aesthetics: change bloom

src/main.ts

@@ -221,7 +221,7 @@ dog.root.children.push( rings.entity );
 const flickyParticles = new FlickyParticles( {
   particlesSqrt: 8,
   textureRandom: randomTexture.texture,
-  textureRandomStatic: randomTextureStatic.texture
+  textureRandomStatic: randomTextureStatic.texture,
 } );
 dog.root.children.push( flickyParticles.entity );
 

src/shaders/bloom-pre.frag

@@ -9,8 +9,12 @@ out vec4 fragColor;
 uniform sampler2D sampler0;
 
 void main() {
+  vec3 tex = texture( sampler0, vUv ).xyz;
+  float brightness = dot( tex, vec3( 0.299, 0.587, 0.114 ) );
+  vec3 normalized = brightness < 0.01 ? vec3( brightness ) : tex / brightness;
+
   fragColor = vec4(
-    max( vec3( 0.0 ), ( texture( sampler0, vUv ).xyz - 1.0 ) * 1.0 ),
+    max( 0.0, brightness - 1.0 ) * normalized,
     1.0
   );
 }

src/shaders/rings.frag

@@ -18,6 +18,6 @@ uniform float time;
 void main() {
   fragPosition = vPosition;
   fragNormal = vec4( vNormal, 1.0 );
-  fragColor = vec4( 0.6, 1.0, 4.0, 1.0 );
+  fragColor = vec4( 0.6, 1.8, 1.2, 1.0 );
   fragWTF = vec4( vec3( 0.0, 0.0, 0.0 ), MTL_UNLIT );
 }

src/shaders/trails-render.frag

@@ -34,7 +34,7 @@ mat2 rotate2D( float _t ) {
 void main() {
   if ( vColor.a < 0.0 ) { discard; }
 
-  float emissive = 4.0;
+  float emissive = 7.0;
   // emissive *= 0.5 + 0.5 * sin( TAU * vRandom.z + 20.0 * time );
 
   fragPosition = vPosition;