Remove incorrect fog height density remapping

servers/rendering/renderer_rd/forward_clustered/render_forward_clustered.cpp

@@ -757,9 +757,6 @@ void RenderForwardClustered::_setup_environment(const RenderDataRD *p_render_dat
 		scene_state.ubo.fog_density = environment_get_fog_density(p_render_data->environment);
 		scene_state.ubo.fog_height = environment_get_fog_height(p_render_data->environment);
 		scene_state.ubo.fog_height_density = environment_get_fog_height_density(p_render_data->environment);
-		if (scene_state.ubo.fog_height_density >= 0.0001) {
-			scene_state.ubo.fog_height_density = 1.0 / scene_state.ubo.fog_height_density;
-		}
 		scene_state.ubo.fog_aerial_perspective = environment_get_fog_aerial_perspective(p_render_data->environment);
 
 		Color fog_color = environment_get_fog_light_color(p_render_data->environment).to_linear();

servers/rendering/renderer_rd/forward_mobile/render_forward_mobile.cpp

@@ -1637,9 +1637,6 @@ void RenderForwardMobile::_setup_environment(const RenderDataRD *p_render_data,
 		scene_state.ubo.fog_density = environment_get_fog_density(p_render_data->environment);
 		scene_state.ubo.fog_height = environment_get_fog_height(p_render_data->environment);
 		scene_state.ubo.fog_height_density = environment_get_fog_height_density(p_render_data->environment);
-		if (scene_state.ubo.fog_height_density >= 0.0001) {
-			scene_state.ubo.fog_height_density = 1.0 / scene_state.ubo.fog_height_density;
-		}
 		scene_state.ubo.fog_aerial_perspective = environment_get_fog_aerial_perspective(p_render_data->environment);
 
 		Color fog_color = environment_get_fog_light_color(p_render_data->environment).to_linear();

servers/rendering/renderer_rd/shaders/scene_forward_clustered.glsl

@@ -531,7 +531,7 @@ vec4 fog_process(vec3 vertex) {
 
 		float y_dist = y - scene_data.fog_height;
 
-		float vfog_amount = clamp(1.0 - exp(y_dist * scene_data.fog_height_density), 0.0, 1.0);
+		float vfog_amount = 1.0 - exp(min(0.0, y_dist * scene_data.fog_height_density));
 
 		fog_amount = max(vfog_amount, fog_amount);
 	}

servers/rendering/renderer_rd/shaders/scene_forward_mobile.glsl

@@ -557,7 +557,7 @@ vec4 fog_process(vec3 vertex) {
 
 		float y_dist = y - scene_data.fog_height;
 
-		float vfog_amount = clamp(1.0 - exp(y_dist * scene_data.fog_height_density), 0.0, 1.0);
+		float vfog_amount = 1.0 - exp(min(0.0, y_dist * scene_data.fog_height_density));
 
 		fog_amount = max(vfog_amount, fog_amount);
 	}