136 lines
4.9 KiB
Java
Executable File
136 lines
4.9 KiB
Java
Executable File
package com.darkrp2d;
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import com.darkrp2d.entitySystems.RenderSystem;
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import com.badlogic.ashley.core.Engine;
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import com.badlogic.ashley.core.Family;
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import com.badlogic.gdx.Game;
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import com.badlogic.gdx.Gdx;
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import com.badlogic.gdx.graphics.GL20;
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import com.badlogic.gdx.graphics.OrthographicCamera;
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import com.badlogic.gdx.graphics.g2d.BitmapFont;
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import com.badlogic.gdx.graphics.g2d.GlyphLayout;
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import com.badlogic.gdx.graphics.g2d.SpriteBatch;
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import com.badlogic.gdx.math.Vector2;
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import com.badlogic.gdx.math.Matrix4;
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import com.badlogic.gdx.physics.box2d.Box2DDebugRenderer;
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import com.badlogic.gdx.physics.box2d.World;
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import com.badlogic.gdx.utils.TimeUtils;
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import com.darkrp2d.entities.components.TextureComponent;
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import com.darkrp2d.entities.entityListeners.DisposeListener;
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import com.darkrp2d.entitySystems.MovementSystem;
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import com.darkrp2d.input.CommandStream;
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import com.darkrp2d.input.InputHandler;
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import com.darkrp2d.input.commands.Command;
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import com.darkrp2d.physics.Box2DUtils;
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public class DarkRP2D extends Game {
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public BitmapFont font;
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public SpriteBatch batch;
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public Engine engine;
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public World world;
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private OrthographicCamera camera;
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private Box2DDebugRenderer b2dbr;
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private Matrix4 debugMatrix;
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@Override
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public void create () {
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font = new BitmapFont();
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batch = new SpriteBatch();
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world = new World(new Vector2(0.f,0.f),true);
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engine = new Engine();
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engine.addSystem(new RenderSystem(MS_PER_UPDATE));
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engine.addSystem(new MovementSystem());
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engine.addEntityListener(Family.all(TextureComponent.class).get(), 0, new DisposeListener());
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camera = new OrthographicCamera();
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camera.setToOrtho(false, Gdx.graphics.getWidth(), Gdx.graphics.getHeight());
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b2dbr = new Box2DDebugRenderer();
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//must be before input registration or no controllable Entity found
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engine.addEntity(com.darkrp2d.entities.Character.create(this));
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//Sets inputs
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Gdx.input.setInputProcessor(new InputHandler(this));
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}
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//GameLoop and debug
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private float accumulator = 0;
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private float skippedFrames = 0;
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private static final int UPDATES_PER_SECOND = 60;
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private static final float MS_PER_UPDATE = 1f / UPDATES_PER_SECOND;
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private static final int MAX_FRAMESKIP = 5; // Make 5 updates mostly without a render
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@Override
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// GameLoop
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public void render () {
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accumulator += Gdx.graphics.getRawDeltaTime(); //Seconds to milliseconds
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//Process Input
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Command currentCommand = CommandStream.pollCommand();
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if(currentCommand != null) {
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currentCommand.execute();
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}
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skippedFrames = 0;
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//Update Stuff
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while(accumulator >= MS_PER_UPDATE && skippedFrames <= MAX_FRAMESKIP) {
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accumulator -= MS_PER_UPDATE;
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update(MS_PER_UPDATE);
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skippedFrames++;
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}
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trueRender(accumulator / MS_PER_UPDATE);
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}
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public void update(float deltaTime) {
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world.step(deltaTime, 6, 2);
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engine.update(deltaTime);
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}
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public void trueRender(float delta) {
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Gdx.gl.glClearColor(0.f, 0.f, 0.f, 1.f);
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Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);
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//Render current Screen
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super.render();
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//Debug
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camera.update();
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batch.setProjectionMatrix(camera.combined);
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// Scale down the sprite batches projection matrix to box2D size
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debugMatrix = batch.getProjectionMatrix().cpy().scale(Box2DUtils.PIXEL_PER_METER,
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Box2DUtils.PIXEL_PER_METER, 0);
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b2dbr.render(world, debugMatrix);
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//TODO: will be later moved to Gamescreen
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engine.getSystem(RenderSystem.class).render(delta, batch);
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//some testdrawing
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batch.begin();
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GlyphLayout layout = new GlyphLayout(font, "Hello World");
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font.draw(batch, layout, Gdx.graphics.getWidth()/2-layout.width/2, Gdx.graphics.getHeight()/2-layout.height/2);
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batch.end();
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}
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@Override
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public void resize (int width, int height) {
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//camera.setToOrtho(false, width, height);
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}
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@Override
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public void dispose () {
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b2dbr.dispose();
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engine.removeAllEntities();
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font.dispose();
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batch.dispose();
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world.dispose();
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}
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}
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