SkCoverageMode.h

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/*
 * Copyright 2018 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */
 
#ifndef SkCoverageMode_DEFINED
#define SkCoverageMode_DEFINED
 
enum class SkCoverageMode {
    kUnion,             // A ∪ B    A+B-A*B
    kIntersect,         // A ∩ B    A*B
    kDifference,        // A - B    A*(1-B)
    kReverseDifference, // B - A    B*(1-A)
    kXor,               // A ⊕ B    A+B-2*A*B
 
    kLast = kXor,
};
 
#endif