SPEEDLINES

SPEEDLINES

(It’s just a noise texture zooming by really fast)

SPEEDLINES

Shader code

shader_type canvas_item;

uniform sampler2D noise;
uniform vec4 line_color_a: hint_color = vec4(1.0, 1.0, 1.0, 1.0);
uniform vec4 line_color_b: hint_color = vec4(0.0, 1.0, 1.0, 1.0);
uniform float line_threshold = 0.6;
uniform float inverse_speed = 10.0;
uniform float line_length = 1000.0;
uniform float angle: hint_range(0.0, 360.0) = 0.0;


void fragment() {
	vec2 uv = vec2(UV.x * cos(radians(angle)) - UV.y * sin(radians(angle)), UV.x * sin(radians(angle)) + UV.y * cos(radians(angle)));
	vec4 noise_line = texture(noise, vec2(uv.x / line_length + TIME / inverse_speed, uv.y));
	vec4 color;
	if (noise_line.r < line_threshold){
		color = vec4(0.);
	} else {
		color = mix(line_color_a, line_color_b, 1.0 - noise_line.r);
	}
	COLOR = color;
}