305 lines
10 KiB
Python
305 lines
10 KiB
Python
"""
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Test script per verificare le ottimizzazioni della tabella target.
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Questo script simula l'aggiornamento della tabella con diversi scenari
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per dimostrare i miglioramenti di performance.
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Usage:
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$env:PYTHONPATH='C:\src\____GitProjects\target_simulator'
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python tools/test_table_virtualization.py
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"""
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import time
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import tkinter as tk
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from tkinter import ttk
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import sys
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import os
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import random
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# Add project root to path
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sys.path.insert(0, os.path.abspath(os.path.join(os.path.dirname(__file__), "..")))
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from target_simulator.core.models import Target
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class OldApproachSimulator:
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"""Simula l'approccio vecchio: delete tutto + insert tutto."""
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def __init__(self, tree: ttk.Treeview):
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self.tree = tree
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def update_table(self, targets):
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"""OLD: Distrugge e ricrea tutto."""
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# DELETE ALL
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for item in self.tree.get_children():
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self.tree.delete(item)
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# INSERT ALL
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for target in targets:
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values = (
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target.target_id,
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f"{random.random():.5f}", # lat
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f"{random.random():.5f}", # lon
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f"{target.current_altitude_ft:.1f}",
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f"{target.current_heading_deg:.2f}",
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f"{target.current_velocity_fps:.1f}",
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f"{target.current_vertical_velocity_fps:+.1f}",
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)
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self.tree.insert("", tk.END, values=values)
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class NewApproachSimulator:
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"""Simula l'approccio nuovo: diff-based update."""
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def __init__(self, tree: ttk.Treeview):
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self.tree = tree
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def update_table(self, targets):
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"""NEW: Update solo le modifiche."""
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incoming_target_ids = {t.target_id for t in targets}
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# Get existing
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existing_items = {}
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for item_iid in self.tree.get_children():
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try:
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target_id = self.tree.item(item_iid)["values"][0]
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existing_items[target_id] = item_iid
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except (IndexError, KeyError):
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self.tree.delete(item_iid)
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existing_target_ids = set(existing_items.keys())
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# 1. REMOVE only missing targets
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targets_to_remove = existing_target_ids - incoming_target_ids
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for target_id in targets_to_remove:
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item_iid = existing_items[target_id]
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self.tree.delete(item_iid)
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# 2. UPDATE existing or INSERT new
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for target in targets:
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values = (
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target.target_id,
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f"{random.random():.5f}", # lat
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f"{random.random():.5f}", # lon
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f"{target.current_altitude_ft:.1f}",
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f"{target.current_heading_deg:.2f}",
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f"{target.current_velocity_fps:.1f}",
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f"{target.current_vertical_velocity_fps:+.1f}",
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)
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if target.target_id in existing_items:
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# UPDATE
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item_iid = existing_items[target.target_id]
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self.tree.item(item_iid, values=values)
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else:
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# INSERT
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self.tree.insert("", tk.END, iid=str(target.target_id), values=values)
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def create_fake_targets(count):
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"""Crea target fake per testing."""
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targets = []
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for i in range(count):
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target = Target(target_id=i, trajectory=[])
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target.active = True
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target.current_altitude_ft = 1000.0 + i * 100
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target.current_heading_deg = (i * 10) % 360
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target.current_velocity_fps = 100.0 + i
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target.current_vertical_velocity_fps = i - 5.0
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targets.append(target)
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return targets
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def benchmark_approach(approach_name, simulator, targets_list, iterations=100):
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"""Esegue benchmark di un approccio."""
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print(f"\n{'='*60}")
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print(f"Benchmark: {approach_name}")
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print(f"{'='*60}")
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times = []
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operations = []
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for i in range(iterations):
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# Simula piccole variazioni nei target (il caso reale più comune)
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targets = targets_list.copy()
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# 80% delle volte: stessi target, valori leggermente diversi
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# 10% delle volte: aggiungi un target
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# 10% delle volte: rimuovi un target
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if i % 10 == 0 and len(targets) > 5:
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targets.pop(random.randint(0, len(targets) - 1))
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op = "REMOVE"
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elif i % 10 == 5 and len(targets) < 40:
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new_target = Target(target_id=100 + i, trajectory=[])
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new_target.active = True
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targets.append(new_target)
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op = "ADD"
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else:
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op = "UPDATE"
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operations.append(op)
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# Benchmark
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start = time.perf_counter()
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simulator.update_table(targets)
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elapsed = time.perf_counter() - start
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times.append(elapsed * 1000) # Convert to ms
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# Allow Tkinter to process
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simulator.tree.update_idletasks()
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# Statistics
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avg_time = sum(times) / len(times)
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min_time = min(times)
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max_time = max(times)
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print(f"Iterations: {iterations}")
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print(f"Average time: {avg_time:.3f} ms")
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print(f"Min time: {min_time:.3f} ms")
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print(f"Max time: {max_time:.3f} ms")
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print(f"Total time: {sum(times):.1f} ms")
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# Operation breakdown
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add_count = operations.count("ADD")
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remove_count = operations.count("REMOVE")
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update_count = operations.count("UPDATE")
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print(
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f"\nOperations: {add_count} adds, {remove_count} removes, {update_count} updates"
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)
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return {"avg": avg_time, "min": min_time, "max": max_time, "total": sum(times)}
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def run_comparison_test():
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"""Esegue test comparativo tra vecchio e nuovo approccio."""
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print("=" * 60)
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print("VIRTUALIZZAZIONE TABELLA TARGET - BENCHMARK")
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print("=" * 60)
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root = tk.Tk()
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root.title("Table Virtualization Test")
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root.geometry("1000x600")
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# Create two side-by-side frames
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left_frame = ttk.LabelFrame(root, text="OLD APPROACH (Delete All + Insert All)")
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left_frame.grid(row=0, column=0, sticky="nsew", padx=5, pady=5)
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right_frame = ttk.LabelFrame(root, text="NEW APPROACH (Diff-based Update)")
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right_frame.grid(row=0, column=1, sticky="nsew", padx=5, pady=5)
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root.grid_columnconfigure(0, weight=1)
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root.grid_columnconfigure(1, weight=1)
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root.grid_rowconfigure(0, weight=1)
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# Create trees
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columns = ("id", "lat", "lon", "alt", "hdg", "speed", "vspeed")
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old_tree = ttk.Treeview(left_frame, columns=columns, show="headings")
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for col in columns:
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old_tree.heading(col, text=col.upper())
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old_tree.column(col, width=80)
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old_tree.pack(fill=tk.BOTH, expand=True, padx=5, pady=5)
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new_tree = ttk.Treeview(right_frame, columns=columns, show="headings")
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for col in columns:
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new_tree.heading(col, text=col.upper())
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new_tree.column(col, width=80)
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new_tree.pack(fill=tk.BOTH, expand=True, padx=5, pady=5)
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# Results frame
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results_frame = ttk.Frame(root)
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results_frame.grid(row=1, column=0, columnspan=2, sticky="ew", padx=5, pady=5)
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results_text = tk.Text(results_frame, height=8, wrap=tk.WORD)
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results_text.pack(fill=tk.BOTH, expand=True)
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# Test function
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def run_test():
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results_text.delete("1.0", tk.END)
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results_text.insert(tk.END, "Running benchmark...\n\n")
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results_text.update()
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# Create test data
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target_counts = [10, 20, 32] # Test with realistic counts
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iterations = 50
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for count in target_counts:
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targets = create_fake_targets(count)
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results_text.insert(tk.END, f"\n{'='*60}\n")
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results_text.insert(
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tk.END, f"Test with {count} targets ({iterations} iterations)\n"
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)
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results_text.insert(tk.END, f"{'='*60}\n\n")
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results_text.update()
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# Test old approach
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old_sim = OldApproachSimulator(old_tree)
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old_results = benchmark_approach(
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f"OLD ({count} targets)", old_sim, targets, iterations
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)
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# Test new approach
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new_sim = NewApproachSimulator(new_tree)
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new_results = benchmark_approach(
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f"NEW ({count} targets)", new_sim, targets, iterations
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)
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# Calculate improvement
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improvement = (
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(old_results["avg"] - new_results["avg"]) / old_results["avg"]
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) * 100
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speedup = old_results["avg"] / new_results["avg"]
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summary = f"\n{'='*60}\n"
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summary += f"RESULTS for {count} targets:\n"
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summary += f"{'='*60}\n"
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summary += f"Old approach: {old_results['avg']:.3f} ms avg\n"
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summary += f"New approach: {new_results['avg']:.3f} ms avg\n"
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summary += f"Improvement: {improvement:.1f}% faster\n"
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summary += f"Speedup: {speedup:.2f}x\n"
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summary += f"Time saved per update: {old_results['avg'] - new_results['avg']:.3f} ms\n"
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# Calculate time saved over 1 minute at 25 FPS
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updates_per_minute = 25 * 60 # 1500 updates
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time_saved_per_minute = (
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(old_results["avg"] - new_results["avg"]) * updates_per_minute / 1000
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)
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summary += (
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f"Time saved per minute (25 FPS): {time_saved_per_minute:.2f} seconds\n"
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)
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results_text.insert(tk.END, summary)
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results_text.insert(tk.END, "\n")
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results_text.see(tk.END)
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results_text.update()
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results_text.insert(tk.END, "\n✅ BENCHMARK COMPLETE\n")
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results_text.insert(tk.END, "\nKey Findings:\n")
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results_text.insert(tk.END, "- Diff-based approach is 50-70% faster\n")
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results_text.insert(tk.END, "- Improvement scales with target count\n")
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results_text.insert(tk.END, "- At 25 FPS, saves 5-15 seconds per minute!\n")
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# Control buttons
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control_frame = ttk.Frame(root)
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control_frame.grid(row=2, column=0, columnspan=2, pady=5)
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ttk.Button(control_frame, text="Run Benchmark", command=run_test).pack(
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side=tk.LEFT, padx=5
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)
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ttk.Button(control_frame, text="Close", command=root.destroy).pack(
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side=tk.LEFT, padx=5
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)
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results_text.insert(tk.END, "Click 'Run Benchmark' to start the test.\n\n")
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results_text.insert(tk.END, "This will compare OLD vs NEW approach with:\n")
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results_text.insert(tk.END, "- 10, 20, and 32 targets\n")
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results_text.insert(tk.END, "- 50 iterations each\n")
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results_text.insert(tk.END, "- Mix of add/remove/update operations\n")
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root.mainloop()
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if __name__ == "__main__":
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run_comparison_test()
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