diff options
Diffstat (limited to 'source/blender/modifiers/intern/MOD_multires.c')
-rw-r--r-- | source/blender/modifiers/intern/MOD_multires.c | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/source/blender/modifiers/intern/MOD_multires.c b/source/blender/modifiers/intern/MOD_multires.c index dd7c001931c..53bb579128a 100644 --- a/source/blender/modifiers/intern/MOD_multires.c +++ b/source/blender/modifiers/intern/MOD_multires.c @@ -38,6 +38,7 @@ #include "BKE_paint.h" #include "BKE_subdiv.h" #include "BKE_subdiv_ccg.h" +#include "BKE_subdiv_deform.h" #include "BKE_subdiv_mesh.h" #include "BKE_subsurf.h" @@ -227,6 +228,36 @@ static Mesh *applyModifier(ModifierData *md, const ModifierEvalContext *ctx, Mes return result; } +static void deformVerts(ModifierData *md, + const ModifierEvalContext *UNUSED(ctx), + Mesh *mesh, + float (*vertex_cos)[3], + int num_verts) +{ +#if !defined(WITH_OPENSUBDIV) + modifier_setError(md, "Disabled, built without OpenSubdiv"); + return; +#endif + MultiresModifierData *mmd = (MultiresModifierData *)md; + SubdivSettings subdiv_settings; + BKE_multires_subdiv_settings_init(&subdiv_settings, mmd); + if (subdiv_settings.level == 0) { + return; + } + BKE_subdiv_settings_validate_for_mesh(&subdiv_settings, mesh); + MultiresRuntimeData *runtime_data = multires_ensure_runtime(mmd); + Subdiv *subdiv = subdiv_descriptor_ensure(mmd, &subdiv_settings, mesh); + if (subdiv == NULL) { + /* Happens on bad topology, ut also on empty input mesh. */ + return; + } + BKE_subdiv_displacement_attach_from_multires(subdiv, mesh, mmd); + BKE_subdiv_deform_coarse_vertices(subdiv, mesh, vertex_cos, num_verts); + if (subdiv != runtime_data->subdiv) { + BKE_subdiv_free(subdiv); + } +} + ModifierTypeInfo modifierType_Multires = { /* name */ "Multires", /* structName */ "MultiresModifierData", @@ -237,7 +268,7 @@ ModifierTypeInfo modifierType_Multires = { /* copyData */ copyData, - /* deformVerts */ NULL, + /* deformVerts */ deformVerts, /* deformMatrices */ NULL, /* deformVertsEM */ NULL, /* deformMatricesEM */ NULL, |