Use Reverse Z for the depth buffer

1 files changed, 6 insertions, 2 deletions

diff --git a/servers/rendering/renderer_rd/effects/ss_effects.cpp b/servers/rendering/renderer_rd/effects/ss_effects.cpp
index bdd687d9f4..3db82c8fbd 100644
--- a/servers/rendering/renderer_rd/effects/ss_effects.cpp
+++ b/servers/rendering/renderer_rd/effects/ss_effects.cpp
@@ -483,8 +483,12 @@ void SSEffects::downsample_depth(Ref<RenderSceneBuffersRD> p_render_buffers, uin
 		downsample_uniform_set = uniform_set_cache->get_cache_vec(shader, 2, u_depths);
 	}
 
-	float depth_linearize_mul = -p_projection.columns[3][2] * 0.5;
-	float depth_linearize_add = p_projection.columns[2][2];
+	Projection correction;
+	correction.set_depth_correction(false);
+	Projection temp = correction * p_projection;
+
+	float depth_linearize_mul = -temp.columns[3][2];
+	float depth_linearize_add = temp.columns[2][2];
 	if (depth_linearize_mul * depth_linearize_add < 0) {
 		depth_linearize_add = -depth_linearize_add;
 	}