Assets/MISC_Textures/abstract-gradient-background-with-grain-texture-captivating-noise-airbrush-minimalist-wallpaper_950414-1646.png.import

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+metadata={
+"vram_texture": false
+}
+
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+dest_files=["res://.godot/imported/abstract-gradient-background-with-grain-texture-captivating-noise-airbrush-minimalist-wallpaper_950414-1646.png-76ec1250dee18853620b472a27c29cff.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
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+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
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+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
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Assets/Scripts/Shaders/found_footage.gdshader

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+// https://www.shadertoy.com/view/MdffD7
+// Fork of FMS_Cat's VCR distortion shader
+
+shader_type canvas_item;
+
+// TODO: Add uniforms for tape crease discoloration and image jiggle
+
+uniform sampler2D screen_texture: hint_screen_texture, filter_linear_mipmap, repeat_disable;
+
+uniform vec2 vhs_resolution = vec2(320.0, 240.0);
+
+uniform int samples = 2;
+uniform float crease_noise: hint_range(0.0, 2.0, 0.1) = 1.0;
+uniform float crease_opacity: hint_range(0.0, 1.0, 0.1) = 0.5;
+uniform float filter_intensity: hint_range(0.0, 1.0, 0.1) = 0.1;
+
+group_uniforms tape_crease;
+uniform float tape_crease_smear: hint_range(0.0, 2.0, 0.1) = 0.2;
+uniform float tape_crease_intensity: hint_range(0.0, 1.0, 0.1) = 0.2;
+uniform float tape_crease_jitter: hint_range(0.0, 1.0, 0.01) = 0.10;
+uniform float tape_crease_speed: hint_range(-2.0, 2.0, 0.1) = 0.5;
+uniform float tape_crease_discoloration: hint_range(0.0, 2.0, 0.1) = 1.0;
+
+group_uniforms bottom_border;
+uniform float bottom_border_thickness: hint_range(0.0,32.0, 0.1) = 6.0;
+uniform float bottom_border_jitter: hint_range(0.0, 24.0, 0.5) = 6.0;
+
+group_uniforms noise;
+uniform float noise_intensity: hint_range(0.0, 1.0, 0.1) = 0.1;
+uniform sampler2D noise_texture: filter_linear_mipmap, repeat_enable;
+
+float v2random(vec2 uv) {
+	return texture(noise_texture, mod(uv, vec2(1.0))).x;
+}
+
+mat2 rotate2D(float t) {
+	return mat2(vec2(cos(t), sin(t)), vec2(-sin(t), cos(t)));
+}
+
+vec3 rgb2yiq(vec3 rgb) {
+	return mat3(vec3(0.299, 0.596, 0.211), vec3(0.587, -0.274, -0.523), vec3(0.114, -0.322, 0.312)) * rgb;
+}
+
+vec3 yiq2rgb(vec3 yiq) {
+	return mat3(vec3(1.0, 1.0, 1.0), vec3(0.956, -0.272, -1.106), vec3(0.621, -0.647, 1.703)) * yiq;
+}
+
+vec3 vhx_tex_2D(sampler2D tex, vec2 uv, float rot) {
+	vec3 yiq = vec3(0.0);
+	for (int i = 0; i < samples; i++) {
+		yiq += rgb2yiq(texture(tex, uv - vec2(float(i), 0.0) / vhs_resolution).xyz) *
+				vec2(float(i), float(samples - 1 - i)).yxx / float(samples - 1)
+				/ float(samples) * 2.0;
+	}
+	if (rot != 0.0) {
+		yiq.yz *= rotate2D(rot * tape_crease_discoloration);
+	}
+	return yiq2rgb(yiq);
+}
+
+void fragment() {
+	vec2 uvn = UV;
+	vec3 col = vec3(0.0, 0.0, 0.0);
+
+	// Tape wave.
+	uvn.x += (v2random(vec2(uvn.y / 10.0, TIME / 10.0) / 1.0) - 0.5) / vhs_resolution.x * 1.0;
+	uvn.x += (v2random(vec2(uvn.y, TIME * 10.0)) - 0.5) / vhs_resolution.x * 1.0;
+
+	// tape crease
+	float tc_phase = smoothstep(0.9, 0.96, sin(uvn.y * 8.0 - (TIME * tape_crease_speed + tape_crease_jitter * v2random(TIME * vec2(0.67, 0.59))) * PI * 1.2));
+	float tc_noise = smoothstep(0.3, 1.0, v2random(vec2(uvn.y * 4.77, TIME)));
+	float tc = tc_phase * tc_noise;
+	uvn.x = uvn.x - tc / vhs_resolution.x * 8.0 * tape_crease_smear;
+
+	// switching noise
+	float sn_phase = smoothstep(1.0 - bottom_border_thickness / vhs_resolution.y, 1.0, uvn.y);
+	uvn.x += sn_phase * (v2random(vec2(UV.y * 100.0, TIME * 10.0)) - 0.5) / vhs_resolution.x * bottom_border_jitter;
+
+	// fetch
+	col = vhx_tex_2D(screen_texture, uvn, tc_phase * 0.2 + sn_phase * 2.0);
+
+	// crease noise
+	float cn = tc_noise * crease_noise * (0.7 * tc_phase * tape_crease_intensity + 0.3);
+	if (0.29 < cn) {
+		vec2 V = vec2(0.0, crease_opacity);
+		vec2 uvt = (uvn + V.yx * v2random(vec2(uvn.y, TIME))) * vec2(0.1, 1.0);
+		float n0 = v2random(uvt);
+		float n1 = v2random(uvt + V.yx / vhs_resolution.x);
+		if (n1 < n0) {
+			col = mix(col, 2.0 * V.yyy, pow(n0, 10.0));
+		}
+	}
+
+	// ac beat
+	col *= 1.0 + 0.1 * smoothstep(0.4, 0.6, v2random(vec2(0.0, 0.1 * (UV.y + TIME * 0.2)) / 10.0));
+
+	// color noise
+	col *= 1.0 - noise_intensity * 0.5 + noise_intensity * texture(noise_texture, mod(uvn * vec2(1.0, 1.0) + TIME * vec2(5.97, 4.45), vec2(1.0))).xyz;
+	col = clamp(col, 0.0, 1.0);
+
+	// yiq
+	col = rgb2yiq(col);
+	col = vec3(0.9, 1.1, 1.5) * col + vec3(0.1, -0.1, 0.0) * filter_intensity;
+	col = yiq2rgb(col);
+
+	COLOR = vec4(col, 1.0);
+}

Assets/Scripts/Shaders/found_footage.gdshader.uid

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+uid://c5wgkig1b8g0i