Merge branch 'blender-v3.2-release'

3 files changed, 14 insertions, 15 deletions

diff --git a/source/blender/nodes/function/nodes/node_fn_compare.cc b/source/blender/nodes/function/nodes/node_fn_compare.cc
index 7bc9d2d79e8..e3f13dc7d6b 100644
--- a/source/blender/nodes/function/nodes/node_fn_compare.cc
+++ b/source/blender/nodes/function/nodes/node_fn_compare.cc
@@ -487,7 +487,7 @@ static const fn::MultiFunction *get_multi_function(bNode &node)
               static fn::CustomMF_SI_SI_SI_SO<float3, float3, float, bool> fn{
                   "Not Equal - Element-wise",
                   [](float3 a, float3 b, float epsilon) {
-                    return abs(a.x - b.x) > epsilon && abs(a.y - b.y) > epsilon &&
+                    return abs(a.x - b.x) > epsilon || abs(a.y - b.y) > epsilon ||
                            abs(a.z - b.z) > epsilon;
                   },
                   exec_preset_first_two};
@@ -522,7 +522,7 @@ static const fn::MultiFunction *get_multi_function(bNode &node)
           static fn::CustomMF_SI_SI_SI_SO<ColorGeometry4f, ColorGeometry4f, float, bool> fn{
               "Not Equal",
               [](ColorGeometry4f a, ColorGeometry4f b, float epsilon) {
-                return abs(a.r - b.r) > epsilon && abs(a.g - b.g) > epsilon &&
+                return abs(a.r - b.r) > epsilon || abs(a.g - b.g) > epsilon ||
                        abs(a.b - b.b) > epsilon;
               },
               exec_preset_first_two};
diff --git a/source/blender/nodes/function/nodes/node_fn_replace_string.cc b/source/blender/nodes/function/nodes/node_fn_replace_string.cc
index 6abcc79cf29..4b493438a45 100644
--- a/source/blender/nodes/function/nodes/node_fn_replace_string.cc
+++ b/source/blender/nodes/function/nodes/node_fn_replace_string.cc
@@ -15,19 +15,17 @@ static void fn_node_replace_string_declare(NodeDeclarationBuilder &b)
   b.add_output<decl::String>(N_("String"));
 }
 
-static std::string replace_all(std::string str, const std::string &from, const std::string &to)
+static std::string replace_all(const StringRefNull str,
+                               const StringRefNull from,
+                               const StringRefNull to)
 {
-  if (from.length() <= 0) {
+  if (from.is_empty()) {
     return str;
   }
-  const size_t step = to.length() > 0 ? to.length() : 1;
-
-  size_t offset = 0;
-  while ((offset = str.find(from, offset)) != std::string::npos) {
-    str.replace(offset, from.length(), to);
-    offset += step;
-  }
-  return str;
+  char *new_str_ptr = BLI_str_replaceN(str.c_str(), from.c_str(), to.c_str());
+  std::string new_str{new_str_ptr};
+  MEM_freeN(new_str_ptr);
+  return new_str;
 }
 
 static void fn_node_replace_string_build_multi_function(NodeMultiFunctionBuilder &builder)
diff --git a/source/blender/nodes/shader/node_shader_tree.cc b/source/blender/nodes/shader/node_shader_tree.cc
index c5f40a46ca3..ec97637ccd2 100644
--- a/source/blender/nodes/shader/node_shader_tree.cc
+++ b/source/blender/nodes/shader/node_shader_tree.cc
@@ -587,10 +587,11 @@ static bNode *ntree_shader_copy_branch(bNodeTree *ntree,
       }
     }
   }
-  /* Recreate links between copied nodes. */
+  /* Recreate links between copied nodes AND incomming links to the copied nodes. */
   LISTBASE_FOREACH (bNodeLink *, link, &ntree->links) {
-    if (link->fromnode->tmp_flag >= 0 && link->tonode->tmp_flag >= 0) {
-      bNode *fromnode = nodes_copy[link->fromnode->tmp_flag];
+    if (link->tonode->tmp_flag >= 0) {
+      bool from_node_copied = link->fromnode->tmp_flag >= 0;
+      bNode *fromnode = from_node_copied ? nodes_copy[link->fromnode->tmp_flag] : link->fromnode;
       bNode *tonode = nodes_copy[link->tonode->tmp_flag];
       bNodeSocket *fromsock = ntree_shader_node_find_output(fromnode, link->fromsock->identifier);
       bNodeSocket *tosock = ntree_shader_node_find_input(tonode, link->tosock->identifier);