Rework garden simulation pipelines

src/pipelines/agents/agent-generation/agent-resize.wgsl

@@ -0,0 +1,21 @@
+struct ResizeSettings {
+  scale: vec2<f32>,
+  agentCount: u32,
+};
+
+@group(1) @binding(0) var<uniform> resizeSettings: ResizeSettings;
+
+@compute @workgroup_size(agentWorkgroupSize)
+fn main(
+  @builtin(global_invocation_id) global_id: vec3<u32>
+) {
+  let id = get_id(global_id);
+
+  if id >= resizeSettings.agentCount {
+    return;
+  }
+
+  let scale = resizeSettings.scale;
+  agents[id].position = agents[id].position * scale;
+  agents[id].targetPosition = agents[id].targetPosition * scale;
+}