diff options
author | Nat Goodspeed <nat@lindenlab.com> | 2012-02-27 14:48:39 -0500 |
---|---|---|
committer | Nat Goodspeed <nat@lindenlab.com> | 2012-02-27 14:48:39 -0500 |
commit | 063edac43f90d2cb0d2b41db939bbf919a1a3217 (patch) | |
tree | bbf1d446baef80933f6be80d05734d68144ae4cc /indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl | |
parent | 6f53796ccf4dc29368920a322baeaceb3fd2266f (diff) | |
parent | e7ab3da7a7f5c68e3544a64c30f011762572995a (diff) |
Automated merge with file:///Users/nat/linden/viewer-leap-daggy
Diffstat (limited to 'indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl')
-rw-r--r-- | indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl | 40 |
1 files changed, 36 insertions, 4 deletions
diff --git a/indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl b/indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl index 4603d99c5e..18d451bf87 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl @@ -42,7 +42,7 @@ void dofSample(inout vec4 diff, inout float w, float min_sc, vec2 tc) { vec4 s = texture2DRect(diffuseRect, tc); - float sc = s.a*max_cof; + float sc = abs(s.a*2.0-1.0)*max_cof; if (sc > min_sc) //sampled pixel is more "out of focus" than current sample radius { @@ -57,6 +57,20 @@ void dofSample(inout vec4 diff, inout float w, float min_sc, vec2 tc) } } +void dofSampleNear(inout vec4 diff, inout float w, float min_sc, vec2 tc) +{ + vec4 s = texture2DRect(diffuseRect, tc); + + float wg = 0.25; + + // de-weight dull areas to make highlights 'pop' + wg += s.r+s.g+s.b; + + diff += wg*s; + + w += wg; +} + void main() { vec2 tc = vary_fragcoord.xy; @@ -66,12 +80,30 @@ void main() { float w = 1.0; - float sc = diff.a*max_cof; - + float sc = (diff.a*2.0-1.0)*max_cof; + float PI = 3.14159265358979323846264; // sample quite uniformly spaced points within a circle, for a circular 'bokeh' + if (sc > 0.5) + { + while (sc > 0.5) + { + int its = int(max(1.0,(sc*3.7))); + for (int i=0; i<its; ++i) + { + float ang = sc+i*2*PI/its; // sc is added for rotary perturbance + float samp_x = sc*sin(ang); + float samp_y = sc*cos(ang); + // you could test sample coords against an interesting non-circular aperture shape here, if desired. + dofSampleNear(diff, w, sc, vary_fragcoord.xy + vec2(samp_x,samp_y)); + } + sc -= 1.0; + } + } + else if (sc < -0.5) { + sc = abs(sc); while (sc > 0.5) { int its = int(max(1.0,(sc*3.7))); @@ -86,7 +118,7 @@ void main() sc -= 1.0; } } - + diff /= w; } |