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draw565: Fix line optimization code

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sx is measured in pixels (2-bytes) and len(display.linebuffer) gives
a value in bytes so the divisor isn't right.

Whilst we are here let's make sure we use integer division too.

Fixes: #18
This commit is contained in:
Daniel Thompson 2020-05-17 09:47:15 +01:00
parent 4906d46ff4
commit ac1a799bfa
1 changed files with 2 additions and 2 deletions
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4
wasp/draw565.py
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@ -179,9 +179,9 @@ class Draw565(object):
display.set_window(x, y, sx, sy)
if sx <= (len(display.linebuffer) / 2) and not bool(sy & 1):
if sx <= (len(display.linebuffer) // 4) and not bool(sy & 1):
sx *= 2
sy /= 2
sy //= 2
palette = array.array('H', (0, 0xfffe, 0x7bef, 0xffff))
next_color = 1