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Uniform.java: avoid ClassCastException when overriding Vector4 params

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Stephen Gold 2017-12-22 16:47:15 -08:00 committed by Rémy Bouquet
parent edba4b9844
commit 950721f926
1 changed files with 33 additions and 18 deletions
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51
jme3-core/src/main/java/com/jme3/shader/Uniform.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2009-2012 jMonkeyEngine
* Copyright (c) 2009-2017 jMonkeyEngine
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -33,9 +33,9 @@ package com.jme3.shader;
import com.jme3.math.*;
import com.jme3.util.BufferUtils;
import java.nio.Buffer;
import java.nio.FloatBuffer;
import java.nio.IntBuffer;
import com.jme3.util.TempVars;
import java.nio.*;
public class Uniform extends ShaderVariable {
@ -348,22 +348,37 @@ public class Uniform extends ShaderVariable {
if (value.equals(this.value)) {
return;
}
if (value instanceof ColorRGBA) {
if (this.value == null) {
this.value = new ColorRGBA();
TempVars vars = TempVars.get();
Vector4f vec4 = vars.vect4f1;
//handle the null case
if (this.value == null) {
try {
this.value = value.getClass().newInstance();
} catch (InstantiationException | IllegalAccessException e) {
throw new IllegalArgumentException("Cannot instanciate param of class " + value.getClass().getCanonicalName());
}
((ColorRGBA) this.value).set((ColorRGBA) value);
} else if (value instanceof Vector4f) {
if (this.value == null) {
this.value = new Vector4f();
}
((Vector4f) this.value).set((Vector4f) value);
} else {
if (this.value == null) {
this.value = new Quaternion();
}
((Quaternion) this.value).set((Quaternion) value);
}
//feed the pivot vec 4 with the correct value
if (value instanceof ColorRGBA) {
ColorRGBA c = (ColorRGBA) value;
vec4.set(c.r, c.g, c.b, c.a);
} else if (value instanceof Vector4f) {
vec4.set((Vector4f) value);
} else {
Quaternion q = (Quaternion) value;
vec4.set(q.getX(), q.getY(), q.getZ(), q.getW());
}
//feed this.value with the collected values.
if (this.value instanceof ColorRGBA) {
((ColorRGBA) this.value).set(vec4.x, vec4.y, vec4.z, vec4.w);
} else if (value instanceof Vector4f) {
((Vector4f) this.value).set(vec4);
} else {
((Quaternion) this.value).set(vec4.x, vec4.y, vec4.z, vec4.w);
}
vars.release();
break;
// Only use check if equals optimization for primitive values
case Int: