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Fixed how Hardware BoneIndex and BoneWeight buffers are handled in extractVertexData when used for a shared mesh.

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All buffers are now properly initialized and data copied over if needed.

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@10855 75d07b2b-3a1a-0410-a2c5-0572b91ccdca
This commit is contained in:
rem..om 2013-10-29 19:50:41 +00:00
parent 27a7fde24d
commit f6ca843f03
1 changed files with 16 additions and 14 deletions
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30
engine/src/core/com/jme3/scene/Mesh.java
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@ -1166,28 +1166,30 @@ public class Mesh implements Savable, Cloneable {
// Now, create the vertex buffers
SafeArrayList<VertexBuffer> oldVertexData = other.getBufferList();
for (VertexBuffer oldVb : oldVertexData) {
if (oldVb.getBufferType() == VertexBuffer.Type.Index
||oldVb.getBufferType() == VertexBuffer.Type.HWBoneIndex
|| oldVb.getBufferType() == VertexBuffer.Type.HWBoneWeight ) {
if (oldVb.getBufferType() == VertexBuffer.Type.Index) {
// ignore the index buffer
continue;
}
// Create a new vertex buffer with similar configuration, but
// with the capacity of number of unique vertices
Buffer buffer = VertexBuffer.createBuffer(oldVb.getFormat(), oldVb.getNumComponents(), newNumVerts);
VertexBuffer newVb = new VertexBuffer(oldVb.getBufferType());
newVb.setNormalized(oldVb.isNormalized());
newVb.setupData(oldVb.getUsage(), oldVb.getNumComponents(), oldVb.getFormat(), buffer);
//check for data before copying, some buffers are just empty shells
//for caching purpose (HW skinning buffers), and will be filled when
//needed
if(oldVb.getData()!=null){
// Create a new vertex buffer with similar configuration, but
// with the capacity of number of unique vertices
Buffer buffer = VertexBuffer.createBuffer(oldVb.getFormat(), oldVb.getNumComponents(), newNumVerts);
newVb.setupData(oldVb.getUsage(), oldVb.getNumComponents(), oldVb.getFormat(), buffer);
// Copy the vertex data from the old buffer into the new buffer
for (int i = 0; i < newNumVerts; i++) {
int oldIndex = newIndicesToOldIndices.get(i);
// Copy the vertex data from the old buffer into the new buffer
for (int i = 0; i < newNumVerts; i++) {
int oldIndex = newIndicesToOldIndices.get(i);
// Copy the vertex attribute from the old index
// to the new index
oldVb.copyElement(oldIndex, newVb, i);
// Copy the vertex attribute from the old index
// to the new index
oldVb.copyElement(oldIndex, newVb, i);
}
}
// Set the buffer on the mesh