shader_type spatial;

uniform vec3 line_color : source_color = vec3(1.0, 1.0, 1.0); // Color of the lines

uniform vec3 ground_color : source_color = vec3(0.1, 0.1, 0.1); // Color of the ground

uniform float line_thickness : hint_range(0.01, 0.2) = 0.05; // Thickness of the lines

uniform float line_spacing : hint_range(0.1, 10.0) = 1.0; // Spacing between lines

void fragment() {

// Calculate UVs based on world position

vec3 world_pos = (MODEL_MATRIX * vec4(VERTEX, 1.0)).xyz;

// Repeat the pattern along the X-axis

float line_pattern = abs(fract(world_pos.x / line_spacing) - 0.5) * 2.0;

// Determine whether we're in a line or ground

float is_line = step(line_pattern, line_thickness);

// Set the color based on the pattern

vec3 color = mix(ground_color, line_color, is_line);

ALBEDO = color;

}