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MaterialTest.java
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MaterialTest.java
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/*******************************************************************************
* Copyright 2011 See AUTHORS file.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
******************************************************************************/
package com.xoppa.blog.libgdx.g3d.usingmaterials.step3;
import com.badlogic.gdx.ApplicationListener;
import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.graphics.Color;
import com.badlogic.gdx.graphics.GL20;
import com.badlogic.gdx.graphics.PerspectiveCamera;
import com.badlogic.gdx.graphics.VertexAttributes.Usage;
import com.badlogic.gdx.graphics.g3d.Model;
import com.badlogic.gdx.graphics.g3d.ModelBatch;
import com.badlogic.gdx.graphics.g3d.ModelInstance;
import com.badlogic.gdx.graphics.g3d.Shader;
import com.badlogic.gdx.graphics.g3d.Material;
import com.badlogic.gdx.graphics.g3d.utils.CameraInputController;
import com.badlogic.gdx.graphics.g3d.utils.ModelBuilder;
import com.badlogic.gdx.utils.Array;
/**
* See: http://blog.xoppa.com/using-materials-with-libgdx
* @author Xoppa
*/
public class MaterialTest implements ApplicationListener {
public PerspectiveCamera cam;
public CameraInputController camController;
public Shader shader;
public Model model;
public Array<ModelInstance> instances = new Array<ModelInstance>();
public ModelBatch modelBatch;
@Override
public void create () {
cam = new PerspectiveCamera(67, Gdx.graphics.getWidth(), Gdx.graphics.getHeight());
cam.position.set(0f, 8f, 8f);
cam.lookAt(0,0,0);
cam.near = 1f;
cam.far = 300f;
cam.update();
camController = new CameraInputController(cam);
Gdx.input.setInputProcessor(camController);
ModelBuilder modelBuilder = new ModelBuilder();
model = modelBuilder.createSphere(2f, 2f, 2f, 20, 20,
new Material(),
Usage.Position | Usage.Normal | Usage.TextureCoordinates);
for (int x = -5; x <= 5; x+=2) {
for (int z = -5; z<=5; z+=2) {
ModelInstance instance = new ModelInstance(model, x, 0, z);
instance.userData = new Color((x+5f)/10f, (z+5f)/10f, 0, 1);
instances.add(instance);
}
}
shader = new TestShader();
shader.init();
modelBatch = new ModelBatch();
}
@Override
public void render () {
camController.update();
Gdx.gl.glViewport(0, 0, Gdx.graphics.getWidth(), Gdx.graphics.getHeight());
Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT | GL20.GL_DEPTH_BUFFER_BIT);
modelBatch.begin(cam);
for (ModelInstance instance : instances)
modelBatch.render(instance, shader);
modelBatch.end();
}
@Override
public void dispose () {
shader.dispose();
model.dispose();
modelBatch.dispose();
}
@Override
public void resize(int width, int height) {
}
@Override
public void pause() {
}
@Override
public void resume() {
}
}