Create image layer

engine/src/main/java/com/bartlomiejpluta/base/core/image/DefaultImageManager.java

@@ -0,0 +1,39 @@
+package com.bartlomiejpluta.base.core.image;
+
+import com.bartlomiejpluta.base.core.gl.object.material.Material;
+import com.bartlomiejpluta.base.core.gl.object.texture.TextureManager;
+import com.bartlomiejpluta.base.core.util.math.MathUtil;
+import com.bartlomiejpluta.base.core.util.mesh.MeshManager;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+@Slf4j
+@Component
+@RequiredArgsConstructor(onConstructor = @__(@Autowired))
+public class DefaultImageManager implements ImageManager {
+   private final MeshManager meshManager;
+   private final TextureManager textureManager;
+
+   @Override
+   public Image createImage(String imageFileName) {
+      var texture = textureManager.loadTexture(imageFileName);
+      var width = texture.getWidth();
+      var height = texture.getHeight();
+      var gcd = MathUtil.gcdEuclidean(width, height);
+      var initialWidth = width / gcd;
+      var initialHeight = height / gcd;
+      var mesh = meshManager.createQuad(initialWidth, initialHeight, 0, 0);
+
+      var image = new Image(mesh, Material.textured(texture), initialWidth, initialHeight);
+      image.setScale(gcd);
+
+      return image;
+   }
+
+   @Override
+   public void cleanUp() {
+      log.info("There is nothing to clean up here");
+   }
+}

engine/src/main/java/com/bartlomiejpluta/base/core/image/Image.java

@@ -0,0 +1,19 @@
+package com.bartlomiejpluta.base.core.image;
+
+import com.bartlomiejpluta.base.core.gl.object.material.Material;
+import com.bartlomiejpluta.base.core.gl.object.mesh.Mesh;
+import com.bartlomiejpluta.base.core.world.object.RenderableObject;
+import lombok.Getter;
+
+@Getter
+public class Image extends RenderableObject {
+   private final int initialWidth;
+   private final int initialHeight;
+
+   Image(Mesh mesh, Material texture, int initialWidth, int initialHeight) {
+      super(mesh);
+      this.initialWidth = initialWidth;
+      this.initialHeight = initialHeight;
+      setMaterial(texture);
+   }
+}

engine/src/main/java/com/bartlomiejpluta/base/core/image/ImageManager.java

@@ -0,0 +1,7 @@
+package com.bartlomiejpluta.base.core.image;
+
+import com.bartlomiejpluta.base.core.gc.Cleanable;
+
+public interface ImageManager extends Cleanable {
+   Image createImage(String imageFileName);
+}

engine/src/main/java/com/bartlomiejpluta/base/core/util/math/MathUtil.java

@@ -0,0 +1,17 @@
+package com.bartlomiejpluta.base.core.util.math;
+
+public class MathUtil {
+   public static int gcdEuclidean(int a, int b) {
+      int x = a;
+      int y = b;
+      int z;
+
+      while(y != 0) {
+         z = x % y;
+         x = y;
+         y = z;
+      }
+
+      return x;
+   }
+}

engine/src/main/java/com/bartlomiejpluta/base/core/world/map/GameMap.java

@@ -3,6 +3,7 @@ package com.bartlomiejpluta.base.core.world.map;
 import com.bartlomiejpluta.base.core.gl.render.Renderable;
 import com.bartlomiejpluta.base.core.gl.shader.constant.UniformName;
 import com.bartlomiejpluta.base.core.gl.shader.manager.ShaderManager;
+import com.bartlomiejpluta.base.core.image.Image;
 import com.bartlomiejpluta.base.core.logic.Updatable;
 import com.bartlomiejpluta.base.core.ui.Window;
 import com.bartlomiejpluta.base.core.world.animation.Animator;
@@ -80,6 +81,12 @@ public class GameMap implements Renderable, Updatable {
       return this;
    }
 
+   public GameMap createImageLayer(Image image, ImageLayer.Mode imageDisplayMode) {
+      layers.add(new ImageLayer(this, image, imageDisplayMode));
+
+      return this;
+   }
+
    public GameMap addObject(int layerIndex, MovableObject object) {
       ((ObjectLayer) layers.get(layerIndex)).addObject(object);
 
@@ -103,6 +110,12 @@ public class GameMap implements Renderable, Updatable {
       return this;
    }
 
+   public GameMap setImage(int layerIndex, Image image) {
+      ((ImageLayer) layers.get(layerIndex)).setImage(image);
+
+      return this;
+   }
+
    public boolean isMovementPossible(int layerIndex, Movement movement) {
       var target = movement.getTargetCoordinate();
 

engine/src/main/java/com/bartlomiejpluta/base/core/world/map/ImageLayer.java

@@ -0,0 +1,58 @@
+package com.bartlomiejpluta.base.core.world.map;
+
+import com.bartlomiejpluta.base.core.gl.shader.constant.UniformName;
+import com.bartlomiejpluta.base.core.gl.shader.manager.ShaderManager;
+import com.bartlomiejpluta.base.core.image.Image;
+import com.bartlomiejpluta.base.core.ui.Window;
+
+public class ImageLayer implements Layer {
+
+   public enum Mode {
+      NORMAL,
+      FIT_SCREEN,
+      FIT_MAP;
+   }
+
+   private final float mapWidth;
+   private final float mapHeight;
+
+   private Image image;
+   private float imageInitialWidth;
+   private float imageInitialHeight;
+   private final Mode mode;
+
+   public ImageLayer(GameMap map, Image image, Mode mode) {
+      var stepSize = map.getStepSize();
+      this.mapWidth = map.getColumns() * stepSize.x;
+      this.mapHeight = map.getRows() * stepSize.y;
+      this.mode = mode;
+      setImage(image);
+   }
+
+   public void setImage(Image image) {
+      this.image = image;
+      this.imageInitialWidth = image.getInitialWidth();
+      this.imageInitialHeight = image.getInitialHeight();
+   }
+
+   @Override
+   public void render(Window window, ShaderManager shaderManager) {
+      if (image == null) {
+         return;
+      }
+
+      shaderManager.setUniform(UniformName.UNI_MODEL_MATRIX, image.getModelMatrix());
+
+      switch (mode) {
+         case FIT_SCREEN -> image.setScale(window.getWidth() / imageInitialWidth, window.getHeight() / imageInitialHeight);
+         case FIT_MAP -> image.setScale(mapWidth / imageInitialWidth, mapHeight / imageInitialHeight);
+      }
+
+      image.render(window, shaderManager);
+   }
+
+   @Override
+   public void update(float dt) {
+
+   }
+}

engine/src/main/java/com/bartlomiejpluta/base/core/world/object/PositionableObject.java

@@ -21,7 +21,11 @@ public abstract class PositionableObject {
 
    @Getter
    @Setter
-   protected float scale = 1.0f;
+   protected float scaleX = 1.0f;
+
+   @Getter
+   @Setter
+   protected float scaleY = 1.0f;
 
    public PositionableObject setPosition(float x, float y) {
       position.x = x;
@@ -51,12 +55,24 @@ public abstract class PositionableObject {
       this.rotation += rotation;
       return this;
    }
-   
+
+   public PositionableObject setScale(float scale) {
+      this.scaleX = scale;
+      this.scaleY = scale;
+      return this;
+   }
+
+   public PositionableObject setScale(float scaleX, float scaleY) {
+      this.scaleX = scaleX;
+      this.scaleY = scaleY;
+      return this;
+   }
+
    public Matrix4f getModelMatrix() {
       return modelMatrix
               .identity()
               .translate(position.x, position.y, 0)
               .rotateZ((float) toRadians(-rotation))
-              .scale(scale);
+              .scaleXY(scaleX, scaleY);
    }
 }

game/src/main/java/com/bartlomiejpluta/base/game/world/entity/manager/DefaultEntityManager.java

@@ -33,6 +33,6 @@ public class DefaultEntityManager implements EntityManager {
 
    @Override
    public void cleanUp() {
-      log.info("There is nothing to clean up");
+      log.info("There is nothing to clean up here");
    }
 }