Change output port of `VisualShaderNodeColorUniform` to vec4

editor/plugins/visual_shader_editor_plugin.cpp

@@ -5041,8 +5041,8 @@ VisualShaderEditor::VisualShaderEditor() {
 	add_options.push_back(AddOption("Screen", "Color", "Operators", "VisualShaderNodeColorOp", TTR("Screen operator."), { VisualShaderNodeColorOp::OP_SCREEN }, VisualShaderNode::PORT_TYPE_VECTOR_3D));
 	add_options.push_back(AddOption("SoftLight", "Color", "Operators", "VisualShaderNodeColorOp", TTR("SoftLight operator."), { VisualShaderNodeColorOp::OP_SOFT_LIGHT }, VisualShaderNode::PORT_TYPE_VECTOR_3D));
 
-	add_options.push_back(AddOption("ColorConstant", "Color", "Variables", "VisualShaderNodeColorConstant", TTR("Color constant.")));
-	add_options.push_back(AddOption("ColorUniform", "Color", "Variables", "VisualShaderNodeColorUniform", TTR("Color uniform.")));
+	add_options.push_back(AddOption("ColorConstant", "Color", "Variables", "VisualShaderNodeColorConstant", TTR("Color constant."), {}, VisualShaderNode::PORT_TYPE_VECTOR_4D));
+	add_options.push_back(AddOption("ColorUniform", "Color", "Variables", "VisualShaderNodeColorUniform", TTR("Color uniform."), {}, VisualShaderNode::PORT_TYPE_VECTOR_4D));
 
 	// COMMON
 
@@ -5368,25 +5368,25 @@ VisualShaderEditor::VisualShaderEditor() {
 	add_options.push_back(AddOption("UVFunc", "Textures", "Common", "VisualShaderNodeUVFunc", TTR("Function to be applied on texture coordinates."), {}, VisualShaderNode::PORT_TYPE_VECTOR_2D));
 
 	cubemap_node_option_idx = add_options.size();
-	add_options.push_back(AddOption("CubeMap", "Textures", "Functions", "VisualShaderNodeCubemap", TTR("Perform the cubic texture lookup.")));
+	add_options.push_back(AddOption("CubeMap", "Textures", "Functions", "VisualShaderNodeCubemap", TTR("Perform the cubic texture lookup."), {}, VisualShaderNode::PORT_TYPE_VECTOR_4D));
 	curve_node_option_idx = add_options.size();
-	add_options.push_back(AddOption("CurveTexture", "Textures", "Functions", "VisualShaderNodeCurveTexture", TTR("Perform the curve texture lookup.")));
+	add_options.push_back(AddOption("CurveTexture", "Textures", "Functions", "VisualShaderNodeCurveTexture", TTR("Perform the curve texture lookup."), {}, VisualShaderNode::PORT_TYPE_SCALAR));
 	curve_xyz_node_option_idx = add_options.size();
-	add_options.push_back(AddOption("CurveXYZTexture", "Textures", "Functions", "VisualShaderNodeCurveXYZTexture", TTR("Perform the three components curve texture lookup.")));
+	add_options.push_back(AddOption("CurveXYZTexture", "Textures", "Functions", "VisualShaderNodeCurveXYZTexture", TTR("Perform the three components curve texture lookup."), {}, VisualShaderNode::PORT_TYPE_VECTOR_3D));
 	texture2d_node_option_idx = add_options.size();
-	add_options.push_back(AddOption("Texture2D", "Textures", "Functions", "VisualShaderNodeTexture", TTR("Perform the 2D texture lookup.")));
+	add_options.push_back(AddOption("Texture2D", "Textures", "Functions", "VisualShaderNodeTexture", TTR("Perform the 2D texture lookup."), {}, VisualShaderNode::PORT_TYPE_VECTOR_4D));
 	texture2d_array_node_option_idx = add_options.size();
-	add_options.push_back(AddOption("Texture2DArray", "Textures", "Functions", "VisualShaderNodeTexture2DArray", TTR("Perform the 2D-array texture lookup.")));
+	add_options.push_back(AddOption("Texture2DArray", "Textures", "Functions", "VisualShaderNodeTexture2DArray", TTR("Perform the 2D-array texture lookup."), {}, VisualShaderNode::PORT_TYPE_VECTOR_4D));
 	texture3d_node_option_idx = add_options.size();
-	add_options.push_back(AddOption("Texture3D", "Textures", "Functions", "VisualShaderNodeTexture3D", TTR("Perform the 3D texture lookup.")));
+	add_options.push_back(AddOption("Texture3D", "Textures", "Functions", "VisualShaderNodeTexture3D", TTR("Perform the 3D texture lookup."), {}, VisualShaderNode::PORT_TYPE_VECTOR_4D));
 	add_options.push_back(AddOption("UVPanning", "Textures", "Functions", "VisualShaderNodeUVFunc", TTR("Apply panning function on texture coordinates."), { VisualShaderNodeUVFunc::FUNC_PANNING }, VisualShaderNode::PORT_TYPE_VECTOR_2D));
 	add_options.push_back(AddOption("UVScaling", "Textures", "Functions", "VisualShaderNodeUVFunc", TTR("Apply scaling function on texture coordinates."), { VisualShaderNodeUVFunc::FUNC_SCALING }, VisualShaderNode::PORT_TYPE_VECTOR_2D));
 
-	add_options.push_back(AddOption("CubeMapUniform", "Textures", "Variables", "VisualShaderNodeCubemapUniform", TTR("Cubic texture uniform lookup.")));
-	add_options.push_back(AddOption("TextureUniform", "Textures", "Variables", "VisualShaderNodeTextureUniform", TTR("2D texture uniform lookup.")));
+	add_options.push_back(AddOption("CubeMapUniform", "Textures", "Variables", "VisualShaderNodeCubemapUniform", TTR("Cubic texture uniform lookup."), {}, VisualShaderNode::PORT_TYPE_SAMPLER));
+	add_options.push_back(AddOption("TextureUniform", "Textures", "Variables", "VisualShaderNodeTextureUniform", TTR("2D texture uniform lookup."), {}, VisualShaderNode::PORT_TYPE_SAMPLER));
 	add_options.push_back(AddOption("TextureUniformTriplanar", "Textures", "Variables", "VisualShaderNodeTextureUniformTriplanar", TTR("2D texture uniform lookup with triplanar."), {}, -1, TYPE_FLAGS_FRAGMENT | TYPE_FLAGS_LIGHT, Shader::MODE_SPATIAL));
-	add_options.push_back(AddOption("Texture2DArrayUniform", "Textures", "Variables", "VisualShaderNodeTexture2DArrayUniform", TTR("2D array of textures uniform lookup.")));
-	add_options.push_back(AddOption("Texture3DUniform", "Textures", "Variables", "VisualShaderNodeTexture3DUniform", TTR("3D texture uniform lookup.")));
+	add_options.push_back(AddOption("Texture2DArrayUniform", "Textures", "Variables", "VisualShaderNodeTexture2DArrayUniform", TTR("2D array of textures uniform lookup."), {}, VisualShaderNode::PORT_TYPE_SAMPLER));
+	add_options.push_back(AddOption("Texture3DUniform", "Textures", "Variables", "VisualShaderNodeTexture3DUniform", TTR("3D texture uniform lookup."), {}, VisualShaderNode::PORT_TYPE_SAMPLER));
 
 	// TRANSFORM
 

scene/resources/visual_shader_nodes.cpp

@@ -5104,7 +5104,7 @@ int VisualShaderNodeColorUniform::get_input_port_count() const {
 }
 
 VisualShaderNodeColorUniform::PortType VisualShaderNodeColorUniform::get_input_port_type(int p_port) const {
-	return PORT_TYPE_VECTOR_3D;
+	return PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeColorUniform::get_input_port_name(int p_port) const {
@@ -5112,15 +5112,22 @@ String VisualShaderNodeColorUniform::get_input_port_name(int p_port) const {
 }
 
 int VisualShaderNodeColorUniform::get_output_port_count() const {
-	return 2;
+	return 1;
 }
 
 VisualShaderNodeColorUniform::PortType VisualShaderNodeColorUniform::get_output_port_type(int p_port) const {
-	return p_port == 0 ? PORT_TYPE_VECTOR_3D : PORT_TYPE_SCALAR;
+	return p_port == 0 ? PORT_TYPE_VECTOR_4D : PORT_TYPE_SCALAR;
 }
 
 String VisualShaderNodeColorUniform::get_output_port_name(int p_port) const {
-	return p_port == 0 ? "color" : "alpha"; //no output port means the editor will be used as port
+	return "color";
+}
+
+bool VisualShaderNodeColorUniform::is_output_port_expandable(int p_port) const {
+	if (p_port == 0) {
+		return true;
+	}
+	return false;
 }
 
 void VisualShaderNodeColorUniform::set_default_value_enabled(bool p_enabled) {
@@ -5157,9 +5164,7 @@ String VisualShaderNodeColorUniform::generate_global(Shader::Mode p_mode, Visual
 }
 
 String VisualShaderNodeColorUniform::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 {
-	String code = "	" + p_output_vars[0] + " = " + get_uniform_name() + ".rgb;\n";
-	code += "	" + p_output_vars[1] + " = " + get_uniform_name() + ".a;\n";
-	return code;
+	return "	" + p_output_vars[0] + " = " + get_uniform_name() + ";\n";
 }
 
 bool VisualShaderNodeColorUniform::is_show_prop_names() const {

scene/resources/visual_shader_nodes.h

@@ -1922,6 +1922,8 @@ 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;