From 40581521150270a57ea69359af41f018b40606d4 Mon Sep 17 00:00:00 2001 From: michaelangel007 Date: Sun, 31 Mar 2019 13:51:43 -0700 Subject: [PATCH] Fix pic links --- README.md | 63 ++++++++++++++++++++++++++++--------------------------- 1 file changed, 32 insertions(+), 31 deletions(-) diff --git a/README.md b/README.md index d1d0cf7..49e8c01 100644 --- a/README.md +++ b/README.md @@ -1,30 +1,31 @@ # PrintShop / MiniPix Viewer -![pics/scorpio.png] +* ![Wizard](pics/wizard.png?raw=true) -![pics/wizard.png] +* ![Scorpio](pics/scorpio.png?raw=true) Utility to decode a PrintShop / MiniPix 88x52 monochrome imag written in 6502 assembly language for the Apple \]\[. By default MiniPix are loaded at $5800. File size is 572 ($23C). -From UseNet this question was asked: PrintShop graphics to DHR? +From UseNet this question was asked: _PrintShop graphics to DHR?_ I really like this "puzzle" as there are 6 variations: -a) MiniPixToSrcBufHGR (Over-writes source minipix) -b) MiniPixToDstBufHGR (Unpacks to different buffer) -c) MiniPixToScreenHGR +* a) MiniPixToSrcBufHGR (Over-writes source minipix) +* b) MiniPixToDstBufHGR (Unpacks to different buffer) +* c) MiniPixToScreenHGR -d) MiniPixToSrcBufDHGR (Over-writes source minipix) -e) MiniPixToDstBufDHGR (Unpacks to different buffer) -f) MiniPixToScreenDHGR +* d) MiniPixToSrcBufDHGR (Over-writes source minipix) +* e) MiniPixToDstBufDHGR (Unpacks to different buffer) +* f) MiniPixToScreenDHGR I was bored this weekend so I whipped up an implementation for: - (c) MiniPixToScreenHGR: -Pros -==== +* (c) MiniPixToScreenHGR: + +# Pros + + Unpacks directly to the HGR screen + Doesn't need any secondary buffers + Source MiniPix image is left untouched @@ -36,34 +37,34 @@ Pros + Technically, the HGR screen does NOT need to be initialized, however it DOES call HGR @ $F3E2 though to in order to initialize a few zero page variables. -Meh -=== +# Meh + o Uses a 7 byte look-up table for pixel doubling -Cons -==== +# Cons + - Uses a crap ton of zero page variables -- 16 in total: $1C, $26, $27, $30, $E4 .. $E6, $F7 .. $FF - Requires Applesoft ROM to be banked in as it uses 2 ROM entry points: HGR, HPOSN. - Code size is 152 bytes. (Demo is 166 bytes.) +``` + 6000:20 e2 f3 8d 52 c0 a2 58 a0 00 86 f8 84 f7 a9 12 + 6010:85 fc a0 00 84 e4 84 ff a2 34 a5 fc 20 17 f4 a8 + 6020:85 fb 85 fd 18 a5 e5 65 26 85 26 a2 01 86 fe a9 + 6030:01 85 fa b1 f7 85 f9 06 f9 a5 fd b0 05 1d 9f 60 + 6040:85 fd e8 e0 04 f0 04 e0 07 d0 13 84 fb 20 8a 60 + 6050:85 fd a4 fb e6 26 e0 07 d0 04 a2 00 86 fe 06 fa + 6060:90 d5 c8 84 fb c0 0b 90 c6 a5 fd 20 8a 60 e6 fc + 6070:e6 ff a6 ff e0 03 d0 a0 18 a9 0b 65 f7 85 f7 90 + 6080:02 e6 f8 a5 fc c9 ae d0 8d 60 48 29 7f a0 00 91 + 6090:26 68 2a a9 00 2a f0 06 e0 04 d0 02 a9 03 60 06 + 60a0:18 60 80 0c 30 c0 -6000:20 e2 f3 8d 52 c0 a2 58 a0 00 86 f8 84 f7 a9 12 -6010:85 fc a0 00 84 e4 84 ff a2 34 a5 fc 20 17 f4 a8 -6020:85 fb 85 fd 18 a5 e5 65 26 85 26 a2 01 86 fe a9 -6030:01 85 fa b1 f7 85 f9 06 f9 a5 fd b0 05 1d 9f 60 -6040:85 fd e8 e0 04 f0 04 e0 07 d0 13 84 fb 20 8a 60 -6050:85 fd a4 fb e6 26 e0 07 d0 04 a2 00 86 fe 06 fa -6060:90 d5 c8 84 fb c0 0b 90 c6 a5 fd 20 8a 60 e6 fc -6070:e6 ff a6 ff e0 03 d0 a0 18 a9 0b 65 f7 85 f7 90 -6080:02 e6 f8 a5 fc c9 ae d0 8d 60 48 29 7f a0 00 91 -6090:26 68 2a a9 00 2a f0 06 e0 04 d0 02 a9 03 60 06 -60a0:18 60 80 0c 30 c0 - -BSAVE MINIPIXVIEWER,A$6000,L$A6 + BSAVE MINIPIXVIEWER,A$6000,L$A6 +``` It expects a PrintShop MiniPix (572 bytes) to be loaded at $5800. -Demo disk and (Merlin32) assembly source included at: -https://github.com/Michaelangel007/apple2_printshop_viewer +Demo disk and (Merlin32) assembly source included.