[orx-boofcv] Add colorBuffer resizeTo (#151)

2020-09-11 10:31:59 +02:00
parent 26de896756
commit 847ad68868
3 changed files with 95 additions and 5 deletions
--- a/orx-boofcv/src/demo/kotlin/DemoResize02.kt
+++ b/orx-boofcv/src/demo/kotlin/DemoResize02.kt
@@ -0,0 +1,32 @@
+import org.openrndr.application
+import org.openrndr.boofcv.binding.*
+import org.openrndr.color.ColorRGBa
+import org.openrndr.draw.loadImage
+import org.openrndr.extensions.SingleScreenshot
+
+
+fun main() {
+    application {
+        program {
+            if (System.getProperty("takeScreenshot") == "true") {
+                extend(SingleScreenshot()) {
+                    this.outputFile = System.getProperty("screenshotPath")
+                }
+            }
+
+            // Load an image, convert to BoofCV format using orx-boofcv
+            val input = loadImage("demo-data/images/image-001.png")
+            val scaled = input.resizeTo(input.width / 3)
+            val scaled2 = input.resizeTo(newHeight = input.height / 4, convertToGray = true)
+            val scaled3 = input.resizeTo(input.width / 5, input.height / 5)
+
+            extend {
+                drawer.clear(ColorRGBa.BLACK)
+                drawer.translate(0.0, (height - scaled.bounds.height) / 2.0)
+                drawer.image(scaled)
+                drawer.image(scaled2, scaled.bounds.width, scaled.bounds.height - scaled2.height)
+                drawer.image(scaled3, scaled.bounds.width + scaled2.bounds.width, scaled.bounds.height - scaled3.height)
+            }
+        }
+    }
+}