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shenzhen-solitaire/shenzhen_solitaire/card_detection/adjustment.py
Lukas Wölfer 8c43ae4eb0 Formatting
2020-02-12 01:04:08 +01:00

102 lines
2.9 KiB
Python

"""Contains functions to find significant pieces of a solitaire screenshot"""
import itertools
from dataclasses import dataclass
from typing import Optional, Tuple
import cv2
import numpy
@dataclass
class Adjustment:
"""Configuration for a grid"""
x: int = 0
y: int = 0
w: int = 0
h: int = 0
dx: int = 0
dy: int = 0
def get_square(
adjustment: Adjustment, index_x: int = 0, index_y: int = 0
) -> Tuple[int, int, int, int]:
"""Get one square from index and adjustment"""
return (
adjustment.x + adjustment.dx * index_x,
adjustment.y + adjustment.dy * index_y,
adjustment.x + adjustment.w + adjustment.dx * index_x,
adjustment.y + adjustment.h + adjustment.dy * index_y,
)
def adjust_squares(
image: numpy.ndarray,
count_x: int,
count_y: int,
adjustment: Optional[Adjustment] = None,
) -> Adjustment:
if not adjustment:
adjustment = Adjustment(w=10, h=10)
def _adjustment_step(keycode: int) -> None:
assert adjustment is not None
x_keys = {81: -1, 83: +1, 104: -10, 115: +10}
y_keys = {82: -1, 84: +1, 116: -10, 110: +10}
w_keys = {97: -1, 117: +1}
h_keys = {111: -1, 101: +1}
dx_keys = {59: -1, 112: +1}
dy_keys = {44: -1, 46: +1}
if keycode in x_keys:
adjustment.x += x_keys[keycode]
elif keycode in y_keys:
adjustment.y += y_keys[keycode]
elif keycode in w_keys:
adjustment.w += w_keys[keycode]
elif keycode in h_keys:
adjustment.h += h_keys[keycode]
elif keycode in dx_keys:
adjustment.dx += dx_keys[keycode]
elif keycode in dy_keys:
adjustment.dy += dy_keys[keycode]
while True:
working_image = image.copy()
for index_x, index_y in itertools.product(range(count_x), range(count_y)):
square = get_square(adjustment, index_x, index_y)
cv2.rectangle(
working_image, (square[0], square[1]), (square[2], square[3]), (0, 0, 0)
)
cv2.imshow("Window", working_image)
keycode = cv2.waitKey(0)
print(keycode)
if keycode == 27:
break
_adjustment_step(keycode)
cv2.destroyWindow("Window")
return adjustment
def adjust_field(image: numpy.ndarray) -> Adjustment:
"""Open configuration grid for the field"""
return adjust_squares(image, 8, 13, Adjustment(42, 226, 15, 15, 119, 24))
def adjust_bunker(image: numpy.ndarray) -> Adjustment:
"""Open configuration grid for the bunker"""
return adjust_squares(image, 3, 1)
def adjust_hua(image: numpy.ndarray) -> Adjustment:
"""Open configuration grid for the flower card"""
return adjust_squares(image, 1, 1)
def adjust_goal(image: numpy.ndarray) -> Adjustment:
"""Open configuration grid for the goal"""
return adjust_squares(image, 3, 1)