/// <summary>
/// Initialization
/// </summary>
/// <param name="device"></param>
/// <param name="physicsEngine"></param>
public override void Initialize(xnagrfx.GraphicsDevice device, PhysicsEngine physicsEngine)
{
try
{
InitError = string.Empty;
// set flag so rendering engine renders us last
Flags |= VisualEntityProperties.UsesAlphaBlending;
// creates effect, loads meshes, etc
base.Initialize(device, physicsEngine);
HeightFieldShapeProperties hf = new HeightFieldShapeProperties("height field", 2, 0.02f, 2, 0.02f, 0, 0, 1, 1);
hf.HeightSamples = new HeightFieldSample[hf.RowCount * hf.ColumnCount];
for (int i = 0; i < hf.HeightSamples.Length; i++)
{
hf.HeightSamples[i] = new HeightFieldSample();
}
_particlePlane = new Shape(hf);
_particlePlane.State.Name = "sonar impact plane";
VisualEntityMesh sonarMesh = null;
// we render on our own only the laser impact points. The laser Box is rendered as part of the parent.
int index = Meshes.Count;
Meshes.Add(SimulationEngine.ResourceCache.CreateMesh(device, _particlePlane.State));
Meshes[0].Textures[0] = SimulationEngine.ResourceCache.CreateTextureFromFile(device, "particle.bmp");
// we have a custom effect, with an additional global parameter. Get handle to it here
if (Effect != null)
{
_timeAttenuationHandle = Effect.GetParameter("timeAttenuation");
}
World = xna.Matrix.Identity;
if (Meshes.Count > 1)
{
sonarMesh = Meshes[0];
}
if (Parent == null)
{
throw new Exception("This entity must be a child of another entity.");
}
Parent.AddShapeToPhysicsEntity(_sonarBox, sonarMesh);
}
catch (Exception ex)
{
HasBeenInitialized = false;
InitError = ex.ToString();
}
}
void AddGround()
{
HeightFieldShapeProperties hf = new HeightFieldShapeProperties("height field",
64, // number of rows
100, // distance in meters, between rows
64, // number of columns
100, // distance in meters, between columns
1, // scale factor to multiple height values
-1000); // vertical extent of the height field. Should be set to large negative values
// create array with height samples
hf.HeightSamples = new HeightFieldSample[hf.RowCount * hf.ColumnCount];
for (int i = 0; i < hf.RowCount * hf.ColumnCount; i++)
{
hf.HeightSamples[i] = new HeightFieldSample();
hf.HeightSamples[i].Height = (short)(Math.Sin(i * 0.01));
}
// create a material for the entire field. We could also specify material per sample.
hf.Material = new MaterialProperties("ground", 0.8f, 0.5f, 0.8f);
// insert ground entity in simulation and specify a texture
SimulationEngine.GlobalInstancePort.Insert(new HeightFieldEntity(hf, "03RamieSc.dds"));
}
/// <summary>
/// Initialization
/// </summary>
/// <param name="device"></param>
/// <param name="physicsEngine"></param>
public override void Initialize(xnagrfx.GraphicsDevice device, PhysicsEngine physicsEngine)
{
try
{
InitError = string.Empty;
// set flag so rendering engine renders us last
Flags |= VisualEntityProperties.UsesAlphaBlending;
// creates effect, loads meshes, etc
base.Initialize(device, physicsEngine);
HeightFieldShapeProperties hf = new HeightFieldShapeProperties("height field", 2, 0.02f, 2, 0.02f, 0, 0, 1, 1);
hf.HeightSamples = new HeightFieldSample[hf.RowCount * hf.ColumnCount];
for (int i = 0; i < hf.HeightSamples.Length; i++)
hf.HeightSamples[i] = new HeightFieldSample();
_particlePlane = new Shape(hf);
_particlePlane.State.Name = "sonar impact plane";
VisualEntityMesh sonarMesh = null;
// we render on our own only the laser impact points. The laser Box is rendered as part of the parent.
int index = Meshes.Count;
Meshes.Add(SimulationEngine.ResourceCache.CreateMesh(device, _particlePlane.State));
Meshes[0].Textures[0] = SimulationEngine.ResourceCache.CreateTextureFromFile(device, "particle.bmp");
// we have a custom effect, with an additional global parameter. Get handle to it here
if (Effect != null)
_timeAttenuationHandle = Effect.GetParameter("timeAttenuation");
World = xna.Matrix.Identity;
if (Meshes.Count > 1)
sonarMesh = Meshes[0];
if (Parent == null)
throw new Exception("This entity must be a child of another entity.");
Parent.AddShapeToPhysicsEntity(_sonarBox, sonarMesh);
}
catch (Exception ex)
{
HasBeenInitialized = false;
InitError = ex.ToString();
}
}
void AddGround()
{
HeightFieldShapeProperties hf = new HeightFieldShapeProperties("height field",
64, // number of rows
100, // distance in meters, between rows
64, // number of columns
100, // distance in meters, between columns
1, // scale factor to multiple height values
-1000); // vertical extent of the height field. Should be set to large negative values
// create array with height samples
hf.HeightSamples = new HeightFieldSample[hf.RowCount * hf.ColumnCount];
for (int i = 0; i < hf.RowCount * hf.ColumnCount; i++)
{
hf.HeightSamples[i] = new HeightFieldSample();
hf.HeightSamples[i].Height = (short)(Math.Sin(i * 0.01));
}
// create a material for the entire field. We could also specify material per sample.
hf.Material = new MaterialProperties("ground", 0.8f, 0.5f, 0.8f);
// insert ground entity in simulation and specify a texture
SimulationEngine.GlobalInstancePort.Insert(new HeightFieldEntity(hf, "03RamieSc.dds"));
}
public void AddGround(float WidthLength)
{
HeightFieldShapeProperties hf = new HeightFieldShapeProperties("height field",
100, // number of rows
WidthLength, // distance in meters, between rows
100, // number of columns
WidthLength, // distance in meters, between columns
1, // scale factor to multiple height values
-1000); // vertical extent of the height field. Should be set to large negative values
// create a material for the entire field. We could also specify material per sample.
hf.Material = new MaterialProperties("ground", 0.2f, 0.5f, 0.5f);
hf.Dimensions = new Vector3(5f, 5f, 5f);
// insert ground entity in simulation and specify a texture
HeightFieldEntity ground = new HeightFieldEntity(hf, "03RamieSc.dds");
this.Ground = ground;
SimulationEngine.GlobalInstancePort.Insert(ground);
}
