diff options
Diffstat (limited to 'indra')
| -rw-r--r-- | indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl | 430 |
1 files changed, 215 insertions, 215 deletions
diff --git a/indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl b/indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl index 2db795adfb..c170ebff8e 100644 --- a/indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl +++ b/indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl @@ -1,215 +1,215 @@ -/**
- * @file alphaV.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
- * $/LicenseInfo$
- */
-
-vec4 calcLighting(vec3 pos, vec3 norm, vec4 color, vec4 baseCol);
-void calcAtmospherics(vec3 inPositionEye);
-
-vec3 calcDirectionalLight(vec3 n, vec3 l);
-
-vec3 atmosAmbient(vec3 light);
-vec3 atmosAffectDirectionalLight(float lightIntensity);
-vec3 scaleDownLight(vec3 light);
-vec3 scaleUpLight(vec3 light);
-
-uniform mat3 normal_matrix;
-uniform mat4 texture_matrix0;
-uniform mat4 projection_matrix;
-uniform mat4 modelview_matrix;
-uniform mat4 modelview_projection_matrix;
-
-ATTRIBUTE vec3 position;
-
-#ifdef USE_INDEXED_TEX
-void passTextureIndex();
-#endif
-
-ATTRIBUTE vec3 normal;
-
-#ifdef USE_VERTEX_COLOR
-ATTRIBUTE vec4 diffuse_color;
-#endif
-
-ATTRIBUTE vec2 texcoord0;
-
-#ifdef HAS_SKIN
-mat4 getObjectSkinnedTransform();
-#else
-#ifdef IS_AVATAR_SKIN
-mat4 getSkinnedTransform();
-#endif
-#endif
-
-VARYING vec3 vary_ambient;
-VARYING vec3 vary_directional;
-VARYING vec3 vary_fragcoord;
-VARYING vec3 vary_position;
-VARYING vec3 vary_pointlight_col;
-
-#ifdef USE_VERTEX_COLOR
-VARYING vec4 vertex_color;
-#endif
-
-VARYING vec2 vary_texcoord0;
-VARYING vec3 vary_norm;
-
-uniform float near_clip;
-uniform float shadow_offset;
-uniform float shadow_bias;
-
-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 = max(dot(n,l),0.0);
- 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(dot(n, lv), 0.0);
- }
-
- return vec3(da,da,da);
-}
-
-void main()
-{
- vec4 pos;
- vec3 norm;
-
- //transform vertex
-#ifdef HAS_SKIN
- 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);
- vec4 frag_pos = projection_matrix * pos;
- gl_Position = frag_pos;
-#else
-
-#ifdef IS_AVATAR_SKIN
- 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;
-#else
- norm = normalize(normal_matrix * normal);
- vec4 vert = vec4(position.xyz, 1.0);
- pos = (modelview_matrix * vert);
- gl_Position = modelview_projection_matrix*vec4(position.xyz, 1.0);
-#endif
-
-#endif
-
-#ifdef USE_INDEXED_TEX
- passTextureIndex();
- vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy;
-#else
- vary_texcoord0 = texcoord0;
-#endif
-
- vary_norm = norm;
- float dp_directional_light = max(0.0, dot(norm, light_position[0].xyz));
- vary_position = pos.xyz + light_position[0].xyz * (1.0-dp_directional_light)*shadow_offset;
-
- calcAtmospherics(pos.xyz);
-
-#ifndef USE_VERTEX_COLOR
- vec4 diffuse_color = vec4(1,1,1,1);
-#endif
-
- //vec4 color = calcLighting(pos.xyz, norm, diffuse_color, vec4(0.));
- vec4 col = vec4(0.0, 0.0, 0.0, diffuse_color.a);
-
- vec3 dff = pow(diffuse_color.rgb, vec3(2.2f,2.2f,2.2f));
-
- vary_pointlight_col = dff;
-
- col.rgb = vec3(0,0,0);
-
- // Add windlight lights
- col.rgb = atmosAmbient(col.rgb);
-
- vary_directional.rgb = atmosAffectDirectionalLight(1.0f);
- vary_ambient = col.rgb*dff;
-
- col.rgb = col.rgb*dff;
-
-#ifdef USE_VERTEX_COLOR
- vertex_color = col;
-#endif
-
-#ifdef HAS_SKIN
- vary_fragcoord.xyz = frag_pos.xyz + vec3(0,0,near_clip);
-#else
-
-#ifdef IS_AVATAR_SKIN
- vary_fragcoord.xyz = pos.xyz + vec3(0,0,near_clip);
-#else
- pos = modelview_projection_matrix * vert;
- vary_fragcoord.xyz = pos.xyz + vec3(0,0,near_clip);
-#endif
-
-#endif
-
-}
+/** + * @file alphaV.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 + * $/LicenseInfo$ + */ + +vec4 calcLighting(vec3 pos, vec3 norm, vec4 color, vec4 baseCol); +void calcAtmospherics(vec3 inPositionEye); + +vec3 calcDirectionalLight(vec3 n, vec3 l); + +vec3 atmosAmbient(vec3 light); +vec3 atmosAffectDirectionalLight(float lightIntensity); +vec3 scaleDownLight(vec3 light); +vec3 scaleUpLight(vec3 light); + +uniform mat3 normal_matrix; +uniform mat4 texture_matrix0; +uniform mat4 projection_matrix; +uniform mat4 modelview_matrix; +uniform mat4 modelview_projection_matrix; + +ATTRIBUTE vec3 position; + +#ifdef USE_INDEXED_TEX +void passTextureIndex(); +#endif + +ATTRIBUTE vec3 normal; + +#ifdef USE_VERTEX_COLOR +ATTRIBUTE vec4 diffuse_color; +#endif + +ATTRIBUTE vec2 texcoord0; + +#ifdef HAS_SKIN +mat4 getObjectSkinnedTransform(); +#else +#ifdef IS_AVATAR_SKIN +mat4 getSkinnedTransform(); +#endif +#endif + +VARYING vec3 vary_ambient; +VARYING vec3 vary_directional; +VARYING vec3 vary_fragcoord; +VARYING vec3 vary_position; +VARYING vec3 vary_pointlight_col; + +#ifdef USE_VERTEX_COLOR +VARYING vec4 vertex_color; +#endif + +VARYING vec2 vary_texcoord0; +VARYING vec3 vary_norm; + +uniform float near_clip; +uniform float shadow_offset; +uniform float shadow_bias; + +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 = max(dot(n,l),0.0); + 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(dot(n, lv), 0.0); + } + + return vec3(da,da,da); +} + +void main() +{ + vec4 pos; + vec3 norm; + + //transform vertex +#ifdef HAS_SKIN + 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); + vec4 frag_pos = projection_matrix * pos; + gl_Position = frag_pos; +#else + +#ifdef IS_AVATAR_SKIN + 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; +#else + norm = normalize(normal_matrix * normal); + vec4 vert = vec4(position.xyz, 1.0); + pos = (modelview_matrix * vert); + gl_Position = modelview_projection_matrix*vec4(position.xyz, 1.0); +#endif + +#endif + +#ifdef USE_INDEXED_TEX + passTextureIndex(); + vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy; +#else + vary_texcoord0 = texcoord0; +#endif + + vary_norm = norm; + float dp_directional_light = max(0.0, dot(norm, light_position[0].xyz)); + vary_position = pos.xyz + light_position[0].xyz * (1.0-dp_directional_light)*shadow_offset; + + calcAtmospherics(pos.xyz); + +#ifndef USE_VERTEX_COLOR + vec4 diffuse_color = vec4(1,1,1,1); +#endif + + //vec4 color = calcLighting(pos.xyz, norm, diffuse_color, vec4(0.)); + vec4 col = vec4(0.0, 0.0, 0.0, diffuse_color.a); + + vec3 dff = pow(diffuse_color.rgb, vec3(2.2f,2.2f,2.2f)); + + vary_pointlight_col = dff; + + col.rgb = vec3(0,0,0); + + // Add windlight lights + col.rgb = atmosAmbient(col.rgb); + + vary_directional.rgb = atmosAffectDirectionalLight(1.0f); + vary_ambient = col.rgb*dff; + + col.rgb = col.rgb*dff; + +#ifdef USE_VERTEX_COLOR + vertex_color = col; +#endif + +#ifdef HAS_SKIN + vary_fragcoord.xyz = frag_pos.xyz + vec3(0,0,near_clip); +#else + +#ifdef IS_AVATAR_SKIN + vary_fragcoord.xyz = pos.xyz + vec3(0,0,near_clip); +#else + pos = modelview_projection_matrix * vert; + vary_fragcoord.xyz = pos.xyz + vec3(0,0,near_clip); +#endif + +#endif + +} |