Loading images with noise distortion.

content/imagine.gdshader

@@ -0,0 +1,22 @@
+shader_type canvas_item;
+
+uniform sampler2D ripples: repeat_enable;
+uniform float warp;
+uniform float time_scale = 0.1f;
+
+vec3 hmap_normal(sampler2D hmap, vec2 uv) {
+	float eps = 0.01f;
+	float z = texture(hmap, uv).z;
+	return normalize(vec3(
+		(texture(hmap, uv + vec2(eps, 0)).z - z) / eps,
+		(texture(hmap, uv + vec2(0, eps)).z - z) / eps,
+		-1
+	));
+}
+
+void fragment() {
+	//vec3 normal = texture(ripples, UV + vec2(TIME * time_scale, 0)).xyz;
+	vec3 normal = hmap_normal(ripples, UV + vec2(TIME * time_scale, 0));
+	vec4 col = texture(TEXTURE, UV + normal.xy * warp).rgba;
+	COLOR.rgb = col.rgb;
+}

content/imagine.gdshader.uid

@@ -0,0 +1 @@
+uid://cutdjeuxu188p

content/mat_imagine.tres

@@ -0,0 +1,27 @@
+[gd_resource type="ShaderMaterial" load_steps=4 format=3 uid="uid://wr6g6bhw2fyj"]
+
+[ext_resource type="Shader" uid="uid://cutdjeuxu188p" path="res://content/imagine.gdshader" id="1_74fhu"]
+
+[sub_resource type="FastNoiseLite" id="FastNoiseLite_74fhu"]
+noise_type = 0
+frequency = 0.0018
+cellular_distance_function = 1
+domain_warp_type = 2
+domain_warp_amplitude = 3.36
+domain_warp_fractal_type = 2
+
+[sub_resource type="NoiseTexture2D" id="NoiseTexture2D_74fhu"]
+width = 1280
+height = 720
+noise = SubResource("FastNoiseLite_74fhu")
+seamless = true
+invert = true
+in_3d_space = true
+normalize = false
+bump_strength = 32.0
+
+[resource]
+shader = ExtResource("1_74fhu")
+shader_parameter/ripples = SubResource("NoiseTexture2D_74fhu")
+shader_parameter/warp = 0.005
+shader_parameter/time_scale = 0.035