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implement blockstate cache in Column

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This commit is contained in:
dfsek
2022-06-15 18:59:12 -07:00
parent df4636428c
commit 23a35f8097
3 changed files with 22 additions and 4 deletions
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7
common/addons/config-locators/src/main/java/com/dfsek/terra/addons/feature/locator/locators/PatternLocator.java
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@@ -13,6 +13,8 @@ import com.dfsek.terra.api.structure.feature.Locator;
import com.dfsek.terra.api.util.Range;
import com.dfsek.terra.api.world.chunk.generation.util.Column;
import net.jafama.FastMath;
public class PatternLocator implements Locator {
private final Pattern pattern;
@@ -25,6 +27,9 @@ public class PatternLocator implements Locator {
@Override
public BinaryColumn getSuitableCoordinates(Column<?> column) {
return new BinaryColumn(search, y -> pattern.matches(y, column));
int min = FastMath.max(column.getMinY(), search.getMin());
int max = FastMath.min(column.getMaxY(), search.getMax());
if(min >= max) return BinaryColumn.getNull();
return new BinaryColumn(min, max, y -> pattern.matches(y, column));
}
}

8
common/addons/config-locators/src/main/java/com/dfsek/terra/addons/feature/locator/patterns/MatchPattern.java
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@@ -13,6 +13,8 @@ import com.dfsek.terra.api.block.state.BlockState;
import com.dfsek.terra.api.util.Range;
import com.dfsek.terra.api.world.chunk.generation.util.Column;
import net.jafama.FastMath;
public class MatchPattern implements Pattern {
private final Range range;
@@ -25,8 +27,10 @@ public class MatchPattern implements Pattern {
@Override
public boolean matches(int y, Column<?> column) {
for(int i = range.getMin(); i < range.getMax(); i++) {
if(!matches.test(column.getBlock(y + i))) return false;
int min = FastMath.max(column.getMinY(), range.getMin() + y);
int max = FastMath.min(column.getMaxY(), range.getMax() + y);
for(int i = min; i < max; i++) {
if(!matches.test(column.getBlock(i))) return false;
}
return true;
}

11
common/api/src/main/java/com/dfsek/terra/api/world/chunk/generation/util/Column.java
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@@ -27,6 +27,8 @@ public class Column<T extends WritableWorld> {
private final int max;
private final T world;
private final BlockState[] cache;
public Column(int x, int z, T world) {
this(x, z, world, world.getMinHeight(), world.getMaxHeight());
}
@@ -37,6 +39,7 @@ public class Column<T extends WritableWorld> {
this.world = world;
this.max = max;
this.min = min;
this.cache = new BlockState[world.getMaxHeight() - world.getMinHeight()];
}
public int getX() {
@@ -48,7 +51,13 @@ public class Column<T extends WritableWorld> {
}
public BlockState getBlock(int y) {
return world.getBlockState(x, y, z);
int i = y - world.getMinHeight();
BlockState state = cache[i];
if(state == null) {
state = world.getBlockState(x, y, z);
cache[i] = state;
}
return state;
}
public T getWorld() {