q-learning-terrain-navigator/map_generator
2024-10-21 22:49:35 -04:00

163 lines
6.0 KiB
Python
Executable File

#!/usr/bin/env python3
import pygame
import numpy as np
import json
import os
# Pygame setup
pygame.init()
width, height = 800, 600 # Adjust window size to make space for the shortcut panel
rows, cols = 10, 10 # Default size of the grid (can be changed)
cell_size = min(width // (cols + 4), height // rows) # Adjust cell size based on window and grid size
# Colors
colors = {
'wall': (0, 0, 0), # Black for wall (boundary)
'cliff': (255, 0, 0), # Red for cliff
'road': (128, 128, 128), # Grey for road
'goal': (0, 255, 0), # Green for goal
'river': (0, 0, 255), # Blue for river
'mountain': (139, 69, 19), # Brown for mountain
'empty': (255, 255, 255) # White for default
}
# Create initial map array with a dynamic size
def create_map(rows, cols):
# Create a new map array and set boundary values to -1000
new_map = np.full((rows, cols), -1.0) # Default to road (-1)
new_map[0, :] = -1000 # Top boundary
new_map[-1, :] = -1000 # Bottom boundary
new_map[:, 0] = -1000 # Left boundary
new_map[:, -1] = -1000 # Right boundary
return new_map
# Function to load the map from the JSON file and set the size accordingly
def load_map():
if os.path.exists("map_data.json"):
with open("map_data.json", "r") as f:
loaded_map = np.array(json.load(f))
return loaded_map, loaded_map.shape[0], loaded_map.shape[1] # Return map and its dimensions
return create_map(rows, cols), rows, cols # If no file exists, return default map
# Load the map and set the initial size based on the file
map_array, rows, cols = load_map()
cell_size = min(width // (cols + 4), height // rows) # Adjust cell size based on loaded grid size
# Create the window
screen = pygame.display.set_mode((width, height))
pygame.display.set_caption("Map Editor")
# Slider parameters
slider_x = width - 100
slider_y = 350
slider_height = 200
slider_pos = slider_y + (slider_height // 2) # Initial slider position
min_size = 5
max_size = 15
slider_value = rows # Default slider value corresponds to the loaded grid size
# Function to draw the grid
def draw_grid():
for row in range(rows):
for col in range(cols):
value = map_array[row, col]
if value == -1000:
color = colors['wall'] # Black for walls
elif value == -100:
color = colors['cliff']
elif value == -50:
color = colors['mountain']
elif value == -10:
color = colors['river']
elif value == -1:
color = colors['road']
elif value == 1000:
color = colors['goal']
else:
color = colors['empty']
pygame.draw.rect(screen, color, (col * cell_size, row * cell_size, cell_size, cell_size))
pygame.draw.rect(screen, (0, 0, 0), (col * cell_size, row * cell_size, cell_size, cell_size), 1)
# Function to display shortcut panel and slider
def draw_side_panel():
font = pygame.font.SysFont(None, 24)
shortcuts = [
"Shortcuts:",
"G: Goal (1000)",
"R: Road (-1)",
"C: Cliff (-100)",
"V: River (-10)",
"M: Mountain (-50)"
]
for i, text in enumerate(shortcuts):
img = font.render(text, True, (0, 0, 0))
screen.blit(img, (cols * cell_size + 10, i * 30 + 10))
# Draw the slider
pygame.draw.rect(screen, (150, 150, 150), (slider_x, slider_y, 20, slider_height)) # Slider track
pygame.draw.circle(screen, (0, 0, 0), (slider_x + 10, slider_pos), 10) # Slider knob
label = font.render(f"Size: {slider_value}x{slider_value}", True, (0, 0, 0))
screen.blit(label, (slider_x - 10, slider_y - 30)) # Display current grid size
# Main loop
running = True
dragging_slider = False
while running:
screen.fill((255, 255, 255)) # Fill the background
for event in pygame.event.get():
if event.type == pygame.QUIT:
# Save map to file on exit
with open("map_data.json", "w") as f:
json.dump(map_array.tolist(), f)
running = False
# Handle mouse press on slider
if event.type == pygame.MOUSEBUTTONDOWN:
mouse_x, mouse_y = pygame.mouse.get_pos()
if slider_x <= mouse_x <= slider_x + 20 and slider_y <= mouse_y <= slider_y + slider_height:
dragging_slider = True
# Handle mouse release for slider
if event.type == pygame.MOUSEBUTTONUP:
dragging_slider = False
# Handle dragging of the slider
if dragging_slider:
mouse_y = pygame.mouse.get_pos()[1]
slider_pos = max(slider_y, min(slider_y + slider_height, mouse_y))
# Map the slider position to a value between min_size and max_size
slider_value = min_size + (slider_pos - slider_y) * (max_size - min_size) // slider_height
rows, cols = slider_value, slider_value
map_array = create_map(rows, cols)
cell_size = min(width // (cols + 4), height // rows)
# Handle mouse clicks for grid drawing
if not dragging_slider and pygame.mouse.get_pressed()[0]:
x, y = pygame.mouse.get_pos()
if x < cols * cell_size: # Only allow clicking inside the grid
col, row = x // cell_size, y // cell_size
# Change the value based on key press
keys = pygame.key.get_pressed()
if keys[pygame.K_g]: # 'g' for Goal
map_array[row, col] = 1000
elif keys[pygame.K_r]: # 'r' for Road
map_array[row, col] = -1
elif keys[pygame.K_c]: # 'c' for Cliff
map_array[row, col] = -100
elif keys[pygame.K_v]: # 'v' for River
map_array[row, col] = -10
elif keys[pygame.K_m]: # 'm' for Mountain
map_array[row, col] = -50
# Redraw grid and side panel
draw_grid()
draw_side_panel()
pygame.display.update()
pygame.quit()