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Added path generation example

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Devine Lu Linvega 2019-08-01 09:05:50 +09:00
parent 127ed76537
commit 215911cc41
1 changed files with 8 additions and 4 deletions
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12
WORKSHOP.md
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@ -55,19 +55,23 @@ To export the resulting image, type the following text, drag an image file onto
(export $path)
```
For example, a version of that same code with file paths, might look something like the following, notice how the `(rect)` is omitted, if a `(rect)` is not present, the entire canvas size will be exported:
For example, a version of that same code with file paths, might look something like the following:
```lisp
(import "~/Desktop/photo.jpg")
(export "~/Desktop/export.png")
```
If you are working on from a saved `.lisp` file, you can also export directly into the working directory with:
You could also **generate the export path from the import path**, like this:
```lisp
(export
(def import-path $path)
(def export-path
(concat
(dirpath) "/" "hello.jpg"))
(dirpath import-path) "/"
(filename import-path) "-export.jpg"))
(import import-path) ; "~/Desktop/photo.jpg"
(export export-path) ; "~/Desktop/photo-export.jpg"
```
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