89 lines
1.9 KiB
Python
89 lines
1.9 KiB
Python
# 3D cube
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# by mibi88
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from line import *
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import math
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#width(3)
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# unsed some code from https://www.mfitzp.com/creating-a-3d-rotating-cube-with-micropython-and-oled-display/
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vertices = [
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[1,0,1],
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[2,0,-1],
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[0,0,-1],
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[1,1,-1],
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]
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edges = [
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[0, 1],
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[0, 2],
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[0, 3],
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[1, 2],
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[2, 3],
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[1, 3],
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]
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a=0
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def rotate_x(sx, sy, sz, deg):
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rad = deg * math.pi / 180
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cosa = math.cos(rad)
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sina = math.sin(rad)
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y = sy * cosa - sz * sina
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z = sy * sina + sz * cosa
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return [sx, y, z]
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def rotate_y(sx, sy, sz, angle):
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rad = angle * math.pi / 180
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cosa = math.cos(rad)
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sina = math.sin(rad)
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z = sz * cosa - sx * sina
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x = sz * sina + sx * cosa
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return [x, sy, z]
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def rotate_z(sx, sy, sz, angle):
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rad = angle * math.pi / 180
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cosa = math.cos(rad)
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sina = math.sin(rad)
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x = sx * cosa - sy * sina
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y = sx * sina + sy * cosa
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return [x, y, sz]
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def project(sx, sy, sz, px, py, fov = 60, viewer_distance = 8):
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factor = fov / (viewer_distance + sz)
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x = sx * factor + px
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y = -sy * factor + py
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return [x, y]
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def render(vertices, edges, rx, ry, rz, px, py, fov = 60, viewer_distance = 6):
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rx = rx%360
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ry = ry%360
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rz = rz%360
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points = []
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for i in vertices:
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i = rotate_x(i[0], i[1], i[2], rx)
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i = rotate_y(i[0], i[1], i[2], ry)
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i = rotate_z(i[0], i[1], i[2], rz)
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pos = project(i[0], i[1], i[2], px, py, fov, viewer_distance)
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points.append(pos)
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#clear()
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for i in edges:
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line(points[i[0]], points[i[1]])
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def draw():
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clear_screen()
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global a
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global vertices, edges
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#render(vertices, edges, 345, a, 0, 32, 16)
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render(vertices, edges, a, a, 0, 64, 32)
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a+=1
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show_screen()
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while 1:
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draw()
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"""for i in range(1000):
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pass"""
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"""draw()""" |