void OnMouseMove(int x, int y)
{
if ( bMousePressed )
{
if( mouseButton == GLUT_LEFT_BUTTON )
{
hCamera.mouseMove(x, y, Left_button);
}
else if( mouseButton == GLUT_RIGHT_BUTTON )
{
hCamera.mouseMove(x, y, Right_button);
}
else if( mouseButton == (GLUT_LEFT_BUTTON | GLUT_RIGHT_BUTTON) )
{
hCamera.mouseMove(x, y, Middle_button);
}
else if( mouseButton == GLUT_MIDDLE_BUTTON )
{
hCamera.mouseMove(x, y, Middle_button);
}
glutPostRedisplay();
}
}
//======================================================================================
// the Windows Procedure event handler
LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
//======================================================================================
{
static HGLRC hRC; // rendering context
static HDC hDC; // device context
char string[] = "Hello, world!"; // text to be displayed
//int width, height; // window width and height
int cx, cy;
GLfloat h;
int mx, my;
switch(message)
{
case WM_CREATE: // window is being created
return 0;
break;
case WM_ACTIVATE: // Watch For Window Activate Message
{
if (!HIWORD(wParam)) // Check Minimization State
{
g_active=TRUE; // Program Is Active
}
else
{
g_active=FALSE; // Program Is No Longer Active
}
return 0; // Return To The Message Loop
}
case WM_CLOSE: // windows is closing
// send WM_QUIT to message queue
PostQuitMessage(0);
return 0;
case WM_KEYDOWN:
if(wParam == VK_ESCAPE)
g_bEnd = TRUE;
else if ( wParam == VK_SPACE )
{
g_bPause = !g_bPause;
}
else if ( wParam == 79 ) // 'o'
{
bool bPause = g_bPause;
g_bPause = true;
TCHAR lpstrFile[MAX_PATH]=""; // MAX_PATH = 260
OPENFILENAME OFN =
{
sizeof(OPENFILENAME),
g_hWnd, NULL,
"Bullet Physics Files (*.bullet)\0*.bullet\0ALL Files (*.*)\0*.*\0\0",
NULL, 0, 1,
lpstrFile, MAX_PATH,
NULL, 0,
NULL, "Load Bullet Physics File Dialog",
OFN_FILEMUSTEXIST | OFN_HIDEREADONLY, 0,
0, "bullet", 0,
NULL, NULL
};
if ( GetOpenFileName(&OFN) )
{
if ( !g_BulletSim.LoadBulletFile(lpstrFile) )
{
MessageBox(g_hWnd, "Failed to load the bullet file", "Error", MB_OK | MB_ICONERROR);
}
}
g_bPause = bPause;
}
else if ( wParam == 82 ) // 'r'
{
g_BulletSim.ReloadBulletFile();
}
break;
case WM_SIZE:
cy = HIWORD(lParam); // retrieve width and height
cx = LOWORD(lParam);
GLfloat w;
h = 1.0;
if(cy == 0)
w = (GLfloat) cx;
else
w = (GLfloat) cx / (GLfloat) cy;
glViewport(0, 0, cx, cy);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glFrustum(-w, w, -h, h, 3.0, 3000.0);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
return 0;
break;
case WM_LBUTTONDOWN:
mx = LOWORD(lParam);
my = HIWORD(lParam);
//SetCapture(g_hWnd);
hCamera.mousePress(mx, my);
return 0;
break;
case WM_LBUTTONUP:
mx = LOWORD(lParam);
my = HIWORD(lParam);
//ReleaseCapture();
hCamera.mouseRelease(mx, my);
return 0;
break;
case WM_RBUTTONDOWN:
mx = LOWORD(lParam);
my = HIWORD(lParam);
//SetCapture(g_hWnd);
hCamera.mousePress(mx, my);
return 0;
break;
case WM_RBUTTONUP:
mx = LOWORD(lParam);
my = HIWORD(lParam);
//ReleaseCapture();
hCamera.mouseRelease(mx, my);
return 0;
break;
case WM_MOUSEMOVE:
mx = LOWORD(lParam);
my = HIWORD(lParam);
gmx = mx; gmy = my;
if( wParam == MK_LBUTTON )
{
hCamera.mouseMove(mx, my, Left_button);
}
else if( wParam == MK_RBUTTON )
{
hCamera.mouseMove(mx, my, Right_button);
}
else if( wParam == (MK_RBUTTON | MK_LBUTTON) )
{
hCamera.mouseMove(mx, my, (Right_button | Left_button) );
}
return 0;
break;
default:
break;
}
return (DefWindowProc(hwnd, message, wParam, lParam));
}