added diffuse and specular as inputs to visual shader

scene/resources/visual_shader.cpp

@@ -1087,6 +1087,8 @@ const VisualShaderNodeInput::Port VisualShaderNodeInput::ports[] = {
 	{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "attenuation", "ATTENUATION" },
 	{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "albedo", "ALBEDO" },
 	{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "transmission", "TRANSMISSION" },
+	{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "diffuse", "DIFFUSE_LIGHT" },
+	{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "specular", "SPECULAR_LIGHT" },
 	{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_SCALAR, "roughness", "ROUGHNESS" },
 
 	{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_TRANSFORM, "world", "WORLD_MATRIX" },