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1 /* | 1 /* |
2 * Copyright 2016 Google Inc. | 2 * Copyright 2016 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 #ifndef GrClipStackClip_DEFINED | 7 #ifndef GrClipStackClip_DEFINED |
8 #define GrClipStackClip_DEFINED | 8 #define GrClipStackClip_DEFINED |
9 | 9 |
10 #include "GrClip.h" | 10 #include "GrClip.h" |
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42 | 42 |
43 private: | 43 private: |
44 static bool PathNeedsSWRenderer(GrContext* context, | 44 static bool PathNeedsSWRenderer(GrContext* context, |
45 bool hasUserStencilSettings, | 45 bool hasUserStencilSettings, |
46 const GrDrawContext*, | 46 const GrDrawContext*, |
47 const SkMatrix& viewMatrix, | 47 const SkMatrix& viewMatrix, |
48 const SkClipStack::Element* element, | 48 const SkClipStack::Element* element, |
49 GrPathRenderer** prOut, | 49 GrPathRenderer** prOut, |
50 bool needsStencil); | 50 bool needsStencil); |
51 | 51 |
52 // Draws the clip into the stencil buffer | |
53 static bool CreateStencilClipMask(GrContext*, | |
54 GrDrawContext*, | |
55 const GrReducedClip&, | |
56 const SkIPoint& clipSpaceToStencilOffset); | |
57 | |
58 // Creates an alpha mask of the clip. The mask is a rasterization of element
s through the | 52 // Creates an alpha mask of the clip. The mask is a rasterization of element
s through the |
59 // rect specified by clipSpaceIBounds. | 53 // rect specified by clipSpaceIBounds. |
60 static sk_sp<GrTexture> CreateAlphaClipMask(GrContext*, | 54 static sk_sp<GrTexture> CreateAlphaClipMask(GrContext*, const GrReducedClip&
); |
61 const GrReducedClip&, | |
62 const SkVector& clipToMaskOffset
); | |
63 | 55 |
64 // Similar to createAlphaClipMask but it rasterizes in SW and uploads to the
result texture. | 56 // Similar to createAlphaClipMask but it rasterizes in SW and uploads to the
result texture. |
65 static sk_sp<GrTexture> CreateSoftwareClipMask(GrTextureProvider*, | 57 static sk_sp<GrTexture> CreateSoftwareClipMask(GrTextureProvider*, const GrR
educedClip&); |
66 const GrReducedClip&, | |
67 const SkVector& clipToMaskOff
set); | |
68 | 58 |
69 static bool UseSWOnlyPath(GrContext*, | 59 static bool UseSWOnlyPath(GrContext*, |
70 bool hasUserStencilSettings, | 60 bool hasUserStencilSettings, |
71 const GrDrawContext*, | 61 const GrDrawContext*, |
72 const SkVector& clipToMaskOffset, | 62 const GrReducedClip&); |
73 const GrReducedClip::ElementList& elements); | |
74 | 63 |
75 static GrTexture* CreateCachedMask(int width, int height, const GrUniqueKey&
key, | 64 static GrTexture* CreateCachedMask(int width, int height, const GrUniqueKey&
key, |
76 bool renderTarget); | 65 bool renderTarget); |
77 | 66 |
78 SkIPoint fOrigin; | 67 SkIPoint fOrigin; |
79 SkAutoTUnref<const SkClipStack> fStack; | 68 SkAutoTUnref<const SkClipStack> fStack; |
80 }; | 69 }; |
81 | 70 |
82 #endif // GrClipStackClip_DEFINED | 71 #endif // GrClipStackClip_DEFINED |
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