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75 lines
1.5 KiB
75 lines
1.5 KiB
package net.spritegen.textures;
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import static org.lwjgl.opengl.GL11.*;
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import java.io.IOException;
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import net.spritegen.Constants;
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import net.spritegen.util.Log;
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import org.newdawn.slick.opengl.Texture;
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import org.newdawn.slick.opengl.TextureLoader;
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import org.newdawn.slick.util.ResourceLoader;
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/**
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* Texture manager
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*
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* @author Ondřej Hruška (MightyPork)
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*/
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public class TextureManager {
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private static Texture lastBinded = null;
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/**
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* Load texture
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*
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* @param resourcePath
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* @return the loaded texture
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*/
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public static Texture load(String resourcePath) {
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try {
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String ext = resourcePath.substring(resourcePath.length() - 4);
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Texture texture = TextureLoader.getTexture(ext.toUpperCase(), ResourceLoader.getResourceAsStream(resourcePath));
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if (texture != null) {
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Log.f2("Texture " + resourcePath + " loaded.");
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return texture;
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}
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Log.w("Texture " + resourcePath + " could not be loaded.");
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return null;
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} catch (IOException e) {
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Log.e("Loading of texture " + resourcePath + " failed.", e);
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throw new RuntimeException(e);
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}
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}
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/**
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* Bind texture
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*
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* @param texture the texture
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* @throws RuntimeException if not loaded yet
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*/
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public static void bind(Texture texture) throws RuntimeException {
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if (texture != lastBinded) {
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glBindTexture(GL_TEXTURE_2D, 0);
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glBindTexture(GL_TEXTURE_2D, texture.getTextureID());
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lastBinded = texture;
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}
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}
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/**
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* Unbind all
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*/
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public static void unbind() {
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glBindTexture(GL_TEXTURE_2D, 0);
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lastBinded = null;
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}
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}
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