Init

shaders/background.fs

@@ -0,0 +1,29 @@
+#version 330
+
+out vec4 FragColor;
+
+uniform float time;
+uniform vec2 resolution;
+uniform vec3 baseColor;
+
+
+
+//A simple pseudo-random function
+float random(vec2 st){
+	return fract(sin(dot(st.xy, vec2(12.9898, 78.233))) * 43758.5853123);
+}
+
+void main(){
+	vec2 uv = gl_FragCoord.xy / resolution.xy;
+
+	//Create some noise
+	float noise = random(uv + time * 0.5);
+
+	//Adjust these values to control the intensity and color of the grain
+	float grainIntensity = 0.01;
+
+	//Mix the base color with the noise
+	vec3 color = baseColor + vec3(noise * grainIntensity);
+
+	FragColor = vec4(color, 1.0);
+}