Fixed the texture preview to work with multi-output node-based textures.

2 files changed, 28 insertions, 5 deletions

diff --git a/source/blender/makesrna/intern/rna_texture.c b/source/blender/makesrna/intern/rna_texture.c
index 76cb9986306..a5737536b7d 100644
--- a/source/blender/makesrna/intern/rna_texture.c
+++ b/source/blender/makesrna/intern/rna_texture.c
@@ -110,6 +110,30 @@ static void rna_TextureSlot_name_get(PointerRNA *ptr, char *str)
 		strcpy(str, "");
 }
 
+static int rna_TextureSlot_output_node_get(PointerRNA *ptr)
+{
+	MTex *mtex= ptr->data;
+	Tex *tex= mtex->tex;
+	int cur= mtex->which_output;
+	
+	if(tex) {
+		bNodeTree *ntree= tex->nodetree;
+		bNode *node;
+		if(ntree) {
+			for(node= ntree->nodes.first; node; node= node->next) {
+				if(node->type == TEX_NODE_OUTPUT) {
+					if(cur == node->custom1)
+						return cur;
+				}
+			}
+		}
+	}
+	
+	mtex->which_output= 0;
+	return 0;
+}
+
+
 static EnumPropertyItem *rna_TextureSlot_output_node_itemf(bContext *C, PointerRNA *ptr, int *free)
 {
 	MTex *mtex= ptr->data;
@@ -117,11 +141,9 @@ static EnumPropertyItem *rna_TextureSlot_output_node_itemf(bContext *C, PointerR
 	EnumPropertyItem *item= NULL;
 	int totitem= 0;
 	
-	if(tex)
-	{
+	if(tex) {
 		bNodeTree *ntree= tex->nodetree;
-		if(ntree)
-		{
+		if(ntree) {
 			EnumPropertyItem tmp= {0, "", 0, "", ""};
 			bNode *node;
 			
@@ -433,7 +455,7 @@ static void rna_def_mtex(BlenderRNA *brna)
 	prop= RNA_def_property(srna, "output_node", PROP_ENUM, PROP_NONE);
 	RNA_def_property_enum_sdna(prop, NULL, "which_output");
 	RNA_def_property_enum_items(prop, output_node_items);
-	RNA_def_property_enum_funcs(prop, NULL, NULL, "rna_TextureSlot_output_node_itemf");
+	RNA_def_property_enum_funcs(prop, "rna_TextureSlot_output_node_get", NULL, "rna_TextureSlot_output_node_itemf");
 	RNA_def_property_ui_text(prop, "Output Node", "Which output node to use, for node-based textures.");
 	RNA_def_property_update(prop, NC_TEXTURE, NULL);
 }
diff --git a/source/blender/makesrna/intern/rna_ui_api.c b/source/blender/makesrna/intern/rna_ui_api.c
index f9287bddc10..82694098e69 100644
--- a/source/blender/makesrna/intern/rna_ui_api.c
+++ b/source/blender/makesrna/intern/rna_ui_api.c
@@ -244,6 +244,7 @@ void RNA_api_ui_layout(StructRNA *srna)
 	parm= RNA_def_pointer(func, "id", "ID", "", "ID datablock.");
 	RNA_def_property_flag(parm, PROP_REQUIRED);
 	parm= RNA_def_pointer(func, "parent", "ID", "", "ID datablock.");
+	parm= RNA_def_pointer(func, "slot", "TextureSlot", "", "Texture slot.");
 
 	func= RNA_def_function(srna, "template_curve_mapping", "uiTemplateCurveMapping");
 	parm= RNA_def_pointer(func, "curvemap", "CurveMapping", "", "Curve mapping pointer.");