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Detect chest type (double, single) and base orientation

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This commit is contained in:
Mike Primm 2011-07-22 23:20:58 -05:00
parent d746102963
commit 1c6ececd62
3 changed files with 86 additions and 35 deletions
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93
src/main/java/org/dynmap/hdmap/IsoHDPerspective.java
View file

@ -73,7 +73,14 @@ public class IsoHDPerspective implements HDPerspective {
private boolean need_emittedlightlevel = false;
private boolean need_biomedata = false;
private boolean need_rawbiomedata = false;
private static final int CHEST_BLKTYPEID = 54;
private static final int FENCE_BLKTYPEID = 85;
private enum ChestData {
SINGLE_WEST, SINGLE_SOUTH, SINGLE_EAST, SINGLE_NORTH, LEFT_WEST, LEFT_SOUTH, LEFT_EAST, LEFT_NORTH, RIGHT_WEST, RIGHT_SOUTH, RIGHT_EAST, RIGHT_NORTH
};
private class OurPerspectiveState implements HDPerspectiveState {
int blocktypeid = 0;
int blockdata = 0;
@ -124,16 +131,26 @@ public class IsoHDPerspective implements HDPerspective {
}
else if(HDTextureMap.getTransparency(lastblocktypeid) != BlockTransparency.SEMITRANSPARENT) {
mapiter.unstepPosition(laststep); /* Back up to block we entered on */
emitlevel = mapiter.getBlockEmittedLight();
skylevel = mapiter.getBlockSkyLight();
if(mapiter.getY() < 128) {
emitlevel = mapiter.getBlockEmittedLight();
skylevel = mapiter.getBlockSkyLight();
} else {
emitlevel = 0;
skylevel = 15;
}
mapiter.stepPosition(laststep);
}
else {
mapiter.unstepPosition(laststep); /* Back up to block we entered on */
mapiter.stepPosition(BlockStep.Y_PLUS); /* Look above */
emitlevel = mapiter.getBlockEmittedLight();
skylevel = mapiter.getBlockSkyLight();
mapiter.stepPosition(BlockStep.Y_MINUS);
if(mapiter.getY() < 128) {
mapiter.stepPosition(BlockStep.Y_PLUS); /* Look above */
emitlevel = mapiter.getBlockEmittedLight();
skylevel = mapiter.getBlockSkyLight();
mapiter.stepPosition(BlockStep.Y_MINUS);
} else {
emitlevel = 0;
skylevel = 15;
}
mapiter.stepPosition(laststep);
}
}
@ -289,33 +306,45 @@ public class IsoHDPerspective implements HDPerspective {
}
return blockdata;
}
/* Figure out which orientation possibility applies to chest:
* bit 1-0: 00=facing west, 01=facing-south, 10=facing-east, 11=facing-north
* bit 3-2: 00=single, 01=left half, 10=right half
* truth table:
* N S E W : facing
* - - - - : W
* X - - - : S
* - X - - : N
* - - X - : W
* - - - X : E
* X - X - : S
* X - - X : S
* X - X X : S
* - X - X : N
* - X X - : N
* - X X X : N
* X X X - : W
* X X - - : W
* - - X X : W
* X - - X : S
* X X - X : E
* X X X X : ?
/**
* Generate chest block to drive model selection:
* 0 = single facing west
* 1 = single facing south
* 2 = single facing east
* 3 = single facing north
* 4 = left side facing west
* 5 = left side facing south
* 6 = left side facing east
* 7 = left side facing north
* 8 = right side facing west
* 9 = right side facing south
* 10 = right side facing east
* 11 = right side facing north
* @param mapiter
* @return
*/
private int generateChestBlockData(MapIterator mapiter) {
int blockdata = 0;
ChestData cd = ChestData.SINGLE_WEST; /* Default to single facing west */
/* Check adjacent block IDs */
int ids[] = { mapiter.getBlockTypeIDAt(BlockStep.Z_PLUS), /* To west */
mapiter.getBlockTypeIDAt(BlockStep.X_PLUS), /* To south */
mapiter.getBlockTypeIDAt(BlockStep.Z_MINUS), /* To east */
mapiter.getBlockTypeIDAt(BlockStep.X_MINUS) }; /* To north */
/* First, check if we're a double - see if any adjacent chests */
if(ids[0] == CHEST_BLKTYPEID) { /* Another to west - assume we face south */
cd = ChestData.RIGHT_SOUTH; /* We're right side */
}
else if(ids[1] == CHEST_BLKTYPEID) { /* Another to south - assume west facing */
cd = ChestData.LEFT_WEST; /* We're left side */
}
else if(ids[2] == CHEST_BLKTYPEID) { /* Another to east - assume south facing */
cd = ChestData.LEFT_SOUTH; /* We're left side */
}
else if(ids[3] == CHEST_BLKTYPEID) { /* Another to north - assume west facing */
cd = ChestData.RIGHT_WEST; /* We're right side */
}
return blockdata;
return cd.ordinal();
}
/**
* Process visit of ray to block
@ -329,10 +358,10 @@ public class IsoHDPerspective implements HDPerspective {
}
else if(nonairhit || (blocktypeid != 0)) {
blockdata = mapiter.getBlockData();
if(blocktypeid == 85) { /* Special case for fence - need to fake data so we can render properly */
if(blocktypeid == FENCE_BLKTYPEID) { /* Special case for fence - need to fake data so we can render properly */
blockdata = generateFenceBlockData(mapiter);
}
else if(blocktypeid == 54) { /* Special case for chest - need to fake data so we can render */
else if(blocktypeid == CHEST_BLKTYPEID) { /* Special case for chest - need to fake data so we can render */
blockdata = generateChestBlockData(mapiter);
}

2
src/main/java/org/dynmap/utils/NewMapChunkCache.java
View file

@ -189,7 +189,7 @@ public class NewMapChunkCache implements MapChunkCache {
if(y > this.y)
laststep = BlockStep.Y_PLUS;
else
laststep = BlockStep.Y_PLUS;
laststep = BlockStep.Y_MINUS;
this.y = y;
typeid = -1;
blkdata = -1;