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#include webgl_header.fs
//#ifndef use_geometry_shaders
#define bgTextureLookup a_bgTextureLookup
varying vec3 a_NORMAL ;
varying vec4 a_COLOR ;
varying vec4 a_COLOR2 ;
varying vec4 a_COLOR_INTERP ;
varying float a_INTERPOLATE;
varying float a_LINE_POSITION;
varying float a_fog;
varying vec2 a_bgTextureLookup;
uniform bool lighting_enabled;
uniform bool two_sided_lighting_enabled;
#include anaglyph_header.fs
#include compute_fog_color.fs
#include compute_color_for_light.fs
void main()
{
float whichColor = step(.5, a_LINE_POSITION);
vec4 color_step = whichColor * a_COLOR2 / a_LINE_POSITION + (1.-whichColor) * a_COLOR / (1.-a_LINE_POSITION);
vec4 icolor = a_INTERPOLATE * a_COLOR_INTERP + (1.-a_INTERPOLATE) * color_step;
vec4 color = ApplyColorEffects(icolor, gl_FragCoord.z);
if (!isPicking && lighting_enabled){
vec3 normal = a_NORMAL;
if (two_sided_lighting_enabled){
bool ff = gl_FrontFacing ? true : false;
if (!ff)
normal = -normal;
}
color = ApplyLighting(color, normal);
}
gl_FragColor = ApplyFog(color, a_fog);
PostLightingEffects();
}
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