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path: root/matchblox/main.cpp
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#ifdef G_OS_WIN32
  #define WIN32_LEAN_AND_MEAN 1
  #include <windows.h>
  #define sleep Sleep
#else
  #define FALSE 0
  #define TRUE !FALSE
  #include <unistd.h>
#endif

#include <GL/glew.h>
#include <GL/glut.h>
#include <iostream>
#include <fstream>

#include <math.h>

#include "typedefs.h"
#include "menu.h"
#include "textfile.h"

#include "C_MatchBloxEngine.h"
#include "wiimote_utils.h"

#define SCREEN_WIDTH  640
#define SCREEN_HEIGHT 480

#define KEY_ESCAPE 27

GameState_t  g_GameState;
C_MatchBloxEngine *g_pEngine;

bool InitWiiMotes()
{
  //connect to the wiimote(s)

  //create an abstract wiimote interface 
#ifdef USE_WIIYOURSELF
  g_GameState.m_pWiimote[0] = new WiiYourselfWiimote();
#endif //USE_WIIYOURSELF

  printf("connecting:\n");
  int retries = 10;
  while(!g_GameState.m_pWiimote[0]->Connect() && retries > 0)
  {
    sleep(100);
    printf(".");
    //retries--;
  }
  
  if (g_GameState.m_pWiimote[0]->IsConnected())
  {
    printf("connected\n");

    g_GameState.m_pWiimote[0]->SetLeds(0x0f);
    
    g_GameState.m_pWiimote[0]->StartRumble();  
    sleep(500);
    g_GameState.m_pWiimote[0]->StopRumble();

    return true;
  }
  else
  {
    return false;
  }
}


void init_gl(void)
{
  GLfloat l_fLightpos[4] = {0.0, 1.0, 1.0, 0.0};
  glClearColor(1, 0.4, 0.2, 1.0);
  glClearDepth(1000.0);
  glShadeModel(GL_SMOOTH);
  glEnable(GL_DEPTH_TEST);
  glEnable(GL_LIGHTING);
  glEnable(GL_LIGHT0);
  glLightfv(GL_LIGHT0, GL_POSITION, l_fLightpos);
  glEnable(GL_NORMALIZE);
  glDisable(GL_TEXTURE_2D);
  
  glColorMaterial(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE);
} // init_gl

void idle_func(void)
{
  struct input_payload_wiimote wiimote_payload;
  struct messageq_s message;

  //wiimote_payload.posDataValid = false;
  g_GameState.m_pWiimote[0]->FillWiimoteMsgPayload(wiimote_payload, 205.0); // << should be a sensor bar led distance
  
  message.recipient = MESSAGE_MENU | MESSAGE_RENDERER;
  message.sender = MESSAGE_INPUT_WIIMOTE;
  message.payload = &wiimote_payload;
  message.payload_size = sizeof(input_payload_wiimote);
  messageq_send(&message);

  g_pEngine->ProcessMsgs();

  //call engine idle func
  MenuProcessMessage();

  glutPostRedisplay();
}

void render_scene(void)
{
  glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

  input_payload_wiimote l_HTWiimote;
  l_HTWiimote.posDataValid = false;

  g_GameState.m_pWiimote[0]->FillWiimoteMsgPayload(l_HTWiimote, 210.0);
  g_pEngine->Render(glutGet(GLUT_ELAPSED_TIME), l_HTWiimote, g_GameState.m_FrustumParms);  

  //render the menu
  glDisable(GL_LIGHTING);
  glPushMatrix();
  MenuRender();
  glPopMatrix();
  glEnable(GL_LIGHTING);
  
  glutSwapBuffers();

} // render_scene

void reshape(int w, int h)
{
  //set the new viewport dimension
  glViewport(0, 0, w, h);
  glMatrixMode(GL_PROJECTION);
  glLoadIdentity();
  gluPerspective(90.0, ((GLdouble)h)/((GLdouble)w), 0.5, 100.0);
  glTranslated(0.0, 0.0, -0.5);
  glMatrixMode(GL_MODELVIEW);
  glLoadIdentity();
}

void process_normal_keys(unsigned char key, int x, int y)
{
  struct messageq_s message;
  struct input_payload_keyboard payload;

  message.recipient = MESSAGE_MENU | MESSAGE_RENDERER;
  message.sender = MESSAGE_INPUT_KEYBOARD;

  switch (key)
  {
    case KEY_ESCAPE:
      exit(0);
    break;
  }

  payload.specialkey = FALSE;
  payload.key = (int)key;
  payload.modifier = glutGetModifiers();
  payload.x = x;
  payload.y = y;

  message.payload = (struct input_payload_keyboard *)&payload;
  message.payload_size = sizeof(payload);
  messageq_send(&message);
} // process_normal_keys



void process_special_keys(int key, int x, int y)
{
  switch (key)
  {
	  // do sumting
    case 0:
    default:
      break;
  }


} // process_special_keys



void process_mouse(int button, int state, int x, int y)
{
  MenuMouseClick(button, state, x, y);
} // process_mouse



void process_passive_mouse(int x, int y)
{
  MenuMouseMove(x, y);
} // process_passive_mouse

void load_settings()
{  
  fstream             l_Stream;
  string              l_strLine, l_strValueName, l_strValue;
  double              l_dValue;
  string::size_type   l_posEqualSign,l_posDivideSign;

  //Open file
  l_Stream.open("settings.ini");
  if(!l_Stream.is_open()) 
  {
    std::cout << "Error, settings-file was unable to be opened.";
  }
  else
  {
    //Go through whole file
    while(!l_Stream.eof()) 
    {
    getline(l_Stream, l_strLine);
      
      //Search for =
      if (( l_posEqualSign = l_strLine.find_first_of("=")) != string::npos) 
      { //found one
        l_strValueName = l_strLine.substr( 0, l_posEqualSign);
        l_strValue = l_strLine.substr( l_posEqualSign + 1);
        l_dValue = (41.0*(M_PI/180.0))/1024.0;
        //Cast to double
        if ((l_posDivideSign = l_strValue.find_first_of("/")) != string::npos) //Check if it has a dividesign
        {
          l_dValue = atof(l_strValue.substr(0,l_posDivideSign).c_str())/atof(l_strValue.substr(l_posDivideSign+1).c_str());
        } 
        else
        {
          l_dValue = atof(l_strValue.c_str());
        }
          
        if (l_strValueName.compare("HeadTrackLedDistance") == 0)
          g_GameState.m_FrustumParms.m_dHeadTrackLedDist = l_dValue;
        
        if (l_strValueName.compare("RadiansPerCameraPixel") == 0)
          g_GameState.m_FrustumParms.m_dRadPerCameraPixel = l_dValue;

        if (l_strValueName.compare("YAngleCorrection") == 0)
          g_GameState.m_FrustumParms.m_dYAngleCorrection = l_dValue;

        if (l_strValueName.compare("CameraYOffset") == 0)
          g_GameState.m_FrustumParms.m_dCameraYOffset = l_dValue;

        if (l_strValueName.compare("ScreenHeightMM") == 0)
          g_GameState.m_FrustumParms.m_dScreenHeightMM = l_dValue;

        if (l_strValueName.compare("ScreenHeightWorld") == 0)
          g_GameState.m_FrustumParms.m_dScreenHeightWorld = l_dValue;

        if (l_strValueName.compare("EyeDistanceMM") == 0)
          g_GameState.m_FrustumParms.m_dEyeDistMM = l_dValue;

        if (l_strValueName.compare("DefHeadDistanceMM") == 0)
          g_GameState.m_FrustumParms.m_dDefHeadDistMM = l_dValue;

        if (l_strValueName.compare("CameraXCenter") == 0)
            g_GameState.m_FrustumParms.m_dCameraXCenter = l_dValue;

        if (l_strValueName.compare("CameraYCenter") == 0)
            g_GameState.m_FrustumParms.m_dCameraYCenter = l_dValue;
        
        if (l_strValueName.compare("ScreenAspect") == 0)
            g_GameState.m_FrustumParms.m_dScreenAspect = l_dValue;

        if (l_strValueName.compare("SensorbarLedDistanceMM") == 0)
            g_GameState.m_FrustumParms.m_dSensorbarLedDistMM = l_dValue;
      }//end found =-sign
    }//end while
    
    l_Stream.close();
  }
}

int main(int argc, char **argv)
{
  messageq_init();

  load_settings();

  glutInit(&argc, argv);
  glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
  //glutInitWindowSize(SCREEN_WIDTH, SCREEN_HEIGHT);
  glutCreateWindow("MatchBlox");

  glutReshapeFunc(reshape);
  glutDisplayFunc(render_scene);
  glutIdleFunc(idle_func);
  glutKeyboardFunc(process_normal_keys);
  glutSpecialFunc(process_special_keys);
  glutMouseFunc(process_mouse);
  glutPassiveMotionFunc(process_passive_mouse);
  glutSetCursor(GLUT_CURSOR_NONE);  

  init_gl();

  //init the GL Extension Wrangler library
  glewInit();

  //check for OpenGL 2.0 support
	if (!glewIsSupported("GL_VERSION_2_0"))
  {
		printf("Your graphics hardware/software does not support OpenGL 2.0\n");
		exit(1);
	}

  MenuInit(SCREEN_WIDTH, SCREEN_HEIGHT);
  InitWiiMotes();

  // initialise the stereo vision parameters << should be loaded from a textfile IS DONE
/*  g_GameState.m_FrustumParms.m_dEyeDistMM = 70.0; //7 cm
  g_GameState.m_FrustumParms.m_dDefHeadDistMM = 1000.0; //100 cm
  g_GameState.m_FrustumParms.m_dHeadTrackLedDist = 205.0; 
  g_GameState.m_FrustumParms.m_dRadPerCameraPixel = (41.0*(M_PI/180.0))/1016.0;
  g_GameState.m_FrustumParms.m_dCameraXCenter = 1016.0/2.0;
  g_GameState.m_FrustumParms.m_dCameraYCenter = 760.0/2.0;
  g_GameState.m_FrustumParms.m_dYAngleCorrection = 0.0; //to be initialised correctly
  g_GameState.m_FrustumParms.m_dScreenHeightWorld = 20.0;
  g_GameState.m_FrustumParms.m_dCameraYOffset = 130.0;
  g_GameState.m_FrustumParms.m_dScreenHeightMM = 500.0;//210.0;
  g_GameState.m_FrustumParms.m_dScreenAspect = 4.0/3.0;*/
  g_GameState.m_GSConvScale[0] = 0.299;
  g_GameState.m_GSConvScale[1] = 0.587;
  g_GameState.m_GSConvScale[2] = 0.114;
  /*g_GameState.m_FrustumParms.m_dCameraYOffset = 205.0;
  g_GameState.m_FrustumParms.m_dScreenHeightMM = 320.0;
  g_GameState.m_FrustumParms.m_dScreenAspect = 16.0/10.0;*/
  
  g_GameState.m_bHeadTrackingEnabled = false;
  g_GameState.m_bStereoEnabled = false;

  GameSettings l_set = {10, 1.1, 2};
  g_pEngine = new C_MatchBloxEngine("models", "", l_set);
  
  glutFullScreen();

  glutMainLoop();

  return 0;

} // main