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18 lines
648 B

using UnityEditor.Graphing;
namespace UnityEditor.ShaderGraph
{
interface IMayRequireScreenPosition
{
bool RequiresScreenPosition(ShaderStageCapability stageCapability = ShaderStageCapability.All);
}
static class MayRequireScreenPositionExtensions
{
public static bool RequiresScreenPosition(this MaterialSlot slot, ShaderStageCapability stageCapability = ShaderStageCapability.All)
{
var mayRequireScreenPosition = slot as IMayRequireScreenPosition;
return mayRequireScreenPosition != null && mayRequireScreenPosition.RequiresScreenPosition(stageCapability);
}
}
}