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empty bounds bug fix

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This commit is contained in:
Matvey Cherevko
2016-02-07 02:58:26 +06:00
parent ba02ef7803
commit 9704155e72
1 changed files with 21 additions and 23 deletions
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40
Assets/IsoTools/Scripts/IsoWorld.cs
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@@ -357,31 +357,29 @@ namespace IsoTools {
IsoUtils.MinMax IsoObjectMinMax3D(IsoObject iso_object) {
iso_object.GetComponentsInChildren<Renderer>(_tmpRenderers);
if ( _tmpRenderers.Count < 1 ) {
return IsoUtils.MinMax.zero;
}
// high performance tricks
var bounds = _tmpRenderers[0].bounds;
bool inited = false;
var result = IsoUtils.MinMax.zero;
for ( int i = 0, e = _tmpRenderers.Count; i < e; ++i ) {
var bounds = _tmpRenderers[i].bounds;
var extents = bounds.extents;
if ( extents.x > 0.0f || extents.y > 0.0f || extents.z > 0.0f ) {
var center = bounds.center.z;
var extent = bounds.extents.z;
var minbounds = center - extent;
var maxbounds = center + extent;
var result_min = minbounds;
var result_max = maxbounds;
for ( int i = _tmpRenderers.Count - 1; i > 0; --i ) {
bounds = _tmpRenderers[i].bounds;
center = bounds.center.z;
extent = bounds.extents.z;
minbounds = center - extent;
maxbounds = center + extent;
if ( minbounds < result_min ) {
result_min = minbounds;
var minbounds = center - extents.z;
var maxbounds = center + extents.z;
if ( inited ) {
if ( minbounds < result.min ) {
result.min = minbounds;
}
if ( maxbounds > result_max ) {
result_max = maxbounds;
if ( maxbounds > result.max ) {
result.max = maxbounds;
}
} else {
inited = true;
result = new IsoUtils.MinMax(minbounds, maxbounds);
}
}
return new IsoUtils.MinMax(result_min, result_max);
}
return inited ? result : IsoUtils.MinMax.zero;
}
bool IsIsoObjectVisible(IsoObject iso_object) {