Add demos for orx-runway

orx-runway/src/demo/kotlin/DemoImageFeedback01.kt

@@ -0,0 +1,55 @@
+import org.openrndr.application
+import org.openrndr.color.ColorRGBa
+import org.openrndr.draw.ColorBuffer
+import org.openrndr.draw.loadFont
+import org.openrndr.extra.runway.*
+import org.openrndr.ffmpeg.ScreenRecorder
+import org.openrndr.resourceUrl
+import java.io.File
+import java.net.URL
+
+/**
+ * This demonstrates a feedback loop
+ * This example requires:
+ * a `runway/im2txt` model active in Runway on port 8000
+ * a `runway/AttnGAN` model active in Runway on port 8001
+ */
+
+fun main() = application {
+    configure {
+        width = 768
+        height = 576
+    }
+
+    program {
+
+        val attnHost = "http://localhost:8001/query"
+        val im2txtHost = "http://localhost:8000/query"
+
+        val nouns = URL(resourceUrl("/data/dictionary/nouns.txt")).readText().split("\n")
+        val prepositions = URL(resourceUrl("/data/dictionary/prepositions.txt")).readText().split("\n")
+        val adjectives = URL(resourceUrl("/data/dictionary/adjectives.txt")).readText().split("\n")
+
+        val font = loadFont("data/fonts/IBMPlexMono-Regular.ttf", 36.0)
+
+        var text = "a ${adjectives.random()} ${nouns.random()} ${prepositions.random()} a ${adjectives.random()} ${nouns.random()}"
+
+        extend(ScreenRecorder()) {
+            frameRate = 1
+        }
+
+        extend {
+            val result: AttnGANResult = runwayQuery(attnHost, AttnGANRequest(text))
+            val image = ColorBuffer.fromUrl(result.result)
+            drawer.fontMap = font
+            drawer.image(image, (width - image.width)/2.0, (height - image.height)/2.0)
+
+            val result2:Im2txtResult = runwayQuery(im2txtHost, Im2txtRequest(image.toDataUrl()))
+            text = result2.caption
+
+            drawer.fill = ColorRGBa.PINK
+            drawer.text(text, 40.0, height - 40.0)
+            image.destroy()
+        }
+    }
+}