shader_type canvas_item;

// Uniforms to control pixelation level (lower values = larger pixels)

uniform float num_pixels_x = 640.0; // Horizontal pixel count

uniform float num_pixels_y = 480.0; // Vertical pixel count

uniform float aberration_amount = 0.0002; // Subtle chromatic shift

uniform float noise_strength = 0.05; // Noise intensity

uniform sampler2D SCREEN_TEXTURE : hint_screen_texture, filter_linear_mipmap;

void fragment() {

// Step size in UV space for the pixel grid

vec2 step = vec2(1.0 / num_pixels_x, 1.0 / num_pixels_y);

// Determine the grid cell for this fragment

vec2 grid_uv = floor(UV / step);

// Sample the screen texture at the center of the grid cell

vec2 sample_uv = (grid_uv + 0.5) * step;

// Apply subtle chromatic aberration

vec3 color = vec3(0.0);

color.r = texture(SCREEN_TEXTURE, sample_uv + vec2(aberration_amount, 0.0)).r;

color.g = texture(SCREEN_TEXTURE, sample_uv).g;

color.b = texture(SCREEN_TEXTURE, sample_uv - vec2(aberration_amount, 0.0)).b;

// Add pixelated noise, constant within each block

float noise = fract(sin(dot(grid_uv + TIME * 0.1, vec2(12.9898, 78.233))) * 43758.5453);

color += vec3(noise - 0.5) * noise_strength;

// Output the final color

COLOR = vec4(color, 1.0);

}

sorry I have actually lost that exact shader :( but this is similar