public Chunk()
{
for (int z = 0; z < 16; ++z)
for (int y = 0; y < 256; ++y)
for (int x = 0; x < 16; ++x)
{
blocks[x, y, z] = new Block(x, y, z, 0, 0);
}
}
public void update(Packet_MapChunk data)
{
x = data.X;
z = data.Z;
byte[] cubic_chunk_data = new byte[4096];
//Loop over 16x16x16 chunks in the 16x256x16 column
int ii = -1;
for (int i = 0; i < 16; i++)
{
//If the bitmask indicates this chunk has been sent...
if ((data.PrimaryBM & (1 << i)) != 0)
{
ii = ii + 1;
//Read data...
Array.ConstrainedCopy(data.ChunkData, 4096 * ii, cubic_chunk_data, 0, 4096);
for (int j = 0; j < cubic_chunk_data.Length; j++)
{
//Retrieve x,y,z and data from each element in cubic_chunk_array
//Byte arrays
//int bx = data.x * 16 + j & 0x0F;
//int by = i * 16 + j >> 8;
//int bz = data.z * 16 + (j & 0xF0) >> 4;
int bx = j & 0x0F;
int by = (i * 16) + (j >> 8);
int bz = (j & 0xF0) >> 4;
short bid = cubic_chunk_data[j];
//Nibble arrays
int data1 = cubic_chunk_data[j] & 0x0F;
int data2 = cubic_chunk_data[j] >> 4;
int k = 2 * j;
int bx1 = data.X * 16 + k & 0x0F;
int by1 = i * 16 + k >> 8;
int bz1 = data.Z * 16 + (k & 0xF0) >> 4;
k++;
int bx2 = data.X * 16 + k & 0x0F;
int by2 = i * 16 + k >> 8;
int bz2 = data.Z * 16 + (k & 0xF0) >> 4;
blocks[bx, by, bz] = new Block(bx, by, bz, bid, 0);
}
}
}
}
ManualObject chunkMesh(Chunk c)
{
Mogre.ManualObject MeshChunk = mSceneMgr.CreateManualObject("MeshManChunk" + c.x + "_" + c.z);
MeshChunk.Begin("BoxColor",RenderOperation.OperationTypes.OT_TRIANGLE_LIST);
uint iVertex = 0;
Block Block;
Block Block1;
float bo = 1f / 16f;
//Console.WriteLine(bo);
float U1, U2, V1, V2;
for (int z = 0; z < 16; ++z)
{
for (int y = 0; y < 256; ++y)
{
for (int x = 0; x < 16; ++x)
{
Block = c.blocks[x, y, z];
if (Block == null) continue;
if (Block.ID == 0) continue;
//Compute the block's texture coordinates
U1 = bo * (float)(Block.U());
U2 = U1 + bo;
V1 = bo * (float)(Block.V());
V2 = V1 + bo;
//x-1
Block1 = new Block(x, y, z, 0, 0);
if (x > 0) Block1 = c.blocks[x-1,y,z];
//if (x == 0) Block1 = chunks[(c.x - 1) + "_" + c.z].blocks[15, y, z];
if (Block1.ID == 0)
{
MeshChunk.Position(x, y, z+1); MeshChunk.Normal(-1,0,0); MeshChunk.TextureCoord(U2, V2);
MeshChunk.Position(x, y+1, z+1); MeshChunk.Normal(-1,0,0); MeshChunk.TextureCoord(U2, V1);
MeshChunk.Position(x, y+1, z); MeshChunk.Normal(-1,0,0); MeshChunk.TextureCoord(U1, V1);
MeshChunk.Position(x, y, z); MeshChunk.Normal(-1,0,0); MeshChunk.TextureCoord(U1, V2);
//MeshChunk.Triangle(iVertex, iVertex+1, iVertex+2);
//MeshChunk.Triangle(iVertex+2, iVertex+3, iVertex);
MeshChunk.Quad(iVertex, iVertex + 1, iVertex + 2, iVertex + 3);
iVertex += 4;
}
//x+1
Block1 = new Block(x, y, z, 0, 0);
if (x < 15) Block1 = c.blocks[x + 1, y, z];
//if (x == 15) Block1 = chunks[(c.x + 1) + "_" + c.z].blocks[0, y, z];
if (Block1.ID == 0)
{
MeshChunk.Position(x+1, y, z); MeshChunk.Normal(1,0,0); MeshChunk.TextureCoord(U2, V2);
MeshChunk.Position(x+1, y+1, z); MeshChunk.Normal(1,0,0); MeshChunk.TextureCoord(U2, V1);
MeshChunk.Position(x+1, y+1, z+1); MeshChunk.Normal(1,0,0); MeshChunk.TextureCoord(U1, V1);
MeshChunk.Position(x+1, y, z+1); MeshChunk.Normal(1,0,0); MeshChunk.TextureCoord(U1, V2);
//MeshChunk.Triangle(iVertex, iVertex+1, iVertex+2);
//MeshChunk.Triangle(iVertex+2, iVertex+3, iVertex);
MeshChunk.Quad(iVertex, iVertex + 1, iVertex + 2, iVertex + 3);
iVertex += 4;
}
//y-1
Block1 = new Block(x, y, z, 0, 0);
if (y > 0) Block1 = c.blocks[x, y - 1, z];
//if (Block1 == null) Block1 = new Block(x, y, z, 0, 0);
if (Block1.ID == 0)
{
MeshChunk.Position(x, y, z); MeshChunk.Normal(0,-1,0); MeshChunk.TextureCoord(U1, V2);
MeshChunk.Position(x+1, y, z); MeshChunk.Normal(0,-1,0); MeshChunk.TextureCoord(U2, V2);
MeshChunk.Position(x+1, y, z+1); MeshChunk.Normal(0,-1,0); MeshChunk.TextureCoord(U2,V1);
MeshChunk.Position(x, y, z+1); MeshChunk.Normal(0,-1,0); MeshChunk.TextureCoord(U1,V1);
//MeshChunk.Triangle(iVertex, iVertex+1, iVertex+2);
//MeshChunk.Triangle(iVertex+2, iVertex+3, iVertex);
MeshChunk.Quad(iVertex, iVertex + 1, iVertex + 2, iVertex + 3);
iVertex += 4;
}
//y+1
Block1 = new Block(x, y, z, 0, 0);
if (y < 256 - 1) Block1 = c.blocks[x, y + 1, z];
//if (Block1 == null) Block1 = new Block(x, y, z, 0, 0);
if (Block1.ID == 0)
{
MeshChunk.Position(x, y+1, z+1); MeshChunk.Normal(0,1,0); MeshChunk.TextureCoord(U1, V2);
MeshChunk.Position(x+1, y+1, z+1); MeshChunk.Normal(0,1,0); MeshChunk.TextureCoord(U2, V2);
MeshChunk.Position(x+1, y+1, z); MeshChunk.Normal(0,1,0); MeshChunk.TextureCoord(U2,V1);
MeshChunk.Position(x, y+1, z); MeshChunk.Normal(0,1,0); MeshChunk.TextureCoord(U1,V1);
//MeshChunk.Triangle(iVertex, iVertex+1, iVertex+2);
//MeshChunk.Triangle(iVertex+2, iVertex+3, iVertex);
MeshChunk.Quad(iVertex, iVertex + 1, iVertex + 2, iVertex + 3);
iVertex += 4;
}
//z-1
Block1 = new Block(x, y, z, 0, 0);
if (z > 0) Block1 = c.blocks[x, y, z - 1];
//if (x == 0) Block1 = chunks[c.x + "_" + (c.z - 1)].blocks[x, y, 15];
//if (Block1 == null) Block1 = new Block(x, y, z, 0, 0);
if (Block1.ID == 0)
{
MeshChunk.Position(x, y+1, z); MeshChunk.Normal(0,0,-1); MeshChunk.TextureCoord(U2, V1);
MeshChunk.Position(x+1, y+1, z); MeshChunk.Normal(0,0,-1); MeshChunk.TextureCoord(U1, V1);
MeshChunk.Position(x+1, y, z); MeshChunk.Normal(0,0,-1); MeshChunk.TextureCoord(U1, V2);
MeshChunk.Position(x, y, z); MeshChunk.Normal(0,0,-1); MeshChunk.TextureCoord(U2, V2);
//MeshChunk.Triangle(iVertex, iVertex+1, iVertex+2);
//MeshChunk.Triangle(iVertex+2, iVertex+3, iVertex);
MeshChunk.Quad(iVertex, iVertex + 1, iVertex + 2, iVertex + 3);
iVertex += 4;
}
//z+1
Block1 = new Block(x,y,z,0,0);
if (z < 15) Block1 = c.blocks[x, y, z + 1];
//if (x == 15) Block1 = chunks[c.x+"_"+(c.z + 1)].blocks[x, y, 0];
//if (Block1 == null) Block1 = new Block(x, y, z, 0, 0);
if (Block1.ID == 0)
{
MeshChunk.Position(x, y, z+1); MeshChunk.Normal(0,0,1); MeshChunk.TextureCoord(U1, V2);
MeshChunk.Position(x+1, y, z+1); MeshChunk.Normal(0,0,1); MeshChunk.TextureCoord(U2, V2);
MeshChunk.Position(x+1, y+1, z+1); MeshChunk.Normal(0,0,1); MeshChunk.TextureCoord(U2,V1);
MeshChunk.Position(x, y+1, z+1); MeshChunk.Normal(0,0,1); MeshChunk.TextureCoord(U1,V1);
//MeshChunk.Triangle(iVertex, iVertex+1, iVertex+2);
//MeshChunk.Triangle(iVertex+2, iVertex+3, iVertex);
MeshChunk.Quad(iVertex, iVertex + 1, iVertex + 2, iVertex + 3);
iVertex += 4;
}
}
}
}
MeshChunk.End();
return MeshChunk;
}
