feat(dx8wrapper): Add check for MSAA support before device creation

Author: Mauller

GeneralsMD/Code/Libraries/Source/WWVegas/WW3D2/dx8wrapper.cpp

@@ -1018,6 +1018,25 @@ bool DX8Wrapper::Set_Render_Device(int dev, int width, int height, int bits, int
 	//must be either resetting existing device or creating a new one.
 	WWASSERT(reset_device || D3DDevice == nullptr);
 
+	//Check that we support the requested MSAA mode
+	if (MultiSampleAntiAliasing > DEFAULT_MSAA) {
+
+		HRESULT hr = D3DInterface->CheckDeviceMultiSampleType(
+			CurRenderDevice,
+			D3DDEVTYPE_HAL,
+			D3DFMT_A8R8G8B8,
+			TRUE,
+			MultiSampleAntiAliasing
+		);
+
+		if (FAILED(hr)) {
+			// IF we fail then disable MSAA entirely.
+			// External code needs to get the set MSAA mode after device creation
+			WWDEBUG_SAY(("Requested MSAA Mode Not Supported"));
+			MultiSampleAntiAliasing = DEFAULT_MSAA;
+		}
+	}
+
 	/*
 	** Initialize values for D3DPRESENT_PARAMETERS members.
 	*/