epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2006 The Android Open Source Project |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 8 | |
| 9 | #include "SkScan.h" |
| 10 | #include "SkBlitter.h" |
reed@google.com | da96563 | 2011-10-13 15:29:01 +0000 | [diff] [blame] | 11 | #include "SkRasterClip.h" |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 12 | |
Yuqian Li | 522101f | 2017-08-04 14:33:17 -0400 | [diff] [blame^] | 13 | std::atomic<bool> gSkUseAnalyticAA{true}; |
Yuqian Li | 550148b | 2017-01-13 10:13:13 -0500 | [diff] [blame] | 14 | std::atomic<bool> gSkForceAnalyticAA{false}; |
| 15 | |
Yuqian Li | 49fd5d5 | 2017-08-03 13:03:03 -0400 | [diff] [blame] | 16 | #if defined(SK_SUPPORT_LEGACY_DELTA_AA) || (defined(_MSC_VER) && !defined(__clang__)) |
Yuqian Li | 2f145bf | 2017-07-27 14:15:09 -0400 | [diff] [blame] | 17 | std::atomic<bool> gSkUseDeltaAA{false}; |
| 18 | #else |
| 19 | std::atomic<bool> gSkUseDeltaAA{true}; |
| 20 | #endif |
Yuqian Li | df60e36 | 2017-07-25 11:26:31 -0400 | [diff] [blame] | 21 | |
| 22 | std::atomic<bool> gSkForceDeltaAA{false}; |
| 23 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 24 | static inline void blitrect(SkBlitter* blitter, const SkIRect& r) { |
| 25 | blitter->blitRect(r.fLeft, r.fTop, r.width(), r.height()); |
| 26 | } |
| 27 | |
| 28 | void SkScan::FillIRect(const SkIRect& r, const SkRegion* clip, |
| 29 | SkBlitter* blitter) { |
| 30 | if (!r.isEmpty()) { |
| 31 | if (clip) { |
| 32 | if (clip->isRect()) { |
| 33 | const SkIRect& clipBounds = clip->getBounds(); |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 34 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 35 | if (clipBounds.contains(r)) { |
| 36 | blitrect(blitter, r); |
| 37 | } else { |
| 38 | SkIRect rr = r; |
| 39 | if (rr.intersect(clipBounds)) { |
| 40 | blitrect(blitter, rr); |
| 41 | } |
| 42 | } |
| 43 | } else { |
| 44 | SkRegion::Cliperator cliper(*clip, r); |
| 45 | const SkIRect& rr = cliper.rect(); |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 46 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 47 | while (!cliper.done()) { |
| 48 | blitrect(blitter, rr); |
| 49 | cliper.next(); |
| 50 | } |
| 51 | } |
| 52 | } else { |
| 53 | blitrect(blitter, r); |
| 54 | } |
| 55 | } |
| 56 | } |
| 57 | |
| 58 | void SkScan::FillXRect(const SkXRect& xr, const SkRegion* clip, |
| 59 | SkBlitter* blitter) { |
| 60 | SkIRect r; |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 61 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 62 | XRect_round(xr, &r); |
| 63 | SkScan::FillIRect(r, clip, blitter); |
| 64 | } |
| 65 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 66 | void SkScan::FillRect(const SkRect& r, const SkRegion* clip, |
| 67 | SkBlitter* blitter) { |
| 68 | SkIRect ir; |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 69 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 70 | r.round(&ir); |
| 71 | SkScan::FillIRect(ir, clip, blitter); |
| 72 | } |
| 73 | |
reed@google.com | da96563 | 2011-10-13 15:29:01 +0000 | [diff] [blame] | 74 | /////////////////////////////////////////////////////////////////////////////// |
| 75 | |
| 76 | void SkScan::FillIRect(const SkIRect& r, const SkRasterClip& clip, |
| 77 | SkBlitter* blitter) { |
| 78 | if (clip.isEmpty() || r.isEmpty()) { |
| 79 | return; |
| 80 | } |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 81 | |
reed@google.com | da96563 | 2011-10-13 15:29:01 +0000 | [diff] [blame] | 82 | if (clip.isBW()) { |
| 83 | FillIRect(r, &clip.bwRgn(), blitter); |
| 84 | return; |
| 85 | } |
| 86 | |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 87 | SkAAClipBlitterWrapper wrapper(clip, blitter); |
| 88 | FillIRect(r, &wrapper.getRgn(), wrapper.getBlitter()); |
reed@google.com | da96563 | 2011-10-13 15:29:01 +0000 | [diff] [blame] | 89 | } |
| 90 | |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 91 | void SkScan::FillXRect(const SkXRect& xr, const SkRasterClip& clip, |
| 92 | SkBlitter* blitter) { |
| 93 | if (clip.isEmpty() || xr.isEmpty()) { |
| 94 | return; |
| 95 | } |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 96 | |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 97 | if (clip.isBW()) { |
| 98 | FillXRect(xr, &clip.bwRgn(), blitter); |
| 99 | return; |
| 100 | } |
| 101 | |
| 102 | SkAAClipBlitterWrapper wrapper(clip, blitter); |
| 103 | FillXRect(xr, &wrapper.getRgn(), wrapper.getBlitter()); |
| 104 | } |
| 105 | |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 106 | void SkScan::FillRect(const SkRect& r, const SkRasterClip& clip, |
| 107 | SkBlitter* blitter) { |
| 108 | if (clip.isEmpty() || r.isEmpty()) { |
| 109 | return; |
| 110 | } |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 111 | |
reed@google.com | 045e62d | 2011-10-24 12:19:46 +0000 | [diff] [blame] | 112 | if (clip.isBW()) { |
| 113 | FillRect(r, &clip.bwRgn(), blitter); |
| 114 | return; |
| 115 | } |
| 116 | |
| 117 | SkAAClipBlitterWrapper wrapper(clip, blitter); |
| 118 | FillRect(r, &wrapper.getRgn(), wrapper.getBlitter()); |
| 119 | } |