[orx-fx] convert to MPP

2021-06-27 21:07:44 +02:00
parent 7d524df2de
commit 4dfc5c31c8
144 changed files with 1197 additions and 847 deletions
--- a/orx-fx/src/commonMain/kotlin/blur/FrameBlur.kt
+++ b/orx-fx/src/commonMain/kotlin/blur/FrameBlur.kt
@@ -0,0 +1,41 @@
+package org.openrndr.extra.fx.blur
+
+import org.openrndr.color.ColorRGBa
+import org.openrndr.draw.*
+import org.openrndr.extra.fx.fx_frame_blur
+import org.openrndr.extra.fx.mppFilterShader
+import org.openrndr.extra.parameters.Description
+import org.openrndr.extra.parameters.DoubleParameter
+
+@Description("Frame blur")
+class FrameBlur : Filter(mppFilterShader(fx_frame_blur, "frame-blur")) {
+
+    @DoubleParameter("blend", 0.0, 1.0)
+    var blend: Double by parameters
+
+    private var intermediate: ColorBuffer? = null
+
+    init {
+        blend = 0.5
+    }
+
+    override fun apply(source: Array<ColorBuffer>, target: Array<ColorBuffer>) {
+        if (target.isNotEmpty()) {
+            intermediate?.let {
+                if (it.width != target[0].width || it.height != target[0].height) {
+                    it.destroy()
+                    intermediate = null
+                }
+            }
+
+            if (intermediate == null) {
+                intermediate = colorBuffer(target[0].width, target[0].height, type = ColorType.FLOAT16)
+                //intermediate?.fill(ColorRGBa.TRANSPARENT)
+                TODO("no mpp colorbuffer.fill")
+            }
+
+            super.apply(arrayOf(source[0], intermediate!!), arrayOf(intermediate!!))
+            intermediate!!.copyTo(target[0])
+        }
+    }
+}