Merge remote-tracking branch 'origin/blender-v3.0-release'

3 files changed, 15 insertions, 2 deletions

diff --git a/source/blender/nodes/NOD_math_functions.hh b/source/blender/nodes/NOD_math_functions.hh
index 9443be820d1..86ff8cab3e9 100644
--- a/source/blender/nodes/NOD_math_functions.hh
+++ b/source/blender/nodes/NOD_math_functions.hh
@@ -193,7 +193,7 @@ inline bool try_dispatch_float_math_fl_fl_fl_to_fl(const int operation, Callback
     case NODE_MATH_SMOOTH_MIN:
       return dispatch([](float a, float b, float c) { return smoothminf(a, b, c); });
     case NODE_MATH_SMOOTH_MAX:
-      return dispatch([](float a, float b, float c) { return -smoothminf(-a, -b, -c); });
+      return dispatch([](float a, float b, float c) { return -smoothminf(-a, -b, c); });
     case NODE_MATH_WRAP:
       return dispatch([](float a, float b, float c) { return wrapf(a, b, c); });
   }
diff --git a/source/blender/nodes/NOD_node_declaration.hh b/source/blender/nodes/NOD_node_declaration.hh
index 1481e69c00e..e9f2996bb30 100644
--- a/source/blender/nodes/NOD_node_declaration.hh
+++ b/source/blender/nodes/NOD_node_declaration.hh
@@ -89,6 +89,7 @@ class SocketDeclaration {
   bool is_multi_input_ = false;
   bool no_mute_links_ = false;
   bool is_attribute_name_ = false;
+  bool is_default_link_socket_ = false;
 
   InputSocketFieldType input_field_type_ = InputSocketFieldType::None;
   OutputFieldDependency output_field_dependency_;
@@ -107,6 +108,7 @@ class SocketDeclaration {
   StringRefNull description() const;
   StringRefNull identifier() const;
   bool is_attribute_name() const;
+  bool is_default_link_socket() const;
 
   InputSocketFieldType input_field_type() const;
   const OutputFieldDependency &output_field_dependency() const;
@@ -171,6 +173,12 @@ class SocketDeclarationBuilder : public BaseSocketDeclarationBuilder {
     return *(Self *)this;
   }
 
+  Self &is_default_link_socket(bool value = true)
+  {
+    decl_->is_default_link_socket_ = value;
+    return *(Self *)this;
+  }
+
   /** The input socket allows passing in a field. */
   Self &supports_field()
   {
@@ -363,6 +371,11 @@ inline bool SocketDeclaration::is_attribute_name() const
   return is_attribute_name_;
 }
 
+inline bool SocketDeclaration::is_default_link_socket() const
+{
+  return is_default_link_socket_;
+}
+
 inline InputSocketFieldType SocketDeclaration::input_field_type() const
 {
   return input_field_type_;
diff --git a/source/blender/nodes/shader/nodes/node_shader_curves.cc b/source/blender/nodes/shader/nodes/node_shader_curves.cc
index f8f0ee97eae..7ce5150bf85 100644
--- a/source/blender/nodes/shader/nodes/node_shader_curves.cc
+++ b/source/blender/nodes/shader/nodes/node_shader_curves.cc
@@ -357,7 +357,7 @@ static void sh_node_curve_float_declare(NodeDeclarationBuilder &b)
       .max(1.0f)
       .default_value(1.0f)
       .subtype(PROP_FACTOR);
-  b.add_input<decl::Float>(N_("Value")).default_value(1.0f);
+  b.add_input<decl::Float>(N_("Value")).default_value(1.0f).is_default_link_socket();
   b.add_output<decl::Float>(N_("Value"));
 };