mirror of
https://gitlab.com/veloren/veloren.git
synced 2024-08-30 18:12:32 +00:00
49 lines
1.5 KiB
GLSL
49 lines
1.5 KiB
GLSL
#version 330 core
|
|
|
|
#include <globals.glsl>
|
|
|
|
in vec3 f_pos;
|
|
flat in uint f_pos_norm;
|
|
in vec3 f_col;
|
|
in float f_light;
|
|
|
|
layout (std140)
|
|
uniform u_locals {
|
|
vec3 model_offs;
|
|
float load_time;
|
|
};
|
|
|
|
out vec4 tgt_color;
|
|
|
|
#include <sky.glsl>
|
|
#include <light.glsl>
|
|
|
|
void main() {
|
|
// First 3 normals are negative, next 3 are positive
|
|
vec3 normals[6] = vec3[](vec3(-1,0,0), vec3(0,-1,0), vec3(0,0,-1), vec3(1,0,0), vec3(0,1,0), vec3(0,0,1));
|
|
|
|
// TODO: last 3 bits in v_pos_norm should be a number between 0 and 5, rather than 0-2 and a direction.
|
|
uint norm_axis = (f_pos_norm >> 30) & 0x3u;
|
|
// Increase array access by 3 to access positive values
|
|
uint norm_dir = ((f_pos_norm >> 29) & 0x1u) * 3u;
|
|
// Use an array to avoid conditional branching
|
|
vec3 f_norm = normals[(f_pos_norm >> 29) & 0x7u];
|
|
|
|
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;
|
|
vec3 surf_color = illuminate(srgb_to_linear(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, 1.0, true, clouds);
|
|
vec3 color = mix(mix(surf_color, fog_color, fog_level), clouds.rgb, clouds.a);
|
|
|
|
tgt_color = vec4(color, 1.0);
|
|
}
|