From a61e8d7cb0a77bbee85aac787548b2d3f7a16fa5 Mon Sep 17 00:00:00 2001
From: micuat <micuat@gmail.com>
Date: Sat, 31 Oct 2020 17:54:52 +0100
Subject: [PATCH] param

---
 zoneb/bin/data/shaders/particles/draw.frag   |  4 +-
 zoneb/bin/data/shaders/particles/update.frag | 44 ++++----------------
 2 files changed, 10 insertions(+), 38 deletions(-)

diff --git a/zoneb/bin/data/shaders/particles/draw.frag b/zoneb/bin/data/shaders/particles/draw.frag
index d158c66..80f93d8 100755
--- a/zoneb/bin/data/shaders/particles/draw.frag
+++ b/zoneb/bin/data/shaders/particles/draw.frag
@@ -118,8 +118,8 @@ void main()
 //   if(vTemperature < 0.5) {
 //     alpha *= vTemperature * 2;
 //   }
-//   if(vTarget.w >1) {
-//     alpha = 0.1;
+//   if(vTarget.w >0.5) {
+//     alpha *= 2;
 //   }
 
   if(vPos.z > -200) {
diff --git a/zoneb/bin/data/shaders/particles/update.frag b/zoneb/bin/data/shaders/particles/update.frag
index 2c650de..c22a24e 100755
--- a/zoneb/bin/data/shaders/particles/update.frag
+++ b/zoneb/bin/data/shaders/particles/update.frag
@@ -140,7 +140,7 @@ void main()
   posWorld.z = -depth * 65535.0; // Remap to float range.
   posWorld.x = ray.x * posWorld.z;
   posWorld.y = ray.y * posWorld.z;
-  // posWorld.xyz += random3(posWorld.xyz) * 2;
+  posWorld.xyz += random3(posWorld.xyz) * 0.5;
 
   float age = misc.y;
   if(age > 1) { // reached target
@@ -165,7 +165,7 @@ void main()
   }
 
   if(vValid == 1 && target.w > 0 && length(target.xy - pos.xy) < 100) { // arrived
-    age += 0.03;
+    age += 0.1;
   }
 
   // wandering
@@ -189,59 +189,31 @@ void main()
 
   if(age < 0.001) { // targetting
     target.w = 0;
-    if(random3(pos).x > 0.5*pow(length(texCoordVarying.st/fraction - uHottest0.st)/5,1)) {
+    if(random3(pos).x > 2*pow(length(texCoordVarying.st/fraction - uHottest0.st)/15,1)) {
       vec2 h = uHottest1.st;
       vec4 hray = texture(u_world, h);
       float hdepth = -depth * 65535.0;
       if(hdepth == 0) hdepth = -0.01 * 65535.0;
       vec3 H = vec3(hray.xy * hdepth, hdepth);
-      target.xyz = H + random3(pos);
+      target.xyz = H + random3(pos) * 3;
       target.w = 1;
-      // vec3 H = uHottest3d0;
-      // H.x *= -1;
-      // H.z *= -1;
-      // target.xyz = H + random3(pos);
-      // target.w = 1;
     }
-    else if(random3(pos).x > 0.5*pow(length(texCoordVarying.st/fraction - uHottest1.st)/5,1)) {
+    else if(random3(pos).x > 2*pow(length(texCoordVarying.st/fraction - uHottest1.st)/15,1)) {
       vec2 h = uHottest0.st;
       vec4 hray = texture(u_world, h);
       float hdepth = -depth * 65535.0;
       if(hdepth == 0) hdepth = -0.01 * 65535.0;
       vec3 H = vec3(hray.xy * hdepth, hdepth);
-      target.xyz = H + random3(pos);
+      target.xyz = H + random3(pos) * 3;
       target.w = 1;
-      // vec3 H = uHottest3d1;
-      // // H.x *= -1;
-      // // H.z *= -1;
-      // target.xyz = H + random3(pos);
-      // target.w = 1;
     }
-    // else if(random3(pos).x > pow(length(texCoordVarying.st - uColdest0.st)/20,16)+0) {
-    //   vec2 h = uColdest1.st;
-    //   vec4 hray = texture(u_world, h);
-    //   float hdepth = -depth * 65535.0;
-    //   if(hdepth == 0) hdepth = -0.01 * 65535.0;
-    //   vec3 H = vec3(hray.xy * hdepth, hdepth);
-    //   target.xyz = H + random3(pos);
-    //   target.w = 1;
-    // }
-    // else if(random3(pos).x > pow(length(texCoordVarying.st - uColdest1.st)/20,16)+0) {
-    //   vec2 h = uColdest0.st;
-    //   vec4 hray = texture(u_world, h);
-    //   float hdepth = -depth * 65535.0;
-    //   if(hdepth == 0) hdepth = -0.01 * 65535.0;
-    //   vec3 H = vec3(hray.xy * hdepth, hdepth);
-    //   target.xyz = H + random3(pos);
-    //   target.w = 1;
-    // }
   }
 
   if(target.w > 0) { // go to target
     float th = atan(-pos.y + target.y, -pos.x + target.x);
     float phi = atan(-pos.z + target.z, length(target.xy-pos.xy));
-    th += 3.1415 / 4 * simplex3d_fractal(vec3(pos.xyz * 0.001));
-    phi += 3.1415 / 4 * simplex3d_fractal(pos.xyz * 0.001);
+    th += 3.1415 / 1 * simplex3d_fractal(vec3(pos.xyz * 0.01));
+    phi += 3.1415 / 1 * simplex3d_fractal(pos.xyz * 0.01);
     force.x = cos(th) * cos(phi);
     force.y = sin(th) * cos(phi);
     force.z = sin(phi);