Changeset 1459 for trunk/neercs/video/postfx.lolfxTweet

Timestamp:

Jun 12, 2012, 12:52:00 AM (11 years ago)

Author:

sam

Message:

neercs: some refactoring.

File:

• trunk/neercs/video/postfx.lolfx (modified) (4 diffs)

trunk/neercs/video/postfx.lolfx

@@ -14 +14 @@
 
 uniform sampler2D texture;
-uniform int screen_w;
-uniform int screen_h;
+uniform vec2 screen_size;
 uniform float time;
 uniform float flash;
@@ -54 +53 @@
         float rnd1=rand(vec2(p.x+time,p.y-time));
         float rnd2=rand(vec2(p.x-time,p.y+time));
-        float d1=rnd1*value/float(screen_w);
-        float d2=rnd2*value/float(screen_h);
+        float d1=rnd1*value/float(screen_size.x);
+        float d2=rnd2*value/float(screen_size.y);
 
         vec3 source;//=get_color(texture,z);
@@ -65 +64 @@
         vec3 glass2=get_color(texture,z2);
 
-        float v=value/float(screen_w)*g;
+        float v=value/float(screen_size.x)*g;
 
         vec3 noise;
@@ -79 +78 @@
                 color-=0.0125*mod(z.y*4.0+time*0.25,1.0);                                                               // electron beam
                 color-=(vec3(rnd1,rnd1,rnd1)-vec3(rnd2,rnd2,rnd2))*0.1;                                 // noise
-                color*=0.75+0.25*sin(z.x*float(screen_w*2));                                                    // scanline w
-                color*=0.90+0.10*cos(z.y*float(screen_h))*sin(0.5+z.x*float(screen_w)); // scanline h
+                color*=0.75+0.25*sin(z.x*float(screen_size.x*2));                                                       // scanline w
+                color*=0.90+0.10*cos(z.y*float(screen_size.y))*sin(0.5+z.x*float(screen_size.x));       // scanline h
                 }
         else