diff options
Diffstat (limited to 'scene/resources/importer_mesh.cpp')
| -rw-r--r-- | scene/resources/importer_mesh.cpp | 57 |
1 files changed, 47 insertions, 10 deletions
diff --git a/scene/resources/importer_mesh.cpp b/scene/resources/importer_mesh.cpp index 293fdd6f05..b728c24e0d 100644 --- a/scene/resources/importer_mesh.cpp +++ b/scene/resources/importer_mesh.cpp @@ -154,7 +154,7 @@ Mesh::BlendShapeMode ImporterMesh::get_blend_shape_mode() const { return blend_shape_mode; } -void ImporterMesh::add_surface(Mesh::PrimitiveType p_primitive, const Array &p_arrays, const Array &p_blend_shapes, const Dictionary &p_lods, const Ref<Material> &p_material, const String &p_name, const uint32_t p_flags) { +void ImporterMesh::add_surface(Mesh::PrimitiveType p_primitive, const Array &p_arrays, const TypedArray<Array> &p_blend_shapes, const Dictionary &p_lods, const Ref<Material> &p_material, const String &p_name, const uint32_t p_flags) { ERR_FAIL_COND(p_blend_shapes.size() != blend_shapes.size()); ERR_FAIL_COND(p_arrays.size() != Mesh::ARRAY_MAX); Surface s; @@ -254,7 +254,20 @@ void ImporterMesh::set_surface_material(int p_surface, const Ref<Material> &p_ma mesh.unref(); } -void ImporterMesh::generate_lods(float p_normal_merge_angle, float p_normal_split_angle) { +#define VERTEX_SKIN_FUNC(bone_count, vert_idx, read_array, write_array, transform_array, bone_array, weight_array) \ + Vector3 transformed_vert = Vector3(); \ + for (unsigned int weight_idx = 0; weight_idx < bone_count; weight_idx++) { \ + int bone_idx = bone_array[vert_idx * bone_count + weight_idx]; \ + float w = weight_array[vert_idx * bone_count + weight_idx]; \ + if (w < FLT_EPSILON) { \ + continue; \ + } \ + ERR_FAIL_INDEX(bone_idx, static_cast<int>(transform_array.size())); \ + transformed_vert += transform_array[bone_idx].xform(read_array[vert_idx]) * w; \ + } \ + write_array[vert_idx] = transformed_vert; + +void ImporterMesh::generate_lods(float p_normal_merge_angle, float p_normal_split_angle, Array p_bone_transform_array) { if (!SurfaceTool::simplify_scale_func) { return; } @@ -265,6 +278,12 @@ void ImporterMesh::generate_lods(float p_normal_merge_angle, float p_normal_spli return; } + LocalVector<Transform3D> bone_transform_vector; + for (int i = 0; i < p_bone_transform_array.size(); i++) { + ERR_FAIL_COND(p_bone_transform_array[i].get_type() != Variant::TRANSFORM3D); + bone_transform_vector.push_back(p_bone_transform_array[i]); + } + for (int i = 0; i < surfaces.size(); i++) { if (surfaces[i].primitive != Mesh::PRIMITIVE_TRIANGLES) { continue; @@ -276,6 +295,8 @@ void ImporterMesh::generate_lods(float p_normal_merge_angle, float p_normal_spli Vector<Vector3> normals = surfaces[i].arrays[RS::ARRAY_NORMAL]; Vector<Vector2> uvs = surfaces[i].arrays[RS::ARRAY_TEX_UV]; Vector<Vector2> uv2s = surfaces[i].arrays[RS::ARRAY_TEX_UV2]; + Vector<int> bones = surfaces[i].arrays[RS::ARRAY_BONES]; + Vector<float> weights = surfaces[i].arrays[RS::ARRAY_WEIGHTS]; unsigned int index_count = indices.size(); unsigned int vertex_count = vertices.size(); @@ -301,9 +322,25 @@ void ImporterMesh::generate_lods(float p_normal_merge_angle, float p_normal_spli } } - float normal_merge_threshold = Math::cos(Math::deg2rad(p_normal_merge_angle)); - float normal_pre_split_threshold = Math::cos(Math::deg2rad(MIN(180.0f, p_normal_split_angle * 2.0f))); - float normal_split_threshold = Math::cos(Math::deg2rad(p_normal_split_angle)); + if (bones.size() > 0 && weights.size() && bone_transform_vector.size() > 0) { + Vector3 *vertices_ptrw = vertices.ptrw(); + + // Apply bone transforms to regular surface. + unsigned int bone_weight_length = surfaces[i].flags & Mesh::ARRAY_FLAG_USE_8_BONE_WEIGHTS ? 8 : 4; + + const int *bo = bones.ptr(); + const float *we = weights.ptr(); + + for (unsigned int j = 0; j < vertex_count; j++) { + VERTEX_SKIN_FUNC(bone_weight_length, j, vertices_ptr, vertices_ptrw, bone_transform_vector, bo, we) + } + + vertices_ptr = vertices.ptr(); + } + + float normal_merge_threshold = Math::cos(Math::deg_to_rad(p_normal_merge_angle)); + float normal_pre_split_threshold = Math::cos(Math::deg_to_rad(MIN(180.0f, p_normal_split_angle * 2.0f))); + float normal_split_threshold = Math::cos(Math::deg_to_rad(p_normal_split_angle)); const Vector3 *normals_ptr = normals.ptr(); HashMap<Vector3, LocalVector<Pair<int, int>>> unique_vertices; @@ -792,9 +829,9 @@ void ImporterMesh::_set_data(const Dictionary &p_data) { ERR_CONTINUE(prim >= Mesh::PRIMITIVE_MAX); Array arr = s["arrays"]; Dictionary lods; - String name; + String surf_name; if (s.has("name")) { - name = s["name"]; + surf_name = s["name"]; } if (s.has("lods")) { lods = s["lods"]; @@ -811,7 +848,7 @@ void ImporterMesh::_set_data(const Dictionary &p_data) { if (s.has("flags")) { flags = s["flags"]; } - add_surface(prim, arr, b_shapes, lods, material, name, flags); + add_surface(prim, arr, b_shapes, lods, material, surf_name, flags); } } } @@ -1230,7 +1267,7 @@ void ImporterMesh::_bind_methods() { ClassDB::bind_method(D_METHOD("set_blend_shape_mode", "mode"), &ImporterMesh::set_blend_shape_mode); ClassDB::bind_method(D_METHOD("get_blend_shape_mode"), &ImporterMesh::get_blend_shape_mode); - ClassDB::bind_method(D_METHOD("add_surface", "primitive", "arrays", "blend_shapes", "lods", "material", "name", "flags"), &ImporterMesh::add_surface, DEFVAL(Array()), DEFVAL(Dictionary()), DEFVAL(Ref<Material>()), DEFVAL(String()), DEFVAL(0)); + ClassDB::bind_method(D_METHOD("add_surface", "primitive", "arrays", "blend_shapes", "lods", "material", "name", "flags"), &ImporterMesh::add_surface, DEFVAL(TypedArray<Array>()), DEFVAL(Dictionary()), DEFVAL(Ref<Material>()), DEFVAL(String()), DEFVAL(0)); ClassDB::bind_method(D_METHOD("get_surface_count"), &ImporterMesh::get_surface_count); ClassDB::bind_method(D_METHOD("get_surface_primitive_type", "surface_idx"), &ImporterMesh::get_surface_primitive_type); @@ -1246,7 +1283,7 @@ void ImporterMesh::_bind_methods() { ClassDB::bind_method(D_METHOD("set_surface_name", "surface_idx", "name"), &ImporterMesh::set_surface_name); ClassDB::bind_method(D_METHOD("set_surface_material", "surface_idx", "material"), &ImporterMesh::set_surface_material); - ClassDB::bind_method(D_METHOD("generate_lods", "normal_merge_angle", "normal_split_angle"), &ImporterMesh::generate_lods); + ClassDB::bind_method(D_METHOD("generate_lods", "normal_merge_angle", "normal_split_angle", "bone_transform_array"), &ImporterMesh::generate_lods); ClassDB::bind_method(D_METHOD("get_mesh", "base_mesh"), &ImporterMesh::get_mesh, DEFVAL(Ref<ArrayMesh>())); ClassDB::bind_method(D_METHOD("clear"), &ImporterMesh::clear); |