diff options
Diffstat (limited to 'source/blender/modifiers/intern/MOD_skin.c')
-rw-r--r-- | source/blender/modifiers/intern/MOD_skin.c | 42 |
1 files changed, 30 insertions, 12 deletions
diff --git a/source/blender/modifiers/intern/MOD_skin.c b/source/blender/modifiers/intern/MOD_skin.c index 20445a7006a..203736fb9ff 100644 --- a/source/blender/modifiers/intern/MOD_skin.c +++ b/source/blender/modifiers/intern/MOD_skin.c @@ -1760,13 +1760,19 @@ static bool skin_output_branch_hulls( return result; } +typedef enum eSkinErrorFlag { + SKIN_ERROR_NO_VALID_ROOT = (1 << 0), + SKIN_ERROR_HULL = (1 << 1), +} eSkinErrorFlag; + static BMesh *build_skin(SkinNode *skin_nodes, int totvert, const MeshElemMap *emap, const MEdge *medge, int totedge, const MDeformVert *input_dvert, - SkinModifierData *smd) + SkinModifierData *smd, + eSkinErrorFlag *r_error) { SkinOutput so; int v; @@ -1802,7 +1808,7 @@ static BMesh *build_skin(SkinNode *skin_nodes, skin_update_merged_vertices(skin_nodes, totvert); if (!skin_output_branch_hulls(&so, skin_nodes, totvert, emap, medge)) { - BKE_modifier_set_error(&smd->modifier, "Hull error"); + *r_error |= SKIN_ERROR_HULL; } /* Merge triangles here in the hope of providing better target @@ -1848,7 +1854,7 @@ static void skin_set_orig_indices(Mesh *mesh) * 2) Generate node frames * 3) Output vertices and polygons from frames, connections, and hulls */ -static Mesh *base_skin(Mesh *origmesh, SkinModifierData *smd) +static Mesh *base_skin(Mesh *origmesh, SkinModifierData *smd, eSkinErrorFlag *r_error) { Mesh *result; MVertSkin *nodes; @@ -1878,16 +1884,14 @@ static Mesh *base_skin(Mesh *origmesh, SkinModifierData *smd) MEM_freeN(emat); emat = NULL; - bm = build_skin(skin_nodes, totvert, emap, medge, totedge, dvert, smd); + bm = build_skin(skin_nodes, totvert, emap, medge, totedge, dvert, smd, r_error); MEM_freeN(skin_nodes); MEM_freeN(emap); MEM_freeN(emapmem); if (!has_valid_root) { - BKE_modifier_set_error( - &smd->modifier, - "No valid root vertex found (you need one per mesh island you want to skin)"); + *r_error |= SKIN_ERROR_NO_VALID_ROOT; } if (!bm) { @@ -1904,7 +1908,7 @@ static Mesh *base_skin(Mesh *origmesh, SkinModifierData *smd) return result; } -static Mesh *final_skin(SkinModifierData *smd, Mesh *mesh) +static Mesh *final_skin(SkinModifierData *smd, Mesh *mesh, eSkinErrorFlag *r_error) { Mesh *result; @@ -1914,7 +1918,7 @@ static Mesh *final_skin(SkinModifierData *smd, Mesh *mesh) } mesh = subdivide_base(mesh); - result = base_skin(mesh, smd); + result = base_skin(mesh, smd, r_error); BKE_id_free(NULL, mesh); return result; @@ -1934,11 +1938,25 @@ static void initData(ModifierData *md) md->mode |= eModifierMode_Editmode; } -static Mesh *modifyMesh(ModifierData *md, const ModifierEvalContext *UNUSED(ctx), Mesh *mesh) +static Mesh *modifyMesh(ModifierData *md, const ModifierEvalContext *ctx, Mesh *mesh) { - Mesh *result; + eSkinErrorFlag error = 0; + Mesh *result = final_skin((SkinModifierData *)md, mesh, &error); + + if (error & SKIN_ERROR_NO_VALID_ROOT) { + error &= ~SKIN_ERROR_NO_VALID_ROOT; + BKE_modifier_set_error( + ctx->object, + md, + "No valid root vertex found (you need one per mesh island you want to skin)"); + } + if (error & SKIN_ERROR_HULL) { + error &= ~SKIN_ERROR_HULL; + BKE_modifier_set_error(ctx->object, md, "Hull error"); + } + BLI_assert(error == 0); - if (!(result = final_skin((SkinModifierData *)md, mesh))) { + if (result == NULL) { return mesh; } return result; |