134 lines
5.2 KiB
C++
134 lines
5.2 KiB
C++
/*************************************************************************/
|
|
/* surface_tool.h */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2018 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. */
|
|
/*************************************************************************/
|
|
#ifndef SURFACE_TOOL_H
|
|
#define SURFACE_TOOL_H
|
|
|
|
#include "scene/resources/mesh.h"
|
|
|
|
#include "thirdparty/misc/mikktspace.h"
|
|
|
|
class SurfaceTool : public Reference {
|
|
|
|
OBJ_TYPE(SurfaceTool, Reference);
|
|
|
|
public:
|
|
struct Vertex {
|
|
|
|
Vector3 vertex;
|
|
Color color;
|
|
Vector3 normal; // normal, binormal, tangent
|
|
Vector3 binormal;
|
|
Vector3 tangent;
|
|
Vector2 uv;
|
|
Vector2 uv2;
|
|
Vector<int> bones;
|
|
Vector<float> weights;
|
|
|
|
bool operator==(const Vertex &p_vertex) const;
|
|
|
|
Vertex() {}
|
|
};
|
|
|
|
private:
|
|
struct VertexHasher {
|
|
static _FORCE_INLINE_ uint32_t hash(const Vertex &p_vtx);
|
|
};
|
|
|
|
bool begun;
|
|
bool first;
|
|
Mesh::PrimitiveType primitive;
|
|
int format;
|
|
Ref<Material> material;
|
|
//arrays
|
|
List<Vertex> vertex_array;
|
|
List<int> index_array;
|
|
Map<int, bool> smooth_groups;
|
|
|
|
//memory
|
|
Color last_color;
|
|
Vector3 last_normal;
|
|
Vector2 last_uv;
|
|
Vector2 last_uv2;
|
|
Vector<int> last_bones;
|
|
Vector<float> last_weights;
|
|
Plane last_tangent;
|
|
|
|
void _create_list(const Ref<Mesh> &p_existing, int p_surface, List<Vertex> *r_vertex, List<int> *r_index, int &lformat);
|
|
|
|
//mikktspace callbacks
|
|
static int mikktGetNumFaces(const SMikkTSpaceContext *pContext);
|
|
static int mikktGetNumVerticesOfFace(const SMikkTSpaceContext *pContext, const int iFace);
|
|
static void mikktGetPosition(const SMikkTSpaceContext *pContext, float fvPosOut[], const int iFace, const int iVert);
|
|
static void mikktGetNormal(const SMikkTSpaceContext *pContext, float fvNormOut[], const int iFace, const int iVert);
|
|
static void mikktGetTexCoord(const SMikkTSpaceContext *pContext, float fvTexcOut[], const int iFace, const int iVert);
|
|
static void mikktSetTSpaceBasic(const SMikkTSpaceContext *pContext, const float fvTangent[], const float fSign, const int iFace, const int iVert);
|
|
|
|
protected:
|
|
static void _bind_methods();
|
|
|
|
public:
|
|
void begin(Mesh::PrimitiveType p_primitive);
|
|
|
|
void add_vertex(const Vector3 &p_vertex);
|
|
void add_color(Color p_color);
|
|
void add_normal(const Vector3 &p_normal);
|
|
void add_tangent(const Plane &p_tangent);
|
|
void add_uv(const Vector2 &p_uv);
|
|
void add_uv2(const Vector2 &p_uv);
|
|
void add_bones(const Vector<int> &p_indices);
|
|
void add_weights(const Vector<float> &p_weights);
|
|
void add_smooth_group(bool p_smooth);
|
|
|
|
void add_triangle_fan(const Vector<Vector3> &p_vertexes, 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>());
|
|
|
|
void add_index(int p_index);
|
|
|
|
void index();
|
|
void deindex();
|
|
void generate_normals();
|
|
void generate_tangents();
|
|
|
|
void add_to_format(int p_flags) { format |= p_flags; }
|
|
|
|
void set_material(const Ref<Material> &p_material);
|
|
|
|
void clear();
|
|
|
|
List<Vertex> &get_vertex_array() { return vertex_array; }
|
|
|
|
void create_from(const Ref<Mesh> &p_existing, int p_surface);
|
|
void append_from(const Ref<Mesh> &p_existing, int p_surface, const Transform &p_xform);
|
|
Ref<Mesh> commit(const Ref<Mesh> &p_existing = Ref<Mesh>());
|
|
|
|
SurfaceTool();
|
|
};
|
|
|
|
#endif
|