git commit

src/editor/level_editor.jai

@@ -1,7 +1,7 @@
 #scope_file
 
 // @ToDo do a config tweak file thing like jblow has and add this there.
-CAMERA_INACTIVE_TIME_TO_ORBIT :: 20.0;
+CAMERA_INACTIVE_TIME_TO_ORBIT :: 200000000.0;
 MAX_CAMERA_DIST               :: 25.0;
 MIN_CAMERA_DIST               :: 2.0;
 DIST_SCROLL_SPEED             :: 0.8;

src/shaders/shader_plane.glsl

@@ -13,7 +13,7 @@ out flat int idx;
 
 void main() {
     vec3 multisize = vec3(position.xyz * 1000.0);
-    gl_Position = mvp * (vec4(multisize.x, 0.0 + float(gl_InstanceIndex) * 0.001, multisize.z, 1.0));
+    gl_Position = mvp * (vec4(multisize.x, 0.0 + float(gl_InstanceIndex) * 0.003, multisize.z, 1.0));
     pos = position;
     idx = gl_InstanceIndex;
 }
@@ -69,6 +69,33 @@ float B(vec2 U) {
     return  hash(U) - v/4.  + .5;
 }
 
+float random (vec2 st) {
+    return fract(sin(dot(st.xy,
+                         vec2(12.9898,78.233)))*
+        43758.5453123);
+}
+
+// 2D Noise based on Morgan McGuire @morgan3d
+// https://www.shadertoy.com/view/4dS3Wd
+float noise (vec2 st) {
+    vec2 i = floor(st); // Integer part of the coordinate
+    vec2 f = fract(st); // Fractional part of the coordinate
+
+    // Four corners in 2D of a tile
+    float a = random(i);
+    float b = random(i + vec2(1.0, 0.0));
+    float c = random(i + vec2(0.0, 1.0));
+    float d = random(i + vec2(1.0, 1.0));
+
+    // Smoothstep for interpolation
+    vec2 u = f*f*(3.0-2.0*f);
+
+    // Mix (interpolate) the corners
+    return mix(a, b, u.x) +
+            (c - a)* u.y * (1.0 - u.x) +
+            (d - b) * u.x * u.y;
+}
+
 void main() {
     
     if(planeType == 1) {
@@ -80,8 +107,12 @@ void main() {
         densifiedCoordinate.y += sin(densifiedCoordinate.x);
         vec2 ruohokeskus = round(densifiedCoordinate);
         
+        float noiseval_fine = noise(densifiedCoordinate / 50.0);
+        float noiseval_coarse = noise(densifiedCoordinate / 500.0);
+
         float h = (1.0 / 128.0) * idx;
-        float rand = B(ruohokeskus) + sin(pos.x) * 0.4;
+        float rand = (B(ruohokeskus) + sin(pos.x) * 0.4) * 0.5;
+        rand += noiseval_coarse * 0.4 + noiseval_fine * 0.1;
 
         ruohokeskus.x += sin(time * 1.2) * 0.6 * h;
         
@@ -96,12 +127,14 @@ void main() {
         float thickness = 0.5;
 
         
-        if(idx > 0 && (rand - h) * thickness < distanceFromCenter) {
-            discard;   
-        } else {
-            frag_color = vec4(0.0, min(1.0, h + 0.2), 0.0, 1.0);
-        }
-
+         if(idx > 0 && (rand - h) * thickness < distanceFromCenter) {
+             discard;   
+         } else {
+             frag_color = vec4(noiseval_coarse * 0.5, min(1.0, h + 0.2) + noiseval_fine * 0.2, 0.0, 1.0);
+         }
+        
+        
+        
     }
 }
 @end