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blur_sample_uvs

proof_engine::render::postfx::motion_blur

Function blur_sample_uvs 

Source 
pub fn blur_sample_uvs(
    velocity_uv: Vec2,
    n: usize,
    scale: f32,
    max_length: f32,
) -> Vec<Vec2>
Expand description

Compute sample UV offsets along a velocity vector.

Returns n UV offsets, going from 0 (no offset) to vel * scale (full offset). Clamped to max_length.