boxstack.rb

使用stl技术,(还没看,是听说的)

# Set up a scene to demo the engine
###################

def random(x, y)
	return (rand()*(y-x)+x)
end

## Function for adding things to the scene
def triggerScene( )
    o = createBox( )   
    o.getPhysics( ).setLinearVelocity( $camera.getDirection( ) * 170 )
    o.getPhysics( ).setAngularVelocity( random( -2, 2 ),
                                        random( -7, 7 ),
                                        random( -2, 2 ) )	
    o.setPosition( $camera.getPosition( ) )  
end

# Function to update the scene
def updateScene( time )    
   
end

# Function to go forward
def doForward( )

end

# Function to go backward
def doBackward( )

end

# Function to go left
def doLeft( )

end

# Function to go right
def doRight( )

end

# Function to go forward
def doForward( )

end

# Create a new box
def createBox( )
    newObject = $objects.createObject( $objects.getNextUniqueName( ), "box" )    
    newObject.getEntity( ).setAllMaterials( "box" )
 
    # Show how to link back to your own app
    Sample::Demo::get().addReactor( newObject )
    return newObject
end

# Create a new sphere
def createSphere( )
    newObject = $objects.createObject( $objects.getNextUniqueName( ), "sphere" )
    newObject.getEntity( ).setAllMaterials( "box" ) 
    return newObject
end

# Function to setup a scene
def resetScene( )
    # Position $camera
    $camera.setPosition( 0, 10, 100 )
  
    # Reset object pool
    $objects.clearPool( )
    # Clear the $physics
    $phys.reset( )
	
    # Setup a "floor" object
    floor = $objects.createObject( "theFloor", "floor" )
    floor.getEntity( ).setAllMaterials( "floor" )
    floor.setPosition( 0, 0, 0 )
    # Make sure it's not being dynamcially updated
    p = floor.getPhysics( )
    p.setDynamicsEnabled(false,false)
   
    # Look at the floor
    $camera.lookAt( floor )
    
    # Real gravity
    $phys.setGravity( 0, -20, 0 )
   
    # Make the scene look a little prettier
    $graph.setAmbientLight( 0.8, 0.8, 0.8 )
    $graph.setSkyBox( true, "background", 7000, true )
    $graph.setFog( Oasis::GraphicsSystem::FM_EXP,
                  Oasis::Colour.new( 1.0, 1.0, 1.0, 1.0 ), 0.005, 0, 1 )

    # Setup some blocks to play with   
    rows = 9
    blockSize = 2
	
    for x in 0...rows 
        for y in 0...(rows - x)
            o = createBox( )
            o.setPosition( ( x * ( blockSize / 2 ) )+( y * blockSize )-
			   ( ( rows / 2 ) * blockSize ),
                           ( ( x - 1 ) * blockSize ) + 1.5,
                           0 )
    	    o.getPhysics( ).setDynamicsEnabled( true, false)
        end
    end    
 end