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Add the 'Basic Brush' node and replace the legacy Brush tool implementation with it (#4469)

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* Draw raster images with pad extension instead of repeat

* Add the GPU basic brush renderer

* Rework the brush tool around the GPU basic brush

* Remove the CPU brush implementation
This commit is contained in:
Timon
2026-08-27 15:19:02 +00:00
committed by GitHub
parent fd31f2d89b
commit c7a64fff0c
31 changed files with 2181 additions and 1016 deletions
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node-graph/nodes/brush/src/basic_brush/consts.rs
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pub(super) const SIGMA_CUTOFF: f32 = 3.;
pub(super) const SIGMA_PER_DIAMETER: f64 = 1. / 4.;
pub(super) const RIDGE_GAIN: f32 = 5.075688;
pub(super) const LUT_SIZE: u32 = 256;
pub(super) const LUT_V_MAX: f64 = 7.5;
pub(super) const LUT_T_MAX: f64 = 7.5;
pub(super) const LUT_CACHE_SIZE: usize = 64;