joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2015 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 | |
Brian Salomon | 344ec42 | 2016-12-15 10:58:41 -0500 | [diff] [blame] | 8 | #ifndef GrAtlasTextOp_DEFINED |
| 9 | #define GrAtlasTextOp_DEFINED |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 10 | |
Brian Salomon | 8952743 | 2016-12-16 09:52:16 -0500 | [diff] [blame] | 11 | #include "ops/GrMeshDrawOp.h" |
Herb Derby | 26cbe51 | 2018-05-24 14:39:01 -0400 | [diff] [blame] | 12 | #include "text/GrTextContext.h" |
joshualitt | e804292 | 2015-12-11 06:11:21 -0800 | [diff] [blame] | 13 | #include "text/GrDistanceFieldAdjustTable.h" |
Robert Phillips | c4039ea | 2018-03-01 11:36:45 -0500 | [diff] [blame] | 14 | #include "text/GrGlyphCache.h" |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 15 | |
Brian Salomon | cbcb0a1 | 2017-11-19 13:20:13 -0500 | [diff] [blame] | 16 | class SkAtlasTextTarget; |
Robert Phillips | 7c525e6 | 2018-06-12 10:11:12 -0400 | [diff] [blame] | 17 | class GrContext; |
Brian Salomon | cbcb0a1 | 2017-11-19 13:20:13 -0500 | [diff] [blame] | 18 | |
Brian Salomon | 44acb5b | 2017-07-18 19:59:24 -0400 | [diff] [blame] | 19 | class GrAtlasTextOp final : public GrMeshDrawOp { |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 20 | public: |
Brian Salomon | 25a8809 | 2016-12-01 09:36:50 -0500 | [diff] [blame] | 21 | DEFINE_OP_CLASS_ID |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 22 | |
Brian Salomon | f833478 | 2017-01-03 09:42:58 -0500 | [diff] [blame] | 23 | ~GrAtlasTextOp() override { |
| 24 | for (int i = 0; i < fGeoCount; i++) { |
| 25 | fGeoData[i].fBlob->unref(); |
| 26 | } |
| 27 | } |
| 28 | |
Herb Derby | 8624059 | 2018-05-24 16:12:31 -0400 | [diff] [blame] | 29 | static const int kVerticesPerGlyph = GrTextBlob::kVerticesPerGlyph; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 30 | static const int kIndicesPerGlyph = 6; |
| 31 | |
Herb Derby | 8624059 | 2018-05-24 16:12:31 -0400 | [diff] [blame] | 32 | typedef GrTextBlob Blob; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 33 | struct Geometry { |
joshualitt | 8e0ef29 | 2016-02-19 14:13:03 -0800 | [diff] [blame] | 34 | SkMatrix fViewMatrix; |
Jim Van Verth | 58c3cce | 2017-10-19 15:50:24 -0400 | [diff] [blame] | 35 | SkIRect fClipRect; |
| 36 | Blob* fBlob; |
joshualitt | 8e0ef29 | 2016-02-19 14:13:03 -0800 | [diff] [blame] | 37 | SkScalar fX; |
| 38 | SkScalar fY; |
Jim Van Verth | 56c3714 | 2017-10-31 14:44:25 -0400 | [diff] [blame] | 39 | uint16_t fRun; |
| 40 | uint16_t fSubRun; |
Jim Van Verth | 58c3cce | 2017-10-19 15:50:24 -0400 | [diff] [blame] | 41 | GrColor fColor; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 42 | }; |
| 43 | |
Robert Phillips | 7c525e6 | 2018-06-12 10:11:12 -0400 | [diff] [blame] | 44 | static std::unique_ptr<GrAtlasTextOp> MakeBitmap(GrContext* context, |
| 45 | GrPaint&& paint, |
| 46 | GrMaskFormat maskFormat, |
| 47 | int glyphCount, |
| 48 | bool needsTransform); |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 49 | |
Brian Salomon | f833478 | 2017-01-03 09:42:58 -0500 | [diff] [blame] | 50 | static std::unique_ptr<GrAtlasTextOp> MakeDistanceField( |
Robert Phillips | 7c525e6 | 2018-06-12 10:11:12 -0400 | [diff] [blame] | 51 | GrContext* context, |
| 52 | GrPaint&& paint, |
| 53 | int glyphCount, |
| 54 | const GrDistanceFieldAdjustTable* distanceAdjustTable, |
| 55 | bool useGammaCorrectDistanceTable, |
| 56 | SkColor luminanceColor, |
| 57 | const SkSurfaceProps& props, |
| 58 | bool isAntiAliased, |
| 59 | bool useLCD); |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 60 | |
Brian Salomon | 344ec42 | 2016-12-15 10:58:41 -0500 | [diff] [blame] | 61 | // To avoid even the initial copy of the struct, we have a getter for the first item which |
| 62 | // is used to seed the op with its initial geometry. After seeding, the client should call |
| 63 | // init() so the op can initialize itself |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 64 | Geometry& geometry() { return fGeoData[0]; } |
| 65 | |
Brian Salomon | 5c6ac64 | 2017-12-19 11:09:32 -0500 | [diff] [blame] | 66 | /** Called after this->geometry() has been configured. */ |
| 67 | void init(); |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 68 | |
Brian Salomon | 344ec42 | 2016-12-15 10:58:41 -0500 | [diff] [blame] | 69 | const char* name() const override { return "AtlasTextOp"; } |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 70 | |
Robert Phillips | e4fda6c | 2018-02-21 12:10:41 -0500 | [diff] [blame] | 71 | void visitProxies(const VisitProxyFunc& func) const override; |
Robert Phillips | b493eeb | 2017-09-13 13:10:52 -0400 | [diff] [blame] | 72 | |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 73 | SkString dumpInfo() const override; |
| 74 | |
Brian Salomon | 44acb5b | 2017-07-18 19:59:24 -0400 | [diff] [blame] | 75 | FixedFunctionFlags fixedFunctionFlags() const override; |
| 76 | |
Brian Osman | 532b3f9 | 2018-07-11 10:02:07 -0400 | [diff] [blame] | 77 | RequiresDstTexture finalize(const GrCaps& caps, const GrAppliedClip* clip) override; |
Brian Salomon | 44acb5b | 2017-07-18 19:59:24 -0400 | [diff] [blame] | 78 | |
Brian Salomon | cbcb0a1 | 2017-11-19 13:20:13 -0500 | [diff] [blame] | 79 | enum MaskType { |
| 80 | kGrayscaleCoverageMask_MaskType, |
| 81 | kLCDCoverageMask_MaskType, |
| 82 | kColorBitmapMask_MaskType, |
| 83 | kAliasedDistanceField_MaskType, |
| 84 | kGrayscaleDistanceField_MaskType, |
| 85 | kLCDDistanceField_MaskType, |
| 86 | kLCDBGRDistanceField_MaskType, |
| 87 | }; |
| 88 | |
| 89 | MaskType maskType() const { return fMaskType; } |
| 90 | |
Brian Salomon | 778a2c9 | 2017-11-27 12:18:04 -0500 | [diff] [blame] | 91 | void finalizeForTextTarget(uint32_t color, const GrCaps&); |
| 92 | void executeForTextTarget(SkAtlasTextTarget*); |
Brian Salomon | cbcb0a1 | 2017-11-19 13:20:13 -0500 | [diff] [blame] | 93 | |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 94 | private: |
Robert Phillips | 7c525e6 | 2018-06-12 10:11:12 -0400 | [diff] [blame] | 95 | friend class GrOpMemoryPool; // for ctor |
| 96 | |
Jim Van Verth | c8a65e3 | 2017-10-25 14:25:27 -0400 | [diff] [blame] | 97 | // The minimum number of Geometry we will try to allocate. |
Jim Van Verth | 56c3714 | 2017-10-31 14:44:25 -0400 | [diff] [blame] | 98 | static constexpr auto kMinGeometryAllocated = 12; |
Jim Van Verth | c8a65e3 | 2017-10-25 14:25:27 -0400 | [diff] [blame] | 99 | |
Robert Phillips | 5a66efb | 2018-03-07 15:13:18 -0500 | [diff] [blame] | 100 | GrAtlasTextOp(GrPaint&& paint) |
Brian Salomon | 44acb5b | 2017-07-18 19:59:24 -0400 | [diff] [blame] | 101 | : INHERITED(ClassID()) |
Jim Van Verth | c8a65e3 | 2017-10-25 14:25:27 -0400 | [diff] [blame] | 102 | , fGeoDataAllocSize(kMinGeometryAllocated) |
Brian Salomon | 44acb5b | 2017-07-18 19:59:24 -0400 | [diff] [blame] | 103 | , fProcessors(std::move(paint)) {} |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 104 | |
| 105 | struct FlushInfo { |
Brian Salomon | 344ec42 | 2016-12-15 10:58:41 -0500 | [diff] [blame] | 106 | sk_sp<const GrBuffer> fVertexBuffer; |
| 107 | sk_sp<const GrBuffer> fIndexBuffer; |
Hal Canary | 144caf5 | 2016-11-07 17:57:18 -0500 | [diff] [blame] | 108 | sk_sp<GrGeometryProcessor> fGeometryProcessor; |
Brian Salomon | 44acb5b | 2017-07-18 19:59:24 -0400 | [diff] [blame] | 109 | const GrPipeline* fPipeline; |
Brian Salomon | 7eae3e0 | 2018-08-07 14:02:38 +0000 | [diff] [blame] | 110 | GrPipeline::FixedDynamicState* fFixedDynamicState; |
Brian Salomon | 344ec42 | 2016-12-15 10:58:41 -0500 | [diff] [blame] | 111 | int fGlyphsToFlush; |
| 112 | int fVertexOffset; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 113 | }; |
| 114 | |
Brian Salomon | 91326c3 | 2017-08-09 16:02:19 -0400 | [diff] [blame] | 115 | void onPrepareDraws(Target*) override; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 116 | |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 117 | GrMaskFormat maskFormat() const { |
| 118 | switch (fMaskType) { |
| 119 | case kLCDCoverageMask_MaskType: |
| 120 | return kA565_GrMaskFormat; |
| 121 | case kColorBitmapMask_MaskType: |
| 122 | return kARGB_GrMaskFormat; |
| 123 | case kGrayscaleCoverageMask_MaskType: |
Jim Van Verth | 90e89b3 | 2017-07-06 16:36:55 -0400 | [diff] [blame] | 124 | case kAliasedDistanceField_MaskType: |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 125 | case kGrayscaleDistanceField_MaskType: |
| 126 | case kLCDDistanceField_MaskType: |
Jim Van Verth | 90e89b3 | 2017-07-06 16:36:55 -0400 | [diff] [blame] | 127 | case kLCDBGRDistanceField_MaskType: |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 128 | return kA8_GrMaskFormat; |
| 129 | } |
Brian Salomon | 344ec42 | 2016-12-15 10:58:41 -0500 | [diff] [blame] | 130 | return kA8_GrMaskFormat; // suppress warning |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 131 | } |
| 132 | |
| 133 | bool usesDistanceFields() const { |
Jim Van Verth | 90e89b3 | 2017-07-06 16:36:55 -0400 | [diff] [blame] | 134 | return kAliasedDistanceField_MaskType == fMaskType || |
| 135 | kGrayscaleDistanceField_MaskType == fMaskType || |
| 136 | kLCDDistanceField_MaskType == fMaskType || |
| 137 | kLCDBGRDistanceField_MaskType == fMaskType; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 138 | } |
| 139 | |
| 140 | bool isLCD() const { |
Jim Van Verth | 90e89b3 | 2017-07-06 16:36:55 -0400 | [diff] [blame] | 141 | return kLCDCoverageMask_MaskType == fMaskType || |
| 142 | kLCDDistanceField_MaskType == fMaskType || |
| 143 | kLCDBGRDistanceField_MaskType == fMaskType; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 144 | } |
| 145 | |
Brian Salomon | e5b399e | 2017-07-19 13:50:54 -0400 | [diff] [blame] | 146 | inline void flush(GrMeshDrawOp::Target* target, FlushInfo* flushInfo) const; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 147 | |
Brian Osman | 0906825 | 2018-01-03 09:57:29 -0500 | [diff] [blame] | 148 | GrColor color() const { SkASSERT(fGeoCount > 0); return fGeoData[0].fColor; } |
Brian Salomon | 344ec42 | 2016-12-15 10:58:41 -0500 | [diff] [blame] | 149 | bool usesLocalCoords() const { return fUsesLocalCoords; } |
| 150 | int numGlyphs() const { return fNumGlyphs; } |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 151 | |
Brian Salomon | 7eae3e0 | 2018-08-07 14:02:38 +0000 | [diff] [blame] | 152 | CombineResult onCombineIfPossible(GrOp* t, const GrCaps& caps) override; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 153 | |
Jim Van Verth | cbeae03 | 2018-05-16 14:54:41 -0400 | [diff] [blame] | 154 | sk_sp<GrGeometryProcessor> setupDfProcessor(const sk_sp<GrTextureProxy>* proxies, |
| 155 | unsigned int numActiveProxies) const; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 156 | |
Brian Salomon | 44acb5b | 2017-07-18 19:59:24 -0400 | [diff] [blame] | 157 | SkAutoSTMalloc<kMinGeometryAllocated, Geometry> fGeoData; |
Jim Van Verth | c8a65e3 | 2017-10-25 14:25:27 -0400 | [diff] [blame] | 158 | int fGeoDataAllocSize; |
Brian Salomon | 44acb5b | 2017-07-18 19:59:24 -0400 | [diff] [blame] | 159 | GrProcessorSet fProcessors; |
Jim Van Verth | cf838c7 | 2018-03-05 14:40:36 -0500 | [diff] [blame] | 160 | struct { |
| 161 | uint32_t fUsesLocalCoords : 1; |
| 162 | uint32_t fCanCombineOnTouchOrOverlap : 1; |
| 163 | uint32_t fUseGammaCorrectDistanceTable : 1; |
Jim Van Verth | b515ae7 | 2018-05-23 16:44:55 -0400 | [diff] [blame] | 164 | uint32_t fNeedsGlyphTransform : 1; |
Jim Van Verth | cf838c7 | 2018-03-05 14:40:36 -0500 | [diff] [blame] | 165 | }; |
Brian Salomon | 44acb5b | 2017-07-18 19:59:24 -0400 | [diff] [blame] | 166 | int fGeoCount; |
| 167 | int fNumGlyphs; |
| 168 | MaskType fMaskType; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 169 | // Distance field properties |
Hal Canary | 144caf5 | 2016-11-07 17:57:18 -0500 | [diff] [blame] | 170 | sk_sp<const GrDistanceFieldAdjustTable> fDistanceAdjustTable; |
Jim Van Verth | bc2cdd1 | 2017-06-08 11:14:35 -0400 | [diff] [blame] | 171 | SkColor fLuminanceColor; |
Brian Salomon | 5c6ac64 | 2017-12-19 11:09:32 -0500 | [diff] [blame] | 172 | uint32_t fDFGPFlags = 0; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 173 | |
Brian Salomon | 44acb5b | 2017-07-18 19:59:24 -0400 | [diff] [blame] | 174 | typedef GrMeshDrawOp INHERITED; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 175 | }; |
| 176 | |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 177 | #endif |