/// <summary>
/// Application constructor
/// </summary>
public BillboardForm()
{
// Set the window text
this.Text = "Billboard: D3D Billboarding Example";
this.MinimizeBox = false;
skyBoxMesh = new GraphicsMesh();
terrainMesh = new GraphicsMesh();
OnetimeSceneInitialization();
// Now let's setup our D3D parameters
PresentParameters presentParams = new PresentParameters();
presentParams.Windowed = true;
presentParams.SwapEffect = SwapEffect.Discard;
presentParams.AutoDepthStencilFormat = DepthFormat.D16;
presentParams.EnableAutoDepthStencil = true;
// create the device
device = new Device(0, DeviceType.Default, this,
CreateFlags.None, presentParams);
// store the render state
renderState = device.RenderState;
// initialize any device resources that aren't lost on reset
InitializeDeviceObjects();
// attach the reset callback
device.DeviceReset += new EventHandler(RestoreDeviceObjects);
// initialize any device resources that are lost on reset
RestoreDeviceObjects(device, EventArgs.Empty);
}
/// <summary>
/// The device has been created. Resources that are not lost on
/// Reset() can be created here
/// </summary>
public void InitializeDeviceObjects()
{
Pool vertexBufferPool;
Caps caps;
// Initialize the font's internal textures
font = new Font(device, new System.Drawing.Font("Arial",
12.0f, System.Drawing.FontStyle.Bold));
// Load the main file object
if (airplane == null)
{
airplane = new GraphicsMesh();
}
airplane.Create(device,
"StencilBufferShadowVolume.Content.", "air2.md3dm",
System.Reflection.Assembly.GetExecutingAssembly());
// Load the terrain
if (terrainObject == null)
{
terrainObject = new GraphicsMesh();
}
terrainObject.Create(device,
"StencilBufferShadowVolume.Content.", "seafloor.md3dm",
System.Reflection.Assembly.GetExecutingAssembly());
// Set a reasonable vertex type
terrainObject.SetVertexFormat(MeshVertex.Format);
airplane.SetVertexFormat(MeshVertex.Format);
// Get the device capabilities
caps = device.DeviceCaps;
if (caps.SurfaceCaps.SupportsVidVertexBuffer)
{
vertexBufferPool = Pool.VideoMemory;
}
else
{
vertexBufferPool = Pool.SystemMemory;
}
// Create a big square for rendering the mirror, we don't
// need to recreate this every time, if the VertexBuffer
// is destroyed (by a call to Reset for example), it will
// automatically be recreated and the 'Created' event fired.
squareVertexBuffer = new VertexBuffer(typeof(ShadowVertex), 4,
device, Usage.WriteOnly, ShadowVertex.Format,
vertexBufferPool);
squareVertexBuffer.Created += new System.EventHandler(
this.ShadowCreated);
// Manually fire the created event the first time
this.ShadowCreated(squareVertexBuffer, null);
}
/// <summary>
/// The device has been created. Resources that are not lost on
/// Reset() can be created here.
/// </summary>
public void InitializeDeviceObjects()
{
// Load the main file object
for (int i = 0; i < 2; i++)
{
if (fileObject[i] == null)
{
fileObject[i] = new GraphicsMesh();
}
}
// Load a .md3dm file
fileObject[0].Create(device,
"StencilBufferStencilDepth.Content.", "heli.md3dm",
System.Reflection.Assembly.GetExecutingAssembly());
fileObject[1].Create(device,
"StencilBufferStencilDepth.Content.", "air2.md3dm",
System.Reflection.Assembly.GetExecutingAssembly());
if ((squareVertexBuffer == null) || (squareVertexBuffer.Disposed))
{
Pool vertexBufferPool;
Caps caps;
// Get the device capabilities
caps = device.DeviceCaps;
if (caps.SurfaceCaps.SupportsVidVertexBuffer)
{
vertexBufferPool = Pool.VideoMemory;
}
else
{
vertexBufferPool = Pool.SystemMemory;
}
// Create a big square for rendering the stencilbuffer
// contents
squareVertexBuffer = new VertexBuffer(typeof(Vector4), 4,
device, Usage.WriteOnly, VertexFormats.Transformed,
vertexBufferPool);
squareVertexBuffer.Created += new System.EventHandler(
this.SquareVBCreated);
this.SquareVBCreated(squareVertexBuffer, null);
}
}
