/** Generate the mesh for a specified chunk */
public MeshBuildInfo RenderChunk(Vector3i pos)
{
MeshBuildInfo meshInfo = new MeshBuildInfo();
ushort block;
IRenderBlock renderer;
for (int x = 0; x < CHUNK_SIZE; x++)
{
for (int y = 0; y < CHUNK_SIZE; y++)
{
for (int z = 0; z < CHUNK_SIZE; z++)
{
block = GetBlockAt(pos, x, y, z, 0);
renderer = Block.GetInstance(block).renderer;
if (renderer != null)
{
renderer.Render(meshInfo, this, pos, x, y, z);
}
}
}
}
meshInfo.Build();
return(meshInfo);
}
/** Generate the mesh for a specified column */
public MeshBuildInfo[] RenderColumn(Vector2i pos)
{
MeshBuildInfo[] meshes = new MeshBuildInfo[WORLD_HEIGHT];
for (int h = 0; h < WORLD_HEIGHT; h++)
{
Thread.Sleep(1);
Vector3i chunkPos = new Vector3i(pos.x, h, pos.z);
if (h * CHUNK_SIZE > GetMaxHeightAt(pos))
{
// don't render if we're past the max height
meshes[h] = new MeshBuildInfo();
meshes[h].Build();
}
else
{
// render this chunk
meshes[h] = RenderChunk(chunkPos);
}
}
return(meshes);
}
public ChunkUpdateTask(Vector3i pos, MeshBuildInfo mesh)
{
this.pos = pos;
this.mesh = mesh;
}
public void Render(MeshBuildInfo current, World world, Vector3i chunkPos, int x, int y, int z)
{
SingleMeshBuildInfo transparent = current.transparent;
float height = amount * .85f;
Vector3 center = new Vector3(.5f, height * .5f, .5f);
Vector3 size = new Vector3(1, height, 1);
ushort def = Block.DIRT;
byte[] l = new byte[9];
Color blockColor = color;
int xx, yy, zz;
if (world.GetBlockAt(chunkPos, x, y + 1, z, def) != block)
{
if (smoothLighting)
{
for (zz = -1; zz <= 1; zz++)
{
for (xx = -1; xx <= 1; xx++)
{
l [3 * (zz + 1) + (xx + 1)] = world.GetLightAt(chunkPos, xx + x, y + 1, -zz + z, 0);
}
}
}
else
{
l [4] = world.GetLightAt(chunkPos, x, y + 1, z, 0);
}
CubeRenderHelper.CubeTop(transparent, x, y, z, layout, center, size, l, smoothLighting, blockColor);
}
if (world.GetBlockAt(chunkPos, x, y - 1, z, def) != block)
{
if (smoothLighting)
{
for (zz = -1; zz <= 1; zz++)
{
for (xx = -1; xx <= 1; xx++)
{
l [3 * (zz + 1) + (xx + 1)] = world.GetLightAt(chunkPos, xx + x, y - 1, -zz + z, 0);
}
}
}
else
{
l [4] = world.GetLightAt(chunkPos, x, y - 1, z, 0);
}
CubeRenderHelper.CubeBottom(transparent, x, y, z, layout, center, size, l, smoothLighting, blockColor);
}
if (world.GetBlockAt(chunkPos, x + 1, y, z, def) != block)
{
if (smoothLighting)
{
for (zz = -1; zz <= 1; zz++)
{
for (yy = -1; yy <= 1; yy++)
{
l [3 * (zz + 1) + (yy + 1)] = world.GetLightAt(chunkPos, x + 1, yy + y, -zz + z, 0);
}
}
}
else
{
l [4] = world.GetLightAt(chunkPos, x + 1, y, z, 0);
}
CubeRenderHelper.CubeEast(transparent, x, y, z, layout, center, size, l, smoothLighting, blockColor);
}
if (world.GetBlockAt(chunkPos, x - 1, y, z, def) != block)
{
if (smoothLighting)
{
for (zz = -1; zz <= 1; zz++)
{
for (yy = -1; yy <= 1; yy++)
{
l [3 * (zz + 1) + (yy + 1)] = world.GetLightAt(chunkPos, x - 1, yy + y, -zz + z, 0);
}
}
}
else
{
l [4] = world.GetLightAt(chunkPos, x - 1, y, z, 0);
}
CubeRenderHelper.CubeWest(transparent, x, y, z, layout, center, size, l, smoothLighting, blockColor);
}
if (world.GetBlockAt(chunkPos, x, y, z + 1, def) != block)
{
if (smoothLighting)
{
for (yy = -1; yy <= 1; yy++)
{
for (xx = -1; xx <= 1; xx++)
{
l [3 * (yy + 1) + (xx + 1)] = world.GetLightAt(chunkPos, xx + x, -yy + y, z + 1, 0);
}
}
}
else
{
l [4] = world.GetLightAt(chunkPos, x, y, z + 1, 0);
}
CubeRenderHelper.CubeNorth(transparent, x, y, z, layout, center, size, l, smoothLighting, blockColor);
}
if (world.GetBlockAt(chunkPos, x, y, z - 1, def) != block)
{
if (smoothLighting)
{
for (yy = -1; yy <= 1; yy++)
{
for (xx = -1; xx <= 1; xx++)
{
l [3 * (yy + 1) + (xx + 1)] = world.GetLightAt(chunkPos, xx + x, -yy + y, z - 1, 0);
}
}
}
else
{
l [4] = world.GetLightAt(chunkPos, x, y, z - 1, 0);
}
CubeRenderHelper.CubeSouth(transparent, x, y, z, layout, center, size, l, smoothLighting, blockColor);
}
}
/** Render a chunk and queue it for update */
public void PerformRenderTask(ChunkRenderTask task)
{
MeshBuildInfo info = RenderChunk(task.pos);
lock (updateQueue) updateQueue.Add(new ChunkUpdateTask(task.pos, info));
}
public void Render(MeshBuildInfo current, World world, Vector3i chunkPos, int x, int y, int z)
{
SingleMeshBuildInfo opaque = current.opaque;
Vector3 center = Vector3.one / 2f;
Vector3 size = Vector3.one;
ushort def = Block.DIRT;
byte[] l = new byte[9];
Color blockColor = color;
int xx, yy, zz;
if (!Block.GetInstance(world.GetBlockAt(chunkPos, x, y + 1, z, def)).opaque)
{
if (smoothLighting)
{
for (zz = -1; zz <= 1; zz++)
{
for (xx = -1; xx <= 1; xx++)
{
l [3 * (zz + 1) + (xx + 1)] = world.GetLightAt(chunkPos, xx + x, y + 1, -zz + z, 0);
}
}
}
else
{
l [4] = world.GetLightAt(chunkPos, x, y + 1, z, 0);
}
CubeRenderHelper.CubeTop(opaque, x, y, z, layout, center, size, l, smoothLighting, blockColor);
}
if (!Block.GetInstance(world.GetBlockAt(chunkPos, x, y - 1, z, def)).opaque)
{
if (smoothLighting)
{
for (zz = -1; zz <= 1; zz++)
{
for (xx = -1; xx <= 1; xx++)
{
l [3 * (zz + 1) + (xx + 1)] = world.GetLightAt(chunkPos, xx + x, y - 1, -zz + z, 0);
}
}
}
else
{
l [4] = world.GetLightAt(chunkPos, x, y - 1, z, 0);
}
CubeRenderHelper.CubeBottom(opaque, x, y, z, layout, center, size, l, smoothLighting, blockColor);
}
if (!Block.GetInstance(world.GetBlockAt(chunkPos, x + 1, y, z, def)).opaque)
{
if (smoothLighting)
{
for (zz = -1; zz <= 1; zz++)
{
for (yy = -1; yy <= 1; yy++)
{
l [3 * (zz + 1) + (yy + 1)] = world.GetLightAt(chunkPos, x + 1, yy + y, -zz + z, 0);
}
}
}
else
{
l [4] = world.GetLightAt(chunkPos, x + 1, y, z, 0);
}
CubeRenderHelper.CubeEast(opaque, x, y, z, layout, center, size, l, smoothLighting, blockColor);
}
if (!Block.GetInstance(world.GetBlockAt(chunkPos, x - 1, y, z, def)).opaque)
{
if (smoothLighting)
{
for (zz = -1; zz <= 1; zz++)
{
for (yy = -1; yy <= 1; yy++)
{
l [3 * (zz + 1) + (yy + 1)] = world.GetLightAt(chunkPos, x - 1, yy + y, -zz + z, 0);
}
}
}
else
{
l [4] = world.GetLightAt(chunkPos, x - 1, y, z, 0);
}
CubeRenderHelper.CubeWest(opaque, x, y, z, layout, center, size, l, smoothLighting, blockColor);
}
if (!Block.GetInstance(world.GetBlockAt(chunkPos, x, y, z + 1, def)).opaque)
{
if (smoothLighting)
{
for (yy = -1; yy <= 1; yy++)
{
for (xx = -1; xx <= 1; xx++)
{
l [3 * (yy + 1) + (xx + 1)] = world.GetLightAt(chunkPos, xx + x, -yy + y, z + 1, 0);
}
}
}
else
{
l [4] = world.GetLightAt(chunkPos, x, y, z + 1, 0);
}
CubeRenderHelper.CubeNorth(opaque, x, y, z, layout, center, size, l, smoothLighting, blockColor);
}
if (!Block.GetInstance(world.GetBlockAt(chunkPos, x, y, z - 1, def)).opaque)
{
if (smoothLighting)
{
for (yy = -1; yy <= 1; yy++)
{
for (xx = -1; xx <= 1; xx++)
{
l [3 * (yy + 1) + (xx + 1)] = world.GetLightAt(chunkPos, xx + x, -yy + y, z - 1, 0);
}
}
}
else
{
l [4] = world.GetLightAt(chunkPos, x, y, z - 1, 0);
}
CubeRenderHelper.CubeSouth(opaque, x, y, z, layout, center, size, l, smoothLighting, blockColor);
}
}
