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1 /* | |
2 * Copyright 2012 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 | |
8 #ifndef PictureRenderer_DEFINED | |
9 #define PictureRenderer_DEFINED | |
10 | |
11 #include "SkCanvas.h" | |
12 #include "SkDrawFilter.h" | |
13 #include "SkJSONCPP.h" | |
14 #include "SkMath.h" | |
15 #include "SkPaint.h" | |
16 #include "SkPicture.h" | |
17 #include "SkPictureRecorder.h" | |
18 #include "SkRect.h" | |
19 #include "SkRefCnt.h" | |
20 #include "SkString.h" | |
21 #include "SkTDArray.h" | |
22 #include "SkTypes.h" | |
23 | |
24 #if SK_SUPPORT_GPU | |
25 #include "GrContextFactory.h" | |
26 #include "GrContext.h" | |
27 #endif | |
28 | |
29 struct GrContextOptions; | |
30 class SkBitmap; | |
31 class SkCanvas; | |
32 class SkGLContext; | |
33 class SkThread; | |
34 | |
35 namespace sk_tools { | |
36 | |
37 class TiledPictureRenderer; | |
38 | |
39 class PictureRenderer : public SkRefCnt { | |
40 | |
41 public: | |
42 enum SkDeviceTypes { | |
43 #if SK_ANGLE | |
44 kAngle_DeviceType, | |
45 #endif | |
46 #if SK_COMMAND_BUFFER | |
47 kCommandBuffer_DeviceType, | |
48 #endif | |
49 #if SK_MESA | |
50 kMesa_DeviceType, | |
51 #endif | |
52 kBitmap_DeviceType, | |
53 #if SK_SUPPORT_GPU | |
54 kGPU_DeviceType, | |
55 kNVPR_DeviceType, | |
56 #endif | |
57 }; | |
58 | |
59 enum BBoxHierarchyType { | |
60 kNone_BBoxHierarchyType = 0, | |
61 kRTree_BBoxHierarchyType, | |
62 | |
63 kLast_BBoxHierarchyType = kRTree_BBoxHierarchyType, | |
64 }; | |
65 | |
66 // this uses SkPaint::Flags as a base and adds additional flags | |
67 enum DrawFilterFlags { | |
68 kNone_DrawFilterFlag = 0, | |
69 kHinting_DrawFilterFlag = 0x10000, // toggles between no hinting and nor
mal hinting | |
70 kSlightHinting_DrawFilterFlag = 0x20000, // toggles between slight and n
ormal hinting | |
71 kAAClip_DrawFilterFlag = 0x40000, // toggles between soft and hard clip | |
72 kMaskFilter_DrawFilterFlag = 0x80000, // toggles on/off mask filters (e.
g., blurs) | |
73 }; | |
74 | |
75 static_assert(!(kMaskFilter_DrawFilterFlag & SkPaint::kAllFlags), | |
76 "maskfilter_flag_must_be_greater"); | |
77 static_assert(!(kHinting_DrawFilterFlag & SkPaint::kAllFlags), | |
78 "hinting_flag_must_be_greater"); | |
79 static_assert(!(kSlightHinting_DrawFilterFlag & SkPaint::kAllFlags), | |
80 "slight_hinting_flag_must_be_greater"); | |
81 | |
82 /** | |
83 * Called with each new SkPicture to render. | |
84 * | |
85 * @param pict The SkPicture to render. | |
86 * @param writePath The output directory within which this renderer should w
rite all images, | |
87 * or nullptr if this renderer should not write all images. | |
88 * @param mismatchPath The output directory within which this renderer shoul
d write any images | |
89 * which do not match expectations, or nullptr if this renderer should n
ot write mismatches. | |
90 * @param inputFilename The name of the input file we are rendering. | |
91 * @param useChecksumBasedFilenames Whether to use checksum-based filenames
when writing | |
92 * bitmap images to disk. | |
93 * @param useMultiPictureDraw true if MultiPictureDraw should be used for re
ndering | |
94 */ | |
95 virtual void init(const SkPicture* pict, | |
96 const SkString* writePath, | |
97 const SkString* mismatchPath, | |
98 const SkString* inputFilename, | |
99 bool useChecksumBasedFilenames, | |
100 bool useMultiPictureDraw); | |
101 | |
102 /** | |
103 * Set the viewport so that only the portion listed gets drawn. | |
104 */ | |
105 void setViewport(SkISize size) { fViewport = size; } | |
106 | |
107 /** | |
108 * Set the scale factor at which draw the picture. | |
109 */ | |
110 void setScaleFactor(SkScalar scale) { fScaleFactor = scale; } | |
111 | |
112 /** | |
113 * Perform any setup that should done prior to each iteration of render() wh
ich should not be | |
114 * timed. | |
115 */ | |
116 virtual void setup() {} | |
117 | |
118 /** | |
119 * Perform the work. If this is being called within the context of bench_pi
ctures, | |
120 * this is the step that will be timed. | |
121 * | |
122 * Typically "the work" is rendering an SkPicture into a bitmap, but in some
subclasses | |
123 * it is recording the source SkPicture into another SkPicture. | |
124 * | |
125 * If fWritePath has been specified, the result of the work will be written
to that dir. | |
126 * If fMismatchPath has been specified, and the actual image result differs
from its | |
127 * expectation, the result of the work will be written to that dir. | |
128 * | |
129 * @param out If non-null, the implementing subclass MAY allocate an SkBitma
p, copy the | |
130 * output image into it, and return it here. (Some subclasses ig
nore this parameter) | |
131 * @return bool True if rendering succeeded and, if fWritePath had been spec
ified, the output | |
132 * was successfully written to a file. | |
133 */ | |
134 virtual bool render(SkBitmap** out = nullptr) = 0; | |
135 | |
136 /** | |
137 * Called once finished with a particular SkPicture, before calling init aga
in, and before | |
138 * being done with this Renderer. | |
139 */ | |
140 virtual void end(); | |
141 | |
142 /** | |
143 * If this PictureRenderer is actually a TiledPictureRender, return a pointe
r to this as a | |
144 * TiledPictureRender so its methods can be called. | |
145 */ | |
146 virtual TiledPictureRenderer* getTiledRenderer() { return nullptr; } | |
147 | |
148 /** | |
149 * Resets the GPU's state. Does nothing if the backing is raster. For a GPU
renderer, calls | |
150 * flush, swapBuffers and, if callFinish is true, finish. | |
151 * @param callFinish Whether to call finish. | |
152 */ | |
153 void resetState(bool callFinish); | |
154 | |
155 /** | |
156 * Remove all decoded textures from the CPU caches and all uploaded textures | |
157 * from the GPU. | |
158 */ | |
159 void purgeTextures(); | |
160 | |
161 /** | |
162 * Set the backend type. Returns true on success and false on failure. | |
163 */ | |
164 #if SK_SUPPORT_GPU | |
165 bool setDeviceType(SkDeviceTypes deviceType, GrGLStandard gpuAPI = kNone_GrG
LStandard) { | |
166 #else | |
167 bool setDeviceType(SkDeviceTypes deviceType) { | |
168 #endif | |
169 fDeviceType = deviceType; | |
170 #if SK_SUPPORT_GPU | |
171 // In case this function is called more than once | |
172 fGrContext.reset(); | |
173 fGLContext.reset(); | |
174 | |
175 // Set to Native so it will have an initial value. | |
176 GrContextFactory::GLContextType glContextType = GrContextFactory::kNativ
e_GLContextType; | |
177 GrContextFactory::GLContextType glContextOptions = GrContextFactory::kNo
ne_GLContextOptions; | |
178 #endif | |
179 switch(deviceType) { | |
180 case kBitmap_DeviceType: | |
181 return true; | |
182 #if SK_SUPPORT_GPU | |
183 case kGPU_DeviceType: | |
184 // Already set to GrContextFactory::kNative_GLContextType, above
. | |
185 break; | |
186 case kNVPR_DeviceType: | |
187 // Already set to GrContextFactory::kNative_GLContextType, above
. | |
188 glContextOptions = GrContextFactory::kEnableNVPR_GLContextOption
s; | |
189 break; | |
190 #if SK_ANGLE | |
191 case kAngle_DeviceType: | |
192 glContextType = GrContextFactory::kANGLE_GLContextType; | |
193 break; | |
194 #endif | |
195 #if SK_COMMAND_BUFFER | |
196 case kCommandBuffer_DeviceType: | |
197 glContextType = GrContextFactory::kCommandBuffer_GLContextType; | |
198 break; | |
199 #endif | |
200 #if SK_MESA | |
201 case kMesa_DeviceType: | |
202 glContextType = GrContextFactory::kMESA_GLContextType; | |
203 break; | |
204 #endif | |
205 #endif | |
206 default: | |
207 // Invalid device type. | |
208 return false; | |
209 } | |
210 #if SK_SUPPORT_GPU | |
211 GrContextFactory::ContextInfo* contextInfo = fGrContextFactory.getContex
tInfo(glContextType, gpuAPI, glContextOptions); | |
212 if (contextInfo) { | |
213 fGrContext.reset(SkRef(contextInfo->fGrContext)); | |
214 fGLContext.reset(SkRef(contextInfo->fGLContext)); | |
215 return true; | |
216 } | |
217 return false; | |
218 #endif | |
219 } | |
220 | |
221 #if SK_SUPPORT_GPU | |
222 void setSampleCount(int sampleCount) { | |
223 fSampleCount = sampleCount; | |
224 } | |
225 | |
226 void setUseDFText(bool useDFText) { | |
227 fUseDFText = useDFText; | |
228 } | |
229 #endif | |
230 | |
231 void setDrawFilters(DrawFilterFlags const * const filters, const SkString& c
onfigName) { | |
232 fHasDrawFilters = false; | |
233 fDrawFiltersConfig = configName; | |
234 | |
235 for (size_t i = 0; i < SK_ARRAY_COUNT(fDrawFilters); ++i) { | |
236 fDrawFilters[i] = filters[i]; | |
237 fHasDrawFilters |= SkToBool(filters[i]); | |
238 } | |
239 } | |
240 | |
241 void setBBoxHierarchyType(BBoxHierarchyType bbhType) { | |
242 fBBoxHierarchyType = bbhType; | |
243 } | |
244 | |
245 BBoxHierarchyType getBBoxHierarchyType() { return fBBoxHierarchyType; } | |
246 | |
247 bool isUsingBitmapDevice() { | |
248 return kBitmap_DeviceType == fDeviceType; | |
249 } | |
250 | |
251 virtual SkString getPerIterTimeFormat() { return SkString("%.2f"); } | |
252 | |
253 virtual SkString getNormalTimeFormat() { return SkString("%6.2f"); } | |
254 | |
255 /** | |
256 * Reports the configuration of this PictureRenderer. | |
257 */ | |
258 SkString getConfigName() { | |
259 SkString config = this->getConfigNameInternal(); | |
260 if (!fViewport.isEmpty()) { | |
261 config.appendf("_viewport_%ix%i", fViewport.width(), fViewport.heigh
t()); | |
262 } | |
263 if (fScaleFactor != SK_Scalar1) { | |
264 config.appendf("_scalar_%f", SkScalarToFloat(fScaleFactor)); | |
265 } | |
266 if (kRTree_BBoxHierarchyType == fBBoxHierarchyType) { | |
267 config.append("_rtree"); | |
268 } | |
269 #if SK_SUPPORT_GPU | |
270 switch (fDeviceType) { | |
271 case kGPU_DeviceType: | |
272 if (fSampleCount) { | |
273 config.appendf("_msaa%d", fSampleCount); | |
274 } else if (fUseDFText) { | |
275 config.append("_gpudft"); | |
276 } else { | |
277 config.append("_gpu"); | |
278 } | |
279 break; | |
280 case kNVPR_DeviceType: | |
281 config.appendf("_nvprmsaa%d", fSampleCount); | |
282 break; | |
283 #if SK_ANGLE | |
284 case kAngle_DeviceType: | |
285 config.append("_angle"); | |
286 break; | |
287 #endif | |
288 #if SK_COMMAND_BUFFER | |
289 case kCommandBuffer_DeviceType: | |
290 config.append("_commandbuffer"); | |
291 break; | |
292 #endif | |
293 #if SK_MESA | |
294 case kMesa_DeviceType: | |
295 config.append("_mesa"); | |
296 break; | |
297 #endif | |
298 default: | |
299 // Assume that no extra info means bitmap. | |
300 break; | |
301 } | |
302 #endif | |
303 config.append(fDrawFiltersConfig.c_str()); | |
304 return config; | |
305 } | |
306 | |
307 Json::Value getJSONConfig() { | |
308 Json::Value result; | |
309 | |
310 result["mode"] = this->getConfigNameInternal().c_str(); | |
311 result["scale"] = 1.0f; | |
312 if (SK_Scalar1 != fScaleFactor) { | |
313 result["scale"] = SkScalarToFloat(fScaleFactor); | |
314 } | |
315 if (kRTree_BBoxHierarchyType == fBBoxHierarchyType) { | |
316 result["bbh"] = "rtree"; | |
317 } | |
318 #if SK_SUPPORT_GPU | |
319 SkString tmp; | |
320 switch (fDeviceType) { | |
321 case kGPU_DeviceType: | |
322 if (0 != fSampleCount) { | |
323 tmp = "msaa"; | |
324 tmp.appendS32(fSampleCount); | |
325 result["config"] = tmp.c_str(); | |
326 } else if (fUseDFText) { | |
327 result["config"] = "gpudft"; | |
328 } else { | |
329 result["config"] = "gpu"; | |
330 } | |
331 break; | |
332 case kNVPR_DeviceType: | |
333 tmp = "nvprmsaa"; | |
334 tmp.appendS32(fSampleCount); | |
335 result["config"] = tmp.c_str(); | |
336 break; | |
337 #if SK_ANGLE | |
338 case kAngle_DeviceType: | |
339 result["config"] = "angle"; | |
340 break; | |
341 #endif | |
342 #if SK_COMMAND_BUFFER | |
343 case kCommandBuffer_DeviceType: | |
344 result["config"] = "commandbuffer"; | |
345 break; | |
346 #endif | |
347 #if SK_MESA | |
348 case kMesa_DeviceType: | |
349 result["config"] = "mesa"; | |
350 break; | |
351 #endif | |
352 default: | |
353 // Assume that no extra info means bitmap. | |
354 break; | |
355 } | |
356 #endif | |
357 return result; | |
358 } | |
359 | |
360 #if SK_SUPPORT_GPU | |
361 bool isUsingGpuDevice() { | |
362 switch (fDeviceType) { | |
363 case kGPU_DeviceType: | |
364 case kNVPR_DeviceType: | |
365 // fall through | |
366 #if SK_ANGLE | |
367 case kAngle_DeviceType: | |
368 // fall through | |
369 #endif | |
370 #if SK_COMMAND_BUFFER | |
371 case kCommandBuffer_DeviceType: | |
372 // fall through | |
373 #endif | |
374 #if SK_MESA | |
375 case kMesa_DeviceType: | |
376 #endif | |
377 return true; | |
378 default: | |
379 return false; | |
380 } | |
381 } | |
382 | |
383 SkGLContext* getGLContext() { | |
384 return fGLContext; | |
385 } | |
386 | |
387 GrContext* getGrContext() { | |
388 return fGrContext; | |
389 } | |
390 | |
391 const GrContextOptions& getGrContextOptions() { | |
392 return fGrContextFactory.getGlobalOptions(); | |
393 } | |
394 #endif | |
395 | |
396 SkCanvas* getCanvas() { | |
397 return fCanvas; | |
398 } | |
399 | |
400 const SkPicture* getPicture() { | |
401 return fPicture; | |
402 } | |
403 | |
404 #if SK_SUPPORT_GPU | |
405 explicit PictureRenderer(const GrContextOptions &opts) | |
406 #else | |
407 PictureRenderer() | |
408 #endif | |
409 : fDeviceType(kBitmap_DeviceType) | |
410 , fBBoxHierarchyType(kNone_BBoxHierarchyType) | |
411 , fHasDrawFilters(false) | |
412 , fScaleFactor(SK_Scalar1) | |
413 #if SK_SUPPORT_GPU | |
414 , fGrContextFactory(opts) | |
415 , fSampleCount(0) | |
416 , fUseDFText(false) | |
417 #endif | |
418 { | |
419 sk_bzero(fDrawFilters, sizeof(fDrawFilters)); | |
420 fViewport.set(0, 0); | |
421 } | |
422 | |
423 protected: | |
424 SkAutoTUnref<SkCanvas> fCanvas; | |
425 SkAutoTUnref<const SkPicture> fPicture; | |
426 bool fUseChecksumBasedFilenames; | |
427 bool fUseMultiPictureDraw; | |
428 SkDeviceTypes fDeviceType; | |
429 BBoxHierarchyType fBBoxHierarchyType; | |
430 bool fHasDrawFilters; | |
431 DrawFilterFlags fDrawFilters[SkDrawFilter::kTypeCount]; | |
432 SkString fDrawFiltersConfig; | |
433 SkString fWritePath; | |
434 SkString fMismatchPath; | |
435 SkString fInputFilename; | |
436 | |
437 void buildBBoxHierarchy(); | |
438 | |
439 /** | |
440 * Return the total width that should be drawn. If the viewport width has be
en set greater than | |
441 * 0, this will be the minimum of the current SkPicture's width and the view
port's width. | |
442 */ | |
443 int getViewWidth(); | |
444 | |
445 /** | |
446 * Return the total height that should be drawn. If the viewport height has
been set greater | |
447 * than 0, this will be the minimum of the current SkPicture's height and th
e viewport's height. | |
448 */ | |
449 int getViewHeight(); | |
450 | |
451 /** | |
452 * Scales the provided canvas to the scale factor set by setScaleFactor. | |
453 */ | |
454 void scaleToScaleFactor(SkCanvas*); | |
455 | |
456 SkBBHFactory* getFactory(); | |
457 uint32_t recordFlags() const { return 0; } | |
458 SkCanvas* setupCanvas(); | |
459 virtual SkCanvas* setupCanvas(int width, int height); | |
460 | |
461 /** | |
462 * Copy src to dest; if src==nullptr, set dest to empty string. | |
463 */ | |
464 static void CopyString(SkString* dest, const SkString* src); | |
465 | |
466 private: | |
467 SkISize fViewport; | |
468 SkScalar fScaleFactor; | |
469 #if SK_SUPPORT_GPU | |
470 GrContextFactory fGrContextFactory; | |
471 SkAutoTUnref<GrContext> fGrContext; | |
472 SkAutoTUnref<SkGLContext> fGLContext; | |
473 int fSampleCount; | |
474 bool fUseDFText; | |
475 #endif | |
476 | |
477 virtual SkString getConfigNameInternal() = 0; | |
478 | |
479 typedef SkRefCnt INHERITED; | |
480 }; | |
481 | |
482 /** | |
483 * This class does not do any rendering, but its render function executes record
ing, which we want | |
484 * to time. | |
485 */ | |
486 class RecordPictureRenderer : public PictureRenderer { | |
487 public: | |
488 #if SK_SUPPORT_GPU | |
489 RecordPictureRenderer(const GrContextOptions &opts) : INHERITED(opts) { } | |
490 #endif | |
491 | |
492 bool render(SkBitmap** out = nullptr) override; | |
493 | |
494 SkString getPerIterTimeFormat() override { return SkString("%.4f"); } | |
495 | |
496 SkString getNormalTimeFormat() override { return SkString("%6.4f"); } | |
497 | |
498 protected: | |
499 SkCanvas* setupCanvas(int width, int height) override; | |
500 | |
501 private: | |
502 SkString getConfigNameInternal() override; | |
503 | |
504 typedef PictureRenderer INHERITED; | |
505 }; | |
506 | |
507 class PipePictureRenderer : public PictureRenderer { | |
508 public: | |
509 #if SK_SUPPORT_GPU | |
510 PipePictureRenderer(const GrContextOptions &opts) : INHERITED(opts) { } | |
511 #endif | |
512 | |
513 bool render(SkBitmap** out = nullptr) override; | |
514 | |
515 private: | |
516 SkString getConfigNameInternal() override; | |
517 | |
518 typedef PictureRenderer INHERITED; | |
519 }; | |
520 | |
521 class SimplePictureRenderer : public PictureRenderer { | |
522 public: | |
523 #if SK_SUPPORT_GPU | |
524 SimplePictureRenderer(const GrContextOptions &opts) : INHERITED(opts) { } | |
525 #endif | |
526 | |
527 virtual void init(const SkPicture* pict, | |
528 const SkString* writePath, | |
529 const SkString* mismatchPath, | |
530 const SkString* inputFilename, | |
531 bool useChecksumBasedFilenames, | |
532 bool useMultiPictureDraw) override; | |
533 | |
534 bool render(SkBitmap** out = nullptr) override; | |
535 | |
536 private: | |
537 SkString getConfigNameInternal() override; | |
538 | |
539 typedef PictureRenderer INHERITED; | |
540 }; | |
541 | |
542 class TiledPictureRenderer : public PictureRenderer { | |
543 public: | |
544 #if SK_SUPPORT_GPU | |
545 TiledPictureRenderer(const GrContextOptions &opts); | |
546 #else | |
547 TiledPictureRenderer(); | |
548 #endif | |
549 | |
550 virtual void init(const SkPicture* pict, | |
551 const SkString* writePath, | |
552 const SkString* mismatchPath, | |
553 const SkString* inputFilename, | |
554 bool useChecksumBasedFilenames, | |
555 bool useMultiPictureDraw) override; | |
556 | |
557 /** | |
558 * Renders to tiles, rather than a single canvas. | |
559 * If fWritePath was provided, a separate file is | |
560 * created for each tile, named "path0.png", "path1.png", etc. | |
561 */ | |
562 bool render(SkBitmap** out = nullptr) override; | |
563 | |
564 void end() override; | |
565 | |
566 void setTileWidth(int width) { | |
567 fTileWidth = width; | |
568 } | |
569 | |
570 int getTileWidth() const { | |
571 return fTileWidth; | |
572 } | |
573 | |
574 void setTileHeight(int height) { | |
575 fTileHeight = height; | |
576 } | |
577 | |
578 int getTileHeight() const { | |
579 return fTileHeight; | |
580 } | |
581 | |
582 void setTileWidthPercentage(double percentage) { | |
583 fTileWidthPercentage = percentage; | |
584 } | |
585 | |
586 double getTileWidthPercentage() const { | |
587 return fTileWidthPercentage; | |
588 } | |
589 | |
590 void setTileHeightPercentage(double percentage) { | |
591 fTileHeightPercentage = percentage; | |
592 } | |
593 | |
594 double getTileHeightPercentage() const { | |
595 return fTileHeightPercentage; | |
596 } | |
597 | |
598 void setTileMinPowerOf2Width(int width) { | |
599 SkASSERT(SkIsPow2(width) && width > 0); | |
600 if (!SkIsPow2(width) || width <= 0) { | |
601 return; | |
602 } | |
603 | |
604 fTileMinPowerOf2Width = width; | |
605 } | |
606 | |
607 int getTileMinPowerOf2Width() const { | |
608 return fTileMinPowerOf2Width; | |
609 } | |
610 | |
611 TiledPictureRenderer* getTiledRenderer() override { return this; } | |
612 | |
613 virtual bool supportsTimingIndividualTiles() { return true; } | |
614 | |
615 /** | |
616 * Report the number of tiles in the x and y directions. Must not be called
before init. | |
617 * @param x Output parameter identifying the number of tiles in the x direct
ion. | |
618 * @param y Output parameter identifying the number of tiles in the y direct
ion. | |
619 * @return True if the tiles have been set up, and x and y are meaningful. I
f false, x and y are | |
620 * unmodified. | |
621 */ | |
622 bool tileDimensions(int& x, int&y); | |
623 | |
624 /** | |
625 * Move to the next tile and return its indices. Must be called before calli
ng drawCurrentTile | |
626 * for the first time. | |
627 * @param i Output parameter identifying the column of the next tile to be d
rawn on the next | |
628 * call to drawNextTile. | |
629 * @param j Output parameter identifying the row of the next tile to be dra
wn on the next call | |
630 * to drawNextTile. | |
631 * @param True if the tiles have been created and the next tile to be drawn
by drawCurrentTile | |
632 * is within the range of tiles. If false, i and j are unmodified. | |
633 */ | |
634 bool nextTile(int& i, int& j); | |
635 | |
636 /** | |
637 * Render one tile. This will draw the same tile each time it is called unti
l nextTile is | |
638 * called. The tile rendered will depend on how many calls have been made to
nextTile. | |
639 * It is an error to call this without first calling nextTile, or if nextTil
e returns false. | |
640 */ | |
641 void drawCurrentTile(); | |
642 | |
643 protected: | |
644 SkTDArray<SkIRect> fTileRects; | |
645 | |
646 SkCanvas* setupCanvas(int width, int height) override; | |
647 SkString getConfigNameInternal() override; | |
648 | |
649 private: | |
650 int fTileWidth; | |
651 int fTileHeight; | |
652 double fTileWidthPercentage; | |
653 double fTileHeightPercentage; | |
654 int fTileMinPowerOf2Width; | |
655 | |
656 // These variables are only used for timing individual tiles. | |
657 // Next tile to draw in fTileRects. | |
658 int fCurrentTileOffset; | |
659 // Number of tiles in the x direction. | |
660 int fTilesX; | |
661 // Number of tiles in the y direction. | |
662 int fTilesY; | |
663 | |
664 void setupTiles(); | |
665 void setupPowerOf2Tiles(); | |
666 bool postRender(SkCanvas*, const SkIRect& tileRect, | |
667 SkBitmap* tempBM, SkBitmap** out, | |
668 int tileNumber); | |
669 | |
670 typedef PictureRenderer INHERITED; | |
671 }; | |
672 | |
673 /** | |
674 * This class does not do any rendering, but its render function executes turnin
g an SkPictureRecord | |
675 * into an SkPicturePlayback, which we want to time. | |
676 */ | |
677 class PlaybackCreationRenderer : public PictureRenderer { | |
678 public: | |
679 #if SK_SUPPORT_GPU | |
680 PlaybackCreationRenderer(const GrContextOptions &opts) : INHERITED(opts) { } | |
681 #endif | |
682 | |
683 void setup() override; | |
684 | |
685 bool render(SkBitmap** out = nullptr) override; | |
686 | |
687 SkString getPerIterTimeFormat() override { return SkString("%.4f"); } | |
688 | |
689 SkString getNormalTimeFormat() override { return SkString("%6.4f"); } | |
690 | |
691 private: | |
692 SkAutoTDelete<SkPictureRecorder> fRecorder; | |
693 | |
694 SkString getConfigNameInternal() override; | |
695 | |
696 typedef PictureRenderer INHERITED; | |
697 }; | |
698 | |
699 #if SK_SUPPORT_GPU | |
700 extern PictureRenderer* CreateGatherPixelRefsRenderer(const GrContextOptions& op
ts); | |
701 #else | |
702 extern PictureRenderer* CreateGatherPixelRefsRenderer(); | |
703 #endif | |
704 | |
705 } | |
706 | |
707 #endif // PictureRenderer_DEFINED | |
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