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* The bounding box will compute faster, maybe even more faster on Android .. If its bad, please go ahead and complain

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git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@9548 75d07b2b-3a1a-0410-a2c5-0572b91ccdca
This commit is contained in:
Sha..rd 2012-07-10 04:02:57 +00:00
parent 7825249952
commit d46ee26002
1 changed files with 29 additions and 20 deletions
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19
engine/src/core/com/jme3/bounding/BoundingBox.java
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@ -222,12 +222,20 @@ public class BoundingBox extends BoundingVolume {
TempVars vars = TempVars.get();
BufferUtils.populateFromBuffer(vars.vect1, points, 0);
float minX = vars.vect1.x, minY = vars.vect1.y, minZ = vars.vect1.z;
float maxX = vars.vect1.x, maxY = vars.vect1.y, maxZ = vars.vect1.z;
float[] tmpArray = vars.skinPositions;
for (int i = 1, len = points.remaining() / 3; i < len; i++) {
BufferUtils.populateFromBuffer(vars.vect1, points, i);
float minX = Float.MAX_VALUE, minY = Float.MAX_VALUE, minZ = Float.MAX_VALUE;
float maxX = Float.MIN_VALUE, maxY = Float.MIN_VALUE, maxZ = Float.MIN_VALUE;
int iterations = (int) FastMath.ceil(points.limit() / ((float) tmpArray.length));
for (int i = iterations - 1; i >= 0; i--) {
int bufLength = Math.min(tmpArray.length, points.remaining());
points.get(tmpArray, 0, bufLength);
for (int j = 0; j < bufLength; j += 3) {
vars.vect1.x = tmpArray[j];
vars.vect1.y = tmpArray[j+1];
vars.vect1.z = tmpArray[j+2];
if (vars.vect1.x < minX) {
minX = vars.vect1.x;
@ -247,6 +255,7 @@ public class BoundingBox extends BoundingVolume {
maxZ = vars.vect1.z;
}
}
}
vars.release();