2020-11-20 23:17:06 +00:00
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;license:MIT
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;(c) 2019-2020 by 4am
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;
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!cpu 6502
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!to "build/FX/DHGR.SOFT.DIAG",plain
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*=$6000
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2020-11-21 06:52:04 +00:00
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src = $C9
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dst = $CB
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y = $CD
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col = $CE
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counter = $CF
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zphgrrowlo = $D0
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zphgrrowhi = $E8
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2020-11-20 23:17:06 +00:00
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2020-11-21 06:52:04 +00:00
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!macro INC_HGR_HI_BY .blocks {
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lda dst+1
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adc #(.blocks*4)
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sta dst+1
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eor #$60
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sta src+1
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}
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!macro INC_HGR_HI {
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+INC_HGR_HI_BY 1
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}
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!macro RESET_HGR_HI {
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2020-11-21 05:35:20 +00:00
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lda zphgrrowhi, x
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2020-11-21 06:52:04 +00:00
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sta dst+1
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2020-11-20 23:17:06 +00:00
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eor #$60
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2020-11-21 06:52:04 +00:00
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sta src+1
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}
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; note: .copymask is an immediate value, not an indexed array or a memory address
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!macro COPY_WITH_MASK_IMM .copymask {
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lda (src), y
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eor (dst), y ; merge source and destination bits
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and #.copymask ; isolate the bits to replace, zero the rest
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eor (dst), y ; unmerge source and destination bits, leaves 'to keep' destination bits intact
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sta (dst), y ; write the result
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}
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!macro COPY_WITH_MASK_IMM_AND_INC .copymask {
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+COPY_WITH_MASK_IMM .copymask
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+INC_HGR_HI
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}
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!macro COPY_BYTE {
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lda (src), y
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sta (dst), y
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2020-11-20 23:17:06 +00:00
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}
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2020-11-21 06:52:04 +00:00
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!macro COPY_BYTE_AND_INC {
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+COPY_BYTE
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+INC_HGR_HI
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2020-11-21 04:33:59 +00:00
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}
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2020-11-20 23:17:06 +00:00
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!source "src/fx/macros.a"
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!source "src/fx/fx.dhgr.common.a"
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2020-11-21 05:35:20 +00:00
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+COPY_SELF_TO_AUXMEM
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2020-11-21 06:52:04 +00:00
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ldx #$30
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2020-11-21 05:35:20 +00:00
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- lda hgrrowlo-1, x
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sta zphgrrowlo-1, x
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2020-11-20 23:17:06 +00:00
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dex
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bne -
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lda #(40+24+7-1) ; columns + rows + blocks per row - 1
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sta counter
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lda #39
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sta col
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ColLoop
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2020-11-21 05:35:20 +00:00
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ldx #23
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2020-11-20 23:17:06 +00:00
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ldy col
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sty y
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RowLoop
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2020-11-21 05:35:20 +00:00
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lda zphgrrowlo, x
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2020-11-21 06:52:04 +00:00
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sta src
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sta dst
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+RESET_HGR_HI
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2020-11-20 23:17:06 +00:00
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2020-11-21 18:44:59 +00:00
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ldy y
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2020-11-21 05:35:20 +00:00
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+BRANCH_IF_Y_IS_OFFSCREEN @block2
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2020-11-21 06:52:04 +00:00
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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+INC_HGR_HI_BY 3
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+COPY_WITH_MASK_IMM_AND_INC %10000001
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+COPY_WITH_MASK_IMM_AND_INC %10000001
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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; +COPY_WITH_MASK_IMM %00000000
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+RESET_HGR_HI
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2020-11-20 23:17:06 +00:00
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@block2
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iny
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2020-11-21 05:35:20 +00:00
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+BRANCH_IF_Y_IS_OFFSCREEN @block3
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2020-11-21 06:52:04 +00:00
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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+INC_HGR_HI_BY 2
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+COPY_WITH_MASK_IMM_AND_INC %10000110
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+COPY_WITH_MASK_IMM_AND_INC %10000001
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+COPY_WITH_MASK_IMM_AND_INC %10000001
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+COPY_WITH_MASK_IMM_AND_INC %10010110
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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; +COPY_WITH_MASK_IMM %00000000
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+RESET_HGR_HI
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2020-11-20 23:17:06 +00:00
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@block3
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iny
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2020-11-21 05:35:20 +00:00
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+BRANCH_IF_Y_IS_OFFSCREEN @block4
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2020-11-21 06:52:04 +00:00
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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+INC_HGR_HI_BY 2
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+COPY_WITH_MASK_IMM_AND_INC %10000111
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+COPY_WITH_MASK_IMM_AND_INC %10000111
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+COPY_WITH_MASK_IMM_AND_INC %10000111
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+COPY_WITH_MASK_IMM_AND_INC %10000111
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; +COPY_WITH_MASK_IMM_AND_INC %10000000
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; +COPY_WITH_MASK_IMM %10000000
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+RESET_HGR_HI
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2020-11-20 23:17:06 +00:00
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@block4
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iny
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2020-11-21 18:28:54 +00:00
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+LONG_BRANCH_IF_Y_IS_OFFSCREEN @block5
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2020-11-21 06:52:04 +00:00
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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+INC_HGR_HI
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+COPY_WITH_MASK_IMM_AND_INC %10011001
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+COPY_WITH_MASK_IMM_AND_INC %10000001
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+COPY_WITH_MASK_IMM_AND_INC %10011111
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+COPY_WITH_MASK_IMM_AND_INC %10000111
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+COPY_WITH_MASK_IMM_AND_INC %10000111
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+COPY_WITH_MASK_IMM_AND_INC %10011001
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; +COPY_WITH_MASK_IMM %00000000
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+RESET_HGR_HI
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2020-11-20 23:17:06 +00:00
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@block5
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iny
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2020-11-21 18:28:54 +00:00
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+LONG_BRANCH_IF_Y_IS_OFFSCREEN @block6
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2020-11-21 06:52:04 +00:00
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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+INC_HGR_HI
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+COPY_WITH_MASK_IMM_AND_INC %10011111
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+COPY_WITH_MASK_IMM_AND_INC %10011111
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+COPY_WITH_MASK_IMM_AND_INC %10011111
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+COPY_WITH_MASK_IMM_AND_INC %10011111
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+COPY_WITH_MASK_IMM_AND_INC %10011111
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+COPY_WITH_MASK_IMM_AND_INC %10011111
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; +COPY_WITH_MASK_IMM %00000000
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+RESET_HGR_HI
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2020-11-20 23:17:06 +00:00
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@block6
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iny
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2020-11-21 18:28:54 +00:00
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+LONG_BRANCH_IF_Y_IS_OFFSCREEN @block7
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2020-11-21 06:52:04 +00:00
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+COPY_WITH_MASK_IMM_AND_INC %11100110
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+COPY_WITH_MASK_IMM_AND_INC %10011111
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+COPY_WITH_MASK_IMM_AND_INC %11111111
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+COPY_WITH_MASK_IMM_AND_INC %10011111
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+COPY_WITH_MASK_IMM_AND_INC %11111111
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+COPY_WITH_MASK_IMM_AND_INC %10011111
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+COPY_WITH_MASK_IMM_AND_INC %10011111
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+COPY_WITH_MASK_IMM %11100110
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+RESET_HGR_HI
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2020-11-20 23:17:06 +00:00
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@block7
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iny
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2020-11-21 06:52:04 +00:00
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+BRANCH_IF_Y_IS_OFFSCREEN @switchtoaux
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+COPY_BYTE_AND_INC
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+COPY_BYTE_AND_INC
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+COPY_BYTE_AND_INC
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+COPY_BYTE_AND_INC
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+COPY_BYTE_AND_INC
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+COPY_BYTE_AND_INC
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+COPY_BYTE_AND_INC
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+COPY_BYTE
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+RESET_HGR_HI
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@switchtoaux
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2020-11-20 23:17:06 +00:00
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sta $C003
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sta $C005
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2020-11-21 04:59:45 +00:00
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ldy y
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2020-11-21 05:35:20 +00:00
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+BRANCH_IF_Y_IS_OFFSCREEN @block2_aux
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2020-11-21 06:52:04 +00:00
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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+INC_HGR_HI_BY 3
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+COPY_WITH_MASK_IMM_AND_INC %11000000
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+COPY_WITH_MASK_IMM_AND_INC %11000000
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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; +COPY_WITH_MASK_IMM %00000000
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+RESET_HGR_HI
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2020-11-21 04:59:45 +00:00
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@block2_aux
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iny
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2020-11-21 05:35:20 +00:00
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+BRANCH_IF_Y_IS_OFFSCREEN @block3_aux
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2020-11-21 06:52:04 +00:00
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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+INC_HGR_HI_BY 2
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+COPY_WITH_MASK_IMM_AND_INC %10110000
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+COPY_WITH_MASK_IMM_AND_INC %11000000
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+COPY_WITH_MASK_IMM_AND_INC %11000000
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+COPY_WITH_MASK_IMM_AND_INC %10110000
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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; +COPY_WITH_MASK_IMM %00000000
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+RESET_HGR_HI
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2020-11-21 04:59:45 +00:00
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@block3_aux
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iny
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2020-11-21 05:35:20 +00:00
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+BRANCH_IF_Y_IS_OFFSCREEN @block4_aux
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2020-11-21 06:52:04 +00:00
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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+INC_HGR_HI_BY 2
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+COPY_WITH_MASK_IMM_AND_INC %11110000
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+COPY_WITH_MASK_IMM_AND_INC %11110000
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+COPY_WITH_MASK_IMM_AND_INC %11110000
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+COPY_WITH_MASK_IMM_AND_INC %11110000
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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; +COPY_WITH_MASK_IMM %00000000
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+RESET_HGR_HI
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2020-11-21 04:59:45 +00:00
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@block4_aux
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iny
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2020-11-21 18:28:54 +00:00
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+LONG_BRANCH_IF_Y_IS_OFFSCREEN @block5_aux
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2020-11-21 06:52:04 +00:00
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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+INC_HGR_HI
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+COPY_WITH_MASK_IMM_AND_INC %11001100
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+COPY_WITH_MASK_IMM_AND_INC %11110000
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+COPY_WITH_MASK_IMM_AND_INC %11111100
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+COPY_WITH_MASK_IMM_AND_INC %11110000
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+COPY_WITH_MASK_IMM_AND_INC %11110000
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+COPY_WITH_MASK_IMM_AND_INC %11001100
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; +COPY_WITH_MASK_IMM %00000000
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+RESET_HGR_HI
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2020-11-21 04:59:45 +00:00
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@block5_aux
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iny
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2020-11-21 18:28:54 +00:00
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+LONG_BRANCH_IF_Y_IS_OFFSCREEN @block6_aux
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2020-11-21 06:52:04 +00:00
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; +COPY_WITH_MASK_IMM_AND_INC %00000000
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+INC_HGR_HI
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+COPY_WITH_MASK_IMM_AND_INC %11111100
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+COPY_WITH_MASK_IMM_AND_INC %11111100
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+COPY_WITH_MASK_IMM_AND_INC %11111100
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+COPY_WITH_MASK_IMM_AND_INC %11111100
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+COPY_WITH_MASK_IMM_AND_INC %11111100
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+COPY_WITH_MASK_IMM_AND_INC %11111100
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; +COPY_WITH_MASK_IMM %00000000
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+RESET_HGR_HI
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2020-11-21 04:59:45 +00:00
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@block6_aux
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iny
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2020-11-21 18:28:54 +00:00
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+LONG_BRANCH_IF_Y_IS_OFFSCREEN @block7_aux
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2020-11-21 06:52:04 +00:00
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+COPY_WITH_MASK_IMM_AND_INC %10110011
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+COPY_WITH_MASK_IMM_AND_INC %11111100
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+COPY_WITH_MASK_IMM_AND_INC %11111111
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+COPY_WITH_MASK_IMM_AND_INC %11111100
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+COPY_WITH_MASK_IMM_AND_INC %11111111
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+COPY_WITH_MASK_IMM_AND_INC %11111100
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+COPY_WITH_MASK_IMM_AND_INC %11111100
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+COPY_WITH_MASK_IMM %10110011
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+RESET_HGR_HI
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2020-11-21 04:59:45 +00:00
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@block7_aux
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iny
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2020-11-21 06:52:04 +00:00
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+BRANCH_IF_Y_IS_OFFSCREEN @switchtomain
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+COPY_BYTE_AND_INC
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+COPY_BYTE_AND_INC
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+COPY_BYTE_AND_INC
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+COPY_BYTE_AND_INC
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+COPY_BYTE_AND_INC
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+COPY_BYTE_AND_INC
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+COPY_BYTE_AND_INC
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+COPY_BYTE
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@switchtomain
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2020-11-20 23:17:06 +00:00
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sta $C002
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sta $C004
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2020-11-21 18:44:59 +00:00
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inc y
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2020-11-21 05:35:20 +00:00
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dex
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2020-11-20 23:17:06 +00:00
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+LBPL RowLoop
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lda $c000
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bmi @exit
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dec col
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dec counter
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+LBNE ColLoop
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@exit rts
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2020-11-21 05:35:20 +00:00
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hgrrowlo
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!byte $00,$80,$00,$80,$00,$80,$00,$80
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!byte $28,$A8,$28,$A8,$28,$A8,$28,$A8
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!byte $50,$D0,$50,$D0,$50,$D0,$50,$D0
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hgrrowhi
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!byte $20,$20,$21,$21,$22,$22,$23,$23
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!byte $20,$20,$21,$21,$22,$22,$23,$23
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!byte $20,$20,$21,$21,$22,$22,$23,$23
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