private void Timer_Tick()
{
++counter;
counter %= 128;
if (DynamicTexture)
{
Vector2Collection texture = null;
if (!AnimateUVOffset)
{
texture = new Vector2Collection(Model.TextureCoordinates);
var t0 = texture[0];
for (int i = 1; i < texture.Count; ++i)
{
texture[i - 1] = texture[i];
}
texture[texture.Count - 1] = t0;
}
context.Send((o) =>
{
if (!AnimateUVOffset)
{
Model.TextureCoordinates = texture;
if (ReverseInnerRotation)
{
var texture1 = new Vector2Collection(texture);
texture1.Reverse();
InnerModel.TextureCoordinates = texture1;
}
else
{
InnerModel.TextureCoordinates = texture;
}
}
else
{
ModelMaterial.UVTransform = new UVTransform(0, Vector2.One,
ModelMaterial.UVTransform.Translation + new Vector2(0.005f, -0.01f));
InnerModelMaterial.UVTransform = new UVTransform(0, Vector2.One,
InnerModelMaterial.UVTransform.Translation + new Vector2(-0.01f, 0.005f));
}
}, null);
}
if (DynamicVertices)
{
var positions = new Vector3Collection(initialPosition);
for (int i = 0; i < positions.Count; ++i)
{
var off = (float)Math.Sin(Math.PI * (float)(counter + i) / 64);
var p = positions[i];
p *= 0.8f + off * 0.2f;
positions[i] = p;
}
var linePositions = new Vector3Collection(positions);
linePositions.Add(Vector3.Zero);
//var normals = MeshGeometryHelper.CalculateNormals(positions, initialIndicies);
//var innerNormals = new Vector3Collection(normals.Select(x => { return x * -1; }));
context.Send((o) =>
{
//Model.Normals = normals;
//InnerModel.Normals = innerNormals;
//Model.Positions = positions;
//InnerModel.Positions = positions;
PointModel.Positions = positions;
LineModel.Positions = linePositions;
}, null);
}
if (DynamicTriangles)
{
var indices = new IntCollection(initialIndicies);
if (isRemoving)
{
removedIndex += 3 * 8;
if (removedIndex >= initialIndicies.Count)
{
removedIndex = initialIndicies.Count;
isRemoving = false;
}
}
else
{
removedIndex -= 3 * 8;
if (removedIndex <= 0)
{
isRemoving = true;
removedIndex = 0;
}
}
indices.RemoveRange(0, removedIndex);
context.Send((o) =>
{
Model.Indices = indices;
InnerModel.Indices = indices;
}, null);
}
if (DynamicTexture)
{
var colors = new Color4Collection(PointModel.Colors);
for (int k = 0; k < 10; ++k)
{
var c = colors[colors.Count - 1];
for (int i = colors.Count - 1; i > 0; --i)
{
colors[i] = colors[i - 1];
}
colors[0] = c;
}
var lineColors = new Color4Collection(LineModel.Colors);
for (int k = 0; k < 10; ++k)
{
var c = lineColors[colors.Count - 2];
for (int i = lineColors.Count - 2; i > 0; --i)
{
lineColors[i] = lineColors[i - 1];
}
lineColors[0] = c;
}
context.Send((o) =>
{
PointModel.Colors = colors;
LineModel.Colors = lineColors;
}, null);
}
}
private void Timer_Tick(object sender, EventArgs e)
{
if (DynamicTexture)
{
var texture = new Vector2Collection(Model.TextureCoordinates);
for (int i = 1; i < Model.TextureCoordinates.Count; ++i)
{
texture[i - 1] = Model.TextureCoordinates[i];
}
texture[texture.Count - 1] = Model.TextureCoordinates[0];
Model.TextureCoordinates = texture;
if (ReverseInnerRotation)
{
var texture1 = new Vector2Collection(texture);
texture1.Reverse();
InnerModel.TextureCoordinates = texture1;
}
else
{
InnerModel.TextureCoordinates = texture;
}
}
if (DynamicVertices)
{
var positions = new Vector3Collection(initialPosition);
for (int i = 0; i < positions.Count; ++i)
{
positions[i] = positions[i] * (float)rnd.Next(95, 105) / 100;
}
Model.Normals = MeshGeometryHelper.CalculateNormals(positions, Model.Indices);
InnerModel.Normals = new Vector3Collection(Model.Normals.Select(x => { return(x * -1); }));
Model.Positions = positions;
InnerModel.Positions = positions;
//Alternative implementation
//Floor.DisablePropertyChangedEvent = true;
//Floor.Positions = positions;
//Floor.CalculateNormals();
//Floor.DisablePropertyChangedEvent = false;
//Floor.UpdateVertex();
}
if (DynamicTriangles)
{
var indices = new IntCollection(initialIndicies);
if (isRemoving)
{
removedIndex += 3 * 8;
if (removedIndex >= initialIndicies.Count)
{
removedIndex = initialIndicies.Count;
isRemoving = false;
}
}
else
{
removedIndex -= 3 * 8;
if (removedIndex <= 0)
{
isRemoving = true;
removedIndex = 0;
}
}
indices.RemoveRange(0, removedIndex);
Model.Indices = indices;
InnerModel.Indices = indices;
}
}