public override void BuildFace(Chunk chunk, Vector3[] vertices, Color32[] palette, ref BlockFace face, bool rotated)
{
bool backface = DirectionUtils.IsBackface(face.side);
int d = DirectionUtils.Get(face.side);
LocalPools pools = Globals.WorkPool.GetPool(chunk.ThreadID);
Vector3[] verts = pools.vector3ArrayPool.PopExact(4);
Vector4[] uvs = pools.vector4ArrayPool.PopExact(4);
Color32[] cols = pools.color32ArrayPool.PopExact(4);
{
if (vertices == null)
{
Vector3 pos = face.pos;
verts[0] = pos + BlockUtils.paddingOffsets[d][0];
verts[1] = pos + BlockUtils.paddingOffsets[d][1];
verts[2] = pos + BlockUtils.paddingOffsets[d][2];
verts[3] = pos + BlockUtils.paddingOffsets[d][3];
}
else
{
verts[0] = vertices[0];
verts[1] = vertices[1];
verts[2] = vertices[2];
verts[3] = vertices[3];
}
cols[0] = Colors[d];
cols[1] = Colors[d];
cols[2] = Colors[d];
cols[3] = Colors[d];
BlockUtils.PrepareTexture(verts, uvs, face.side, Textures, rotated);
BlockUtils.AdjustColors(chunk, cols, face.light);
RenderGeometryBatcher batcher = chunk.RenderGeometryHandler.Batcher;
batcher.AddFace(face.materialID, verts, cols, uvs, backface);
}
pools.color32ArrayPool.Push(cols);
pools.vector4ArrayPool.Push(uvs);
pools.vector3ArrayPool.Push(verts);
}
protected override void BuildBox(Chunk chunk, Block block, int minX, int minY, int minZ, int maxX, int maxY, int maxZ)
{
// Order of vertices when building faces:
// 1--2
// | |
// | |
// 0--3
int sizeWithPadding = sideSize + Env.CHUNK_PADDING_2;
int sizeWithPaddingPow2 = sizeWithPadding * sizeWithPadding;
LocalPools pools = Globals.WorkPool.GetPool(chunk.ThreadID);
ChunkBlocks blocks = chunk.Blocks;
Chunk[] listeners = chunk.Neighbors;
// Custom blocks have their own rules
if (block.custom)
{
for (int yy = minY; yy < maxY; yy++)
{
for (int zz = minZ; zz < maxZ; zz++)
{
for (int xx = minX; xx < maxX; xx++)
{
Vector3Int pos = new Vector3Int(xx, yy, zz);
block.BuildBlock(chunk, ref pos, block.renderMaterialID);
}
}
}
return;
}
int n, w, h, l, k, maskIndex;
Vector3Int texturePos = new Vector3Int(minX, minY, minZ);
Vector3[] face = pools.vector3ArrayPool.PopExact(4);
BlockFace[] mask = pools.blockFaceArrayPool.PopExact(sideSize * sideSize);
#region Top face
if (listeners[(int)Direction.up] != null ||
// Don't render faces on world's edges for chunks with no neighbor
(SideMask & Side.up) == 0 ||
maxY != sideSize)
{
Array.Clear(mask, 0, mask.Length);
// x axis - width
// z axis - height
int neighborIndex = Helpers.GetChunkIndex1DFrom3D(minX, maxY, minZ, pow);
int zOffset = sizeWithPadding - maxX + minX;
// Build the mask
for (int zz = minZ; zz < maxZ; ++zz, neighborIndex += zOffset)
{
n = minX + zz * sideSize;
for (int xx = minX; xx < maxX; ++xx, ++n, ++neighborIndex)
{
int currentIndex = neighborIndex - sizeWithPaddingPow2; // (xx, maxY-1, zz);
Block neighborBlock = blocks.GetBlock(neighborIndex);
// Let's see whether we can merge faces
if (block.CanBuildFaceWith(neighborBlock))
{
mask[n] = new BlockFace
{
block = block,
pos = texturePos,
side = Direction.up,
light = BlockUtils.CalculateColors(chunk, currentIndex, Direction.up),
materialID = block.renderMaterialID
};
}
}
}
// Build faces from the mask if it's possible
for (int zz = minZ; zz < maxZ; ++zz)
{
n = minX + zz * sideSize;
for (int xx = minX; xx < maxX;)
{
if (mask[n].block == null)
{
++xx;
++n;
continue;
}
// Compute width and height
w = 1;
h = 1;
// Build the face
bool rotated = mask[n].light.FaceRotationNecessary;
if (!rotated)
{
face[0] = new Vector3(xx, maxY, zz) * scale +
BlockUtils.paddingOffsets[(int)Direction.up][0];
face[1] = new Vector3(xx, maxY, zz + h) * scale +
BlockUtils.paddingOffsets[(int)Direction.up][1];
face[2] = new Vector3(xx + w, maxY, zz + h) * scale +
BlockUtils.paddingOffsets[(int)Direction.up][2];
face[3] = new Vector3(xx + w, maxY, zz) * scale +
BlockUtils.paddingOffsets[(int)Direction.up][3];
}
else
{
face[0] = new Vector3(xx, maxY, zz + h) * scale +
BlockUtils.paddingOffsets[(int)Direction.up][1];
face[1] = new Vector3(xx + w, maxY, zz + h) * scale +
BlockUtils.paddingOffsets[(int)Direction.up][2];
face[2] = new Vector3(xx + w, maxY, zz) * scale +
BlockUtils.paddingOffsets[(int)Direction.up][3];
face[3] = new Vector3(xx, maxY, zz) * scale +
BlockUtils.paddingOffsets[(int)Direction.up][0];
}
block.BuildFace(chunk, face, Palette, ref mask[n], rotated);
// Zero out the mask. We don't need to process the same fields again
for (l = 0; l < h; ++l)
{
maskIndex = n + l * sideSize;
for (k = 0; k < w; ++k, ++maskIndex)
{
mask[maskIndex] = new BlockFace();
}
}
xx += w;
n += w;
}
}
}
#endregion
#region Bottom face
if (listeners[(int)Direction.down] != null ||
// Don't render faces on world's edges for chunks with no neighbor
(SideMask & Side.down) == 0 ||
minY != 0)
{
Array.Clear(mask, 0, mask.Length);
// x axis - width
// z axis - height
int currentIndex = Helpers.GetChunkIndex1DFrom3D(minX, minY, minZ, pow);
int zOffset = sizeWithPadding - maxX + minX;
// Build the mask
for (int zz = minZ; zz < maxZ; ++zz, currentIndex += zOffset)
{
n = minX + zz * sideSize;
for (int xx = minX; xx < maxX; ++xx, ++n, ++currentIndex)
{
int neighborIndex = currentIndex - sizeWithPaddingPow2;
Block neighborBlock = blocks.GetBlock(neighborIndex);
// Let's see whether we can merge faces
if (block.CanBuildFaceWith(neighborBlock))
{
mask[n] = new BlockFace
{
block = block,
pos = texturePos,
side = Direction.down,
light = BlockUtils.CalculateColors(chunk, currentIndex, Direction.down),
materialID = block.renderMaterialID
};
}
}
}
// Build faces from the mask if it's possible
for (int zz = minZ; zz < maxZ; ++zz)
{
n = minX + zz * sideSize;
for (int xx = minX; xx < maxX;)
{
if (mask[n].block == null)
{
++xx;
++n;
continue;
}
// Compute width and height
w = 1;
h = 1;
// Build the face
bool rotated = mask[n].light.FaceRotationNecessary;
if (!rotated)
{
face[0] = new Vector3(xx, minY, zz) * scale +
BlockUtils.paddingOffsets[(int)Direction.down][0];
face[1] = new Vector3(xx, minY, zz + h) * scale +
BlockUtils.paddingOffsets[(int)Direction.down][1];
face[2] = new Vector3(xx + w, minY, zz + h) * scale +
BlockUtils.paddingOffsets[(int)Direction.down][2];
face[3] = new Vector3(xx + w, minY, zz) * scale +
BlockUtils.paddingOffsets[(int)Direction.down][3];
}
else
{
face[0] = new Vector3(xx, minY, zz + h) * scale +
BlockUtils.paddingOffsets[(int)Direction.down][1];
face[1] = new Vector3(xx + w, minY, zz + h) * scale +
BlockUtils.paddingOffsets[(int)Direction.down][2];
face[2] = new Vector3(xx + w, minY, zz) * scale +
BlockUtils.paddingOffsets[(int)Direction.down][3];
face[3] = new Vector3(xx, minY, zz) * scale +
BlockUtils.paddingOffsets[(int)Direction.down][0];
}
block.BuildFace(chunk, face, Palette, ref mask[n], rotated);
// Zero out the mask. We don't need to process the same fields again
for (l = 0; l < h; ++l)
{
maskIndex = n + l * sideSize;
for (k = 0; k < w; ++k, ++maskIndex)
{
mask[maskIndex] = new BlockFace();
}
}
xx += w;
n += w;
}
}
}
#endregion
#region Right face
if (listeners[(int)Direction.east] != null ||
// Don't render faces on world's edges for chunks with no neighbor
(SideMask & Side.east) == 0 ||
maxX != sideSize)
{
Array.Clear(mask, 0, mask.Length);
// y axis - height
// z axis - width
int neighborIndex = Helpers.GetChunkIndex1DFrom3D(maxX, minY, minZ, pow);
int yOffset = sizeWithPaddingPow2 - (maxZ - minZ) * sizeWithPadding;
// Build the mask
for (int yy = minY; yy < maxY; ++yy, neighborIndex += yOffset)
{
n = minZ + yy * sideSize;
for (int zz = minZ; zz < maxZ; ++zz, ++n, neighborIndex += sizeWithPadding)
{
int currentIndex = neighborIndex - 1;
Block neighborBlock = blocks.GetBlock(neighborIndex);
// Let's see whether we can merge faces
if (block.CanBuildFaceWith(neighborBlock))
{
mask[n] = new BlockFace
{
block = block,
pos = texturePos,
side = Direction.east,
light = BlockUtils.CalculateColors(chunk, currentIndex, Direction.east),
materialID = block.renderMaterialID
};
}
}
}
// Build faces from the mask if it's possible
for (int yy = minY; yy < maxY; ++yy)
{
n = minZ + yy * sideSize;
for (int zz = minZ; zz < maxZ;)
{
if (mask[n].block == null)
{
++zz;
++n;
continue;
}
// Compute width and height
w = 1;
h = 1;
// Build the face
bool rotated = mask[n].light.FaceRotationNecessary;
if (!rotated)
{
face[0] = new Vector3(maxX, yy, zz) * scale +
BlockUtils.paddingOffsets[(int)Direction.east][0];
face[1] = new Vector3(maxX, yy + h, zz) * scale +
BlockUtils.paddingOffsets[(int)Direction.east][1];
face[2] = new Vector3(maxX, yy + h, zz + w) * scale +
BlockUtils.paddingOffsets[(int)Direction.east][2];
face[3] = new Vector3(maxX, yy, zz + w) * scale +
BlockUtils.paddingOffsets[(int)Direction.east][3];
}
else
{
face[0] = new Vector3(maxX, yy + h, zz) * scale +
BlockUtils.paddingOffsets[(int)Direction.east][1];
face[1] = new Vector3(maxX, yy + h, zz + w) * scale +
BlockUtils.paddingOffsets[(int)Direction.east][2];
face[2] = new Vector3(maxX, yy, zz + w) * scale +
BlockUtils.paddingOffsets[(int)Direction.east][3];
face[3] = new Vector3(maxX, yy, zz) * scale +
BlockUtils.paddingOffsets[(int)Direction.east][0];
}
block.BuildFace(chunk, face, Palette, ref mask[n], rotated);
// Zero out the mask. We don't need to process the same fields again
for (l = 0; l < h; ++l)
{
maskIndex = n + l * sideSize;
for (k = 0; k < w; ++k, ++maskIndex)
{
mask[maskIndex] = new BlockFace();
}
}
zz += w;
n += w;
}
}
}
#endregion
#region Left face
if (listeners[(int)Direction.west] != null ||
// Don't render faces on world's edges for chunks with no neighbor
(SideMask & Side.west) == 0 ||
minX != 0)
{
Array.Clear(mask, 0, mask.Length);
// y axis - height
// z axis - width
int currentIndex = Helpers.GetChunkIndex1DFrom3D(minX, minY, minZ, pow);
int yOffset = sizeWithPaddingPow2 - (maxZ - minZ) * sizeWithPadding;
// Build the mask
for (int yy = minY; yy < maxY; ++yy, currentIndex += yOffset)
{
n = minZ + yy * sideSize;
for (int zz = minZ; zz < maxZ; ++zz, ++n, currentIndex += sizeWithPadding)
{
int neighborIndex = currentIndex - 1;
Block neighborBlock = blocks.GetBlock(neighborIndex);
// Let's see whether we can merge faces
if (block.CanBuildFaceWith(neighborBlock))
{
mask[n] = new BlockFace
{
block = block,
pos = texturePos,
side = Direction.west,
light = BlockUtils.CalculateColors(chunk, currentIndex, Direction.west),
materialID = block.renderMaterialID
};
}
}
}
// Build faces from the mask if it's possible
for (int yy = minY; yy < maxY; ++yy)
{
n = minZ + yy * sideSize;
for (int zz = minZ; zz < maxZ;)
{
if (mask[n].block == null)
{
++zz;
++n;
continue;
}
// Compute width and height
w = 1;
h = 1;
// Build the face
bool rotated = mask[n].light.FaceRotationNecessary;
if (!rotated)
{
face[0] = new Vector3(minX, yy, zz) * scale +
BlockUtils.paddingOffsets[(int)Direction.west][0];
face[1] = new Vector3(minX, yy + h, zz) * scale +
BlockUtils.paddingOffsets[(int)Direction.west][1];
face[2] = new Vector3(minX, yy + h, zz + w) * scale +
BlockUtils.paddingOffsets[(int)Direction.west][2];
face[3] = new Vector3(minX, yy, zz + w) * scale +
BlockUtils.paddingOffsets[(int)Direction.west][3];
}
else
{
face[0] = new Vector3(minX, yy + h, zz) * scale +
BlockUtils.paddingOffsets[(int)Direction.west][1];
face[1] = new Vector3(minX, yy + h, zz + w) * scale +
BlockUtils.paddingOffsets[(int)Direction.west][2];
face[2] = new Vector3(minX, yy, zz + w) * scale +
BlockUtils.paddingOffsets[(int)Direction.west][3];
face[3] = new Vector3(minX, yy, zz) * scale +
BlockUtils.paddingOffsets[(int)Direction.west][0];
}
block.BuildFace(chunk, face, Palette, ref mask[n], rotated);
// Zero out the mask. We don't need to process the same fields again
for (l = 0; l < h; ++l)
{
maskIndex = n + l * sideSize;
for (k = 0; k < w; ++k, ++maskIndex)
{
mask[maskIndex] = new BlockFace();
}
}
zz += w;
n += w;
}
}
}
#endregion
#region Front face
if (listeners[(int)Direction.north] != null ||
// Don't render faces on world's edges for chunks with no neighbor
(SideMask & Side.north) == 0 ||
maxZ != sideSize)
{
Array.Clear(mask, 0, mask.Length);
// x axis - width
// y axis - height
int neighborIndex = Helpers.GetChunkIndex1DFrom3D(minX, minY, maxZ, pow);
int yOffset = sizeWithPaddingPow2 - maxX + minX;
// Build the mask
for (int yy = minY; yy < maxY; ++yy, neighborIndex += yOffset)
{
n = minX + yy * sideSize;
for (int xx = minX; xx < maxX; ++xx, ++n, ++neighborIndex)
{
int currentIndex = neighborIndex - sizeWithPadding;
Block neighborBlock = blocks.GetBlock(neighborIndex);
// Let's see whether we can merge faces
if (block.CanBuildFaceWith(neighborBlock))
{
mask[n] = new BlockFace
{
block = block,
pos = texturePos,
side = Direction.north,
light = BlockUtils.CalculateColors(chunk, currentIndex, Direction.north),
materialID = block.renderMaterialID
};
}
}
}
// Build faces from the mask if it's possible
for (int yy = minY; yy < maxY; ++yy)
{
n = minX + yy * sideSize;
for (int xx = minX; xx < maxX;)
{
if (mask[n].block == null)
{
++xx;
++n;
continue;
}
// Compute width and height
w = 1;
h = 1;
// Build the face
bool rotated = mask[n].light.FaceRotationNecessary;
if (!rotated)
{
face[0] = new Vector3(xx, yy, maxZ) * scale +
BlockUtils.paddingOffsets[(int)Direction.north][0];
face[1] = new Vector3(xx, yy + h, maxZ) * scale +
BlockUtils.paddingOffsets[(int)Direction.north][1];
face[2] = new Vector3(xx + w, yy + h, maxZ) * scale +
BlockUtils.paddingOffsets[(int)Direction.north][2];
face[3] = new Vector3(xx + w, yy, maxZ) * scale +
BlockUtils.paddingOffsets[(int)Direction.north][3];
}
else
{
face[0] = new Vector3(xx, yy + h, maxZ) * scale +
BlockUtils.paddingOffsets[(int)Direction.north][1];
face[1] = new Vector3(xx + w, yy + h, maxZ) * scale +
BlockUtils.paddingOffsets[(int)Direction.north][2];
face[2] = new Vector3(xx + w, yy, maxZ) * scale +
BlockUtils.paddingOffsets[(int)Direction.north][3];
face[3] = new Vector3(xx, yy, maxZ) * scale +
BlockUtils.paddingOffsets[(int)Direction.north][0];
}
block.BuildFace(chunk, face, Palette, ref mask[n], rotated);
// Zero out the mask. We don't need to process the same fields again
for (l = 0; l < h; ++l)
{
maskIndex = n + l * sideSize;
for (k = 0; k < w; ++k, ++maskIndex)
{
mask[maskIndex] = new BlockFace();
}
}
xx += w;
n += w;
}
}
}
#endregion
#region Back face
if (listeners[(int)Direction.south] != null ||
// Don't render faces on world's edges for chunks with no neighbor
(SideMask & Side.south) == 0 ||
minZ != 0)
{
Array.Clear(mask, 0, mask.Length);
// x axis - width
// y axis - height
int currentIndex = Helpers.GetChunkIndex1DFrom3D(minX, minY, minZ, pow);
int yOffset = sizeWithPaddingPow2 - maxX + minX;
// Build the mask
for (int yy = minY; yy < maxY; ++yy, currentIndex += yOffset)
{
n = minX + yy * sideSize;
for (int xx = minX; xx < maxX; ++xx, ++n, ++currentIndex)
{
int neighborIndex = currentIndex - sizeWithPadding;
Block neighborBlock = blocks.GetBlock(neighborIndex);
// Let's see whether we can merge faces
if (block.CanBuildFaceWith(neighborBlock))
{
mask[n] = new BlockFace
{
block = block,
pos = texturePos,
side = Direction.south,
light = BlockUtils.CalculateColors(chunk, currentIndex, Direction.south),
materialID = block.renderMaterialID
};
}
}
}
// Build faces from the mask if it's possible
for (int yy = minY; yy < maxY; ++yy)
{
n = minX + yy * sideSize;
for (int xx = minX; xx < maxX;)
{
if (mask[n].block == null)
{
++xx;
++n;
continue;
}
// Compute width and height
w = 1;
h = 1;
// Build the face
bool rotated = mask[n].light.FaceRotationNecessary;
if (!rotated)
{
face[0] = new Vector3(xx, yy, minZ) * scale +
BlockUtils.paddingOffsets[(int)Direction.south][0];
face[1] = new Vector3(xx, yy + h, minZ) * scale +
BlockUtils.paddingOffsets[(int)Direction.south][1];
face[2] = new Vector3(xx + w, yy + h, minZ) * scale +
BlockUtils.paddingOffsets[(int)Direction.south][2];
face[3] = new Vector3(xx + w, yy, minZ) * scale +
BlockUtils.paddingOffsets[(int)Direction.south][3];
}
else
{
face[0] = new Vector3(xx, yy + h, minZ) * scale +
BlockUtils.paddingOffsets[(int)Direction.south][1];
face[1] = new Vector3(xx + w, yy + h, minZ) * scale +
BlockUtils.paddingOffsets[(int)Direction.south][2];
face[2] = new Vector3(xx + w, yy, minZ) * scale +
BlockUtils.paddingOffsets[(int)Direction.south][3];
face[3] = new Vector3(xx, yy, minZ) * scale +
BlockUtils.paddingOffsets[(int)Direction.south][0];
}
block.BuildFace(chunk, face, Palette, ref mask[n], rotated);
// Zero out the mask. We don't need to process the same fields again
for (l = 0; l < h; ++l)
{
maskIndex = n + l * sideSize;
for (k = 0; k < w; ++k, ++maskIndex)
{
mask[maskIndex] = new BlockFace();
}
}
xx += w;
n += w;
}
}
}
#endregion
pools.blockFaceArrayPool.Push(mask);
pools.vector3ArrayPool.Push(face);
}
public override void BuildBlock(Chunk chunk, ref Vector3Int localPos, int materialID)
{
LocalPools pools = Globals.WorkPool.GetPool(chunk.ThreadID);
RenderGeometryBatcher batcher = chunk.RenderGeometryHandler.Batcher;
// Using the block positions hash is much better for random numbers than saving the offset and height in the block data
int hash = localPos.GetHashCode();
hash *= 39;
float offsetX = (hash & 63) * COEF * Env.BLOCK_SIZE_HALF - Env.BLOCK_SIZE_HALF * 0.5f;
hash *= 39;
float offsetZ = (hash & 63) * COEF * Env.BLOCK_SIZE_HALF - Env.BLOCK_SIZE_HALF * 0.5f;
// Converting the position to a vector adjusts it based on block size and gives us real world coordinates for x, y and z
Vector3 vPos = localPos;
vPos += new Vector3(offsetX, 0, offsetZ);
float x1 = vPos.x - BlockUtils.blockPadding;
float x2 = vPos.x + BlockUtils.blockPadding + Env.BLOCK_SIZE;
float y1 = vPos.y - BlockUtils.blockPadding;
float y2 = vPos.y + BlockUtils.blockPadding + Env.BLOCK_SIZE;
float z1 = vPos.z - BlockUtils.blockPadding;
float z2 = vPos.z + BlockUtils.blockPadding + Env.BLOCK_SIZE;
Vector3[] verts = pools.vector3ArrayPool.PopExact(4);
Vector4[] uvs = pools.vector4ArrayPool.PopExact(4);
Color32[] colors = pools.color32ArrayPool.PopExact(4);
{
colors[0] = Color;
colors[1] = Color;
colors[2] = Color;
colors[3] = Color;
}
{
verts[0] = new Vector3(x1, y1, z2);
verts[1] = new Vector3(x1, y2, z2);
verts[2] = new Vector3(x2, y2, z1);
verts[3] = new Vector3(x2, y1, z1);
// Needs to have some vertices before being able to get a texture.
BlockUtils.PrepareTexture(verts, uvs, Direction.north, Texture, false);
batcher.AddFace(materialID, verts, colors, uvs, false);
}
{
verts[0] = new Vector3(x2, y1, z1);
verts[1] = new Vector3(x2, y2, z1);
verts[2] = new Vector3(x1, y2, z2);
verts[3] = new Vector3(x1, y1, z2);
batcher.AddFace(materialID, verts, colors, uvs, false);
}
{
verts[0] = new Vector3(x2, y1, z2);
verts[1] = new Vector3(x2, y2, z2);
verts[2] = new Vector3(x1, y2, z1);
verts[3] = new Vector3(x1, y1, z1);
batcher.AddFace(materialID, verts, colors, uvs, false);
}
{
verts[0] = new Vector3(x1, y1, z1);
verts[1] = new Vector3(x1, y2, z1);
verts[2] = new Vector3(x2, y2, z2);
verts[3] = new Vector3(x2, y1, z2);
batcher.AddFace(materialID, verts, colors, uvs, false);
}
pools.color32ArrayPool.Push(colors);
pools.vector4ArrayPool.Push(uvs);
pools.vector3ArrayPool.Push(verts);
}