[orx-syphon] Move demos from test to demo, add OpenGL requirements

orx-jvm/orx-syphon/README.md

@@ -12,18 +12,21 @@ import org.openrndr.color.ColorRGBa
 import kotlin.math.sin
 
 
-fun main() = application {
-    configure {
-        width = 1000
-        height = 1000
-    }
+fun main() {
+    System.setProperty("org.openrndr.gl3.gl_type", "gl")
+    application {
+        configure {
+            width = 1000
+            height = 1000
+        }
 
-    program {
-        extend(SyphonServer())
+        program {
+            extend(SyphonServer())
 
-        extend {
-            drawer.background(ColorRGBa.RED)
-            drawer.circle(width/2.0, height/2.0, sin(seconds) * width / 2.0)
+            extend {
+                drawer.background(ColorRGBa.RED)
+                drawer.circle(width / 2.0, height / 2.0, sin(seconds) * width / 2.0)
+            }
         }
     }
 }
@@ -38,31 +41,34 @@ import org.openrndr.draw.renderTarget
 import kotlin.math.*
 
 
-fun main() = application {
-    configure {
-        width = 1000
-        height = 1000
-    }
-
-    program {
-        val rt = renderTarget(100, 100) {
-            colorBuffer()
+fun main() {
+    System.setProperty("org.openrndr.gl3.gl_type", "gl")
+    application {
+        configure {
+            width = 1000
+            height = 1000
         }
 
-        // You can give the server a different name
-        extend(SyphonServer("Test", rt))
-
-        extend {
-            /**
-             * This is what will be sent to Syphon, and drawn in a small corner of the screen
-             */
-            drawer.isolatedWithTarget(rt) {
-                drawer.background(ColorRGBa(sin(seconds), cos(seconds / 2.0), 0.5, 1.0))
+        program {
+            val rt = renderTarget(100, 100) {
+                colorBuffer()
             }
 
-            drawer.background(ColorRGBa.GRAY)
-            drawer.circle(width/2.0, height/2.0, sin(seconds) * width / 2.0)
-            drawer.image(rt.colorBuffer(0))
+            // You can give the server a different name
+            extend(SyphonServer("Test", rt))
+
+            extend {
+                /**
+                 * This is what will be sent to Syphon, and drawn in a small corner of the screen
+                 */
+                drawer.isolatedWithTarget(rt) {
+                    drawer.background(ColorRGBa(sin(seconds), cos(seconds / 2.0), 0.5, 1.0))
+                }
+
+                drawer.background(ColorRGBa.GRAY)
+                drawer.circle(width / 2.0, height / 2.0, sin(seconds) * width / 2.0)
+                drawer.image(rt.colorBuffer(0))
+            }
         }
     }
 }