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Add snapToSpacing functionality

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Ryan Huffman 2014-11-18 10:28:03 -08:00
parent 10008cb41f
commit a4cc12e448
2 changed files with 20 additions and 0 deletions
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2
examples/libraries/entitySelectionTool.js
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@ -1403,6 +1403,8 @@ SelectionDisplay = (function () {
vector = vec3Mult(mask, vector);
vector = grid.snapToSpacing(vector);
var changeInDimensions = Vec3.multiply(-1, vec3Mult(signs, vector));
var newDimensions;
if (proportional) {

18
examples/libraries/gridTool.js
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@ -69,6 +69,24 @@ Grid = function(opts) {
return Vec3.sum(position, origin);
}
that.snapToSpacing = function(delta, majorOnly) {
print('snaptogrid? ' + snapToGrid);
if (!snapToGrid) {
return delta;
}
var spacing = majorOnly ? (minorGridSpacing * majorGridEvery) : minorGridSpacing;
var snappedDelta = {
x: Math.round(delta.x / spacing) * spacing,
y: Math.round(delta.y / spacing) * spacing,
z: Math.round(delta.z / spacing) * spacing,
};
return snappedDelta;
}
that.setPosition = function(newPosition, noUpdate) {
origin = Vec3.subtract(newPosition, { x: 0, y: yOffset, z: 0 });
origin.x = 0;