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Update presets.py (#8846)

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Jonathan
2026-02-06 05:44:47 -06:00
committed by Lincoln Stein
parent 91c1e64f0b
commit ea221594b8
1 changed files with 5 additions and 3 deletions
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8
invokeai/backend/flux/dype/presets.py
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@@ -113,9 +113,11 @@ def get_dype_config_for_area(
area_ratio = area / base_area
effective_side_ratio = math.sqrt(area_ratio) # 1.0 at base, 2.0 at 2K (if base is 1K)
# Strength: keep original growth-with-size behavior, but make it 0 at base.
# This yields: 2K -> 4.0, 4K -> 8.0 (clamped), matching the prior intent.
dynamic_dype_scale = min(4.0 * (effective_side_ratio - 1.0), 8.0)
# Strength: 0 at base area, 8 at sat_area, clamped thereafter.
sat_area = 2027520 # Determined by experimentation where a vertical line appears
sat_side_ratio = math.sqrt(sat_area / base_area)
dynamic_dype_scale = 8.0 * (effective_side_ratio - 1.0) / (sat_side_ratio - 1.0)
dynamic_dype_scale = max(0.0, min(dynamic_dype_scale, 8.0))
# Continuous exponent schedule:
# r=1 -> 0.5, r=2 -> 1.0, r=4 -> 2.0 (exact), smoothly varying in between.