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implemented sight lines and beak fix
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Enrico Fasoli
parent
61519e6cf3
commit
5798bce060
@ -14,18 +14,19 @@ import logic.neural.Brain;
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*/
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public class Creature extends Element {
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public static final int default_radius = 20;
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public static final float max_speed = 3;
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public static final int default_radius = 20, maxHp = 100;
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public static final float max_speed = 3, max_beak = default_radius / 4;
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private Brain brain;
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private float dir, hp, speed, sightRange, fov, fitness, rotSpeed, beak;
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private float dir, hp, prevHp, speed, sightRange, fov, fitness, rotSpeed, beak;
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private boolean eating = false, killing = false;
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private Sight sight;
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public Creature(float x, float y) {
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super(x, y, default_radius);
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dir = (float) (Math.random() * 2 * Math.PI);
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hp = 100;
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hp = maxHp;
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prevHp = hp;
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speed = 0;//(float) Math.random() * 3;
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rotSpeed = 0;//(float) Math.random() - 0.5f;
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sightRange = 100;
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@ -38,6 +39,7 @@ public class Creature extends Element {
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public void update() {
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// apply hunger
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hp -= 0.5f;
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prevHp = hp;
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if (hp < 0) { // Dead
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Game.get().getWorld().getGraveyard().add(this);
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Vegetable carcass = new Vegetable(getX(), getY());
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@ -68,8 +70,6 @@ public class Creature extends Element {
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setY(getY() - Game.get().getWorld().getHeight());
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}
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dir += rotSpeed;
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// try eating
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eat();
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//fitness -= 0.1;
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if (dir > 2 * Math.PI) {
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dir -= 2 * Math.PI;
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@ -77,7 +77,8 @@ public class Creature extends Element {
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if (dir < 0) {
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dir += 2 * Math.PI;
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}
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sight = lookAndHit(); // take a look
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// read from sensors and interact with world
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sight = interactWithWorld();
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// feed data to brain
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float[] values = new float[brain.getNeurons()[0].length];
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// 0: sight: see food?
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@ -104,7 +105,7 @@ public class Creature extends Element {
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} else {
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values[0] = 0f;
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values[1] = 1f;
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values[4] = 100 - ((Creature) sight.getElement()).getHp() / 100;
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values[4] = maxHp - ((Creature) sight.getElement()).getHp() / maxHp;
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}
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}
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values[5] = eating ? 1 : 0;
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@ -119,9 +120,9 @@ public class Creature extends Element {
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Log.log(Log.DEBUG, "Accel: " + actions[0] + " RotClock: " + actions[1] + " RotAntiClock: " + actions[2] + " Beak: " + actions[3]);
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speed = (actions[0] * 2 - actions[4] / 2) * max_speed;
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rotSpeed = actions[1] - actions[2];
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beak = actions[3];
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if (beak > 20) {
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beak = 20;
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beak = actions[3] * max_beak;
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if (beak > max_beak) {
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beak = max_beak;
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} else if (beak < 0) {
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beak = 0;
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}
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@ -130,42 +131,53 @@ public class Creature extends Element {
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@Override
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public void render(ShapeRenderer s) {
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// Body
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s.setColor(1 - (hp / 100), hp / 100, 0, 1);
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s.setColor(1 - (hp / maxHp), hp / maxHp, 0, 1);
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s.circle(getX(), getY(), getSize());
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// Eye
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// Vision
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double relX = Math.cos(dir), relY = Math.sin(dir);
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s.setColor(1, 1, 1, 1);
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float c = 0;
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if (sight != null) {
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float c = sight.getDistance() / sightRange * 2 + sightRange;
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c = sight.getDistance() / sightRange * 2 + sightRange;
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} else {
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s.setColor(1, 1, 1, 1);
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}
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float eyeX = (float) (relX * getSize() * 0.6f), eyeY = (float) (relY * getSize() * 0.6f);
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if (sight != null) {
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s.line(eyeX + getX(), getY() + eyeY, sight.getElement().getX(), sight.getElement().getY());
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if (sight.getElement() instanceof Creature) {
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s.setColor(c, 0, 0, 1);
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} else if (sight.getElement() instanceof Vegetable) {
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s.setColor(0, c, 0, 1);
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}
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}
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// Eye
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s.circle((float) relX * getSize() * 0.6f + getX(), (float) relY * getSize() * 0.6f + getY(), 3);
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if (killing) {
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// Evil mark
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s.set(ShapeRenderer.ShapeType.Filled);
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s.setColor(1, 0, 0, 1);
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s.circle(getX(), getY(), 5);
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}
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s.set(ShapeRenderer.ShapeType.Line);
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// Beak
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s.setColor(1, 1, 0, beak / 20);
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s.line((float) (relX * getSize() * 0.8f + getX()), (float) (relY * getSize() * 0.8f + getY()), (float) (relX * getSize() * (1.5f + beak / 20) + getX()), (float) (relY * getSize() * (1.5f + beak / 20) + getY()));
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s.circle(getX() + eyeX, getY() + eyeY, 3);
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//FOV
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float degrees = fov * 180f / (float) Math.PI;
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float orient = dir * 180f / (float) Math.PI - degrees / 2;
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s.setColor(0.3f, 0.3f, 0.3f, 1);
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s.arc((float) relX * getSize() + getX(), (float) relY * getSize() + getY(), sightRange, orient, degrees);
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s.arc((float) eyeX + getX(), (float) eyeY + getY(), sightRange, orient, degrees);
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if (hp < prevHp) {
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// Damage mark
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s.set(ShapeRenderer.ShapeType.Filled);
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s.setColor(1, 0, 0, 1);
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s.circle(getX(), getY(), 5);
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} else if (killing || eating) {
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// Heal mark
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s.set(ShapeRenderer.ShapeType.Filled);
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s.setColor(0, 1, 0, 1);
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s.circle(getX(), getY(), 5);
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}
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s.set(ShapeRenderer.ShapeType.Line);
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// Beak
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s.setColor(beak / max_beak, 1 - beak / max_beak, 0, 1);
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s.line((float) (relX * getSize() * 0.8f + getX()), (float) (relY * getSize() * 0.8f + getY()), (float) (relX * getSize() * (1.5f + beak / max_beak) + getX()), (float) (relY * getSize() * (1.5f + beak / max_beak) + getY()));
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}
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public Sight lookAndHit() {
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public Sight interactWithWorld() {
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Element seen = null;
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float dist = 0, angle = 0, ndir = dir - (float) Math.PI;
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killing = false;
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eating = false;
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for (Element e : Game.get().getWorld().getElements()) {
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if (e == this) {
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continue;
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@ -186,13 +198,27 @@ public class Creature extends Element {
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}
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//Log.log(Log.DEBUG,"RelAngle "+relAngle+" Dir "+ndir);
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}
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// Check if eatable
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if (e instanceof Vegetable && tempDist < 0) {
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// Eat
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eating = true;
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e.setSize(e.getSize() - 0.1f);
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if (e.getSize() == 0) {
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e.setSize(0);
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}
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hp++;
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fitness++;
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if (hp > maxHp) {
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hp = maxHp;
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}
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}
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// Check if attackable
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if (e instanceof Creature && beak > 5 && tempDist < beak * 1.5f && Math.abs(relAngle - ndir) < (float) Math.PI / 10f) {
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// Attacking!
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hp++;
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fitness++;
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if (hp > 100) {
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hp = 100;
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if (hp > maxHp) {
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hp = maxHp;
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}
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killing = true;
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Creature c = (Creature) e;
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@ -218,8 +244,8 @@ public class Creature extends Element {
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}
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hp++;
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fitness++;
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if (hp > 100) {
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hp = 100;
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if (hp > maxHp) {
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hp = maxHp;
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}
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}
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}
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@ -239,7 +265,7 @@ public class Creature extends Element {
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public void reset() {
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fitness = 0;
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hp = 100;
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hp = maxHp;
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}
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public float getHp() {
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