[Smartwin-cvs] SmartWin/tests/OpenGLSample1 Main.cpp,1.4,1.5

[andrew7 <bd...@us...>]

Update of /cvsroot/smartwin/SmartWin/tests/OpenGLSample1
In directory sc8-pr-cvs8.sourceforge.net:/tmp/cvs-serv30879/tests/OpenGLSample1

Modified Files:
	Main.cpp 
Log Message:
Add arrows to move around.  (Just a bit of fun)

Index: Main.cpp
===================================================================
RCS file: /cvsroot/smartwin/SmartWin/tests/OpenGLSample1/Main.cpp,v
retrieving revision 1.4
retrieving revision 1.5
diff -u -d -r1.4 -r1.5
--- Main.cpp	5 May 2006 17:21:44 -0000	1.4
+++ Main.cpp	30 Nov 2006 01:01:17 -0000	1.5
@@ -21,8 +21,21 @@
 	PAINTSTRUCT ps;
 	HDC hDC;
 	HWND hWnd;
+	float xoff, yoff, zoff;
 
 public:
+
+	OpenGLWin()
+	{
+		homePosition();
+	}
+
+	void homePosition()
+	{
+		xoff = 0.0f; yoff = 0.0f;	zoff = -5.0f;
+	}
+
+
 	void init()
 	{
 		Seed cs;
@@ -38,6 +51,9 @@
 		onPainting( & OpenGLWin::painting );
 		onClosing( & OpenGLWin::willClose );
 		setBounds( 100, 100, 700, 600 );
+
+		onKeyPressed( & OpenGLWin::KeyPressed );
+
 		updateWidget();
 	}
 
@@ -102,7 +118,7 @@
 			30.0,   // Field-of-view angle
 			gldAspect, // Aspect ratio of view volume
 			1.0,    // Distance to near clipping plane
-			10.0 ); // Distance to far clipping plane
+			100.0 ); // Distance to far clipping plane
 		glViewport( 0, 0, glnWidth, glnHeight );
 		wglMakeCurrent( NULL, NULL );
 		ReleaseDC( hWnd, hDC );
@@ -179,7 +195,7 @@
 		glLoadIdentity();
 
 		// move the viewpoint out to where we can see everything
-		glTranslatef( 0.0f, 0.0f, - 5.0f );
+		glTranslatef( xoff, yoff, zoff );	// 0, 0, -5.0
 
 		// Draw a large triangle out of three smaller triangles
 		// sharing common vertex colors
@@ -216,6 +232,49 @@
 		// Flush the drawing pipeline since it's single buffered
 		glFlush ();
 	}
+
+	//  IN: virtkey is a virtual key, which includes the special keys.
+	bool KeyPressed( int virtkey )
+	{
+		float adj = 0.2f;
+		switch ( virtkey )
+		{
+			case VK_SHIFT : return false;
+
+			case VK_HOME : 
+			case VK_ESCAPE : homePosition();				
+							break;
+
+			case VK_LEFT : xoff -= adj; break; // Arrows
+			case VK_UP :   yoff += adj; break;
+			case VK_RIGHT : xoff += adj; break;
+			case VK_DOWN : yoff -= adj; break;
+
+			default:
+				bool control = getControlPressed();
+				char key = virtualKeyToChar( virtkey );
+				if ( key != 0 )
+				{
+					if ( '+' == key ) {
+						zoff += 1.0f;
+						break;
+					}
+					if ( '-' == key ) {
+						zoff -= 1.0f;
+						break;
+					}
+				}
+				else
+				{
+					return false;
+				}
+		}
+		updateWidget();
+		return true;
+	}
+
+
+
 };
 
 int SmartWinMain( Application & app )