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make terrain a doubly linked list

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This commit is contained in:
Seth Alves 2015-09-01 15:23:47 -07:00
parent 264d39aa9b
commit 4ab8ac29b9
1 changed files with 44 additions and 38 deletions
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82
examples/voxels.js
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@ -290,50 +290,56 @@ function addTerrainBlock() {
// stitch together the terrain with x/y/z NeighorID properties
//////////
// link plots which are lower on the axes to this one
imXNeighborFor = lookupTerrainForLocation(Vec3.sum(baseLocation, {x:-16, y:0, z:0}));
if (imXNeighborFor) {
var properties = Entities.getEntityProperties(imXNeighborFor);
properties.xNeighborID = polyVoxID;
Entities.editEntity(imXNeighborFor, properties);
// link neighbors to this plot
imXNNeighborFor = lookupTerrainForLocation(Vec3.sum(baseLocation, {x:16, y:0, z:0}));
imYNNeighborFor = lookupTerrainForLocation(Vec3.sum(baseLocation, {x:0, y:16, z:0}));
imZNNeighborFor = lookupTerrainForLocation(Vec3.sum(baseLocation, {x:0, y:0, z:16}));
imXPNeighborFor = lookupTerrainForLocation(Vec3.sum(baseLocation, {x:-16, y:0, z:0}));
imYPNeighborFor = lookupTerrainForLocation(Vec3.sum(baseLocation, {x:0, y:-16, z:0}));
imZPNeighborFor = lookupTerrainForLocation(Vec3.sum(baseLocation, {x:0, y:0, z:-16}));
if (imXNNeighborFor) {
var properties = Entities.getEntityProperties(imXNNeighborFor);
properties.xNNeighborID = polyVoxID;
Entities.editEntity(imXNNeighborFor, properties);
}
if (imYNNeighborFor) {
var properties = Entities.getEntityProperties(imYNNeighborFor);
properties.yNNeighborID = polyVoxID;
Entities.editEntity(imYNNeighborFor, properties);
}
if (imZNNeighborFor) {
var properties = Entities.getEntityProperties(imZNNeighborFor);
properties.zNNeighborID = polyVoxID;
Entities.editEntity(imZNNeighborFor, properties);
}
imYNeighborFor = lookupTerrainForLocation(Vec3.sum(baseLocation, {x:0, y:-16, z:0}));
if (imYNeighborFor) {
var properties = Entities.getEntityProperties(imYNeighborFor);
properties.yNeighborID = polyVoxID;
Entities.editEntity(imYNeighborFor, properties);
if (imXPNeighborFor) {
var properties = Entities.getEntityProperties(imXPNeighborFor);
properties.xPNeighborID = polyVoxID;
Entities.editEntity(imXPNeighborFor, properties);
}
imZNeighborFor = lookupTerrainForLocation(Vec3.sum(baseLocation, {x:0, y:0, z:-16}));
if (imZNeighborFor) {
var properties = Entities.getEntityProperties(imZNeighborFor);
properties.zNeighborID = polyVoxID;
Entities.editEntity(imZNeighborFor, properties);
if (imYPNeighborFor) {
var properties = Entities.getEntityProperties(imYPNeighborFor);
properties.yPNeighborID = polyVoxID;
Entities.editEntity(imYPNeighborFor, properties);
}
if (imZPNeighborFor) {
var properties = Entities.getEntityProperties(imZPNeighborFor);
properties.zPNeighborID = polyVoxID;
Entities.editEntity(imZPNeighborFor, properties);
}
// link this plot to plots which are higher on the axes
xNeighborFor = lookupTerrainForLocation(Vec3.sum(baseLocation, {x:16, y:0, z:0}));
if (xNeighborFor) {
var properties = Entities.getEntityProperties(polyVoxID);
properties.xNeighborID = xNeighborFor;
Entities.editEntity(polyVoxID, properties);
}
yNeighborFor = lookupTerrainForLocation(Vec3.sum(baseLocation, {x:0, y:16, z:0}));
if (yNeighborFor) {
var properties = Entities.getEntityProperties(polyVoxID);
properties.yNeighborID = yNeighborFor;
Entities.editEntity(polyVoxID, properties);
}
zNeighborFor = lookupTerrainForLocation(Vec3.sum(baseLocation, {x:0, y:0, z:16}));
if (zNeighborFor) {
var properties = Entities.getEntityProperties(polyVoxID);
properties.zNeighborID = zNeighborFor;
Entities.editEntity(polyVoxID, properties);
}
// link this plot to its neighbors
var properties = Entities.getEntityProperties(polyVoxID);
properties.xNNeighborID = lookupTerrainForLocation(Vec3.sum(baseLocation, {x:-16, y:0, z:0}));
properties.yNNeighborID = lookupTerrainForLocation(Vec3.sum(baseLocation, {x:0, y:-16, z:0}));
properties.zNNeighborID = lookupTerrainForLocation(Vec3.sum(baseLocation, {x:0, y:0, z:-16}));
properties.xPNeighborID = lookupTerrainForLocation(Vec3.sum(baseLocation, {x:16, y:0, z:0}));
properties.yPNeighborID = lookupTerrainForLocation(Vec3.sum(baseLocation, {x:0, y:16, z:0}));
properties.zPNeighborID = lookupTerrainForLocation(Vec3.sum(baseLocation, {x:0, y:0, z:16}));
Entities.editEntity(polyVoxID, properties);
return true;
}