From ba4fa3eb37f3237f7101183407e77773a2081f4e Mon Sep 17 00:00:00 2001
From: "Kacper Kostka (aider)" <kacper.kostka08@gmail.com>
Date: Sat, 5 Apr 2025 16:17:02 +0200
Subject: [PATCH] feat: Increase gravity strength for falling elements

---
 js/elements/basic.js  | 65 ++++++++++++++++++++++++++++++++++---------
 js/elements/plants.js | 46 ++++++++++++++++++++++++------
 js/elements/trees.js  | 24 ++++++++++++----
 3 files changed, 108 insertions(+), 27 deletions(-)

diff --git a/js/elements/basic.js b/js/elements/basic.js
index e9b531e..c23103f 100644
--- a/js/elements/basic.js
+++ b/js/elements/basic.js
@@ -1,11 +1,24 @@
 // Basic element behaviors (sand, water, dirt)
 function updateSand(x, y) {
-    // Try to move down
-    if (getPixel(x, y + 1) === EMPTY) {
+    // Try to move down with stronger gravity (up to 3 pixels at once)
+    let maxFall = 3;
+    let newY = y;
+    
+    // Check how far down we can fall
+    for (let i = 1; i <= maxFall; i++) {
+        if (getPixel(x, y + i) === EMPTY) {
+            newY = y + i;
+        } else {
+            break;
+        }
+    }
+    
+    if (newY > y) {
+        // Fall straight down as far as possible
         setPixel(x, y, EMPTY);
-        setPixel(x, y + 1, SAND);
+        setPixel(x, newY, SAND);
         return true;
-    } 
+    }
     // Try to move down-left or down-right
     else if (getPixel(x - 1, y + 1) === EMPTY) {
         setPixel(x, y, EMPTY);
@@ -49,13 +62,26 @@ function updateWater(x, y) {
         setMetadata(x, y, metadata);
     }
     
-    // Try to move down
-    if (getPixel(x, y + 1) === EMPTY) {
+    // Try to move down with stronger gravity (up to 2 pixels at once)
+    let maxFall = 2;
+    let newY = y;
+    
+    // Check how far down we can fall
+    for (let i = 1; i <= maxFall; i++) {
+        if (getPixel(x, y + i) === EMPTY) {
+            newY = y + i;
+        } else {
+            break;
+        }
+    }
+    
+    if (newY > y) {
+        // Fall straight down as far as possible
         setPixel(x, y, EMPTY);
-        setPixel(x, y + 1, WATER);
-        moveMetadata(x, y, x, y + 1);
+        setPixel(x, newY, WATER);
+        moveMetadata(x, y, x, newY);
         return true;
-    } 
+    }
     // Try to move down-left or down-right
     else if (getPixel(x - 1, y + 1) === EMPTY) {
         setPixel(x, y, EMPTY);
@@ -128,12 +154,25 @@ function updateWater(x, y) {
 }
 
 function updateDirt(x, y) {
-    // Try to move down
-    if (getPixel(x, y + 1) === EMPTY) {
+    // Try to move down with stronger gravity (up to 3 pixels at once)
+    let maxFall = 3;
+    let newY = y;
+    
+    // Check how far down we can fall
+    for (let i = 1; i <= maxFall; i++) {
+        if (getPixel(x, y + i) === EMPTY) {
+            newY = y + i;
+        } else {
+            break;
+        }
+    }
+    
+    if (newY > y) {
+        // Fall straight down as far as possible
         setPixel(x, y, EMPTY);
-        setPixel(x, y + 1, DIRT);
+        setPixel(x, newY, DIRT);
         return true;
-    } 
+    }
     // Try to move down-left or down-right
     else if (getPixel(x - 1, y + 1) === EMPTY) {
         setPixel(x, y, EMPTY);
diff --git a/js/elements/plants.js b/js/elements/plants.js
index 3ae81ed..21d93c5 100644
--- a/js/elements/plants.js
+++ b/js/elements/plants.js
@@ -1,11 +1,25 @@
 // Plant element behaviors (grass, seeds, trees)
 function updateGrass(x, y) {
-    // Grass behaves like dirt for physics
-    if (getPixel(x, y + 1) === EMPTY) {
+    // Grass behaves like dirt for physics with stronger gravity
+    let maxFall = 3;
+    let newY = y;
+    
+    // Check how far down we can fall
+    for (let i = 1; i <= maxFall; i++) {
+        if (getPixel(x, y + i) === EMPTY) {
+            newY = y + i;
+        } else {
+            break;
+        }
+    }
+    
+    if (newY > y) {
+        // Fall straight down as far as possible
         setPixel(x, y, EMPTY);
-        setPixel(x, y + 1, GRASS);
+        setPixel(x, newY, GRASS);
         return true;
-    } 
+    }
+    // Try to move down-left or down-right
     else if (getPixel(x - 1, y + 1) === EMPTY) {
         setPixel(x, y, EMPTY);
         setPixel(x - 1, y + 1, GRASS);
@@ -46,13 +60,27 @@ function updateGrass(x, y) {
 }
 
 function updateSeed(x, y) {
-    // Seeds fall like sand
-    if (getPixel(x, y + 1) === EMPTY) {
+    // Seeds fall like sand with stronger gravity
+    let maxFall = 3;
+    let newY = y;
+    
+    // Check how far down we can fall
+    for (let i = 1; i <= maxFall; i++) {
+        if (getPixel(x, y + i) === EMPTY) {
+            newY = y + i;
+        } else {
+            break;
+        }
+    }
+    
+    if (newY > y) {
+        // Fall straight down as far as possible
         setPixel(x, y, EMPTY);
-        setPixel(x, y + 1, SEED);
-        moveMetadata(x, y, x, y + 1);
+        setPixel(x, newY, SEED);
+        moveMetadata(x, y, x, newY);
         return true;
-    } 
+    }
+    // Try to move down-left or down-right
     else if (getPixel(x - 1, y + 1) === EMPTY) {
         setPixel(x, y, EMPTY);
         setPixel(x - 1, y + 1, SEED);
diff --git a/js/elements/trees.js b/js/elements/trees.js
index 5004924..9a5b97b 100644
--- a/js/elements/trees.js
+++ b/js/elements/trees.js
@@ -1,12 +1,26 @@
 // Tree element behaviors
 function updateTreeSeed(x, y) {
-    // Tree seeds fall like other seeds
-    if (getPixel(x, y + 1) === EMPTY) {
+    // Tree seeds fall like other seeds with stronger gravity
+    let maxFall = 3;
+    let newY = y;
+    
+    // Check how far down we can fall
+    for (let i = 1; i <= maxFall; i++) {
+        if (getPixel(x, y + i) === EMPTY) {
+            newY = y + i;
+        } else {
+            break;
+        }
+    }
+    
+    if (newY > y) {
+        // Fall straight down as far as possible
         setPixel(x, y, EMPTY);
-        setPixel(x, y + 1, TREE_SEED);
-        moveMetadata(x, y, x, y + 1);
+        setPixel(x, newY, TREE_SEED);
+        moveMetadata(x, y, x, newY);
         return true;
-    } 
+    }
+    // Try to move down-left or down-right
     else if (getPixel(x - 1, y + 1) === EMPTY) {
         setPixel(x, y, EMPTY);
         setPixel(x - 1, y + 1, TREE_SEED);