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Sourcecode: vdrift version File versions


#ifndef MODEL_H

#include <stdio.h>                  // Header File For Standard Input/Output
#include <stdlib.h>
#include <GL/gl.h>
#include <GL/glu.h>
#include <string>
#include <iostream>
#include <fstream>
#include <cmath>
#include <cassert>
#include <stdint.h>

#include <string>
#include <vector>

#ifdef __APPLE__
#include <machine/endian.h>

using namespace std;

#include "quat.h"
#include "utility.h"
#include "textures.h"
#include "joepack.h"
//#include "settings.h"
//#include "terrain.h"
#include "camera.h"
#include "globals.h"


#define INTERSECT_FUNCTION utility.IntersectTriangleF

#define JOE_MAX_TRIANGLES       4096
#define JOE_MAX_VERTICES        2048
#define JOE_MAX_TEXCOORDS       2048
#define JOE_MAX_FRAMES          512

#define JOE_VERSION 3

//uv coords

#define MAX_FILENAME_LEN 1024


//texture files
//#define NUM_TEXTURES 2

//#define MODEL_SCALE 0.63
#define MODEL_SCALE 1.0
//#define MODEL_SCALE 0.1
//#define MODEL_SCALE 0.7

#define ENDIAN_SWAP_16(A)  (A)
#define ENDIAN_SWAP_32(A)  (A)
#define ENDIAN_SWAP_16(A)  ((((uint16_t)(A) & 0xff00) >> 8) | \
                   (((uint16_t)(A) & 0x00ff) << 8))
#define ENDIAN_SWAP_32(A)  ((((uint32_t)(A) & 0xff000000) >> 24) | \
                   (((uint32_t)(A) & 0x00ff0000) >> 8)  | \
                   (((uint32_t)(A) & 0x0000ff00) << 8)  | \
                   (((uint32_t)(A) & 0x000000ff) << 24))
#define ENDIAN_SWAP_FLOAT(A)  LoadLEFloat(&(A))

inline float LoadLEFloat( float *f )
       #define __stwbrx( value, base, index ) \
               __asm__ ( "stwbrx %0, %1, %2" :  : "r" (value), "b%" (index), "r" (base) : "memory" )

               long            i;
               float           f;
       } transfer;

       //load the float into the integer unit
       unsigned int    temp = ((long*) f)[0];

       //store it to the transfer union, with byteswapping
       __stwbrx( temp,  &transfer.i, 0);       

       //load it into the FPU and return it
       return transfer.f;

typedef unsigned char byte;

// This holds the header information that is read in at the beginning of the file
struct JOEHeader
      int magic;                   // This is used to identify the file
      int version;                 // The version number of the file
      int num_faces;                // The number of faces (polygons)
      int num_frames;               // The number of animation frames

// This is used to store the vertices that are read in for the current frame
struct JOEVertex
      float vertex[3];

// This stores the indices into the vertex and texture coordinate arrays
struct JOEFace
      short vertexIndex[3];
      short normalIndex[3];
      //short textureIndex[JOE_MAX_TEXTURES*3];
      short textureIndex[JOE_MAX_TEXTURES*3];

// This stores UV coordinates
struct JOETexCoord
      float u, v;

// This stores the frames vertices after they have been transformed
struct JOEFrame
      int num_verts;
      int num_texcoords;
      int num_normals;
      JOEFace * faces;
      JOEVertex * verts;
      JOEVertex * normals;
      JOETexCoord * texcoords;

/*// This holds the information for a material.  It may be a texture map of a color.
// Some of these are not used, but I left them because you will want to eventually
// read in the UV tile ratio and the UV tile offset for some models.
struct tMaterialInfo
    char  strName[255];         // The texture name
    char  strFile[255];         // The texture file name (If this is set it's a texture map)
    byte  color[3];             // The color of the object (R, G, B)
    int   texureId;             // the texture ID
    float uTile;                // u tiling of texture  (Currently not used)
    float vTile;                // v tiling of texture  (Currently not used)
    float uOffset;              // u offset of texture  (Currently not used)
    float vOffset;              // v offset of texture  (Currently not used)
} ;*/

// This holds all the information for our model/scene. 
struct JOEObject 
      JOEHeader info;
      JOEFrame * frames;

// This class handles all of the loading code

    JOEMODEL();                             // This inits the data members

    bool Load(string strFileName) {return Load(strFileName, true);}
      bool Load(string strFileName, bool autoloadtexture);
      bool Load(string strFileName, bool autoloadtexture, JOEPACK * pack);
      bool LoadFromHandle(FILE * f, JOEPACK * pack);
      int BinaryRead(void * buffer, unsigned int size, unsigned int count, FILE * f, JOEPACK * pack);
      void Draw(int frame, float t);
      void Draw(int frame, int nextframe, float t);
      void DrawStatic(); //draw frame 0, optimized for speed

      void NewDraw(int frame, float t, VERTEX lightdir, QUATERNION rotation, int pass);
      void NewDraw(int frame, int nextframe, float t, VERTEX lightdir, QUATERNION rotation, int pass);

      //GLuint GetTex(int tnum);
      //void SetBaseTexture(int tid);

      void NoTexture(int tid) {if (tid < MAX_TEXTURE_UNITS) texturemode[tid] = TEXTUREMODE_NOTEX;}
      void Texture(string texturename, int tid);
      void ReflectionTexture(string texturename, int tid);
      void AdditiveTexture(string texturename, int tid);
      void TextureID(TEXTURE_HANDLE * texid, int tid) {if (tid < MAX_TEXTURE_UNITS) {texturemode[tid] = TEXTUREMODE_TEX; textureid[tid] = *texid; autounload[tid] = false;}}
      void ReflectionTextureID(TEXTURE_HANDLE * texid, int tid) {if (tid < MAX_TEXTURE_UNITS) {texturemode[tid] = TEXTUREMODE_REFLECTION; textureid[tid] = *texid; autounload[tid] = false;}}
      void AdditiveTextureID(TEXTURE_HANDLE * texid, int tid) {if (tid < MAX_TEXTURE_UNITS) {texturemode[tid] = TEXTUREMODE_ADD; textureid[tid] = *texid; autounload[tid] = false;}}
      void SetTU(int tuid, bool tue) {tuenable[tuid] = tue;}

      float GetRadius() {return radius + 0.5f;}
      float GetRadiusXZ() {return radiusxz;}
      unsigned int GetFaces() {if (!loadedfile) return 0; else return pObject->info.num_faces;}
      bool Collide(VERTEX origin, VERTEX direction, VERTEX &outtri, bool closest);
      inline float * GetVert(short index) {return pObject->frames[0].verts[index].vertex;}
      short * GetFace(short index) {return pObject->frames[0].faces[index].vertexIndex;}
      inline float * GetNorm(short index) {return pObject->frames[0].normals[index].vertex;}
      short * GetNormIdx(short index) {return pObject->frames[0].faces[index].normalIndex;}
      AABB & GetBBOX() {return bbox;}

      int collidecache[NUM_COLLIDE_CACHE];
      int collidecachepos;

      AABB bbox;
      string FileToPNG(string filename);
      string FileToTexturesizePNG(string filename);
      float radius; //used for frustum culling
      float radiusxz; //used to get an object's vertical profile
      GLuint static_list;

      bool loadedfile;
      inline void ColorFromNormal(VERTEX &norm, VERTEX &ldir);
      inline void TexCoordFromNormal(VERTEX &norm, VERTEX &ldir);

      void CorrectEndian(struct JOEFace * p, int num);
      void CorrectEndian(struct JOEVertex *p, int num);
      void CorrectEndian(struct JOETexCoord *p, int num);

      // This reads in the data from the MD2 file and stores it in the member variables
      void ReadData(FILE *m_FilePointer, JOEPACK * pack);

      // This frees memory and closes the file
      void CleanUp(FILE *m_FilePointer, JOEPACK * pack);
      // The file pointer
      //FILE *m_FilePointer;

      //GLuint texid[NUM_TEXTURES];
      int texturemode[MAX_TEXTURE_UNITS];
      bool tuenable[MAX_TEXTURE_UNITS];
      bool autounload[MAX_TEXTURE_UNITS];

      //bool has_paint;
      //int numtex;
      string modelpath;
      //int active_base;
      //bool has_illum;
      //GLuint illum_tex;
      // Member variables

      JOEObject * pObject;
      /*tMd2Header              m_Header;           // The header data
      tMd2Skin                *m_pSkins;          // The skin data
      tMd2TexCoord            *m_pTexCoords;      // The texture coordinates
      tMd2Face                *m_pTriangles;      // Face index information
      tMd2Frame               *m_pFrames;         // The frames of animation (vertices)
      int numOfObjects;                   // The number of objects in the model
      int numOfMaterials;                 // The number of materials for the model
      int numOfAnimations;                // The number of animations in this model (NEW)
      int currentAnim;                    // The current index into pAnimations list (NEW)
      //int currentFrame;                   // The current frame of the current animation (NEW)
      vector<tAnimationInfo> pAnimations; // The list of animations (NEW)
      //vector<tMaterialInfo> pMaterials;   // The list of material information (Textures and colors)
      vector<t3DObject> pObject;          // The object list for our model*/

#define MODEL_H

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