From 7df863265f6f536aeae84dceab9140fb4465213c Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Fri, 28 Jun 2013 13:32:01 -0500 Subject: NORSPEC-290 Shader optimization WIP -- remove a couple normalizes, pows, and divides from various lighting functions. --- .../shaders/class1/deferred/alphaF.glsl | 51 ++++--- .../shaders/class1/deferred/alphaNonIndexedF.glsl | 150 -------------------- .../class1/deferred/alphaNonIndexedNoColorF.glsl | 92 ------------- .../shaders/class1/deferred/alphaSkinnedV.glsl | 136 ------------------ .../shaders/class1/deferred/alphaV.glsl | 37 +---- .../class1/deferred/avatarAlphaNoColorV.glsl | 10 +- .../shaders/class1/deferred/avatarAlphaV.glsl | 153 --------------------- .../shaders/class1/deferred/materialF.glsl | 8 +- 8 files changed, 40 insertions(+), 597 deletions(-) delete mode 100755 indra/newview/app_settings/shaders/class1/deferred/alphaNonIndexedF.glsl delete mode 100755 indra/newview/app_settings/shaders/class1/deferred/alphaNonIndexedNoColorF.glsl delete mode 100755 indra/newview/app_settings/shaders/class1/deferred/alphaSkinnedV.glsl delete mode 100755 indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl (limited to 'indra/newview/app_settings/shaders/class1/deferred') diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl index 143af0576c..af3f362208 100755 --- a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl @@ -61,6 +61,7 @@ VARYING vec3 vary_directional; VARYING vec3 vary_fragcoord; VARYING vec3 vary_position; VARYING vec3 vary_pointlight_col; +VARYING vec3 vary_pointlight_col_linear; VARYING vec2 vary_texcoord0; VARYING vec3 vary_norm; @@ -82,7 +83,7 @@ vec3 calcDirectionalLight(vec3 n, vec3 l) return vec3(a,a,a); } -vec3 calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight) +float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight) { //get light vector vec3 lv = lp.xyz-v; @@ -92,14 +93,14 @@ vec3 calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float float da = 0.0; - if (d > 0.0 && la > 0.0 && fa > 0.0) +// if (d > 0.0 && la > 0.0 && fa > 0.0) { //normalize light vector - lv = normalize(lv); + lv /= d; //distance attenuation - float dist = d/la; - da = clamp(1.0-(dist-1.0*(1.0-fa))/fa, 0.0, 1.0); + float dist = d*la; + da = clamp(1.0-(dist+fa-1.0)/fa, 0.0, 1.0); da *= da; da *= 2.0; @@ -112,7 +113,7 @@ vec3 calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float da *= max(dot(n, lv), 0.0); } - return vec3(da,da,da); + return da; } #if HAS_SHADOW @@ -138,6 +139,25 @@ float pcfShadow(sampler2DShadow shadowMap, vec4 stc) void main() { +#ifdef USE_INDEXED_TEX + vec4 diff = diffuseLookup(vary_texcoord0.xy); +#else + vec4 diff = texture2D(diffuseMap,vary_texcoord0.xy); +#endif + +#ifdef USE_VERTEX_COLOR + float vertex_color_alpha = vertex_color.a; +#else + float vertex_color_alpha = 1.0; +#endif + + float alpha = vertex_color_alpha*diff.a; + + vec4 gamma_diff = diff; + + diff.rgb = pow(diff.rgb, vec3(2.2f, 2.2f, 2.2f)); + + vec2 frag = vary_fragcoord.xy/vary_fragcoord.z*0.5+0.5; frag *= screen_res; @@ -210,21 +230,6 @@ void main() } #endif -#ifdef USE_INDEXED_TEX - vec4 diff = diffuseLookup(vary_texcoord0.xy); -#else - vec4 diff = texture2D(diffuseMap,vary_texcoord0.xy); -#endif - vec4 gamma_diff = diff; - - diff.rgb = pow(diff.rgb, vec3(2.2f, 2.2f, 2.2f)); - -#ifdef USE_VERTEX_COLOR - float vertex_color_alpha = vertex_color.a; -#else - float vertex_color_alpha = 1.0; -#endif - vec3 normal = vary_norm; vec3 l = light_position[0].xyz; @@ -243,6 +248,7 @@ void main() color.rgb = scaleSoftClip(color.rgb); + //convert to linear space color.rgb = pow(color.rgb, vec3(2.2)); col = vec4(0,0,0,0); @@ -257,8 +263,9 @@ void main() LIGHT_LOOP(6) LIGHT_LOOP(7) - color.rgb += diff.rgb * pow(vary_pointlight_col, vec3(2.2)) * col.rgb; + color.rgb += diff.rgb * vary_pointlight_col_linear * col.rgb; + //convert to gamma space color.rgb = pow(color.rgb, vec3(1.0/2.2)); frag_color = color; diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaNonIndexedF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaNonIndexedF.glsl deleted file mode 100755 index 2ce44d599f..0000000000 --- a/indra/newview/app_settings/shaders/class1/deferred/alphaNonIndexedF.glsl +++ /dev/null @@ -1,150 +0,0 @@ -/** - * @file alphaF.glsl - * - * $LicenseInfo:firstyear=2007&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2007, Linden Research, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA - * $/LicenseInfo$ - */ - -#extension GL_ARB_texture_rectangle : enable - -#ifdef DEFINE_GL_FRAGCOLOR -out vec4 frag_color; -#else -#define frag_color gl_FragColor -#endif - -uniform sampler2DRect depthMap; -uniform sampler2D diffuseMap; - - -uniform vec2 screen_res; - -vec3 atmosLighting(vec3 light); -vec3 scaleSoftClip(vec3 light); - -VARYING vec3 vary_ambient; -VARYING vec3 vary_directional; -VARYING vec3 vary_fragcoord; -VARYING vec3 vary_position; -VARYING vec3 vary_pointlight_col; -VARYING vec2 vary_texcoord0; -VARYING vec4 vertex_color; -VARYING vec3 vary_norm; - -uniform mat4 inv_proj; - -uniform vec4 light_position[8]; -uniform vec3 light_direction[8]; -uniform vec3 light_attenuation[8]; -uniform vec3 light_diffuse[8]; - -vec3 calcDirectionalLight(vec3 n, vec3 l) -{ - float a = pow(max(dot(n,l),0.0), 0.7); - return vec3(a,a,a); -} - -vec3 calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight) -{ - //get light vector - vec3 lv = lp.xyz-v; - - //get distance - float d = dot(lv,lv); - - float da = 0.0; - - if (d > 0.0 && la > 0.0 && fa > 0.0) - { - //normalize light vector - lv = normalize(lv); - - //distance attenuation - float dist2 = d/la; - da = clamp(1.0-(dist2-1.0*(1.0-fa))/fa, 0.0, 1.0); - - // spotlight coefficient. - float spot = max(dot(-ln, lv), is_pointlight); - da *= spot*spot; // GL_SPOT_EXPONENT=2 - - //angular attenuation - da *= max(pow(dot(n, lv), 0.7), 0.0); - } - - return vec3(da,da,da); -} - -vec4 getPosition(vec2 pos_screen) -{ - float depth = texture2DRect(depthMap, pos_screen.xy).a; - vec2 sc = pos_screen.xy*2.0; - sc /= screen_res; - sc -= vec2(1.0,1.0); - vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); - vec4 pos = inv_proj * ndc; - pos /= pos.w; - pos.w = 1.0; - return pos; -} - -void main() -{ - vec2 frag = vary_fragcoord.xy/vary_fragcoord.z*0.5+0.5; - frag *= screen_res; - - vec4 pos = vec4(vary_position, 1.0); - - vec4 diff= texture2D(diffuseMap,vary_texcoord0.xy); - - vec3 n = vary_norm; - vec3 l = light_position[0].xyz; - vec3 dlight = calcDirectionalLight(n, l); - dlight = dlight * vary_directional.rgb * vary_pointlight_col; - - vec4 col = vec4(vary_ambient + dlight, vertex_color.a); - vec4 color = diff * col; - - color.rgb = atmosLighting(color.rgb); - - color.rgb = scaleSoftClip(color.rgb); - vec3 light_col = vec3(0,0,0); - - #define LIGHT_LOOP(i) \ - light_col += light_diffuse[i].rgb * calcPointLightOrSpotLight(pos.xyz, vary_norm, light_position[i], light_direction[i], light_attenuation[i].x, light_attenuation[i].y, light_attenuation[i].z); - - LIGHT_LOOP(1) - LIGHT_LOOP(2) - LIGHT_LOOP(3) - LIGHT_LOOP(4) - LIGHT_LOOP(5) - LIGHT_LOOP(6) - LIGHT_LOOP(7) - - color.rgb += diff.rgb * vary_pointlight_col * light_col; - - color.rgb = pow(color.rgb, vec3(1.0/2.2)); - - frag_color = color; - //frag_color = vec4(1,0,1,1); - //frag_color = vec4(1,0,1,1)*shadow; - -} - diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaNonIndexedNoColorF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaNonIndexedNoColorF.glsl deleted file mode 100755 index 1113a9845b..0000000000 --- a/indra/newview/app_settings/shaders/class1/deferred/alphaNonIndexedNoColorF.glsl +++ /dev/null @@ -1,92 +0,0 @@ -/** - * @file alphaNonIndexedNoColorF.glsl - * - * $LicenseInfo:firstyear=2005&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2005, Linden Research, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA - * $/LicenseInfo$ - */ - -#extension GL_ARB_texture_rectangle : enable - -#ifdef DEFINE_GL_FRAGCOLOR -out vec4 frag_color; -#else -#define frag_color gl_FragColor -#endif - -uniform float minimum_alpha; - -uniform sampler2DRect depthMap; -uniform sampler2D diffuseMap; - -uniform vec2 screen_res; - -vec3 atmosLighting(vec3 light); -vec3 scaleSoftClip(vec3 light); - -VARYING vec3 vary_ambient; -VARYING vec3 vary_directional; -VARYING vec3 vary_fragcoord; -VARYING vec3 vary_position; -VARYING vec3 vary_pointlight_col; -VARYING vec2 vary_texcoord0; - -uniform mat4 inv_proj; - -vec4 getPosition(vec2 pos_screen) -{ - float depth = texture2DRect(depthMap, pos_screen.xy).a; - vec2 sc = pos_screen.xy*2.0; - sc /= screen_res; - sc -= vec2(1.0,1.0); - vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); - vec4 pos = inv_proj * ndc; - pos /= pos.w; - pos.w = 1.0; - return pos; -} - -void main() -{ - vec2 frag = vary_fragcoord.xy/vary_fragcoord.z*0.5+0.5; - frag *= screen_res; - - vec4 pos = vec4(vary_position, 1.0); - - vec4 diff= texture2D(diffuseMap,vary_texcoord0.xy); - - if (diff.a < minimum_alpha) - { - discard; - } - - vec4 col = vec4(vary_ambient + vary_directional.rgb, 1.0); - vec4 color = diff * col; - - - color.rgb = atmosLighting(color.rgb); - - color.rgb = scaleSoftClip(color.rgb); - - color.rgb += diff.rgb * vary_pointlight_col.rgb; - - frag_color = color; -} - diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaSkinnedV.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaSkinnedV.glsl deleted file mode 100755 index 5f93986f1d..0000000000 --- a/indra/newview/app_settings/shaders/class1/deferred/alphaSkinnedV.glsl +++ /dev/null @@ -1,136 +0,0 @@ -/** - * @file alphaSkinnedV.glsl - * $LicenseInfo:firstyear=2007&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2007, Linden Research, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA - * $/LicenseInfo$ - */ - -uniform mat4 projection_matrix; -uniform mat4 modelview_matrix; - -ATTRIBUTE vec3 position; -ATTRIBUTE vec3 normal; -ATTRIBUTE vec4 diffuse_color; -ATTRIBUTE vec2 texcoord0; - -mat4 getObjectSkinnedTransform(); -void calcAtmospherics(vec3 inPositionEye); - -float calcDirectionalLight(vec3 n, vec3 l); - -vec3 atmosAmbient(vec3 light); -vec3 atmosAffectDirectionalLight(float lightIntensity); - -VARYING vec3 vary_position; -VARYING vec3 vary_ambient; -VARYING vec3 vary_directional; -VARYING vec3 vary_fragcoord; -VARYING vec3 vary_pointlight_col; -VARYING vec4 vertex_color; -VARYING vec2 vary_texcoord0; - -VARYING vec3 vary_norm; - -uniform float near_clip; - -uniform vec4 light_position[8]; -uniform vec3 light_direction[8]; -uniform vec3 light_attenuation[8]; -uniform vec3 light_diffuse[8]; - -float calcDirectionalLight(vec3 n, vec3 l) -{ - float a = max(dot(n,l),0.0); - return a; -} - -float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight) -{ - //get light vector - vec3 lv = lp.xyz-v; - - //get distance - float d = dot(lv,lv); - - float da = 0.0; - - if (d > 0.0 && la > 0.0 && fa > 0.0) - { - //normalize light vector - lv = normalize(lv); - - //distance attenuation - float dist2 = d/la; - da = clamp(1.0-(dist2-1.0*(1.0-fa))/fa, 0.0, 1.0); - - // spotlight coefficient. - float spot = max(dot(-ln, lv), is_pointlight); - da *= spot*spot; // GL_SPOT_EXPONENT=2 - - //angular attenuation - da *= max(dot(n, lv), 0.0); - } - - return da; -} - -void main() -{ - vary_texcoord0 = texcoord0; - - vec4 pos; - vec3 norm; - - mat4 trans = getObjectSkinnedTransform(); - trans = modelview_matrix * trans; - - pos = trans * vec4(position.xyz, 1.0); - - norm = position.xyz + normal.xyz; - norm = normalize(( trans*vec4(norm, 1.0) ).xyz-pos.xyz); - vary_norm = norm; - vec4 frag_pos = projection_matrix * pos; - gl_Position = frag_pos; - - vary_position = pos.xyz; - - calcAtmospherics(pos.xyz); - - //vec4 color = calcLighting(pos.xyz, norm, diffuse_color, vec4(0.)); - vec4 col = vec4(0.0, 0.0, 0.0, diffuse_color.a); - vary_pointlight_col = diffuse_color.rgb; - col.rgb = vec3(0,0,0); - - // Add windlight lights - col.rgb = atmosAmbient(vec3(0.)); - - vary_ambient = col.rgb*diffuse_color.rgb; - vary_directional.rgb = atmosAffectDirectionalLight(1); - - col.rgb = col.rgb*diffuse_color.rgb; - - vertex_color = col; - - - - vary_fragcoord.xyz = frag_pos.xyz + vec3(0,0,near_clip); -} - - diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl index 9d3ba564cd..cc63baa422 100755 --- a/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl @@ -68,6 +68,7 @@ VARYING vec3 vary_directional; VARYING vec3 vary_fragcoord; VARYING vec3 vary_position; VARYING vec3 vary_pointlight_col; +VARYING vec3 vary_pointlight_col_linear; #ifdef USE_VERTEX_COLOR VARYING vec4 vertex_color; @@ -79,43 +80,8 @@ VARYING vec3 vary_norm; uniform float near_clip; -uniform vec4 light_position[8]; -uniform vec3 light_direction[8]; -uniform vec3 light_attenuation[8]; -uniform vec3 light_diffuse[8]; - uniform vec3 sun_dir; -vec3 calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight) -{ - //get light vector - vec3 lv = lp.xyz-v; - - //get distance - float d = dot(lv,lv); - - float da = 0.0; - - if (d > 0.0 && la > 0.0 && fa > 0.0) - { - //normalize light vector - lv = normalize(lv); - - //distance attenuation - float dist2 = d/la; - da = clamp(1.0-(dist2-1.0*(1.0-fa))/fa, 0.0, 1.0); - - // spotlight coefficient. - float spot = max(dot(-ln, lv), is_pointlight); - da *= spot*spot; // GL_SPOT_EXPONENT=2 - - //angular attenuation - da *= max(dot(n, lv), 0.0); - } - - return vec3(da,da,da); -} - void main() { vec4 pos; @@ -181,6 +147,7 @@ void main() vary_pointlight_col = diff; + vary_pointlight_col_linear = pow(diff, vec3(2.2)); col.rgb = vec3(0,0,0); diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaNoColorV.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaNoColorV.glsl index c8ddefac26..145cf524d4 100755 --- a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaNoColorV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaNoColorV.glsl @@ -71,18 +71,18 @@ float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, floa vec3 lv = lp.xyz-v; //get distance - float d = dot(lv,lv); + float d = length(lv); float da = 0.0; - if (d > 0.0 && la > 0.0 && fa > 0.0) + //if (d > 0.0 && la > 0.0 && fa > 0.0) { //normalize light vector - lv = normalize(lv); + lv /= d; //distance attenuation - float dist2 = d/la; - da = clamp(1.0-(dist2-1.0*(1.0-fa))/fa, 0.0, 1.0); + float dist = d*la; + da = clamp(1.0-(dist-1.0+fa)/fa, 0.0, 1.0); // spotlight coefficient. float spot = max(dot(-ln, lv), is_pointlight); diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl deleted file mode 100755 index d6149fcc32..0000000000 --- a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl +++ /dev/null @@ -1,153 +0,0 @@ -/** - * @file avatarAlphaV.glsl - * - * $LicenseInfo:firstyear=2007&license=viewerlgpl$ - * Second Life Viewer Source Code - * Copyright (C) 2007, Linden Research, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; - * version 2.1 of the License only. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * - * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA - * $/LicenseInfo$ - */ - -uniform mat4 projection_matrix; - -ATTRIBUTE vec3 position; -ATTRIBUTE vec3 normal; -ATTRIBUTE vec2 texcoord0; - -vec4 calcLighting(vec3 pos, vec3 norm, vec4 color, vec4 baseCol); -mat4 getSkinnedTransform(); -void calcAtmospherics(vec3 inPositionEye); - -float calcDirectionalLight(vec3 n, vec3 l); -float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_pointlight); - -vec3 atmosAmbient(vec3 light); -vec3 atmosAffectDirectionalLight(float lightIntensity); -vec3 scaleDownLight(vec3 light); -vec3 scaleUpLight(vec3 light); - -VARYING vec3 vary_position; -VARYING vec3 vary_ambient; -VARYING vec3 vary_directional; -VARYING vec3 vary_fragcoord; -VARYING vec3 vary_pointlight_col; -VARYING vec4 vertex_color; -VARYING vec2 vary_texcoord0; - - -uniform float near_clip; - -uniform vec4 color; - -uniform vec4 light_position[8]; -uniform vec3 light_direction[8]; -uniform vec3 light_attenuation[8]; -uniform vec3 light_diffuse[8]; - -float calcDirectionalLight(vec3 n, vec3 l) -{ - float a = max(dot(n,l),0.0); - return a; -} - -float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight) -{ - //get light vector - vec3 lv = lp.xyz-v; - - //get distance - float d = dot(lv,lv); - - float da = 0.0; - - if (d > 0.0 && la > 0.0 && fa > 0.0) - { - //normalize light vector - lv = normalize(lv); - - //distance attenuation - float dist2 = d/la; - da = clamp(1.0-(dist2-1.0*(1.0-fa))/fa, 0.0, 1.0); - - // spotlight coefficient. - float spot = max(dot(-ln, lv), is_pointlight); - da *= spot*spot; // GL_SPOT_EXPONENT=2 - - //angular attenuation - da *= max(dot(n, lv), 0.0); - } - - return da; -} - -void main() -{ - vary_texcoord0 = texcoord0; - - vec4 pos; - vec3 norm; - - mat4 trans = getSkinnedTransform(); - vec4 pos_in = vec4(position.xyz, 1.0); - pos.x = dot(trans[0], pos_in); - pos.y = dot(trans[1], pos_in); - pos.z = dot(trans[2], pos_in); - pos.w = 1.0; - - norm.x = dot(trans[0].xyz, normal); - norm.y = dot(trans[1].xyz, normal); - norm.z = dot(trans[2].xyz, normal); - norm = normalize(norm); - - vec4 frag_pos = projection_matrix * pos; - gl_Position = frag_pos; - - vary_position = pos.xyz; - - calcAtmospherics(pos.xyz); - - vec4 col = vec4(0.0, 0.0, 0.0, 1.0); - - // Collect normal lights - col.rgb += light_diffuse[2].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[2], light_direction[2], light_attenuation[2].x, light_attenuation[2].y, light_attenuation[2].z); - col.rgb += light_diffuse[3].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[3], light_direction[3], light_attenuation[3].x, light_attenuation[3].y, light_attenuation[3].z); - col.rgb += light_diffuse[4].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[4], light_direction[4], light_attenuation[4].x, light_attenuation[4].y, light_attenuation[4].z); - col.rgb += light_diffuse[5].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[5], light_direction[5], light_attenuation[5].x, light_attenuation[5].y, light_attenuation[5].z); - col.rgb += light_diffuse[6].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[6], light_direction[6], light_attenuation[6].x, light_attenuation[6].y, light_attenuation[6].z); - col.rgb += light_diffuse[7].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[7], light_direction[7], light_attenuation[7].x, light_attenuation[7].y, light_attenuation[7].z); - - vary_pointlight_col = col.rgb*color.rgb; - - col.rgb = vec3(0,0,0); - - // Add windlight lights - col.rgb = atmosAmbient(vec3(0.)); - - vary_ambient = col.rgb*color.rgb; - vary_directional = color.rgb*atmosAffectDirectionalLight(max(calcDirectionalLight(norm, light_position[0].xyz), 0.0)); - - col.rgb = col.rgb * color.rgb; - - vertex_color = col; - - - - vary_fragcoord.xyz = frag_pos.xyz + vec3(0,0,near_clip); -} - - diff --git a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl index 53ade8ea64..27bb43110b 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl @@ -133,14 +133,14 @@ vec3 calcPointLightOrSpotLight(vec3 light_col, vec3 npos, vec3 diffuse, vec4 spe vec3 col = vec3(0,0,0); - if (d > 0.0 && la > 0.0 && fa > 0.0) + //if (d > 0.0 && la > 0.0 && fa > 0.0) { //normalize light vector - lv = normalize(lv); + lv /= d; //distance attenuation - float dist = d/la; - float dist_atten = clamp(1.0-(dist-1.0*(1.0-fa))/fa, 0.0, 1.0); + float dist = d*la; + float dist_atten = clamp(1.0-(dist-1.0+fa)/fa, 0.0, 1.0); dist_atten *= dist_atten; dist_atten *= 2.0; -- cgit v1.2.3