From 4d1c7992d7855f7931524d873154cbc1b8b8ae28 Mon Sep 17 00:00:00 2001
From: Brecht Van Lommel <brechtvanlommel@pandora.be>
Date: Mon, 16 Apr 2012 09:52:25 +0000
Subject: [PATCH] Fix/tweak for cycles border render, it wasn't generating the
 exact same samples when rendering a subset instead of the whole, mostly
 useful for debugging.

---
 intern/cycles/render/buffers.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/intern/cycles/render/buffers.cpp b/intern/cycles/render/buffers.cpp
index 62a322b3a0f..bda20a8ab9d 100644
--- a/intern/cycles/render/buffers.cpp
+++ b/intern/cycles/render/buffers.cpp
@@ -119,7 +119,7 @@ void RenderBuffers::reset(Device *device, BufferParams& params_)
 	
 	for(x=0; x<width; x++)
 		for(y=0; y<height; y++)
-			init_state[x + y*width] = hash_int_2d(x, y);
+			init_state[x + y*width] = hash_int_2d(params.full_x+x, params.full_y+y);
 
 	device->mem_alloc(rng_state, MEM_READ_WRITE);
 	device->mem_copy_to(rng_state);