Index: source/blender/nodes/intern/CMP_nodes/CMP_curves.c
===================================================================
--- source/blender/nodes/intern/CMP_nodes/CMP_curves.c	(Revision 12827)
+++ source/blender/nodes/intern/CMP_nodes/CMP_curves.c	(Arbeitskopie)
@@ -123,6 +123,8 @@
 static bNodeSocketType cmp_node_curve_rgb_in[]= {
 	{	SOCK_VALUE, 1, "Fac",	1.0f, 0.0f, 0.0f, 1.0f, -1.0f, 1.0f},
 	{	SOCK_RGBA, 1, "Image",	0.0f, 0.0f, 0.0f, 1.0f, -1.0f, 1.0f},
+	{	SOCK_RGBA, 1, "White Point",	1.0f, 1.0f, 1.0f, 1.0f, -1.0f, 1.0f},
+   {	SOCK_RGBA, 1, "Black Point",	0.0f, 0.0f, 0.0f, 1.0f, -1.0f, 1.0f},
 	{	-1, 0, ""	}
 };
 
@@ -157,7 +159,7 @@
 
 static void node_composit_exec_curve_rgb(void *data, bNode *node, bNodeStack **in, bNodeStack **out)
 {
-	/* stack order input:  fac, image */
+	/* stack order input:  fac, image, white point, black point */
 	/* stack order output: image */
 	
 	if(out[0]->hasoutput==0)
@@ -168,6 +170,7 @@
 		curvemapping_evaluateRGBF(node->storage, out[0]->vec, in[1]->vec);
 	}
 	else {
+		curvemapping_set_black_white(node->storage, in[3]->vec, in[2]->vec);
 		/* make output size of input image */
 		CompBuf *cbuf= in[1]->data;
 		CompBuf *stackbuf= alloc_compbuf(cbuf->x, cbuf->y, CB_RGBA, 1); /* allocs */