Files
BetterFoliage/src/main/java/mods/betterfoliage/client/resource/LeafGeneratorBase.java
octarine-noise 85b4880391 store only biome IDs not instances
reorganized utility methods
2014-08-21 15:23:28 +02:00

120 lines
4.3 KiB
Java

package mods.betterfoliage.client.resource;
import java.awt.image.BufferedImage;
import java.io.IOException;
import javax.imageio.ImageIO;
import mods.betterfoliage.client.resource.LeafTextureEnumerator.LeafTextureFoundEvent;
import mods.betterfoliage.common.util.ResourceUtils;
import net.minecraft.client.Minecraft;
import net.minecraft.client.resources.IResource;
import net.minecraft.client.resources.IResourceManager;
import net.minecraft.util.ResourceLocation;
import net.minecraftforge.client.event.TextureStitchEvent.Pre;
import cpw.mods.fml.common.eventhandler.SubscribeEvent;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
/** Texture generator base class for textures based on leaf blocks.
* Supports loading from resource packs instead of generating if available.
* @author octarine-noise
*/
@SideOnly(Side.CLIENT)
public abstract class LeafGeneratorBase extends BlockTextureGenerator {
@SideOnly(Side.CLIENT)
public static class TextureGenerationException extends Exception {
private static final long serialVersionUID = 7339757761980002651L;
};
/** Format string of pre-drawn texture location */
public String handDrawnLocationFormat;
/** Format string of alpha mask location */
public String maskImageLocationFormat;
/** Resource domain name of pre-drawn textures */
public String nonGeneratedDomain;
/** Number of textures generated in the current run */
public int generatedCounter = 0;
/** Number of pre-drawn textures found in the current run */
public int drawnCounter = 0;
public LeafGeneratorBase(String domain, String nonGeneratedDomain, String handDrawnLocationFormat, String maskImageLocationFormat, ResourceLocation missingResource) {
super(domain, missingResource);
this.nonGeneratedDomain = nonGeneratedDomain;
this.handDrawnLocationFormat = handDrawnLocationFormat;
this.maskImageLocationFormat = maskImageLocationFormat;
}
@Override
public IResource getResource(ResourceLocation resourceLocation) throws IOException {
IResourceManager resourceManager = Minecraft.getMinecraft().getResourceManager();
ResourceLocation originalNoDirs = unwrapResource(resourceLocation);
ResourceLocation originalWithDirs = new ResourceLocation(originalNoDirs.getResourceDomain(), "textures/blocks/" + originalNoDirs.getResourcePath());
// check for provided texture
ResourceLocation handDrawnLocation = new ResourceLocation(nonGeneratedDomain, String.format(handDrawnLocationFormat, originalNoDirs.getResourceDomain(), originalNoDirs.getResourcePath()));
if (ResourceUtils.resourceExists(handDrawnLocation)) {
drawnCounter++;
return resourceManager.getResource(handDrawnLocation);
}
// generate our own
if (!ResourceUtils.resourceExists(originalWithDirs)) return getMissingResource();
BufferedImage result;
try {
result = generateLeaf(originalWithDirs);
} catch (TextureGenerationException e) {
return getMissingResource();
}
generatedCounter++;
return new BufferedImageResource(result);
}
protected abstract BufferedImage generateLeaf(ResourceLocation originalWithDirs) throws IOException, TextureGenerationException;
/** Loads the alpha mask of the given type and size. If a mask of the exact size can not be found,
* will try to load progressively smaller masks down to 16x16
* @param type mask type
* @param size texture size
* @return alpha mask
*/
protected BufferedImage loadLeafMaskImage(String type, int size) {
IResourceManager resourceManager = Minecraft.getMinecraft().getResourceManager();
IResource maskResource = null;
while (maskResource == null && size >= 1) {
try {
maskResource = resourceManager.getResource(new ResourceLocation(String.format(maskImageLocationFormat, size, type)));
} catch (Exception e) {}
size /= 2;
}
try {
return maskResource == null ? null : ImageIO.read(maskResource.getInputStream());
} catch (IOException e) {
return null;
}
}
@Override
@SubscribeEvent
public void handleTextureReload(Pre event) {
super.handleTextureReload(event);
if (event.map.getTextureType() != 0) return;
generatedCounter = 0;
drawnCounter = 0;
}
@SubscribeEvent
public void handleRegisterTexture(LeafTextureFoundEvent event) {
event.blockTextures.registerIcon(new ResourceLocation(domainName, event.icon.getIconName()).toString());
}
}