light_world.lua/lib/shaders/postshaders/hdr_tv.glsl
2014-10-23 21:35:35 -04:00

10 lines
296 B
GLSL

vec4 effect(vec4 color, Image texture, vec2 texture_coords, vec2 pixel_coords)
{
vec4 rgb = Texel(texture, texture_coords);
vec4 intens = smoothstep(0.2,0.8,rgb) + normalize(vec4(rgb.xyz, 1.0));
if (fract(pixel_coords.y * 0.5) > 0.5) intens = rgb * 0.8;
intens.a = 1.0;
return intens;
}