Artist Class -27 episode

package helpers;

import static org.lwjgl.opengl.GL11.GL_MODELVIEW;
import static org.lwjgl.opengl.GL11.GL_PROJECTION;
import static org.lwjgl.opengl.GL11.GL_QUADS;
import static org.lwjgl.opengl.GL11.glBegin;
import static org.lwjgl.opengl.GL11.glEnd;
import static org.lwjgl.opengl.GL11.glLoadIdentity;
import static org.lwjgl.opengl.GL11.glMatrixMode;
import static org.lwjgl.opengl.GL11.glOrtho;
import static org.lwjgl.opengl.GL11.glVertex2f;
import static org.lwjgl.opengl.GL11.*;

import java.io.IOException;
import java.io.InputStream;

import org.lwjgl.LWJGLException;
import org.lwjgl.opengl.Display;
import org.lwjgl.opengl.DisplayMode;
import org.newdawn.slick.opengl.Texture;
import org.newdawn.slick.opengl.TextureLoader;
import org.newdawn.slick.util.ResourceLoader;

public class Artist {

    public static final int WIDTH = 1280, HEIGHT = 960;

    public static void BeginSession() {
        Display.setTitle("Indie Programmer");
        try {
            Display.setDisplayMode(new DisplayMode(WIDTH, HEIGHT));
            Display.create();
        } catch (LWJGLException e) {
            e.printStackTrace();
        }

        glMatrixMode(GL_PROJECTION);
        glLoadIdentity();
        glOrtho(0, WIDTH, HEIGHT, 0, 1, -1);
        glMatrixMode(GL_MODELVIEW);
        glEnable(GL_TEXTURE_2D);
        glEnable(GL_BLEND);
        glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);

    }

    public static void DrawQuad(float x, float y, float width, float height) {
        glBegin(GL_QUADS);
        glVertex2f(x, y); //Top left corner
        glVertex2f(x + width, y); //Top right corner
        glVertex2f(x + width, y + height); //Bottom right corner
        glVertex2f(x, y + height); //Bottom left corner
        glEnd();
    }

    public static void DrawQuadTex(Texture tex, float x, float y, float width, float height) {
        tex.bind();
        glTranslatef(x, y, 0);
        glBegin(GL_QUADS);
        glTexCoord2f(0, 0);
        glVertex2f(0, 0);
        glTexCoord2f(1, 0);
        glVertex2f(width, 0);
        glTexCoord2f(1, 1);
        glVertex2f(width, height);
        glTexCoord2f(0, 1);
        glVertex2f(0, height);
        glEnd();
        glLoadIdentity();
    }

    public static Texture LoadTexture(String path, String fileType) {
        Texture tex = null;
        InputStream in = ResourceLoader.getResourceAsStream(path);
        try {
            tex = TextureLoader.getTexture(fileType, in);
        } catch (IOException e) {
            e.printStackTrace();
        }
        return tex;
    }

    public static Texture QuickLoad(String name) {
        Texture tex = null;
        tex = LoadTexture("res/" + name + ".png", "PNG");
        return tex;
    }

}