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1 /* | 1 /* |
2 * Copyright 2010 Google Inc. | 2 * Copyright 2010 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 | 7 |
8 #ifndef GrClip_DEFINED | 8 #ifndef GrClip_DEFINED |
9 #define GrClip_DEFINED | 9 #define GrClip_DEFINED |
10 | 10 |
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37 /** | 37 /** |
38 * The device bounds of the clip defaults to the scissor rect, but a tighter
bounds (based | 38 * The device bounds of the clip defaults to the scissor rect, but a tighter
bounds (based |
39 * on the known effect of the stencil values) can be provided. | 39 * on the known effect of the stencil values) can be provided. |
40 */ | 40 */ |
41 void makeScissoredStencil(const SkIRect& scissor, const SkRect* deviceBounds
= nullptr) { | 41 void makeScissoredStencil(const SkIRect& scissor, const SkRect* deviceBounds
= nullptr) { |
42 fClipCoverageFP = nullptr; | 42 fClipCoverageFP = nullptr; |
43 fScissorState.set(scissor); | 43 fScissorState.set(scissor); |
44 fHasStencilClip = true; | 44 fHasStencilClip = true; |
45 if (deviceBounds) { | 45 if (deviceBounds) { |
46 fDeviceBounds = *deviceBounds; | 46 fDeviceBounds = *deviceBounds; |
47 SkASSERT(scissor.contains(*deviceBounds)) | 47 SkASSERT(scissor.contains(*deviceBounds)); |
48 } else { | 48 } else { |
49 fDeviceBounds = SkRect::Make(scissor); | 49 fDeviceBounds = SkRect::Make(scissor); |
50 } | 50 } |
51 } | 51 } |
52 | 52 |
53 void makeFPBased(sk_sp<GrFragmentProcessor> fp, const SkRect& deviceBounds)
{ | 53 void makeFPBased(sk_sp<GrFragmentProcessor> fp, const SkRect& deviceBounds)
{ |
54 fClipCoverageFP = fp; | 54 fClipCoverageFP = fp; |
55 fScissorState.setDisabled(); | 55 fScissorState.setDisabled(); |
56 fHasStencilClip = false; | 56 fHasStencilClip = false; |
57 fDeviceBounds = deviceBounds; | 57 fDeviceBounds = deviceBounds; |
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68 * The device bounds of the clip defaults to the scissor rect, but a tighter
bounds (based | 68 * The device bounds of the clip defaults to the scissor rect, but a tighter
bounds (based |
69 * on the known effect of the fragment processor) can be provided. | 69 * on the known effect of the fragment processor) can be provided. |
70 */ | 70 */ |
71 void makeScissoredFPBased(sk_sp<GrFragmentProcessor> fp, const SkIRect& scis
sor, | 71 void makeScissoredFPBased(sk_sp<GrFragmentProcessor> fp, const SkIRect& scis
sor, |
72 const SkRect* deviceBounds = nullptr) { | 72 const SkRect* deviceBounds = nullptr) { |
73 fClipCoverageFP = fp; | 73 fClipCoverageFP = fp; |
74 fScissorState.set(scissor); | 74 fScissorState.set(scissor); |
75 fHasStencilClip = false; | 75 fHasStencilClip = false; |
76 if (deviceBounds) { | 76 if (deviceBounds) { |
77 fDeviceBounds = *deviceBounds; | 77 fDeviceBounds = *deviceBounds; |
78 SkASSERT(scissor.contains(*deviceBounds)) | 78 SkASSERT(scissor.contains(*deviceBounds)); |
79 } else { | 79 } else { |
80 fDeviceBounds = SkRect::Make(scissor); | 80 fDeviceBounds = SkRect::Make(scissor); |
81 } | 81 } |
82 } | 82 } |
83 | 83 |
84 /** | 84 /** |
85 * Returns the device bounds of the applied clip. Ideally this considers the
combined effect of | 85 * Returns the device bounds of the applied clip. Ideally this considers the
combined effect of |
86 * all clipping techniques in play (scissor, stencil, and/or coverage fp). | 86 * all clipping techniques in play (scissor, stencil, and/or coverage fp). |
87 */ | 87 */ |
88 const SkRect& deviceBounds() const { return fDeviceBounds; } | 88 const SkRect& deviceBounds() const { return fDeviceBounds; } |
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297 bool useHWAA, | 297 bool useHWAA, |
298 bool hasUserStencilSettings, | 298 bool hasUserStencilSettings, |
299 GrAppliedClip* out) const final; | 299 GrAppliedClip* out) const final; |
300 | 300 |
301 private: | 301 private: |
302 SkIPoint fOrigin; | 302 SkIPoint fOrigin; |
303 SkAutoTUnref<const SkClipStack> fStack; | 303 SkAutoTUnref<const SkClipStack> fStack; |
304 }; | 304 }; |
305 | 305 |
306 #endif | 306 #endif |
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