diff options
Diffstat (limited to 'intern/cycles/blender/blender_mesh.cpp')
| -rw-r--r-- | intern/cycles/blender/blender_mesh.cpp | 69 |
1 files changed, 39 insertions, 30 deletions
diff --git a/intern/cycles/blender/blender_mesh.cpp b/intern/cycles/blender/blender_mesh.cpp index 7caa6b3d511..f77e6551de0 100644 --- a/intern/cycles/blender/blender_mesh.cpp +++ b/intern/cycles/blender/blender_mesh.cpp @@ -33,30 +33,6 @@ CCL_NAMESPACE_BEGIN /* Find/Add */ -static bool mesh_need_attribute(Scene *scene, Mesh *mesh, Attribute::Standard std) -{ - if(std == Attribute::STD_NONE) - return false; - - foreach(uint shader, mesh->used_shaders) - if(scene->shaders[shader]->attributes.find(std)) - return true; - - return false; -} - -static bool mesh_need_attribute(Scene *scene, Mesh *mesh, ustring name) -{ - if(name == ustring()) - return false; - - foreach(uint shader, mesh->used_shaders) - if(scene->shaders[shader]->attributes.find(name)) - return true; - - return false; -} - static void create_mesh(Scene *scene, Mesh *mesh, BL::Mesh b_mesh, const vector<uint>& used_shaders) { /* create vertices */ @@ -66,7 +42,7 @@ static void create_mesh(Scene *scene, Mesh *mesh, BL::Mesh b_mesh, const vector< mesh->verts.push_back(get_float3(v->co())); /* create vertex normals */ - Attribute *attr_N = mesh->attributes.add(Attribute::STD_VERTEX_NORMAL); + Attribute *attr_N = mesh->attributes.add(ATTR_STD_VERTEX_NORMAL); float3 *N = attr_N->data_float3(); for(b_mesh.vertices.begin(v); v != b_mesh.vertices.end(); ++v, ++N) @@ -94,8 +70,8 @@ static void create_mesh(Scene *scene, Mesh *mesh, BL::Mesh b_mesh, const vector< /* create generated coordinates. todo: we should actually get the orco coordinates from modifiers, for now we use texspace loc/size which is available in the api. */ - if(mesh_need_attribute(scene, mesh, Attribute::STD_GENERATED)) { - Attribute *attr = mesh->attributes.add(Attribute::STD_GENERATED); + if(mesh->need_attribute(scene, ATTR_STD_GENERATED)) { + Attribute *attr = mesh->attributes.add(ATTR_STD_GENERATED); float3 loc = get_float3(b_mesh.texspace_location()); float3 size = get_float3(b_mesh.texspace_size()); @@ -118,7 +94,7 @@ static void create_mesh(Scene *scene, Mesh *mesh, BL::Mesh b_mesh, const vector< BL::Mesh::tessface_vertex_colors_iterator l; for(b_mesh.tessface_vertex_colors.begin(l); l != b_mesh.tessface_vertex_colors.end(); ++l) { - if(!mesh_need_attribute(scene, mesh, ustring(l->name().c_str()))) + if(!mesh->need_attribute(scene, ustring(l->name().c_str()))) continue; Attribute *attr = mesh->attributes.add( @@ -150,10 +126,10 @@ static void create_mesh(Scene *scene, Mesh *mesh, BL::Mesh b_mesh, const vector< BL::Mesh::tessface_uv_textures_iterator l; for(b_mesh.tessface_uv_textures.begin(l); l != b_mesh.tessface_uv_textures.end(); ++l) { - Attribute::Standard std = (l->active_render())? Attribute::STD_UV: Attribute::STD_NONE; + AttributeStandard std = (l->active_render())? ATTR_STD_UV: ATTR_STD_NONE; ustring name = ustring(l->name().c_str()); - if(!(mesh_need_attribute(scene, mesh, name) || mesh_need_attribute(scene, mesh, std))) + if(!(mesh->need_attribute(scene, name) || mesh->need_attribute(scene, std))) continue; Attribute *attr; @@ -329,5 +305,38 @@ Mesh *BlenderSync::sync_mesh(BL::Object b_ob, bool holdout, bool object_updated) return mesh; } +void BlenderSync::sync_mesh_motion(BL::Object b_ob, Mesh *mesh, int motion) +{ + /* todo: displacement, subdivision */ + BL::ID b_ob_data = b_ob.data(); + size_t size = mesh->verts.size(); + + /* skip objects without deforming modifiers. this is not a totally reliable, + * would need a more extensive check to see which objects are animated */ + if(!size || !ccl::object_is_deform_modified(b_ob, b_scene, preview)) + return; + + /* get derived mesh */ + BL::Mesh b_mesh = object_to_mesh(b_ob, b_scene, true, !preview); + + if(b_mesh) { + BL::Mesh::vertices_iterator v; + AttributeStandard std = (motion == -1)? ATTR_STD_MOTION_PRE: ATTR_STD_MOTION_POST; + Attribute *attr_M = mesh->attributes.add(std); + float3 *M = attr_M->data_float3(); + size_t i = 0, size = mesh->verts.size(); + + for(b_mesh.vertices.begin(v); v != b_mesh.vertices.end() && i < size; ++v, M++, i++) + *M = get_float3(v->co()); + + /* if number of vertices changed, or if coordinates stayed the same, drop it */ + if(i != size || memcmp(M, &mesh->verts[0], sizeof(float3)*size) == 0) + mesh->attributes.remove(std); + + /* free derived mesh */ + object_remove_mesh(b_data, b_mesh); + } +} + CCL_NAMESPACE_END |