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allow a sphere set/clear to affect more than one polyvox at a time

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This commit is contained in:
Seth Alves 2015-08-31 18:16:32 -07:00
parent 7369ca19e9
commit 4cbfe96b70
1 changed files with 24 additions and 19 deletions
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43
examples/voxels.js
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@ -17,7 +17,7 @@ var deletingSpheres = false;
var offAlpha = 0.5;
var onAlpha = 0.9;
var editSphereRadius = 3.0;
var editSphereRadius = 2.5;
function floorVector(v) {
return {x: Math.floor(v.x), y: Math.floor(v.y), z: Math.floor(v.z)};
@ -250,15 +250,8 @@ function addTerrainBlock() {
yTextureURL: "http://headache.hungry.com/~seth/hifi/grass.png",
zTextureURL: "http://headache.hungry.com/~seth/hifi/dirt.jpeg"
});
Entities.setAllVoxels(polyVoxId, 255);
// for (var y = 16; y < 32; y++) {
// for (var x = 0; x < 16; x++) {
// for (var z = 0; z < 16; z++) {
// Entities.setVoxel(polyVoxId, {x:x, y:y, z:z}, 0);
// }
// }
// }
Entities.setAllVoxels(polyVoxId, 255);
Entities.setVoxelsInCuboid(polyVoxId, {x:0, y:16, z:0}, {x:16, y:16, z:16}, 0);
@ -315,9 +308,9 @@ function addTerrainBlock() {
}
function attemptVoxelChange(pickRayDir, intersection) {
function attemptVoxelChangeForEntity(entityID, pickRayDir, intersectionLocation) {
var properties = Entities.getEntityProperties(intersection.entityID);
var properties = Entities.getEntityProperties(entityID);
if (properties.type != "PolyVox") {
return false;
}
@ -326,8 +319,8 @@ function attemptVoxelChange(pickRayDir, intersection) {
return false;
}
var voxelPosition = Entities.worldCoordsToVoxelCoords(intersection.entityID, intersection.intersection);
var pickRayDirInVoxelSpace = Entities.localCoordsToVoxelCoords(intersection.entityID, pickRayDir);
var voxelPosition = Entities.worldCoordsToVoxelCoords(entityID, intersectionLocation);
var pickRayDirInVoxelSpace = Entities.localCoordsToVoxelCoords(entityID, pickRayDir);
pickRayDirInVoxelSpace = Vec3.normalize(pickRayDirInVoxelSpace);
var doAdd = addingVoxels;
@ -353,22 +346,34 @@ function attemptVoxelChange(pickRayDir, intersection) {
if (doDelete) {
var toErasePosition = Vec3.sum(voxelPosition, Vec3.multiply(pickRayDirInVoxelSpace, 0.1));
return Entities.setVoxel(intersection.entityID, floorVector(toErasePosition), 0);
return Entities.setVoxel(entityID, floorVector(toErasePosition), 0);
}
if (doAdd) {
var toDrawPosition = Vec3.subtract(voxelPosition, Vec3.multiply(pickRayDirInVoxelSpace, 0.1));
return Entities.setVoxel(intersection.entityID, floorVector(toDrawPosition), 255);
return Entities.setVoxel(entityID, floorVector(toDrawPosition), 255);
}
if (doDeleteSphere) {
var toErasePosition = intersection.intersection;
return Entities.setVoxelSphere(intersection.entityID, floorVector(toErasePosition), editSphereRadius, 0);
var toErasePosition = intersectionLocation;
return Entities.setVoxelSphere(entityID, floorVector(toErasePosition), editSphereRadius, 0);
}
if (doAddSphere) {
var toDrawPosition = intersection.intersection;
return Entities.setVoxelSphere(intersection.entityID, floorVector(toDrawPosition), editSphereRadius, 255);
var toDrawPosition = intersectionLocation;
return Entities.setVoxelSphere(entityID, floorVector(toDrawPosition), editSphereRadius, 255);
}
}
function attemptVoxelChange(pickRayDir, intersection) {
var ids = Entities.findEntities(intersection.intersection, editSphereRadius + 1.0);
var success = false;
for (var i = 0; i < ids.length; i++) {
var entityID = ids[i];
success |= attemptVoxelChangeForEntity(entityID, pickRayDir, intersection.intersection)
}
return success;
}
function mousePressEvent(event) {
if (!event.isLeftButton) {
return;