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![modelo 3d de arco puente: import ezdxf
import math
def generar_escenario():
# 1. Crear el dibujo
doc = ezdxf.new('R2010')
msp = doc.modelspace()
def dibujar_arco_truss(p1, p2, altura, segmentos=24, color=7):
"""Genera un arco con estructura de zigzag (Truss)"""
puntos_sup = []
puntos_inf = []
dx = p2[0] - p1[0]
dy = p2[1] - p1[1]
for i in range(segmentos + 1):
t = i / segmentos
x = p1[0] + dx * t
y = p1[1] + dy * t
# Ecuación parabólica para la elevación
z = altura * (1 - (2*t - 1)**2)
puntos_sup.append((x, y, z))
puntos_inf.append((x, y, z - 0.8)) # Cordón inferior a 0.8m
# Crear los cordones longitudinales
msp.add_lwpolyline(puntos_sup, format='xyz').set_dxf_attrib('color', color)
msp.add_lwpolyline(puntos_inf, format='xyz').set_dxf_attrib('color', color)
# Crear el zigzag (montantes y diagonales)](https://tripo-public.tripo3d.ai/studio/project/6603638b-da59-450a-a0be-04295b156180/import-ezdxf-import-math-def-generar-escenario-1-Crear-el-d.webp)
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