R语言rayrender包，csg_pyramid简单三角锥体

R语言rayrender包，csg_pyramid简单三角锥体

1.png 2.png

# Thu Jun 17 01:21:13 2021 -

# 字符编码：UTF-8
# R 版本：R x64 4.1 for window 10
# cgh163email@163.com
# 个人笔记不负责任，拎了个梨🍐🌷
.rs.restartR()
require(rayrender)
rm(list = ls());gc()

# csg_pyramid简单三角锥体
generate_ground() %>%
  add_object(csg_object(csg_pyramid(y=-0.99),
                        material=glossy(color="red"))) %>%
  add_object(sphere(y=5,x=5,z=5,material=light(intensity=20))) %>%
  render_scene(clamp_value=10,lookfrom=c(-3,1,10),
               fov=15, lookat=c(0,-0.5,0))

#Make a taller pyramid
generate_ground() %>%
  add_object(csg_object(csg_pyramid(y=-0.95, height=1.5),
                        material=glossy(color="red"))) %>%
  add_object(sphere(y=5,x=5,z=5,material=light(intensity=20))) %>%
  render_scene(clamp_value=10,lookfrom=c(-3,1,10),
               fov=15, lookat=c(0,-0.5,0))

#Make a wider pyramid
generate_ground() %>%
  add_object(csg_object(csg_pyramid(y=-0.95, base=1.5),
                        material=glossy(color="red"))) %>%
  add_object(sphere(y=5,x=5,z=5,material=light(intensity=20))) %>%
  render_scene(clamp_value=10,lookfrom=c(-3,1,10),
               fov=15, lookat=c(0,-0.5,0))
dev.copy(png, "2.png");dev.off()
# Thu Jun 17 01:27:46 2021 --end