public static void ValidateNode(AbstractMaterialNode node)
{
Type t = node.GetType();
node.ValidateNode();
if (!(node is BlockNode))
{
bool disallowedByAnyTargets = false;
bool disallowedByAllTargets = true;
IEnumerable <Target> targets = node.owner.activeTargets;
if (node.owner.isSubGraph)
{
targets = node.owner.validTargets;
}
foreach (var target in targets)
{
//if at least one target doesnt allow a node, it is considered invalid
if (!target.IsNodeAllowedByTarget(t))
{
disallowedByAnyTargets = true;
node.isValid = false;
node.owner.AddValidationError(node.objectId, $"{node.name} Node is not allowed by {target.displayName} implementation", Rendering.ShaderCompilerMessageSeverity.Warning);
node.owner.m_UnsupportedTargets.Add(target);
}
//at least one target does allow node, not going to be explicitly set inactive
else
{
disallowedByAllTargets = false;
}
}
if (!disallowedByAnyTargets)
{
node.isValid = true;
}
//Set ActiveState based on if all targets disallow this node
if (disallowedByAllTargets)
{
node.SetOverrideActiveState(AbstractMaterialNode.ActiveState.ExplicitInactive);
node.owner.AddValidationError(node.objectId, $"{node.name} Node is not allowed by any active targets, and will not be used in generation", Rendering.ShaderCompilerMessageSeverity.Warning);
}
else
{
node.SetOverrideActiveState(AbstractMaterialNode.ActiveState.Implicit);
}
}
}