public Square( int setDepth, float setWidth, Corner[,] setCorners)
{
mDepth = setDepth;
mWidth = setWidth;
mCorners = new Corner[2, 2];
mCorners[0, 0] = setCorners[0, 0];
mCorners[0, 1] = setCorners[0, 1];
mCorners[1, 0] = setCorners[1, 0];
mCorners[1, 1] = setCorners[1, 1];
mAverageHeight = new float[2];
calcAverageHeight();
calcNormals();
mBoundingBox = new BoundingBox();
calcBoundingBox();
}
public Terrain( string setName, int mSetWidth )
: base(setName)
{
mWidth = mSetWidth;
Corner[,] Corners = new Corner[2,2];
Corners[0, 0] = new Corner(new Vector3(0, 0, 0));
Corners[0, 1] = new Corner(new Vector3(0, 0, mWidth));
Corners[1, 0] = new Corner(new Vector3(mWidth, 0, 0));
Corners[1, 1] = new Corner(new Vector3(mWidth, 0, mWidth));
mRoot = new Square(1, mWidth, Corners);
mDepth = 1;
/*
// mDrawWater = true;
mWaterHeight = mTerrainTextures[0].mHeightCutoff;
mWaterTexture = new Texture[1];
mWaterTexture[0] = new Texture(256, 256);
mWaterTexture[0].generateSolidTexture(Color.Blue);
mWaterTextureGroup = new TextureGroup(mWaterTexture);
*/
}
public void subdivide(float Width)
{
if (mSubdivisions == null)
{
mSubdivisions = new Square[2, 2];
Corner[,] Corners = new Corner[2, 2];
Corners[0, 0] = mCorners[0, 0];
Corners[0, 1] = new Corner((mCorners[0, 0].mLocation + mCorners[0, 1].mLocation) / 2.0f);
Corners[1, 0] = new Corner((mCorners[0, 0].mLocation + mCorners[1, 0].mLocation) / 2.0f);
Corners[1, 1] = new Corner((mCorners[0, 0].mLocation + mCorners[1, 1].mLocation) / 2.0f);
mSubdivisions[0, 0] = new Square(mDepth + 1, Width, Corners);
Corners[0, 0] = mSubdivisions[0, 0].mCorners[0, 1];
Corners[0, 1] = mCorners[0, 1];
Corners[1, 0] = mSubdivisions[0, 0].mCorners[1, 1];
Corners[1, 1] = new Corner((mCorners[0, 1].mLocation + mCorners[1, 1].mLocation) / 2.0f);
mSubdivisions[0, 1] = new Square(mDepth + 1, Width, Corners);
Corners[0, 0] = mSubdivisions[0, 0].mCorners[1, 0];
Corners[0, 1] = mSubdivisions[0, 0].mCorners[1, 1];
Corners[1, 0] = mCorners[1, 0];
Corners[1, 1] = new Corner((mCorners[1, 0].mLocation + mCorners[1, 1].mLocation) / 2.0f);
mSubdivisions[1, 0] = new Square(mDepth + 1, Width, Corners);
Corners[0, 0] = mSubdivisions[0, 0].mCorners[1, 1];
Corners[0, 1] = mSubdivisions[0, 1].mCorners[1, 1];
Corners[1, 0] = mSubdivisions[1, 0].mCorners[1, 1];
Corners[1, 1] = mCorners[1,1];
mSubdivisions[1, 1] = new Square(mDepth + 1, Width, Corners);
}
else
{
throw (new Exception("Square already subdivided"));
}
}
