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Fix #118492: GPv3: Noise modifier weight influence

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The vertex weight influence was missing for grease pencil v3 noise
modifier due to missing API at first. Now added back.

Pull Request: https://projects.blender.org/blender/blender/pulls/118545
This commit is contained in:
YimingWu
2024-02-21 14:59:06 +01:00
committed by YimingWu
parent de4cb56165
commit 0dc617aac7
1 changed files with 7 additions and 4 deletions
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11
source/blender/modifiers/intern/MOD_grease_pencil_noise.cc
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@@ -117,8 +117,6 @@ static void deform_drawing(const GreasePencilNoiseModifierData &mmd,
return;
}
const OffsetIndices<int> points_by_curve = strokes.points_by_curve();
int seed = mmd.seed;
/* Make sure different modifiers get different seeds. */
seed += BLI_hash_string(ob.id.name + 2);
@@ -133,12 +131,17 @@ static void deform_drawing(const GreasePencilNoiseModifierData &mmd,
}
}
const OffsetIndices<int> points_by_curve = strokes.points_by_curve();
const VArray<float> vgroup_weights = modifier::greasepencil::get_influence_vertex_weights(
strokes, mmd.influence);
auto get_weight = [&](const IndexRange points, const int point_i) {
const float vertex_weight = vgroup_weights[points[point_i]];
if (!use_curve) {
return 1.0f;
return vertex_weight;
}
const float value = float(point_i) / float(points.size() - 1);
return BKE_curvemapping_evaluateF(mmd.influence.custom_curve, 0, value);
return vertex_weight * BKE_curvemapping_evaluateF(mmd.influence.custom_curve, 0, value);
};
auto get_noise = [](const Array<float> &noise_table, const float value) {