diff options
Diffstat (limited to 'scene/resources/importer_mesh.cpp')
| -rw-r--r-- | scene/resources/importer_mesh.cpp | 125 |
1 files changed, 75 insertions, 50 deletions
diff --git a/scene/resources/importer_mesh.cpp b/scene/resources/importer_mesh.cpp index b728c24e0d..672581bbe2 100644 --- a/scene/resources/importer_mesh.cpp +++ b/scene/resources/importer_mesh.cpp @@ -1,35 +1,36 @@ -/*************************************************************************/ -/* importer_mesh.cpp */ -/*************************************************************************/ -/* This file is part of: */ -/* GODOT ENGINE */ -/* https://godotengine.org */ -/*************************************************************************/ -/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */ -/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */ -/* */ -/* Permission is hereby granted, free of charge, to any person obtaining */ -/* a copy of this software and associated documentation files (the */ -/* "Software"), to deal in the Software without restriction, including */ -/* without limitation the rights to use, copy, modify, merge, publish, */ -/* distribute, sublicense, and/or sell copies of the Software, and to */ -/* permit persons to whom the Software is furnished to do so, subject to */ -/* the following conditions: */ -/* */ -/* The above copyright notice and this permission notice shall be */ -/* included in all copies or substantial portions of the Software. */ -/* */ -/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ -/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ -/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ -/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ -/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ -/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ -/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ -/*************************************************************************/ +/**************************************************************************/ +/* importer_mesh.cpp */ +/**************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/**************************************************************************/ +/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ +/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/**************************************************************************/ #include "importer_mesh.h" +#include "core/io/marshalls.h" #include "core/math/random_pcg.h" #include "core/math/static_raycaster.h" #include "scene/resources/surface_tool.h" @@ -255,7 +256,7 @@ void ImporterMesh::set_surface_material(int p_surface, const Ref<Material> &p_ma } #define VERTEX_SKIN_FUNC(bone_count, vert_idx, read_array, write_array, transform_array, bone_array, weight_array) \ - Vector3 transformed_vert = Vector3(); \ + Vector3 transformed_vert; \ 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]; \ @@ -363,9 +364,7 @@ void ImporterMesh::generate_lods(float p_normal_merge_angle, float p_normal_spli const LocalVector<Pair<int, int>> &close_verts = E->value; bool found = false; - for (unsigned int k = 0; k < close_verts.size(); k++) { - const Pair<int, int> &idx = close_verts[k]; - + for (const Pair<int, int> &idx : close_verts) { bool is_uvs_close = (!uvs_ptr || uvs_ptr[j].distance_squared_to(uvs_ptr[idx.second]) < CMP_EPSILON2); bool is_uv2s_close = (!uv2s_ptr || uv2s_ptr[j].distance_squared_to(uv2s_ptr[idx.second]) < CMP_EPSILON2); ERR_FAIL_INDEX(idx.second, normals.size()); @@ -424,9 +423,8 @@ void ImporterMesh::generate_lods(float p_normal_merge_angle, float p_normal_spli normal_weights[j] = 2.0; // Give some weight to normal preservation, may be worth exposing as an import setting } - const float max_mesh_error = FLT_MAX; // We don't want to limit by error, just by index target - float scale = SurfaceTool::simplify_scale_func((const float *)merged_vertices_ptr, merged_vertex_count, sizeof(Vector3)); - float mesh_error = 0.0f; + Vector<float> merged_vertices_f32 = vector3_to_float32_array(merged_vertices_ptr, merged_vertex_count); + float scale = SurfaceTool::simplify_scale_func(merged_vertices_f32.ptr(), merged_vertex_count, sizeof(float) * 3); unsigned int index_target = 12; // Start with the smallest target, 4 triangles unsigned int last_index_count = 0; @@ -446,11 +444,27 @@ void ImporterMesh::generate_lods(float p_normal_merge_angle, float p_normal_spli raycaster->commit(); } + const float max_mesh_error = FLT_MAX; // We don't want to limit by error, just by index target + float mesh_error = 0.0f; + while (index_target < index_count) { PackedInt32Array new_indices; new_indices.resize(index_count); - size_t new_index_count = SurfaceTool::simplify_with_attrib_func((unsigned int *)new_indices.ptrw(), (const uint32_t *)merged_indices_ptr, index_count, (const float *)merged_vertices_ptr, merged_vertex_count, sizeof(Vector3), index_target, max_mesh_error, &mesh_error, (float *)merged_normals.ptr(), normal_weights.ptr(), 3); + Vector<float> merged_normals_f32 = vector3_to_float32_array(merged_normals.ptr(), merged_normals.size()); + const int simplify_options = SurfaceTool::SIMPLIFY_LOCK_BORDER; + + size_t new_index_count = SurfaceTool::simplify_with_attrib_func( + (unsigned int *)new_indices.ptrw(), + (const uint32_t *)merged_indices_ptr, index_count, + merged_vertices_f32.ptr(), merged_vertex_count, + sizeof(float) * 3, // Vertex stride + index_target, + max_mesh_error, + simplify_options, + &mesh_error, + merged_normals_f32.ptr(), + normal_weights.ptr(), 3); if (new_index_count < last_index_count * 1.5f) { index_target = index_target * 1.5f; @@ -585,8 +599,7 @@ void ImporterMesh::generate_lods(float p_normal_merge_angle, float p_normal_spli const LocalVector<int> &corners = vertex_corners[j]; const Vector3 &vertex_normal = normals_ptr[j]; - for (unsigned int k = 0; k < corners.size(); k++) { - const int &corner_idx = corners[k]; + for (const int &corner_idx : corners) { const Vector3 &ray_normal = ray_normals[corner_idx]; if (ray_normal.length_squared() < CMP_EPSILON2) { @@ -621,8 +634,8 @@ void ImporterMesh::generate_lods(float p_normal_merge_angle, float p_normal_spli split_vertex_indices.push_back(j); split_vertex_normals.push_back(n); int new_idx = split_vertex_count++; - for (unsigned int l = 0; l < group_indices.size(); l++) { - new_indices_ptr[group_indices[l]] = new_idx; + for (const int &index : group_indices) { + new_indices_ptr[index] = new_idx; } } } @@ -971,10 +984,10 @@ Vector<Ref<Shape3D>> ImporterMesh::convex_decompose(const Mesh::ConvexDecomposit return ret; } -Ref<Shape3D> ImporterMesh::create_trimesh_shape() const { +Ref<ConcavePolygonShape3D> ImporterMesh::create_trimesh_shape() const { Vector<Face3> faces = get_faces(); if (faces.size() == 0) { - return Ref<Shape3D>(); + return Ref<ConcavePolygonShape3D>(); } Vector<Vector3> face_points; @@ -1047,6 +1060,8 @@ struct EditorSceneFormatImporterMeshLightmapSurface { String name; }; +static const uint32_t custom_shift[RS::ARRAY_CUSTOM_COUNT] = { Mesh::ARRAY_FORMAT_CUSTOM0_SHIFT, Mesh::ARRAY_FORMAT_CUSTOM1_SHIFT, Mesh::ARRAY_FORMAT_CUSTOM2_SHIFT, Mesh::ARRAY_FORMAT_CUSTOM3_SHIFT }; + Error ImporterMesh::lightmap_unwrap_cached(const Transform3D &p_base_transform, float p_texel_size, const Vector<uint8_t> &p_src_cache, Vector<uint8_t> &r_dst_cache) { ERR_FAIL_COND_V(!array_mesh_lightmap_unwrap_callback, ERR_UNCONFIGURED); ERR_FAIL_COND_V_MSG(blend_shapes.size() != 0, ERR_UNAVAILABLE, "Can't unwrap mesh with blend shapes."); @@ -1167,9 +1182,6 @@ Error ImporterMesh::lightmap_unwrap_cached(const Transform3D &p_base_transform, return ERR_CANT_CREATE; } - //remove surfaces - clear(); - //create surfacetools for each surface.. LocalVector<Ref<SurfaceTool>> surfaces_tools; @@ -1179,9 +1191,16 @@ Error ImporterMesh::lightmap_unwrap_cached(const Transform3D &p_base_transform, st->begin(Mesh::PRIMITIVE_TRIANGLES); st->set_material(lightmap_surfaces[i].material); st->set_meta("name", lightmap_surfaces[i].name); + + for (int custom_i = 0; custom_i < RS::ARRAY_CUSTOM_COUNT; custom_i++) { + st->set_custom_format(custom_i, (SurfaceTool::CustomFormat)((lightmap_surfaces[i].format >> custom_shift[custom_i]) & RS::ARRAY_FORMAT_CUSTOM_MASK)); + } surfaces_tools.push_back(st); //stay there } + //remove surfaces + clear(); + print_verbose("Mesh: Gen indices: " + itos(gen_index_count)); //go through all indices @@ -1218,6 +1237,11 @@ Error ImporterMesh::lightmap_unwrap_cached(const Transform3D &p_base_transform, if (lightmap_surfaces[surface].format & Mesh::ARRAY_FORMAT_WEIGHTS) { surfaces_tools[surface]->set_weights(v.weights); } + for (int custom_i = 0; custom_i < RS::ARRAY_CUSTOM_COUNT; custom_i++) { + if ((lightmap_surfaces[surface].format >> custom_shift[custom_i]) & RS::ARRAY_FORMAT_CUSTOM_MASK) { + surfaces_tools[surface]->set_custom(custom_i, v.custom[custom_i]); + } + } Vector2 uv2(gen_uvs[gen_indices[i + j] * 2 + 0], gen_uvs[gen_indices[i + j] * 2 + 1]); surfaces_tools[surface]->set_uv2(uv2); @@ -1227,10 +1251,11 @@ Error ImporterMesh::lightmap_unwrap_cached(const Transform3D &p_base_transform, } //generate surfaces - for (unsigned int i = 0; i < surfaces_tools.size(); i++) { - surfaces_tools[i]->index(); - Array arrays = surfaces_tools[i]->commit_to_arrays(); - add_surface(surfaces_tools[i]->get_primitive_type(), arrays, Array(), Dictionary(), surfaces_tools[i]->get_material(), surfaces_tools[i]->get_meta("name")); + for (int i = 0; i < lightmap_surfaces.size(); i++) { + Ref<SurfaceTool> &tool = surfaces_tools[i]; + tool->index(); + Array arrays = tool->commit_to_arrays(); + add_surface(tool->get_primitive_type(), arrays, Array(), Dictionary(), tool->get_material(), tool->get_meta("name"), lightmap_surfaces[i].format); } set_lightmap_size_hint(Size2(size_x, size_y)); |