jmonkeyengine/jme3-plugins/src/test/java/com/jme3/material/plugin/TestMaterialDefWrite.java

/*
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 *   notice, this list of conditions and the following disclaimer.
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 *   may be used to endorse or promote products derived from this software
 *   without specific prior written permission.
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package com.jme3.material.plugin;

import com.jme3.asset.*;
import com.jme3.material.*;
import com.jme3.material.plugin.export.materialdef.J3mdExporter;
import com.jme3.material.plugins.J3MLoader;
import com.jme3.system.JmeSystem;
import org.junit.*;

import java.io.*;

import static org.junit.Assert.assertTrue;

public class TestMaterialDefWrite {

    private AssetManager assetManager;

    @Before
    public void init() {
        assetManager = JmeSystem.newAssetManager(
                TestMaterialDefWrite.class.getResource("/com/jme3/asset/Desktop.cfg"));


    }


    @Test
    public void testWriteMat() throws Exception {

        Material mat = new Material(assetManager,"Common/MatDefs/Light/Lighting.j3md");
//
//        mat.setBoolean("UseMaterialColors", true);
//        mat.setColor("Diffuse", ColorRGBA.White);
//        mat.setColor("Ambient", ColorRGBA.DarkGray);
//        mat.setFloat("AlphaDiscardThreshold", 0.5f);
//
//        mat.setFloat("Shininess", 2.5f);
//
//        Texture tex = assetManager.loadTexture("Common/Textures/MissingTexture.png");
//        tex.setMagFilter(Texture.MagFilter.Nearest);
//        tex.setMinFilter(Texture.MinFilter.BilinearNoMipMaps);
//        tex.setWrap(Texture.WrapAxis.S, Texture.WrapMode.Repeat);
//        tex.setWrap(Texture.WrapAxis.T, Texture.WrapMode.MirroredRepeat);
//
//        mat.setTexture("DiffuseMap", tex);
//        mat.getAdditionalRenderState().setDepthWrite(false);
//        mat.getAdditionalRenderState().setDepthTest(false);
//        mat.getAdditionalRenderState().setLineWidth(5);
//        mat.getAdditionalRenderState().setBlendMode(RenderState.BlendMode.Alpha);

        final ByteArrayOutputStream stream = new ByteArrayOutputStream();

        J3mdExporter exporter = new J3mdExporter();
        try {
            exporter.save(mat.getMaterialDef(), stream);
        } catch (IOException e) {
            e.printStackTrace();
        }

       // System.err.println(stream.toString());

        J3MLoader loader = new J3MLoader();
        AssetInfo info = new AssetInfo(assetManager, new AssetKey("test")) {
            @Override
            public InputStream openStream() {
                return new ByteArrayInputStream(stream.toByteArray());
            }
        };
        MaterialDef matDef = (MaterialDef)loader.load(info);
        MaterialDef ref = mat.getMaterialDef();

        for (MatParam matParam : matDef.getMaterialParams()) {
            MatParam refParam = ref.getMaterialParam(matParam.getName());
            assertTrue(refParam != null);
            assertTrue(refParam.equals(matParam));
        }
    }

}