2023-01-10 15:26:54 +01:00
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/**************************************************************************/
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/* surface_tool.h */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/**************************************************************************/
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2018-01-05 00:50:27 +01:00
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2014-02-10 02:10:30 +01:00
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#ifndef SURFACE_TOOL_H
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#define SURFACE_TOOL_H
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2017-03-05 16:44:50 +01:00
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#include "scene/resources/mesh.h"
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2014-02-10 02:10:30 +01:00
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2017-04-28 19:28:21 +02:00
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#include "thirdparty/misc/mikktspace.h"
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2014-02-10 02:10:30 +01:00
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class SurfaceTool : public Reference {
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2017-03-05 16:44:50 +01:00
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GDCLASS(SurfaceTool, Reference);
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2022-05-31 20:26:21 +02:00
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friend class MergingTool;
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2017-03-05 16:44:50 +01:00
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2014-02-10 02:10:30 +01:00
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public:
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struct Vertex {
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2022-12-07 14:54:59 +01:00
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enum { MAX_BONES = 4 };
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2017-03-05 16:44:50 +01:00
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Vector3 vertex;
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Color color;
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Vector3 normal; // normal, binormal, tangent
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Vector3 binormal;
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Vector3 tangent;
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Vector2 uv;
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Vector2 uv2;
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2022-12-07 14:54:59 +01:00
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int16_t bones[MAX_BONES];
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float weights[MAX_BONES];
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int32_t num_bones = 0;
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2014-02-10 02:10:30 +01:00
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2017-03-05 16:44:50 +01:00
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bool operator==(const Vertex &p_vertex) const;
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2014-05-14 06:22:15 +02:00
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2017-03-05 16:44:50 +01:00
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Vertex() {}
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2014-02-10 02:10:30 +01:00
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};
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private:
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2014-05-14 06:22:15 +02:00
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struct VertexHasher {
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static _FORCE_INLINE_ uint32_t hash(const Vertex &p_vtx);
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};
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2014-02-10 02:10:30 +01:00
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2019-04-13 20:19:26 +02:00
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struct WeightSort {
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int index;
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float weight;
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bool operator<(const WeightSort &p_right) const {
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return weight < p_right.weight;
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}
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};
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2014-02-10 02:10:30 +01:00
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bool begun;
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bool first;
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Mesh::PrimitiveType primitive;
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uint32_t format;
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2014-02-10 02:10:30 +01:00
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Ref<Material> material;
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2022-12-07 14:54:59 +01:00
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2014-02-10 02:10:30 +01:00
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//arrays
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2022-12-07 14:54:59 +01:00
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LocalVector<Vertex> vertex_array;
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LocalVector<int> index_array;
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2017-03-05 16:44:50 +01:00
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Map<int, bool> smooth_groups;
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2014-02-10 02:10:30 +01:00
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//memory
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Color last_color;
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Vector3 last_normal;
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Vector2 last_uv;
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Vector2 last_uv2;
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Vector<int> last_bones;
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Vector<float> last_weights;
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Plane last_tangent;
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2022-12-07 14:54:59 +01:00
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void _create_list_from_arrays(Array arr, LocalVector<Vertex> *r_vertex, LocalVector<int> *r_index, uint32_t &lformat);
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void _create_list(const Ref<Mesh> &p_existing, int p_surface, LocalVector<Vertex> *r_vertex, LocalVector<int> *r_index, uint32_t &lformat);
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void _apply_smoothing_group(HashMap<Vertex, Vector3, VertexHasher> &r_vertex_hash, uint32_t p_from, uint32_t p_to, bool &r_smooth);
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void _mask_format_flags(uint32_t p_mask) { format &= p_mask; }
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bool _sanitize_last_bones_and_weights();
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uint32_t get_num_draw_vertices() const { return index_array.size() ? index_array.size() : vertex_array.size(); }
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2014-10-14 06:01:25 +02:00
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//mikktspace callbacks
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2017-03-05 16:44:50 +01:00
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static int mikktGetNumFaces(const SMikkTSpaceContext *pContext);
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static int mikktGetNumVerticesOfFace(const SMikkTSpaceContext *pContext, const int iFace);
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static void mikktGetPosition(const SMikkTSpaceContext *pContext, float fvPosOut[], const int iFace, const int iVert);
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static void mikktGetNormal(const SMikkTSpaceContext *pContext, float fvNormOut[], const int iFace, const int iVert);
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static void mikktGetTexCoord(const SMikkTSpaceContext *pContext, float fvTexcOut[], const int iFace, const int iVert);
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2017-08-29 13:47:29 +02:00
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static void mikktSetTSpaceDefault(const SMikkTSpaceContext *pContext, const float fvTangent[], const float fvBiTangent[], const float fMagS, const float fMagT,
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const tbool bIsOrientationPreserving, const int iFace, const int iVert);
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2014-02-10 02:10:30 +01:00
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2017-03-05 16:44:50 +01:00
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protected:
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2014-02-10 02:10:30 +01:00
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static void _bind_methods();
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public:
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void begin(Mesh::PrimitiveType p_primitive);
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2017-03-05 16:44:50 +01:00
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void add_vertex(const Vector3 &p_vertex);
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void add_color(Color p_color);
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void add_normal(const Vector3 &p_normal);
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void add_tangent(const Plane &p_tangent);
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void add_uv(const Vector2 &p_uv);
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2017-08-11 21:10:05 +02:00
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void add_uv2(const Vector2 &p_uv2);
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void add_bones(const Vector<int> &p_bones);
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2017-03-05 16:44:50 +01:00
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void add_weights(const Vector<float> &p_weights);
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2014-05-14 06:22:15 +02:00
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void add_smooth_group(bool p_smooth);
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2014-02-10 02:10:30 +01:00
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2019-02-13 09:23:29 +01:00
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void add_triangle_fan(const Vector<Vector3> &p_vertices, const Vector<Vector2> &p_uvs = Vector<Vector2>(), const Vector<Color> &p_colors = Vector<Color>(), const Vector<Vector2> &p_uv2s = Vector<Vector2>(), const Vector<Vector3> &p_normals = Vector<Vector3>(), const Vector<Plane> &p_tangents = Vector<Plane>());
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2016-04-18 19:33:54 +02:00
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2017-03-05 16:44:50 +01:00
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void add_index(int p_index);
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2014-02-10 02:10:30 +01:00
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void index();
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void deindex();
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2018-02-14 20:14:23 +01:00
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void generate_normals(bool p_flip = false);
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2014-02-10 02:10:30 +01:00
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void generate_tangents();
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2017-03-05 16:44:50 +01:00
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void set_material(const Ref<Material> &p_material);
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2014-02-10 02:10:30 +01:00
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void clear();
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2022-12-07 14:54:59 +01:00
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LocalVector<Vertex> &get_vertex_array() { return vertex_array; }
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2014-02-10 02:10:30 +01:00
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2017-08-02 20:34:55 +02:00
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void create_from_triangle_arrays(const Array &p_arrays);
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2017-12-09 18:11:26 +01:00
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static Vector<Vertex> create_vertex_array_from_triangle_arrays(const Array &p_arrays);
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2017-08-02 20:34:55 +02:00
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Array commit_to_arrays();
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2017-03-05 16:44:50 +01:00
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void create_from(const Ref<Mesh> &p_existing, int p_surface);
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2019-07-10 11:54:12 +02:00
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void create_from_blend_shape(const Ref<Mesh> &p_existing, int p_surface, const String &p_blend_shape_name);
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2017-03-05 16:44:50 +01:00
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void append_from(const Ref<Mesh> &p_existing, int p_surface, const Transform &p_xform);
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2017-12-09 18:11:26 +01:00
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Ref<ArrayMesh> commit(const Ref<ArrayMesh> &p_existing = Ref<ArrayMesh>(), uint32_t p_flags = Mesh::ARRAY_COMPRESS_DEFAULT);
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2022-05-31 20:26:21 +02:00
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int create_from_subset(const SurfaceTool &p_source, const LocalVector<uint32_t> &p_ids, uint32_t p_subset_id);
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2014-02-10 02:10:30 +01:00
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SurfaceTool();
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};
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2022-07-25 12:33:41 +02:00
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#endif // SURFACE_TOOL_H
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