Fixed chroma key to use tanf instead of tan (float vs double). Fixed input/output checking to prevent running the node if nothing is connected. Drawnode.c in error. will fix in a second.

1 files changed, 23 insertions, 0 deletions

diff --git a/source/blender/src/drawnode.c b/source/blender/src/drawnode.c
index d3c086959f4..351a412e973 100644
--- a/source/blender/src/drawnode.c
+++ b/source/blender/src/drawnode.c
@@ -1391,6 +1391,26 @@ static int node_composit_buts_luma_matte(uiBlock *block, bNodeTree *ntree, bNode
 	return 40;
 }
 
+static int node_composit_buts_view_levels(uiBlock *block, bNodeTree *ntree, bNode *node, rctf *butr)
+{
+	if(block) {
+		short sx= (butr->xmax-butr->xmin)/5;
+	
+		/*channel space selectors*/
+		uiDefButS(block, ROW,B_NODE_EXEC+node->nr,"C",
+			butr->xmin,butr->ymin,sx,20,&node->custom1,1,1, 0, 0, "All Channels");
+		uiDefButS(block, ROW,B_NODE_EXEC+node->nr,"R",
+			butr->xmin+sx,butr->ymin,sx,20,&node->custom1,1,2, 0, 0, "Red Channel");
+		uiDefButS(block, ROW,B_NODE_EXEC+node->nr,"G",
+			butr->xmin+2*sx,butr->ymin,sx,20,&node->custom1,1,3, 0, 0, "Green Channel");
+		uiDefButS(block, ROW,B_NODE_EXEC+node->nr,"B",
+			butr->xmin+3*sx,butr->ymin,sx,20,&node->custom1,1,4, 0, 0, "Blue Channel");
+		uiDefButS(block, ROW,B_NODE_EXEC+node->nr,"Y",
+			butr->xmin+4*sx,butr->ymin,sx,20,&node->custom1,1,5, 0, 0, "Luminence Channel");
+	}
+	return 20;
+}
+
 
 static int node_composit_buts_map_uv(uiBlock *block, bNodeTree *ntree, bNode *node, rctf *butr)
 {
@@ -1608,6 +1628,9 @@ static void node_composit_set_butfunc(bNodeType *ntype)
 		case CMP_NODE_MATH:
 			ntype->butfunc= node_buts_math;
 			break;
+		case CMP_NODE_VIEW_LEVELS:
+			ntype->butfunc=node_composit_buts_view_levels;
+			break;
 		default:
 			ntype->butfunc= NULL;
 	}