[Bf-blender-cvs] [6503b4f90f3] blender2.7: Fix T61831: Denoising Clean pass not scaled correctly with samples.

[Brecht Van Lommel]

Commit: 6503b4f90f3336b22eff0bd0b61f86fd2cfd531b
Author: Brecht Van Lommel
Date:   Mon Mar 11 09:13:46 2019 +0100
Branches: blender2.7
https://developer.blender.org/rB6503b4f90f3336b22eff0bd0b61f86fd2cfd531b

Fix T61831: Denoising Clean pass not scaled correctly with samples.

===================================================================

M	intern/cycles/render/buffers.cpp

===================================================================

diff --git a/intern/cycles/render/buffers.cpp b/intern/cycles/render/buffers.cpp
index 66b8ef73acc..c81eafdbc08 100644
--- a/intern/cycles/render/buffers.cpp
+++ b/intern/cycles/render/buffers.cpp
@@ -184,6 +184,7 @@ bool RenderBuffers::get_denoising_pass_rect(int type, float exposure, int sample
 	if(type == DENOISING_PASS_CLEAN) {
 		/* The clean pass isn't changed by prefiltering, so we use the original one there. */
 		offset = type + params.get_denoising_offset();
+		scale /= sample;
 	}
 	else if (type == DENOISING_PASS_PREFILTERED_COLOR && !params.denoising_prefiltered_pass) {
 		/* If we're not saving the prefiltering result, return the original noisy pass. */