galaxer och motion blur

src/Universe.App/Graphics/Shaders/sky.frag.glsl

@@ -11,6 +11,7 @@ uniform vec3 uStarDirections[2];
 uniform vec3 uStarColors[2];
 uniform float uStarAngles[2];
 uniform float uTime;
+uniform float uBackgroundStrength;
 out vec4 fragColor;
 void main() {
     vec2 xy=(vUv*2.0-1.0)*uTanHalfFov;
@@ -18,6 +19,7 @@ void main() {
     float band=pow(max(0.0,1.0-abs(dot(rd,normalize(vec3(0.32,0.72,0.48))))),17.0);
     float dust=smoothstep(-0.26,0.36,fbm(rd*8.0+vec3(4.1,9.2,3.4)));
     vec3 color=vec3(0.00013,0.00020,0.00042)+vec3(0.0013,0.0016,0.0026)*band*dust;
+    color*=uBackgroundStrength;
     for(int i=0;i<2;i++) {
         if(i>=uLightCount) break;
         float angle=acos(clamp(dot(rd,uStarDirections[i]),-1.0,1.0));