private VertexPositionNormalTexture[] GetVertices(Vector3 position, TextureTile texture)
{
var vertices = new VertexPositionNormalTexture[TILE_FACE_VERTICES];
for (int i = 0; i < TILE_FACE_VERTICES; i++)
{
vertices[i].Position = position + Vectors[i];
vertices[i].Normal = Normals[i];
vertices[i].TextureCoordinate = texture.GetPosition(new Vector2(vertices[i].Position.X, vertices[i].Position.Z));
}
float xLength = Math.Abs((vertices[1].Position - vertices[0].Position).Length());
float yLength = Math.Abs((vertices[3].Position - vertices[0].Position).Length());
float dxLength = Math.Abs((vertices[2].Position - vertices[3].Position).Length());
float dyLength = Math.Abs((vertices[2].Position - vertices[1].Position).Length());
var start = new Vector2(vertices[0].Position.X, vertices[0].Position.Z);
/*vertices[0].TextureCoordinate = texture.GetPosition(start + new Vector2(0, 0));
* vertices[1].TextureCoordinate = texture.GetPosition(start + new Vector2(xLength, 0));
* vertices[2].TextureCoordinate = texture.GetPosition(start + new Vector2(dxLength, dyLength));
* //vertices[2].TextureCoordinate = texture.GetPosition(start + new Vector2(xLength, yLength));
* vertices[3].TextureCoordinate = texture.GetPosition(start + new Vector2(0, yLength));*/
vertices[0].TextureCoordinate = texture.GetPosition(start + new Vector2(0, 0));
vertices[1].TextureCoordinate = texture.GetPosition(start + new Vector2(1, 0));
vertices[2].TextureCoordinate = texture.GetPosition(start + new Vector2(1, 1));
vertices[3].TextureCoordinate = texture.GetPosition(start + new Vector2(0, 1));
return(vertices);
}
static private VertexPositionNormalTexture[] GetVertices(Vector3 position, List <TextureTile> textures)
{
var vertices = new VertexPositionNormalTexture[CUBE_VERTICES_COUNT];
int face = -1;
int faceVertex = CUBE_FACE_VERTICES - 1;
// int faceRotation = 0;
TextureTile texture = null;
for (int i = 0; i < CUBE_VERTICES_COUNT; i++)
{
if (++faceVertex == CUBE_FACE_VERTICES)
{
texture = textures[++face];
faceVertex = 0;
// faceRotation = FaceTextureRotation[face];
}
var cornerVector = Vectors[i];
vertices[i].Position = position + cornerVector;
vertices[i].Normal = Normal[i];
vertices[i].TextureCoordinate = texture.GetPosition(TextureCoordinates[faceVertex]);
}
return(vertices);
}
private static Vector2 GetTextureCoordinates(TextureTile texture, VertexPositionNormalTexture distance)
{
return(texture.GetPosition(new Vector2(distance.Position.X, distance.Position.Z)));
}