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December 11, 2018 06:25
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Spirograph Inspired Art
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--- | |
title: "Spirograph Inspired Drawing" | |
output: html_notebook | |
editor_options: | |
chunk_output_type: console | |
--- | |
Spirograph Inspired Drawing & Collaging Them Together. | |
```{r} | |
library(tidyverse) | |
library(imager) | |
library(magick) | |
library(glue) | |
## Function to Create Dataframe & Draw it | |
artwork <- function(r1=1,r2=3,r3=0,s1=1,s2=12,s3=24,save=T,points=3000,color_num=16,...){ | |
# Create data frame based on input | |
df <- tibble( | |
k = seq.int(0,points-1), | |
t = seq(0,2*pi, length.out=points), | |
#color = factor(k%%color_num), | |
color = cut_interval(k,n=color_num), | |
x = r1 * cos(s1*t) + r2 * cos(s2*t) + r3 * cos(s3*t), | |
y = r1 * sin(s1*t) + r2 * sin(s2*t) + r3 * sin(s3*t) | |
) | |
col_pal = c("#F44336","#E91E63","#9C27B0","#673AB7","#3F51B5","#2196F3","#03A9F4","#00BCD4","#009688","#4CAF50","#8BC34A","#CDDC39","#FFEB3B","#FFC107","#FF9800","#FF5722","#795548","#9E9E9E","#607D8B") | |
# Draw the artwork! | |
p <-df %>% | |
ggplot(aes(x=x,y=y,color=color)) + | |
geom_point(alpha=0.5 ,size=0.8) + | |
geom_path(size=1) + | |
theme_void(base_family="Courier") + | |
coord_fixed() + | |
scale_color_manual(values=col_pal, guide="none") + | |
labs(title=glue( | |
'x = {r1} * cos({s1}*t) + {r2} * cos({s2}*t) + {r3} * cos({s3}*t) | |
y = {r1} * sin({s1}*t) + {r2} * sin({s2}*t) + {r3} * sin({s3}*t) | |
{color_num} colors used with {points} points')) | |
print(p) | |
if(save){ | |
filename <- glue('art/{r1}_{r2}_{r3}_{s1}_{s2}_{s3}_{color_num}_{points}.png') | |
ggsave(filename, width=6, height=6) | |
} | |
} | |
artwork(r1=1,r2=3,r3=0,s1=1,s2=12,s3=0,points=3000,color_num=16) | |
artwork(r1=1,r2=3,r3=3,s1=1,s2=12,s3=24,points=3000,color_num=16) | |
artwork(5,7,3,49,24,-49,T) | |
artwork(5,7,3,49,27,-49,F) | |
artwork(5,7,3,49,9,-49,T) | |
artwork(0.2,0.9,1,9,2,35,F) | |
params <- tibble( | |
r1=round(rnorm(n=100)*10), | |
r2=round(rnorm(n=100)*10), | |
r3=round(rnorm(n=100)*10), | |
s1=round(rnorm(n=100,mean=0,sd=5)*10), | |
s2=round(rnorm(n=100,mean=0,sd=3)*10), | |
s3=round(rnorm(n=100,mean=0,sd=2)*10) | |
) | |
params %>% pmap(.,artwork) | |
img_list <- dir(path="art", include.dirs=T, full.names=T) | |
## Prepare List of Image URLs | |
img_list <- img_list %>% sample(size=6*8) | |
## Split into Lists | |
img_list <-img_list %>% as.tibble() %>% mutate(group=(row_number()-1)%%6) | |
img_list <-img_list %>% split(.$group) | |
## Create row of images | |
rows_of_imgs <-img_list %>% map(.,"value") %>% | |
map(.,~image_read(.) %>% | |
image_scale(.,"300x300") %>% | |
image_append(.)) | |
## Join the above and stack them vertically! | |
rows_of_imgs %>% | |
image_join() %>% | |
image_append(stack=T) %>% | |
image_write("Spirograph_Inspired.png") | |
``` | |
Author
chichacha
commented
Dec 11, 2018
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