made visual shader ports expandable by default if there is only one output port and it's of any vector type

Co-authored-by: QbieShay <cislaghi.ilaria@gmail.com>

6 files changed, 65 insertions, 113 deletions

diff --git a/editor/plugins/visual_shader_editor_plugin.cpp b/editor/plugins/visual_shader_editor_plugin.cpp
index b9b47c475b..d952a7be1e 100644
--- a/editor/plugins/visual_shader_editor_plugin.cpp
+++ b/editor/plugins/visual_shader_editor_plugin.cpp
@@ -859,11 +859,11 @@ void VisualShaderGraphPlugin::add_node(VisualShader::Type p_type, int p_id, bool
 		}
 
 		if (valid_right) {
-			if (vsnode->is_output_port_expandable(i)) {
+			if (expanded_port_counter == 0 && vsnode->is_output_port_expandable(i)) {
 				TextureButton *expand = memnew(TextureButton);
 				expand->set_toggle_mode(true);
-				expand->set_texture_normal(editor->get_editor_theme_icon(SNAME("GuiTreeArrowDown")));
-				expand->set_texture_pressed(editor->get_editor_theme_icon(SNAME("GuiTreeArrowRight")));
+				expand->set_texture_normal(editor->get_editor_theme_icon(SNAME("GuiTreeArrowRight")));
+				expand->set_texture_pressed(editor->get_editor_theme_icon(SNAME("GuiTreeArrowDown")));
 				expand->set_v_size_flags(Control::SIZE_SHRINK_CENTER);
 				expand->set_pressed(vsnode->_is_output_port_expanded(i));
 				expand->connect("pressed", callable_mp(editor, &VisualShaderEditor::_expand_output_port).bind(p_id, i, !vsnode->_is_output_port_expanded(i)), CONNECT_DEFERRED);
@@ -892,6 +892,9 @@ void VisualShaderGraphPlugin::add_node(VisualShader::Type p_type, int p_id, bool
 
 		if (!is_first_hbox) {
 			node->add_child(hb);
+			if (curve_xyz.is_valid()) {
+				node->move_child(hb, 1 + expanded_port_counter);
+			}
 		}
 
 		if (expanded_type != VisualShaderNode::PORT_TYPE_SCALAR) {
diff --git a/scene/resources/visual_shader.cpp b/scene/resources/visual_shader.cpp
index 99f9418027..ea1207605c 100644
--- a/scene/resources/visual_shader.cpp
+++ b/scene/resources/visual_shader.cpp
@@ -251,6 +251,10 @@ bool VisualShaderNode::is_generate_input_var(int p_port) const {
 }
 
 bool VisualShaderNode::is_output_port_expandable(int p_port) const {
+	VisualShaderNode::PortType port = get_output_port_type(p_port);
+	if (get_output_port_count() == 1 && (port == PORT_TYPE_VECTOR_2D || port == PORT_TYPE_VECTOR_3D || port == PORT_TYPE_VECTOR_4D)) {
+		return true;
+	}
 	return false;
 }
 
diff --git a/scene/resources/visual_shader_nodes.cpp b/scene/resources/visual_shader_nodes.cpp
index 4023de9023..71b8af6625 100644
--- a/scene/resources/visual_shader_nodes.cpp
+++ b/scene/resources/visual_shader_nodes.cpp
@@ -51,11 +51,11 @@ VisualShaderNodeVectorBase::PortType VisualShaderNodeVectorBase::get_input_port_
 VisualShaderNodeVectorBase::PortType VisualShaderNodeVectorBase::get_output_port_type(int p_port) const {
 	switch (op_type) {
 		case OP_TYPE_VECTOR_2D:
-			return PORT_TYPE_VECTOR_2D;
+			return p_port == 0 || get_output_port_count() > 1 ? PORT_TYPE_VECTOR_2D : PORT_TYPE_SCALAR;
 		case OP_TYPE_VECTOR_3D:
-			return PORT_TYPE_VECTOR_3D;
+			return p_port == 0 || get_output_port_count() > 1 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 		case OP_TYPE_VECTOR_4D:
-			return PORT_TYPE_VECTOR_4D;
+			return p_port == 0 || get_output_port_count() > 1 ? PORT_TYPE_VECTOR_4D : PORT_TYPE_SCALAR;
 		default:
 			break;
 	}
@@ -379,13 +379,6 @@ String VisualShaderNodeColorConstant::get_output_port_name(int p_port) const {
 	return "";
 }
 
-bool VisualShaderNodeColorConstant::is_output_port_expandable(int p_port) const {
-	if (p_port == 0) {
-		return true;
-	}
-	return false;
-}
-
 String VisualShaderNodeColorConstant::generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview) const {
 	return "	" + p_output_vars[0] + " = " + vformat("vec4(%.6f, %.6f, %.6f, %.6f)", constant.r, constant.g, constant.b, constant.a) + ";\n";
 }
@@ -441,7 +434,7 @@ int VisualShaderNodeVec2Constant::get_output_port_count() const {
 }
 
 VisualShaderNodeVec2Constant::PortType VisualShaderNodeVec2Constant::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_2D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_2D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeVec2Constant::get_output_port_name(int p_port) const {
@@ -503,7 +496,7 @@ int VisualShaderNodeVec3Constant::get_output_port_count() const {
 }
 
 VisualShaderNodeVec3Constant::PortType VisualShaderNodeVec3Constant::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_3D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeVec3Constant::get_output_port_name(int p_port) const {
@@ -565,7 +558,7 @@ int VisualShaderNodeVec4Constant::get_output_port_count() const {
 }
 
 VisualShaderNodeVec4Constant::PortType VisualShaderNodeVec4Constant::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_4D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_4D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeVec4Constant::get_output_port_name(int p_port) const {
@@ -715,12 +708,7 @@ int VisualShaderNodeTexture::get_output_port_count() const {
 }
 
 VisualShaderNodeTexture::PortType VisualShaderNodeTexture::get_output_port_type(int p_port) const {
-	switch (p_port) {
-		case 0:
-			return PORT_TYPE_VECTOR_4D;
-		default:
-			return PORT_TYPE_SCALAR;
-	}
+	return p_port == 0 ? PORT_TYPE_VECTOR_4D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeTexture::get_output_port_name(int p_port) const {
@@ -732,13 +720,6 @@ String VisualShaderNodeTexture::get_output_port_name(int p_port) const {
 	}
 }
 
-bool VisualShaderNodeTexture::is_output_port_expandable(int p_port) const {
-	if (p_port == 0) {
-		return true;
-	}
-	return false;
-}
-
 bool VisualShaderNodeTexture::is_input_port_default(int p_port, Shader::Mode p_mode) const {
 	if (p_mode == Shader::MODE_CANVAS_ITEM || p_mode == Shader::MODE_SPATIAL) {
 		if (p_port == 0) {
@@ -1167,7 +1148,7 @@ int VisualShaderNodeCurveXYZTexture::get_output_port_count() const {
 }
 
 VisualShaderNodeCurveXYZTexture::PortType VisualShaderNodeCurveXYZTexture::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_3D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeCurveXYZTexture::get_output_port_name(int p_port) const {
@@ -1271,13 +1252,6 @@ String VisualShaderNodeSample3D::get_output_port_name(int p_port) const {
 	return "color";
 }
 
-bool VisualShaderNodeSample3D::is_output_port_expandable(int p_port) const {
-	if (p_port == 0) {
-		return true;
-	}
-	return false;
-}
-
 bool VisualShaderNodeSample3D::is_input_port_default(int p_port, Shader::Mode p_mode) const {
 	if (p_mode == Shader::MODE_CANVAS_ITEM || p_mode == Shader::MODE_SPATIAL) {
 		if (p_port == 0) {
@@ -1505,20 +1479,13 @@ int VisualShaderNodeCubemap::get_output_port_count() const {
 }
 
 VisualShaderNodeCubemap::PortType VisualShaderNodeCubemap::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_4D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_4D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeCubemap::get_output_port_name(int p_port) const {
 	return "color";
 }
 
-bool VisualShaderNodeCubemap::is_output_port_expandable(int p_port) const {
-	if (p_port == 0) {
-		return true;
-	}
-	return false;
-}
-
 Vector<VisualShader::DefaultTextureParam> VisualShaderNodeCubemap::get_default_texture_parameters(VisualShader::Type p_type, int p_id) const {
 	VisualShader::DefaultTextureParam dtp;
 	dtp.name = make_unique_id(p_type, p_id, "cube");
@@ -1757,7 +1724,7 @@ int VisualShaderNodeWorldPositionFromDepth::get_output_port_count() const {
 }
 
 VisualShaderNodeWorldPositionFromDepth::PortType VisualShaderNodeWorldPositionFromDepth::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_3D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeWorldPositionFromDepth::get_output_port_name(int p_port) const {
@@ -1824,7 +1791,7 @@ int VisualShaderNodeScreenNormalWorldSpace::get_output_port_count() const {
 }
 
 VisualShaderNodeScreenNormalWorldSpace::PortType VisualShaderNodeScreenNormalWorldSpace::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_3D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeScreenNormalWorldSpace::get_output_port_name(int p_port) const {
@@ -2407,7 +2374,7 @@ int VisualShaderNodeColorOp::get_output_port_count() const {
 }
 
 VisualShaderNodeColorOp::PortType VisualShaderNodeColorOp::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_3D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeColorOp::get_output_port_name(int p_port) const {
@@ -2680,7 +2647,7 @@ int VisualShaderNodeTransformVecMult::get_output_port_count() const {
 }
 
 VisualShaderNodeTransformVecMult::PortType VisualShaderNodeTransformVecMult::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_3D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeTransformVecMult::get_output_port_name(int p_port) const {
@@ -3228,7 +3195,7 @@ int VisualShaderNodeColorFunc::get_output_port_count() const {
 }
 
 VisualShaderNodeColorFunc::PortType VisualShaderNodeColorFunc::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_3D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeColorFunc::get_output_port_name(int p_port) const {
@@ -3454,7 +3421,7 @@ int VisualShaderNodeUVFunc::get_output_port_count() const {
 }
 
 VisualShaderNodeUVFunc::PortType VisualShaderNodeUVFunc::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_2D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_2D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeUVFunc::get_output_port_name(int p_port) const {
@@ -3590,7 +3557,7 @@ int VisualShaderNodeUVPolarCoord::get_output_port_count() const {
 }
 
 VisualShaderNodeUVPolarCoord::PortType VisualShaderNodeUVPolarCoord::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_2D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_2D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeUVPolarCoord::get_output_port_name(int p_port) const {
@@ -3807,11 +3774,11 @@ int VisualShaderNodeDerivativeFunc::get_output_port_count() const {
 VisualShaderNodeDerivativeFunc::PortType VisualShaderNodeDerivativeFunc::get_output_port_type(int p_port) const {
 	switch (op_type) {
 		case OP_TYPE_VECTOR_2D:
-			return PORT_TYPE_VECTOR_2D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_2D : PORT_TYPE_SCALAR;
 		case OP_TYPE_VECTOR_3D:
-			return PORT_TYPE_VECTOR_3D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 		case OP_TYPE_VECTOR_4D:
-			return PORT_TYPE_VECTOR_4D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_4D : PORT_TYPE_SCALAR;
 		default:
 			break;
 	}
@@ -4013,11 +3980,11 @@ VisualShaderNodeClamp::PortType VisualShaderNodeClamp::get_output_port_type(int
 		case OP_TYPE_UINT:
 			return PORT_TYPE_SCALAR_UINT;
 		case OP_TYPE_VECTOR_2D:
-			return PORT_TYPE_VECTOR_2D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_2D : PORT_TYPE_SCALAR;
 		case OP_TYPE_VECTOR_3D:
-			return PORT_TYPE_VECTOR_3D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 		case OP_TYPE_VECTOR_4D:
-			return PORT_TYPE_VECTOR_4D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_4D : PORT_TYPE_SCALAR;
 		default:
 			break;
 	}
@@ -4277,17 +4244,14 @@ int VisualShaderNodeStep::get_output_port_count() const {
 VisualShaderNodeStep::PortType VisualShaderNodeStep::get_output_port_type(int p_port) const {
 	switch (op_type) {
 		case OP_TYPE_VECTOR_2D:
-			return PORT_TYPE_VECTOR_2D;
 		case OP_TYPE_VECTOR_2D_SCALAR:
-			return PORT_TYPE_VECTOR_2D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_2D : PORT_TYPE_SCALAR;
 		case OP_TYPE_VECTOR_3D:
-			return PORT_TYPE_VECTOR_3D;
 		case OP_TYPE_VECTOR_3D_SCALAR:
-			return PORT_TYPE_VECTOR_3D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 		case OP_TYPE_VECTOR_4D:
-			return PORT_TYPE_VECTOR_4D;
 		case OP_TYPE_VECTOR_4D_SCALAR:
-			return PORT_TYPE_VECTOR_4D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_4D : PORT_TYPE_SCALAR;
 		default:
 			break;
 	}
@@ -4436,17 +4400,14 @@ int VisualShaderNodeSmoothStep::get_output_port_count() const {
 VisualShaderNodeSmoothStep::PortType VisualShaderNodeSmoothStep::get_output_port_type(int p_port) const {
 	switch (op_type) {
 		case OP_TYPE_VECTOR_2D:
-			return PORT_TYPE_VECTOR_2D;
 		case OP_TYPE_VECTOR_2D_SCALAR:
-			return PORT_TYPE_VECTOR_2D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_2D : PORT_TYPE_SCALAR;
 		case OP_TYPE_VECTOR_3D:
-			return PORT_TYPE_VECTOR_3D;
 		case OP_TYPE_VECTOR_3D_SCALAR:
-			return PORT_TYPE_VECTOR_3D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 		case OP_TYPE_VECTOR_4D:
-			return PORT_TYPE_VECTOR_4D;
 		case OP_TYPE_VECTOR_4D_SCALAR:
-			return PORT_TYPE_VECTOR_4D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_4D : PORT_TYPE_SCALAR;
 		default:
 			break;
 	}
@@ -4728,17 +4689,14 @@ int VisualShaderNodeMix::get_output_port_count() const {
 VisualShaderNodeMix::PortType VisualShaderNodeMix::get_output_port_type(int p_port) const {
 	switch (op_type) {
 		case OP_TYPE_VECTOR_2D:
-			return PORT_TYPE_VECTOR_2D;
 		case OP_TYPE_VECTOR_2D_SCALAR:
-			return PORT_TYPE_VECTOR_2D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_2D : PORT_TYPE_SCALAR;
 		case OP_TYPE_VECTOR_3D:
-			return PORT_TYPE_VECTOR_3D;
 		case OP_TYPE_VECTOR_3D_SCALAR:
-			return PORT_TYPE_VECTOR_3D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 		case OP_TYPE_VECTOR_4D:
-			return PORT_TYPE_VECTOR_4D;
 		case OP_TYPE_VECTOR_4D_SCALAR:
-			return PORT_TYPE_VECTOR_4D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_4D : PORT_TYPE_SCALAR;
 		default:
 			break;
 	}
@@ -5811,13 +5769,6 @@ String VisualShaderNodeColorParameter::get_output_port_name(int p_port) const {
 	return "color";
 }
 
-bool VisualShaderNodeColorParameter::is_output_port_expandable(int p_port) const {
-	if (p_port == 0) {
-		return true;
-	}
-	return false;
-}
-
 void VisualShaderNodeColorParameter::set_default_value_enabled(bool p_enabled) {
 	if (default_value_enabled == p_enabled) {
 		return;
@@ -5913,11 +5864,11 @@ int VisualShaderNodeVec2Parameter::get_output_port_count() const {
 }
 
 VisualShaderNodeVec2Parameter::PortType VisualShaderNodeVec2Parameter::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_2D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_2D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeVec2Parameter::get_output_port_name(int p_port) const {
-	return String();
+	return "vector";
 }
 
 void VisualShaderNodeVec2Parameter::set_default_value_enabled(bool p_enabled) {
@@ -6013,11 +5964,11 @@ int VisualShaderNodeVec3Parameter::get_output_port_count() const {
 }
 
 VisualShaderNodeVec3Parameter::PortType VisualShaderNodeVec3Parameter::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_3D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeVec3Parameter::get_output_port_name(int p_port) const {
-	return ""; //no output port means the editor will be used as port
+	return "vector";
 }
 
 void VisualShaderNodeVec3Parameter::set_default_value_enabled(bool p_enabled) {
@@ -6113,11 +6064,11 @@ int VisualShaderNodeVec4Parameter::get_output_port_count() const {
 }
 
 VisualShaderNodeVec4Parameter::PortType VisualShaderNodeVec4Parameter::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_4D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_4D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeVec4Parameter::get_output_port_name(int p_port) const {
-	return ""; // No output port means the editor will be used as port.
+	return "vector";
 }
 
 void VisualShaderNodeVec4Parameter::set_default_value_enabled(bool p_enabled) {
@@ -6881,7 +6832,7 @@ int VisualShaderNodeIf::get_output_port_count() const {
 }
 
 VisualShaderNodeIf::PortType VisualShaderNodeIf::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_3D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeIf::get_output_port_name(int p_port) const {
@@ -6976,11 +6927,11 @@ VisualShaderNodeSwitch::PortType VisualShaderNodeSwitch::get_output_port_type(in
 		case OP_TYPE_UINT:
 			return PORT_TYPE_SCALAR_UINT;
 		case OP_TYPE_VECTOR_2D:
-			return PORT_TYPE_VECTOR_2D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_2D : PORT_TYPE_SCALAR;
 		case OP_TYPE_VECTOR_3D:
-			return PORT_TYPE_VECTOR_3D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 		case OP_TYPE_VECTOR_4D:
-			return PORT_TYPE_VECTOR_4D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_4D : PORT_TYPE_SCALAR;
 		case OP_TYPE_BOOLEAN:
 			return PORT_TYPE_BOOLEAN;
 		case OP_TYPE_TRANSFORM:
@@ -7608,11 +7559,11 @@ int VisualShaderNodeMultiplyAdd::get_output_port_count() const {
 VisualShaderNodeMultiplyAdd::PortType VisualShaderNodeMultiplyAdd::get_output_port_type(int p_port) const {
 	switch (op_type) {
 		case OP_TYPE_VECTOR_2D:
-			return PORT_TYPE_VECTOR_2D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_2D : PORT_TYPE_SCALAR;
 		case OP_TYPE_VECTOR_3D:
-			return PORT_TYPE_VECTOR_3D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 		case OP_TYPE_VECTOR_4D:
-			return PORT_TYPE_VECTOR_4D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_4D : PORT_TYPE_SCALAR;
 		default:
 			break;
 	}
diff --git a/scene/resources/visual_shader_nodes.h b/scene/resources/visual_shader_nodes.h
index 97d8df3c0b..67e2c4633d 100644
--- a/scene/resources/visual_shader_nodes.h
+++ b/scene/resources/visual_shader_nodes.h
@@ -241,7 +241,6 @@ public:
 	virtual int get_output_port_count() const override;
 	virtual PortType get_output_port_type(int p_port) const override;
 	virtual String get_output_port_name(int p_port) const override;
-	virtual bool is_output_port_expandable(int p_port) const override;
 
 	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const override;
 
@@ -418,7 +417,6 @@ public:
 	virtual int get_output_port_count() const override;
 	virtual PortType get_output_port_type(int p_port) const override;
 	virtual String get_output_port_name(int p_port) const override;
-	virtual bool is_output_port_expandable(int p_port) const override;
 
 	virtual bool is_input_port_default(int p_port, Shader::Mode p_mode) const override;
 
@@ -537,7 +535,6 @@ public:
 	virtual int get_output_port_count() const override;
 	virtual PortType get_output_port_type(int p_port) const override;
 	virtual String get_output_port_name(int p_port) const override;
-	virtual bool is_output_port_expandable(int p_port) const override;
 
 	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const override;
 
@@ -633,7 +630,6 @@ public:
 	virtual int get_output_port_count() const override;
 	virtual PortType get_output_port_type(int p_port) const override;
 	virtual String get_output_port_name(int p_port) const override;
-	virtual bool is_output_port_expandable(int p_port) const override;
 
 	virtual Vector<VisualShader::DefaultTextureParam> get_default_texture_parameters(VisualShader::Type p_type, int p_id) const override;
 	virtual String generate_global(Shader::Mode p_mode, VisualShader::Type p_type, int p_id) const override;
@@ -2196,8 +2192,6 @@ public:
 	virtual PortType get_output_port_type(int p_port) const override;
 	virtual String get_output_port_name(int p_port) const override;
 
-	bool is_output_port_expandable(int p_port) const override;
-
 	virtual String generate_global(Shader::Mode p_mode, VisualShader::Type p_type, int p_id) const override;
 	virtual String generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview = false) const override;
 
diff --git a/scene/resources/visual_shader_particle_nodes.cpp b/scene/resources/visual_shader_particle_nodes.cpp
index cfea6e21ee..5ff1f79a22 100644
--- a/scene/resources/visual_shader_particle_nodes.cpp
+++ b/scene/resources/visual_shader_particle_nodes.cpp
@@ -40,9 +40,9 @@ int VisualShaderNodeParticleEmitter::get_output_port_count() const {
 
 VisualShaderNodeParticleEmitter::PortType VisualShaderNodeParticleEmitter::get_output_port_type(int p_port) const {
 	if (mode_2d) {
-		return PORT_TYPE_VECTOR_2D;
+		return p_port == 0 ? PORT_TYPE_VECTOR_2D : PORT_TYPE_SCALAR;
 	}
-	return PORT_TYPE_VECTOR_3D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeParticleEmitter::get_output_port_name(int p_port) const {
@@ -785,7 +785,7 @@ int VisualShaderNodeParticleMultiplyByAxisAngle::get_output_port_count() const {
 }
 
 VisualShaderNodeParticleMultiplyByAxisAngle::PortType VisualShaderNodeParticleMultiplyByAxisAngle::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_3D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeParticleMultiplyByAxisAngle::get_output_port_name(int p_port) const {
@@ -859,7 +859,7 @@ int VisualShaderNodeParticleConeVelocity::get_output_port_count() const {
 }
 
 VisualShaderNodeParticleConeVelocity::PortType VisualShaderNodeParticleConeVelocity::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_3D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeParticleConeVelocity::get_output_port_name(int p_port) const {
@@ -929,11 +929,11 @@ int VisualShaderNodeParticleRandomness::get_output_port_count() const {
 VisualShaderNodeParticleRandomness::PortType VisualShaderNodeParticleRandomness::get_output_port_type(int p_port) const {
 	switch (op_type) {
 		case OP_TYPE_VECTOR_2D:
-			return PORT_TYPE_VECTOR_2D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_2D : PORT_TYPE_SCALAR;
 		case OP_TYPE_VECTOR_3D:
-			return PORT_TYPE_VECTOR_3D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 		case OP_TYPE_VECTOR_4D:
-			return PORT_TYPE_VECTOR_4D;
+			return p_port == 0 ? PORT_TYPE_VECTOR_4D : PORT_TYPE_SCALAR;
 		default:
 			break;
 	}
@@ -1079,7 +1079,7 @@ int VisualShaderNodeParticleAccelerator::get_output_port_count() const {
 }
 
 VisualShaderNodeParticleAccelerator::PortType VisualShaderNodeParticleAccelerator::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_3D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeParticleAccelerator::get_output_port_name(int p_port) const {
diff --git a/scene/resources/visual_shader_sdf_nodes.cpp b/scene/resources/visual_shader_sdf_nodes.cpp
index eb9e53e6ae..6e2af8a1e5 100644
--- a/scene/resources/visual_shader_sdf_nodes.cpp
+++ b/scene/resources/visual_shader_sdf_nodes.cpp
@@ -53,7 +53,7 @@ int VisualShaderNodeSDFToScreenUV::get_output_port_count() const {
 }
 
 VisualShaderNodeSDFToScreenUV::PortType VisualShaderNodeSDFToScreenUV::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_2D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_2D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeSDFToScreenUV::get_output_port_name(int p_port) const {
@@ -90,7 +90,7 @@ int VisualShaderNodeScreenUVToSDF::get_output_port_count() const {
 }
 
 VisualShaderNodeScreenUVToSDF::PortType VisualShaderNodeScreenUVToSDF::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_2D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_2D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeScreenUVToSDF::get_output_port_name(int p_port) const {
@@ -171,7 +171,7 @@ int VisualShaderNodeTextureSDFNormal::get_output_port_count() const {
 }
 
 VisualShaderNodeTextureSDFNormal::PortType VisualShaderNodeTextureSDFNormal::get_output_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_2D;
+	return p_port == 0 ? PORT_TYPE_VECTOR_2D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeTextureSDFNormal::get_output_port_name(int p_port) const {