public void Shutdown()
{
// Release the position object.
Position = null;
// Release the light object.
Light = null;
// Release the fps object.
FPS = null;
// Release the camera object.
Camera = null;
// Release the text object.
Text?.Shutdown();
Text = null;
// Release the cpu object.
CPU?.Shutdown();
CPU = null;
// Release the terrain shader object.
TerrainBumpMapShader?.ShutDown();
TerrainBumpMapShader = null;
// Release the tree object.
TerrainModel?.ShutDown();
TerrainModel = null;
// Release the input object.
Input?.Shutdown();
Input = null;
// Release the Direct3D object.
D3D?.ShutDown();
D3D = null;
}
private bool RenderGraphics()
{
// Clear the scene.
D3D.BeginScene(0.0f, 0.0f, 0.0f, 1.0f);
// Generate the view matrix based on the camera's position.
Camera.Render();
// Get the world, view, projection, ortho, and base view matrices from the camera and Direct3D objects.
Matrix worldMatrix = D3D.WorldMatrix;
Matrix cameraViewMatrix = Camera.ViewMatrix;
Matrix projectionMatrix = D3D.ProjectionMatrix;
Matrix orthoD3DMatrix = D3D.OrthoMatrix;
// Matrix baseViewCameraMatrix = Camera.BaseViewMatrix;
// Render the terrain using the terrain shader (BumpMapShader).
TerrainModel.Render(D3D.DeviceContext);
if (!TerrainBumpMapShader.Render(D3D.DeviceContext, TerrainModel.IndexCount, worldMatrix, cameraViewMatrix, projectionMatrix, Light.DiffuseColour, Light.Direction, TerrainModel.ColorTexture.TextureResource, TerrainModel.NormalMapTexture.TextureResource))
{
return(false);
}
// Turn off the Z buffer to begin all 2D rendering.
D3D.TurnZBufferOff();
// Turn on the alpha blending before rendering the text.
D3D.TurnOnAlphaBlending();
// Render the text user interface elements.
if (!Text.Render(D3D.DeviceContext, worldMatrix, orthoD3DMatrix))
{
return(false);
}
// Turn off alpha blending after rendering the text.
D3D.TurnOffAlphaBlending();
// Turn the Z buffer back on now that all 2D rendering has completed.
D3D.TurnZBufferOn();
// Present the rendered scene to the screen.
D3D.EndScene();
return(true);
}