commit-bot@chromium.org | c4b21e6 | 2014-04-11 18:33:31 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2014 Google Inc. |
| 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 | |
commit-bot@chromium.org | 506db0b | 2014-04-08 23:31:35 +0000 | [diff] [blame] | 8 | #include "SkRecordDraw.h" |
mtklein | 5ad6ee1 | 2014-08-11 08:08:43 -0700 | [diff] [blame] | 9 | #include "SkTSort.h" |
commit-bot@chromium.org | 506db0b | 2014-04-08 23:31:35 +0000 | [diff] [blame] | 10 | |
mtklein | 5ad6ee1 | 2014-08-11 08:08:43 -0700 | [diff] [blame] | 11 | void SkRecordDraw(const SkRecord& record, |
| 12 | SkCanvas* canvas, |
| 13 | const SkBBoxHierarchy* bbh, |
| 14 | SkDrawPictureCallback* callback) { |
Mike Klein | c11530e | 2014-06-24 11:29:06 -0400 | [diff] [blame] | 15 | SkAutoCanvasRestore saveRestore(canvas, true /*save now, restore at exit*/); |
mtklein | 5ad6ee1 | 2014-08-11 08:08:43 -0700 | [diff] [blame] | 16 | |
| 17 | if (NULL != bbh) { |
| 18 | SkASSERT(bbh->getCount() == SkToInt(record.count())); |
| 19 | |
| 20 | // Draw only ops that affect pixels in the canvas's current clip. |
| 21 | SkIRect devBounds; |
| 22 | canvas->getClipDeviceBounds(&devBounds); |
| 23 | SkTDArray<void*> ops; |
| 24 | bbh->search(devBounds, &ops); |
| 25 | |
| 26 | // Until we start filling in real bounds, we should get every op back. |
| 27 | SkASSERT(ops.count() == SkToInt(record.count())); |
| 28 | |
| 29 | // FIXME: QuadTree doesn't send these back in the order we inserted them. :( |
mtklein | 03bde3e | 2014-08-12 07:01:25 -0700 | [diff] [blame^] | 30 | // Also remove the sort in SkPictureData::getActiveOps()? |
mtklein | 5ad6ee1 | 2014-08-11 08:08:43 -0700 | [diff] [blame] | 31 | if (ops.count() > 0) { |
| 32 | SkTQSort(ops.begin(), ops.end() - 1, SkTCompareLT<void*>()); |
Mike Klein | c11530e | 2014-06-24 11:29:06 -0400 | [diff] [blame] | 33 | } |
mtklein | 5ad6ee1 | 2014-08-11 08:08:43 -0700 | [diff] [blame] | 34 | |
| 35 | SkRecords::Draw draw(canvas); |
| 36 | for (int i = 0; i < ops.count(); i++) { |
| 37 | if (NULL != callback && callback->abortDrawing()) { |
| 38 | return; |
| 39 | } |
| 40 | record.visit<void>((uintptr_t)ops[i], draw); // See FillBounds below. |
| 41 | } |
| 42 | } else { |
| 43 | // Draw all ops. |
| 44 | for (SkRecords::Draw draw(canvas); draw.index() < record.count(); draw.next()) { |
| 45 | if (NULL != callback && callback->abortDrawing()) { |
| 46 | return; |
| 47 | } |
| 48 | record.visit<void>(draw.index(), draw); |
| 49 | } |
commit-bot@chromium.org | 73b55eb | 2014-04-14 20:35:12 +0000 | [diff] [blame] | 50 | } |
commit-bot@chromium.org | 27f6b0d | 2014-05-09 14:59:29 +0000 | [diff] [blame] | 51 | } |
commit-bot@chromium.org | d9ce2be | 2014-04-09 23:30:28 +0000 | [diff] [blame] | 52 | |
commit-bot@chromium.org | 27f6b0d | 2014-05-09 14:59:29 +0000 | [diff] [blame] | 53 | namespace SkRecords { |
commit-bot@chromium.org | 73b55eb | 2014-04-14 20:35:12 +0000 | [diff] [blame] | 54 | |
mtklein | 7cdc1ee | 2014-07-07 10:41:04 -0700 | [diff] [blame] | 55 | // FIXME: SkBitmaps are stateful, so we need to copy them to play back in multiple threads. |
| 56 | static SkBitmap shallow_copy(const SkBitmap& bitmap) { |
| 57 | return bitmap; |
| 58 | } |
| 59 | |
commit-bot@chromium.org | 2e0c32a | 2014-04-28 16:19:45 +0000 | [diff] [blame] | 60 | // NoOps draw nothing. |
commit-bot@chromium.org | 27f6b0d | 2014-05-09 14:59:29 +0000 | [diff] [blame] | 61 | template <> void Draw::draw(const NoOp&) {} |
commit-bot@chromium.org | 73b55eb | 2014-04-14 20:35:12 +0000 | [diff] [blame] | 62 | |
commit-bot@chromium.org | 27f6b0d | 2014-05-09 14:59:29 +0000 | [diff] [blame] | 63 | #define DRAW(T, call) template <> void Draw::draw(const T& r) { fCanvas->call; } |
commit-bot@chromium.org | 73b55eb | 2014-04-14 20:35:12 +0000 | [diff] [blame] | 64 | DRAW(Restore, restore()); |
Florin Malita | 5f6102d | 2014-06-30 10:13:28 -0400 | [diff] [blame] | 65 | DRAW(Save, save()); |
commit-bot@chromium.org | 73b55eb | 2014-04-14 20:35:12 +0000 | [diff] [blame] | 66 | DRAW(SaveLayer, saveLayer(r.bounds, r.paint, r.flags)); |
| 67 | DRAW(PopCull, popCull()); |
commit-bot@chromium.org | 88c3e27 | 2014-04-22 16:57:20 +0000 | [diff] [blame] | 68 | DRAW(PushCull, pushCull(r.rect)); |
commit-bot@chromium.org | 73b55eb | 2014-04-14 20:35:12 +0000 | [diff] [blame] | 69 | DRAW(Clear, clear(r.color)); |
| 70 | DRAW(Concat, concat(r.matrix)); |
commit-bot@chromium.org | 99bd7d8 | 2014-05-19 15:51:12 +0000 | [diff] [blame] | 71 | DRAW(SetMatrix, setMatrix(SkMatrix::Concat(fInitialCTM, r.matrix))); |
commit-bot@chromium.org | 73b55eb | 2014-04-14 20:35:12 +0000 | [diff] [blame] | 72 | |
| 73 | DRAW(ClipPath, clipPath(r.path, r.op, r.doAA)); |
| 74 | DRAW(ClipRRect, clipRRect(r.rrect, r.op, r.doAA)); |
| 75 | DRAW(ClipRect, clipRect(r.rect, r.op, r.doAA)); |
| 76 | DRAW(ClipRegion, clipRegion(r.region, r.op)); |
| 77 | |
mtklein | 7cdc1ee | 2014-07-07 10:41:04 -0700 | [diff] [blame] | 78 | DRAW(DrawBitmap, drawBitmap(shallow_copy(r.bitmap), r.left, r.top, r.paint)); |
| 79 | DRAW(DrawBitmapMatrix, drawBitmapMatrix(shallow_copy(r.bitmap), r.matrix, r.paint)); |
| 80 | DRAW(DrawBitmapNine, drawBitmapNine(shallow_copy(r.bitmap), r.center, r.dst, r.paint)); |
| 81 | DRAW(DrawBitmapRectToRect, |
| 82 | drawBitmapRectToRect(shallow_copy(r.bitmap), r.src, r.dst, r.paint, r.flags)); |
commit-bot@chromium.org | 73b55eb | 2014-04-14 20:35:12 +0000 | [diff] [blame] | 83 | DRAW(DrawDRRect, drawDRRect(r.outer, r.inner, r.paint)); |
| 84 | DRAW(DrawOval, drawOval(r.oval, r.paint)); |
| 85 | DRAW(DrawPaint, drawPaint(r.paint)); |
| 86 | DRAW(DrawPath, drawPath(r.path, r.paint)); |
dandov | 963137b | 2014-08-07 07:49:53 -0700 | [diff] [blame] | 87 | DRAW(DrawPatch, drawPatch(r.patch, r.paint)); |
reed | d5fa1a4 | 2014-08-09 11:08:05 -0700 | [diff] [blame] | 88 | DRAW(DrawPicture, drawPicture(r.picture, r.matrix, r.paint)); |
commit-bot@chromium.org | 73b55eb | 2014-04-14 20:35:12 +0000 | [diff] [blame] | 89 | DRAW(DrawPoints, drawPoints(r.mode, r.count, r.pts, r.paint)); |
| 90 | DRAW(DrawPosText, drawPosText(r.text, r.byteLength, r.pos, r.paint)); |
| 91 | DRAW(DrawPosTextH, drawPosTextH(r.text, r.byteLength, r.xpos, r.y, r.paint)); |
| 92 | DRAW(DrawRRect, drawRRect(r.rrect, r.paint)); |
| 93 | DRAW(DrawRect, drawRect(r.rect, r.paint)); |
mtklein | 7cdc1ee | 2014-07-07 10:41:04 -0700 | [diff] [blame] | 94 | DRAW(DrawSprite, drawSprite(shallow_copy(r.bitmap), r.left, r.top, r.paint)); |
commit-bot@chromium.org | 73b55eb | 2014-04-14 20:35:12 +0000 | [diff] [blame] | 95 | DRAW(DrawText, drawText(r.text, r.byteLength, r.x, r.y, r.paint)); |
| 96 | DRAW(DrawTextOnPath, drawTextOnPath(r.text, r.byteLength, r.path, r.matrix, r.paint)); |
| 97 | DRAW(DrawVertices, drawVertices(r.vmode, r.vertexCount, r.vertices, r.texs, r.colors, |
| 98 | r.xmode.get(), r.indices, r.indexCount, r.paint)); |
| 99 | #undef DRAW |
| 100 | |
mtklein | 5ad6ee1 | 2014-08-11 08:08:43 -0700 | [diff] [blame] | 101 | |
| 102 | // This is an SkRecord visitor that fills an SkBBoxHierarchy. |
| 103 | class FillBounds : SkNoncopyable { |
| 104 | public: |
| 105 | explicit FillBounds(SkBBoxHierarchy* bbh) : fBBH(bbh), fIndex(0) {} |
| 106 | ~FillBounds() { fBBH->flushDeferredInserts(); } |
| 107 | |
| 108 | uintptr_t index() const { return fIndex; } |
| 109 | void next() { ++fIndex; } |
| 110 | |
| 111 | template <typename T> void operator()(const T& r) { |
| 112 | // MakeLargest() is a trivially safe default for ops that haven't been bounded yet. |
| 113 | this->insert(this->index(), SkIRect::MakeLargest()); |
| 114 | } |
| 115 | |
| 116 | private: |
| 117 | void insert(uintptr_t opIndex, const SkIRect& bounds) { |
| 118 | fBBH->insert((void*)opIndex, bounds, true/*ok to defer*/); |
| 119 | } |
| 120 | |
| 121 | SkBBoxHierarchy* fBBH; // Unowned. The BBH is guaranteed to be ref'd for our lifetime. |
| 122 | uintptr_t fIndex; |
| 123 | }; |
| 124 | |
commit-bot@chromium.org | 27f6b0d | 2014-05-09 14:59:29 +0000 | [diff] [blame] | 125 | } // namespace SkRecords |
mtklein | 5ad6ee1 | 2014-08-11 08:08:43 -0700 | [diff] [blame] | 126 | |
| 127 | void SkRecordFillBounds(const SkRecord& record, SkBBoxHierarchy* bbh) { |
| 128 | SkASSERT(NULL != bbh); |
| 129 | for(SkRecords::FillBounds fb(bbh); fb.index() < record.count(); fb.next()) { |
| 130 | record.visit<void>(fb.index(), fb); |
| 131 | } |
| 132 | } |