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Minor alignment of rgb_breathe_table generator (#19403)

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Joel Challis 2022-12-23 11:11:56 +00:00 • committed by GitHub
parent 99b69dc80e
commit ab1898e660
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2 changed files with 51 additions and 28 deletions
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49
lib/python/qmk/cli/generate/rgb_breathe_table.py
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@ -5,7 +5,9 @@ from argparse import ArgumentTypeError
from milc import cli
import qmk.path
from qmk.constants import GPL2_HEADER_C_LIKE, GENERATED_HEADER_C_LIKE
from qmk.commands import dump_lines
from qmk.path import normpath
def breathing_center(value):
@ -24,17 +26,10 @@ def breathing_max(value):
raise ArgumentTypeError('Breathing max must be between 0 and 255')
@cli.argument('-c', '--center', arg_only=True, type=breathing_center, default=1.85, help='The breathing center value, from 1 to 2.7. Default: 1.85')
@cli.argument('-m', '--max', arg_only=True, type=breathing_max, default=255, help='The breathing maximum value, from 0 to 255. Default: 255')
@cli.argument('-o', '--output', arg_only=True, type=qmk.path.normpath, help='File to write to')
@cli.argument('-q', '--quiet', arg_only=True, action='store_true', help='Quiet mode, only output error messages')
@cli.subcommand('Generates an RGB Light breathing table header.')
def generate_rgb_breathe_table(cli):
"""Generate a rgblight_breathe_table.h file containing a breathing LUT for RGB Lighting (Underglow) feature.
"""
def _generate_table(lines, center, maximum):
breathe_values = [0] * 256
for pos in range(0, 256):
breathe_values[pos] = (int)((math.exp(math.sin((pos / 255) * math.pi)) - cli.args.center / math.e) * (cli.args.max / (math.e - 1 / math.e)))
breathe_values[pos] = (int)((math.exp(math.sin((pos / 255) * math.pi)) - center / math.e) * (maximum / (math.e - 1 / math.e)))
values_template = ''
for s in range(0, 3):
@ -51,11 +46,7 @@ def generate_rgb_breathe_table(cli):
values_template += '#endif'
values_template += '\n\n' if s < 2 else ''
table_template = '''#pragma once
#define RGBLIGHT_EFFECT_BREATHE_TABLE
// clang-format off
table_template = '''#define RGBLIGHT_EFFECT_BREATHE_TABLE
// Breathing center: {0:.2f}
// Breathing max: {1:d}
@ -65,15 +56,23 @@ const uint8_t PROGMEM rgblight_effect_breathe_table[] = {{
}};
static const int table_scale = 256 / sizeof(rgblight_effect_breathe_table);
'''.format(cli.args.center, cli.args.max, values_template)
'''.format(center, maximum, values_template)
lines.append(table_template)
if cli.args.output:
cli.args.output.parent.mkdir(parents=True, exist_ok=True)
if cli.args.output.exists():
cli.args.output.replace(cli.args.output.parent / (cli.args.output.name + '.bak'))
cli.args.output.write_text(table_template)
if not cli.args.quiet:
cli.log.info('Wrote header to %s.', cli.args.output)
else:
print(table_template)
@cli.argument('-c', '--center', arg_only=True, type=breathing_center, default=1.85, help='The breathing center value, from 1 to 2.7. Default: 1.85')
@cli.argument('-m', '--max', arg_only=True, type=breathing_max, default=255, help='The breathing maximum value, from 0 to 255. Default: 255')
@cli.argument('-o', '--output', arg_only=True, type=normpath, help='File to write to')
@cli.argument('-q', '--quiet', arg_only=True, action='store_true', help='Quiet mode, only output error messages')
@cli.subcommand('Generates an RGB Light breathing table header.')
def generate_rgb_breathe_table(cli):
"""Generate a rgblight_breathe_table.h file containing a breathing LUT for RGB Lighting (Underglow) feature.
"""
# Build the header file.
header_lines = [GPL2_HEADER_C_LIKE, GENERATED_HEADER_C_LIKE, '#pragma once', '// clang-format off']
_generate_table(header_lines, cli.args.center, cli.args.max)
# Show the results
dump_lines(cli.args.output, header_lines, cli.args.quiet)