From c79c4f1477cae232a033e33cc1722b4658cf6634 Mon Sep 17 00:00:00 2001 From: Leslie Linden Date: Wed, 16 Nov 2011 17:14:28 -0800 Subject: SH-1618 FIX SH-1619 FIX SH-1620 FIX SH-2621 FIX * Got lighting, shadows, and ambient occlusion working on ATI macs. * Re-enabled ambient occlusion on ATI macs. * Re-enabled depth of field on ATI macs. Reviewed by Runitai Linden. --- .../shaders/class1/deferred/blurLightF.glsl | 24 ++++++++++++++-------- 1 file changed, 16 insertions(+), 8 deletions(-) (limited to 'indra/newview/app_settings/shaders/class1') diff --git a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl index 7d3b546d3e..60d4dae99f 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl @@ -44,6 +44,11 @@ VARYING vec2 vary_fragcoord; uniform mat4 inv_proj; uniform vec2 screen_res; +vec3 getKern(int i) +{ + return kern[i]; +} + vec4 getPosition(vec2 pos_screen) { float depth = texture2DRect(depthMap, pos_screen.xy).r; @@ -68,35 +73,38 @@ void main() vec2 dlt = kern_scale * delta / (1.0+norm.xy*norm.xy); dlt /= max(-pos.z*dist_factor, 1.0); - vec2 defined_weight = kern[0].xy; // special case the first (centre) sample's weight in the blur; we have to sample it anyway so we get it for 'free' + vec2 defined_weight = getKern(0).xy; // special case the first (centre) sample's weight in the blur; we have to sample it anyway so we get it for 'free' vec4 col = defined_weight.xyxx * ccol; // relax tolerance according to distance to avoid speckling artifacts, as angles and distances are a lot more abrupt within a small screen area at larger distances float pointplanedist_tolerance_pow2 = pos.z*pos.z*0.00005; // perturb sampling origin slightly in screen-space to hide edge-ghosting artifacts where smoothing radius is quite large - tc += ( (mod(tc.x+tc.y,2) - 0.5) * kern[1].z * dlt * 0.5 ); + float tc_mod = 0.5*(tc.x + tc.y); // mod(tc.x+tc.y,2) + tc_mod -= floor(tc_mod); + tc_mod *= 2.0; + tc += ( (tc_mod - 0.5) * getKern(1).z * dlt * 0.5 ); for (int i = 1; i < 4; i++) { - vec2 samptc = tc + kern[i].z*dlt; + vec2 samptc = tc + getKern(i).z*dlt; vec3 samppos = getPosition(samptc).xyz; float d = dot(norm.xyz, samppos.xyz-pos.xyz);// dist from plane if (d*d <= pointplanedist_tolerance_pow2) { - col += texture2DRect(lightMap, samptc)*kern[i].xyxx; - defined_weight += kern[i].xy; + col += texture2DRect(lightMap, samptc)*getKern(i).xyxx; + defined_weight += getKern(i).xy; } } for (int i = 1; i < 4; i++) { - vec2 samptc = tc - kern[i].z*dlt; + vec2 samptc = tc - getKern(i).z*dlt; vec3 samppos = getPosition(samptc).xyz; float d = dot(norm.xyz, samppos.xyz-pos.xyz);// dist from plane if (d*d <= pointplanedist_tolerance_pow2) { - col += texture2DRect(lightMap, samptc)*kern[i].xyxx; - defined_weight += kern[i].xy; + col += texture2DRect(lightMap, samptc)*getKern(i).xyxx; + defined_weight += getKern(i).xy; } } -- cgit v1.2.3