bc5 normal maps

2021-03-14 16:22:11 +01:00
parent 0c8d09effa
commit c2e3c4e0e4
6 changed files with 52 additions and 23 deletions
--- a/shaders/triangle.frag
+++ b/shaders/triangle.frag
@@ -21,7 +21,7 @@ layout(location = 3) in mat3 tbn;
 layout(location = 0) out vec4 out_color;

 void main() {
-    vec3 normal_cam_u = texture(normal_tex, tex_coords).rgb;
+    vec3 normal_cam_u = vec3(texture(normal_tex, tex_coords).rg, 1.0);
    normal_cam_u = normal_cam_u * 2.0 - 1.0;
    normal_cam_u = normalize(tbn * normal_cam_u);