102 lines
2.6 KiB
C++
102 lines
2.6 KiB
C++
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#ifndef WFOBJ_H
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#define WFOBJ_H
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#include <GL/gl.h>
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#include <vector>
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#include <string>
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#include <map>
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class WFObj
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{
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public:
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/* types */
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typedef bool (*loadfile_t)(const char *fname, Buffer *buff);
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typedef GLuint (*loadtexture_t)(const char *fname);
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class Buffer
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{
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public:
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uint8_t *data;
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size_t length;
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};
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class WFMtl
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{
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public:
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WFMtl(WFObj * obj) { m_obj = obj; }
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bool load(const FileLoader::Path & path);
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void renderBegin(const std::string & mtlname,
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bool doTextureInfo = true,
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bool enableBlending = false);
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void renderEnd(const std::string & mtlname,
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bool doTextureInfo = true,
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bool enableBlending = false);
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protected:
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/* methods */
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void clear();
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void processInputLine(const std::string & input);
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void pushAttributes();
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bool load(std::istream & istr, unsigned int size);
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/* variables */
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std::map< std::string, std::vector< std::vector<std::string> > > m_data;
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std::string m_currentMaterialName;
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bool m_attributesPushed;
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FileLoader::Path m_path;
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WFObj * m_obj;
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};
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enum { VERTEX, VERTEX_TEXTURE, VERTEX_NORMAL, VERTEX_TYPES };
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/* constructors */
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WFObj(loadfile_t lf = NULL, loadtexture_t lt = NULL);
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~WFObj();
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/* methods */
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bool load(const char *fname);
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bool load(const Buffer &buff);
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GLuint render(int flags);
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const float * const getAABB() { return m_aabb; }
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protected:
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/* types */
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class Vertex
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{
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public:
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float operator[](int idx) const { return data[idx]; }
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float & operator[](int idx) { return data[idx]; }
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float * getData() { return data; }
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private:
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float data[4];
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};
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class VertexRef
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{
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public:
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VertexRef() : vertex(0), texture(0), normal(0) {}
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int vertex;
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int texture;
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int normal;
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};
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/* methods */
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void clear();
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void processInputLine(const std::string & input);
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Vertex readVertex(const std::vector<std::string> & parts);
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void parseVertexIndices(const std::string & vtxref, int * ret);
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void updateAABB(const float * const vertex);
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static Buffer loadfile(const char *path);
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std::string getLine(const Buff & buff, size_t idx, size_t *update_idx);
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/* variables */
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std::vector<Vector> m_vertices[VERTEX_TYPES];
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FileLoader::Path m_path;
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float m_aabb[6];
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loadfile_t m_loadfile;
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loadtexture_t m_loadtexture;
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};
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#endif
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