[orx-noise] Add uniform hash glsl phrases

2024-10-21 21:06:52 +02:00
parent 1b9264c88e
commit 7f60cc5be5
2 changed files with 145 additions and 0 deletions
--- a/orx-noise/src/jvmDemo/kotlin/phrases/DemoUHashPhrase01.kt
+++ b/orx-noise/src/jvmDemo/kotlin/phrases/DemoUHashPhrase01.kt
@@ -0,0 +1,28 @@
+package phrases
+
+import org.openrndr.application
+import org.openrndr.draw.shadeStyle
+import org.openrndr.extra.noise.phrases.*
+
+/**
+ * Demonstrate uniform hashing function phrase in a shadestyle
+ */
+fun main() {
+    application {
+        program {
+            extend {
+                /** A custom shadestyle */
+                val ss = shadeStyle {
+                    fragmentPreamble = """$fhash13"""
+                    fragmentTransform = """
+                        float cf = fhash13(vec3(c_screenPosition, p_time));
+                        x_fill = vec4(cf, cf, cf, 1.0);                                                                       
+                    """.trimIndent()
+                    parameter("time", seconds)
+                }
+                drawer.shadeStyle = ss
+                drawer.circle(drawer.bounds.center, 100.0)
+            }
+        }
+    }
+}