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/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkShadowFlags_DEFINED
#define SkShadowFlags_DEFINED
// A set of flags shared between the SkAmbientShadowMaskFilter and the SkSpotShadowMaskFilter
enum SkShadowFlags {
kNone_ShadowFlag = 0x00,
/** The occluding object is not opaque. Knowing that the occluder is opaque allows
* us to cull shadow geometry behind it and improve performance. */
kTransparentOccluder_ShadowFlag = 0x01,
/** Use a larger umbra for a darker shadow */
kLargerUmbra_ShadowFlag = 0x02,
/** Use a Gaussian for the edge function rather than smoothstep */
kGaussianEdge_ShadowFlag = 0x04,
/** mask for all shadow flags */
kAll_ShadowFlag = 0x07
};
#endif
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