Optimize rotation speed

app/src/main/java/com/scrat/everchanging/Background.java

@@ -206,13 +206,16 @@ final class Background extends TextureObject {
             R.drawable.image_301 //Red
     }};
 
-    private final float scale;
+    private float scale;
 
     private int currentSeason = -1;
 
     Background(final Context context) {
         super(context, textureList, null);
+        readScale(context);
+    }
 
+    private void readScale(final Context context) {
         final TypedValue outValue = new TypedValue();
         context.getResources().getValue(R.dimen.background_scale, outValue, true);
         scale = outValue.getFloat();
@@ -234,14 +237,18 @@ void createObject(final int season) {
             iterator.release();
         } else {
             final Object object = objects.obtain(texture, scale);
-            object.setObjectScale(1.0f);
-            object.resetMatrix();
-            object.resetViewMatrix();
-            object.setScale(ratio, ratio); //Масштабируем по высоте, иначе не красиво.
-            object.setTranslate(width - (object.texture.width) * scale * 0.5f * ratio, (object.texture.height) * scale * 0.5f * ratio);
+            setObjectScaleAndTranslation(object);
         }
     }
 
+    private void setObjectScaleAndTranslation(final Object object) {
+        object.setObjectScale(1.0f);
+        object.resetMatrix();
+        object.resetViewMatrix();
+        object.setScale(ratio, ratio); //Масштабируем по высоте, иначе не красиво.
+        object.setTranslate(width - (object.texture.width) * scale * 0.5f * ratio, (object.texture.height) * scale * 0.5f * ratio);
+    }
+
     void update(final int season, final int timesOfDay) {
         int s = season == 5 ? 4 : season;
         if (currentSeason != s) createObject(s);
@@ -255,4 +262,21 @@ void update(final int season, final int timesOfDay) {
 
         iterator.release();
     }
+
+    @Override
+    public void setupPosition(final int width, final int height, final float ratio) {
+        super.setupPosition(width, height, ratio);
+        readScale(textureManager.getContext());
+        if (objects.objectsInUseCount() != 0) {
+            final ReusableIterator<Object> iterator = objects.iterator();
+            iterator.acquire();
+
+            while (iterator.hasNext()) {
+                final Object object = iterator.next();
+                setObjectScaleAndTranslation(object);
+            }
+
+            iterator.release();
+        }
+    }
 }

app/src/main/java/com/scrat/everchanging/EverchangingRender.java

@@ -146,9 +146,6 @@ final class EverchangingRender implements GLSurfaceView.Renderer {
 
     private int lastSceneMaxFps = Scene.MINIMUM_FPS;
 
-    private int lastSurfaceWidth;
-    private int lastSurfaceHeight;
-
     EverchangingRender(final Context context, final FrameScheduler frameScheduler) {
         this.context = context;
         this.frameScheduler = frameScheduler;
@@ -198,21 +195,6 @@ public void onSurfaceCreated(final GL10 gl, final EGLConfig config) {
 
     @Override
     public void onSurfaceChanged(final GL10 gl, final int width, final int height) {
-        boolean dimensionsChanged = false;
-        if (lastSurfaceWidth != 0 && lastSurfaceHeight != 0) {
-            if (lastSurfaceWidth != width || lastSurfaceHeight != height) {
-                dimensionsChanged = true;
-            }
-        }
-
-        lastSurfaceWidth = width;
-        lastSurfaceHeight = height;
-
-        if (dimensionsChanged) {
-            scenes.clear();
-            onSurfaceCreated(gl, null);
-        }
-
         final WindowManager windowManager = (WindowManager)
                 context.getSystemService(Context.WINDOW_SERVICE);
         assert windowManager != null;

app/src/main/java/com/scrat/everchanging/Foreground.java

@@ -286,13 +286,16 @@ final class Foreground extends TextureObject {
             {{0, 0, 0}, {0, 38, 0}, {84, 225, 0}},
     };
 
-    private final float scale;
+    private float scale;
 
     private int current = -1;
 
     Foreground(final Context context) {
         super(context, textureList, null);
+        readScale(context);
+    }
 
+    private void readScale(final Context context) {
         final TypedValue outValue = new TypedValue();
         context.getResources().getValue(R.dimen.foreground_scale, outValue, true);
         scale = outValue.getFloat();
@@ -316,6 +319,18 @@ void update(final int foregroundIndex, final int timesOfDay) {
         iterator.release();
     }
 
+    @Override
+    public void setupPosition(final int width, final int height, final float ratio) {
+        super.setupPosition(width, height, ratio);
+        readScale(textureManager.getContext());
+
+        if (current != -1) {
+            objects.markAllAsUnused();
+            resetMatrix();
+            createObjects();
+        }
+    }
+
     private void createObjects() {
         int textureListCurrentLength = textureList[current].length;
         if (!isWideScreen()) {
@@ -325,6 +340,7 @@ private void createObjects() {
         for (int i = 0; i < textureListCurrentLength; i++) {
             int textureIndex = textureManager.getTextureIndex(textureList[current][i]);
             Object object = objects.obtain(textureManager.getTexture(textureIndex), scale);
+            object.resetMatrix();
             object.resetViewMatrix();
             object.setObjectScale(1.0f);
         }
@@ -343,7 +359,6 @@ private void setObjectsPosition() {
             final Object object = iterator.next();
             float spriteWidth = object.texture.width * scale;
             float spriteHeight = object.texture.height * scale;
-            object.resetMatrix();
 
             final float y = deltaHeight - spriteHeight + offsetValues[current][index][0];
 

app/src/main/java/com/scrat/everchanging/Object.java

@@ -29,6 +29,7 @@ class Object {
     public boolean used;
 
     public float scale = 1.0f;
+    private float textureScale = 1f;
 
     public FloatBuffer vertexBuffer; //Буффер описания размеров прямоугольника
     public TextureManager.Texture texture;
@@ -61,11 +62,13 @@ class Object {
         vertexBuffer = objectVerticesBuffer.asFloatBuffer();
         resetMatrix();
 
+        textureScale = scale;
         if (texture != null) setTexture(texture, scale);
     }
 
     Object(TextureManager.Texture texture, float scale) {
         this();
+        textureScale = scale;
         if (texture != null) setTexture(texture, scale);
     }
 
@@ -110,8 +113,9 @@ void copyFrom(final Object source) {
     }
 
     void setTexture(TextureManager.Texture texture, float scale) {
-        if (this.texture != texture) {
+        if (this.texture != texture || textureScale != scale) {
             this.texture = texture;
+            this.textureScale = scale;
             final float x_width = texture.width * scale;
             final float y_height = texture.height * scale;
             final float x_begin = (0 - texture.pivot[0]) * scale;

app/src/main/java/com/scrat/everchanging/TextureManager.java

@@ -110,6 +110,10 @@ float dipToPixels(final float dipValue) {
         }
     }
 
+    public Context getContext() {
+        return context;
+    }
+
     Texture getTexture(final int index) {
         return textures[index];
     }