polyadvent

commit 1eb515faf1cea880b1b913261f98e6f0cbd877ca
parent 635d96fefc2ed50d991870ccdd8d17552ec5cc1d
Author: William Casarin <jb55@jb55.com>
Date:   Mon, 12 Nov 2018 19:47:58 -0800

crank ambient

Diffstat:
M
etc/shaders/pbr.glsl
 | 
9
+++++----
M
src/update.c
 | 
3
+++

2 files changed, 8 insertions(+), 4 deletions(-)
diff --git a/etc/shaders/pbr.glsl b/etc/shaders/pbr.glsl
@@ -40,10 +40,10 @@ vec3 fresnel_schlick(float cos_theta, vec3 F0)
 }
 
 vec3 pbr(vec3 albedo, vec3 V, vec3 normal) {
-    const float ao = 5.0;
+    const float ao = 12.0;
     const float metallic = 0.6;
-    const float roughness = 0.4;
-    vec3 radiance = sun_color * light_intensity;
+    const float roughness = 0.6;
+    vec3 radiance = sun_color * light_intensity * 2.0;
     // radiance += texture(skybox, vec3(0.0, 0.0, 1.0)).rgb;
     vec3 N = normalize(normal);
     vec3 L = normalize(light_dir);
@@ -78,12 +78,13 @@ vec3 pbr(vec3 albedo, vec3 V, vec3 normal) {
 
     // Lo = outgoing radiance
     // the result of the reflectance equation's integral ∫ over Ω
+
     vec3 Lo = (kD * albedo / PI + specular) * radiance * NdotL;
 
     vec3 ambient = vec3(0.03) * albedo * ao;
     vec3 color   = ambient + Lo;
     // color = uncharted_tonemap(color);
-    //color = color / (vec3(1.0) + color);
+    // color = color / (vec3(1.0) + color);
 
     return color;
 }
diff --git a/src/update.c b/src/update.c
@@ -337,6 +337,9 @@ static void player_update(struct game *game, struct entity *player) {
 
     orbit_keep_above_ground(game);
 
+    /* look_at(node_world(&camera->node), node_world(&player->node), UP_VEC, */
+    /*         camera->node.mat); */
+
     // move player camera toward camera orientation
     if (input_is_dragging(&game->input, SDL_BUTTON_RIGHT)) {
         float yaw = game->test_resources.camera.coords.azimuth;