From 412736b9d5a70754c2af3bc9cb8c2b3c58a8785b Mon Sep 17 00:00:00 2001
From: CloudyBuhtz <76739432+CloudyBuhtz@users.noreply.github.com>
Date: Sun, 4 May 2025 20:48:31 +0100
Subject: [PATCH] Added warping to hologram shader

---
 shaders/hologram.gdshader | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/shaders/hologram.gdshader b/shaders/hologram.gdshader
index 36b806b..826b795 100644
--- a/shaders/hologram.gdshader
+++ b/shaders/hologram.gdshader
@@ -1,7 +1,14 @@
 shader_type spatial;
-render_mode blend_mix, depth_prepass_alpha;
+render_mode blend_mix, depth_prepass_alpha, cull_disabled; // blend_add
 
 uniform vec4 albedo_color : source_color;
+
+group_uniforms warp;
+uniform bool enable_warp = false;
+uniform vec3 warp_vector = vec3(1.0, 1.0, 1.0);
+uniform float warp_strength : hint_range(0.0, 1.0) = 0.5;
+uniform float warp_rate : hint_range(0.0, 200.0) = 0.5;
+
 instance uniform float built_amount = 2.0;
 
 varying float model_y;
@@ -9,11 +16,15 @@ varying float model_y;
 // Called for every vertex the material is visible on.
 void vertex() {
 	model_y = VERTEX.y;
+	if (enable_warp && VERTEX.y > built_amount) {
+        float offset = sin(pow(VERTEX.y, 2) * warp_rate * TIME) * pow(warp_strength, 2);
+		VERTEX += offset * warp_vector;
+	}
 }
 
 // Called for every pixel the material is visible on.
 void fragment() {
-	float base_opacity = 0.25;
+	float base_opacity = 0.2;
 	
 	if (model_y > built_amount) {
 		ALPHA = base_opacity;