//-----------------------------------------------------------------------------
bool Init()
{
try
{
InitGL();
CGE_LoadLibrary();
CGE_Open(0);
CGE_Resize(g_windowWidth, g_windowHeight);
CGE_SetLibraryCallbackProc(OpenGlLibraryCallback);
CGE_SetUserInterface(true, 96);
//CGE_LoadSceneFromFile("c:\\projects\\humanoid_stand.wrl");
ShowOpenFileDialog();
return true;
}
catch (const std::exception &e)
{
std::ostringstream msg;
msg << "Application initialization failed!" << std::endl << std::endl;
msg << e.what();
MessageBox(g_hWnd, msg.str().c_str(), "Error", MB_ICONERROR);
return false;
}
}
//-----------------------------------------------------------------------------
void ToggleFullScreen()
{
static DWORD savedExStyle;
static DWORD savedStyle;
static RECT rcSaved;
g_isFullScreen = !g_isFullScreen;
if (g_isFullScreen)
{
// Moving to full screen mode.
savedExStyle = GetWindowLong(g_hWnd, GWL_EXSTYLE);
savedStyle = GetWindowLong(g_hWnd, GWL_STYLE);
GetWindowRect(g_hWnd, &rcSaved);
SetWindowLong(g_hWnd, GWL_EXSTYLE, 0);
SetWindowLong(g_hWnd, GWL_STYLE, WS_POPUP | WS_CLIPCHILDREN | WS_CLIPSIBLINGS);
SetWindowPos(g_hWnd, HWND_TOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_FRAMECHANGED | SWP_SHOWWINDOW);
g_windowWidth = GetSystemMetrics(SM_CXSCREEN);
g_windowHeight = GetSystemMetrics(SM_CYSCREEN);
SetWindowPos(g_hWnd, HWND_TOPMOST, 0, 0, g_windowWidth, g_windowHeight, SWP_SHOWWINDOW);
}
else
{
// Moving back to windowed mode.
SetWindowLong(g_hWnd, GWL_EXSTYLE, savedExStyle);
SetWindowLong(g_hWnd, GWL_STYLE, savedStyle);
SetWindowPos(g_hWnd, HWND_NOTOPMOST, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_FRAMECHANGED | SWP_SHOWWINDOW);
g_windowWidth = rcSaved.right - rcSaved.left;
g_windowHeight = rcSaved.bottom - rcSaved.top;
SetWindowPos(g_hWnd, HWND_NOTOPMOST, rcSaved.left, rcSaved.top, g_windowWidth, g_windowHeight, SWP_SHOWWINDOW);
}
CGE_Resize(g_windowWidth, g_windowHeight);
}
//-----------------------------------------------------------------------------
LRESULT CALLBACK WindowProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
switch (msg)
{
case WM_ACTIVATE:
switch (wParam)
{
default:
break;
case WA_ACTIVE:
case WA_CLICKACTIVE:
g_hasFocus = true;
break;
case WA_INACTIVE:
if (g_isFullScreen)
ShowWindow(hWnd, SW_MINIMIZE);
g_hasFocus = false;
break;
}
break;
case WM_ERASEBKGND:
if (IsWindowEnabled(hWnd))
{
wglMakeCurrent(g_hDC, g_hRC);
CGE_Render(); // do not draw in WM_PAINT (inspired in CastleWindow)
SwapBuffers(g_hDC);
}
return TRUE;
case WM_LBUTTONDOWN:
case WM_RBUTTONDOWN:
CGE_MouseDown(GET_X_LPARAM(lParam), g_windowHeight-1-GET_Y_LPARAM(lParam), msg==WM_LBUTTONDOWN, 0);
SetCapture(hWnd);
break;
case WM_MOUSEMOVE:
CGE_Motion(GET_X_LPARAM(lParam), g_windowHeight-1-GET_Y_LPARAM(lParam), 0);
break;
case WM_LBUTTONUP:
case WM_RBUTTONUP:
CGE_MouseUp(GET_X_LPARAM(lParam), g_windowHeight-1-GET_Y_LPARAM(lParam),
msg==WM_LBUTTONUP, 0, true);
if (GetCapture()==hWnd)
ReleaseCapture();
break;
case WM_MOUSEWHEEL:
CGE_MouseWheel(GET_WHEEL_DELTA_WPARAM(wParam), true);
break;
case WM_CHAR:
switch (wParam)
{
case VK_ESCAPE:
PostMessage(hWnd, WM_CLOSE, 0, 0);
break;
case 's':
CGE_SaveScreenshotToFile("screenshot.jpg");
break;
case 'f':
CGE_SetNavigationType(ecgenavFly);
break;
case 'e':
{
int nVal = CGE_GetVariableInt(ecgevarEffectSSAO);
if (nVal < 0) nVal = 0;
CGE_SetVariableInt(ecgevarEffectSSAO, 1-nVal);
}
break;
case 'h':
{
int nVal = CGE_GetVariableInt(ecgevarWalkHeadBobbing);
if (nVal < 0) nVal = 0;
CGE_SetVariableInt(ecgevarWalkHeadBobbing, 1-nVal);
}
break;
default:
break;
}
break;
case WM_KEYDOWN:
switch (wParam)
{
case VK_PRIOR: // PageUp - move to previous viewpoint
if (g_nViewpointCount > 0)
{
if (g_nCurrentViewpoint > 0)
g_nCurrentViewpoint--;
else
g_nCurrentViewpoint = g_nViewpointCount-1;
CGE_MoveToViewpoint(g_nCurrentViewpoint, true);
}
break;
case VK_NEXT: // PageDown - move to next viewpoint
if (g_nViewpointCount > 0)
{
if (g_nCurrentViewpoint < g_nViewpointCount-1)
g_nCurrentViewpoint++;
else
g_nCurrentViewpoint = 0;
CGE_MoveToViewpoint(g_nCurrentViewpoint, true);
}
break;
default:
break;
}
break;
case WM_DESTROY:
Cleanup();
PostQuitMessage(0);
return 0;
case WM_SIZE:
g_windowWidth = LOWORD(lParam);
g_windowHeight = HIWORD(lParam);
CGE_Resize(g_windowWidth, g_windowHeight);
break;
case WM_SYSKEYDOWN:
if (wParam == VK_RETURN) // Alt + Enter
ToggleFullScreen();
break;
default:
break;
}
return DefWindowProc(hWnd, msg, wParam, lParam);
}
