Command line loading

Engine.cpp

@@ -72,14 +72,6 @@ void Engine::drawBackground()
         SColor( 255, 224, 224, 255 ));
 }
 
-void Engine::loadMesh( const wstring &fileName )
-{
-    if( m_LoadedMesh != 0 )
-        m_LoadedMesh->remove();
-
-    m_LoadedMesh = m_Scene->addAnimatedMeshSceneNode( m_Scene->getMesh( fileName.c_str() ));
-}
-
 void Engine::checkResize()
 {
     if(( m_WindowSize->Width != m_Driver->getScreenSize().Width ) || ( m_WindowSize->Height != m_Driver->getScreenSize().Height ))
@@ -131,10 +123,7 @@ Engine::Engine()
 
     // Set Engine enabled
     m_RunEngine = true;
-
-    // Load test model
     m_LoadedMesh = 0;
-    loadMesh( L"test.b3d" );
 
     // Store actual window size
     m_WindowSize = new dimension2d<u32>();
@@ -148,6 +137,14 @@ Engine::~Engine()
     delete m_WindowSize;
 }
 
+void Engine::loadMesh( const wstring &fileName )
+{
+    if( m_LoadedMesh != 0 )
+        m_LoadedMesh->remove();
+
+    m_LoadedMesh = m_Scene->addAnimatedMeshSceneNode( m_Scene->getMesh( fileName.c_str() ));
+}
+
 void Engine::run()
 {
     u32 timePerFrame = ( u32 ) ( 1000.0f / 60 );

Engine.h

@@ -55,14 +55,14 @@ private:
     void drawAxisLines();
     void drawBackground();
     void checkResize();
-    IGUIEnvironment *getGUIEnvironment() const;
-    void loadMesh( const wstring &fileName );
+    IGUIEnvironment *getGUIEnvironment() const;    
 
 public:
     Engine();
     ~Engine();  
 
-    void run();    
+    void run(); 
+	void loadMesh( const wstring &fileName );
 };
 
 #endif // ENGINE_H

UserInterface.cpp

@@ -3,14 +3,15 @@
 // PRIVATE
 void UserInterface::setupUserInterface()
 {
+	// Menu
     IGUIContextMenu *menu = m_Gui->addMenu();
     menu->addItem( L"File", UIE_FILEMENU, true, true );
 
+	// File Menu
     IGUIContextMenu *fileMenu = menu->getSubMenu( 0 );
     fileMenu->addItem( L"Load", UIC_FILE_LOAD );
     fileMenu->addItem( L"Quit", UIC_FILE_QUIT );
 
-
     // Set Font for UI Elements
     m_GuiFont = m_Gui->getFont( "arial.xml" );
     m_Gui->getSkin()->setFont( m_GuiFont );

View.cpp

@@ -52,6 +52,7 @@ View::~View()
 // IEventReceiver
 bool View::OnEvent( const SEvent &event )
 {
+	// If it's not a mouse event, just return unhandled
     if( event.EventType != EET_MOUSE_INPUT_EVENT )
         return false;
 

main.cpp

@@ -1,5 +1,11 @@
+#include <string.h>
+#include <malloc.h>
+#include <stdlib.h>
+
 #include "Engine.h"
 
+wchar_t * getWideCharString( char *str );
+
 #ifdef WIN32
 #include <Windows.h>
 int WINAPI WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow )
@@ -7,9 +13,51 @@ int WINAPI WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLin
 int main( int argc, char **argv )
 #endif
 {
+	// Parse commandline to check if a filename argument has been passed
+#ifdef WIN32
+	int argc;
+	char **argv;
+
+	LPWSTR *args;
+	args = CommandLineToArgvW( GetCommandLineW(), &argc );
+
+	argv = ( char ** ) malloc( sizeof( char * ) * argc );
+	for( int index = 0; index < argc; index ++ )
+	{		
+		int argumentBufferLength = wcslen( args[index] ) + 1;
+		argv[index] = ( char * ) malloc( sizeof( char ) * argumentBufferLength );
+		sprintf_s( argv[index], argumentBufferLength, "%ws", args[index] );
+	}
+
+	LocalFree( args );
+#endif
+
     Engine *engine = new Engine();
+	if( argc >= 2 )
+	{
+		wchar_t *initialFileName = getWideCharString( argv[1] );
+		engine->loadMesh( wstring( initialFileName ));
+		free( initialFileName );
+	}
+	else
+		engine->loadMesh( L"test.b3d" );
+
     engine->run();
 
     delete engine;
+
+#ifdef WIN32
+	for( int index = 0; index < argc; index ++ )
+		free( argv[index] );
+	free( argv );
+#endif
+}
+
+wchar_t * getWideCharString( char *str )
+{
+	wchar_t *dest = ( wchar_t * ) malloc( sizeof( wchar_t ) * ( strlen( str ) + 1 ));
+	mbstowcs( dest, str, strlen( str ));
+
+	return dest;
 }
 

win32/b3view.vcxproj

@@ -54,7 +54,7 @@
       </PrecompiledHeader>
       <WarningLevel>Level3</WarningLevel>
       <Optimization>Disabled</Optimization>
-      <PreprocessorDefinitions>WIN32;_DEBUG;_WINDOWS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_WINDOWS;%(PreprocessorDefinitions);_CRT_SECURE_NO_WARNINGS</PreprocessorDefinitions>
       <AdditionalIncludeDirectories>D:\Prj\irrlicht-1.7.1\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
     </ClCompile>
     <Link>
@@ -72,16 +72,17 @@
       <Optimization>MaxSpeed</Optimization>
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
-      <PreprocessorDefinitions>WIN32;NDEBUG;_WINDOWS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_WINDOWS;%(PreprocessorDefinitions);_CRT_SECURE_NO_WARNINGS</PreprocessorDefinitions>
       <AdditionalIncludeDirectories>D:\Prj\irrlicht-1.7.1\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
     </ClCompile>
     <Link>
-      <SubSystem>Windows</SubSystem>
+      <SubSystem>Console</SubSystem>
       <GenerateDebugInformation>true</GenerateDebugInformation>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
       <AdditionalLibraryDirectories>D:\Prj\irrlicht-1.7.1\lib\Win32-visualstudio;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
       <AdditionalDependencies>Irrlicht.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <EntryPointSymbol>WinMain</EntryPointSymbol>
     </Link>
   </ItemDefinitionGroup>
   <ItemGroup>