private Material createMaterial(String side) {
Material mat = new Material(boxle.getAssetManager(), jm3dName);
mat.setName("block_" + block.getName() + "_" + side);
mat.setTransparent(
block.isTransparent()); // Does not actually do anything, but is used as a marker
mat.getAdditionalRenderState().setBlendMode(RenderState.BlendMode.Alpha);
mat.getAdditionalRenderState().setAlphaTest(true);
mat.getAdditionalRenderState().setAlphaFallOff(.9f);
return mat;
}
protected void createMaterial() {
Material material;
if (alpha < 1f && transparent) {
diffuse.a = alpha;
}
if (shadeless) {
material = new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
material.setColor("Color", diffuse.clone());
material.setTexture("ColorMap", diffuseMap);
// TODO: Add handling for alpha map?
} else {
material = new Material(assetManager, "Common/MatDefs/Light/Lighting.j3md");
material.setBoolean("UseMaterialColors", true);
material.setColor("Ambient", ambient.clone());
material.setColor("Diffuse", diffuse.clone());
material.setColor("Specular", specular.clone());
material.setFloat("Shininess", shininess); // prevents "premature culling" bug
if (diffuseMap != null) material.setTexture("DiffuseMap", diffuseMap);
if (specularMap != null) material.setTexture("SpecularMap", specularMap);
if (normalMap != null) material.setTexture("NormalMap", normalMap);
if (alphaMap != null) material.setTexture("AlphaMap", alphaMap);
}
if (transparent) {
material.setTransparent(true);
material.getAdditionalRenderState().setBlendMode(BlendMode.Alpha);
material.getAdditionalRenderState().setAlphaTest(true);
material.getAdditionalRenderState().setAlphaFallOff(0.01f);
}
material.setName(matName);
matList.put(matName, material);
}
public static void main(String[] args) {
AssetManager assetManager =
JmeSystem.newAssetManager(
TestMaterialCompare.class.getResource("/com/jme3/asset/Desktop.cfg"));
// Cloned materials
Material mat1 = new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
mat1.setName("mat1");
mat1.setColor("Color", ColorRGBA.Blue);
Material mat2 = mat1.clone();
mat2.setName("mat2");
testEquality(mat1, mat2, true);
// Cloned material with different render states
Material mat3 = mat1.clone();
mat3.setName("mat3");
mat3.getAdditionalRenderState().setBlendMode(BlendMode.ModulateX2);
testEquality(mat1, mat3, false);
// Two separately loaded materials
Material mat4 = assetManager.loadMaterial("Models/Sign Post/Sign Post.j3m");
mat4.setName("mat4");
Material mat5 = assetManager.loadMaterial("Models/Sign Post/Sign Post.j3m");
mat5.setName("mat5");
testEquality(mat4, mat5, true);
// Comparing same textures
TextureKey originalKey =
(TextureKey) mat4.getTextureParam("DiffuseMap").getTextureValue().getKey();
TextureKey tex1key = new TextureKey("Models/Sign Post/Sign Post.jpg", false);
tex1key.setGenerateMips(true);
// Texture keys from the original and the loaded texture
// must be identical, otherwise the resultant textures not identical
// and thus materials are not identical!
if (!originalKey.equals(tex1key)) {
System.out.println("TEXTURE KEYS ARE NOT EQUAL");
}
Texture tex1 = assetManager.loadTexture(tex1key);
mat4.setTexture("DiffuseMap", tex1);
testEquality(mat4, mat5, true);
// Change some stuff on the texture and compare, materials no longer equal
tex1.setWrap(Texture.WrapMode.MirroredRepeat);
testEquality(mat4, mat5, false);
// Comparing different textures
Texture tex2 = assetManager.loadTexture("Interface/Logo/Monkey.jpg");
mat4.setTexture("DiffuseMap", tex2);
testEquality(mat4, mat5, false);
// Two materials created the same way
Material mat6 = new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
mat6.setName("mat6");
mat6.setColor("Color", ColorRGBA.Blue);
testEquality(mat1, mat6, true);
// Changing a material param
mat6.setColor("Color", ColorRGBA.Green);
testEquality(mat1, mat6, false);
}
private void loadFromRoot(List<Statement> roots) throws IOException {
if (roots.size() == 2) {
Statement exception = roots.get(0);
String line = exception.getLine();
if (line.startsWith("Exception")) {
throw new AssetLoadException(line.substring("Exception ".length()));
} else {
throw new IOException("In multiroot material, expected first statement to be 'Exception'");
}
} else if (roots.size() != 1) {
throw new IOException("Too many roots in J3M/J3MD file");
}
boolean extending = false;
Statement materialStat = roots.get(0);
String materialName = materialStat.getLine();
if (materialName.startsWith("MaterialDef")) {
materialName = materialName.substring("MaterialDef ".length()).trim();
extending = false;
} else if (materialName.startsWith("Material")) {
materialName = materialName.substring("Material ".length()).trim();
extending = true;
} else {
throw new IOException("Specified file is not a Material file");
}
String[] split = materialName.split(":", 2);
if (materialName.equals("")) {
throw new MatParseException("Material name cannot be empty", materialStat);
}
if (split.length == 2) {
if (!extending) {
throw new MatParseException("Must use 'Material' when extending.", materialStat);
}
String extendedMat = split[1].trim();
MaterialDef def = (MaterialDef) assetManager.loadAsset(new AssetKey(extendedMat));
if (def == null) {
throw new MatParseException(
"Extended material " + extendedMat + " cannot be found.", materialStat);
}
material = new Material(def);
material.setKey(key);
material.setName(split[0].trim());
// material.setAssetName(fileName);
} else if (split.length == 1) {
if (extending) {
throw new MatParseException("Expected ':', got '{'", materialStat);
}
materialDef = new MaterialDef(assetManager, materialName);
// NOTE: pass file name for defs so they can be loaded later
materialDef.setAssetName(key.getName());
} else {
throw new MatParseException("Cannot use colon in material name/path", materialStat);
}
for (Statement statement : materialStat.getContents()) {
split = statement.getLine().split("[ \\{]");
String statType = split[0];
if (extending) {
if (statType.equals("MaterialParameters")) {
readExtendingMaterialParams(statement.getContents());
} else if (statType.equals("AdditionalRenderState")) {
readAdditionalRenderState(statement.getContents());
} else if (statType.equals("Transparent")) {
readTransparentStatement(statement.getLine());
}
} else {
if (statType.equals("Technique")) {
readTechnique(statement);
} else if (statType.equals("MaterialParameters")) {
readMaterialParams(statement.getContents());
} else {
throw new MatParseException(
"Expected material statement, got '" + statType + "'", statement);
}
}
}
}
