From 8d67ad3d86cbc57631c4b56926ff9a0ea5b82897 Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Thu, 13 Jun 2013 18:13:30 -0500 Subject: NORSPEC-261 No more magic numbers, parity between forward and deferred rendering WRT to windlight and legacy shininess. Reviewed by Graham (a little bit). --- .../shaders/class2/deferred/spotLightF.glsl | 76 +++++++++++----------- 1 file changed, 39 insertions(+), 37 deletions(-) (limited to 'indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl') diff --git a/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl index 9e062e46d7..f9560ea992 100755 --- a/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl +++ b/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl @@ -68,38 +68,38 @@ uniform vec2 screen_res; uniform mat4 inv_proj; -#ifdef SINGLE_FP_ONLY -vec2 encode_normal(vec3 n) -{ - vec2 sn; - sn.xy = (n.xy * vec2(0.5f,0.5f)) + vec2(0.5f,0.5f); - return sn; -} - -vec3 decode_normal (vec2 enc) -{ - vec3 n; - n.xy = (enc.xy * vec2(2.0f,2.0f)) - vec2(1.0f,1.0f); - n.z = sqrt(1.0f - dot(n.xy,n.xy)); - return n; -} -#else -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} - -vec3 decode_normal (vec2 enc) -{ - vec2 fenc = enc*4-2; - float f = dot(fenc,fenc); - float g = sqrt(1-f/4); - vec3 n; - n.xy = fenc*g; - n.z = 1-f/2; - return n; -} +#ifdef SINGLE_FP_ONLY +vec2 encode_normal(vec3 n) +{ + vec2 sn; + sn.xy = (n.xy * vec2(0.5f,0.5f)) + vec2(0.5f,0.5f); + return sn; +} + +vec3 decode_normal (vec2 enc) +{ + vec3 n; + n.xy = (enc.xy * vec2(2.0f,2.0f)) - vec2(1.0f,1.0f); + n.z = sqrt(1.0f - dot(n.xy,n.xy)); + return n; +} +#else +vec2 encode_normal(vec3 n) +{ + float f = sqrt(8 * n.z + 8); + return n.xy / f + 0.5; +} + +vec3 decode_normal (vec2 enc) +{ + vec2 fenc = enc*4-2; + float f = dot(fenc,fenc); + float g = sqrt(1-f/4); + vec3 n; + n.xy = fenc*g; + n.z = 1-f/2; + return n; +} #endif vec4 correctWithGamma(vec4 col) @@ -178,9 +178,9 @@ void main() vec3 pos = getPosition(frag.xy).xyz; vec3 lv = trans_center.xyz-pos.xyz; - float dist2 = dot(lv,lv); - dist2 /= size; - if (dist2 > 1.0) + float dist = length(lv); + dist /= size; + if (dist > 1.0) { discard; } @@ -212,8 +212,10 @@ void main() proj_tc.xyz /= proj_tc.w; float fa = falloff+1.0; - float dist_atten = min(1.0-(dist2-1.0*(1.0-fa))/fa, 1.0); - dist_atten = pow(dist_atten, 2.2) * 2.2; + float dist_atten = min(1.0-(dist-1.0*(1.0-fa))/fa, 1.0); + dist_atten *= dist_atten; + dist_atten *= 1.4; + if (dist_atten <= 0.0) { discard; -- cgit v1.2.3 From b49594662573959e0d7ccc08a2b266b3abc8130e Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Wed, 19 Jun 2013 11:30:32 -0500 Subject: Point light color (de)correction. --- indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl') diff --git a/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl index f9560ea992..fc0e6b2388 100755 --- a/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl +++ b/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl @@ -214,7 +214,7 @@ void main() float fa = falloff+1.0; float dist_atten = min(1.0-(dist-1.0*(1.0-fa))/fa, 1.0); dist_atten *= dist_atten; - dist_atten *= 1.4; + dist_atten *= 2.0; if (dist_atten <= 0.0) { -- cgit v1.2.3