Add FootstepGfx and JumpGfxComponent; implement particle effects for footsteps and jumps

2025-09-13 05:19:37 +02:00
parent dfc9201f62
commit db2a090acc
15 changed files with 488 additions and 3 deletions
--- a/scripts/components/FootstepGfx.cs
+++ b/scripts/components/FootstepGfx.cs
@@ -0,0 +1,55 @@
+using Godot;
+
+namespace Mr.BrickAdventures.scripts.components;
+
+[GlobalClass]
+public partial class FootstepGfx : Node2D
+{
+    [Export] private PackedScene _particles;
+    [Export] private PlayerController _controller;
+    [Export] private Marker2D _marker;
+    
+    [ExportGroup("Footstep Settings")]
+    [Export] private double _stepInterval = 0.5; // Time in seconds between steps
+    [Export] private double _stepIntervalRandomness = 0.1; // Randomness factor for step interval
+    [Export] private double _minMoveSpeed = 10.0; // Minimum speed to trigger footsteps
+    [Export] private double _randomOffsetRange = 5.0; // Range for random offset
+    
+    private double _timeSinceLastStep = 0.0;
+    
+    public override void _PhysicsProcess(double delta)
+    {
+        if (_controller == null || _particles == null) return;
+
+        var canMakeFootstep = _controller.IsOnFloor() && _controller.Velocity.Length() >= _minMoveSpeed;
+        
+        if (canMakeFootstep)
+        {
+            _timeSinceLastStep += delta;
+            var randomFactor = GD.RandRange(-_stepIntervalRandomness, _stepIntervalRandomness);
+            var adjustedStepInterval = _stepInterval + randomFactor;
+            if (_timeSinceLastStep >= adjustedStepInterval)
+            {
+                SpawnFootstep();
+                _timeSinceLastStep = 0.0;
+            }
+        }
+        else
+        {
+            _timeSinceLastStep = 0.0;
+        }
+    }
+    
+    private void SpawnFootstep()
+    {
+        if (_marker == null) return;
+        var randomOffset = new Vector2(
+            (float)GD.RandRange(-_randomOffsetRange, _randomOffsetRange),
+            (float)GD.RandRange(-_randomOffsetRange, _randomOffsetRange)
+        );
+        var newParticles = _particles.Instantiate<GpuParticles2D>();
+        newParticles.GlobalPosition = _marker.GlobalPosition + randomOffset;
+        GetTree().CurrentScene.AddChild(newParticles);
+        newParticles.Emitting = true;
+    }
+}