veloren/voxygen/shaders/figure.frag
2019-06-05 20:52:51 +01:00

49 lines
846 B
GLSL

#version 330 core
#include <globals.glsl>
#include <sky.glsl>
in vec3 f_pos;
in vec3 f_norm;
in vec3 f_col;
flat in uint f_bone_idx;
layout (std140)
uniform u_locals {
mat4 model_mat;
vec4 model_col;
};
struct BoneData {
mat4 bone_mat;
};
layout (std140)
uniform u_bones {
BoneData bones[16];
};
out vec4 tgt_color;
void main() {
vec3 world_norm = (
model_mat *
bones[f_bone_idx].bone_mat *
vec4(f_norm, 0.0)
).xyz;
float ambient = 0.5;
vec3 sun_dir = normalize(vec3(1.3, 1.7, 1.1));
float sun_diffuse = dot(sun_dir, world_norm) * 0.5;
vec3 surf_color = model_col.rgb * f_col * (ambient + sun_diffuse);
float fog_level = fog(f_pos.xy, focus_pos.xy);
vec3 fog_color = get_sky_color(normalize(f_pos - cam_pos.xyz), time_of_day.x);
vec3 color = mix(surf_color, fog_color, fog_level);
tgt_color = vec4(color, 1.0);
}