private void Initialize(int xPos, int yPos, string entityName)
{
this.Title = "Entity Report - " + entityName;
UInt32 windowWidth = (UInt32)QSMath.Max((10 * this.Title.Length) + 20, 400);
UInt32 windowHeight = 400;
this.EnableDragging = true;
this.MinimizeWidth = windowWidth;
this.MinimizeHeight = 25;
this.label = new ListControl();
this.label.Bounds = new UniRectangle(4, 25, windowWidth - 10, windowHeight - 70);
this.label.Slider.Bounds.Location.X.Offset -= 1.0f;
this.label.Slider.Bounds.Location.Y.Offset += 1.0f;
this.label.Slider.Bounds.Size.Y.Offset -= 2.0f;
this.label.SelectionMode = ListSelectionMode.Single;
this.closeButton = new ButtonControl();
this.closeButton.Text = "Close";
this.closeButton.Bounds = new UniRectangle(new UniScalar(1.0f, -90.0f),
new UniScalar(1.0f, -40.0f),
80, 24);
this.closeButton.Pressed += new EventHandler(closeButton_Pressed);
this.Bounds = new UniRectangle(xPos, yPos, windowWidth, windowHeight);
this.Children.Add(this.label);
this.Children.Add(this.closeButton);
}
/// <summary>
/// Load the heightfield data from the heightmap image
/// </summary>
/// <param name="heightImagePath">Path of heightmap image to read from</param>
private void LoadHeightData(string heightImagePath)
{
this.heightMap = this.parentEntity.Game.Content.Load <Texture2D>(heightImagePath);
if ((QSMath.IsPowerOfTwo(this.heightMap.Width) && QSMath.IsPowerOfTwo(this.heightMap.Height) == false))
{
throw new Exception("Height maps must have a width and height that is a power of two.");
}
this.Size = this.heightMap.Width; // Sets the map width to the same as the heightmap texture.
// We setup the map for colors so we can use the color to determine elevations of the map
Color[] heightMapColors = new Color[size * size];
// XNA Built-in feature automatically copies pixel data into the heightmap.
this.heightMap.GetData(heightMapColors);
this.heightData = new float[size, size]; // Create an array to hold elevations from heightMap
// Find minimum and maximum values for the heightmap file we read in
for (int x = 0; x < size; ++x)
{
for (int z = 0; z < size; ++z)
{
Color heightMapColorAtPoint = heightMapColors[x + z * size];
float heightAtXZ = heightMapColorAtPoint.R + heightMapColorAtPoint.G + heightMapColorAtPoint.B;
if (heightAtXZ < this.MinimumHeight)
{
this.MinimumHeight = heightAtXZ;
}
else if (heightAtXZ > this.MaximumHeight)
{
this.MaximumHeight = heightAtXZ;
}
}
}
// Set height by color, and then alter height by min and max amounts
for (int x = 0; x < size; ++x)
{
for (int z = 0; z < size; ++z)
{
Color heightMapColorAtPoint = heightMapColors[z + x * size];
float heightAtXZ = heightMapColorAtPoint.R + heightMapColorAtPoint.G + heightMapColorAtPoint.B;
this.heightData[z, x] = (heightAtXZ - this.MinimumHeight) / (this.MaximumHeight - this.MinimumHeight) * this.elevationStrength * this.scaleFactor;
}
}
}
