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Side by Side Diff: src/gpu/batches/GrAADistanceFieldPathRenderer.cpp

Issue 2064753003: Remove style application from GrPathRenderer subclasses (Closed) Base URL: https://chromium.googlesource.com/skia.git@pathshape
Patch Set: rebase Created 4 years, 6 months ago
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1 /* 1 /*
2 * Copyright 2014 Google Inc. 2 * Copyright 2014 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 #include "GrAADistanceFieldPathRenderer.h" 8 #include "GrAADistanceFieldPathRenderer.h"
9 9
10 #include "GrBatchFlushState.h" 10 #include "GrBatchFlushState.h"
(...skipping 13 matching lines...) Expand all
24 24
25 #define ATLAS_TEXTURE_WIDTH 2048 25 #define ATLAS_TEXTURE_WIDTH 2048
26 #define ATLAS_TEXTURE_HEIGHT 2048 26 #define ATLAS_TEXTURE_HEIGHT 2048
27 #define PLOT_WIDTH 512 27 #define PLOT_WIDTH 512
28 #define PLOT_HEIGHT 256 28 #define PLOT_HEIGHT 256
29 29
30 #define NUM_PLOTS_X (ATLAS_TEXTURE_WIDTH / PLOT_WIDTH) 30 #define NUM_PLOTS_X (ATLAS_TEXTURE_WIDTH / PLOT_WIDTH)
31 #define NUM_PLOTS_Y (ATLAS_TEXTURE_HEIGHT / PLOT_HEIGHT) 31 #define NUM_PLOTS_Y (ATLAS_TEXTURE_HEIGHT / PLOT_HEIGHT)
32 32
33 #ifdef DF_PATH_TRACKING 33 #ifdef DF_PATH_TRACKING
34 static int g_NumCachedPaths = 0; 34 static int g_NumCachedShapes = 0;
35 static int g_NumFreedPaths = 0; 35 static int g_NumFreedShapes = 0;
36 #endif 36 #endif
37 37
38 // mip levels 38 // mip levels
39 static const int kSmallMIP = 32; 39 static const int kSmallMIP = 32;
40 static const int kMediumMIP = 73; 40 static const int kMediumMIP = 73;
41 static const int kLargeMIP = 162; 41 static const int kLargeMIP = 162;
42 42
43 // Callback to clear out internal path cache when eviction occurs 43 // Callback to clear out internal path cache when eviction occurs
44 void GrAADistanceFieldPathRenderer::HandleEviction(GrBatchAtlas::AtlasID id, voi d* pr) { 44 void GrAADistanceFieldPathRenderer::HandleEviction(GrBatchAtlas::AtlasID id, voi d* pr) {
45 GrAADistanceFieldPathRenderer* dfpr = (GrAADistanceFieldPathRenderer*)pr; 45 GrAADistanceFieldPathRenderer* dfpr = (GrAADistanceFieldPathRenderer*)pr;
46 // remove any paths that use this plot 46 // remove any paths that use this plot
47 PathDataList::Iter iter; 47 ShapeDataList::Iter iter;
48 iter.init(dfpr->fPathList, PathDataList::Iter::kHead_IterStart); 48 iter.init(dfpr->fShapeList, ShapeDataList::Iter::kHead_IterStart);
49 PathData* pathData; 49 ShapeData* shapeData;
50 while ((pathData = iter.get())) { 50 while ((shapeData = iter.get())) {
51 iter.next(); 51 iter.next();
52 if (id == pathData->fID) { 52 if (id == shapeData->fID) {
53 dfpr->fPathCache.remove(pathData->fKey); 53 dfpr->fShapeCache.remove(shapeData->fKey);
54 dfpr->fPathList.remove(pathData); 54 dfpr->fShapeList.remove(shapeData);
55 delete pathData; 55 delete shapeData;
56 #ifdef DF_PATH_TRACKING 56 #ifdef DF_PATH_TRACKING
57 ++g_NumFreedPaths; 57 ++g_NumFreedPaths;
58 #endif 58 #endif
59 } 59 }
60 } 60 }
61 } 61 }
62 62
63 //////////////////////////////////////////////////////////////////////////////// 63 ////////////////////////////////////////////////////////////////////////////////
64 GrAADistanceFieldPathRenderer::GrAADistanceFieldPathRenderer() : fAtlas(nullptr) {} 64 GrAADistanceFieldPathRenderer::GrAADistanceFieldPathRenderer() : fAtlas(nullptr) {}
65 65
66 GrAADistanceFieldPathRenderer::~GrAADistanceFieldPathRenderer() { 66 GrAADistanceFieldPathRenderer::~GrAADistanceFieldPathRenderer() {
67 PathDataList::Iter iter; 67 ShapeDataList::Iter iter;
68 iter.init(fPathList, PathDataList::Iter::kHead_IterStart); 68 iter.init(fShapeList, ShapeDataList::Iter::kHead_IterStart);
69 PathData* pathData; 69 ShapeData* shapeData;
70 while ((pathData = iter.get())) { 70 while ((shapeData = iter.get())) {
71 iter.next(); 71 iter.next();
72 fPathList.remove(pathData); 72 fShapeList.remove(shapeData);
73 delete pathData; 73 delete shapeData;
74 } 74 }
75 delete fAtlas; 75 delete fAtlas;
76 76
77 #ifdef DF_PATH_TRACKING 77 #ifdef DF_PATH_TRACKING
78 SkDebugf("Cached paths: %d, freed paths: %d\n", g_NumCachedPaths, g_NumFreed Paths); 78 SkDebugf("Cached shapes: %d, freed shapes: %d\n", g_NumCachedShapes, g_NumFr eedShapes);
79 #endif 79 #endif
80 } 80 }
81 81
82 //////////////////////////////////////////////////////////////////////////////// 82 ////////////////////////////////////////////////////////////////////////////////
83 bool GrAADistanceFieldPathRenderer::onCanDrawPath(const CanDrawPathArgs& args) c onst { 83 bool GrAADistanceFieldPathRenderer::onCanDrawPath(const CanDrawPathArgs& args) c onst {
84 // We don't currently apply the dash or factor it into the DF key. (skbug.co m/5082) 84 if (!args.fShaderCaps->shaderDerivativeSupport()) {
85 if (args.fShape->style().pathEffect()) {
86 return false; 85 return false;
87 } 86 }
87 // If the shape has no key then we won't get any reuse.
88 if (!args.fShape->hasUnstyledKey()) {
89 return false;
90 }
91 if (args.fShape->style().applies()) {
92 // This may come back around after the style has been applied.
93 return false;
94 }
95 // This does non-inverse antialiased fills.
88 // TODO: Support inverse fill 96 // TODO: Support inverse fill
89 if (!args.fShaderCaps->shaderDerivativeSupport() || !args.fAntiAlias || 97 if (!args.fAntiAlias || !args.fShape->style().isSimpleFill() ||args.fShape-> inverseFilled()) {
egdaniel 2016/06/27 13:16:58 space after ||
bsalomon 2016/06/27 13:37:52 Done.
90 args.fShape->style().isSimpleHairline() || args.fShape->mayBeInverseFill edAfterStyling() ||
91 !args.fShape->hasUnstyledKey()) {
92 return false; 98 return false;
93 } 99 }
94 100
95 // currently don't support perspective 101 // currently don't support perspective
96 if (args.fViewMatrix->hasPerspective()) { 102 if (args.fViewMatrix->hasPerspective()) {
97 return false; 103 return false;
98 } 104 }
99 105
100 // only support paths with bounds within kMediumMIP by kMediumMIP, 106 // only support paths with bounds within kMediumMIP by kMediumMIP,
101 // scaled to have bounds within 2.0f*kLargeMIP by 2.0f*kLargeMIP 107 // scaled to have bounds within 2.0f*kLargeMIP by 2.0f*kLargeMIP
102 // the goal is to accelerate rendering of lots of small paths that may be sc aling 108 // the goal is to accelerate rendering of lots of small paths that may be sc aling
103 SkScalar maxScale = args.fViewMatrix->getMaxScale(); 109 SkScalar maxScale = args.fViewMatrix->getMaxScale();
104 SkRect bounds; 110 SkRect bounds;
105 args.fShape->styledBounds(&bounds); 111 args.fShape->styledBounds(&bounds);
106 SkScalar maxDim = SkMaxScalar(bounds.width(), bounds.height()); 112 SkScalar maxDim = SkMaxScalar(bounds.width(), bounds.height());
107 113
108 return maxDim <= kMediumMIP && maxDim * maxScale <= 2.0f*kLargeMIP; 114 return maxDim <= kMediumMIP && maxDim * maxScale <= 2.0f*kLargeMIP;
109 } 115 }
110 116
111 //////////////////////////////////////////////////////////////////////////////// 117 ////////////////////////////////////////////////////////////////////////////////
112 118
113 // padding around path bounds to allow for antialiased pixels 119 // padding around path bounds to allow for antialiased pixels
114 static const SkScalar kAntiAliasPad = 1.0f; 120 static const SkScalar kAntiAliasPad = 1.0f;
115 121
116 class AADistanceFieldPathBatch : public GrVertexBatch { 122 class AADistanceFieldPathBatch : public GrVertexBatch {
117 public: 123 public:
118 DEFINE_BATCH_CLASS_ID 124 DEFINE_BATCH_CLASS_ID
119 125
120 typedef GrAADistanceFieldPathRenderer::PathData PathData; 126 typedef GrAADistanceFieldPathRenderer::ShapeData ShapeData;
121 typedef SkTDynamicHash<PathData, PathData::Key> PathCache; 127 typedef SkTDynamicHash<ShapeData, ShapeData::Key> ShapeCache;
122 typedef GrAADistanceFieldPathRenderer::PathDataList PathDataList; 128 typedef GrAADistanceFieldPathRenderer::ShapeDataList ShapeDataList;
123 129
124 struct Geometry { 130 struct Geometry {
125 Geometry(const SkStrokeRec& stroke) : fStroke(stroke) { 131 GrShape fShape;
126 if (!stroke.needToApply()) {
127 // purify unused values to ensure binary equality
128 fStroke.setStrokeParams(SkPaint::kDefault_Cap, SkPaint::kDefault _Join,
129 SkIntToScalar(4));
130 if (fStroke.getWidth() < 0) {
131 fStroke.setStrokeStyle(-1.0f);
132 }
133 }
134 }
135 SkPath fPath;
136 // The unique ID of the path involved in this draw. This may be differen t than the ID
137 // in fPath since that path may have resulted from a SkStrokeRec::applyT oPath call.
138 uint32_t fGenID;
139 SkStrokeRec fStroke;
140 GrColor fColor; 132 GrColor fColor;
141 bool fAntiAlias; 133 bool fAntiAlias;
142 }; 134 };
143 135
144 static GrDrawBatch* Create(const Geometry& geometry, const SkMatrix& viewMat rix, 136 static GrDrawBatch* Create(const Geometry& geometry, const SkMatrix& viewMat rix,
145 GrBatchAtlas* atlas, PathCache* pathCache, PathDa taList* pathList, 137 GrBatchAtlas* atlas, ShapeCache* shapeCache,
146 bool gammaCorrect) { 138 ShapeDataList* shapeList, bool gammaCorrect) {
147 return new AADistanceFieldPathBatch(geometry, viewMatrix, atlas, pathCac he, pathList, 139 return new AADistanceFieldPathBatch(geometry, viewMatrix, atlas, shapeCa che, shapeList,
148 gammaCorrect); 140 gammaCorrect);
149 } 141 }
150 142
151 const char* name() const override { return "AADistanceFieldPathBatch"; } 143 const char* name() const override { return "AADistanceFieldPathBatch"; }
152 144
153 void computePipelineOptimizations(GrInitInvariantOutput* color, 145 void computePipelineOptimizations(GrInitInvariantOutput* color,
154 GrInitInvariantOutput* coverage, 146 GrInitInvariantOutput* coverage,
155 GrBatchToXPOverrides* overrides) const ove rride { 147 GrBatchToXPOverrides* overrides) const ove rride {
156 color->setKnownFourComponents(fGeoData[0].fColor); 148 color->setKnownFourComponents(fGeoData[0].fColor);
157 coverage->setUnknownSingleComponent(); 149 coverage->setUnknownSingleComponent();
(...skipping 64 matching lines...) Expand 10 before | Expand all | Expand 10 after
222 SkDebugf("Could not allocate vertices\n"); 214 SkDebugf("Could not allocate vertices\n");
223 return; 215 return;
224 } 216 }
225 217
226 flushInfo.fInstancesToFlush = 0; 218 flushInfo.fInstancesToFlush = 0;
227 for (int i = 0; i < instanceCount; i++) { 219 for (int i = 0; i < instanceCount; i++) {
228 const Geometry& args = fGeoData[i]; 220 const Geometry& args = fGeoData[i];
229 221
230 // get mip level 222 // get mip level
231 SkScalar maxScale = this->viewMatrix().getMaxScale(); 223 SkScalar maxScale = this->viewMatrix().getMaxScale();
232 const SkRect& bounds = args.fPath.getBounds(); 224 const SkRect& bounds = args.fShape.bounds();
233 SkScalar maxDim = SkMaxScalar(bounds.width(), bounds.height()); 225 SkScalar maxDim = SkMaxScalar(bounds.width(), bounds.height());
234 SkScalar size = maxScale * maxDim; 226 SkScalar size = maxScale * maxDim;
235 uint32_t desiredDimension; 227 uint32_t desiredDimension;
236 if (size <= kSmallMIP) { 228 if (size <= kSmallMIP) {
237 desiredDimension = kSmallMIP; 229 desiredDimension = kSmallMIP;
238 } else if (size <= kMediumMIP) { 230 } else if (size <= kMediumMIP) {
239 desiredDimension = kMediumMIP; 231 desiredDimension = kMediumMIP;
240 } else { 232 } else {
241 desiredDimension = kLargeMIP; 233 desiredDimension = kLargeMIP;
242 } 234 }
243 235
244 // check to see if path is cached 236 // check to see if path is cached
245 PathData::Key key(args.fGenID, desiredDimension, args.fStroke); 237 ShapeData::Key key(args.fShape, desiredDimension);
246 PathData* pathData = fPathCache->find(key); 238 ShapeData* shapeData = fShapeCache->find(key);
247 if (nullptr == pathData || !atlas->hasID(pathData->fID)) { 239 if (nullptr == shapeData || !atlas->hasID(shapeData->fID)) {
248 // Remove the stale cache entry 240 // Remove the stale cache entry
249 if (pathData) { 241 if (shapeData) {
250 fPathCache->remove(pathData->fKey); 242 fShapeCache->remove(shapeData->fKey);
251 fPathList->remove(pathData); 243 fShapeList->remove(shapeData);
252 delete pathData; 244 delete shapeData;
253 } 245 }
254 SkScalar scale = desiredDimension/maxDim; 246 SkScalar scale = desiredDimension/maxDim;
255 pathData = new PathData; 247 shapeData = new ShapeData;
256 if (!this->addPathToAtlas(target, 248 if (!this->addPathToAtlas(target,
257 &flushInfo, 249 &flushInfo,
258 atlas, 250 atlas,
259 pathData, 251 shapeData,
260 args.fPath, 252 args.fShape,
261 args.fGenID,
262 args.fStroke,
263 args.fAntiAlias, 253 args.fAntiAlias,
264 desiredDimension, 254 desiredDimension,
265 scale)) { 255 scale)) {
266 SkDebugf("Can't rasterize path\n"); 256 SkDebugf("Can't rasterize path\n");
267 return; 257 return;
268 } 258 }
269 } 259 }
270 260
271 atlas->setLastUseToken(pathData->fID, target->nextDrawToken()); 261 atlas->setLastUseToken(shapeData->fID, target->nextDrawToken());
272 262
273 // Now set vertices 263 // Now set vertices
274 intptr_t offset = reinterpret_cast<intptr_t>(vertices); 264 intptr_t offset = reinterpret_cast<intptr_t>(vertices);
275 offset += i * kVerticesPerQuad * vertexStride; 265 offset += i * kVerticesPerQuad * vertexStride;
276 this->writePathVertices(target, 266 this->writePathVertices(target,
277 atlas, 267 atlas,
278 offset, 268 offset,
279 args.fColor, 269 args.fColor,
280 vertexStride, 270 vertexStride,
281 this->viewMatrix(), 271 this->viewMatrix(),
282 args.fPath, 272 args.fShape,
283 pathData); 273 shapeData);
284 flushInfo.fInstancesToFlush++; 274 flushInfo.fInstancesToFlush++;
285 } 275 }
286 276
287 this->flush(target, &flushInfo); 277 this->flush(target, &flushInfo);
288 } 278 }
289 279
290 SkSTArray<1, Geometry, true>* geoData() { return &fGeoData; }
291
292 AADistanceFieldPathBatch(const Geometry& geometry, 280 AADistanceFieldPathBatch(const Geometry& geometry,
293 const SkMatrix& viewMatrix, 281 const SkMatrix& viewMatrix,
294 GrBatchAtlas* atlas, 282 GrBatchAtlas* atlas,
295 PathCache* pathCache, PathDataList* pathList, 283 ShapeCache* shapeCache, ShapeDataList* shapeList,
296 bool gammaCorrect) 284 bool gammaCorrect)
297 : INHERITED(ClassID()) { 285 : INHERITED(ClassID()) {
286 SkASSERT(geometry.fShape.hasUnstyledKey());
298 fBatch.fViewMatrix = viewMatrix; 287 fBatch.fViewMatrix = viewMatrix;
299 fGeoData.push_back(geometry); 288 fGeoData.push_back(geometry);
289 SkASSERT(fGeoData[0].fShape.hasUnstyledKey());
300 290
301 fAtlas = atlas; 291 fAtlas = atlas;
302 fPathCache = pathCache; 292 fShapeCache = shapeCache;
303 fPathList = pathList; 293 fShapeList = shapeList;
304 fGammaCorrect = gammaCorrect; 294 fGammaCorrect = gammaCorrect;
305 295
306 // Compute bounds 296 // Compute bounds
307 fBounds = geometry.fPath.getBounds(); 297 fBounds = geometry.fShape.bounds();
308 viewMatrix.mapRect(&fBounds); 298 viewMatrix.mapRect(&fBounds);
309 } 299 }
310 300
311 bool addPathToAtlas(GrVertexBatch::Target* target, 301 bool addPathToAtlas(GrVertexBatch::Target* target,
312 FlushInfo* flushInfo, 302 FlushInfo* flushInfo,
313 GrBatchAtlas* atlas, 303 GrBatchAtlas* atlas,
314 PathData* pathData, 304 ShapeData* shapeData,
315 const SkPath& path, 305 const GrShape& shape,
316 uint32_t genID,
317 const SkStrokeRec& stroke,
318 bool antiAlias, 306 bool antiAlias,
319 uint32_t dimension, 307 uint32_t dimension,
320 SkScalar scale) const { 308 SkScalar scale) const {
321 const SkRect& bounds = path.getBounds(); 309 const SkRect& bounds = shape.bounds();
322 310
323 // generate bounding rect for bitmap draw 311 // generate bounding rect for bitmap draw
324 SkRect scaledBounds = bounds; 312 SkRect scaledBounds = bounds;
325 // scale to mip level size 313 // scale to mip level size
326 scaledBounds.fLeft *= scale; 314 scaledBounds.fLeft *= scale;
327 scaledBounds.fTop *= scale; 315 scaledBounds.fTop *= scale;
328 scaledBounds.fRight *= scale; 316 scaledBounds.fRight *= scale;
329 scaledBounds.fBottom *= scale; 317 scaledBounds.fBottom *= scale;
330 // move the origin to an integer boundary (gives better results) 318 // move the origin to an integer boundary (gives better results)
331 SkScalar dx = SkScalarFraction(scaledBounds.fLeft); 319 SkScalar dx = SkScalarFraction(scaledBounds.fLeft);
(...skipping 36 matching lines...) Expand 10 before | Expand all | Expand 10 after
368 356
369 SkDraw draw; 357 SkDraw draw;
370 sk_bzero(&draw, sizeof(draw)); 358 sk_bzero(&draw, sizeof(draw));
371 359
372 SkRasterClip rasterClip; 360 SkRasterClip rasterClip;
373 rasterClip.setRect(devPathBounds); 361 rasterClip.setRect(devPathBounds);
374 draw.fRC = &rasterClip; 362 draw.fRC = &rasterClip;
375 draw.fMatrix = &drawMatrix; 363 draw.fMatrix = &drawMatrix;
376 draw.fDst = dst; 364 draw.fDst = dst;
377 365
366 SkPath path;
367 shape.asPath(&path);
378 draw.drawPathCoverage(path, paint); 368 draw.drawPathCoverage(path, paint);
379 369
380 // generate signed distance field 370 // generate signed distance field
381 devPathBounds.outset(SK_DistanceFieldPad, SK_DistanceFieldPad); 371 devPathBounds.outset(SK_DistanceFieldPad, SK_DistanceFieldPad);
382 width = devPathBounds.width(); 372 width = devPathBounds.width();
383 height = devPathBounds.height(); 373 height = devPathBounds.height();
384 // TODO We should really generate this directly into the plot somehow 374 // TODO We should really generate this directly into the plot somehow
385 SkAutoSMalloc<1024> dfStorage(width * height * sizeof(unsigned char)); 375 SkAutoSMalloc<1024> dfStorage(width * height * sizeof(unsigned char));
386 376
387 // Generate signed distance field 377 // Generate signed distance field
388 SkGenerateDistanceFieldFromA8Image((unsigned char*)dfStorage.get(), 378 SkGenerateDistanceFieldFromA8Image((unsigned char*)dfStorage.get(),
389 (const unsigned char*)dst.addr(), 379 (const unsigned char*)dst.addr(),
390 dst.width(), dst.height(), dst.rowByt es()); 380 dst.width(), dst.height(), dst.rowByt es());
391 381
392 // add to atlas 382 // add to atlas
393 SkIPoint16 atlasLocation; 383 SkIPoint16 atlasLocation;
394 GrBatchAtlas::AtlasID id; 384 GrBatchAtlas::AtlasID id;
395 bool success = atlas->addToAtlas(&id, target, width, height, dfStorage.g et(), 385 bool success = atlas->addToAtlas(&id, target, width, height, dfStorage.g et(),
396 &atlasLocation); 386 &atlasLocation);
397 if (!success) { 387 if (!success) {
398 this->flush(target, flushInfo); 388 this->flush(target, flushInfo);
399 389
400 SkDEBUGCODE(success =) atlas->addToAtlas(&id, target, width, height, 390 SkDEBUGCODE(success =) atlas->addToAtlas(&id, target, width, height,
401 dfStorage.get(), &atlasLoca tion); 391 dfStorage.get(), &atlasLoca tion);
402 SkASSERT(success); 392 SkASSERT(success);
403 393
404 } 394 }
405 395
406 // add to cache 396 // add to cache
407 pathData->fKey = PathData::Key(genID, dimension, stroke); 397 shapeData->fKey.set(shape, dimension);
408 pathData->fScale = scale; 398 shapeData->fScale = scale;
409 pathData->fID = id; 399 shapeData->fID = id;
410 // change the scaled rect to match the size of the inset distance field 400 // change the scaled rect to match the size of the inset distance field
411 scaledBounds.fRight = scaledBounds.fLeft + 401 scaledBounds.fRight = scaledBounds.fLeft +
412 SkIntToScalar(devPathBounds.width() - 2*SK_DistanceFieldInset); 402 SkIntToScalar(devPathBounds.width() - 2*SK_DistanceFieldInset);
413 scaledBounds.fBottom = scaledBounds.fTop + 403 scaledBounds.fBottom = scaledBounds.fTop +
414 SkIntToScalar(devPathBounds.height() - 2*SK_DistanceFieldInset); 404 SkIntToScalar(devPathBounds.height() - 2*SK_DistanceFieldInset);
415 // shift the origin to the correct place relative to the distance field 405 // shift the origin to the correct place relative to the distance field
416 // need to also restore the fractional translation 406 // need to also restore the fractional translation
417 scaledBounds.offset(-SkIntToScalar(SK_DistanceFieldInset) - kAntiAliasPa d + dx, 407 scaledBounds.offset(-SkIntToScalar(SK_DistanceFieldInset) - kAntiAliasPa d + dx,
418 -SkIntToScalar(SK_DistanceFieldInset) - kAntiAliasPa d + dy); 408 -SkIntToScalar(SK_DistanceFieldInset) - kAntiAliasPa d + dy);
419 pathData->fBounds = scaledBounds; 409 shapeData->fBounds = scaledBounds;
420 // origin we render from is inset from distance field edge 410 // origin we render from is inset from distance field edge
421 atlasLocation.fX += SK_DistanceFieldInset; 411 atlasLocation.fX += SK_DistanceFieldInset;
422 atlasLocation.fY += SK_DistanceFieldInset; 412 atlasLocation.fY += SK_DistanceFieldInset;
423 pathData->fAtlasLocation = atlasLocation; 413 shapeData->fAtlasLocation = atlasLocation;
424 414
425 fPathCache->add(pathData); 415 fShapeCache->add(shapeData);
426 fPathList->addToTail(pathData); 416 fShapeList->addToTail(shapeData);
427 #ifdef DF_PATH_TRACKING 417 #ifdef DF_PATH_TRACKING
428 ++g_NumCachedPaths; 418 ++g_NumCachedPaths;
429 #endif 419 #endif
430 return true; 420 return true;
431 } 421 }
432 422
433 void writePathVertices(GrDrawBatch::Target* target, 423 void writePathVertices(GrDrawBatch::Target* target,
434 GrBatchAtlas* atlas, 424 GrBatchAtlas* atlas,
435 intptr_t offset, 425 intptr_t offset,
436 GrColor color, 426 GrColor color,
437 size_t vertexStride, 427 size_t vertexStride,
438 const SkMatrix& viewMatrix, 428 const SkMatrix& viewMatrix,
439 const SkPath& path, 429 const GrShape& shape,
440 const PathData* pathData) const { 430 const ShapeData* shapeData) const {
441 GrTexture* texture = atlas->getTexture(); 431 GrTexture* texture = atlas->getTexture();
442 432
443 SkScalar dx = pathData->fBounds.fLeft; 433 SkScalar dx = shapeData->fBounds.fLeft;
444 SkScalar dy = pathData->fBounds.fTop; 434 SkScalar dy = shapeData->fBounds.fTop;
445 SkScalar width = pathData->fBounds.width(); 435 SkScalar width = shapeData->fBounds.width();
446 SkScalar height = pathData->fBounds.height(); 436 SkScalar height = shapeData->fBounds.height();
447 437
448 SkScalar invScale = 1.0f / pathData->fScale; 438 SkScalar invScale = 1.0f / shapeData->fScale;
449 dx *= invScale; 439 dx *= invScale;
450 dy *= invScale; 440 dy *= invScale;
451 width *= invScale; 441 width *= invScale;
452 height *= invScale; 442 height *= invScale;
453 443
454 SkPoint* positions = reinterpret_cast<SkPoint*>(offset); 444 SkPoint* positions = reinterpret_cast<SkPoint*>(offset);
455 445
456 // vertex positions 446 // vertex positions
457 // TODO make the vertex attributes a struct 447 // TODO make the vertex attributes a struct
458 SkRect r = SkRect::MakeXYWH(dx, dy, width, height); 448 SkRect r = SkRect::MakeXYWH(dx, dy, width, height);
459 positions->setRectFan(r.left(), r.top(), r.right(), r.bottom(), vertexSt ride); 449 positions->setRectFan(r.left(), r.top(), r.right(), r.bottom(), vertexSt ride);
460 450
461 // colors 451 // colors
462 for (int i = 0; i < kVerticesPerQuad; i++) { 452 for (int i = 0; i < kVerticesPerQuad; i++) {
463 GrColor* colorPtr = (GrColor*)(offset + sizeof(SkPoint) + i * vertex Stride); 453 GrColor* colorPtr = (GrColor*)(offset + sizeof(SkPoint) + i * vertex Stride);
464 *colorPtr = color; 454 *colorPtr = color;
465 } 455 }
466 456
467 const SkScalar tx = SkIntToScalar(pathData->fAtlasLocation.fX); 457 const SkScalar tx = SkIntToScalar(shapeData->fAtlasLocation.fX);
468 const SkScalar ty = SkIntToScalar(pathData->fAtlasLocation.fY); 458 const SkScalar ty = SkIntToScalar(shapeData->fAtlasLocation.fY);
469 459
470 // vertex texture coords 460 // vertex texture coords
471 SkPoint* textureCoords = (SkPoint*)(offset + sizeof(SkPoint) + sizeof(Gr Color)); 461 SkPoint* textureCoords = (SkPoint*)(offset + sizeof(SkPoint) + sizeof(Gr Color));
472 textureCoords->setRectFan(tx / texture->width(), 462 textureCoords->setRectFan(tx / texture->width(),
473 ty / texture->height(), 463 ty / texture->height(),
474 (tx + pathData->fBounds.width()) / texture->wi dth(), 464 (tx + shapeData->fBounds.width()) / texture->w idth(),
475 (ty + pathData->fBounds.height()) / texture-> height(), 465 (ty + shapeData->fBounds.height()) / texture- >height(),
476 vertexStride); 466 vertexStride);
477 } 467 }
478 468
479 void flush(GrVertexBatch::Target* target, FlushInfo* flushInfo) const { 469 void flush(GrVertexBatch::Target* target, FlushInfo* flushInfo) const {
480 GrMesh mesh; 470 GrMesh mesh;
481 int maxInstancesPerDraw = 471 int maxInstancesPerDraw =
482 static_cast<int>(flushInfo->fIndexBuffer->gpuMemorySize() / sizeof(u int16_t) / 6); 472 static_cast<int>(flushInfo->fIndexBuffer->gpuMemorySize() / sizeof(u int16_t) / 6);
483 mesh.initInstanced(kTriangles_GrPrimitiveType, flushInfo->fVertexBuffer, 473 mesh.initInstanced(kTriangles_GrPrimitiveType, flushInfo->fVertexBuffer,
484 flushInfo->fIndexBuffer, flushInfo->fVertexOffset, kVerticesPerQuad, 474 flushInfo->fIndexBuffer, flushInfo->fVertexOffset, kVerticesPerQuad,
485 kIndicesPerQuad, flushInfo->fInstancesToFlush, maxInstancesPerDraw); 475 kIndicesPerQuad, flushInfo->fInstancesToFlush, maxInstancesPerDraw);
(...skipping 11 matching lines...) Expand all
497 if (!GrPipeline::CanCombine(*this->pipeline(), this->bounds(), *that->pi peline(), 487 if (!GrPipeline::CanCombine(*this->pipeline(), this->bounds(), *that->pi peline(),
498 that->bounds(), caps)) { 488 that->bounds(), caps)) {
499 return false; 489 return false;
500 } 490 }
501 491
502 // TODO We can position on the cpu 492 // TODO We can position on the cpu
503 if (!this->viewMatrix().cheapEqualTo(that->viewMatrix())) { 493 if (!this->viewMatrix().cheapEqualTo(that->viewMatrix())) {
504 return false; 494 return false;
505 } 495 }
506 496
507 fGeoData.push_back_n(that->geoData()->count(), that->geoData()->begin()) ; 497 fGeoData.push_back_n(that->fGeoData.count(), that->fGeoData.begin());
508 this->joinBounds(that->bounds()); 498 this->joinBounds(that->bounds());
509 return true; 499 return true;
510 } 500 }
511 501
512 struct BatchTracker { 502 struct BatchTracker {
513 SkMatrix fViewMatrix; 503 SkMatrix fViewMatrix;
514 bool fUsesLocalCoords; 504 bool fUsesLocalCoords;
515 bool fColorIgnored; 505 bool fColorIgnored;
516 bool fCoverageIgnored; 506 bool fCoverageIgnored;
517 }; 507 };
518 508
519 BatchTracker fBatch; 509 BatchTracker fBatch;
520 SkSTArray<1, Geometry, true> fGeoData; 510 SkSTArray<1, Geometry> fGeoData;
521 GrBatchAtlas* fAtlas; 511 GrBatchAtlas* fAtlas;
522 PathCache* fPathCache; 512 ShapeCache* fShapeCache;
523 PathDataList* fPathList; 513 ShapeDataList* fShapeList;
524 bool fGammaCorrect; 514 bool fGammaCorrect;
525 515
526 typedef GrVertexBatch INHERITED; 516 typedef GrVertexBatch INHERITED;
527 }; 517 };
528 518
529 bool GrAADistanceFieldPathRenderer::onDrawPath(const DrawPathArgs& args) { 519 bool GrAADistanceFieldPathRenderer::onDrawPath(const DrawPathArgs& args) {
530 GR_AUDIT_TRAIL_AUTO_FRAME(args.fDrawContext->auditTrail(), 520 GR_AUDIT_TRAIL_AUTO_FRAME(args.fDrawContext->auditTrail(),
531 "GrAADistanceFieldPathRenderer::onDrawPath"); 521 "GrAADistanceFieldPathRenderer::onDrawPath");
532 SkASSERT(!args.fDrawContext->isUnifiedMultisampled()); 522 SkASSERT(!args.fDrawContext->isUnifiedMultisampled());
533 523
534 // we've already bailed on inverse filled paths, so this is safe 524 // we've already bailed on inverse filled paths, so this is safe
535 SkASSERT(!args.fShape->isEmpty()); 525 SkASSERT(!args.fShape->isEmpty());
536 526 SkASSERT(args.fShape->hasUnstyledKey());
537 if (!fAtlas) { 527 if (!fAtlas) {
538 fAtlas = args.fResourceProvider->createAtlas(kAlpha_8_GrPixelConfig, 528 fAtlas = args.fResourceProvider->createAtlas(kAlpha_8_GrPixelConfig,
539 ATLAS_TEXTURE_WIDTH, ATLAS_ TEXTURE_HEIGHT, 529 ATLAS_TEXTURE_WIDTH, ATLAS_ TEXTURE_HEIGHT,
540 NUM_PLOTS_X, NUM_PLOTS_Y, 530 NUM_PLOTS_X, NUM_PLOTS_Y,
541 &GrAADistanceFieldPathRende rer::HandleEviction, 531 &GrAADistanceFieldPathRende rer::HandleEviction,
542 (void*)this); 532 (void*)this);
543 if (!fAtlas) { 533 if (!fAtlas) {
544 return false; 534 return false;
545 } 535 }
546 } 536 }
547 537
548 const GrStyle& style = args.fShape->style(); 538 AADistanceFieldPathBatch::Geometry geometry;
549 // It's ok to ignore style's path effect because canDrawPath filtered out pa th effects. 539 geometry.fShape = *args.fShape;
550 AADistanceFieldPathBatch::Geometry geometry(style.strokeRec());
551 args.fShape->asPath(&geometry.fPath);
552 // Note: this is the generation ID of the _original_ path. When a new path i s
553 // generated due to stroking it is important that the original path's id is used
554 // for caching.
555 geometry.fGenID = geometry.fPath.getGenerationID();
556 if (!style.isSimpleFill()) {
557 style.strokeRec().applyToPath(&geometry.fPath, geometry.fPath);
558 }
559 geometry.fColor = args.fColor; 540 geometry.fColor = args.fColor;
560 geometry.fAntiAlias = args.fAntiAlias; 541 geometry.fAntiAlias = args.fAntiAlias;
561 542
562 SkAutoTUnref<GrDrawBatch> batch(AADistanceFieldPathBatch::Create(geometry, 543 SkAutoTUnref<GrDrawBatch> batch(AADistanceFieldPathBatch::Create(geometry,
563 *args.fView Matrix, fAtlas, 544 *args.fView Matrix, fAtlas,
564 &fPathCache , &fPathList, 545 &fShapeCach e, &fShapeList,
565 args.fGamma Correct)); 546 args.fGamma Correct));
566 547
567 GrPipelineBuilder pipelineBuilder(*args.fPaint); 548 GrPipelineBuilder pipelineBuilder(*args.fPaint);
568 pipelineBuilder.setUserStencil(args.fUserStencilSettings); 549 pipelineBuilder.setUserStencil(args.fUserStencilSettings);
569 550
570 args.fDrawContext->drawBatch(pipelineBuilder, *args.fClip, batch); 551 args.fDrawContext->drawBatch(pipelineBuilder, *args.fClip, batch);
571 552
572 return true; 553 return true;
573 } 554 }
574 555
575 //////////////////////////////////////////////////////////////////////////////// /////////////////// 556 //////////////////////////////////////////////////////////////////////////////// ///////////////////
576 557
577 #ifdef GR_TEST_UTILS 558 #ifdef GR_TEST_UTILS
578 559
579 struct PathTestStruct { 560 struct PathTestStruct {
580 typedef GrAADistanceFieldPathRenderer::PathCache PathCache; 561 typedef GrAADistanceFieldPathRenderer::ShapeCache ShapeCache;
581 typedef GrAADistanceFieldPathRenderer::PathData PathData; 562 typedef GrAADistanceFieldPathRenderer::ShapeData ShapeData;
582 typedef GrAADistanceFieldPathRenderer::PathDataList PathDataList; 563 typedef GrAADistanceFieldPathRenderer::ShapeDataList ShapeDataList;
583 PathTestStruct() : fContextID(SK_InvalidGenID), fAtlas(nullptr) {} 564 PathTestStruct() : fContextID(SK_InvalidGenID), fAtlas(nullptr) {}
584 ~PathTestStruct() { this->reset(); } 565 ~PathTestStruct() { this->reset(); }
585 566
586 void reset() { 567 void reset() {
587 PathDataList::Iter iter; 568 ShapeDataList::Iter iter;
588 iter.init(fPathList, PathDataList::Iter::kHead_IterStart); 569 iter.init(fShapeList, ShapeDataList::Iter::kHead_IterStart);
589 PathData* pathData; 570 ShapeData* shapeData;
590 while ((pathData = iter.get())) { 571 while ((shapeData = iter.get())) {
591 iter.next(); 572 iter.next();
592 fPathList.remove(pathData); 573 fShapeList.remove(shapeData);
593 delete pathData; 574 delete shapeData;
594 } 575 }
595 delete fAtlas; 576 delete fAtlas;
596 fPathCache.reset(); 577 fShapeCache.reset();
597 } 578 }
598 579
599 static void HandleEviction(GrBatchAtlas::AtlasID id, void* pr) { 580 static void HandleEviction(GrBatchAtlas::AtlasID id, void* pr) {
600 PathTestStruct* dfpr = (PathTestStruct*)pr; 581 PathTestStruct* dfpr = (PathTestStruct*)pr;
601 // remove any paths that use this plot 582 // remove any paths that use this plot
602 PathDataList::Iter iter; 583 ShapeDataList::Iter iter;
603 iter.init(dfpr->fPathList, PathDataList::Iter::kHead_IterStart); 584 iter.init(dfpr->fShapeList, ShapeDataList::Iter::kHead_IterStart);
604 PathData* pathData; 585 ShapeData* shapeData;
605 while ((pathData = iter.get())) { 586 while ((shapeData = iter.get())) {
606 iter.next(); 587 iter.next();
607 if (id == pathData->fID) { 588 if (id == shapeData->fID) {
608 dfpr->fPathCache.remove(pathData->fKey); 589 dfpr->fShapeCache.remove(shapeData->fKey);
609 dfpr->fPathList.remove(pathData); 590 dfpr->fShapeList.remove(shapeData);
610 delete pathData; 591 delete shapeData;
611 } 592 }
612 } 593 }
613 } 594 }
614 595
615 uint32_t fContextID; 596 uint32_t fContextID;
616 GrBatchAtlas* fAtlas; 597 GrBatchAtlas* fAtlas;
617 PathCache fPathCache; 598 ShapeCache fShapeCache;
618 PathDataList fPathList; 599 ShapeDataList fShapeList;
619 }; 600 };
620 601
621 DRAW_BATCH_TEST_DEFINE(AADistanceFieldPathBatch) { 602 DRAW_BATCH_TEST_DEFINE(AADistanceFieldPathBatch) {
622 static PathTestStruct gTestStruct; 603 static PathTestStruct gTestStruct;
623 604
624 if (context->uniqueID() != gTestStruct.fContextID) { 605 if (context->uniqueID() != gTestStruct.fContextID) {
625 gTestStruct.fContextID = context->uniqueID(); 606 gTestStruct.fContextID = context->uniqueID();
626 gTestStruct.reset(); 607 gTestStruct.reset();
627 gTestStruct.fAtlas = 608 gTestStruct.fAtlas =
628 context->resourceProvider()->createAtlas(kAlpha_8_GrPixelConfig, 609 context->resourceProvider()->createAtlas(kAlpha_8_GrPixelConfig,
629 ATLAS_TEXTURE_WIDTH, ATLAS_ TEXTURE_HEIGHT, 610 ATLAS_TEXTURE_WIDTH, ATLAS_ TEXTURE_HEIGHT,
630 NUM_PLOTS_X, NUM_PLOTS_Y, 611 NUM_PLOTS_X, NUM_PLOTS_Y,
631 &PathTestStruct::HandleEvic tion, 612 &PathTestStruct::HandleEvic tion,
632 (void*)&gTestStruct); 613 (void*)&gTestStruct);
633 } 614 }
634 615
635 SkMatrix viewMatrix = GrTest::TestMatrix(random); 616 SkMatrix viewMatrix = GrTest::TestMatrix(random);
636 GrColor color = GrRandomColor(random); 617 GrColor color = GrRandomColor(random);
637 bool gammaCorrect = random->nextBool(); 618 bool gammaCorrect = random->nextBool();
638 619
639 AADistanceFieldPathBatch::Geometry geometry(GrTest::TestStrokeRec(random)); 620 AADistanceFieldPathBatch::Geometry geometry;
621 SkStrokeRec strokeRec = GrTest::TestStrokeRec(random);
622 GrShape shape(GrTest::TestPath(random), GrStyle(strokeRec, nullptr));
623 geometry.fShape = shape;
640 geometry.fColor = color; 624 geometry.fColor = color;
641 geometry.fPath = GrTest::TestPath(random);
642 geometry.fAntiAlias = random->nextBool(); 625 geometry.fAntiAlias = random->nextBool();
643 geometry.fGenID = random->nextU();
644 626
645 return AADistanceFieldPathBatch::Create(geometry, viewMatrix, 627 return AADistanceFieldPathBatch::Create(geometry, viewMatrix,
646 gTestStruct.fAtlas, 628 gTestStruct.fAtlas,
647 &gTestStruct.fPathCache, 629 &gTestStruct.fShapeCache,
648 &gTestStruct.fPathList, 630 &gTestStruct.fShapeList,
649 gammaCorrect); 631 gammaCorrect);
650 } 632 }
651 633
652 #endif 634 #endif
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