DisplayListOp.h revision 41541825bc90dac740e424cdd41a8c997e15cdb7
1/* 2 * Copyright (C) 2013 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#ifndef ANDROID_HWUI_DISPLAY_OPERATION_H 18#define ANDROID_HWUI_DISPLAY_OPERATION_H 19 20#ifndef LOG_TAG 21 #define LOG_TAG "OpenGLRenderer" 22#endif 23 24#include <SkXfermode.h> 25 26#include <private/hwui/DrawGlInfo.h> 27 28#include "OpenGLRenderer.h" 29#include "AssetAtlas.h" 30#include "DeferredDisplayList.h" 31#include "DisplayListRenderer.h" 32#include "UvMapper.h" 33#include "utils/LinearAllocator.h" 34 35#define CRASH() do { \ 36 *(int *)(uintptr_t)0xbbadbeef = 0; \ 37 ((void(*)())0)(); /* More reliable, but doesn't say BBADBEEF */ \ 38} while(false) 39 40#define MATRIX_STRING "[%.2f %.2f %.2f] [%.2f %.2f %.2f] [%.2f %.2f %.2f]" 41#define MATRIX_ARGS(m) \ 42 m->get(0), m->get(1), m->get(2), \ 43 m->get(3), m->get(4), m->get(5), \ 44 m->get(6), m->get(7), m->get(8) 45#define RECT_STRING "%.2f %.2f %.2f %.2f" 46#define RECT_ARGS(r) \ 47 r.left, r.top, r.right, r.bottom 48 49// Use OP_LOG for logging with arglist, OP_LOGS if just printing char* 50#define OP_LOGS(s) OP_LOG("%s", s) 51#define OP_LOG(s, ...) ALOGD( "%*s" s, level * 2, "", __VA_ARGS__ ) 52 53namespace android { 54namespace uirenderer { 55 56/** 57 * Structure for storing canvas operations when they are recorded into a DisplayList, so that they 58 * may be replayed to an OpenGLRenderer. 59 * 60 * To avoid individual memory allocations, DisplayListOps may only be allocated into a 61 * LinearAllocator's managed memory buffers. Each pointer held by a DisplayListOp is either a 62 * pointer into memory also allocated in the LinearAllocator (mostly for text and float buffers) or 63 * references a externally refcounted object (Sk... and Skia... objects). ~DisplayListOp() is 64 * never called as LinearAllocators are simply discarded, so no memory management should be done in 65 * this class. 66 */ 67class DisplayListOp { 68public: 69 // These objects should always be allocated with a LinearAllocator, and never destroyed/deleted. 70 // standard new() intentionally not implemented, and delete/deconstructor should never be used. 71 virtual ~DisplayListOp() { CRASH(); } 72 static void operator delete(void* ptr) { CRASH(); } 73 /** static void* operator new(size_t size); PURPOSELY OMITTED **/ 74 static void* operator new(size_t size, LinearAllocator& allocator) { 75 return allocator.alloc(size); 76 } 77 78 enum OpLogFlag { 79 kOpLogFlag_Recurse = 0x1, 80 kOpLogFlag_JSON = 0x2 // TODO: add? 81 }; 82 83 virtual void defer(DeferStateStruct& deferStruct, int saveCount, int level, 84 bool useQuickReject) = 0; 85 86 virtual void replay(ReplayStateStruct& replayStruct, int saveCount, int level, 87 bool useQuickReject) = 0; 88 89 virtual void output(int level, uint32_t logFlags = 0) = 0; 90 91 // NOTE: it would be nice to declare constants and overriding the implementation in each op to 92 // point at the constants, but that seems to require a .cpp file 93 virtual const char* name() = 0; 94 95 /** 96 * Stores the relevant canvas state of the object between deferral and replay (if the canvas 97 * state supports being stored) See OpenGLRenderer::simpleClipAndState() 98 * 99 * TODO: don't reserve space for StateOps that won't be deferred 100 */ 101 DeferredDisplayState state; 102 103}; 104 105class StateOp : public DisplayListOp { 106public: 107 StateOp() {}; 108 109 virtual ~StateOp() {} 110 111 virtual void defer(DeferStateStruct& deferStruct, int saveCount, int level, 112 bool useQuickReject) { 113 // default behavior only affects immediate, deferrable state, issue directly to renderer 114 applyState(deferStruct.mRenderer, saveCount); 115 } 116 117 /** 118 * State operations are applied directly to the renderer, but can cause the deferred drawing op 119 * list to flush 120 */ 121 virtual void replay(ReplayStateStruct& replayStruct, int saveCount, int level, 122 bool useQuickReject) { 123 applyState(replayStruct.mRenderer, saveCount); 124 } 125 126 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const = 0; 127}; 128 129class DrawOp : public DisplayListOp { 130friend class MergingDrawBatch; 131public: 132 DrawOp(SkPaint* paint) 133 : mPaint(paint), mQuickRejected(false) {} 134 135 virtual void defer(DeferStateStruct& deferStruct, int saveCount, int level, 136 bool useQuickReject) { 137 if (mQuickRejected && CC_LIKELY(useQuickReject)) { 138 return; 139 } 140 141 if (!getLocalBounds(state.mBounds)) { 142 // empty bounds signify bounds can't be calculated 143 state.mBounds.setEmpty(); 144 } 145 146 deferStruct.mDeferredList.addDrawOp(deferStruct.mRenderer, this); 147 } 148 149 virtual void replay(ReplayStateStruct& replayStruct, int saveCount, int level, 150 bool useQuickReject) { 151 if (mQuickRejected && CC_LIKELY(useQuickReject)) { 152 return; 153 } 154 155 replayStruct.mDrawGlStatus |= applyDraw(replayStruct.mRenderer, replayStruct.mDirty); 156 } 157 158 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) = 0; 159 160 /** 161 * Draw multiple instances of an operation, must be overidden for operations that merge 162 * 163 * Currently guarantees certain similarities between ops (see MergingDrawBatch::canMergeWith), 164 * and pure translation transformations. Other guarantees of similarity should be enforced by 165 * reducing which operations are tagged as mergeable. 166 */ 167 virtual status_t multiDraw(OpenGLRenderer& renderer, Rect& dirty, 168 const Vector<DrawOp*>& ops, const Rect& bounds) { 169 status_t status = DrawGlInfo::kStatusDone; 170 for (unsigned int i = 0; i < ops.size(); i++) { 171 renderer.restoreDisplayState(ops[i]->state); 172 status |= ops[i]->applyDraw(renderer, dirty); 173 } 174 return status; 175 } 176 177 /* 178 * When this method is invoked the state field is initialized to have the 179 * final rendering state. We can thus use it to process data as it will be 180 * used at draw time. 181 * 182 * Additionally, this method allows subclasses to provide defer-time preferences for batching 183 * and merging. 184 * 185 * Return true if the op can merge with others of its kind (such subclasses should implement 186 * multiDraw) 187 */ 188 virtual bool onDefer(OpenGLRenderer& renderer, int* batchId, mergeid_t* mergeId) { 189 return false; 190 } 191 192 // returns true if bounds exist 193 virtual bool getLocalBounds(Rect& localBounds) { return false; } 194 195 // TODO: better refine localbounds usage 196 void setQuickRejected(bool quickRejected) { mQuickRejected = quickRejected; } 197 bool getQuickRejected() { return mQuickRejected; } 198 199 inline int getPaintAlpha() { 200 return OpenGLRenderer::getAlphaDirect(mPaint); 201 } 202 203 inline float strokeWidthOutset() { 204 float width = mPaint->getStrokeWidth(); 205 if (width == 0) return 0.5f; // account for hairline 206 return width * 0.5f; 207 } 208 209protected: 210 SkPaint* getPaint(OpenGLRenderer& renderer) { 211 return renderer.filterPaint(mPaint); 212 } 213 214 SkPaint* mPaint; // should be accessed via getPaint() when applying 215 bool mQuickRejected; 216}; 217 218class DrawBoundedOp : public DrawOp { 219public: 220 DrawBoundedOp(float left, float top, float right, float bottom, SkPaint* paint) 221 : DrawOp(paint), mLocalBounds(left, top, right, bottom) {} 222 223 DrawBoundedOp(const Rect& localBounds, SkPaint* paint) 224 : DrawOp(paint), mLocalBounds(localBounds) {} 225 226 // Calculates bounds as smallest rect encompassing all points 227 // NOTE: requires at least 1 vertex, and doesn't account for stroke size (should be handled in 228 // subclass' constructor) 229 DrawBoundedOp(const float* points, int count, SkPaint* paint) 230 : DrawOp(paint), mLocalBounds(points[0], points[1], points[0], points[1]) { 231 for (int i = 2; i < count; i += 2) { 232 mLocalBounds.left = fminf(mLocalBounds.left, points[i]); 233 mLocalBounds.right = fmaxf(mLocalBounds.right, points[i]); 234 mLocalBounds.top = fminf(mLocalBounds.top, points[i + 1]); 235 mLocalBounds.bottom = fmaxf(mLocalBounds.bottom, points[i + 1]); 236 } 237 } 238 239 // default empty constructor for bounds, to be overridden in child constructor body 240 DrawBoundedOp(SkPaint* paint) 241 : DrawOp(paint) {} 242 243 bool getLocalBounds(Rect& localBounds) { 244 localBounds.set(mLocalBounds); 245 return true; 246 } 247 248 bool mergeAllowed() { 249 if (!state.mMatrix.isPureTranslate()) return false; 250 251 // checks that we're unclipped, and srcover 252 const Rect& opBounds = state.mBounds; 253 return fabs(opBounds.getWidth() - mLocalBounds.getWidth()) < 0.1 && 254 fabs(opBounds.getHeight() - mLocalBounds.getHeight()) < 0.1 && 255 (OpenGLRenderer::getXfermodeDirect(mPaint) == SkXfermode::kSrcOver_Mode); 256 } 257 258protected: 259 Rect mLocalBounds; // displayed area in LOCAL coord. doesn't incorporate stroke, so check paint 260}; 261 262/////////////////////////////////////////////////////////////////////////////// 263// STATE OPERATIONS - these may affect the state of the canvas/renderer, but do 264// not directly draw or alter output 265/////////////////////////////////////////////////////////////////////////////// 266 267class SaveOp : public StateOp { 268 friend class DisplayList; // give DisplayList private constructor/reinit access 269public: 270 SaveOp(int flags) 271 : mFlags(flags) {} 272 273 virtual void defer(DeferStateStruct& deferStruct, int saveCount, int level, 274 bool useQuickReject) { 275 int newSaveCount = deferStruct.mRenderer.save(mFlags); 276 deferStruct.mDeferredList.addSave(deferStruct.mRenderer, this, newSaveCount); 277 } 278 279 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 280 renderer.save(mFlags); 281 } 282 283 virtual void output(int level, uint32_t logFlags) { 284 OP_LOG("Save flags %x", mFlags); 285 } 286 287 virtual const char* name() { return "Save"; } 288 289 int getFlags() const { return mFlags; } 290private: 291 SaveOp() {} 292 DisplayListOp* reinit(int flags) { 293 mFlags = flags; 294 return this; 295 } 296 297 int mFlags; 298}; 299 300class RestoreToCountOp : public StateOp { 301 friend class DisplayList; // give DisplayList private constructor/reinit access 302public: 303 RestoreToCountOp(int count) 304 : mCount(count) {} 305 306 virtual void defer(DeferStateStruct& deferStruct, int saveCount, int level, 307 bool useQuickReject) { 308 deferStruct.mDeferredList.addRestoreToCount(deferStruct.mRenderer, 309 this, saveCount + mCount); 310 deferStruct.mRenderer.restoreToCount(saveCount + mCount); 311 } 312 313 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 314 renderer.restoreToCount(saveCount + mCount); 315 } 316 317 virtual void output(int level, uint32_t logFlags) { 318 OP_LOG("Restore to count %d", mCount); 319 } 320 321 virtual const char* name() { return "RestoreToCount"; } 322 323private: 324 RestoreToCountOp() {} 325 DisplayListOp* reinit(int count) { 326 mCount = count; 327 return this; 328 } 329 330 int mCount; 331}; 332 333class SaveLayerOp : public StateOp { 334 friend class DisplayList; // give DisplayList private constructor/reinit access 335public: 336 SaveLayerOp(float left, float top, float right, float bottom, 337 int alpha, SkXfermode::Mode mode, int flags) 338 : mArea(left, top, right, bottom), mAlpha(alpha), mMode(mode), mFlags(flags) {} 339 340 virtual void defer(DeferStateStruct& deferStruct, int saveCount, int level, 341 bool useQuickReject) { 342 // NOTE: don't bother with actual saveLayer, instead issuing it at flush time 343 int newSaveCount = deferStruct.mRenderer.getSaveCount(); 344 deferStruct.mDeferredList.addSaveLayer(deferStruct.mRenderer, this, newSaveCount); 345 346 // NOTE: don't issue full saveLayer, since that has side effects/is costly. instead just 347 // setup the snapshot for deferral, and re-issue the op at flush time 348 deferStruct.mRenderer.saveLayerDeferred(mArea.left, mArea.top, mArea.right, mArea.bottom, 349 mAlpha, mMode, mFlags); 350 } 351 352 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 353 renderer.saveLayer(mArea.left, mArea.top, mArea.right, mArea.bottom, mAlpha, mMode, mFlags); 354 } 355 356 virtual void output(int level, uint32_t logFlags) { 357 OP_LOG("SaveLayer%s of area " RECT_STRING, 358 (isSaveLayerAlpha() ? "Alpha" : ""),RECT_ARGS(mArea)); 359 } 360 361 virtual const char* name() { return isSaveLayerAlpha() ? "SaveLayerAlpha" : "SaveLayer"; } 362 363 int getFlags() { return mFlags; } 364 365private: 366 // Special case, reserved for direct DisplayList usage 367 SaveLayerOp() {} 368 DisplayListOp* reinit(float left, float top, float right, float bottom, 369 int alpha, SkXfermode::Mode mode, int flags) { 370 mArea.set(left, top, right, bottom); 371 mAlpha = alpha; 372 mMode = mode; 373 mFlags = flags; 374 return this; 375 } 376 377 bool isSaveLayerAlpha() { return mAlpha < 255 && mMode == SkXfermode::kSrcOver_Mode; } 378 Rect mArea; 379 int mAlpha; 380 SkXfermode::Mode mMode; 381 int mFlags; 382}; 383 384class TranslateOp : public StateOp { 385public: 386 TranslateOp(float dx, float dy) 387 : mDx(dx), mDy(dy) {} 388 389 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 390 renderer.translate(mDx, mDy); 391 } 392 393 virtual void output(int level, uint32_t logFlags) { 394 OP_LOG("Translate by %f %f", mDx, mDy); 395 } 396 397 virtual const char* name() { return "Translate"; } 398 399private: 400 float mDx; 401 float mDy; 402}; 403 404class RotateOp : public StateOp { 405public: 406 RotateOp(float degrees) 407 : mDegrees(degrees) {} 408 409 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 410 renderer.rotate(mDegrees); 411 } 412 413 virtual void output(int level, uint32_t logFlags) { 414 OP_LOG("Rotate by %f degrees", mDegrees); 415 } 416 417 virtual const char* name() { return "Rotate"; } 418 419private: 420 float mDegrees; 421}; 422 423class ScaleOp : public StateOp { 424public: 425 ScaleOp(float sx, float sy) 426 : mSx(sx), mSy(sy) {} 427 428 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 429 renderer.scale(mSx, mSy); 430 } 431 432 virtual void output(int level, uint32_t logFlags) { 433 OP_LOG("Scale by %f %f", mSx, mSy); 434 } 435 436 virtual const char* name() { return "Scale"; } 437 438private: 439 float mSx; 440 float mSy; 441}; 442 443class SkewOp : public StateOp { 444public: 445 SkewOp(float sx, float sy) 446 : mSx(sx), mSy(sy) {} 447 448 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 449 renderer.skew(mSx, mSy); 450 } 451 452 virtual void output(int level, uint32_t logFlags) { 453 OP_LOG("Skew by %f %f", mSx, mSy); 454 } 455 456 virtual const char* name() { return "Skew"; } 457 458private: 459 float mSx; 460 float mSy; 461}; 462 463class SetMatrixOp : public StateOp { 464public: 465 SetMatrixOp(SkMatrix* matrix) 466 : mMatrix(matrix) {} 467 468 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 469 renderer.setMatrix(mMatrix); 470 } 471 472 virtual void output(int level, uint32_t logFlags) { 473 OP_LOG("SetMatrix " MATRIX_STRING, MATRIX_ARGS(mMatrix)); 474 } 475 476 virtual const char* name() { return "SetMatrix"; } 477 478private: 479 SkMatrix* mMatrix; 480}; 481 482class ConcatMatrixOp : public StateOp { 483public: 484 ConcatMatrixOp(SkMatrix* matrix) 485 : mMatrix(matrix) {} 486 487 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 488 renderer.concatMatrix(mMatrix); 489 } 490 491 virtual void output(int level, uint32_t logFlags) { 492 OP_LOG("ConcatMatrix " MATRIX_STRING, MATRIX_ARGS(mMatrix)); 493 } 494 495 virtual const char* name() { return "ConcatMatrix"; } 496 497private: 498 SkMatrix* mMatrix; 499}; 500 501class ClipOp : public StateOp { 502public: 503 ClipOp(SkRegion::Op op) : mOp(op) {} 504 505 virtual void defer(DeferStateStruct& deferStruct, int saveCount, int level, 506 bool useQuickReject) { 507 // NOTE: must defer op BEFORE applying state, since it may read clip 508 deferStruct.mDeferredList.addClip(deferStruct.mRenderer, this); 509 510 // TODO: Can we avoid applying complex clips at defer time? 511 applyState(deferStruct.mRenderer, saveCount); 512 } 513 514 bool canCauseComplexClip() { 515 return ((mOp != SkRegion::kIntersect_Op) && (mOp != SkRegion::kReplace_Op)) || !isRect(); 516 } 517 518protected: 519 ClipOp() {} 520 virtual bool isRect() { return false; } 521 522 SkRegion::Op mOp; 523}; 524 525class ClipRectOp : public ClipOp { 526 friend class DisplayList; // give DisplayList private constructor/reinit access 527public: 528 ClipRectOp(float left, float top, float right, float bottom, SkRegion::Op op) 529 : ClipOp(op), mArea(left, top, right, bottom) {} 530 531 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 532 renderer.clipRect(mArea.left, mArea.top, mArea.right, mArea.bottom, mOp); 533 } 534 535 virtual void output(int level, uint32_t logFlags) { 536 OP_LOG("ClipRect " RECT_STRING, RECT_ARGS(mArea)); 537 } 538 539 virtual const char* name() { return "ClipRect"; } 540 541protected: 542 virtual bool isRect() { return true; } 543 544private: 545 ClipRectOp() {} 546 DisplayListOp* reinit(float left, float top, float right, float bottom, SkRegion::Op op) { 547 mOp = op; 548 mArea.set(left, top, right, bottom); 549 return this; 550 } 551 552 Rect mArea; 553}; 554 555class ClipPathOp : public ClipOp { 556public: 557 ClipPathOp(SkPath* path, SkRegion::Op op) 558 : ClipOp(op), mPath(path) {} 559 560 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 561 renderer.clipPath(mPath, mOp); 562 } 563 564 virtual void output(int level, uint32_t logFlags) { 565 SkRect bounds = mPath->getBounds(); 566 OP_LOG("ClipPath bounds " RECT_STRING, 567 bounds.left(), bounds.top(), bounds.right(), bounds.bottom()); 568 } 569 570 virtual const char* name() { return "ClipPath"; } 571 572private: 573 SkPath* mPath; 574}; 575 576class ClipRegionOp : public ClipOp { 577public: 578 ClipRegionOp(SkRegion* region, SkRegion::Op op) 579 : ClipOp(op), mRegion(region) {} 580 581 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 582 renderer.clipRegion(mRegion, mOp); 583 } 584 585 virtual void output(int level, uint32_t logFlags) { 586 SkIRect bounds = mRegion->getBounds(); 587 OP_LOG("ClipRegion bounds %d %d %d %d", 588 bounds.left(), bounds.top(), bounds.right(), bounds.bottom()); 589 } 590 591 virtual const char* name() { return "ClipRegion"; } 592 593private: 594 SkRegion* mRegion; 595 SkRegion::Op mOp; 596}; 597 598class ResetShaderOp : public StateOp { 599public: 600 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 601 renderer.resetShader(); 602 } 603 604 virtual void output(int level, uint32_t logFlags) { 605 OP_LOGS("ResetShader"); 606 } 607 608 virtual const char* name() { return "ResetShader"; } 609}; 610 611class SetupShaderOp : public StateOp { 612public: 613 SetupShaderOp(SkiaShader* shader) 614 : mShader(shader) {} 615 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 616 renderer.setupShader(mShader); 617 } 618 619 virtual void output(int level, uint32_t logFlags) { 620 OP_LOG("SetupShader, shader %p", mShader); 621 } 622 623 virtual const char* name() { return "SetupShader"; } 624 625private: 626 SkiaShader* mShader; 627}; 628 629class ResetColorFilterOp : public StateOp { 630public: 631 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 632 renderer.resetColorFilter(); 633 } 634 635 virtual void output(int level, uint32_t logFlags) { 636 OP_LOGS("ResetColorFilter"); 637 } 638 639 virtual const char* name() { return "ResetColorFilter"; } 640}; 641 642class SetupColorFilterOp : public StateOp { 643public: 644 SetupColorFilterOp(SkiaColorFilter* colorFilter) 645 : mColorFilter(colorFilter) {} 646 647 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 648 renderer.setupColorFilter(mColorFilter); 649 } 650 651 virtual void output(int level, uint32_t logFlags) { 652 OP_LOG("SetupColorFilter, filter %p", mColorFilter); 653 } 654 655 virtual const char* name() { return "SetupColorFilter"; } 656 657private: 658 SkiaColorFilter* mColorFilter; 659}; 660 661class ResetShadowOp : public StateOp { 662public: 663 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 664 renderer.resetShadow(); 665 } 666 667 virtual void output(int level, uint32_t logFlags) { 668 OP_LOGS("ResetShadow"); 669 } 670 671 virtual const char* name() { return "ResetShadow"; } 672}; 673 674class SetupShadowOp : public StateOp { 675public: 676 SetupShadowOp(float radius, float dx, float dy, int color) 677 : mRadius(radius), mDx(dx), mDy(dy), mColor(color) {} 678 679 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 680 renderer.setupShadow(mRadius, mDx, mDy, mColor); 681 } 682 683 virtual void output(int level, uint32_t logFlags) { 684 OP_LOG("SetupShadow, radius %f, %f, %f, color %#x", mRadius, mDx, mDy, mColor); 685 } 686 687 virtual const char* name() { return "SetupShadow"; } 688 689private: 690 float mRadius; 691 float mDx; 692 float mDy; 693 int mColor; 694}; 695 696class ResetPaintFilterOp : public StateOp { 697public: 698 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 699 renderer.resetPaintFilter(); 700 } 701 702 virtual void output(int level, uint32_t logFlags) { 703 OP_LOGS("ResetPaintFilter"); 704 } 705 706 virtual const char* name() { return "ResetPaintFilter"; } 707}; 708 709class SetupPaintFilterOp : public StateOp { 710public: 711 SetupPaintFilterOp(int clearBits, int setBits) 712 : mClearBits(clearBits), mSetBits(setBits) {} 713 714 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 715 renderer.setupPaintFilter(mClearBits, mSetBits); 716 } 717 718 virtual void output(int level, uint32_t logFlags) { 719 OP_LOG("SetupPaintFilter, clear %#x, set %#x", mClearBits, mSetBits); 720 } 721 722 virtual const char* name() { return "SetupPaintFilter"; } 723 724private: 725 int mClearBits; 726 int mSetBits; 727}; 728 729/////////////////////////////////////////////////////////////////////////////// 730// DRAW OPERATIONS - these are operations that can draw to the canvas's device 731/////////////////////////////////////////////////////////////////////////////// 732 733class DrawBitmapOp : public DrawBoundedOp { 734public: 735 DrawBitmapOp(SkBitmap* bitmap, float left, float top, SkPaint* paint) 736 : DrawBoundedOp(left, top, left + bitmap->width(), top + bitmap->height(), paint), 737 mBitmap(bitmap), mAtlasEntry(NULL) { 738 } 739 740 DrawBitmapOp(SkBitmap* bitmap, float left, float top, SkPaint* paint, 741 const AssetAtlas::Entry* entry) 742 : DrawBoundedOp(left, top, left + bitmap->width(), top + bitmap->height(), paint), 743 mBitmap(bitmap), mAtlasEntry(entry) { 744 if (entry) mUvMapper = entry->uvMapper; 745 } 746 747 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 748 return renderer.drawBitmap(mBitmap, mLocalBounds.left, mLocalBounds.top, 749 getPaint(renderer)); 750 } 751 752#define SET_TEXTURE(ptr, posRect, offsetRect, texCoordsRect, xDim, yDim) \ 753 TextureVertex::set(ptr++, posRect.xDim - offsetRect.left, posRect.yDim - offsetRect.top, \ 754 texCoordsRect.xDim, texCoordsRect.yDim) 755 756 virtual status_t multiDraw(OpenGLRenderer& renderer, Rect& dirty, 757 const Vector<DrawOp*>& ops, const Rect& bounds) { 758 renderer.restoreDisplayState(state, true); // restore all but the clip 759 renderer.setFullScreenClip(); // ensure merged ops aren't clipped 760 TextureVertex vertices[6 * ops.size()]; 761 TextureVertex* vertex = &vertices[0]; 762 763 // TODO: manually handle rect clip for bitmaps by adjusting texCoords per op, 764 // and allowing them to be merged in getBatchId() 765 for (unsigned int i = 0; i < ops.size(); i++) { 766 const Rect& opBounds = ops[i]->state.mBounds; 767 768 Rect texCoords(0, 0, 1, 1); 769 ((DrawBitmapOp*) ops[i])->mUvMapper.map(texCoords); 770 771 SET_TEXTURE(vertex, opBounds, bounds, texCoords, left, top); 772 SET_TEXTURE(vertex, opBounds, bounds, texCoords, right, top); 773 SET_TEXTURE(vertex, opBounds, bounds, texCoords, left, bottom); 774 775 SET_TEXTURE(vertex, opBounds, bounds, texCoords, left, bottom); 776 SET_TEXTURE(vertex, opBounds, bounds, texCoords, right, top); 777 SET_TEXTURE(vertex, opBounds, bounds, texCoords, right, bottom); 778 } 779 780 return renderer.drawBitmaps(mBitmap, ops.size(), &vertices[0], bounds, mPaint); 781 } 782 783 virtual void output(int level, uint32_t logFlags) { 784 OP_LOG("Draw bitmap %p at %f %f", mBitmap, mLocalBounds.left, mLocalBounds.top); 785 } 786 787 virtual const char* name() { return "DrawBitmap"; } 788 789 virtual bool onDefer(OpenGLRenderer& renderer, int* batchId, mergeid_t* mergeId) { 790 *batchId = DeferredDisplayList::kOpBatch_Bitmap; 791 *mergeId = mAtlasEntry ? (mergeid_t) &mAtlasEntry->atlas : (mergeid_t) mBitmap; 792 793 // don't merge A8 bitmaps - the paint's color isn't compared by mergeId, or in 794 // MergingDrawBatch::canMergeWith 795 return mergeAllowed() && (mBitmap->getConfig() != SkBitmap::kA8_Config); 796 } 797 798 const SkBitmap* bitmap() { return mBitmap; } 799protected: 800 SkBitmap* mBitmap; 801 const AssetAtlas::Entry* mAtlasEntry; 802 UvMapper mUvMapper; 803}; 804 805class DrawBitmapMatrixOp : public DrawBoundedOp { 806public: 807 DrawBitmapMatrixOp(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint) 808 : DrawBoundedOp(paint), mBitmap(bitmap), mMatrix(matrix) { 809 mLocalBounds.set(0, 0, bitmap->width(), bitmap->height()); 810 const mat4 transform(*matrix); 811 transform.mapRect(mLocalBounds); 812 } 813 814 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 815 return renderer.drawBitmap(mBitmap, mMatrix, getPaint(renderer)); 816 } 817 818 virtual void output(int level, uint32_t logFlags) { 819 OP_LOG("Draw bitmap %p matrix " MATRIX_STRING, mBitmap, MATRIX_ARGS(mMatrix)); 820 } 821 822 virtual const char* name() { return "DrawBitmapMatrix"; } 823 824 virtual bool onDefer(OpenGLRenderer& renderer, int* batchId, mergeid_t* mergeId) { 825 *batchId = DeferredDisplayList::kOpBatch_Bitmap; 826 return false; 827 } 828 829private: 830 SkBitmap* mBitmap; 831 SkMatrix* mMatrix; 832}; 833 834class DrawBitmapRectOp : public DrawBoundedOp { 835public: 836 DrawBitmapRectOp(SkBitmap* bitmap, float srcLeft, float srcTop, float srcRight, float srcBottom, 837 float dstLeft, float dstTop, float dstRight, float dstBottom, SkPaint* paint) 838 : DrawBoundedOp(dstLeft, dstTop, dstRight, dstBottom, paint), 839 mBitmap(bitmap), mSrc(srcLeft, srcTop, srcRight, srcBottom) {} 840 841 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 842 return renderer.drawBitmap(mBitmap, mSrc.left, mSrc.top, mSrc.right, mSrc.bottom, 843 mLocalBounds.left, mLocalBounds.top, mLocalBounds.right, mLocalBounds.bottom, 844 getPaint(renderer)); 845 } 846 847 virtual void output(int level, uint32_t logFlags) { 848 OP_LOG("Draw bitmap %p src="RECT_STRING", dst="RECT_STRING, 849 mBitmap, RECT_ARGS(mSrc), RECT_ARGS(mLocalBounds)); 850 } 851 852 virtual const char* name() { return "DrawBitmapRect"; } 853 854 virtual bool onDefer(OpenGLRenderer& renderer, int* batchId, mergeid_t* mergeId) { 855 *batchId = DeferredDisplayList::kOpBatch_Bitmap; 856 return false; 857 } 858 859private: 860 SkBitmap* mBitmap; 861 Rect mSrc; 862}; 863 864class DrawBitmapDataOp : public DrawBitmapOp { 865public: 866 DrawBitmapDataOp(SkBitmap* bitmap, float left, float top, SkPaint* paint) 867 : DrawBitmapOp(bitmap, left, top, paint) {} 868 869 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 870 return renderer.drawBitmapData(mBitmap, mLocalBounds.left, 871 mLocalBounds.top, getPaint(renderer)); 872 } 873 874 virtual void output(int level, uint32_t logFlags) { 875 OP_LOG("Draw bitmap %p", mBitmap); 876 } 877 878 virtual const char* name() { return "DrawBitmapData"; } 879 880 virtual bool onDefer(OpenGLRenderer& renderer, int* batchId, mergeid_t* mergeId) { 881 *batchId = DeferredDisplayList::kOpBatch_Bitmap; 882 return false; 883 } 884}; 885 886class DrawBitmapMeshOp : public DrawBoundedOp { 887public: 888 DrawBitmapMeshOp(SkBitmap* bitmap, int meshWidth, int meshHeight, 889 float* vertices, int* colors, SkPaint* paint) 890 : DrawBoundedOp(vertices, 2 * (meshWidth + 1) * (meshHeight + 1), paint), 891 mBitmap(bitmap), mMeshWidth(meshWidth), mMeshHeight(meshHeight), 892 mVertices(vertices), mColors(colors) {} 893 894 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 895 return renderer.drawBitmapMesh(mBitmap, mMeshWidth, mMeshHeight, 896 mVertices, mColors, getPaint(renderer)); 897 } 898 899 virtual void output(int level, uint32_t logFlags) { 900 OP_LOG("Draw bitmap %p mesh %d x %d", mBitmap, mMeshWidth, mMeshHeight); 901 } 902 903 virtual const char* name() { return "DrawBitmapMesh"; } 904 905 virtual bool onDefer(OpenGLRenderer& renderer, int* batchId, mergeid_t* mergeId) { 906 *batchId = DeferredDisplayList::kOpBatch_Bitmap; 907 return false; 908 } 909 910private: 911 SkBitmap* mBitmap; 912 int mMeshWidth; 913 int mMeshHeight; 914 float* mVertices; 915 int* mColors; 916}; 917 918class DrawPatchOp : public DrawBoundedOp { 919public: 920 DrawPatchOp(SkBitmap* bitmap, Res_png_9patch* patch, 921 float left, float top, float right, float bottom, int alpha, SkXfermode::Mode mode) 922 : DrawBoundedOp(left, top, right, bottom, 0), 923 mBitmap(bitmap), mPatch(patch), mAlpha(alpha), mMode(mode) { 924 mEntry = Caches::getInstance().assetAtlas.getEntry(bitmap); 925 }; 926 927 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 928 // NOTE: not calling the virtual method, which takes a paint 929 return renderer.drawPatch(mBitmap, mPatch, mEntry, mLocalBounds.left, mLocalBounds.top, 930 mLocalBounds.right, mLocalBounds.bottom, mAlpha, mMode); 931 } 932 933 virtual void output(int level, uint32_t logFlags) { 934 OP_LOG("Draw patch "RECT_STRING, RECT_ARGS(mLocalBounds)); 935 } 936 937 virtual const char* name() { return "DrawPatch"; } 938 939 virtual bool onDefer(OpenGLRenderer& renderer, int* batchId, mergeid_t* mergeId) { 940 *batchId = DeferredDisplayList::kOpBatch_Patch; 941 *mergeId = (mergeid_t) mBitmap; 942 return true; 943 } 944 945private: 946 SkBitmap* mBitmap; 947 Res_png_9patch* mPatch; 948 int mAlpha; 949 SkXfermode::Mode mMode; 950 AssetAtlas::Entry* mEntry; 951}; 952 953class DrawColorOp : public DrawOp { 954public: 955 DrawColorOp(int color, SkXfermode::Mode mode) 956 : DrawOp(0), mColor(color), mMode(mode) {}; 957 958 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 959 return renderer.drawColor(mColor, mMode); 960 } 961 962 virtual void output(int level, uint32_t logFlags) { 963 OP_LOG("Draw color %#x, mode %d", mColor, mMode); 964 } 965 966 virtual const char* name() { return "DrawColor"; } 967 968private: 969 int mColor; 970 SkXfermode::Mode mMode; 971}; 972 973class DrawStrokableOp : public DrawBoundedOp { 974public: 975 DrawStrokableOp(float left, float top, float right, float bottom, SkPaint* paint) 976 : DrawBoundedOp(left, top, right, bottom, paint) {}; 977 978 bool getLocalBounds(Rect& localBounds) { 979 localBounds.set(mLocalBounds); 980 if (mPaint && mPaint->getStyle() != SkPaint::kFill_Style) { 981 localBounds.outset(strokeWidthOutset()); 982 } 983 return true; 984 } 985 986 virtual bool onDefer(OpenGLRenderer& renderer, int* batchId, mergeid_t* mergeId) { 987 if (mPaint->getPathEffect()) { 988 *batchId = DeferredDisplayList::kOpBatch_AlphaMaskTexture; 989 } else { 990 *batchId = mPaint->isAntiAlias() ? 991 DeferredDisplayList::kOpBatch_AlphaVertices : 992 DeferredDisplayList::kOpBatch_Vertices; 993 } 994 return false; 995 } 996}; 997 998class DrawRectOp : public DrawStrokableOp { 999public: 1000 DrawRectOp(float left, float top, float right, float bottom, SkPaint* paint) 1001 : DrawStrokableOp(left, top, right, bottom, paint) {} 1002 1003 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1004 return renderer.drawRect(mLocalBounds.left, mLocalBounds.top, 1005 mLocalBounds.right, mLocalBounds.bottom, getPaint(renderer)); 1006 } 1007 1008 virtual void output(int level, uint32_t logFlags) { 1009 OP_LOG("Draw Rect "RECT_STRING, RECT_ARGS(mLocalBounds)); 1010 } 1011 1012 virtual const char* name() { return "DrawRect"; } 1013}; 1014 1015class DrawRectsOp : public DrawBoundedOp { 1016public: 1017 DrawRectsOp(const float* rects, int count, SkPaint* paint) 1018 : DrawBoundedOp(rects, count, paint), 1019 mRects(rects), mCount(count) {} 1020 1021 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1022 return renderer.drawRects(mRects, mCount, getPaint(renderer)); 1023 } 1024 1025 virtual void output(int level, uint32_t logFlags) { 1026 OP_LOG("Draw Rects count %d", mCount); 1027 } 1028 1029 virtual const char* name() { return "DrawRects"; } 1030 1031 virtual bool onDefer(OpenGLRenderer& renderer, int* batchId, mergeid_t* mergeId) { 1032 *batchId = DeferredDisplayList::kOpBatch_Vertices; 1033 return false; 1034 } 1035 1036private: 1037 const float* mRects; 1038 int mCount; 1039}; 1040 1041class DrawRoundRectOp : public DrawStrokableOp { 1042public: 1043 DrawRoundRectOp(float left, float top, float right, float bottom, 1044 float rx, float ry, SkPaint* paint) 1045 : DrawStrokableOp(left, top, right, bottom, paint), mRx(rx), mRy(ry) {} 1046 1047 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1048 return renderer.drawRoundRect(mLocalBounds.left, mLocalBounds.top, 1049 mLocalBounds.right, mLocalBounds.bottom, mRx, mRy, getPaint(renderer)); 1050 } 1051 1052 virtual void output(int level, uint32_t logFlags) { 1053 OP_LOG("Draw RoundRect "RECT_STRING", rx %f, ry %f", RECT_ARGS(mLocalBounds), mRx, mRy); 1054 } 1055 1056 virtual const char* name() { return "DrawRoundRect"; } 1057 1058private: 1059 float mRx; 1060 float mRy; 1061}; 1062 1063class DrawCircleOp : public DrawStrokableOp { 1064public: 1065 DrawCircleOp(float x, float y, float radius, SkPaint* paint) 1066 : DrawStrokableOp(x - radius, y - radius, x + radius, y + radius, paint), 1067 mX(x), mY(y), mRadius(radius) {} 1068 1069 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1070 return renderer.drawCircle(mX, mY, mRadius, getPaint(renderer)); 1071 } 1072 1073 virtual void output(int level, uint32_t logFlags) { 1074 OP_LOG("Draw Circle x %f, y %f, r %f", mX, mY, mRadius); 1075 } 1076 1077 virtual const char* name() { return "DrawCircle"; } 1078 1079private: 1080 float mX; 1081 float mY; 1082 float mRadius; 1083}; 1084 1085class DrawOvalOp : public DrawStrokableOp { 1086public: 1087 DrawOvalOp(float left, float top, float right, float bottom, SkPaint* paint) 1088 : DrawStrokableOp(left, top, right, bottom, paint) {} 1089 1090 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1091 return renderer.drawOval(mLocalBounds.left, mLocalBounds.top, 1092 mLocalBounds.right, mLocalBounds.bottom, getPaint(renderer)); 1093 } 1094 1095 virtual void output(int level, uint32_t logFlags) { 1096 OP_LOG("Draw Oval "RECT_STRING, RECT_ARGS(mLocalBounds)); 1097 } 1098 1099 virtual const char* name() { return "DrawOval"; } 1100}; 1101 1102class DrawArcOp : public DrawStrokableOp { 1103public: 1104 DrawArcOp(float left, float top, float right, float bottom, 1105 float startAngle, float sweepAngle, bool useCenter, SkPaint* paint) 1106 : DrawStrokableOp(left, top, right, bottom, paint), 1107 mStartAngle(startAngle), mSweepAngle(sweepAngle), mUseCenter(useCenter) {} 1108 1109 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1110 return renderer.drawArc(mLocalBounds.left, mLocalBounds.top, 1111 mLocalBounds.right, mLocalBounds.bottom, 1112 mStartAngle, mSweepAngle, mUseCenter, getPaint(renderer)); 1113 } 1114 1115 virtual void output(int level, uint32_t logFlags) { 1116 OP_LOG("Draw Arc "RECT_STRING", start %f, sweep %f, useCenter %d", 1117 RECT_ARGS(mLocalBounds), mStartAngle, mSweepAngle, mUseCenter); 1118 } 1119 1120 virtual const char* name() { return "DrawArc"; } 1121 1122private: 1123 float mStartAngle; 1124 float mSweepAngle; 1125 bool mUseCenter; 1126}; 1127 1128class DrawPathOp : public DrawBoundedOp { 1129public: 1130 DrawPathOp(SkPath* path, SkPaint* paint) 1131 : DrawBoundedOp(paint), mPath(path) { 1132 float left, top, offset; 1133 uint32_t width, height; 1134 PathCache::computePathBounds(path, paint, left, top, offset, width, height); 1135 left -= offset; 1136 top -= offset; 1137 mLocalBounds.set(left, top, left + width, top + height); 1138 } 1139 1140 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1141 return renderer.drawPath(mPath, getPaint(renderer)); 1142 } 1143 1144 virtual bool onDefer(OpenGLRenderer& renderer, int* batchId, mergeid_t* mergeId) { 1145 SkPaint* paint = getPaint(renderer); 1146 renderer.getCaches().pathCache.precache(mPath, paint); 1147 1148 *batchId = DeferredDisplayList::kOpBatch_AlphaMaskTexture; 1149 return false; 1150 } 1151 1152 virtual void output(int level, uint32_t logFlags) { 1153 OP_LOG("Draw Path %p in "RECT_STRING, mPath, RECT_ARGS(mLocalBounds)); 1154 } 1155 1156 virtual const char* name() { return "DrawPath"; } 1157 1158private: 1159 SkPath* mPath; 1160}; 1161 1162class DrawLinesOp : public DrawBoundedOp { 1163public: 1164 DrawLinesOp(float* points, int count, SkPaint* paint) 1165 : DrawBoundedOp(points, count, paint), 1166 mPoints(points), mCount(count) { 1167 mLocalBounds.outset(strokeWidthOutset()); 1168 } 1169 1170 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1171 return renderer.drawLines(mPoints, mCount, getPaint(renderer)); 1172 } 1173 1174 virtual void output(int level, uint32_t logFlags) { 1175 OP_LOG("Draw Lines count %d", mCount); 1176 } 1177 1178 virtual const char* name() { return "DrawLines"; } 1179 1180 virtual bool onDefer(OpenGLRenderer& renderer, int* batchId, mergeid_t* mergeId) { 1181 *batchId = mPaint->isAntiAlias() ? 1182 DeferredDisplayList::kOpBatch_AlphaVertices : 1183 DeferredDisplayList::kOpBatch_Vertices; 1184 return false; 1185 } 1186 1187protected: 1188 float* mPoints; 1189 int mCount; 1190}; 1191 1192class DrawPointsOp : public DrawLinesOp { 1193public: 1194 DrawPointsOp(float* points, int count, SkPaint* paint) 1195 : DrawLinesOp(points, count, paint) {} 1196 1197 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1198 return renderer.drawPoints(mPoints, mCount, getPaint(renderer)); 1199 } 1200 1201 virtual void output(int level, uint32_t logFlags) { 1202 OP_LOG("Draw Points count %d", mCount); 1203 } 1204 1205 virtual const char* name() { return "DrawPoints"; } 1206}; 1207 1208class DrawSomeTextOp : public DrawOp { 1209public: 1210 DrawSomeTextOp(const char* text, int bytesCount, int count, SkPaint* paint) 1211 : DrawOp(paint), mText(text), mBytesCount(bytesCount), mCount(count) {}; 1212 1213 virtual void output(int level, uint32_t logFlags) { 1214 OP_LOG("Draw some text, %d bytes", mBytesCount); 1215 } 1216 1217 virtual bool onDefer(OpenGLRenderer& renderer, int* batchId, mergeid_t* mergeId) { 1218 SkPaint* paint = getPaint(renderer); 1219 FontRenderer& fontRenderer = renderer.getCaches().fontRenderer->getFontRenderer(paint); 1220 fontRenderer.precache(paint, mText, mCount, mat4::identity()); 1221 1222 *batchId = mPaint->getColor() == 0xff000000 ? 1223 DeferredDisplayList::kOpBatch_Text : 1224 DeferredDisplayList::kOpBatch_ColorText; 1225 1226 return false; 1227 } 1228 1229protected: 1230 const char* mText; 1231 int mBytesCount; 1232 int mCount; 1233}; 1234 1235class DrawTextOnPathOp : public DrawSomeTextOp { 1236public: 1237 DrawTextOnPathOp(const char* text, int bytesCount, int count, 1238 SkPath* path, float hOffset, float vOffset, SkPaint* paint) 1239 : DrawSomeTextOp(text, bytesCount, count, paint), 1240 mPath(path), mHOffset(hOffset), mVOffset(vOffset) { 1241 /* TODO: inherit from DrawBounded and init mLocalBounds */ 1242 } 1243 1244 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1245 return renderer.drawTextOnPath(mText, mBytesCount, mCount, mPath, 1246 mHOffset, mVOffset, getPaint(renderer)); 1247 } 1248 1249 virtual const char* name() { return "DrawTextOnPath"; } 1250 1251private: 1252 SkPath* mPath; 1253 float mHOffset; 1254 float mVOffset; 1255}; 1256 1257class DrawPosTextOp : public DrawSomeTextOp { 1258public: 1259 DrawPosTextOp(const char* text, int bytesCount, int count, 1260 const float* positions, SkPaint* paint) 1261 : DrawSomeTextOp(text, bytesCount, count, paint), mPositions(positions) { 1262 /* TODO: inherit from DrawBounded and init mLocalBounds */ 1263 } 1264 1265 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1266 return renderer.drawPosText(mText, mBytesCount, mCount, mPositions, getPaint(renderer)); 1267 } 1268 1269 virtual const char* name() { return "DrawPosText"; } 1270 1271private: 1272 const float* mPositions; 1273}; 1274 1275class DrawTextOp : public DrawBoundedOp { 1276public: 1277 DrawTextOp(const char* text, int bytesCount, int count, float x, float y, 1278 const float* positions, SkPaint* paint, float totalAdvance, const Rect& bounds) 1279 : DrawBoundedOp(bounds, paint), mText(text), mBytesCount(bytesCount), mCount(count), 1280 mX(x), mY(y), mPositions(positions), mTotalAdvance(totalAdvance) { 1281 mLocalBounds.translate(x,y); 1282 memset(&mPrecacheTransform.data[0], 0xff, 16 * sizeof(float)); 1283 } 1284 1285 virtual bool onDefer(OpenGLRenderer& renderer, int* batchId, mergeid_t* mergeId) { 1286 SkPaint* paint = getPaint(renderer); 1287 FontRenderer& fontRenderer = renderer.getCaches().fontRenderer->getFontRenderer(paint); 1288 const mat4& transform = renderer.findBestFontTransform(state.mMatrix); 1289 if (mPrecacheTransform != transform) { 1290 fontRenderer.precache(paint, mText, mCount, transform); 1291 mPrecacheTransform = transform; 1292 } 1293 *batchId = mPaint->getColor() == 0xff000000 ? 1294 DeferredDisplayList::kOpBatch_Text : 1295 DeferredDisplayList::kOpBatch_ColorText; 1296 1297 *mergeId = (mergeid_t)mPaint->getColor(); 1298 1299 // don't merge decorated text - the decorations won't draw in order 1300 bool noDecorations = !(mPaint->getFlags() & (SkPaint::kUnderlineText_Flag | 1301 SkPaint::kStrikeThruText_Flag)); 1302 return mergeAllowed() && noDecorations; 1303 } 1304 1305 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1306 return renderer.drawText(mText, mBytesCount, mCount, mX, mY, 1307 mPositions, getPaint(renderer), mTotalAdvance, mLocalBounds); 1308 } 1309 1310 virtual status_t multiDraw(OpenGLRenderer& renderer, Rect& dirty, 1311 const Vector<DrawOp*>& ops, const Rect& bounds) { 1312 status_t status = DrawGlInfo::kStatusDone; 1313 renderer.setFullScreenClip(); // ensure merged ops aren't clipped 1314 for (unsigned int i = 0; i < ops.size(); i++) { 1315 DrawOpMode drawOpMode = (i == ops.size() - 1) ? kDrawOpMode_Flush : kDrawOpMode_Defer; 1316 renderer.restoreDisplayState(ops[i]->state, true); // restore all but the clip 1317 1318 DrawTextOp& op = *((DrawTextOp*)ops[i]); 1319 status |= renderer.drawText(op.mText, op.mBytesCount, op.mCount, op.mX, op.mY, 1320 op.mPositions, op.getPaint(renderer), op.mTotalAdvance, op.mLocalBounds, 1321 drawOpMode); 1322 } 1323 return status; 1324 } 1325 1326 virtual void output(int level, uint32_t logFlags) { 1327 OP_LOG("Draw Text of count %d, bytes %d", mCount, mBytesCount); 1328 } 1329 1330 virtual const char* name() { return "DrawText"; } 1331 1332private: 1333 const char* mText; 1334 int mBytesCount; 1335 int mCount; 1336 float mX; 1337 float mY; 1338 const float* mPositions; 1339 float mTotalAdvance; 1340 mat4 mPrecacheTransform; 1341}; 1342 1343/////////////////////////////////////////////////////////////////////////////// 1344// SPECIAL DRAW OPERATIONS 1345/////////////////////////////////////////////////////////////////////////////// 1346 1347class DrawFunctorOp : public DrawOp { 1348public: 1349 DrawFunctorOp(Functor* functor) 1350 : DrawOp(0), mFunctor(functor) {} 1351 1352 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1353 renderer.startMark("GL functor"); 1354 status_t ret = renderer.callDrawGLFunction(mFunctor, dirty); 1355 renderer.endMark(); 1356 return ret; 1357 } 1358 1359 virtual void output(int level, uint32_t logFlags) { 1360 OP_LOG("Draw Functor %p", mFunctor); 1361 } 1362 1363 virtual const char* name() { return "DrawFunctor"; } 1364 1365private: 1366 Functor* mFunctor; 1367}; 1368 1369class DrawDisplayListOp : public DrawBoundedOp { 1370public: 1371 DrawDisplayListOp(DisplayList* displayList, int flags) 1372 : DrawBoundedOp(0, 0, displayList->getWidth(), displayList->getHeight(), 0), 1373 mDisplayList(displayList), mFlags(flags) {} 1374 1375 virtual void defer(DeferStateStruct& deferStruct, int saveCount, int level, 1376 bool useQuickReject) { 1377 if (mDisplayList && mDisplayList->isRenderable()) { 1378 mDisplayList->defer(deferStruct, level + 1); 1379 } 1380 } 1381 virtual void replay(ReplayStateStruct& replayStruct, int saveCount, int level, 1382 bool useQuickReject) { 1383 if (mDisplayList && mDisplayList->isRenderable()) { 1384 mDisplayList->replay(replayStruct, level + 1); 1385 } 1386 } 1387 1388 // NOT USED since replay() is overridden 1389 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1390 return DrawGlInfo::kStatusDone; 1391 } 1392 1393 virtual void output(int level, uint32_t logFlags) { 1394 OP_LOG("Draw Display List %p, flags %#x", mDisplayList, mFlags); 1395 if (mDisplayList && (logFlags & kOpLogFlag_Recurse)) { 1396 mDisplayList->output(level + 1); 1397 } 1398 } 1399 1400 virtual const char* name() { return "DrawDisplayList"; } 1401 1402private: 1403 DisplayList* mDisplayList; 1404 int mFlags; 1405}; 1406 1407class DrawLayerOp : public DrawOp { 1408public: 1409 DrawLayerOp(Layer* layer, float x, float y) 1410 : DrawOp(0), mLayer(layer), mX(x), mY(y) {} 1411 1412 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1413 return renderer.drawLayer(mLayer, mX, mY); 1414 } 1415 1416 virtual void output(int level, uint32_t logFlags) { 1417 OP_LOG("Draw Layer %p at %f %f", mLayer, mX, mY); 1418 } 1419 1420 virtual const char* name() { return "DrawLayer"; } 1421 1422private: 1423 Layer* mLayer; 1424 float mX; 1425 float mY; 1426}; 1427 1428}; // namespace uirenderer 1429}; // namespace android 1430 1431#endif // ANDROID_HWUI_DISPLAY_OPERATION_H 1432