[Bf-blender-cvs] [4cad74e589f] master: Particles: add Size attribute
Jacques Lucke
noreply at git.blender.org
Wed Jul 29 10:09:13 CEST 2020
Commit: 4cad74e589f794f128c38d6211fe8ba6cef5f73e
Author: Jacques Lucke
Date: Wed Jul 29 10:05:27 2020 +0200
Branches: master
https://developer.blender.org/rB4cad74e589f794f128c38d6211fe8ba6cef5f73e
Particles: add Size attribute
===================================================================
M source/blender/modifiers/intern/MOD_simulation.cc
M source/blender/simulation/intern/simulation_collect_influences.cc
===================================================================
diff --git a/source/blender/modifiers/intern/MOD_simulation.cc b/source/blender/modifiers/intern/MOD_simulation.cc
index 85d9b47a861..382d9a6be36 100644
--- a/source/blender/modifiers/intern/MOD_simulation.cc
+++ b/source/blender/modifiers/intern/MOD_simulation.cc
@@ -114,10 +114,12 @@ static PointCloud *modifyPointCloud(ModifierData *md,
const float3 *positions = (const float3 *)CustomData_get_layer_named(
&state->attributes, CD_PROP_FLOAT3, "Position");
+ const float *sizes = (const float *)CustomData_get_layer_named(
+ &state->attributes, CD_PROP_FLOAT, "Size");
memcpy(pointcloud->co, positions, sizeof(float3) * state->tot_particles);
for (int i = 0; i < state->tot_particles; i++) {
- pointcloud->radius[i] = 0.03f;
+ pointcloud->radius[i] = sizes[i] / 2.0f;
}
return pointcloud;
diff --git a/source/blender/simulation/intern/simulation_collect_influences.cc b/source/blender/simulation/intern/simulation_collect_influences.cc
index 4d339f9e323..c947b28fd50 100644
--- a/source/blender/simulation/intern/simulation_collect_influences.cc
+++ b/source/blender/simulation/intern/simulation_collect_influences.cc
@@ -740,6 +740,7 @@ static void initialize_particle_attribute_builders(CollectContext &context)
/* TODO: Use uint32_t, but we don't have a corresponding custom property type. */
attributes_builder.add<int>("Hash", 0);
attributes_builder.add<float>("Birth Time", 0.0f);
+ attributes_builder.add<float>("Size", 0.03f);
context.influences.particle_attributes_builder.add_new(name, &attributes_builder);
}
}
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