From 2d94431f674b2b604e03f32c9de4cf91c7fa715b Mon Sep 17 00:00:00 2001
From: fred-boy <fred-boy@protonmail.com>
Date: Fri, 6 Apr 2018 23:42:44 +0700
Subject: [PATCH] Add landscape

---
 .../cavecraft/game/GameRenderer.java          |  1 +
 .../deadsoftware/cavecraft/game/WorldGen.java | 25 ++++++++++++++++---
 .../cavecraft/desktop/DesktopLauncher.java    |  2 +-
 3 files changed, 24 insertions(+), 4 deletions(-)

diff --git a/core/src/ru/deadsoftware/cavecraft/game/GameRenderer.java b/core/src/ru/deadsoftware/cavecraft/game/GameRenderer.java
index 42bd07e..3c6d7b3 100644
--- a/core/src/ru/deadsoftware/cavecraft/game/GameRenderer.java
+++ b/core/src/ru/deadsoftware/cavecraft/game/GameRenderer.java
@@ -105,6 +105,7 @@ public class GameRenderer {
         drawPlayer(gameProc.player);
         drawGUI();
         spriteBatch.end();
+
         shapeRenderer.begin(ShapeRenderer.ShapeType.Line);
         shapeRenderer.setColor(Color.ORANGE);
         drawRect(gameProc.cursorX*16-camera.position.x,
diff --git a/core/src/ru/deadsoftware/cavecraft/game/WorldGen.java b/core/src/ru/deadsoftware/cavecraft/game/WorldGen.java
index 96aedf3..84f0ae1 100644
--- a/core/src/ru/deadsoftware/cavecraft/game/WorldGen.java
+++ b/core/src/ru/deadsoftware/cavecraft/game/WorldGen.java
@@ -1,18 +1,37 @@
 package ru.deadsoftware.cavecraft.game;
 
+import com.badlogic.gdx.math.RandomXS128;
+import com.badlogic.gdx.utils.TimeUtils;
+
 public class WorldGen {
 
     private static int[][] foreMap, backMap;
+    private static int[] noise;
+
+    static int[] genNoise(int width, int mid, int min, int max) {
+        RandomXS128 rand = new RandomXS128(TimeUtils.millis());
+        int[] res = new int[width];
+        int t;
+        res[0] = mid;
+        for (int i=1; i<width; i++) {
+            t = rand.nextInt(3)-1;
+            res[i] = res[i-1] + t;
+            if (res[i]<min) res[i] = min;
+            if (res[i]>max) res[i] = max;
+        }
+        return res;
+    }
 
     static void genWorld(int width, int height) {
         foreMap = new int[width][height];
         backMap = new int[width][height];
+        noise = genNoise(width, height/2, 1, height);
         for (int x=0; x<width; x++) {
-            for (int y=height-8; y<height; y++) {
-                if (y==height-8) {
+            for (int y=height-noise[x]; y<height; y++) {
+                if (y==height-noise[x]) {
                     foreMap[x][y] = 3;
                     backMap[x][y] = 3;
-                } else if (y<height-4) {
+                } else if (y<height-noise[x]+4) {
                     foreMap[x][y] = 2;
                     backMap[x][y] = 2;
                 } else {
diff --git a/desktop/src/ru/deadsoftware/cavecraft/desktop/DesktopLauncher.java b/desktop/src/ru/deadsoftware/cavecraft/desktop/DesktopLauncher.java
index 2f0d7b0..e640ebb 100644
--- a/desktop/src/ru/deadsoftware/cavecraft/desktop/DesktopLauncher.java
+++ b/desktop/src/ru/deadsoftware/cavecraft/desktop/DesktopLauncher.java
@@ -10,7 +10,7 @@ public class DesktopLauncher {
 		config.foregroundFPS = 60;
 		config.title = "CaveCraft";
 		config.width = 960;
-		config.height = 720;
+		config.height = 540;
 		new LwjglApplication(new CaveGame(), config);
 	}
 }
-- 
2.29.2