Stripes Godot Shader

stripes.gdshader

shader_type canvas_item;

uniform vec4 stripe_color: source_color = vec4(0.2, 0.2, 0.2, 1.0);
uniform vec4 gap_color: source_color = vec4(0.0, 0.0, 0.0, 1.0);

uniform float angle_degrees = 45.0;
uniform float gap_width : hint_range(0.0, 999.0, 1.0) = 2.0;
uniform float stripe_width : hint_range(0.0, 999.0, 1.0) = 4.0;

void fragment() {
	float angle = radians(angle_degrees);
	float pixel = cos(angle) * FRAGCOORD.x + sin(angle) * FRAGCOORD.y;

	float step_size = gap_width + stripe_width;
	float pixel_mod = mod(pixel, step_size);
	float is_stripe = step(gap_width, pixel_mod);
	
	float alpha = COLOR.w;
	COLOR = mix(gap_color, stripe_color, is_stripe) * alpha;
}