public static Microsoft.Xna.Framework.Vector3 ToXna(this Vector3 vec)
{
XNAUtil.TransformWoWCoordsToXNACoords(ref vec);
return(new Microsoft.Xna.Framework.Vector3()
{
X = vec.X,
Y = vec.Y,
Z = vec.Z
});
}
protected override void BuildVerticiesAndIndicies()
{
var tileId = TileIdentifier.DefaultTileIdentifier;
var tempVertices = new List <VertexPositionNormalColored>();
var tempIndices = new List <int>();
var baseXPos = TerrainConstants.CenterPoint - (tileId.X + 1) * TerrainConstants.TileSize;
var baseYPos = TerrainConstants.CenterPoint - (tileId.Y + 1) * TerrainConstants.TileSize;
var baseZPos = -100.0f;
// The Bottom-Righthand corner of a Tile in WoW coords
var baseAxisVec = new Vector3(baseXPos, baseYPos, baseZPos);
// The Top-Lefthand corner of a Tile in WoW coords
var endAxisXVec = baseAxisVec + new Vector3(TerrainConstants.TileSize * 2, 0.0f, 0.0f);
var endAxisYVec = baseAxisVec + new Vector3(0.0f, TerrainConstants.TileSize * 2, 0.0f);
var endAxisZVec = baseAxisVec + new Vector3(0.0f, 0.0f, TerrainConstants.TileSize * 2);
var upperLeftForward = new Vector3(1.0f, 1.0f, 1.0f);
var upperLeftBackward = new Vector3(-1.0f, 1.0f, 1.0f);
var upperRightForward = new Vector3(1.0f, -1.0f, 1.0f);
var upperRightBackward = new Vector3(-1.0f, -1.0f, 1.0f);
var lowerLeftForward = new Vector3(1.0f, 1.0f, -1.0f);
var lowerLeftBackward = new Vector3(-1.0f, 1.0f, -1.0f);
var lowerRightForward = new Vector3(1.0f, -1.0f, -1.0f);
var lowerRightBackward = new Vector3(-1.0f, -1.0f, -1.0f);
XNAUtil.TransformWoWCoordsToXNACoords(ref baseAxisVec);
XNAUtil.TransformWoWCoordsToXNACoords(ref endAxisXVec);
XNAUtil.TransformWoWCoordsToXNACoords(ref endAxisYVec);
XNAUtil.TransformWoWCoordsToXNACoords(ref endAxisZVec);
XNAUtil.TransformWoWCoordsToXNACoords(ref upperLeftForward);
XNAUtil.TransformWoWCoordsToXNACoords(ref upperLeftBackward);
XNAUtil.TransformWoWCoordsToXNACoords(ref upperRightForward);
XNAUtil.TransformWoWCoordsToXNACoords(ref upperRightBackward);
XNAUtil.TransformWoWCoordsToXNACoords(ref lowerLeftForward);
XNAUtil.TransformWoWCoordsToXNACoords(ref lowerLeftBackward);
XNAUtil.TransformWoWCoordsToXNACoords(ref lowerRightForward);
XNAUtil.TransformWoWCoordsToXNACoords(ref lowerRightBackward);
var xAxisColor = Color.Red;
var yAxisColor = Color.White;
var zAxisColor = Color.Blue;
// The WoW X-axis drawn in XNA coords
// FrontFace
tempVertices.Add(new VertexPositionNormalColored(baseAxisVec + upperLeftBackward, xAxisColor, Vector3.Up)); //0
tempVertices.Add(new VertexPositionNormalColored(baseAxisVec + upperRightBackward, xAxisColor, Vector3.Up)); //1
tempVertices.Add(new VertexPositionNormalColored(baseAxisVec + lowerLeftBackward, xAxisColor, Vector3.Up)); //2
tempVertices.Add(new VertexPositionNormalColored(baseAxisVec + lowerRightBackward, xAxisColor, Vector3.Up)); //3
tempIndices.Add(0); tempIndices.Add(1); tempIndices.Add(2);
tempIndices.Add(1); tempIndices.Add(3); tempIndices.Add(2);
// BackFace
tempVertices.Add(new VertexPositionNormalColored(endAxisXVec + upperLeftForward, xAxisColor, Vector3.Up)); //4
tempVertices.Add(new VertexPositionNormalColored(endAxisXVec + upperRightForward, xAxisColor, Vector3.Up)); //5
tempVertices.Add(new VertexPositionNormalColored(endAxisXVec + lowerLeftForward, xAxisColor, Vector3.Up)); //6
tempVertices.Add(new VertexPositionNormalColored(endAxisXVec + lowerRightForward, xAxisColor, Vector3.Up)); //7
tempIndices.Add(4); tempIndices.Add(5); tempIndices.Add(6);
tempIndices.Add(5); tempIndices.Add(7); tempIndices.Add(6);
// TopFace
tempIndices.Add(4); tempIndices.Add(5); tempIndices.Add(0);
tempIndices.Add(5); tempIndices.Add(1); tempIndices.Add(0);
// BottomFace
tempIndices.Add(7); tempIndices.Add(6); tempIndices.Add(3);
tempIndices.Add(6); tempIndices.Add(2); tempIndices.Add(3);
// LeftFace
tempIndices.Add(6); tempIndices.Add(4); tempIndices.Add(2);
tempIndices.Add(4); tempIndices.Add(0); tempIndices.Add(2);
// RightFace
tempIndices.Add(5); tempIndices.Add(7); tempIndices.Add(1);
tempIndices.Add(7); tempIndices.Add(3); tempIndices.Add(1);
//tempVertices.Add(new VertexPositionNormalColored(new Vector3(baseAxisVec.X, baseAxisVec.Y, endAxisVec.Z), Color.Red, Vector3.Up));
// The WoW Y-axis drawn in XNA coords
tempVertices.Add(new VertexPositionNormalColored(endAxisYVec + upperLeftBackward, yAxisColor, Vector3.Up)); //8
tempVertices.Add(new VertexPositionNormalColored(baseAxisVec + upperRightBackward, yAxisColor, Vector3.Up)); //9
tempVertices.Add(new VertexPositionNormalColored(endAxisYVec + lowerLeftBackward, yAxisColor, Vector3.Up)); //10
tempVertices.Add(new VertexPositionNormalColored(baseAxisVec + lowerRightBackward, yAxisColor, Vector3.Up)); //11
tempIndices.Add(8); tempIndices.Add(9); tempIndices.Add(10);
tempIndices.Add(9); tempIndices.Add(11); tempIndices.Add(10);
// BackFace
tempVertices.Add(new VertexPositionNormalColored(endAxisYVec + upperLeftForward, yAxisColor, Vector3.Up)); //12
tempVertices.Add(new VertexPositionNormalColored(baseAxisVec + upperRightForward, yAxisColor, Vector3.Up)); //13
tempVertices.Add(new VertexPositionNormalColored(endAxisYVec + lowerLeftForward, yAxisColor, Vector3.Up)); //14
tempVertices.Add(new VertexPositionNormalColored(baseAxisVec + lowerRightForward, yAxisColor, Vector3.Up)); //15
tempIndices.Add(12); tempIndices.Add(13); tempIndices.Add(14);
tempIndices.Add(13); tempIndices.Add(15); tempIndices.Add(14);
// TopFace
tempIndices.Add(12); tempIndices.Add(13); tempIndices.Add(8);
tempIndices.Add(13); tempIndices.Add(9); tempIndices.Add(8);
// BottomFace
tempIndices.Add(15); tempIndices.Add(14); tempIndices.Add(11);
tempIndices.Add(14); tempIndices.Add(10); tempIndices.Add(11);
// LeftFace
tempIndices.Add(14); tempIndices.Add(12); tempIndices.Add(10);
tempIndices.Add(12); tempIndices.Add(8); tempIndices.Add(10);
// RightFace
tempIndices.Add(13); tempIndices.Add(15); tempIndices.Add(9);
tempIndices.Add(15); tempIndices.Add(11); tempIndices.Add(9);
// The WoW Z-axis
tempVertices.Add(new VertexPositionNormalColored(endAxisZVec + upperLeftBackward, zAxisColor, Vector3.Up)); //16
tempVertices.Add(new VertexPositionNormalColored(endAxisZVec + upperRightBackward, zAxisColor, Vector3.Up)); //17
tempVertices.Add(new VertexPositionNormalColored(baseAxisVec + lowerLeftBackward, zAxisColor, Vector3.Up)); //18
tempVertices.Add(new VertexPositionNormalColored(baseAxisVec + lowerRightBackward, zAxisColor, Vector3.Up)); //19
tempIndices.Add(16); tempIndices.Add(17); tempIndices.Add(18);
tempIndices.Add(17); tempIndices.Add(19); tempIndices.Add(18);
// BackFace
tempVertices.Add(new VertexPositionNormalColored(endAxisZVec + upperLeftForward, zAxisColor, Vector3.Up)); //20
tempVertices.Add(new VertexPositionNormalColored(endAxisZVec + upperRightForward, zAxisColor, Vector3.Up)); //21
tempVertices.Add(new VertexPositionNormalColored(baseAxisVec + lowerLeftForward, zAxisColor, Vector3.Up)); //22
tempVertices.Add(new VertexPositionNormalColored(baseAxisVec + lowerRightForward, zAxisColor, Vector3.Up)); //23
tempIndices.Add(20); tempIndices.Add(21); tempIndices.Add(22);
tempIndices.Add(21); tempIndices.Add(23); tempIndices.Add(22);
// TopFace
tempIndices.Add(20); tempIndices.Add(21); tempIndices.Add(16);
tempIndices.Add(21); tempIndices.Add(17); tempIndices.Add(16);
// BottomFace
tempIndices.Add(23); tempIndices.Add(22); tempIndices.Add(19);
tempIndices.Add(22); tempIndices.Add(18); tempIndices.Add(19);
// LeftFace
tempIndices.Add(22); tempIndices.Add(20); tempIndices.Add(18);
tempIndices.Add(20); tempIndices.Add(16); tempIndices.Add(18);
// RightFace
tempIndices.Add(21); tempIndices.Add(23); tempIndices.Add(17);
tempIndices.Add(23); tempIndices.Add(19); tempIndices.Add(17);
_cachedIndices = tempIndices.ToArray();
_cachedVertices = tempVertices.ToArray();
_renderCached = true;
}
public static Vector3 ToWCell(this Microsoft.Xna.Framework.Vector3 vec)
{
XNAUtil.TransformXnaCoordsToWoWCoords(ref vec);
return(new Vector3(vec.X, vec.Y, vec.Z));
}
