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author | Kartik K. Agaram <vc@akkartik.com> | 2021-04-21 00:17:22 -0700 |
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committer | Kartik K. Agaram <vc@akkartik.com> | 2021-04-21 00:17:22 -0700 |
commit | d604e68c2bf993bd2ef738ce1ee8625bdfa62a86 (patch) | |
tree | dd549598dab968f6eae16226c0622bc15c45c96b /500fake-screen.mu | |
parent | 7b2d39b8d418d29cc05dc0793c976761c302eadb (diff) | |
download | mu-d604e68c2bf993bd2ef738ce1ee8625bdfa62a86.tar.gz |
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Diffstat (limited to '500fake-screen.mu')
-rw-r--r-- | 500fake-screen.mu | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/500fake-screen.mu b/500fake-screen.mu index 01df2d5e..fc907885 100644 --- a/500fake-screen.mu +++ b/500fake-screen.mu @@ -257,6 +257,17 @@ fn clear-screen _screen: (addr screen) { set-cursor-position screen, 0, 0 var pixels-ah/eax: (addr handle array byte) <- get screen, pixels var pixels/eax: (addr array byte) <- lookup *pixels-ah + var i/ecx: int <- copy 0 + var max/edx: int <- length pixels + { + compare i, max + break-if->= + var curr/eax: (addr byte) <- index pixels, i + var zero/ebx: byte <- copy 0 + copy-byte-to *curr, zero + i <- increment + loop + } } fn fake-screen-empty? _screen: (addr screen) -> _/eax: boolean { |