Add import option "scale_mesh" to obj file importer

The new import option "scale_mesh" allows setting a scale that is applied to the mesh's vertices during import.

(cherry picked from commit 291c1d0f45)
This commit is contained in:
ShyRed 2018-02-12 11:36:40 +01:00 committed by Hein-Pieter van Braam
parent 0d03b5f162
commit ef60123938
1 changed files with 8 additions and 6 deletions

View File

@ -188,7 +188,7 @@ static Error _parse_material_library(const String &p_path, Map<String, Ref<Spati
return OK; return OK;
} }
static Error _parse_obj(const String &p_path, List<Ref<Mesh> > &r_meshes, bool p_single_mesh, bool p_generate_tangents, List<String> *r_missing_deps) { static Error _parse_obj(const String &p_path, List<Ref<Mesh> > &r_meshes, bool p_single_mesh, bool p_generate_tangents, Vector3 p_scale_mesh, List<String> *r_missing_deps) {
FileAccessRef f = FileAccess::open(p_path, FileAccess::READ); FileAccessRef f = FileAccess::open(p_path, FileAccess::READ);
@ -198,6 +198,7 @@ static Error _parse_obj(const String &p_path, List<Ref<Mesh> > &r_meshes, bool p
mesh.instance(); mesh.instance();
bool generate_tangents = p_generate_tangents; bool generate_tangents = p_generate_tangents;
Vector3 scale_mesh = p_scale_mesh;
bool flip_faces = false; bool flip_faces = false;
//bool flip_faces = p_options["force/flip_faces"]; //bool flip_faces = p_options["force/flip_faces"];
//bool force_smooth = p_options["force/smooth_shading"]; //bool force_smooth = p_options["force/smooth_shading"];
@ -227,9 +228,9 @@ static Error _parse_obj(const String &p_path, List<Ref<Mesh> > &r_meshes, bool p
Vector<String> v = l.split(" ", false); Vector<String> v = l.split(" ", false);
ERR_FAIL_COND_V(v.size() < 4, ERR_FILE_CORRUPT); ERR_FAIL_COND_V(v.size() < 4, ERR_FILE_CORRUPT);
Vector3 vtx; Vector3 vtx;
vtx.x = v[1].to_float(); vtx.x = v[1].to_float() * scale_mesh.x;
vtx.y = v[2].to_float(); vtx.y = v[2].to_float() * scale_mesh.y;
vtx.z = v[3].to_float(); vtx.z = v[3].to_float() * scale_mesh.z;
vertices.push_back(vtx); vertices.push_back(vtx);
} else if (l.begins_with("vt ")) { } else if (l.begins_with("vt ")) {
//uv //uv
@ -401,7 +402,7 @@ Node *EditorOBJImporter::import_scene(const String &p_path, uint32_t p_flags, in
List<Ref<Mesh> > meshes; List<Ref<Mesh> > meshes;
Error err = _parse_obj(p_path, meshes, false, p_flags & IMPORT_GENERATE_TANGENT_ARRAYS, r_missing_deps); Error err = _parse_obj(p_path, meshes, false, p_flags & IMPORT_GENERATE_TANGENT_ARRAYS, Vector3(1, 1, 1), r_missing_deps);
if (err != OK) { if (err != OK) {
if (r_err) { if (r_err) {
@ -468,6 +469,7 @@ String ResourceImporterOBJ::get_preset_name(int p_idx) const {
void ResourceImporterOBJ::get_import_options(List<ImportOption> *r_options, int p_preset) const { void ResourceImporterOBJ::get_import_options(List<ImportOption> *r_options, int p_preset) const {
r_options->push_back(ImportOption(PropertyInfo(Variant::BOOL, "generate_tangents"), true)); r_options->push_back(ImportOption(PropertyInfo(Variant::BOOL, "generate_tangents"), true));
r_options->push_back(ImportOption(PropertyInfo(Variant::VECTOR3, "scale_mesh"), Vector3(1, 1, 1)));
} }
bool ResourceImporterOBJ::get_option_visibility(const String &p_option, const Map<StringName, Variant> &p_options) const { bool ResourceImporterOBJ::get_option_visibility(const String &p_option, const Map<StringName, Variant> &p_options) const {
@ -478,7 +480,7 @@ Error ResourceImporterOBJ::import(const String &p_source_file, const String &p_s
List<Ref<Mesh> > meshes; List<Ref<Mesh> > meshes;
Error err = _parse_obj(p_source_file, meshes, true, p_options["generate_tangents"], NULL); Error err = _parse_obj(p_source_file, meshes, true, p_options["generate_tangents"], p_options["scale_mesh"], NULL);
ERR_FAIL_COND_V(err != OK, err); ERR_FAIL_COND_V(err != OK, err);
ERR_FAIL_COND_V(meshes.size() != 1, ERR_BUG); ERR_FAIL_COND_V(meshes.size() != 1, ERR_BUG);