/// <summary>
/// Initializes a new instance of the <see cref="TerrainObject"/> class.
/// </summary>
/// <param name="gfactory">The gfactory.</param>
/// <param name="heightmapTexture">The heighmap texture.</param>
/// <param name="translation">The translation.</param>
/// <param name="rotation">The rotation.</param>
/// <param name="materialDesc">The material desc.</param>
/// <param name="XSpacing">The X spacing.</param>
/// <param name="ZSpacing">The Z spacing.</param>
/// <param name="heightMultipler">The height multipler.</param>
public TerrainObject(GraphicFactory gfactory, Texture2D heightmapTexture, Vector3 translation, Matrix?rotation = null, MaterialDescription materialDesc = null, float XSpacing = 1, float ZSpacing = 1, float heightMultipler = 10)
{
if (!rotation.HasValue)
{
rotation = Matrix.Identity;
}
if (materialDecription == null)
{
materialDecription = MaterialDescription.DefaultBepuMaterial();
}
this.heightMultipler = heightMultipler;
//Used to calculate ther proportion of the xNormalized in the getHeightFast method
xScale = XSpacing;
zScale = ZSpacing;
sourceImage = heightmapTexture;
int xLength = sourceImage.Width;
int yLength = sourceImage.Height;
terrainWidth = xLength;
terrainHeight = yLength;
this.rotation = rotation.Value;
//this.scale = scale;
Color[] colorData = new Color[xLength * yLength];
sourceImage.GetData <Color>(colorData);
var heightStore = new float[xLength, yLength];
for (int i = 0; i < xLength; i++)
{
for (int j = 0; j < yLength; j++)
{
Color color = colorData[j * xLength + i];
heightStore[i, j] = (color.R) / heightMultipler;
if (heightStore[i, j] > maxHeight)
{
maxHeight = heightStore[i, j];
}
if (heightStore[i, j] < minHeight)
{
minHeight = heightStore[i, j];
}
}
}
//Create the terrain.
BEPUphysics.CollisionShapes.TerrainShape shape = new BEPUphysics.CollisionShapes.TerrainShape(heightStore, BEPUphysics.CollisionShapes.QuadTriangleOrganization.BottomLeftUpperRight);
terrain = new Terrain(shape, new BEPUphysics.MathExtensions.AffineTransform(new Vector3(XSpacing, 1, ZSpacing), Quaternion.CreateFromRotationMatrix(rotation.Value), new Vector3(-xLength * XSpacing / 2, 0, -yLength * ZSpacing / 2) + translation));
terrain.ImproveBoundaryBehavior = true;
SetMaterialDescription(materialDesc);
}
public TerrainObject(GraphicFactory gfactory, Vector3 translation, Matrix rotation, float[,] heights, MaterialDescription materialDesc, BEPUphysics.CollisionShapes.QuadTriangleOrganization triangleorientation = BEPUphysics.CollisionShapes.QuadTriangleOrganization.BottomLeftUpperRight)
{
terrainWidth = heights.GetLength(0);
terrainHeight = heights.GetLength(1);
//Create the terrain.
BEPUphysics.CollisionShapes.TerrainShape shape = new BEPUphysics.CollisionShapes.TerrainShape(heights, triangleorientation);
terrain = new Terrain(shape, new BEPUphysics.MathExtensions.AffineTransform(Vector3.One, Quaternion.CreateFromRotationMatrix(rotation), translation));
terrain.ImproveBoundaryBehavior = true;
SetMaterialDescription(materialDesc);
}
public TerrainObject(GraphicFactory gfactory, Vector3 translation, Matrix rotation, float[,] heights, MaterialDescription materialDesc,BEPUphysics.CollisionShapes.QuadTriangleOrganization triangleorientation = BEPUphysics.CollisionShapes.QuadTriangleOrganization.BottomLeftUpperRight )
{
terrainWidth = heights.GetLength(0);
terrainHeight = heights.GetLength(1);
//Create the terrain.
BEPUphysics.CollisionShapes.TerrainShape shape = new BEPUphysics.CollisionShapes.TerrainShape(heights, triangleorientation);
terrain = new Terrain(shape, new BEPUphysics.MathExtensions.AffineTransform(Vector3.One, Quaternion.CreateFromRotationMatrix(rotation), translation));
terrain.ImproveBoundaryBehavior = true;
SetMaterialDescription(materialDesc);
}
/// <summary>
/// Create a Terrain Physic Object
/// </summary>
/// <param name="gfactory">The gfactory.</param>
/// <param name="heighmapName">Name of the heighmap texture</param>
/// <param name="translation">The translation.</param>
/// <param name="rotation">The rotation.</param>
/// <param name="materialDesc">The material desc.</param>
/// <param name="XSpacing">The X spacing.</param>
/// <param name="ZSpacing">The Z spacing.</param>
/// <param name="heightMultipler">Default 10 - controla a altura, menor mais alto</param>
public TerrainObject(GraphicFactory gfactory, String heighmapName, Vector3 translation, Matrix? rotation = null, MaterialDescription materialDesc = null, float XSpacing = 1, float ZSpacing = 1, float heightMultipler = 10)
{
if (!rotation.HasValue)
rotation = Matrix.Identity;
if (materialDecription == null)
materialDecription = MaterialDescription.DefaultBepuMaterial();
//Used to calculate ther proportion of the xNormalized in the getHeightFast method
xScale = XSpacing;
zScale = ZSpacing;
this.heightMultipler = heightMultipler;
this.image = heighmapName;
sourceImage = gfactory.GetTexture2D(image);
int xLength = sourceImage.Width;
int yLength = sourceImage.Height;
terrainWidth = xLength;
terrainHeight = yLength;
this.rotation = rotation.Value;
//this.scale = scale;
Color[] colorData = new Color[xLength * yLength];
sourceImage.GetData<Color>(colorData);
var heightStore = new float[xLength, yLength];
for (int i = 0; i < xLength; i++)
{
for (int j = 0; j < yLength; j++)
{
Color color = colorData[j * xLength + i];
heightStore[i, j] = (color.R) / heightMultipler;
if (heightStore[i, j] > maxHeight)
{
maxHeight = heightStore[i, j];
}
if (heightStore[i, j] < minHeight)
{
minHeight = heightStore[i, j];
}
}
}
//Create the terrain.
BEPUphysics.CollisionShapes.TerrainShape shape = new BEPUphysics.CollisionShapes.TerrainShape(heightStore, BEPUphysics.CollisionShapes.QuadTriangleOrganization.BottomLeftUpperRight);
terrain = new Terrain(shape, new BEPUphysics.MathExtensions.AffineTransform(new Vector3(XSpacing, 1, ZSpacing), Quaternion.CreateFromRotationMatrix(rotation.Value), new Vector3(-xLength * XSpacing / 2, 0, -yLength * ZSpacing / 2) + translation));
terrain.ImproveBoundaryBehavior = true;
SetMaterialDescription(materialDesc);
}
