From d086f6aa5c26d445aef1ebd04e6c8501f6189d91 Mon Sep 17 00:00:00 2001 From: Campbell Barton Date: Mon, 7 Mar 2016 11:24:03 +1100 Subject: Shrink Wrap modifier: invert vgroup option D1839 from @Orgold --- source/blender/blenkernel/intern/shrinkwrap.c | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'source/blender/blenkernel/intern/shrinkwrap.c') diff --git a/source/blender/blenkernel/intern/shrinkwrap.c b/source/blender/blenkernel/intern/shrinkwrap.c index bbed4ccfae7..d40d83aa4eb 100644 --- a/source/blender/blenkernel/intern/shrinkwrap.c +++ b/source/blender/blenkernel/intern/shrinkwrap.c @@ -96,6 +96,11 @@ static void shrinkwrap_calc_nearest_vertex(ShrinkwrapCalcData *calc) float *co = calc->vertexCos[i]; float tmp_co[3]; float weight = defvert_array_find_weight_safe(calc->dvert, i, calc->vgroup); + + if (calc->invert_vgroup) { + weight = 1.0f - weight; + } + if (weight == 0.0f) { continue; } @@ -411,6 +416,11 @@ static void shrinkwrap_calc_nearest_surface_point(ShrinkwrapCalcData *calc) float *co = calc->vertexCos[i]; float tmp_co[3]; float weight = defvert_array_find_weight_safe(calc->dvert, i, calc->vgroup); + + if (calc->invert_vgroup) { + weight = 1.0f - weight; + } + if (weight == 0.0f) continue; /* Convert the vertex to tree coordinates */ @@ -480,6 +490,7 @@ void shrinkwrapModifier_deform(ShrinkwrapModifierData *smd, Object *ob, DerivedM calc.ob = ob; calc.numVerts = numVerts; calc.vertexCos = vertexCos; + calc.invert_vgroup = (smd->shrinkOpts & MOD_SHRINKWRAP_INVERT_VGROUP) != 0; /* DeformVertex */ calc.vgroup = defgroup_name_index(calc.ob, calc.smd->vgroup_name); -- cgit v1.2.3