Wip

@@ -2870,0 +2884,4 @@
+  struct Object *object;
+} GreasePencilWeightProximityModifierData;
+
+typedef enum eGreasePencilWeightProximityFlag {

@@ -0,0 +111,4 @@
+    float3 target_pos, float4x4 obmat, float3 pos, const float dist_min, const float dist_max)
+{
+  float weight;
+  const float3 gvert = (obmat * float4(pos, 1.0f)).xyz();

@@ -0,0 +112,4 @@
+{
+  float weight;
+  const float3 gvert = (obmat * float4(pos, 1.0f)).xyz();
+  const float dist = math::length(target_pos - gvert);

@@ -0,0 +115,4 @@
+  const float dist = math::length(target_pos - gvert);
+
+  if (dist > dist_max) {
+    weight = 1.0f;

@@ -0,0 +117,4 @@
+  if (dist > dist_max) {
+    weight = 1.0f;
+  }
+  else if (dist <= dist_max && dist > dist_min) {

@@ -0,0 +120,4 @@
+  else if (dist <= dist_max && dist > dist_min) {
+    weight = 1.0f - ((dist_max - dist) / math::max((dist_max - dist_min), 0.0001f));
+  }
+  else {

@@ -0,0 +179,4 @@
+  const VArray<float> vgroup_weights = modifier::greasepencil::get_influence_vertex_weights(
+      curves, mmd.influence);
+
+  const Span<float3> positions = curves.positions_for_write();

@@ -0,0 +184,4 @@
+  const float3 target_pos = mmd.object ? mmd.object->object_to_world().location() : float3(0.0f);
+
+  threading::parallel_for(positions.index_range(), 1024, [&](const IndexRange range) {
+    for (const int point : range) {

@@ -0,0 +185,4 @@
+
+  threading::parallel_for(positions.index_range(), 1024, [&](const IndexRange range) {
+    for (const int point : range) {
+      const float vgroup_fac = vgroup_weights[point];

@@ -0,0 +195,4 @@
+                               target_pos, obmat, positions[point], mmd.dist_start, mmd.dist_end) :
+                           1.0f;
+
+      if (mmd.flag & MOD_GREASE_PENCIL_WEIGHT_PROXIMITY_INVERT_OUTPUT) {

@@ -0,0 +199,4 @@
+        dist_fac = 1.0f - dist_fac;
+      }
+
+      dst_weights.span[point] = (mmd.flag & MOD_GREASE_PENCIL_WEIGHT_PROXIMITY_MULTIPLY_DATA) ?

@@ -0,0 +141,4 @@
+{
+  const int def_nr = BLI_findstringindex(
+      &vertex_group_names, name.c_str(), offsetof(bDeformGroup, name));
+  if (def_nr < 0)

@@ -0,0 +290,4 @@
+
+ModifierTypeInfo modifierType_GreasePencilWeightProximity = {
+    /*idname*/ "GreasePencilWeightProximityModifier",
+    /*name*/ N_("Weight Angle"),

@@ -0,0 +64,4 @@
+  modifier::greasepencil::free_influence_data(&mmd->influence);
+}
+
+static bool is_disabled(const Scene * /*scene*/, ModifierData *md, bool /*use_render_params*/)