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More lighting bugs, woo!

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This commit is contained in:
Justin Aquadro 2011-06-04 02:56:57 +00:00
parent c2ff6a3a92
commit 8894b4a3c5
3 changed files with 50 additions and 20 deletions
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17
Substrate/SubstrateCS/Source/AlphaBlockCollection.cs
View file

@ -201,21 +201,8 @@ namespace Substrate
// Update height map
if (BlockInfo.BlockTable[id] != null) {
int tileHeight = _heightMap[x, z];
int newOpacity = BlockInfo.BlockTable[id].Opacity;
if (y > tileHeight && newOpacity > BlockInfo.MIN_OPACITY) {
_heightMap[x, z] = (byte)y;
}
else if (y == tileHeight && newOpacity == BlockInfo.MIN_OPACITY) {
for (int i = y - 1; i >= 0; i--) {
if (BlockInfo.BlockTable[_blocks[x, i, z]].Opacity > BlockInfo.MIN_OPACITY) {
_heightMap[x, z] = (byte)i;
break;
}
}
}
if (info1.ObscuresLight != info2.ObscuresLight) {
_lightManager.UpdateHeightMap(x, y, z);
}
// Light consistency

5
Substrate/SubstrateCS/Source/BlockInfo.cs
View file

@ -216,6 +216,11 @@ namespace Substrate
get { return _transmitLight; }
}
public bool ObscuresLight
{
get { return _opacity > MIN_OPACITY || !_transmitLight; }
}
public BlockState State
{
get { return _state; }

48
Substrate/SubstrateCS/Source/BlockLight.cs
View file

@ -89,6 +89,32 @@ namespace Substrate
UpdateBlockSkyLight();
}
public void UpdateHeightMap (int lx, int ly, int lz)
{
BlockInfo info = _blockset.GetInfo(lx, ly, lz);
int h = Math.Min(ly + 1, _ydim - 1);
int height = _blockset.GetHeight(lx, lz);
if (h < height) {
return;
}
if (h == height && !info.ObscuresLight) {
for (int i = ly - 1; i >= 0; i--) {
BlockInfo info2 = _blockset.GetInfo(lx, i, lz);
if (info2.ObscuresLight) {
_blockset.SetHeight(lx, lz, Math.Min(i + 1, _ydim - 1));
break;
}
}
UpdateBlockSkyLight(lx, h, lz);
}
else if (h > height && info.ObscuresLight) {
_blockset.SetHeight(lx, lz, h);
UpdateBlockSkyLight(lx, h, lz);
}
}
public void RebuildBlockLight ()
{
@ -152,7 +178,7 @@ namespace Substrate
for (int z = 0; z < zdim; z++) {
for (int y = ydim - 1; y >= 0; y--) {
BlockInfo info = _blockset.GetInfo(x, y, z);
if (info.Opacity > BlockInfo.MIN_OPACITY || !info.TransmitsLight) {
if (info.ObscuresLight) {
_blockset.SetHeight(x, z, Math.Min(y + 1, ydim - 1));
break;
}
@ -303,6 +329,7 @@ namespace Substrate
IBoundedLitBlockCollection[,] chunkMap = LocalBlockLightMap();
int xdim = _xdim;
int ydim = _ydim;
int zdim = _zdim;
while (_update.Count > 0) {
@ -348,10 +375,15 @@ namespace Substrate
cc.SetBlockLight(x, y, z, light);
if (info.TransmitsLight) {
if (k.y > 0) {
QueueRelight(new BlockKey(k.x, k.y - 1, k.z));
}
if (k.y < ydim - 1) {
QueueRelight(new BlockKey(k.x, k.y + 1, k.z));
}
QueueRelight(new BlockKey(k.x - 1, k.y, k.z));
QueueRelight(new BlockKey(k.x + 1, k.y, k.z));
QueueRelight(new BlockKey(k.x, k.y - 1, k.z));
QueueRelight(new BlockKey(k.x, k.y + 1, k.z));
QueueRelight(new BlockKey(k.x, k.y, k.z - 1));
QueueRelight(new BlockKey(k.x, k.y, k.z + 1));
}
@ -364,6 +396,7 @@ namespace Substrate
IBoundedLitBlockCollection[,] chunkMap = LocalBlockLightMap();
int xdim = _xdim;
int ydim = _ydim;
int zdim = _zdim;
while (_update.Count > 0) {
@ -415,10 +448,15 @@ namespace Substrate
cc.SetSkyLight(x, y, z, light);
if (info.TransmitsLight) {
if (k.y > 0) {
QueueRelight(new BlockKey(k.x, k.y - 1, k.z));
}
if (k.y < ydim - 1) {
QueueRelight(new BlockKey(k.x, k.y + 1, k.z));
}
QueueRelight(new BlockKey(k.x - 1, k.y, k.z));
QueueRelight(new BlockKey(k.x + 1, k.y, k.z));
QueueRelight(new BlockKey(k.x, k.y - 1, k.z));
QueueRelight(new BlockKey(k.x, k.y + 1, k.z));
QueueRelight(new BlockKey(k.x, k.y, k.z - 1));
QueueRelight(new BlockKey(k.x, k.y, k.z + 1));
}