axmol/cocos/3d/CCObjLoader.h

88 lines
2.1 KiB
C++

//
// Copyright 2012-2013, Syoyo Fujita.
//
// Licensed under 2-clause BSD liecense.
//
// copied from Syoyo Fujita
// https://github.com/syoyo/tinyobjloader
#ifndef __CCOBJLOADER_H__
#define __CCOBJLOADER_H__
#include <string>
#include <vector>
#include <map>
#include "base/ccTypes.h"
NS_CC_BEGIN
class ObjLoader
{
public:
typedef struct
{
std::string name;
float ambient[3];
float diffuse[3];
float specular[3];
float transmittance[3];
float emission[3];
float shininess;
float ior; // index of refraction
float dissolve; // 1 == opaque; 0 == fully transparent
// illumination model (see http://www.fileformat.info/format/material/)
int illum;
std::string ambient_texname;
std::string diffuse_texname;
std::string specular_texname;
std::string normal_texname;
std::map<std::string, std::string> unknown_parameter;
} material_t;
typedef struct
{
std::vector<unsigned short> indices;
} mesh_t;
typedef struct
{
std::string name;
material_t material;
mesh_t mesh;
} shape_t;
typedef struct
{
std::vector<float> positions;
std::vector<float> normals;
std::vector<float> texcoords;
std::vector<shape_t> shapes;
void reset()
{
positions.clear();
normals.clear();
texcoords.clear();
shapes.clear();
}
}shapes_t;
/// Loads .obj from a file.
/// 'shapes' will be filled with parsed shape data
/// The function returns error string.
/// Returns empty string when loading .obj success.
/// 'mtl_basepath' is optional, and used for base path for .mtl file.
static std::string LoadObj(
shapes_t& shapes, // [output]
const char* filename,
const char* mtl_basepath = NULL);
};
NS_CC_END
#endif // _TINY_OBJ_LOADER_H