diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class1/deferred/waterV.glsl')
| -rw-r--r-- | indra/newview/app_settings/shaders/class1/deferred/waterV.glsl | 57 |
1 files changed, 39 insertions, 18 deletions
diff --git a/indra/newview/app_settings/shaders/class1/deferred/waterV.glsl b/indra/newview/app_settings/shaders/class1/deferred/waterV.glsl index 5397290b11..9734acf005 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/waterV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/waterV.glsl @@ -2,9 +2,31 @@ * @file waterV.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 modelview_matrix; +uniform mat4 modelview_projection_matrix; + +ATTRIBUTE vec3 position; void calcAtmospherics(vec3 inPositionEye); @@ -15,11 +37,11 @@ uniform float time; uniform vec3 eyeVec; uniform float waterHeight; -varying vec4 refCoord; -varying vec4 littleWave; -varying vec4 view; +VARYING vec4 refCoord; +VARYING vec4 littleWave; +VARYING vec4 view; -varying vec4 vary_position; +VARYING vec4 vary_position; float wave(vec2 v, float t, float f, vec2 d, float s) { @@ -29,43 +51,42 @@ float wave(vec2 v, float t, float f, vec2 d, float s) void main() { //transform vertex - vec4 position = gl_Vertex; - mat4 modelViewProj = gl_ModelViewProjectionMatrix; + vec4 pos = vec4(position.xyz, 1.0); + mat4 modelViewProj = modelview_projection_matrix; vec4 oPosition; //get view vector vec3 oEyeVec; - oEyeVec.xyz = position.xyz-eyeVec; + oEyeVec.xyz = pos.xyz-eyeVec; float d = length(oEyeVec.xy); float ld = min(d, 2560.0); - position.xy = eyeVec.xy + oEyeVec.xy/d*ld; + pos.xy = eyeVec.xy + oEyeVec.xy/d*ld; view.xyz = oEyeVec; d = clamp(ld/1536.0-0.5, 0.0, 1.0); d *= d; - oPosition = position; + oPosition = vec4(position, 1.0); oPosition.z = mix(oPosition.z, max(eyeVec.z*0.75, 0.0), d); - vary_position = gl_ModelViewMatrix * oPosition; + vary_position = modelview_matrix * oPosition; oPosition = modelViewProj * oPosition; refCoord.xyz = oPosition.xyz + vec3(0,0,0.2); //get wave position parameter (create sweeping horizontal waves) - vec3 v = position.xyz; + vec3 v = pos.xyz; v.x += (cos(v.x*0.08/*+time*0.01*/)+sin(v.y*0.02))*6.0; //push position for further horizon effect. - position.xyz = oEyeVec.xyz*(waterHeight/oEyeVec.z); - position.w = 1.0; - position = position*gl_ModelViewMatrix; - - calcAtmospherics((gl_ModelViewMatrix * gl_Vertex).xyz); - + pos.xyz = oEyeVec.xyz*(waterHeight/oEyeVec.z); + pos.w = 1.0; + pos = modelview_matrix*pos; + calcAtmospherics(pos.xyz); + //pass wave parameters to pixel shader vec2 bigWave = (v.xy) * vec2(0.04,0.04) + d1 * time * 0.055; //get two normal map (detail map) texture coordinates |