sigonasr2/jmonkeyengine
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Fixed IndexArrayOutOfBound that may occur in BatchNode.Also optimized temp array allocation in case there is no tangents buffer

Browse Source 
git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@8965 75d07b2b-3a1a-0410-a2c5-0572b91ccdca
This commit is contained in:
rem..om 2011-12-29 19:39:48 +00:00
parent da3b43174c
commit 93a181b4c7
1 changed files with 24 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
engine/src/core/com/jme3/scene/BatchNode.java
View File

@ -78,6 +78,8 @@ public class BatchNode extends Node implements Savable {
private float[] tmpFloat;
private float[] tmpFloatN;
private float[] tmpFloatT;
int maxVertCount = 0;
boolean useTangents = false;
/**
* Construct a batchNode
@ -178,7 +180,7 @@ public class BatchNode extends Node implements Savable {
protected void doBatch() {
///List<Geometry> tmpList = new ArrayList<Geometry>();
Map<Material, List<Geometry>> matMap = new HashMap<Material, List<Geometry>>();
maxVertCount = 0;
gatherGeomerties(matMap, this);
batches.clear();
int nbGeoms = 0;
@ -200,6 +202,12 @@ public class BatchNode extends Node implements Savable {
batch.geometry.getMesh().updateBound();
batches.put(material, batch);
}
//init temp float arrays
tmpFloat = new float[maxVertCount * 3];
tmpFloatN = new float[maxVertCount * 3];
if (useTangents) {
tmpFloatT = new float[maxVertCount * 4];
}
logger.log(Level.INFO, "Batched {0} geometries in {1} batches.", new Object[]{nbGeoms, batches.size()});
}
@ -352,7 +360,6 @@ public class BatchNode extends Node implements Savable {
int totalVerts = 0;
int totalTris = 0;
int totalLodLevels = 0;
int maxVertCount = 0;
Mesh.Mode mode = null;
for (Geometry geom : geometries) {
@ -464,6 +471,9 @@ public class BatchNode extends Node implements Savable {
FloatBuffer inPos = (FloatBuffer) inBuf.getData();
FloatBuffer outPos = (FloatBuffer) outBuf.getData();
doCopyBuffer(inPos, globalVertIndex, outPos);
if (VertexBuffer.Type.Tangent.ordinal() == bufType) {
useTangents = true;
}
} else {
for (int vert = 0; vert < geomVertCount; vert++) {
int curGlobalVertIndex = globalVertIndex + vert;
@ -475,9 +485,6 @@ public class BatchNode extends Node implements Savable {
globalVertIndex += geomVertCount;
globalTriIndex += geomTriCount;
}
tmpFloat = new float[maxVertCount * 3];
tmpFloatN = new float[maxVertCount * 3];
tmpFloatT = new float[maxVertCount * 4];
}
private void doTransforms(FloatBuffer bufPos, FloatBuffer bufNorm, int start, int end, Matrix4f transform) {
@ -593,8 +600,6 @@ public class BatchNode extends Node implements Savable {
bufTangents.put(tmpFloatT, 0, tanLength);
}
private void doCopyBuffer(FloatBuffer inBuf, int offset, FloatBuffer outBuf) {
TempVars vars = TempVars.get();
Vector3f pos = vars.vect1;