Bump to OPENRNDR 0.3.44-rc.6, add demos

build.gradle

@@ -16,7 +16,7 @@ buildscript {
 apply plugin: 'org.jetbrains.dokka'
 
 project.ext {
-    openrndrVersion = openrndrUseSnapshot? "0.4.0-SNAPSHOT" : "0.3.44-rc.5"
+    openrndrVersion = openrndrUseSnapshot? "0.4.0-SNAPSHOT" : "0.3.44-rc.6"
     kotlinVersion = "1.3.72"
     spekVersion = "2.0.11"
     libfreenectVersion = "0.5.7-1.5.3"

openrndr-demos/src/demo/kotlin/DemoCatmullRom01.kt

@@ -0,0 +1,30 @@
+// Converting Catmull-Rom curves to Bezier
+
+import org.openrndr.application
+import org.openrndr.color.ColorRGBa
+import org.openrndr.math.CatmullRomChain2
+import org.openrndr.math.Polar
+import org.openrndr.shape.ShapeContour
+import org.openrndr.shape.toContour
+
+fun main() = application {
+    program {
+        val points = List(6) { Polar(it * 70.0, 100.0).cartesian + drawer.bounds.center }
+        val cmr = CatmullRomChain2(points, 1.0, loop = true)
+        val contour = ShapeContour.fromPoints(cmr.positions(200), true)
+
+        extend {
+            drawer.run {
+                clear(ColorRGBa.WHITE)
+                fill = null
+                stroke = ColorRGBa.BLACK
+                contour(contour)
+                circles(points, 5.0)
+
+                stroke = ColorRGBa.RED
+                contour(cmr.toContour())
+                fill = ColorRGBa.BLACK
+            }
+        }
+    }
+}

openrndr-demos/src/demo/kotlin/DemoPointBatch01.kt

@@ -0,0 +1,22 @@
+// Drawing points using a stored batch
+
+import org.openrndr.application
+import org.openrndr.color.ColorRGBa
+import org.openrndr.draw.pointBatch
+
+fun main() = application {
+    program {
+        val storedBatch = drawer.pointBatch {
+            for (y in 10 until height step 20) {
+                for (x in 10 until width step 20) {
+                    fill = ColorRGBa.PINK.shade(Math.random())
+                    point(x * 1.0, y * 1.0)
+                }
+            }
+        }
+        extend {
+            drawer.clear(ColorRGBa.GRAY)
+            drawer.points(storedBatch)
+        }
+    }
+}