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Another global lighting performance increase

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This commit is contained in:
Justin Aquadro 2011-05-22 08:00:09 +00:00
parent e3021a66a4
commit b03fe0fa09
2 changed files with 47 additions and 27 deletions
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4
Substrate/SubstrateCS/Properties/AssemblyInfo.cs
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@ -29,5 +29,5 @@ using System.Runtime.InteropServices;
// Build Number
// Revision
//
[assembly: AssemblyVersion("0.5.0.0")]
[assembly: AssemblyFileVersion("0.5.0.0")]
[assembly: AssemblyVersion("0.5.1.0")]
[assembly: AssemblyFileVersion("0.5.1.0")]

70
Substrate/SubstrateCS/Source/BlockLight.cs
View file

@ -82,9 +82,13 @@ namespace Substrate
{
IBoundedLitBlockCollection[,] chunkMap = LocalBlockLightMap();
for (int x = 0; x < _blockset.XDim; x++) {
for (int z = 0; z < _blockset.ZDim; z++) {
for (int y = 0; y < _blockset.YDim; y++) {
int xdim = _blockset.XDim;
int ydim = _blockset.YDim;
int zdim = _blockset.ZDim;
for (int x = 0; x < xdim; x++) {
for (int z = 0; z < zdim; z++) {
for (int y = 0; y < ydim; y++) {
BlockInfo info = _blockset.GetInfo(x, y, z);
if (info.Luminance > 0) {
SpreadBlockLight(chunkMap, x, y, z);
@ -99,9 +103,13 @@ namespace Substrate
IBoundedLitBlockCollection[,] chunkMap = LocalBlockLightMap();
int[,] heightMap = LocalHeightMap(chunkMap);
int xdim = _blockset.XDim;
int ydim = _blockset.YDim;
int zdim = _blockset.ZDim;
// Optimization - only need to queue at level of highest neighbor's height
for (int x = 0; x < _blockset.XDim; x++) {
for (int z = 0; z < _blockset.ZDim; z++) {
for (int x = 0; x < xdim; x++) {
for (int z = 0; z < zdim; z++) {
int xi = x + _blockset.XDim;
int zi = z + _blockset.ZDim;
@ -111,7 +119,7 @@ namespace Substrate
h = Math.Max(h, heightMap[xi + 1, zi]);
h = Math.Max(h, heightMap[xi, zi + 1]);
for (int y = h + 1; y < _blockset.YDim; y++) {
for (int y = h + 1; y < ydim; y++) {
_blockset.SetSkyLight(x, y, z, BlockInfo.MAX_LUMINANCE);
}
@ -123,9 +131,13 @@ namespace Substrate
public void RebuildHeightMap ()
{
for (int x = 0; x < _blockset.XDim; x++) {
for (int z = 0; z < _blockset.ZDim; z++) {
for (int y = _blockset.YDim - 1; y >= 0; y--) {
int xdim = _blockset.XDim;
int ydim = _blockset.YDim;
int zdim = _blockset.ZDim;
for (int x = 0; x < xdim; x++) {
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) {
_blockset.SetHeight(x, z, y);
@ -401,11 +413,15 @@ namespace Substrate
return;
}
int xdim = _blockset.XDim;
int ydim = _blockset.YDim;
int zdim = _blockset.ZDim;
Queue<LightRecord> spread = new Queue<LightRecord>();
if (ly > 0) {
spread.Enqueue(new LightRecord(lx, ly - 1, lz, primary.Luminance - 1));
}
if (ly < _blockset.YDim - 1) {
if (ly < ydim - 1) {
spread.Enqueue(new LightRecord(lx, ly + 1, lz, primary.Luminance - 1));
}
@ -417,17 +433,17 @@ namespace Substrate
while (spread.Count > 0) {
LightRecord rec = spread.Dequeue();
int xi = rec.x + _blockset.XDim;
int zi = rec.z + _blockset.ZDim;
int xi = rec.x + xdim;
int zi = rec.z + zdim;
IBoundedLitBlockCollection cc = chunkMap[xi / _blockset.XDim, zi / _blockset.ZDim];
IBoundedLitBlockCollection cc = chunkMap[xi / xdim, zi / zdim];
if (cc == null) {
continue;
}
int x = xi % _blockset.XDim;
int x = xi % xdim;
int y = rec.y;
int z = zi % _blockset.ZDim;
int z = zi % zdim;
BlockInfo info = cc.GetInfo(x, y, z);
int light = cc.GetBlockLight(x, y, z);
@ -443,7 +459,7 @@ namespace Substrate
if (rec.y > 0) {
spread.Enqueue(new LightRecord(rec.x, rec.y - 1, rec.z, strength));
}
if (rec.y < _blockset.YDim - 1) {
if (rec.y < ydim - 1) {
spread.Enqueue(new LightRecord(rec.x, rec.y + 1, rec.z, strength));
}
@ -472,8 +488,12 @@ namespace Substrate
Queue<LightRecord> spread = new Queue<LightRecord>();
int lxi = lx + _blockset.XDim;
int lzi = lz + _blockset.ZDim;
int xdim = _blockset.XDim;
int ydim = _blockset.YDim;
int zdim = _blockset.ZDim;
int lxi = lx + xdim;
int lzi = lz + zdim;
int strength = (primary.Opacity > 0) ? priLum : priLum - 1;
@ -486,7 +506,7 @@ namespace Substrate
}
}
if (ly < _blockset.YDim - 1) {
if (ly < ydim - 1) {
if (heightMap[lxi, lzi] > ly + 1) {
spread.Enqueue(new LightRecord(lx, ly + 1, lz, strength));
}
@ -508,17 +528,17 @@ namespace Substrate
while (spread.Count > 0) {
LightRecord rec = spread.Dequeue();
int xi = rec.x + _blockset.XDim;
int zi = rec.z + _blockset.ZDim;
int xi = rec.x + xdim;
int zi = rec.z + zdim;
IBoundedLitBlockCollection cc = chunkMap[xi / _blockset.XDim, zi / _blockset.ZDim];
IBoundedLitBlockCollection cc = chunkMap[xi / xdim, zi / zdim];
if (cc == null) {
continue;
}
int x = xi % _blockset.XDim;
int x = xi % xdim;
int y = rec.y;
int z = zi % _blockset.ZDim;
int z = zi % zdim;
BlockInfo info = cc.GetInfo(x, y, z);
int light = cc.GetSkyLight(x, y, z);
@ -540,7 +560,7 @@ namespace Substrate
}
}
if (rec.y < _blockset.YDim - 1) {
if (rec.y < ydim - 1) {
if (heightMap[xi, zi] > rec.y + 1) {
spread.Enqueue(new LightRecord(rec.x, rec.y + 1, rec.z, strength));
}