diff options
author | Todd Stinson <stinson@lindenlab.com> | 2011-12-13 11:15:18 -0800 |
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committer | Todd Stinson <stinson@lindenlab.com> | 2011-12-13 11:15:18 -0800 |
commit | 9d1db4f19ae7ca044e47d0fe4e605e14882351c5 (patch) | |
tree | 2d499d53b60b2486f1e6666f8b9fe2063f984d22 /indra/newview/app_settings/shaders/class1/environment/terrainF.glsl | |
parent | 817c97c2f836948f210599a6f67e36a411b22c21 (diff) | |
parent | dbc91a7fac9513bdd879c5c2dc82208e08eaad2d (diff) |
Pull and merge from https://bitbucket.org/lindenlab/viewer-development.
Diffstat (limited to 'indra/newview/app_settings/shaders/class1/environment/terrainF.glsl')
-rw-r--r-- | indra/newview/app_settings/shaders/class1/environment/terrainF.glsl | 45 |
1 files changed, 34 insertions, 11 deletions
diff --git a/indra/newview/app_settings/shaders/class1/environment/terrainF.glsl b/indra/newview/app_settings/shaders/class1/environment/terrainF.glsl index c61d5a2a08..18f6d91804 100644 --- a/indra/newview/app_settings/shaders/class1/environment/terrainF.glsl +++ b/indra/newview/app_settings/shaders/class1/environment/terrainF.glsl @@ -1,4 +1,4 @@ -/** +/** * @file terrainF.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ @@ -23,19 +23,42 @@ * $/LicenseInfo$ */ +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 gl_FragColor; +#endif +VARYING vec4 vertex_color; +VARYING vec4 vary_texcoord0; +VARYING vec4 vary_texcoord1; -uniform sampler2D detail0; -uniform sampler2D detail1; -uniform sampler2D alphaRamp; +uniform sampler2D detail_0; +uniform sampler2D detail_1; +uniform sampler2D detail_2; +uniform sampler2D detail_3; +uniform sampler2D alpha_ramp; -void main() +vec3 atmosLighting(vec3 light); + +vec3 scaleSoftClip(vec3 color); + +void main() { - float a = texture2D(alphaRamp, gl_TexCoord[1].xy).a; - vec3 color = mix(texture2D(detail1, gl_TexCoord[2].xy).rgb, - texture2D(detail0, gl_TexCoord[0].xy).rgb, - a); + /// Note: This should duplicate the blending functionality currently used for the terrain rendering. + + /// TODO Confirm tex coords and bind them appropriately in vert shader. + vec4 color0 = texture2D(detail_0, vary_texcoord0.xy); + vec4 color1 = texture2D(detail_1, vary_texcoord0.xy); + vec4 color2 = texture2D(detail_2, vary_texcoord0.xy); + vec4 color3 = texture2D(detail_3, vary_texcoord0.xy); - gl_FragColor.rgb = color; - gl_FragColor.a = texture2D(alphaRamp, gl_TexCoord[3].xy).a; + float alpha1 = texture2D(alpha_ramp, vary_texcoord0.zw).a; + float alpha2 = texture2D(alpha_ramp,vary_texcoord1.xy).a; + float alphaFinal = texture2D(alpha_ramp, vary_texcoord1.zw).a; + vec4 outColor = mix( mix(color3, color2, alpha2), mix(color1, color0, alpha1), alphaFinal ); + + /// Add WL Components + outColor.rgb = atmosLighting(outColor.rgb * vertex_color.rgb); + + gl_FragColor = vec4(scaleSoftClip(outColor.rgb), 1.0); } + |