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Uniform: fix crash when using vector4array

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This commit is contained in:
Kirill Vainer 2015-09-05 17:31:59 -04:00
parent e6d829fac4
commit 49339497fa
1 changed files with 12 additions and 13 deletions
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25
jme3-core/src/main/java/com/jme3/shader/Uniform.java
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@ -332,30 +332,29 @@ public class Uniform extends ShaderVariable {
}
public void setVector4Length(int length){
if (location == -1)
if (location == -1) {
return;
FloatBuffer fb = (FloatBuffer) value;
if (fb == null || fb.capacity() < length * 4) {
value = BufferUtils.createFloatBuffer(length * 4);
}
multiData = BufferUtils.ensureLargeEnough(multiData, length * 4);
value = multiData;
varType = VarType.Vector4Array;
updateNeeded = true;
setByCurrentMaterial = true;
}
public void setVector4InArray(float x, float y, float z, float w, int index){
if (location == -1)
if (location == -1) {
return;
}
if (varType != null && varType != VarType.Vector4Array)
throw new IllegalArgumentException("Expected a "+varType.name()+" value!");
if (varType != null && varType != VarType.Vector4Array) {
throw new IllegalArgumentException("Expected a " + varType.name() + " value!");
}
FloatBuffer fb = (FloatBuffer) value;
fb.position(index * 4);
fb.put(x).put(y).put(z).put(w);
fb.rewind();
multiData.position(index * 4);
multiData.put(x).put(y).put(z).put(w);
multiData.rewind();
updateNeeded = true;
setByCurrentMaterial = true;
}