veloren/assets/voxygen/shaders/particle-frag.glsl
2020-08-12 18:10:18 +00:00

39 lines
1.0 KiB
GLSL

#version 330 core
#include <globals.glsl>
in vec3 f_pos;
flat in vec3 f_norm;
in vec3 f_col;
in float f_ao;
in float f_light;
out vec4 tgt_color;
#include <sky.glsl>
#include <light.glsl>
const float FADE_DIST = 32.0;
void main() {
vec3 light, diffuse_light, ambient_light;
get_sun_diffuse(f_norm, time_of_day.x, light, diffuse_light, ambient_light, 1.0);
float point_shadow = shadow_at(f_pos, f_norm);
diffuse_light *= f_light * point_shadow;
ambient_light *= f_light, point_shadow;
vec3 point_light = light_at(f_pos, f_norm);
light += point_light;
diffuse_light += point_light;
float ao = pow(f_ao, 0.5) * 0.85 + 0.15;
ambient_light *= ao;
diffuse_light *= ao;
vec3 surf_color = illuminate(f_col, light, diffuse_light, ambient_light);
float fog_level = fog(f_pos.xyz, focus_pos.xyz, medium.x);
vec4 clouds;
vec3 fog_color = get_sky_color(normalize(f_pos - cam_pos.xyz), time_of_day.x, cam_pos.xyz, f_pos, 0.5, true, clouds);
vec3 color = mix(mix(surf_color, fog_color, fog_level), clouds.rgb, clouds.a);
tgt_color = vec4(color, 0.3);
}