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 | |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 11 | #include "src/gpu/ops/GrMeshDrawOp.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 12 | #include "src/gpu/text/GrTextBlob.h" |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 13 | |
Robert Phillips | b97da53 | 2019-02-12 15:24:12 -0500 | [diff] [blame] | 14 | class GrRecordingContext; |
Brian Salomon | cbcb0a1 | 2017-11-19 13:20:13 -0500 | [diff] [blame] | 15 | class SkAtlasTextTarget; |
| 16 | |
Brian Salomon | 44acb5b | 2017-07-18 19:59:24 -0400 | [diff] [blame] | 17 | class GrAtlasTextOp final : public GrMeshDrawOp { |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 18 | public: |
Brian Salomon | 25a8809 | 2016-12-01 09:36:50 -0500 | [diff] [blame] | 19 | DEFINE_OP_CLASS_ID |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 20 | |
Brian Salomon | f833478 | 2017-01-03 09:42:58 -0500 | [diff] [blame] | 21 | ~GrAtlasTextOp() override { |
| 22 | for (int i = 0; i < fGeoCount; i++) { |
| 23 | fGeoData[i].fBlob->unref(); |
| 24 | } |
| 25 | } |
| 26 | |
Herb Derby | 8624059 | 2018-05-24 16:12:31 -0400 | [diff] [blame] | 27 | static const int kVerticesPerGlyph = GrTextBlob::kVerticesPerGlyph; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 28 | static const int kIndicesPerGlyph = 6; |
| 29 | |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 30 | struct Geometry { |
Herb Derby | 1c5be7b | 2019-12-13 12:03:06 -0500 | [diff] [blame] | 31 | SkMatrix fDrawMatrix; |
Brian Osman | cf86085 | 2018-10-31 14:04:39 -0400 | [diff] [blame] | 32 | SkIRect fClipRect; |
Herb Derby | c514e7d | 2019-12-11 17:00:31 -0500 | [diff] [blame] | 33 | GrTextBlob* fBlob; |
Herb Derby | 5bf5b04 | 2019-12-12 16:37:03 -0500 | [diff] [blame] | 34 | SkPoint fDrawOrigin; |
Herb Derby | 660c2ff | 2019-11-14 18:22:41 -0500 | [diff] [blame] | 35 | GrTextBlob::SubRun* fSubRunPtr; |
Brian Osman | cf86085 | 2018-10-31 14:04:39 -0400 | [diff] [blame] | 36 | SkPMColor4f fColor; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 37 | }; |
| 38 | |
Robert Phillips | b97da53 | 2019-02-12 15:24:12 -0500 | [diff] [blame] | 39 | static std::unique_ptr<GrAtlasTextOp> MakeBitmap(GrRecordingContext*, |
| 40 | GrPaint&&, |
| 41 | GrMaskFormat, |
Robert Phillips | 7c525e6 | 2018-06-12 10:11:12 -0400 | [diff] [blame] | 42 | int glyphCount, |
| 43 | bool needsTransform); |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 44 | |
Brian Salomon | f833478 | 2017-01-03 09:42:58 -0500 | [diff] [blame] | 45 | static std::unique_ptr<GrAtlasTextOp> MakeDistanceField( |
Robert Phillips | b97da53 | 2019-02-12 15:24:12 -0500 | [diff] [blame] | 46 | GrRecordingContext*, |
| 47 | GrPaint&&, |
Robert Phillips | 7c525e6 | 2018-06-12 10:11:12 -0400 | [diff] [blame] | 48 | int glyphCount, |
Robert Phillips | 7c525e6 | 2018-06-12 10:11:12 -0400 | [diff] [blame] | 49 | bool useGammaCorrectDistanceTable, |
| 50 | SkColor luminanceColor, |
Robert Phillips | b97da53 | 2019-02-12 15:24:12 -0500 | [diff] [blame] | 51 | const SkSurfaceProps&, |
Robert Phillips | 7c525e6 | 2018-06-12 10:11:12 -0400 | [diff] [blame] | 52 | bool isAntiAliased, |
| 53 | bool useLCD); |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 54 | |
Brian Salomon | 344ec42 | 2016-12-15 10:58:41 -0500 | [diff] [blame] | 55 | // To avoid even the initial copy of the struct, we have a getter for the first item which |
| 56 | // is used to seed the op with its initial geometry. After seeding, the client should call |
| 57 | // init() so the op can initialize itself |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 58 | Geometry& geometry() { return fGeoData[0]; } |
| 59 | |
Brian Salomon | 5c6ac64 | 2017-12-19 11:09:32 -0500 | [diff] [blame] | 60 | /** Called after this->geometry() has been configured. */ |
| 61 | void init(); |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 62 | |
Brian Salomon | 344ec42 | 2016-12-15 10:58:41 -0500 | [diff] [blame] | 63 | const char* name() const override { return "AtlasTextOp"; } |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 64 | |
Chris Dalton | 1706cbf | 2019-05-21 19:35:29 -0600 | [diff] [blame] | 65 | void visitProxies(const VisitProxyFunc& func) const override; |
Robert Phillips | b493eeb | 2017-09-13 13:10:52 -0400 | [diff] [blame] | 66 | |
Brian Osman | 9a390ac | 2018-11-12 09:47:48 -0500 | [diff] [blame] | 67 | #ifdef SK_DEBUG |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 68 | SkString dumpInfo() const override; |
Brian Osman | 9a390ac | 2018-11-12 09:47:48 -0500 | [diff] [blame] | 69 | #endif |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 70 | |
Brian Salomon | 44acb5b | 2017-07-18 19:59:24 -0400 | [diff] [blame] | 71 | FixedFunctionFlags fixedFunctionFlags() const override; |
| 72 | |
Chris Dalton | 6ce447a | 2019-06-23 18:07:38 -0600 | [diff] [blame] | 73 | GrProcessorSet::Analysis finalize(const GrCaps&, const GrAppliedClip*, |
| 74 | bool hasMixedSampledCoverage, GrClampType) override; |
Brian Salomon | 44acb5b | 2017-07-18 19:59:24 -0400 | [diff] [blame] | 75 | |
Brian Salomon | cbcb0a1 | 2017-11-19 13:20:13 -0500 | [diff] [blame] | 76 | enum MaskType { |
| 77 | kGrayscaleCoverageMask_MaskType, |
| 78 | kLCDCoverageMask_MaskType, |
| 79 | kColorBitmapMask_MaskType, |
| 80 | kAliasedDistanceField_MaskType, |
| 81 | kGrayscaleDistanceField_MaskType, |
| 82 | kLCDDistanceField_MaskType, |
| 83 | kLCDBGRDistanceField_MaskType, |
| 84 | }; |
| 85 | |
| 86 | MaskType maskType() const { return fMaskType; } |
| 87 | |
Brian Salomon | 778a2c9 | 2017-11-27 12:18:04 -0500 | [diff] [blame] | 88 | void finalizeForTextTarget(uint32_t color, const GrCaps&); |
| 89 | void executeForTextTarget(SkAtlasTextTarget*); |
Brian Salomon | cbcb0a1 | 2017-11-19 13:20:13 -0500 | [diff] [blame] | 90 | |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 91 | private: |
Robert Phillips | 7c525e6 | 2018-06-12 10:11:12 -0400 | [diff] [blame] | 92 | friend class GrOpMemoryPool; // for ctor |
| 93 | |
Jim Van Verth | c8a65e3 | 2017-10-25 14:25:27 -0400 | [diff] [blame] | 94 | // The minimum number of Geometry we will try to allocate. |
Jim Van Verth | 56c3714 | 2017-10-31 14:44:25 -0400 | [diff] [blame] | 95 | static constexpr auto kMinGeometryAllocated = 12; |
Jim Van Verth | c8a65e3 | 2017-10-25 14:25:27 -0400 | [diff] [blame] | 96 | |
Robert Phillips | 5a66efb | 2018-03-07 15:13:18 -0500 | [diff] [blame] | 97 | GrAtlasTextOp(GrPaint&& paint) |
Brian Salomon | 44acb5b | 2017-07-18 19:59:24 -0400 | [diff] [blame] | 98 | : INHERITED(ClassID()) |
Jim Van Verth | c8a65e3 | 2017-10-25 14:25:27 -0400 | [diff] [blame] | 99 | , fGeoDataAllocSize(kMinGeometryAllocated) |
Brian Salomon | 44acb5b | 2017-07-18 19:59:24 -0400 | [diff] [blame] | 100 | , fProcessors(std::move(paint)) {} |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 101 | |
| 102 | struct FlushInfo { |
Brian Salomon | 344ec42 | 2016-12-15 10:58:41 -0500 | [diff] [blame] | 103 | sk_sp<const GrBuffer> fVertexBuffer; |
| 104 | sk_sp<const GrBuffer> fIndexBuffer; |
Robert Phillips | 7cd0bfe | 2019-11-20 16:08:10 -0500 | [diff] [blame] | 105 | GrGeometryProcessor* fGeometryProcessor; |
Chris Dalton | 304e14d | 2020-03-17 14:29:06 -0600 | [diff] [blame] | 106 | const GrSurfaceProxy** fPrimProcProxies; |
Brian Salomon | 43cbd72 | 2020-01-03 22:09:12 -0500 | [diff] [blame] | 107 | int fGlyphsToFlush = 0; |
| 108 | int fVertexOffset = 0; |
| 109 | int fNumDraws = 0; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 110 | }; |
| 111 | |
Robert Phillips | 2669a7b | 2020-03-12 12:07:19 -0400 | [diff] [blame] | 112 | GrProgramInfo* programInfo() override { |
| 113 | // TODO [PI]: implement |
| 114 | return nullptr; |
| 115 | } |
| 116 | |
Robert Phillips | 4133dc4 | 2020-03-11 15:55:55 -0400 | [diff] [blame] | 117 | void onCreateProgramInfo(const GrCaps*, |
| 118 | SkArenaAlloc*, |
Brian Salomon | 8afde5f | 2020-04-01 16:22:00 -0400 | [diff] [blame^] | 119 | const GrSurfaceProxyView* writeView, |
Robert Phillips | 4133dc4 | 2020-03-11 15:55:55 -0400 | [diff] [blame] | 120 | GrAppliedClip&&, |
| 121 | const GrXferProcessor::DstProxyView&) override { |
| 122 | // TODO [PI]: implement |
| 123 | } |
| 124 | |
Robert Phillips | 2669a7b | 2020-03-12 12:07:19 -0400 | [diff] [blame] | 125 | void onPrePrepareDraws(GrRecordingContext*, |
Brian Salomon | 8afde5f | 2020-04-01 16:22:00 -0400 | [diff] [blame^] | 126 | const GrSurfaceProxyView* writeView, |
Robert Phillips | 2669a7b | 2020-03-12 12:07:19 -0400 | [diff] [blame] | 127 | GrAppliedClip*, |
| 128 | const GrXferProcessor::DstProxyView&) override { |
| 129 | // TODO [PI]: implement |
| 130 | } |
| 131 | |
Brian Salomon | 91326c3 | 2017-08-09 16:02:19 -0400 | [diff] [blame] | 132 | void onPrepareDraws(Target*) override; |
Chris Dalton | 07cdcfc9 | 2019-02-26 11:13:22 -0700 | [diff] [blame] | 133 | void onExecute(GrOpFlushState*, const SkRect& chainBounds) override; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 134 | |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 135 | GrMaskFormat maskFormat() const { |
| 136 | switch (fMaskType) { |
| 137 | case kLCDCoverageMask_MaskType: |
| 138 | return kA565_GrMaskFormat; |
| 139 | case kColorBitmapMask_MaskType: |
| 140 | return kARGB_GrMaskFormat; |
| 141 | case kGrayscaleCoverageMask_MaskType: |
Jim Van Verth | 90e89b3 | 2017-07-06 16:36:55 -0400 | [diff] [blame] | 142 | case kAliasedDistanceField_MaskType: |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 143 | case kGrayscaleDistanceField_MaskType: |
| 144 | case kLCDDistanceField_MaskType: |
Jim Van Verth | 90e89b3 | 2017-07-06 16:36:55 -0400 | [diff] [blame] | 145 | case kLCDBGRDistanceField_MaskType: |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 146 | return kA8_GrMaskFormat; |
| 147 | } |
Brian Salomon | 344ec42 | 2016-12-15 10:58:41 -0500 | [diff] [blame] | 148 | return kA8_GrMaskFormat; // suppress warning |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 149 | } |
| 150 | |
| 151 | bool usesDistanceFields() const { |
Jim Van Verth | 90e89b3 | 2017-07-06 16:36:55 -0400 | [diff] [blame] | 152 | return kAliasedDistanceField_MaskType == fMaskType || |
| 153 | kGrayscaleDistanceField_MaskType == fMaskType || |
| 154 | kLCDDistanceField_MaskType == fMaskType || |
| 155 | kLCDBGRDistanceField_MaskType == fMaskType; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 156 | } |
| 157 | |
| 158 | bool isLCD() const { |
Jim Van Verth | 90e89b3 | 2017-07-06 16:36:55 -0400 | [diff] [blame] | 159 | return kLCDCoverageMask_MaskType == fMaskType || |
| 160 | kLCDDistanceField_MaskType == fMaskType || |
| 161 | kLCDBGRDistanceField_MaskType == fMaskType; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 162 | } |
| 163 | |
Herb Derby | 4513cdd | 2020-01-31 13:28:49 -0500 | [diff] [blame] | 164 | inline void createDrawForGeneratedGlyphs( |
| 165 | GrMeshDrawOp::Target* target, FlushInfo* flushInfo) const; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 166 | |
Brian Osman | cf86085 | 2018-10-31 14:04:39 -0400 | [diff] [blame] | 167 | const SkPMColor4f& color() const { SkASSERT(fGeoCount > 0); return fGeoData[0].fColor; } |
Brian Salomon | 344ec42 | 2016-12-15 10:58:41 -0500 | [diff] [blame] | 168 | bool usesLocalCoords() const { return fUsesLocalCoords; } |
| 169 | int numGlyphs() const { return fNumGlyphs; } |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 170 | |
Michael Ludwig | 28b0c5d | 2019-12-19 14:51:00 -0500 | [diff] [blame] | 171 | CombineResult onCombineIfPossible(GrOp* t, GrRecordingContext::Arenas*, |
| 172 | const GrCaps& caps) override; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 173 | |
Robert Phillips | 841c9a5 | 2020-03-27 12:41:31 -0400 | [diff] [blame] | 174 | GrGeometryProcessor* setupDfProcessor(SkArenaAlloc*, |
| 175 | const GrShaderCaps&, |
Greg Daniel | 9715b6c | 2019-12-10 15:03:10 -0500 | [diff] [blame] | 176 | const GrSurfaceProxyView* views, |
| 177 | unsigned int numActiveViews) const; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 178 | |
Brian Salomon | 44acb5b | 2017-07-18 19:59:24 -0400 | [diff] [blame] | 179 | SkAutoSTMalloc<kMinGeometryAllocated, Geometry> fGeoData; |
Jim Van Verth | c8a65e3 | 2017-10-25 14:25:27 -0400 | [diff] [blame] | 180 | int fGeoDataAllocSize; |
Brian Salomon | 44acb5b | 2017-07-18 19:59:24 -0400 | [diff] [blame] | 181 | GrProcessorSet fProcessors; |
Jim Van Verth | cf838c7 | 2018-03-05 14:40:36 -0500 | [diff] [blame] | 182 | struct { |
| 183 | uint32_t fUsesLocalCoords : 1; |
Jim Van Verth | cf838c7 | 2018-03-05 14:40:36 -0500 | [diff] [blame] | 184 | uint32_t fUseGammaCorrectDistanceTable : 1; |
Jim Van Verth | b515ae7 | 2018-05-23 16:44:55 -0400 | [diff] [blame] | 185 | uint32_t fNeedsGlyphTransform : 1; |
Jim Van Verth | cf838c7 | 2018-03-05 14:40:36 -0500 | [diff] [blame] | 186 | }; |
Brian Salomon | 44acb5b | 2017-07-18 19:59:24 -0400 | [diff] [blame] | 187 | int fGeoCount; |
| 188 | int fNumGlyphs; |
| 189 | MaskType fMaskType; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 190 | // Distance field properties |
Jim Van Verth | bc2cdd1 | 2017-06-08 11:14:35 -0400 | [diff] [blame] | 191 | SkColor fLuminanceColor; |
Brian Salomon | 5c6ac64 | 2017-12-19 11:09:32 -0500 | [diff] [blame] | 192 | uint32_t fDFGPFlags = 0; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 193 | |
Brian Salomon | 44acb5b | 2017-07-18 19:59:24 -0400 | [diff] [blame] | 194 | typedef GrMeshDrawOp INHERITED; |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 195 | }; |
| 196 | |
joshualitt | a751c97 | 2015-11-20 13:37:32 -0800 | [diff] [blame] | 197 | #endif |