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Fix #52 Distinguish stride from width for SSD1680

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Apply fix from 8022b34 to Adafruit_SSD1680, allowing rotations of 1 and
2 to be used even when width is not a multiple of 8.
This commit is contained in:
Curran D. Muhlberger 2021-06-12 09:48:13 -04:00
parent d44ecf522c
commit f0ffe0cb12
1 changed files with 14 additions and 5 deletions
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19
adafruit_epd/ssd1680.py
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@ -78,10 +78,11 @@ class Adafruit_SSD1680(Adafruit_EPD):
width, height, spi, cs_pin, dc_pin, sramcs_pin, rst_pin, busy_pin
)
if width % 8 != 0:
width += 8 - width % 8
stride = width
if stride % 8 != 0:
stride += 8 - stride % 8
self._buffer1_size = int(width * height / 8)
self._buffer1_size = int(stride * height / 8)
self._buffer2_size = self._buffer1_size
if sramcs_pin:
@ -92,10 +93,18 @@ class Adafruit_SSD1680(Adafruit_EPD):
self._buffer2 = bytearray(self._buffer2_size)
self._framebuf1 = adafruit_framebuf.FrameBuffer(
self._buffer1, width, height, buf_format=adafruit_framebuf.MHMSB
self._buffer1,
width,
height,
stride=stride,
buf_format=adafruit_framebuf.MHMSB,
)
self._framebuf2 = adafruit_framebuf.FrameBuffer(
self._buffer2, width, height, buf_format=adafruit_framebuf.MHMSB
self._buffer2,
width,
height,
stride=stride,
buf_format=adafruit_framebuf.MHMSB,
)
self.set_black_buffer(0, True)
self.set_color_buffer(1, False)