X-Git-Url: http://git.mutantstargoat.com?p=demo;a=blobdiff_plain;f=src%2Fmain.cc;h=c48b38325b8d812effdcd7d8312febd68366ee57;hp=1246d2f6edec544c5188f56eff50ad09c2e5986c;hb=c99060df01719b24ebd793b149d3c2dc5748cad5;hpb=f1c3197c3e035f4be0e10ff6a8d0cf0339824177

diff --git a/src/main.cc b/src/main.cc
index 1246d2f..c48b383 100644
--- a/src/main.cc
+++ b/src/main.cc
@@ -58,6 +58,8 @@ static Vec3 cam_pos;
 static float aspect;
 static OrbitCamera *camera;
 
+static float fog_density;
+
 static Scene *cow_scene;
 static Object *cow_object;
 static MorphRenderer *cow_rend;
@@ -119,6 +121,8 @@ static bool init(Gfx_API api)
 	if(!gfx_init(api))
 		return false;
 
+	fog_density = 0.0037;
+
 	sdr_man = new ShaderManager;
 
 	camera = new OrbitCamera;
@@ -223,6 +227,14 @@ static void clbk_key(GLFWwindow *win, int key, int scancode, int action, int mod
 			move_camera = !move_camera;
 			break;
 
+		case 'F':
+			fog_density = fog_density < 1 - 0.0009 ? fog_density + 0.0001 : 1;
+			break;
+
+		case 'U':
+			fog_density = fog_density > 0.0001 ? fog_density - 0.0001 : 0;
+			break;
+
 		default:
 			break;
 		}
@@ -312,6 +324,8 @@ static void display()
 
 	gfx_clear(0.1, 0.1, 0.1);
 
+	printf("fog_density: %f\n", fog_density);
+	terrain_rend->fog_density = fog_density;
 	terrain_rend->draw();
 
 	cow_pos.y = terrain.get_height(cow_pos);