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match jitter to PS, preset change also size

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omigamedev
2019-02-28 02:45:05 +01:00
parent ad4c7a3eb5
commit 5575769651
3 changed files with 5 additions and 4 deletions
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2
src/brush.cpp
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@@ -158,7 +158,7 @@ StrokeSample Stroke::randomize_sample(const glm::vec3& pos, float pressure, floa
s.scale = m_brush->m_tip_scale * randflipx * (m_brush->m_tip_flipx ? -1.f : 1.f) * aspect_scale;
s.angle = (m_brush->m_tip_angle + rnd_neg() * m_brush->m_jitter_angle) * (float)(M_PI * 2.0);
s.size = size * (1.f - rnd_nor() * m_brush->m_jitter_scale) * size_dyn;
s.pos = pos + (scatter_scale * rnd_vec() * m_brush->m_jitter_scatter * s.size);
s.pos = pos + (scatter_scale * rnd_vec() * m_brush->m_jitter_scatter * s.size * 0.5f); // 0.5 because PS scatters by half size
s.flow = m_brush->m_tip_flow * (1.f - rnd_nor() * m_brush->m_jitter_flow) * flow_dyn;
s.opacity = m_brush->m_tip_opacity * (1.f - rnd_nor() * m_brush->m_jitter_opacity) * opacity_dyn;
auto hsv = convert_rgb2hsv(m_brush->m_tip_color);