4),y
+COPY_BIT src3, dest3, mirror_sourcemasks, mirror_copymasks
+COPY_BIT src4, dest4, mirror_sourcemasks, mirror_copymasks
; corresponding 1x2 block in bottom-left quadrant (opposite row, original column)
lda mirror_cols,y
tay
lda (dest3),y
and sourcemasks,x
sta $00
lda (src3),y
; lda #$FF
and copymasks,x
ora $00
sta (dest3),y
lda (dest4),y
and sourcemasks,x
sta $00
lda (src4),y
; lda #$FF
and copymasks,x
ora $00
sta (dest4),y
+COPY_BIT src3, dest3, sourcemasks, copymasks
+COPY_BIT src4, dest4, sourcemasks, copymasks
bit $c000
bmi Exit2