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Luminance fix

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luminance fix error
This commit is contained in:
Chuck
2025-04-08 18:34:58 -05:00
parent 96e81af0bf
commit 6d81241fd9
2 changed files with 13 additions and 14 deletions
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16
src/clock.py
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@@ -23,11 +23,11 @@ class Clock:
self.timezone = self._get_timezone() self.timezone = self._get_timezone()
self.last_time = None self.last_time = None
self.last_date = None self.last_date = None
# Colors for different elements - using maximum brightness colors # Colors for different elements - using super bright colors
self.COLORS = { self.COLORS = {
'time': (255, 255, 255), # Pure white for time 'time': (255, 255, 255), # Pure white for time
'ampm': (255, 255, 0), # Bright yellow for AM/PM 'ampm': (255, 255, 128), # Bright warm yellow for AM/PM
'date': (255, 160, 0) # Orange for date 'date': (255, 128, 64) # Bright orange for date
} }
def _get_timezone(self) -> pytz.timezone: def _get_timezone(self) -> pytz.timezone:
@@ -111,18 +111,18 @@ class Clock:
# Draw time (large, centered, near top) # Draw time (large, centered, near top)
self.display_manager.draw_text( self.display_manager.draw_text(
time_str, time_str,
y=1, # Move to top y=3, # Move down slightly from top
color=self.COLORS['time'], color=self.COLORS['time'],
small_font=False small_font=False
) )
# Draw AM/PM (small, next to time) # Draw AM/PM (small, next to time)
time_width = self.display_manager.font.getlength(time_str) time_width = self.display_manager.font.getlength(time_str)
ampm_x = (display_width + time_width) // 2 + 1 ampm_x = (display_width + time_width) // 2 + 2
self.display_manager.draw_text( self.display_manager.draw_text(
ampm, ampm,
x=ampm_x, x=ampm_x,
y=3, # Align with time y=5, # Align with time
color=self.COLORS['ampm'], color=self.COLORS['ampm'],
small_font=True small_font=True
) )
@@ -130,7 +130,7 @@ class Clock:
# Draw date (small, centered below time) # Draw date (small, centered below time)
self.display_manager.draw_text( self.display_manager.draw_text(
date_str, date_str,
y=display_height - 7, # Move up slightly y=display_height - 9, # Move up more from bottom
color=self.COLORS['date'], color=self.COLORS['date'],
small_font=True small_font=True
) )

11
src/display_manager.py
View File

@@ -47,9 +47,7 @@ class DisplayManager:
options.disable_hardware_pulsing = True # Reduce flickering options.disable_hardware_pulsing = True # Reduce flickering
options.show_refresh_rate = False options.show_refresh_rate = False
options.limit_refresh_rate_hz = 120 # Higher refresh rate options.limit_refresh_rate_hz = 120 # Higher refresh rate
options.gpio_slowdown = 1 # Minimal GPIO slowdown
# Minimal GPIO slowdown for better performance
options.gpio_slowdown = 1
# Initialize the matrix # Initialize the matrix
self.matrix = RGBMatrix(options=options) self.matrix = RGBMatrix(options=options)
@@ -61,9 +59,6 @@ class DisplayManager:
self.image = Image.new('RGB', (self.matrix.width, self.matrix.height)) self.image = Image.new('RGB', (self.matrix.width, self.matrix.height))
self.draw = ImageDraw.Draw(self.image) self.draw = ImageDraw.Draw(self.image)
# Set matrix to use luminance correction for better color reproduction
self.matrix.set_luminance_correct(True)
# Initialize font # Initialize font
try: try:
self.font = ImageFont.truetype("DejaVuSans.ttf", 14) self.font = ImageFont.truetype("DejaVuSans.ttf", 14)
@@ -124,6 +119,10 @@ class DisplayManager:
def draw_text(self, text: str, x: int = None, y: int = None, color: Tuple[int, int, int] = (255, 255, 255), small_font: bool = False) -> None: def draw_text(self, text: str, x: int = None, y: int = None, color: Tuple[int, int, int] = (255, 255, 255), small_font: bool = False) -> None:
"""Draw text on the display with improved visibility.""" """Draw text on the display with improved visibility."""
# Create a new blank image for this text
self.image = Image.new('RGB', (self.matrix.width, self.matrix.height))
self.draw = ImageDraw.Draw(self.image)
# Ensure maximum brightness for text # Ensure maximum brightness for text
if isinstance(color, tuple) and len(color) == 3: if isinstance(color, tuple) and len(color) == 3:
# Increase brightness of colors while maintaining relative ratios # Increase brightness of colors while maintaining relative ratios