summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorDavid Thompson <dthompson2@worcester.edu>2017-01-25 22:26:58 -0500
committerDavid Thompson <dthompson2@worcester.edu>2017-01-25 22:26:58 -0500
commit0c9e24e2bd5daa263ec0b90013101f39ea35158d (patch)
tree2fc8e5eb6201876b187a43412e4986066d38a9e8
parenta68ae4ea988e09741eaa98e5514d78170d028ab6 (diff)
examples: Add line segment example.
* examples/lines.scm: New file.
-rw-r--r--examples/lines.scm31
1 files changed, 31 insertions, 0 deletions
diff --git a/examples/lines.scm b/examples/lines.scm
new file mode 100644
index 0000000..117f781
--- /dev/null
+++ b/examples/lines.scm
@@ -0,0 +1,31 @@
+(use-modules (ice-9 match)
+ (srfi srfi-1)
+ (chickadee)
+ (chickadee color)
+ (chickadee math vector)
+ (chickadee render shapes))
+
+(define lines
+ (list-tabulate 48
+ (lambda (n)
+ (list (vec2 (random 640) (random 480))
+ (vec2 (random 640) (random 480))
+ (make-color (random:uniform)
+ (random:uniform)
+ (random:uniform)
+ 1.0)
+ (1+ (random 16))))))
+
+(define (draw alpha)
+ (for-each (match-lambda
+ ((start end color thickness)
+ (draw-line start end
+ #:feather 1.5
+ #:color color
+ #:thickness thickness)))
+ lines))
+
+(add-hook! draw-hook draw)
+(add-hook! quit-hook abort-game)
+
+(run-game)