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* Add option to toggle instancing either on or off to see the difference (if any)

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This commit is contained in:
shadowislord 2014-05-31 11:59:32 -04:00
parent 35cfae5ef0
commit c01cbdd5e0
1 changed files with 37 additions and 2 deletions
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39
jme3-examples/src/main/java/jme3test/scene/instancing/TestInstancing.java
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@ -33,6 +33,10 @@
package jme3test.scene.instancing; package jme3test.scene.instancing;
import com.jme3.app.SimpleApplication; import com.jme3.app.SimpleApplication;
import com.jme3.input.KeyInput;
import com.jme3.input.controls.ActionListener;
import com.jme3.input.controls.AnalogListener;
import com.jme3.input.controls.KeyTrigger;
import com.jme3.material.Material; import com.jme3.material.Material;
import com.jme3.math.Quaternion; import com.jme3.math.Quaternion;
import com.jme3.math.Vector3f; import com.jme3.math.Vector3f;
@ -46,6 +50,9 @@ import com.jme3.scene.shape.Sphere;
public class TestInstancing extends SimpleApplication { public class TestInstancing extends SimpleApplication {
private InstancedGeometry instancedGeometry; private InstancedGeometry instancedGeometry;
private Node instancedGeoms;
private Material material;
private boolean enabled = true;
public static void main(String[] args){ public static void main(String[] args){
TestInstancing app = new TestInstancing(); TestInstancing app = new TestInstancing();
@ -65,8 +72,10 @@ public class TestInstancing extends SimpleApplication {
@Override @Override
public void simpleInitApp() { public void simpleInitApp() {
initInputs();
Sphere sphere = new Sphere(10, 10, 0.5f, true, false); Sphere sphere = new Sphere(10, 10, 0.5f, true, false);
Material material = new Material(assetManager, "Common/MatDefs/Misc/ShowNormals.j3md"); material = new Material(assetManager, "Common/MatDefs/Misc/ShowNormals.j3md");
material.setBoolean("UseInstancing", true); material.setBoolean("UseInstancing", true);
instancedGeometry = new InstancedGeometry(InstancedGeometry.Mode.Auto, "instanced_geom"); instancedGeometry = new InstancedGeometry(InstancedGeometry.Mode.Auto, "instanced_geom");
@ -77,7 +86,7 @@ public class TestInstancing extends SimpleApplication {
instancedGeometry.setMaterial(material); instancedGeometry.setMaterial(material);
rootNode.attachChild(instancedGeometry); rootNode.attachChild(instancedGeometry);
Node instancedGeoms = new Node("instances_node"); instancedGeoms = new Node("instances_node");
// Important: Do not render these geometries, only // Important: Do not render these geometries, only
// use their world transforms to instance them via // use their world transforms to instance them via
@ -108,4 +117,30 @@ public class TestInstancing extends SimpleApplication {
flyCam.setMoveSpeed(15); flyCam.setMoveSpeed(15);
} }
private void initInputs() {
inputManager.addMapping("toggle", new KeyTrigger(KeyInput.KEY_SPACE));
ActionListener acl = new ActionListener() {
public void onAction(String name, boolean keyPressed, float tpf) {
if (name.equals("toggle") && keyPressed) {
if (enabled) {
enabled = false;
instancedGeoms.setCullHint(CullHint.Dynamic);
instancedGeometry.setCullHint(CullHint.Always);
material.setBoolean("UseInstancing", false);
System.out.println("Instancing OFF");
} else {
enabled = true;
instancedGeoms.setCullHint(CullHint.Always);
instancedGeometry.setCullHint(CullHint.Never);
material.setBoolean("UseInstancing", true);
System.out.println("Instancing ON");
}
}
}
};
inputManager.addListener(acl, "toggle");
}
} }