diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl')
| -rw-r--r-- | indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl | 103 |
1 files changed, 70 insertions, 33 deletions
diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl index 68e4055cf2..d6149fcc32 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl @@ -2,10 +2,32 @@ * @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(); @@ -19,31 +41,47 @@ 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 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 = length(lv); + float d = dot(lv,lv); float da = 0.0; if (d > 0.0 && la > 0.0 && fa > 0.0) { //normalize light vector - lv *= 1.0/d; + lv = normalize(lv); //distance attenuation - float dist2 = d*d/(la*la); + float dist2 = d/la; da = clamp(1.0-(dist2-1.0*(1.0-fa))/fa, 0.0, 1.0); // spotlight coefficient. @@ -51,7 +89,7 @@ float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, floa da *= spot*spot; // GL_SPOT_EXPONENT=2 //angular attenuation - da *= calcDirectionalLight(n, lv); + da *= max(dot(n, lv), 0.0); } return da; @@ -59,56 +97,55 @@ float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, floa void main() { - gl_TexCoord[0] = gl_MultiTexCoord0; + vary_texcoord0 = texcoord0; vec4 pos; vec3 norm; mat4 trans = getSkinnedTransform(); - pos.x = dot(trans[0], gl_Vertex); - pos.y = dot(trans[1], gl_Vertex); - pos.z = dot(trans[2], gl_Vertex); + 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, gl_Normal); - norm.y = dot(trans[1].xyz, gl_Normal); - norm.z = dot(trans[2].xyz, gl_Normal); + 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 = gl_ProjectionMatrix * pos; + vec4 frag_pos = projection_matrix * pos; gl_Position = frag_pos; vary_position = pos.xyz; calcAtmospherics(pos.xyz); - //vec4 color = calcLighting(pos.xyz, norm, gl_Color, vec4(0.)); - - vec4 col = vec4(0.0, 0.0, 0.0, gl_Color.a); + vec4 col = vec4(0.0, 0.0, 0.0, 1.0); // Collect normal lights - col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].quadraticAttenuation, gl_LightSource[2].specular.a); - col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].quadraticAttenuation ,gl_LightSource[3].specular.a); - col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].quadraticAttenuation, gl_LightSource[4].specular.a); - col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].spotDirection.xyz, gl_LightSource[5].linearAttenuation, gl_LightSource[5].quadraticAttenuation, gl_LightSource[5].specular.a); - col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].spotDirection.xyz, gl_LightSource[6].linearAttenuation, gl_LightSource[6].quadraticAttenuation, gl_LightSource[6].specular.a); - col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].spotDirection.xyz, gl_LightSource[7].linearAttenuation, gl_LightSource[7].quadraticAttenuation, gl_LightSource[7].specular.a); + 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*gl_Color.rgb; + 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*gl_Color.rgb; - vary_directional = gl_Color.rgb*atmosAffectDirectionalLight(max(calcDirectionalLight(norm, gl_LightSource[0].position.xyz), (1.0-gl_Color.a)*(1.0-gl_Color.a))); + vary_ambient = col.rgb*color.rgb; + vary_directional = color.rgb*atmosAffectDirectionalLight(max(calcDirectionalLight(norm, light_position[0].xyz), 0.0)); - col.rgb = min(col.rgb*gl_Color.rgb, 1.0); + col.rgb = col.rgb * color.rgb; - gl_FrontColor = col; + vertex_color = col; - gl_FogFragCoord = pos.z; + vary_fragcoord.xyz = frag_pos.xyz + vec3(0,0,near_clip); } |