rick/LEDMatrix
1
0
Fork 0
mirror of https://github.com/ChuckBuilds/LEDMatrix.git synced 2026-04-11 21:33:00 +00:00
Code Issues Packages Projects Releases Wiki Activity

baseline shift

Browse Source
This commit is contained in:
Chuck
2025-07-23 13:13:40 -05:00
parent 85613aac00
commit 6c5f2c5c64
1 changed files with 4 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
src/of_the_day_manager.py
View File

@@ -175,10 +175,10 @@ class OfTheDayManager:
for char in text: for char in text:
face.load_char(char) face.load_char(char)
bitmap = face.glyph.bitmap bitmap = face.glyph.bitmap
# For LED matrix displays, we need pixel-perfect baseline rendering # For bottom baseline alignment, we need to position glyphs so their bottoms align
# Use the glyph's bitmap_top to position relative to the baseline # bitmap_top gives us the distance from baseline to top of bitmap
# This ensures all characters align properly regardless of their height # For bottom alignment, we want the bottom of each glyph at the same y position
glyph_y = y + face.glyph.bitmap_top - bitmap.rows glyph_y = y - bitmap.rows
for i in range(bitmap.rows): for i in range(bitmap.rows):
for j in range(bitmap.width): for j in range(bitmap.width):
byte_index = i * bitmap.pitch + (j // 8) byte_index = i * bitmap.pitch + (j // 8)