Salut,

j'ai fait un petit programme en opengl sous windows est l'erreur est la
suivante:
[Lieur Erreur] Unresolved external '_main' referenced from D:\PROGRAM FILES\BORLAND\CBUILDER6\LIB\C0X32.OBJ
Pouvez vous s'il vous plait m'aider à resoudre ce probleme.

si ça peut vous aider,voici mon programme:

Code : Sélectionner tout - Visualiser dans une fenêtre à part
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#include <windows.h>
#include <Gl/gl.h>
#include <Gl/glu.h>
#include <Gl/glaux.h>
 
 
#pragma hdrstop
float angle=0.0f;
HDC g_HDC;
 
 
//---------------------------------------------------------------------------
 
#pragma argsused
 
//---------------------------------------------------------------------------
 
void SetupPixelFormat(HDC hDC)
 {
  int npixelformat;
  static PIXELFORMATDESCRIPTOR pfd={
  sizeof(PIXELFORMATDESCRIPTOR),
  1,
  PFD_DRAW_TO_WINDOW |
  PFD_SUPPORT_OPENGL |
  PFD_DOUBLEBUFFER,
  PFD_TYPE_RGBA,
  32,
  0,0,0,0,0,0,
  0,
  0,
  0,
  0,0,0,0,
  16,
  0,
  0,
  PFD_MAIN_PLANE,
  0,
  0,0,0};
 
  npixelformat=ChoosePixelFormat(hDC,&pfd);
  SetPixelFormat(hDC,npixelformat,&pfd);
  }
 
  LRESULT CALLBACK WndProc(HWND hwnd,UINT message,WPARAM wParam,LPARAM lParam)
   {
   static HGLRC hRC;
   static HDC hDC;
   char string[]="bonjour";
   int width,height;
 
   switch(message)
     {
     case WM_CREATE:
                    hDC =GetDC(hwnd);
                    g_HDC=hDC;
                    SetupPixelFormat(hDC);
                    hRC=wglCreateContext(hDC);
                    wglMakeCurrent(hDC,hRC);
                    return 0;
                    break;
 
     case WM_CLOSE:
                   wglMakeCurrent(hDC,NULL);
                   wglDeleteContext(hRC);
                   PostQuitMessage(0);
                   return 0;
                   break;
 
     case WM_SIZE:
                  height=HIWORD(lParam);
                  width=LOWORD(lParam);
                  if (height==0)
                    {
                    height=1;
                    }
 
                  glViewport(0,0,width,height);
                  glMatrixMode(GL_PROJECTION);
                  glLoadIdentity();
 
                  gluPerspective(45.0f,(GLfloat)width/(GLfloat)height,1.0f,1000.0f);
                  glMatrixMode(GL_MODELVIEW);
                  glLoadIdentity();
 
                  return 0;
                  break;
                  default: break;
 
              }
     return (DefWindowProc(hwnd,message,wParam,lParam));
    }
 
 
int WINAPI WinMain (HINSTANCE hInstance,HINSTANCE hPrevInstance,LPSTR lpCmdLine,
int nShowCmd)
  {
  WNDCLASSEX windowClass;
  HWND hwnd;
  MSG  msg;
  bool done;
 
  windowClass.cbSize=sizeof(WNDCLASSEX);
  windowClass.style=CS_HREDRAW | CS_VREDRAW;
  windowClass.lpfnWndProc=WndProc;
  windowClass.cbClsExtra=0;
  windowClass.cbWndExtra=0;
  windowClass.hInstance=hInstance;
  windowClass.hIcon=LoadIcon(NULL,IDI_APPLICATION);
  windowClass.hCursor=LoadCursor(NULL,IDC_ARROW);
  windowClass.hbrBackground=NULL;
  windowClass.lpszMenuName=NULL;
  windowClass.lpszClassName="Maclass";
  windowClass.hIconSm=LoadIcon(NULL,IDI_WINLOGO);
 
  if (!RegisterClassEx(&windowClass))
    return 0;
 
  hwnd =CreateWindowEx(NULL,
                       "maclass",
                       "opengl apllication",
                       WS_OVERLAPPEDWINDOW | WS_VISIBLE |
                       WS_SYSMENU | WS_CLIPCHILDREN |
                       WS_CLIPSIBLINGS,
                       100,100,
                       400,400,
                       NULL,
                       NULL,
                       hInstance,
                       NULL);
 
 
  if (!hwnd)
   return 0;
 
 
ShowWindow(hwnd,SW_SHOW);
UpdateWindow(hwnd);
 
done=false;
 
while (!done)
 {
 PeekMessage(&msg,hwnd,NULL,NULL,PM_REMOVE);
 if (msg.message==WM_QUIT)
   {
   done=true;
   }
   else
       {
       glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
       glLoadIdentity();
 
       angle=angle+0.1f;
       if (angle >=360.0f)
           angle = 0.0f;
 
       glTranslatef(0.0f,0.0f,-5.0f);
       glRotatef(angle,0.0f,0.0f,1.0f);
 
       glColor3f(1.0f,0.0f,0.0f);
       glBegin(GL_TRIANGLES);
                glVertex3f(0.0f,0.0f,0.0f);
                glVertex3f(1.0f,0.0f,0.0f);
                glVertex3f(1.0f,1.0f,0.0f);
       glEnd();
 
 
   SwapBuffers(g_HDC);
 
   TranslateMessage(&msg);
   DispatchMessage(&msg);
 
   }
 }
 
 return msg.wParam;
 
 }
merci d'avance pour vos réponses!!


[Balises CODE rajoutées par Loulou24, merci d'y penser à l'avenir]