From 3793360167fc118e21ba28074ad2feac42093de4 Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Fri, 19 Mar 2010 18:14:17 -0500 Subject: RenderDeferredSSAO works as an independent setting -- decoupled shadows from SSAO. --- .../shaders/class1/deferred/blurLightF.glsl | 20 ++++++++++++++------ 1 file changed, 14 insertions(+), 6 deletions(-) (limited to 'indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl') diff --git a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl index bd5e9dd758..0fad5b4b50 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl @@ -10,13 +10,11 @@ uniform sampler2DRect depthMap; uniform sampler2DRect normalMap; uniform sampler2DRect lightMap; -uniform sampler2DRect giLightMap; uniform float dist_factor; uniform float blur_size; uniform vec2 delta; -uniform vec3 kern[32]; -uniform int kern_length; +uniform vec3 kern[4]; uniform float kern_scale; varying vec2 vary_fragcoord; @@ -50,7 +48,7 @@ void main() 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' vec4 col = defined_weight.xyxx * ccol; - for (int i = 1; i < kern_length; i++) + for (int i = 1; i < 4; i++) { vec2 tc = vary_fragcoord.xy + kern[i].z*dlt; vec3 samppos = getPosition(tc).xyz; @@ -61,12 +59,22 @@ void main() defined_weight += kern[i].xy; } } + for (int i = 1; i < 4; i++) + { + vec2 tc = vary_fragcoord.xy - kern[i].z*dlt; + vec3 samppos = getPosition(tc).xyz; + float d = dot(norm.xyz, samppos.xyz-pos.xyz);// dist from plane + if (d*d <= 0.003) + { + col += texture2DRect(lightMap, tc)*kern[i].xyxx; + defined_weight += kern[i].xy; + } + } col /= defined_weight.xyxx; gl_FragColor = col; - - //gl_FragColor = ccol; } + -- cgit v1.2.3 From 940bca8ebc03d963d8384f07b4bea7c5484691a3 Mon Sep 17 00:00:00 2001 From: Tofu Linden Date: Sun, 9 May 2010 15:02:10 +0100 Subject: Rejig deferred normal-map packing a little, to double its accuracy for free. --- indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl') diff --git a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl index 0fad5b4b50..d1c5d7cb19 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl @@ -37,7 +37,8 @@ vec4 getPosition(vec2 pos_screen) void main() { - vec3 norm = texture2DRect(normalMap, vary_fragcoord.xy).xyz*2.0-1.0; + vec3 norm = texture2DRect(normalMap, vary_fragcoord.xy).xyz; + norm = vec3((norm.xy-0.5)*2.0,norm.z); // unpack norm vec3 pos = getPosition(vary_fragcoord.xy).xyz; vec4 ccol = texture2DRect(lightMap, vary_fragcoord.xy).rgba; -- cgit v1.2.3 From 21b1b91c448b7d148a840c06d74deabc45af1819 Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Wed, 6 Oct 2010 12:53:26 -0500 Subject: ATI compatibility pass --- indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl | 2 ++ 1 file changed, 2 insertions(+) (limited to 'indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl') diff --git a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl index 258a9b7c40..ea2df4b51a 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl @@ -4,6 +4,8 @@ * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * $/LicenseInfo$ */ + +#version 120 #extension GL_ARB_texture_rectangle : enable -- cgit v1.2.3 From a6e8026de00248bf6be5cf608bea6c7d94c4e07c Mon Sep 17 00:00:00 2001 From: Tofu Buzzard Date: Wed, 15 Dec 2010 13:40:28 +0000 Subject: CTS-411 edge ghosting in deferred rendering (w/shadows and shadow smoothing enabled) (transplanted from c698ce37c0502597aafc75fcf9c37ff2970b7faf) (transplanted from ae92e806703a0c03ec2ab76d74906c7465285aaf) --- .../shaders/class1/deferred/blurLightF.glsl | 27 +++++++++++----------- 1 file changed, 14 insertions(+), 13 deletions(-) (limited to 'indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl') diff --git a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl index ea2df4b51a..ad4d700b99 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl @@ -39,43 +39,44 @@ vec4 getPosition(vec2 pos_screen) void main() { - vec3 norm = texture2DRect(normalMap, vary_fragcoord.xy).xyz; + vec2 tc = vary_fragcoord.xy; + vec3 norm = texture2DRect(normalMap, tc).xyz; norm = vec3((norm.xy-0.5)*2.0,norm.z); // unpack norm - vec3 pos = getPosition(vary_fragcoord.xy).xyz; - vec4 ccol = texture2DRect(lightMap, vary_fragcoord.xy).rgba; + vec3 pos = getPosition(tc).xyz; + vec4 ccol = texture2DRect(lightMap, tc).rgba; 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' vec4 col = defined_weight.xyxx * ccol; - + + // perturb sampling origin slightly in screen-space to hide edge-ghosting artifacts where smoothing radius is quite large + tc += ( (int(tc.x+tc.y)%2 - 0.5) * kern[1].z * dlt * 0.5 ); + for (int i = 1; i < 4; i++) { - vec2 tc = vary_fragcoord.xy + kern[i].z*dlt; - vec3 samppos = getPosition(tc).xyz; + vec2 samptc = tc + kern[i].z*dlt; + vec3 samppos = getPosition(samptc).xyz; float d = dot(norm.xyz, samppos.xyz-pos.xyz);// dist from plane if (d*d <= 0.003) { - col += texture2DRect(lightMap, tc)*kern[i].xyxx; + col += texture2DRect(lightMap, samptc)*kern[i].xyxx; defined_weight += kern[i].xy; } } for (int i = 1; i < 4; i++) { - vec2 tc = vary_fragcoord.xy - kern[i].z*dlt; - vec3 samppos = getPosition(tc).xyz; + vec2 samptc = tc - kern[i].z*dlt; + vec3 samppos = getPosition(samptc).xyz; float d = dot(norm.xyz, samppos.xyz-pos.xyz);// dist from plane if (d*d <= 0.003) { - col += texture2DRect(lightMap, tc)*kern[i].xyxx; + col += texture2DRect(lightMap, samptc)*kern[i].xyxx; defined_weight += kern[i].xy; } } - - col /= defined_weight.xyxx; gl_FragColor = col; -- cgit v1.2.3 From 4f06f3dae6d35b142f57e07c41e0a8abcd296fcb Mon Sep 17 00:00:00 2001 From: Tofu Buzzard Date: Sun, 16 Jan 2011 13:36:44 +0000 Subject: FIX VWR-24509 Fix SSAO speckling artifacts at distance, re-enable distant SSAO (transplanted from ef938dea0504b12fcf802f38fcf5457ba566c468) --- indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl') diff --git a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl index ad4d700b99..6859f72a9c 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl @@ -51,6 +51,9 @@ void main() 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' 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 += ( (int(tc.x+tc.y)%2 - 0.5) * kern[1].z * dlt * 0.5 ); @@ -59,7 +62,7 @@ void main() vec2 samptc = tc + kern[i].z*dlt; vec3 samppos = getPosition(samptc).xyz; float d = dot(norm.xyz, samppos.xyz-pos.xyz);// dist from plane - if (d*d <= 0.003) + if (d*d <= pointplanedist_tolerance_pow2) { col += texture2DRect(lightMap, samptc)*kern[i].xyxx; defined_weight += kern[i].xy; @@ -70,7 +73,7 @@ void main() vec2 samptc = tc - kern[i].z*dlt; vec3 samppos = getPosition(samptc).xyz; float d = dot(norm.xyz, samppos.xyz-pos.xyz);// dist from plane - if (d*d <= 0.003) + if (d*d <= pointplanedist_tolerance_pow2) { col += texture2DRect(lightMap, samptc)*kern[i].xyxx; defined_weight += kern[i].xy; -- cgit v1.2.3 From f810c851ed2242a48ba7372093f8d79a737d15cd Mon Sep 17 00:00:00 2001 From: Tofu Buzzard Date: Fri, 21 Jan 2011 18:29:25 +0000 Subject: adjust SSAO towards a stronger, darker effect curve (transplanted from 4b7066a9a309fa82727c0b403cc6f20720077dc0) --- indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl | 1 + 1 file changed, 1 insertion(+) (limited to 'indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl') diff --git a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl index 6859f72a9c..8dc9e98e05 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl @@ -81,6 +81,7 @@ void main() } col /= defined_weight.xyxx; + col.y *= col.y; gl_FragColor = col; } -- cgit v1.2.3 From 893518c7a0aeb4f05f7289532e1790a0120d2345 Mon Sep 17 00:00:00 2001 From: Tofu Buzzard Date: Sun, 30 Jan 2011 12:09:28 -0800 Subject: dither compat tweak --- indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl') diff --git a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl index 8dc9e98e05..d9f021b114 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl @@ -55,7 +55,7 @@ void main() 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 += ( (int(tc.x+tc.y)%2 - 0.5) * kern[1].z * dlt * 0.5 ); + tc += ( (mod(tc.x+tc.y,2) - 0.5) * kern[1].z * dlt * 0.5 ); for (int i = 1; i < 4; i++) { -- cgit v1.2.3