static void AddData(List <VertexPositionTextureLight> vertices, int face, byte light, Vector3 position, ushort?texture)
{
int size = 16;
int textureCount = Assets.BlockTextures.Count;
for (int i = 0; i < 6; i++)
{
VertexPositionTextureLight vertex = Cube.Faces[face][i];
vertex.Position += position;
int skylight = (light >> 4) & 0xF;
int blockLight = light & 0xF;
vertex.Light = skylight + size * blockLight;
if (vertex.TextureCoordinate.Y == 0)
{
vertex.TextureCoordinate.Y = (float)texture / textureCount;
}
else
{
vertex.TextureCoordinate.Y = (float)(texture + 1) / textureCount;
}
vertices.Add(vertex);
}
}
static Cube()
{
float size = 0.5f;
VertexPositionTextureLight[] front = new VertexPositionTextureLight[6];
front[0].Position = new Vector3(-size, -size, size);
front[1].Position = new Vector3(-size, size, size);
front[2].Position = new Vector3(size, -size, size);
front[3].Position = front[1].Position;
front[4].Position = new Vector3(size, size, size);
front[5].Position = front[2].Position;
VertexPositionTextureLight[] back = new VertexPositionTextureLight[6];
back[0].Position = new Vector3(size, -size, -size);
back[1].Position = new Vector3(size, size, -size);
back[2].Position = new Vector3(-size, -size, -size);
back[3].Position = back[1].Position;
back[4].Position = new Vector3(-size, size, -size);
back[5].Position = back[2].Position;
VertexPositionTextureLight[] top = new VertexPositionTextureLight[6];
top[0].Position = new Vector3(-size, size, size);
top[1].Position = new Vector3(-size, size, -size);
top[2].Position = new Vector3(size, size, size);
top[3].Position = top[1].Position;
top[4].Position = new Vector3(size, size, -size);
top[5].Position = top[2].Position;
VertexPositionTextureLight[] bottom = new VertexPositionTextureLight[6];
bottom[0].Position = new Vector3(-size, -size, -size);
bottom[1].Position = new Vector3(-size, -size, size);
bottom[2].Position = new Vector3(size, -size, -size);
bottom[3].Position = bottom[1].Position;
bottom[4].Position = new Vector3(size, -size, size);
bottom[5].Position = bottom[2].Position;
VertexPositionTextureLight[] right = new VertexPositionTextureLight[6];
right[0].Position = new Vector3(size, -size, size);
right[1].Position = new Vector3(size, size, size);
right[2].Position = new Vector3(size, -size, -size);
right[3].Position = right[1].Position;
right[4].Position = new Vector3(size, size, -size);
right[5].Position = right[2].Position;
VertexPositionTextureLight[] left = new VertexPositionTextureLight[6];
left[0].Position = new Vector3(-size, -size, -size);
left[1].Position = new Vector3(-size, size, -size);
left[2].Position = new Vector3(-size, -size, size);
left[3].Position = left[1].Position;
left[4].Position = new Vector3(-size, size, size);
left[5].Position = left[2].Position;
Faces = new VertexPositionTextureLight[][] { front, back, top, bottom, right, left };
for (int i = 0; i < 6; i++)
{
Faces[i][0].TextureCoordinate = new Vector2(1, 1);
Faces[i][1].TextureCoordinate = new Vector2(1, 0);
Faces[i][2].TextureCoordinate = new Vector2(0, 1);
Faces[i][3].TextureCoordinate = Faces[i][1].TextureCoordinate;
Faces[i][4].TextureCoordinate = new Vector2(0, 0);
Faces[i][5].TextureCoordinate = Faces[i][2].TextureCoordinate;
}
}
