1 files changed, 84 insertions, 0 deletions
diff --git a/scene/resources/visual_shader_nodes.cpp b/scene/resources/visual_shader_nodes.cpp
index 085c0d0112..704d1b2ea8 100644
--- a/scene/resources/visual_shader_nodes.cpp
+++ b/scene/resources/visual_shader_nodes.cpp
@@ -782,6 +782,90 @@ void VisualShaderNodeTexture::_bind_methods() {
 VisualShaderNodeTexture::VisualShaderNodeTexture() {
 }
 
+////////////// Curve
+
+String VisualShaderNodeCurveTexture::get_caption() const {
+	return "CurveTexture";
+}
+
+int VisualShaderNodeCurveTexture::get_input_port_count() const {
+	return 1;
+}
+
+VisualShaderNodeCurveTexture::PortType VisualShaderNodeCurveTexture::get_input_port_type(int p_port) const {
+	return PORT_TYPE_SCALAR;
+}
+
+String VisualShaderNodeCurveTexture::get_input_port_name(int p_port) const {
+	return String();
+}
+
+int VisualShaderNodeCurveTexture::get_output_port_count() const {
+	return 1;
+}
+
+VisualShaderNodeCurveTexture::PortType VisualShaderNodeCurveTexture::get_output_port_type(int p_port) const {
+	return PORT_TYPE_SCALAR;
+}
+
+String VisualShaderNodeCurveTexture::get_output_port_name(int p_port) const {
+	return String();
+}
+
+void VisualShaderNodeCurveTexture::set_texture(Ref<CurveTexture> p_texture) {
+	texture = p_texture;
+	emit_changed();
+}
+
+Ref<CurveTexture> VisualShaderNodeCurveTexture::get_texture() const {
+	return texture;
+}
+
+Vector<StringName> VisualShaderNodeCurveTexture::get_editable_properties() const {
+	Vector<StringName> props;
+	props.push_back("texture");
+	return props;
+}
+
+String VisualShaderNodeCurveTexture::generate_global(Shader::Mode p_mode, VisualShader::Type p_type, int p_id) const {
+	return "uniform sampler2D " + make_unique_id(p_type, p_id, "curve") + ";\n";
+}
+
+String VisualShaderNodeCurveTexture::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 {
+	if (p_input_vars[0] == String()) {
+		return "\t" + p_output_vars[0] + " = 0.0;\n";
+	}
+	String id = make_unique_id(p_type, p_id, "curve");
+	String code;
+	code += "\t" + p_output_vars[0] + " = texture(" + id + ", vec2(" + p_input_vars[0] + ", 0.0)).r;\n";
+	return code;
+}
+
+Vector<VisualShader::DefaultTextureParam> VisualShaderNodeCurveTexture::get_default_texture_parameters(VisualShader::Type p_type, int p_id) const {
+	VisualShader::DefaultTextureParam dtp;
+	dtp.name = make_unique_id(p_type, p_id, "curve");
+	dtp.param = texture;
+	Vector<VisualShader::DefaultTextureParam> ret;
+	ret.push_back(dtp);
+	return ret;
+}
+
+void VisualShaderNodeCurveTexture::_bind_methods() {
+	ClassDB::bind_method(D_METHOD("set_texture", "texture"), &VisualShaderNodeCurveTexture::set_texture);
+	ClassDB::bind_method(D_METHOD("get_texture"), &VisualShaderNodeCurveTexture::get_texture);
+
+	ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "texture", PROPERTY_HINT_RESOURCE_TYPE, "CurveTexture"), "set_texture", "get_texture");
+}
+
+bool VisualShaderNodeCurveTexture::is_use_prop_slots() const {
+	return true;
+}
+
+VisualShaderNodeCurveTexture::VisualShaderNodeCurveTexture() {
+	simple_decl = true;
+	allow_v_resize = false;
+}
+
 ////////////// Sample3D
 
 int VisualShaderNodeSample3D::get_input_port_count() const {