Entire project

src/com/gnarly/engine/texture/Texture.java

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+package com.gnarly.engine.texture;
+
+import static org.lwjgl.opengl.GL11.GL_CLAMP;
+import static org.lwjgl.opengl.GL11.GL_NEAREST;
+import static org.lwjgl.opengl.GL11.GL_RGBA;
+import static org.lwjgl.opengl.GL11.GL_TEXTURE_2D;
+import static org.lwjgl.opengl.GL11.GL_TEXTURE_MAG_FILTER;
+import static org.lwjgl.opengl.GL11.GL_TEXTURE_MIN_FILTER;
+import static org.lwjgl.opengl.GL11.GL_TEXTURE_WRAP_S;
+import static org.lwjgl.opengl.GL11.GL_TEXTURE_WRAP_T;
+import static org.lwjgl.opengl.GL11.GL_UNSIGNED_BYTE;
+import static org.lwjgl.opengl.GL11.glBindTexture;
+import static org.lwjgl.opengl.GL11.glDeleteTextures;
+import static org.lwjgl.opengl.GL11.glGenTextures;
+import static org.lwjgl.opengl.GL11.glTexImage2D;
+import static org.lwjgl.opengl.GL11.glTexParameterf;
+
+import java.awt.image.BufferedImage;
+import java.io.File;
+import java.io.IOException;
+import java.nio.ByteBuffer;
+
+import javax.imageio.ImageIO;
+
+import org.lwjgl.BufferUtils;
+
+import com.gnarly.engine.display.Window;
+
+public class Texture {
+
+	protected int id, width, height;
+	
+	public Texture(String name) {
+		BufferedImage bi = null;
+		try {
+			bi = ImageIO.read(new File("res/img/" + Window.resolution + "/" + name));
+		} catch (IOException e) {
+			try {
+				bi = ImageIO.read(new File("res/img/const/" + name));
+			} catch (IOException ex) {
+				e.printStackTrace();
+			}
+		}
+		if (bi != null) {
+			width = bi.getWidth();
+			height = bi.getHeight();
+			int[] pixels = bi.getRGB(0, 0, width, height, null, 0, width);
+			ByteBuffer buffer = BufferUtils.createByteBuffer(width * height * 4);
+			
+			for (int i = 0; i < height; i++) {
+				for (int j = 0; j < width; j++) {
+					int pixel = pixels[i * width + j];
+					buffer.put((byte)((pixel >> 16) & 0xFF)); // Red
+					buffer.put((byte)((pixel >>  8) & 0xFF)); // Green
+					buffer.put((byte)((pixel      ) & 0xFF)); // Blue
+					buffer.put((byte)((pixel >> 24) & 0xFF)); // Alpha
+				}
+			}
+			buffer.flip();
+			
+			id = glGenTextures();
+			bind();
+			glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+			glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+			glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
+			glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
+			glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
+			unbind();
+		}
+	}
+	
+	public Texture(int id, int width, int height) {
+		this.id = id;
+		this.width = width;
+		this.height = height;
+	}
+	
+	public int getWidth() {
+		return width;
+	}
+	
+	public int getHeight() {
+		return height;
+	}
+	
+	public void bind() {
+		glBindTexture(GL_TEXTURE_2D, id);
+	}
+	
+	public void unbind() {
+		glBindTexture(GL_TEXTURE_2D, 0);
+	}
+	
+	public void destroy() {
+		glDeleteTextures(id);
+	}
+}