cdec/water-game.py
2025-10-11 14:12:58 +02:00

149 lines
4.8 KiB
Python

# Simple top-down game skeleton with WASD movement and water bottle shooting
import pygame
import sys
import numpy as np
import rasterio
pygame.init()
WIDTH, HEIGHT = 800, 600
WIN = pygame.display.set_mode((WIDTH, HEIGHT))
pygame.display.set_caption("Water Bottle Shooter")
WHITE = (255, 255, 255)
BLUE = (0, 150, 255)
PLAYER_COLOR = (0, 200, 0)
WATER_COLOR = (0, 180, 255)
PLAYER_SIZE = 40
PLAYER_SPEED = 5
WATER_SIZE = 10
WATER_SPEED = 10
clock = pygame.time.Clock()
# Load raster map as background
# Load full raster as a surface
def load_full_map_surface(path):
try:
src = rasterio.open(path)
arr = src.read(1)
arr = arr - 272.15 # Convert Kelvin to Celsius if needed
arr = np.nan_to_num(arr, nan=0)
arr = np.clip(arr, np.percentile(arr, 5), np.percentile(arr, 95))
arr = (arr - arr.min()) / (arr.max() - arr.min()) * 255
arr = arr.astype(np.uint8)
arr = np.stack([arr, arr, arr], axis=-1) # grayscale to RGB
arr = np.flipud(arr) # flip vertically for correct orientation
# Always scale map to at least fill the screen, preserving aspect ratio
h, w = arr.shape[:2]
scale_factor = max(WIDTH / w, HEIGHT / h)
new_w = int(w * scale_factor)
new_h = int(h * scale_factor)
surf = pygame.surfarray.make_surface(arr)
surf = pygame.transform.smoothscale(surf, (new_w, new_h))
return surf, new_w, new_h
except Exception as e:
print(f"Could not load map background: {e}")
return None, WIDTH, HEIGHT
MAP_PATH = "results/lst.tif"
map_surface, MAP_W, MAP_H = load_full_map_surface(MAP_PATH)
class Player:
def __init__(self, x, y):
self.x = x
self.y = y
self.rect = pygame.Rect(self.x, self.y, PLAYER_SIZE, PLAYER_SIZE)
self.direction = "up" # Default direction
def move(self, keys):
if keys[pygame.K_w]:
self.y -= PLAYER_SPEED
self.direction = "up"
if keys[pygame.K_s]:
self.y += PLAYER_SPEED
self.direction = "down"
if keys[pygame.K_a]:
self.x -= PLAYER_SPEED
self.direction = "left"
if keys[pygame.K_d]:
self.x += PLAYER_SPEED
self.direction = "right"
# Clamp to map boundaries
self.x = max(0, min(MAP_W - PLAYER_SIZE, self.x))
self.y = max(0, min(MAP_H - PLAYER_SIZE, self.y))
self.rect.topleft = (self.x, self.y)
def draw(self, win, offset_x, offset_y):
pygame.draw.rect(win, PLAYER_COLOR, (self.x - offset_x, self.y - offset_y, PLAYER_SIZE, PLAYER_SIZE))
class WaterBottle:
def __init__(self, x, y, direction):
self.x = x + PLAYER_SIZE // 2 - WATER_SIZE // 2
self.y = y + PLAYER_SIZE // 2 - WATER_SIZE // 2
self.direction = direction
self.rect = pygame.Rect(self.x, self.y, WATER_SIZE, WATER_SIZE)
def move(self):
if self.direction == "up":
self.y -= WATER_SPEED
elif self.direction == "down":
self.y += WATER_SPEED
elif self.direction == "left":
self.x -= WATER_SPEED
elif self.direction == "right":
self.x += WATER_SPEED
self.rect.topleft = (self.x, self.y)
def draw(self, win, offset_x, offset_y):
pygame.draw.rect(win, WATER_COLOR, (self.x - offset_x, self.y - offset_y, WATER_SIZE, WATER_SIZE))
def main():
# Start player in center of map
player = Player(MAP_W // 2, MAP_H // 2)
water_bottles = []
running = True
while running:
clock.tick(60)
for event in pygame.event.get():
if event.type == pygame.QUIT:
running = False
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_SPACE:
# Shoot water bottle
water_bottles.append(WaterBottle(player.x, player.y, player.direction))
keys = pygame.key.get_pressed()
player.move(keys)
for bottle in water_bottles:
bottle.move()
# Remove bottles that go off map
water_bottles = [b for b in water_bottles if 0 <= b.x <= MAP_W and 0 <= b.y <= MAP_H]
# Camera offset: keep player centered unless near edge
offset_x = max(0, min(player.x + PLAYER_SIZE // 2 - WIDTH // 2, MAP_W - WIDTH))
offset_y = max(0, min(player.y + PLAYER_SIZE // 2 - HEIGHT // 2, MAP_H - HEIGHT))
# Draw map portion
if map_surface:
WIN.blit(map_surface, (0, 0), area=pygame.Rect(offset_x, offset_y, WIDTH, HEIGHT))
else:
WIN.fill(WHITE)
player.draw(WIN, offset_x, offset_y)
for bottle in water_bottles:
bottle.draw(WIN, offset_x, offset_y)
pygame.display.update()
pygame.quit()
sys.exit()
if __name__ == "__main__":
main()