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Win32: only display cg error message if shader file has been set

This commit is contained in:
OV2 2011-09-09 23:52:35 +02:00
parent 6ebc68c017
commit b442002071
1 changed files with 3 additions and 2 deletions
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5
win32/COpenGL.cpp
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@ -716,8 +716,9 @@ void COpenGL::checkForCgError(const char *situation)
bool COpenGL::SetShadersCG(const TCHAR *file)
{
if(!cgAvailable) {
MessageBox(NULL, TEXT("The CG runtime is unavailable, CG shaders will not run.\nConsult the snes9x readme for information on how to obtain the runtime."), TEXT("CG Error"),
MB_OK|MB_ICONEXCLAMATION);
if(file)
MessageBox(NULL, TEXT("The CG runtime is unavailable, CG shaders will not run.\nConsult the snes9x readme for information on how to obtain the runtime."), TEXT("CG Error"),
MB_OK|MB_ICONEXCLAMATION);
return false;
}