private bool Render()
{
// Clear the buffer to begin the scene.
D3D.BeginScene(0f, 0f, 0f, 1f);
// Generate the view matrix based on the camera position.
Camera.Render();
// Get the world, view, and projection matrices from camera and d3d objects.
Matrix viewMatrix = Camera.ViewMatrix;
Matrix worldMatrix = D3D.WorldMatrix;
Matrix projectionMatrix = D3D.ProjectionMatrix;
// Turn on alpha blending.
D3D.TurnOnAlphaBlending();
// Put the particle system vertex and index buffers on the graphics pipeline to prepare them for drawing.
ParticleSystem.Render(D3D.DeviceContext);
// Render the model using the texture shader.
if (!ParticleShader.Render(D3D.DeviceContext, ParticleSystem.IndexCount, worldMatrix, viewMatrix, projectionMatrix, ParticleSystem.Texture.TextureResource))
{
return(false);
}
// Turn off alpha blending.
D3D.TurnOffAlphaBlending();
// Present the rendered scene to the screen.
D3D.EndScene();
return(true);
}
//--------------------//
#region Engine
protected override void OnEngineSet()
{
base.OnEngineSet();
// Load particle mesh
using (var stream = ContentManager.GetFileStream("Meshes", "Engine/Particles.x"))
_particleMesh = Mesh.FromStream(Engine.Device, stream, MeshFlags.Managed);
// Load particle shader
string id = Path.Combine("Shaders", Preset.ParticleTexture);
_particleShader = new ParticleShader(XTexture.Get(Engine, id));
}
public void ShutDown()
{
// Release the camera object.
Camera = null;
// Release the particle system object.
ParticleSystem?.ShutDown();
ParticleSystem = null;
// Release the particle shader object.
ParticleShader?.ShutDown();
ParticleShader = null;
// Release the Direct3D object.
D3D?.ShutDown();
D3D = null;
}
