// This method is called when the fur objects is rendered.
private Vector3 ComputeFurDisplacement(DelegateParameterBinding <Vector3> binding, RenderContext context)
{
// Animate the fur using a periodic animation.
float p = (((float)_time.TotalSeconds) / 5.0f);
float deltaX = (float)(Math.Pow(Math.Sin(p), 2) + Math.Cos(16 * p) + 1) * 0.001f;
float deltaZ = (float)Math.Cos(2 * p) * 0.002f;
Vector3F furDisplacement = new Vector3F(deltaX, -0.01f, deltaZ);
// Add the current rigid body movement to the displacement.
var meshNode = (MeshNode)context.SceneNode;
var rigidBody = (RigidBody)meshNode.UserData;
furDisplacement += -Vector3F.Clamp(rigidBody.LinearVelocity * 0.1f, -0.02f, 0.02f);
return((Vector3)furDisplacement);
}
private Vector3 GetSunDirection(DelegateParameterBinding<Vector3> binding, RenderContext context)
{
return (Vector3)DynamicSkyObject.SunDirection;
}
// A callback for a DelegateParameterBinding which provides the shadow color.
private Vector4 GetShadowColor(DelegateParameterBinding <Vector4> delegateParameterBinding, RenderContext renderContext)
{
return(_shadowColor);
}
// A callback for a DelegateParameterBinding which provides the shadow matrix.
private Matrix GetShadowMatrix(DelegateParameterBinding <Matrix> delegateParameterBinding, RenderContext renderContext)
{
return(_shadowMatrix);
}
// This method is called when the fur objects is rendered.
private Vector3 ComputeFurDisplacement(DelegateParameterBinding<Vector3> binding, RenderContext context)
{
// Animate the fur using a periodic animation.
float p = (((float)_time.TotalSeconds) / 5.0f);
float deltaX = (float)(Math.Pow(Math.Sin(p), 2) + Math.Cos(16 * p) + 1) * 0.001f;
float deltaZ = (float)Math.Cos(2 * p) * 0.002f;
Vector3F furDisplacement = new Vector3F(deltaX, -0.01f, deltaZ);
// Add the current rigid body movement to the displacement.
var meshNode = (MeshNode)context.SceneNode;
var rigidBody = (RigidBody)meshNode.UserData;
furDisplacement += -Vector3F.Clamp(rigidBody.LinearVelocity * 0.1f, -0.02f, 0.02f);
return (Vector3)furDisplacement;
}
private static Texture2D GetDetailClipmapTexture(DelegateParameterBinding<Texture2D> binding, RenderContext context)
{
var usage = binding.Description;
int index = (usage != null) ? usage.Index : 0;
var textures = GetTerrainNode(context).DetailClipmap.Textures;
if (index < textures.Length)
return textures[index];
return null;
}
private Vector3 GetSunDirection(DelegateParameterBinding <Vector3> binding, RenderContext context)
{
return((Vector3)DynamicSkyObject.SunDirection);
}
// A callback for a DelegateParameterBinding which provides the shadow matrix.
private Matrix GetShadowMatrix(DelegateParameterBinding<Matrix> delegateParameterBinding, RenderContext renderContext)
{
return _shadowMatrix;
}
private static Vector2 GetTerrainSize(DelegateParameterBinding<Vector2> binding, RenderContext context)
{
var terrainTile = GetTerrainTile(context);
return new Vector2(terrainTile.WidthX, terrainTile.WidthZ);
}
private static Vector2 GetTerrainOrigin(DelegateParameterBinding<Vector2> binding, RenderContext context)
{
var terrainTile = GetTerrainTile(context);
return new Vector2(terrainTile.OriginX, terrainTile.OriginZ);
}
private static Vector2 GetTerrainNormalTextureSize(DelegateParameterBinding<Vector2> binding, RenderContext context)
{
var texture = GetTerrainNormalTexture(null, context);
return new Vector2(texture.Width, texture.Height);
}
private static Texture2D GetTerrainNormalTexture(DelegateParameterBinding<Texture2D> binding, RenderContext context)
{
return GetTerrainTile(context).NormalTexture ?? context.GraphicsService.GetDefaultNormalTexture();
}
private static float GetHoleThreshold(DelegateParameterBinding<float> binding, RenderContext context)
{
return GetTerrainNode(context).HoleThreshold;
}
private static float GetDetailFadeRange(DelegateParameterBinding<float> binding, RenderContext context)
{
return GetTerrainNode(context).DetailFadeRange;
}
private static float GetDetailEnableAnisotropicFiltering(DelegateParameterBinding<float> binding, RenderContext context)
{
return GetTerrainNode(context).DetailClipmap.EnableAnisotropicFiltering ? 1 : 0;
}
private Vector3 GetSkyLight(DelegateParameterBinding<Vector3> binding, RenderContext context)
{
return (Vector3)DynamicSkyObject.AmbientLight;
}
private static float GetBaseClipmapCellsPerLevel(DelegateParameterBinding<float> binding, RenderContext context)
{
return GetTerrainNode(context).BaseClipmap.CellsPerLevel;
}
private static float GetBaseClipmapLevelBias(DelegateParameterBinding<float> binding, RenderContext context)
{
return GetTerrainNode(context).BaseClipmap.LevelBias;
}
// A callback for a DelegateParameterBinding which provides the shadow color.
private Vector4 GetShadowColor(DelegateParameterBinding<Vector4> delegateParameterBinding, RenderContext renderContext)
{
return _shadowColor;
}
private static float GetBaseClipmapNumberOfColumns(DelegateParameterBinding<float> binding, RenderContext context)
{
return GetTerrainNode(context).BaseClipmap.NumberOfTextureAtlasColumns;
}
private Vector3 GetSkyLight(DelegateParameterBinding <Vector3> binding, RenderContext context)
{
return((Vector3)DynamicSkyObject.AmbientLight);
}
private static float GetDetailClipmapNumberOfLevels(DelegateParameterBinding<float> binding, RenderContext context)
{
return GetTerrainNode(context).DetailClipmap.NumberOfLevels;
}