updated LightWorld

src/lib/LightWorld/shaders/blurv.glsl

@@ -0,0 +1,13 @@
+extern vec2 screen = vec2(800.0, 600.0);
+extern float steps = 2.0;
+
+vec4 effect(vec4 color, Image texture, vec2 texture_coords, vec2 pixel_coords) {
+	vec2 pSize = vec2(1.0 / screen.x, 1.0 / screen.y);
+	vec4 col = Texel(texture, texture_coords);
+	for(int i = 1; i <= steps; i++) {
+		col = col + Texel(texture, vec2(texture_coords.x - pSize.x * i, texture_coords.y));
+		col = col + Texel(texture, vec2(texture_coords.x + pSize.x * i, texture_coords.y));
+	}
+	col = col / (steps * 2.0 + 1.0);
+	return vec4(col.r, col.g, col.b, 1.0);
+}