81 lines
2.1 KiB
Python
81 lines
2.1 KiB
Python
from algrebra import *
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from window import window
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from random import randint
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def color_filter(color):
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result = []
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for el in color:
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if (el < 0):
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result.append(0)
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elif (el > 255):
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result.append(255)
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else:
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result.append(round(el))
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return tuple(result)
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def rgb_to_hex(color):
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r, g, b = color
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return f'#{r:02x}{g:02x}{b:02x}'
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def main(wind):
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L = interpol(wind.points)
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dL = L.diff()
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N = len(wind.points)
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perp = []
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for p in wind.points:
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k = dL.value(p[0])
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if k==0:
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wind.canvas.create_line(p[0], 0, p[0], wind.height, fill=rgb_to_hex((0, 0, 0)))
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else:
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k = -1/k
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b = p[1] - k*p[0]
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perp.append(Poly([b, k]))
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colors = [(0, Vector(0, 0, 0))]
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for i in range(N):
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colors.append((wind.points[i][0], Vector(randint(0, 255), randint(0, 255), randint(0, 255))))
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colors.append((width, Vector(255, 255, 255)))
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color_func = interpol(colors).tuple()
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step = 0.5
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for dx in range(round(width/step)):
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x=dx*step
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color = color_filter(comp.value(x) for comp in color_func)
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print(x, color)
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"""
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k = dL.value(x)
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if k == 0:
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wind.canvas.create_line(x, L.value(x), x+1, L.value(x+1), fill=rgb_to_hex(color))
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else:
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k = -1/k
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b = L.value(x) - k*x
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for y in range(width*2):
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wind.canvas.create_line(y/2, k*y/2+b, y/2+1, k*(y/2+1)+b, fill=rgb_to_hex(color))
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"""
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wind.canvas.create_line(x, L.value(x), x+step, L.value(x+step), fill=rgb_to_hex((color)), width=5)
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for i in range(N):
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wind.canvas.create_oval(colors[i][0] - 3, L.value(colors[i][0]) - 3, colors[i][0] + 3, L.value(colors[i][0]) + 3, fill=rgb_to_hex(colors[i][1].tuple()))
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if __name__ == "__main__":
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title = 'Huy'
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width = 1000
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height = 500
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wind = window(title, width, height)
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def on_enter_pressed(event):
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main(wind)
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wind.bind("<Return>", on_enter_pressed)
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wind.mainloop() |