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authorelioat <elioat@tilde.institute>2024-12-07 15:40:58 -0500
committerelioat <elioat@tilde.institute>2024-12-07 15:40:58 -0500
commit72dccb46d7f9b51496ab14b37ab9f988e9b370f9 (patch)
treef3fd05d6912ecb2647b4c82bbc2fab39b859bf4b /html/mountain
parente720cb7f47e74eaef81fa11cef2954d7a566185e (diff)
downloadtour-72dccb46d7f9b51496ab14b37ab9f988e9b370f9.tar.gz
*
Diffstat (limited to 'html/mountain')
-rw-r--r--html/mountain/game.js71
1 files changed, 52 insertions, 19 deletions
diff --git a/html/mountain/game.js b/html/mountain/game.js
index a05bdb9..8cbfa4d 100644
--- a/html/mountain/game.js
+++ b/html/mountain/game.js
@@ -8,7 +8,7 @@ canvas.style.left = '0';
 
 const GAME_STATE = {
     PLAYING: 'playing',
-    GAME_OVER: 'game_over'
+    GAME_OVER: 'game_over' // (ノಠ益ಠ)ノ
 };
 
 const PLATFORM_TYPE = {
@@ -88,6 +88,27 @@ const keys = {};
 window.addEventListener('keydown', e => keys[e.key] = true);
 window.addEventListener('keyup', e => keys[e.key] = false);
 
+const COLORS = {
+    BACKGROUND: '#E0E0E0',
+    PLATFORM: {
+        NORMAL: '#1A1A1A',
+        DEADLY: 'tomato',
+        FALLING: 'rgba(26, 26, 26, 0.5)'
+    },
+    PLAYER: {
+        NORMAL: '#1A1A1A',
+        INVERTED: '#4A90E2'
+    },
+    ENEMY: 'tomato',
+    EXIT: 'teal',
+    TEXT: '#1A1A1A',
+    GAME_OVER: {
+        OVERLAY: 'rgba(0, 0, 0, 0.7)',
+        TEXT: 'rgba(255, 255, 255, 0.75)'
+    },
+    DEADLY_BORDER: 'tomato'
+};
+
 function randomRange(min, max) {
     return min + Math.random() * (max - min);
 }
@@ -215,7 +236,6 @@ function updateEnemies() {
     });
 }
 
-// 9. Level Generation
 function generatePlatformsForPartition(partition) {
     if (partition.width < MIN_PLATFORM_WIDTH || partition.height < PLATFORM_HEIGHT * 2) {
         return [];
@@ -232,22 +252,31 @@ function generatePlatformsForPartition(partition) {
         let validPlatform = null;
         let attempts = 0;
 
+        // Try to create a platform, but don't try too hard so that things get stuck
         while (!validPlatform && attempts < maxAttempts) {
+            // Generate a random width for the platform, that is between a min and a max
             const platformWidth = randomRange(
                 MIN_PLATFORM_WIDTH, 
-                Math.min(MAX_PLATFORM_WIDTH, partition.width * 0.8)
+                Math.min(MAX_PLATFORM_WIDTH, partition.width * 0.8) 
             );
             
+            // Generate the minimum x position, which is either the partition's start
+            // or a position based on the platform's number being placed (i/platformCount)
+            // This spreads the platforms out more evenly across the partition
             const minX = Math.max(
                 partition.x, 
                 partition.x + (partition.width * (i / platformCount))
             );
+            
+            // Along the same lines, calculate a max x position that accounts for platform width
             const maxX = Math.min(
                 partition.x + partition.width - platformWidth,
                 partition.x + (partition.width * ((i + 1) / platformCount))
             );
             
+            // Try to place a platform if there is a valid range
             if (maxX > minX) {
+                // Create a candidate platform with a random position and properties
                 const candidatePlatform = {
                     x: randomRange(minX, maxX),
                     y: randomRange(
@@ -256,6 +285,7 @@ function generatePlatformsForPartition(partition) {
                     ),
                     width: platformWidth,
                     height: PLATFORM_HEIGHT,
+                    // After level 1, there is a chance that a platform will be deadly, or falling!
                     type: (() => {
                         if (level > 1 && Math.random() < 0.2) return PLATFORM_TYPE.DEADLY;
                         if (level > 1 && Math.random() < 0.3) {
@@ -267,6 +297,7 @@ function generatePlatformsForPartition(partition) {
                     velocityY: 0
                 };
 
+                // Check if the platform overlaps with any existing platforms
                 let overlapping = false;
                 for (const existingPlatform of [...platforms, ...newPlatforms]) {
                     if (platformsOverlap(candidatePlatform, existingPlatform)) {
@@ -275,6 +306,8 @@ function generatePlatformsForPartition(partition) {
                     }
                 }
 
+                // If there isn't an overlap the platform is valid!
+                // Place it!
                 if (!overlapping) {
                     validPlatform = candidatePlatform;
                 }
@@ -501,10 +534,10 @@ function resizeCanvas() {
 }
 
 function draw(currentTime) {
-    ctx.fillStyle = '#E0E0E0';
+    ctx.fillStyle = COLORS.BACKGROUND;
     ctx.fillRect(0, 0, canvas.width, canvas.height);
     
-    ctx.fillStyle = 'tomato';
+    ctx.fillStyle = COLORS.DEADLY_BORDER;
     ctx.fillRect(0, 0, canvas.width - exit.size - 300, DEADLY_BORDER_HEIGHT);
     
     ctx.fillRect(0, canvas.height - DEADLY_BORDER_HEIGHT, platforms[0].x, DEADLY_BORDER_HEIGHT);
@@ -516,26 +549,26 @@ function draw(currentTime) {
     );
     
     for (let platform of platforms) {
-        ctx.fillStyle = platform.type === PLATFORM_TYPE.DEADLY ? 'tomato' :
-                       platform.type === PLATFORM_TYPE.FALLING ? 'rgba(26, 26, 26, 0.75)' :
-                       '#1A1A1A';
+        ctx.fillStyle = platform.type === PLATFORM_TYPE.DEADLY ? COLORS.PLATFORM.DEADLY :
+                       platform.type === PLATFORM_TYPE.FALLING ? COLORS.PLATFORM.FALLING :
+                       COLORS.PLATFORM.NORMAL;
         ctx.fillRect(platform.x, platform.y, platform.width, platform.height);
     }
     
-    ctx.fillStyle = 'teal';
+    ctx.fillStyle = COLORS.EXIT;
     ctx.fillRect(exit.x, exit.y, exit.size, exit.size);
     
     if (!player.isDead) {
-        ctx.fillStyle = player.gravityMultiplier > 0 ? '#1A1A1A' : '#4A90E2';
+        ctx.fillStyle = player.gravityMultiplier > 0 ? COLORS.PLAYER.NORMAL : COLORS.PLAYER.INVERTED;
         ctx.fillRect(player.x, player.y, PLAYER_SIZE, PLAYER_SIZE);
     }
     
-    ctx.fillStyle = '#000000';
+    ctx.fillStyle = COLORS.TEXT;
     ctx.font = '20px Arial';
     ctx.textAlign = 'left';
     ctx.fillText(`Level: ${level}`, 10, 30);
 
-    // Draw particles with different opacities
+    // Particles can have different opacities
     particles.forEach(particle => {
         const alpha = (particle.life / PARTICLE_LIFETIME) * particle.initialOpacity;
         ctx.fillStyle = `rgba(26, 26, 26, ${alpha})`;
@@ -543,11 +576,11 @@ function draw(currentTime) {
     });
 
     enemies.forEach(enemy => {
-        ctx.fillStyle = 'tomato';
+        ctx.fillStyle = COLORS.ENEMY;
         ctx.fillRect(enemy.x, enemy.y, enemy.width, enemy.height);
     });
 
-    // Death particles!
+    // Death particles x_x
     deathParticles.forEach(particle => {
         const alpha = (particle.life / DEATH_PARTICLE_LIFETIME) * particle.initialOpacity;
         ctx.fillStyle = `rgba(26, 26, 26, ${alpha})`;
@@ -555,10 +588,10 @@ function draw(currentTime) {
     });
 
     if (gameState === GAME_STATE.GAME_OVER && deathAnimationTimer <= 0) {
-        ctx.fillStyle = 'rgba(0, 0, 0, 0.7)';
+        ctx.fillStyle = COLORS.GAME_OVER.OVERLAY;
         ctx.fillRect(0, 0, canvas.width, canvas.height);
         
-        ctx.fillStyle = 'rgba(255, 255, 255, 0.75)';
+        ctx.fillStyle = COLORS.GAME_OVER.TEXT;
         ctx.font = '100px Arial';
         ctx.textAlign = 'center';
         ctx.fillText('GAME OVER', canvas.width / 2, canvas.height / 2);
@@ -569,14 +602,14 @@ function draw(currentTime) {
         ctx.textAlign = 'left';
     }
 
-    // Show help text on the first level
+    // Show some help text on the first level so that folks know what to do
     if (level === 1 && gameState === GAME_STATE.PLAYING) {
-        ctx.fillStyle = '#1A1A1A';
+        ctx.fillStyle = COLORS.TEXT;
         ctx.font = '24px Arial';
         ctx.textAlign = 'center';
         ctx.fillText('Arrow keys move the player.', canvas.width / 2, canvas.height / 2 - 20);
         ctx.fillText('Space bar reverses gravity.', canvas.width / 2, canvas.height / 2 + 20);
-        ctx.textAlign = 'left';  // Reset text alignment for other text
+        ctx.textAlign = 'left';
     }
 }
 
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