transportF.glsl
上传用户:king477883
上传日期:2021-03-01
资源大小:9553k
文件大小:1k
- /**
- * @file transportF.glsl
- *
- * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc.
- * $License$
- */
- //////////////////////////////////////////////////////////
- // The fragment shader for the terrain atmospherics
- //////////////////////////////////////////////////////////
- vec3 getAdditiveColor();
- vec3 getAtmosAttenuation();
- uniform sampler2D cloudMap;
- uniform vec4 cloud_pos_density1;
- vec3 atmosTransport(vec3 light) {
- light *= getAtmosAttenuation().r;
- light += getAdditiveColor() * 2.0;
- return light;
- }
- vec3 fullbrightAtmosTransport(vec3 light) {
- float brightness = dot(light.rgb, vec3(0.33333));
- return mix(atmosTransport(light.rgb), light.rgb + getAdditiveColor().rgb, brightness * brightness);
- }
- vec3 fullbrightShinyAtmosTransport(vec3 light) {
- float brightness = dot(light.rgb, vec3(0.33333));
- return mix(atmosTransport(light.rgb), (light.rgb + getAdditiveColor().rgb) * (2.0 - brightness), brightness * brightness);
- }