Add screenshot generation

orx-easing/README.md

@@ -28,4 +28,8 @@ Using the `Easing` enumeration
 
 ```kotlin
 val et = Easing.QuadIn.function(t, 0.0, 1.0, 1.0)
-```
+```
+
+## Demos
+[DemoEasings01Kt](src/demo/kotlin/DemoEasings01.kt)
+![Screenshot](images/DemoEasings01Kt.png)

orx-easing/build.gradle

@@ -14,6 +14,7 @@ dependencies {
 
     demoImplementation(project(":orx-camera"))
     demoImplementation("org.openrndr:openrndr-core:$openrndrVersion")
+    demoImplementation("org.openrndr:openrndr-extensions:$openrndrVersion")
     demoRuntimeOnly("org.openrndr:openrndr-gl3:$openrndrVersion")
     demoRuntimeOnly("org.openrndr:openrndr-gl3-natives-$openrndrOS:$openrndrVersion")
     demoImplementation(sourceSets.getByName("main").output)

orx-easing/src/demo/kotlin/DemoEasings01.kt

@@ -1,11 +1,11 @@
 import org.openrndr.application
 import org.openrndr.color.ColorRGBa
+import org.openrndr.extensions.SingleScreenshot
 import org.openrndr.extras.easing.*
 import org.openrndr.math.Vector2
 
 fun main() {
     application {
-
         configure {
             width = 1280
             height = 1080
@@ -19,14 +19,17 @@ fun main() {
                     points.add(Vector2(i*10.0, y))
                 }
                 drawer.lineStrip(points)
-
                 drawer.stroke = ColorRGBa.GRAY
                 drawer.lineSegment(0.0, 40.0, 400.0, 40.0)
-
-
                 drawer.lineSegment(0.0, 20.0, 400.0, 20.0)
-
             }
+
+            if (System.getProperty("takeScreenshot") == "true") {
+                extend(SingleScreenshot()) {
+                    this.outputFile = System.getProperty("screenshotPath")
+                }
+            }
+
             extend {
                 drawer.stroke = ColorRGBa.WHITE
 
@@ -62,9 +65,7 @@ fun main() {
                         ::easeBounceIn,
                         ::easeBounceOut,
                         ::easeBounceInOut
-
                 )
-
                 var i = 0
                 for (f in functions) {
                     drawEasing(f)
@@ -78,5 +79,4 @@ fun main() {
             }
         }
     }
-
 }