diff options
Diffstat (limited to 'intern/cycles/blender/blender_mesh.cpp')
-rw-r--r-- | intern/cycles/blender/blender_mesh.cpp | 42 |
1 files changed, 38 insertions, 4 deletions
diff --git a/intern/cycles/blender/blender_mesh.cpp b/intern/cycles/blender/blender_mesh.cpp index 74fd4cb44a0..b4c490c0d33 100644 --- a/intern/cycles/blender/blender_mesh.cpp +++ b/intern/cycles/blender/blender_mesh.cpp @@ -409,7 +409,8 @@ static void attr_create_uv_map(Scene *scene, BL::Mesh& b_mesh, const vector<int>& nverts, const vector<int>& face_flags, - bool subdivision) + bool subdivision, + bool subdivide_uvs) { if(subdivision) { BL::Mesh::uv_layers_iterator l; @@ -429,6 +430,10 @@ static void attr_create_uv_map(Scene *scene, else attr = mesh->subd_attributes.add(name, TypeDesc::TypePoint, ATTR_ELEMENT_CORNER); + if(subdivide_uvs) { + attr->flags |= ATTR_SUBDIVIDED; + } + BL::Mesh::polygons_iterator p; float3 *fdata = attr->data_float3(); @@ -592,7 +597,8 @@ static void create_mesh(Scene *scene, Mesh *mesh, BL::Mesh& b_mesh, const vector<Shader*>& used_shaders, - bool subdivision=false) + bool subdivision=false, + bool subdivide_uvs=true) { /* count vertices and faces */ int numverts = b_mesh.vertices.length(); @@ -638,6 +644,7 @@ static void create_mesh(Scene *scene, /* create generated coordinates from undeformed coordinates */ if(mesh->need_attribute(scene, ATTR_STD_GENERATED)) { Attribute *attr = attributes.add(ATTR_STD_GENERATED); + attr->flags |= ATTR_SUBDIVIDED; float3 loc, size; mesh_texture_space(b_mesh, loc, size); @@ -746,7 +753,7 @@ static void create_mesh(Scene *scene, * The calculate functions will check whether they're needed or not. */ attr_create_vertex_color(scene, mesh, b_mesh, nverts, face_flags, subdivision); - attr_create_uv_map(scene, mesh, b_mesh, nverts, face_flags, subdivision); + attr_create_uv_map(scene, mesh, b_mesh, nverts, face_flags, subdivision, subdivide_uvs); /* for volume objects, create a matrix to transform from object space to * mesh texture space. this does not work with deformations but that can @@ -770,8 +777,35 @@ static void create_subd_mesh(Scene *scene, float dicing_rate, int max_subdivisions) { - create_mesh(scene, mesh, b_mesh, used_shaders, true); + BL::SubsurfModifier subsurf_mod(b_ob.modifiers[b_ob.modifiers.length()-1]); + bool subdivide_uvs = subsurf_mod.use_subsurf_uv(); + + create_mesh(scene, mesh, b_mesh, used_shaders, true, subdivide_uvs); + + /* export creases */ + size_t num_creases = 0; + BL::Mesh::edges_iterator e; + + for(b_mesh.edges.begin(e); e != b_mesh.edges.end(); ++e) { + if(e->crease() != 0.0f) { + num_creases++; + } + } + + mesh->subd_creases.resize(num_creases); + + Mesh::SubdEdgeCrease* crease = mesh->subd_creases.data(); + for(b_mesh.edges.begin(e); e != b_mesh.edges.end(); ++e) { + if(e->crease() != 0.0f) { + crease->v[0] = e->vertices()[0]; + crease->v[1] = e->vertices()[1]; + crease->crease = e->crease(); + + crease++; + } + } + /* set subd params */ SubdParams sdparams(mesh); PointerRNA cobj = RNA_pointer_get(&b_ob.ptr, "cycles"); |