Add in a generic factory interface, allowing for additional model support
to be added at runtime.
This commit is contained in:
parent
d4b71ef964
commit
1ae7fa0080
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@ -0,0 +1,82 @@
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package net.minecraftforge.client.model;
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import java.io.InputStream;
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import java.net.URL;
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import java.util.Collection;
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import java.util.Map;
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import net.minecraftforge.client.model.obj.ObjModelLoader;
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import com.google.common.collect.Maps;
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import cpw.mods.fml.common.FMLLog;
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import cpw.mods.fml.relauncher.Side;
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import cpw.mods.fml.relauncher.SideOnly;
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/**
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* Common interface for advanced model loading from files, based on file suffix
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* Model support can be queried through the {@link #getSupportedSuffixes()} method.
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* Instances can be created by calling {@link #loadModel(String)} with a class-loadable-path
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*
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* @author cpw
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*
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*/
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@SideOnly(Side.CLIENT)
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public class AdvancedModelLoader {
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private static Map<String, IModelCustomLoader> instances = Maps.newHashMap();
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/**
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* Register a new model handler
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* @param modelHandler The model handler to register
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*/
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public static void registerModelHandler(IModelCustomLoader modelHandler)
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{
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for (String suffix : modelHandler.getSuffixes())
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{
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instances.put(suffix, modelHandler);
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}
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}
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/**
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* Load the model from the supplied classpath resolvable resource name
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* @param resourceName The resource name
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* @return A model
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* @throws IllegalArgumentException if the resource name cannot be understood
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* @throws ModelFormatException if the underlying model handler cannot parse the model format
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*/
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public static IModelCustom loadModel(String resourceName) throws IllegalArgumentException, ModelFormatException
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{
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int i = resourceName.lastIndexOf('.');
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if (i == -1)
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{
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FMLLog.severe("The resource name %s is not valid", resourceName);
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throw new IllegalArgumentException("The resource name is not valid");
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}
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String suffix = resourceName.substring(i);
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IModelCustomLoader loader = instances.get(suffix);
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if (loader == null)
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{
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FMLLog.severe("The resource name %s is not supported", resourceName);
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throw new IllegalArgumentException("The resource name is not supported");
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}
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URL resource = AdvancedModelLoader.class.getResource(resourceName);
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if (resource == null)
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{
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FMLLog.severe("The resource name %s could not be found", resourceName);
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throw new IllegalArgumentException("The resource name could not be found");
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}
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return loader.loadInstance(resourceName, resource);
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}
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public static Collection<String> getSupportedSuffixes()
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{
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return instances.keySet();
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}
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static
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{
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registerModelHandler(new ObjModelLoader());
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}
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}
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@ -3,11 +3,7 @@ package net.minecraftforge.client.model;
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public interface IModelCustom {
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public abstract IModelCustom load(String fileName);
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public abstract void renderAll();
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public abstract void renderPart(String partName);
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String getType();
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void renderAll();
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void renderPart(String partName);
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}
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@ -0,0 +1,31 @@
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package net.minecraftforge.client.model;
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import java.io.InputStream;
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import java.net.URL;
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/**
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* Instances of this class act as factories for their model type
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*
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* @author cpw
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*
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*/
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public interface IModelCustomLoader {
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/**
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* Get the main type name for this loader
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* @return the type name
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*/
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String getType();
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/**
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* Get resource suffixes this model loader recognizes
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* @return a list of suffixes
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*/
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String[] getSuffixes();
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/**
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* Load a model instance from the supplied path
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* @param resourceName The resource name to load
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* @param resource The URL associated with the classloader resource
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* @return A model instance
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* @throws ModelFormatException if the model format is not correct
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*/
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IModelCustom loadInstance(String resourceName, URL resource) throws ModelFormatException;
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}
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@ -0,0 +1,31 @@
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package net.minecraftforge.client.model;
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/**
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* Thrown if there is a problem parsing the model
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*
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* @author cpw
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*
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*/
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public class ModelFormatException extends RuntimeException {
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public ModelFormatException()
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{
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super();
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}
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public ModelFormatException(String message, Throwable cause)
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{
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super(message, cause);
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}
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public ModelFormatException(String message)
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{
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super(message);
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}
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public ModelFormatException(Throwable cause)
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{
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super(cause);
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}
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}
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@ -0,0 +1,31 @@
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package net.minecraftforge.client.model.obj;
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import java.io.InputStream;
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import java.net.URL;
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import net.minecraftforge.client.model.IModelCustom;
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import net.minecraftforge.client.model.IModelCustomLoader;
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import net.minecraftforge.client.model.ModelFormatException;
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public class ObjModelLoader implements IModelCustomLoader {
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@Override
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public String getType()
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{
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return "OBJ model";
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}
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private static final String[] types = { "obj" };
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@Override
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public String[] getSuffixes()
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{
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return types;
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}
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@Override
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public IModelCustom loadInstance(String resourceName, URL resource) throws ModelFormatException
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{
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return new WavefrontObject(resourceName, resource);
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}
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}
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@ -8,10 +8,10 @@ import java.net.URL;
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import java.util.ArrayList;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import java.util.zip.DataFormatException;
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import net.minecraft.client.renderer.Tessellator;
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import net.minecraftforge.client.model.IModelCustom;
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import net.minecraftforge.client.model.ModelFormatException;
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import org.lwjgl.opengl.GL11;
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@ -46,38 +46,13 @@ public class WavefrontObject implements IModelCustom
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private GroupObject currentGroupObject;
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private String fileName;
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public WavefrontObject(String fileName)
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public WavefrontObject(String fileName, URL resource) throws ModelFormatException
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{
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this.fileName = fileName;
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try
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{
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loadObjModel(this.getClass().getResource(fileName));
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}
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catch (DataFormatException e)
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{
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e.printStackTrace();
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}
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loadObjModel(resource);
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}
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public IModelCustom load(String fileName)
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{
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return new WavefrontObject(fileName);
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}
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public void load()
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{
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try
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{
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loadObjModel(this.getClass().getResource(fileName));
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}
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catch (DataFormatException e)
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{
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e.printStackTrace();
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}
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}
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private void loadObjModel(URL fileURL) throws DataFormatException
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private void loadObjModel(URL fileURL) throws ModelFormatException
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{
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BufferedReader reader = null;
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InputStream inputStream = null;
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@ -158,7 +133,7 @@ public class WavefrontObject implements IModelCustom
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}
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catch (IOException e)
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{
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e.printStackTrace();
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throw new ModelFormatException("IO Exception reading model format", e);
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}
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finally
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{
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}
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catch (IOException e)
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{
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e.printStackTrace();
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// hush
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}
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try
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}
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catch (IOException e)
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{
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e.printStackTrace();
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// hush
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}
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}
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}
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@ -242,7 +217,7 @@ public class WavefrontObject implements IModelCustom
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}
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}
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private Vertex parseVertex(String line, int lineCount) throws DataFormatException
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private Vertex parseVertex(String line, int lineCount) throws ModelFormatException
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{
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Vertex vertex = null;
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@ -253,29 +228,29 @@ public class WavefrontObject implements IModelCustom
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try
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{
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if (tokens.length == 3)
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if (tokens.length == 2)
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{
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return new Vertex(Float.parseFloat(tokens[0]), Float.parseFloat(tokens[1]));
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}
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else if (tokens.length == 3)
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{
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return new Vertex(Float.parseFloat(tokens[0]), Float.parseFloat(tokens[1]), Float.parseFloat(tokens[2]));
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}
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else if (tokens.length == 4)
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{
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return new Vertex(Float.parseFloat(tokens[0]), Float.parseFloat(tokens[1]), Float.parseFloat(tokens[2]), Float.parseFloat(tokens[3]));
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}
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}
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catch (NumberFormatException e)
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{
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e.printStackTrace();
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throw new ModelFormatException(String.format("Number formatting error at line %d",lineCount), e);
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}
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}
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else
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{
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throw new DataFormatException("Error parsing entry ('" + line + "'" + ", line " + lineCount + ") in file '" + fileName + "' - Incorrect format");
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throw new ModelFormatException("Error parsing entry ('" + line + "'" + ", line " + lineCount + ") in file '" + fileName + "' - Incorrect format");
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}
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return vertex;
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}
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private Vertex parseVertexNormal(String line, int lineCount) throws DataFormatException
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private Vertex parseVertexNormal(String line, int lineCount) throws ModelFormatException
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{
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Vertex vertexNormal = null;
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}
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catch (NumberFormatException e)
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{
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e.printStackTrace();
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throw new ModelFormatException(String.format("Number formatting error at line %d",lineCount), e);
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}
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}
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else
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{
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throw new DataFormatException("Error parsing entry ('" + line + "'" + ", line " + lineCount + ") in file '" + fileName + "' - Incorrect format");
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throw new ModelFormatException("Error parsing entry ('" + line + "'" + ", line " + lineCount + ") in file '" + fileName + "' - Incorrect format");
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}
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return vertexNormal;
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}
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private TextureCoordinate parseTextureCoordinate(String line, int lineCount) throws DataFormatException
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private TextureCoordinate parseTextureCoordinate(String line, int lineCount) throws ModelFormatException
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{
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TextureCoordinate textureCoordinate = null;
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}
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catch (NumberFormatException e)
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{
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e.printStackTrace();
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throw new ModelFormatException(String.format("Number formatting error at line %d",lineCount), e);
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}
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}
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else
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{
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throw new DataFormatException("Error parsing entry ('" + line + "'" + ", line " + lineCount + ") in file '" + fileName + "' - Incorrect format");
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throw new ModelFormatException("Error parsing entry ('" + line + "'" + ", line " + lineCount + ") in file '" + fileName + "' - Incorrect format");
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}
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return textureCoordinate;
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}
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private Face parseFace(String line, int lineCount) throws DataFormatException
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private Face parseFace(String line, int lineCount) throws ModelFormatException
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{
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Face face = null;
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@ -351,7 +326,7 @@ public class WavefrontObject implements IModelCustom
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}
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else if (currentGroupObject.glDrawingMode != GL11.GL_TRIANGLES)
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{
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throw new DataFormatException("Error parsing entry ('" + line + "'" + ", line " + lineCount + ") in file '" + fileName + "' - Invalid number of points for face (expected 4, found " + tokens.length + ")");
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throw new ModelFormatException("Error parsing entry ('" + line + "'" + ", line " + lineCount + ") in file '" + fileName + "' - Invalid number of points for face (expected 4, found " + tokens.length + ")");
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}
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}
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else if (tokens.length == 4)
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}
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else if (currentGroupObject.glDrawingMode != GL11.GL_QUADS)
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{
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throw new DataFormatException("Error parsing entry ('" + line + "'" + ", line " + lineCount + ") in file '" + fileName + "' - Invalid number of points for face (expected 3, found " + tokens.length + ")");
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throw new ModelFormatException("Error parsing entry ('" + line + "'" + ", line " + lineCount + ") in file '" + fileName + "' - Invalid number of points for face (expected 3, found " + tokens.length + ")");
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}
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}
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@ -422,18 +397,18 @@ public class WavefrontObject implements IModelCustom
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}
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else
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{
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throw new DataFormatException("Error parsing entry ('" + line + "'" + ", line " + lineCount + ") in file '" + fileName + "' - Incorrect format");
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throw new ModelFormatException("Error parsing entry ('" + line + "'" + ", line " + lineCount + ") in file '" + fileName + "' - Incorrect format");
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}
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}
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else
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{
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throw new DataFormatException("Error parsing entry ('" + line + "'" + ", line " + lineCount + ") in file '" + fileName + "' - Incorrect format");
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throw new ModelFormatException("Error parsing entry ('" + line + "'" + ", line " + lineCount + ") in file '" + fileName + "' - Incorrect format");
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}
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return face;
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}
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private GroupObject parseGroupObject(String line, int lineCount) throws DataFormatException
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private GroupObject parseGroupObject(String line, int lineCount) throws ModelFormatException
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{
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GroupObject group = null;
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}
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else
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{
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throw new DataFormatException("Error parsing entry ('" + line + "'" + ", line " + lineCount + ") in file '" + fileName + "' - Incorrect format");
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throw new ModelFormatException("Error parsing entry ('" + line + "'" + ", line " + lineCount + ") in file '" + fileName + "' - Incorrect format");
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}
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return group;
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groupObjectMatcher = groupObjectPattern.matcher(line);
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return groupObjectMatcher.matches();
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}
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@Override
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public String getType()
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{
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return "obj";
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}
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}
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