1 files changed, 11 insertions, 9 deletions
diff --git a/shaders/main/frag.glsl b/shaders/main/frag.glsl
index 8aa9a6a..f6ed7c3 100644
--- a/shaders/main/frag.glsl
+++ b/shaders/main/frag.glsl
@@ -2,25 +2,27 @@
  * Copyright (C) 2018 Tomasz Kramkowski <tk@the-tk.com>
  * SPDX-License-Identifier: MIT
  */
-in vec3 fnorm;
-in vec3 fpos;
-in vec2 fuv;
-in vec3 lipos;
+in iface {
+	vec3 norm;
+	vec3 pos;
+	vec2 uv;
+	vec3 lipos;
+} i;
 
 void main()
 {
-	vec3 fdiff = vec3(texture(tdiff, fuv));
-	vec3 fspec = vec3(texture(tspec, fuv));
+	vec3 fdiff = vec3(texture(tdiff, i.uv));
+	vec3 fspec = vec3(texture(tspec, i.uv));
 	vec3 lico = vec3(1.0, 1.0, 1.0);
 
 	vec3 amb = vec3(0.1, 0.1, 0.1);
 
-	vec3 norm = normalize(fnorm);
-	vec3 lidir = normalize(lipos - fpos);
+	vec3 norm = normalize(i.norm);
+	vec3 lidir = normalize(i.lipos - i.pos);
 	vec3 diff = max(dot(norm, lidir), 0.0) * fdiff;
 
 	float specen = max(sign(dot(lidir, norm)), 0.0);
-	vec3 vwdir = normalize(-fpos);
+	vec3 vwdir = normalize(-i.pos);
 	vec3 mid = normalize(lidir + vwdir);
 
 	vec3 spec = pow(max(dot(norm, mid), 0.0), 256) * specen * fspec;