DisplayListOp.h revision d72b73cea49f29c41661e55eb6bfdbc04f09d809
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// Use OP_LOG for logging with arglist, OP_LOGS if just printing char* 41#define OP_LOGS(s) OP_LOG("%s", (s)) 42#define OP_LOG(s, ...) ALOGD( "%*s" s, level * 2, "", __VA_ARGS__ ) 43 44namespace android { 45namespace uirenderer { 46 47/** 48 * Structure for storing canvas operations when they are recorded into a DisplayList, so that they 49 * may be replayed to an OpenGLRenderer. 50 * 51 * To avoid individual memory allocations, DisplayListOps may only be allocated into a 52 * LinearAllocator's managed memory buffers. Each pointer held by a DisplayListOp is either a 53 * pointer into memory also allocated in the LinearAllocator (mostly for text and float buffers) or 54 * references a externally refcounted object (Sk... and Skia... objects). ~DisplayListOp() is 55 * never called as LinearAllocators are simply discarded, so no memory management should be done in 56 * this class. 57 */ 58class DisplayListOp { 59public: 60 // These objects should always be allocated with a LinearAllocator, and never destroyed/deleted. 61 // standard new() intentionally not implemented, and delete/deconstructor should never be used. 62 virtual ~DisplayListOp() { CRASH(); } 63 static void operator delete(void* ptr) { CRASH(); } 64 /** static void* operator new(size_t size); PURPOSELY OMITTED **/ 65 static void* operator new(size_t size, LinearAllocator& allocator) { 66 return allocator.alloc(size); 67 } 68 69 enum OpLogFlag { 70 kOpLogFlag_Recurse = 0x1, 71 kOpLogFlag_JSON = 0x2 // TODO: add? 72 }; 73 74 virtual void defer(DeferStateStruct& deferStruct, int saveCount, int level, 75 bool useQuickReject) = 0; 76 77 virtual void replay(ReplayStateStruct& replayStruct, int saveCount, int level, 78 bool useQuickReject) = 0; 79 80 virtual void output(int level, uint32_t logFlags = 0) = 0; 81 82 // NOTE: it would be nice to declare constants and overriding the implementation in each op to 83 // point at the constants, but that seems to require a .cpp file 84 virtual const char* name() = 0; 85 86 /** 87 * Stores the relevant canvas state of the object between deferral and replay (if the canvas 88 * state supports being stored) See OpenGLRenderer::simpleClipAndState() 89 * 90 * TODO: don't reserve space for StateOps that won't be deferred 91 */ 92 DeferredDisplayState state; 93 94}; 95 96class StateOp : public DisplayListOp { 97public: 98 StateOp() {}; 99 100 virtual ~StateOp() {} 101 102 virtual void defer(DeferStateStruct& deferStruct, int saveCount, int level, 103 bool useQuickReject) { 104 // default behavior only affects immediate, deferrable state, issue directly to renderer 105 applyState(deferStruct.mRenderer, saveCount); 106 } 107 108 /** 109 * State operations are applied directly to the renderer, but can cause the deferred drawing op 110 * list to flush 111 */ 112 virtual void replay(ReplayStateStruct& replayStruct, int saveCount, int level, 113 bool useQuickReject) { 114 applyState(replayStruct.mRenderer, saveCount); 115 } 116 117 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const = 0; 118}; 119 120class DrawOp : public DisplayListOp { 121friend class MergingDrawBatch; 122public: 123 DrawOp(SkPaint* paint) 124 : mPaint(paint), mQuickRejected(false) {} 125 126 virtual void defer(DeferStateStruct& deferStruct, int saveCount, int level, 127 bool useQuickReject) { 128 if (mQuickRejected && CC_LIKELY(useQuickReject)) { 129 return; 130 } 131 132 if (getLocalBounds(state.mBounds)) { 133 // valid empty bounds, don't bother deferring 134 if (state.mBounds.isEmpty()) return; 135 } else { 136 // empty bounds signify bounds can't be calculated 137 state.mBounds.setEmpty(); 138 } 139 140 deferStruct.mDeferredList.addDrawOp(deferStruct.mRenderer, this); 141 } 142 143 virtual void replay(ReplayStateStruct& replayStruct, int saveCount, int level, 144 bool useQuickReject) { 145 if (mQuickRejected && CC_LIKELY(useQuickReject)) { 146 return; 147 } 148 149 replayStruct.mDrawGlStatus |= applyDraw(replayStruct.mRenderer, replayStruct.mDirty); 150 } 151 152 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) = 0; 153 154 /** 155 * Draw multiple instances of an operation, must be overidden for operations that merge 156 * 157 * Currently guarantees certain similarities between ops (see MergingDrawBatch::canMergeWith), 158 * and pure translation transformations. Other guarantees of similarity should be enforced by 159 * reducing which operations are tagged as mergeable. 160 */ 161 virtual status_t multiDraw(OpenGLRenderer& renderer, Rect& dirty, 162 const Vector<DrawOp*>& ops, const Rect& bounds) { 163 status_t status = DrawGlInfo::kStatusDone; 164 for (unsigned int i = 0; i < ops.size(); i++) { 165 renderer.restoreDisplayState(ops[i]->state, true); 166 status |= ops[i]->applyDraw(renderer, dirty); 167 } 168 return status; 169 } 170 171 /** 172 * When this method is invoked the state field is initialized to have the 173 * final rendering state. We can thus use it to process data as it will be 174 * used at draw time. 175 * 176 * Additionally, this method allows subclasses to provide defer-time preferences for batching 177 * and merging. 178 * 179 * if a subclass can set deferInfo.mergeable to true, it should implement multiDraw() 180 */ 181 virtual void onDefer(OpenGLRenderer& renderer, DeferInfo& deferInfo) {} 182 183 // returns true if bounds exist 184 virtual bool getLocalBounds(Rect& localBounds) { return false; } 185 186 // TODO: better refine localbounds usage 187 void setQuickRejected(bool quickRejected) { mQuickRejected = quickRejected; } 188 bool getQuickRejected() { return mQuickRejected; } 189 190 inline int getPaintAlpha() { 191 return OpenGLRenderer::getAlphaDirect(mPaint); 192 } 193 194 inline float strokeWidthOutset() { 195 float width = mPaint->getStrokeWidth(); 196 if (width == 0) return 0.5f; // account for hairline 197 return width * 0.5f; 198 } 199 200protected: 201 SkPaint* getPaint(OpenGLRenderer& renderer) { 202 return renderer.filterPaint(mPaint); 203 } 204 205 // Helper method for determining op opaqueness. Assumes op fills its bounds in local 206 // coordinates, and that paint's alpha is used 207 inline bool isOpaqueOverBounds() { 208 // ensure that local bounds cover mapped bounds 209 if (!state.mMatrix.isSimple()) return false; 210 211 // check state/paint for transparency 212 if (state.mDrawModifiers.mShader || 213 state.mAlpha != 1.0f || 214 (mPaint && mPaint->getAlpha() != 0xFF)) return false; 215 216 SkXfermode::Mode mode = OpenGLRenderer::getXfermodeDirect(mPaint); 217 return (mode == SkXfermode::kSrcOver_Mode || 218 mode == SkXfermode::kSrc_Mode); 219 220 } 221 222 SkPaint* mPaint; // should be accessed via getPaint() when applying 223 bool mQuickRejected; 224}; 225 226class DrawBoundedOp : public DrawOp { 227public: 228 DrawBoundedOp(float left, float top, float right, float bottom, SkPaint* paint) 229 : DrawOp(paint), mLocalBounds(left, top, right, bottom) {} 230 231 DrawBoundedOp(const Rect& localBounds, SkPaint* paint) 232 : DrawOp(paint), mLocalBounds(localBounds) {} 233 234 // Calculates bounds as smallest rect encompassing all points 235 // NOTE: requires at least 1 vertex, and doesn't account for stroke size (should be handled in 236 // subclass' constructor) 237 DrawBoundedOp(const float* points, int count, SkPaint* paint) 238 : DrawOp(paint), mLocalBounds(points[0], points[1], points[0], points[1]) { 239 for (int i = 2; i < count; i += 2) { 240 mLocalBounds.left = fminf(mLocalBounds.left, points[i]); 241 mLocalBounds.right = fmaxf(mLocalBounds.right, points[i]); 242 mLocalBounds.top = fminf(mLocalBounds.top, points[i + 1]); 243 mLocalBounds.bottom = fmaxf(mLocalBounds.bottom, points[i + 1]); 244 } 245 } 246 247 // default empty constructor for bounds, to be overridden in child constructor body 248 DrawBoundedOp(SkPaint* paint) 249 : DrawOp(paint) {} 250 251 bool getLocalBounds(Rect& localBounds) { 252 localBounds.set(mLocalBounds); 253 return true; 254 } 255 256protected: 257 Rect mLocalBounds; // displayed area in LOCAL coord. doesn't incorporate stroke, so check paint 258}; 259 260/////////////////////////////////////////////////////////////////////////////// 261// STATE OPERATIONS - these may affect the state of the canvas/renderer, but do 262// not directly draw or alter output 263/////////////////////////////////////////////////////////////////////////////// 264 265class SaveOp : public StateOp { 266 friend class DisplayList; // give DisplayList private constructor/reinit access 267public: 268 SaveOp(int flags) 269 : mFlags(flags) {} 270 271 virtual void defer(DeferStateStruct& deferStruct, int saveCount, int level, 272 bool useQuickReject) { 273 int newSaveCount = deferStruct.mRenderer.save(mFlags); 274 deferStruct.mDeferredList.addSave(deferStruct.mRenderer, this, newSaveCount); 275 } 276 277 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 278 renderer.save(mFlags); 279 } 280 281 virtual void output(int level, uint32_t logFlags) { 282 OP_LOG("Save flags %x", mFlags); 283 } 284 285 virtual const char* name() { return "Save"; } 286 287 int getFlags() const { return mFlags; } 288private: 289 SaveOp() {} 290 DisplayListOp* reinit(int flags) { 291 mFlags = flags; 292 return this; 293 } 294 295 int mFlags; 296}; 297 298class RestoreToCountOp : public StateOp { 299 friend class DisplayList; // give DisplayList private constructor/reinit access 300public: 301 RestoreToCountOp(int count) 302 : mCount(count) {} 303 304 virtual void defer(DeferStateStruct& deferStruct, int saveCount, int level, 305 bool useQuickReject) { 306 deferStruct.mDeferredList.addRestoreToCount(deferStruct.mRenderer, 307 this, saveCount + mCount); 308 deferStruct.mRenderer.restoreToCount(saveCount + mCount); 309 } 310 311 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 312 renderer.restoreToCount(saveCount + mCount); 313 } 314 315 virtual void output(int level, uint32_t logFlags) { 316 OP_LOG("Restore to count %d", mCount); 317 } 318 319 virtual const char* name() { return "RestoreToCount"; } 320 321private: 322 RestoreToCountOp() {} 323 DisplayListOp* reinit(int count) { 324 mCount = count; 325 return this; 326 } 327 328 int mCount; 329}; 330 331class SaveLayerOp : public StateOp { 332 friend class DisplayList; // give DisplayList private constructor/reinit access 333public: 334 SaveLayerOp(float left, float top, float right, float bottom, 335 int alpha, SkXfermode::Mode mode, int flags) 336 : mArea(left, top, right, bottom), mAlpha(alpha), mMode(mode), mFlags(flags) {} 337 338 virtual void defer(DeferStateStruct& deferStruct, int saveCount, int level, 339 bool useQuickReject) { 340 // NOTE: don't bother with actual saveLayer, instead issuing it at flush time 341 int newSaveCount = deferStruct.mRenderer.getSaveCount(); 342 deferStruct.mDeferredList.addSaveLayer(deferStruct.mRenderer, this, newSaveCount); 343 344 // NOTE: don't issue full saveLayer, since that has side effects/is costly. instead just 345 // setup the snapshot for deferral, and re-issue the op at flush time 346 deferStruct.mRenderer.saveLayerDeferred(mArea.left, mArea.top, mArea.right, mArea.bottom, 347 mAlpha, mMode, mFlags); 348 } 349 350 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 351 renderer.saveLayer(mArea.left, mArea.top, mArea.right, mArea.bottom, mAlpha, mMode, mFlags); 352 } 353 354 virtual void output(int level, uint32_t logFlags) { 355 OP_LOG("SaveLayer%s of area " RECT_STRING, 356 (isSaveLayerAlpha() ? "Alpha" : ""),RECT_ARGS(mArea)); 357 } 358 359 virtual const char* name() { return isSaveLayerAlpha() ? "SaveLayerAlpha" : "SaveLayer"; } 360 361 int getFlags() { return mFlags; } 362 363private: 364 // Special case, reserved for direct DisplayList usage 365 SaveLayerOp() {} 366 DisplayListOp* reinit(float left, float top, float right, float bottom, 367 int alpha, SkXfermode::Mode mode, int flags) { 368 mArea.set(left, top, right, bottom); 369 mAlpha = alpha; 370 mMode = mode; 371 mFlags = flags; 372 return this; 373 } 374 375 bool isSaveLayerAlpha() { return mAlpha < 255 && mMode == SkXfermode::kSrcOver_Mode; } 376 Rect mArea; 377 int mAlpha; 378 SkXfermode::Mode mMode; 379 int mFlags; 380}; 381 382class TranslateOp : public StateOp { 383public: 384 TranslateOp(float dx, float dy) 385 : mDx(dx), mDy(dy) {} 386 387 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 388 renderer.translate(mDx, mDy); 389 } 390 391 virtual void output(int level, uint32_t logFlags) { 392 OP_LOG("Translate by %f %f", mDx, mDy); 393 } 394 395 virtual const char* name() { return "Translate"; } 396 397private: 398 float mDx; 399 float mDy; 400}; 401 402class RotateOp : public StateOp { 403public: 404 RotateOp(float degrees) 405 : mDegrees(degrees) {} 406 407 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 408 renderer.rotate(mDegrees); 409 } 410 411 virtual void output(int level, uint32_t logFlags) { 412 OP_LOG("Rotate by %f degrees", mDegrees); 413 } 414 415 virtual const char* name() { return "Rotate"; } 416 417private: 418 float mDegrees; 419}; 420 421class ScaleOp : public StateOp { 422public: 423 ScaleOp(float sx, float sy) 424 : mSx(sx), mSy(sy) {} 425 426 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 427 renderer.scale(mSx, mSy); 428 } 429 430 virtual void output(int level, uint32_t logFlags) { 431 OP_LOG("Scale by %f %f", mSx, mSy); 432 } 433 434 virtual const char* name() { return "Scale"; } 435 436private: 437 float mSx; 438 float mSy; 439}; 440 441class SkewOp : public StateOp { 442public: 443 SkewOp(float sx, float sy) 444 : mSx(sx), mSy(sy) {} 445 446 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 447 renderer.skew(mSx, mSy); 448 } 449 450 virtual void output(int level, uint32_t logFlags) { 451 OP_LOG("Skew by %f %f", mSx, mSy); 452 } 453 454 virtual const char* name() { return "Skew"; } 455 456private: 457 float mSx; 458 float mSy; 459}; 460 461class SetMatrixOp : public StateOp { 462public: 463 SetMatrixOp(SkMatrix* matrix) 464 : mMatrix(matrix) {} 465 466 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 467 renderer.setMatrix(mMatrix); 468 } 469 470 virtual void output(int level, uint32_t logFlags) { 471 OP_LOG("SetMatrix " MATRIX_STRING, MATRIX_ARGS(mMatrix)); 472 } 473 474 virtual const char* name() { return "SetMatrix"; } 475 476private: 477 SkMatrix* mMatrix; 478}; 479 480class ConcatMatrixOp : public StateOp { 481public: 482 ConcatMatrixOp(SkMatrix* matrix) 483 : mMatrix(matrix) {} 484 485 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 486 renderer.concatMatrix(mMatrix); 487 } 488 489 virtual void output(int level, uint32_t logFlags) { 490 OP_LOG("ConcatMatrix " MATRIX_STRING, MATRIX_ARGS(mMatrix)); 491 } 492 493 virtual const char* name() { return "ConcatMatrix"; } 494 495private: 496 SkMatrix* mMatrix; 497}; 498 499class ClipOp : public StateOp { 500public: 501 ClipOp(SkRegion::Op op) : mOp(op) {} 502 503 virtual void defer(DeferStateStruct& deferStruct, int saveCount, int level, 504 bool useQuickReject) { 505 // NOTE: must defer op BEFORE applying state, since it may read clip 506 deferStruct.mDeferredList.addClip(deferStruct.mRenderer, this); 507 508 // TODO: Can we avoid applying complex clips at defer time? 509 applyState(deferStruct.mRenderer, saveCount); 510 } 511 512 bool canCauseComplexClip() { 513 return ((mOp != SkRegion::kIntersect_Op) && (mOp != SkRegion::kReplace_Op)) || !isRect(); 514 } 515 516protected: 517 ClipOp() {} 518 virtual bool isRect() { return false; } 519 520 SkRegion::Op mOp; 521}; 522 523class ClipRectOp : public ClipOp { 524 friend class DisplayList; // give DisplayList private constructor/reinit access 525public: 526 ClipRectOp(float left, float top, float right, float bottom, SkRegion::Op op) 527 : ClipOp(op), mArea(left, top, right, bottom) {} 528 529 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 530 renderer.clipRect(mArea.left, mArea.top, mArea.right, mArea.bottom, mOp); 531 } 532 533 virtual void output(int level, uint32_t logFlags) { 534 OP_LOG("ClipRect " RECT_STRING, RECT_ARGS(mArea)); 535 } 536 537 virtual const char* name() { return "ClipRect"; } 538 539protected: 540 virtual bool isRect() { return true; } 541 542private: 543 ClipRectOp() {} 544 DisplayListOp* reinit(float left, float top, float right, float bottom, SkRegion::Op op) { 545 mOp = op; 546 mArea.set(left, top, right, bottom); 547 return this; 548 } 549 550 Rect mArea; 551}; 552 553class ClipPathOp : public ClipOp { 554public: 555 ClipPathOp(SkPath* path, SkRegion::Op op) 556 : ClipOp(op), mPath(path) {} 557 558 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 559 renderer.clipPath(mPath, mOp); 560 } 561 562 virtual void output(int level, uint32_t logFlags) { 563 SkRect bounds = mPath->getBounds(); 564 OP_LOG("ClipPath bounds " RECT_STRING, 565 bounds.left(), bounds.top(), bounds.right(), bounds.bottom()); 566 } 567 568 virtual const char* name() { return "ClipPath"; } 569 570private: 571 SkPath* mPath; 572}; 573 574class ClipRegionOp : public ClipOp { 575public: 576 ClipRegionOp(SkRegion* region, SkRegion::Op op) 577 : ClipOp(op), mRegion(region) {} 578 579 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 580 renderer.clipRegion(mRegion, mOp); 581 } 582 583 virtual void output(int level, uint32_t logFlags) { 584 SkIRect bounds = mRegion->getBounds(); 585 OP_LOG("ClipRegion bounds %d %d %d %d", 586 bounds.left(), bounds.top(), bounds.right(), bounds.bottom()); 587 } 588 589 virtual const char* name() { return "ClipRegion"; } 590 591private: 592 SkRegion* mRegion; 593 SkRegion::Op mOp; 594}; 595 596class ResetShaderOp : public StateOp { 597public: 598 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 599 renderer.resetShader(); 600 } 601 602 virtual void output(int level, uint32_t logFlags) { 603 OP_LOGS("ResetShader"); 604 } 605 606 virtual const char* name() { return "ResetShader"; } 607}; 608 609class SetupShaderOp : public StateOp { 610public: 611 SetupShaderOp(SkiaShader* shader) 612 : mShader(shader) {} 613 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 614 renderer.setupShader(mShader); 615 } 616 617 virtual void output(int level, uint32_t logFlags) { 618 OP_LOG("SetupShader, shader %p", mShader); 619 } 620 621 virtual const char* name() { return "SetupShader"; } 622 623private: 624 SkiaShader* mShader; 625}; 626 627class ResetColorFilterOp : public StateOp { 628public: 629 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 630 renderer.resetColorFilter(); 631 } 632 633 virtual void output(int level, uint32_t logFlags) { 634 OP_LOGS("ResetColorFilter"); 635 } 636 637 virtual const char* name() { return "ResetColorFilter"; } 638}; 639 640class SetupColorFilterOp : public StateOp { 641public: 642 SetupColorFilterOp(SkiaColorFilter* colorFilter) 643 : mColorFilter(colorFilter) {} 644 645 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 646 renderer.setupColorFilter(mColorFilter); 647 } 648 649 virtual void output(int level, uint32_t logFlags) { 650 OP_LOG("SetupColorFilter, filter %p", mColorFilter); 651 } 652 653 virtual const char* name() { return "SetupColorFilter"; } 654 655private: 656 SkiaColorFilter* mColorFilter; 657}; 658 659class ResetShadowOp : public StateOp { 660public: 661 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 662 renderer.resetShadow(); 663 } 664 665 virtual void output(int level, uint32_t logFlags) { 666 OP_LOGS("ResetShadow"); 667 } 668 669 virtual const char* name() { return "ResetShadow"; } 670}; 671 672class SetupShadowOp : public StateOp { 673public: 674 SetupShadowOp(float radius, float dx, float dy, int color) 675 : mRadius(radius), mDx(dx), mDy(dy), mColor(color) {} 676 677 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 678 renderer.setupShadow(mRadius, mDx, mDy, mColor); 679 } 680 681 virtual void output(int level, uint32_t logFlags) { 682 OP_LOG("SetupShadow, radius %f, %f, %f, color %#x", mRadius, mDx, mDy, mColor); 683 } 684 685 virtual const char* name() { return "SetupShadow"; } 686 687private: 688 float mRadius; 689 float mDx; 690 float mDy; 691 int mColor; 692}; 693 694class ResetPaintFilterOp : public StateOp { 695public: 696 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 697 renderer.resetPaintFilter(); 698 } 699 700 virtual void output(int level, uint32_t logFlags) { 701 OP_LOGS("ResetPaintFilter"); 702 } 703 704 virtual const char* name() { return "ResetPaintFilter"; } 705}; 706 707class SetupPaintFilterOp : public StateOp { 708public: 709 SetupPaintFilterOp(int clearBits, int setBits) 710 : mClearBits(clearBits), mSetBits(setBits) {} 711 712 virtual void applyState(OpenGLRenderer& renderer, int saveCount) const { 713 renderer.setupPaintFilter(mClearBits, mSetBits); 714 } 715 716 virtual void output(int level, uint32_t logFlags) { 717 OP_LOG("SetupPaintFilter, clear %#x, set %#x", mClearBits, mSetBits); 718 } 719 720 virtual const char* name() { return "SetupPaintFilter"; } 721 722private: 723 int mClearBits; 724 int mSetBits; 725}; 726 727/////////////////////////////////////////////////////////////////////////////// 728// DRAW OPERATIONS - these are operations that can draw to the canvas's device 729/////////////////////////////////////////////////////////////////////////////// 730 731class DrawBitmapOp : public DrawBoundedOp { 732public: 733 DrawBitmapOp(SkBitmap* bitmap, float left, float top, SkPaint* paint) 734 : DrawBoundedOp(left, top, left + bitmap->width(), top + bitmap->height(), paint), 735 mBitmap(bitmap), mAtlasEntry(NULL) { 736 } 737 738 DrawBitmapOp(SkBitmap* bitmap, float left, float top, SkPaint* paint, 739 const AssetAtlas::Entry* entry) 740 : DrawBoundedOp(left, top, left + bitmap->width(), top + bitmap->height(), paint), 741 mBitmap(bitmap), mAtlasEntry(entry) { 742 if (entry) mUvMapper = entry->uvMapper; 743 } 744 745 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 746 return renderer.drawBitmap(mBitmap, mLocalBounds.left, mLocalBounds.top, 747 getPaint(renderer)); 748 } 749 750#define SET_TEXTURE(ptr, posRect, offsetRect, texCoordsRect, xDim, yDim) \ 751 TextureVertex::set(ptr++, posRect.xDim - offsetRect.left, posRect.yDim - offsetRect.top, \ 752 texCoordsRect.xDim, texCoordsRect.yDim) 753 754 virtual status_t multiDraw(OpenGLRenderer& renderer, Rect& dirty, 755 const Vector<DrawOp*>& ops, const Rect& bounds) { 756 renderer.restoreDisplayState(state, true); // restore all but the clip 757 TextureVertex vertices[6 * ops.size()]; 758 TextureVertex* vertex = &vertices[0]; 759 760 bool transformed = false; 761 762 // TODO: manually handle rect clip for bitmaps by adjusting texCoords per op, 763 // and allowing them to be merged in getBatchId() 764 for (unsigned int i = 0; i < ops.size(); i++) { 765 const Rect& opBounds = ops[i]->state.mBounds; 766 // When we reach multiDraw(), the matrix can be either 767 // pureTranslate or simple (translate and/or scale). 768 // If the matrix is not pureTranslate, then we have a scale 769 if (!ops[i]->state.mMatrix.isPureTranslate()) transformed = true; 770 771 Rect texCoords(0, 0, 1, 1); 772 ((DrawBitmapOp*) ops[i])->mUvMapper.map(texCoords); 773 774 SET_TEXTURE(vertex, opBounds, bounds, texCoords, left, top); 775 SET_TEXTURE(vertex, opBounds, bounds, texCoords, right, top); 776 SET_TEXTURE(vertex, opBounds, bounds, texCoords, left, bottom); 777 778 SET_TEXTURE(vertex, opBounds, bounds, texCoords, left, bottom); 779 SET_TEXTURE(vertex, opBounds, bounds, texCoords, right, top); 780 SET_TEXTURE(vertex, opBounds, bounds, texCoords, right, bottom); 781 } 782 783 return renderer.drawBitmaps(mBitmap, ops.size(), &vertices[0], 784 transformed, bounds, mPaint); 785 } 786 787 virtual void output(int level, uint32_t logFlags) { 788 OP_LOG("Draw bitmap %p at %f %f", mBitmap, mLocalBounds.left, mLocalBounds.top); 789 } 790 791 virtual const char* name() { return "DrawBitmap"; } 792 793 virtual void onDefer(OpenGLRenderer& renderer, DeferInfo& deferInfo) { 794 deferInfo.batchId = DeferredDisplayList::kOpBatch_Bitmap; 795 deferInfo.mergeId = mAtlasEntry ? (mergeid_t) &mAtlasEntry->atlas : (mergeid_t) mBitmap; 796 797 // Don't merge A8 bitmaps - the paint's color isn't compared by mergeId, or in 798 // MergingDrawBatch::canMergeWith() 799 // TODO: support clipped bitmaps by handling them in SET_TEXTURE 800 deferInfo.mergeable = state.mMatrix.isSimple() && !state.mClipSideFlags && 801 OpenGLRenderer::getXfermodeDirect(mPaint) == SkXfermode::kSrcOver_Mode && 802 (mBitmap->getConfig() != SkBitmap::kA8_Config); 803 } 804 805 const SkBitmap* bitmap() { return mBitmap; } 806protected: 807 SkBitmap* mBitmap; 808 const AssetAtlas::Entry* mAtlasEntry; 809 UvMapper mUvMapper; 810}; 811 812class DrawBitmapMatrixOp : public DrawBoundedOp { 813public: 814 DrawBitmapMatrixOp(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint) 815 : DrawBoundedOp(paint), mBitmap(bitmap), mMatrix(matrix) { 816 mLocalBounds.set(0, 0, bitmap->width(), bitmap->height()); 817 const mat4 transform(*matrix); 818 transform.mapRect(mLocalBounds); 819 } 820 821 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 822 return renderer.drawBitmap(mBitmap, mMatrix, getPaint(renderer)); 823 } 824 825 virtual void output(int level, uint32_t logFlags) { 826 OP_LOG("Draw bitmap %p matrix " MATRIX_STRING, mBitmap, MATRIX_ARGS(mMatrix)); 827 } 828 829 virtual const char* name() { return "DrawBitmapMatrix"; } 830 831 virtual void onDefer(OpenGLRenderer& renderer, DeferInfo& deferInfo) { 832 deferInfo.batchId = DeferredDisplayList::kOpBatch_Bitmap; 833 } 834 835private: 836 SkBitmap* mBitmap; 837 SkMatrix* mMatrix; 838}; 839 840class DrawBitmapRectOp : public DrawBoundedOp { 841public: 842 DrawBitmapRectOp(SkBitmap* bitmap, float srcLeft, float srcTop, float srcRight, float srcBottom, 843 float dstLeft, float dstTop, float dstRight, float dstBottom, SkPaint* paint) 844 : DrawBoundedOp(dstLeft, dstTop, dstRight, dstBottom, paint), 845 mBitmap(bitmap), mSrc(srcLeft, srcTop, srcRight, srcBottom) {} 846 847 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 848 return renderer.drawBitmap(mBitmap, mSrc.left, mSrc.top, mSrc.right, mSrc.bottom, 849 mLocalBounds.left, mLocalBounds.top, mLocalBounds.right, mLocalBounds.bottom, 850 getPaint(renderer)); 851 } 852 853 virtual void output(int level, uint32_t logFlags) { 854 OP_LOG("Draw bitmap %p src="RECT_STRING", dst="RECT_STRING, 855 mBitmap, RECT_ARGS(mSrc), RECT_ARGS(mLocalBounds)); 856 } 857 858 virtual const char* name() { return "DrawBitmapRect"; } 859 860 virtual void onDefer(OpenGLRenderer& renderer, DeferInfo& deferInfo) { 861 deferInfo.batchId = DeferredDisplayList::kOpBatch_Bitmap; 862 } 863 864private: 865 SkBitmap* mBitmap; 866 Rect mSrc; 867}; 868 869class DrawBitmapDataOp : public DrawBitmapOp { 870public: 871 DrawBitmapDataOp(SkBitmap* bitmap, float left, float top, SkPaint* paint) 872 : DrawBitmapOp(bitmap, left, top, paint) {} 873 874 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 875 return renderer.drawBitmapData(mBitmap, mLocalBounds.left, 876 mLocalBounds.top, getPaint(renderer)); 877 } 878 879 virtual void output(int level, uint32_t logFlags) { 880 OP_LOG("Draw bitmap %p", mBitmap); 881 } 882 883 virtual const char* name() { return "DrawBitmapData"; } 884 885 virtual void onDefer(OpenGLRenderer& renderer, DeferInfo& deferInfo) { 886 deferInfo.batchId = DeferredDisplayList::kOpBatch_Bitmap; 887 } 888}; 889 890class DrawBitmapMeshOp : public DrawBoundedOp { 891public: 892 DrawBitmapMeshOp(SkBitmap* bitmap, int meshWidth, int meshHeight, 893 float* vertices, int* colors, SkPaint* paint) 894 : DrawBoundedOp(vertices, 2 * (meshWidth + 1) * (meshHeight + 1), paint), 895 mBitmap(bitmap), mMeshWidth(meshWidth), mMeshHeight(meshHeight), 896 mVertices(vertices), mColors(colors) {} 897 898 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 899 return renderer.drawBitmapMesh(mBitmap, mMeshWidth, mMeshHeight, 900 mVertices, mColors, getPaint(renderer)); 901 } 902 903 virtual void output(int level, uint32_t logFlags) { 904 OP_LOG("Draw bitmap %p mesh %d x %d", mBitmap, mMeshWidth, mMeshHeight); 905 } 906 907 virtual const char* name() { return "DrawBitmapMesh"; } 908 909 virtual void onDefer(OpenGLRenderer& renderer, DeferInfo& deferInfo) { 910 deferInfo.batchId = DeferredDisplayList::kOpBatch_Bitmap; 911 } 912 913private: 914 SkBitmap* mBitmap; 915 int mMeshWidth; 916 int mMeshHeight; 917 float* mVertices; 918 int* mColors; 919}; 920 921class DrawPatchOp : public DrawBoundedOp { 922public: 923 DrawPatchOp(SkBitmap* bitmap, Res_png_9patch* patch, 924 float left, float top, float right, float bottom, int alpha, SkXfermode::Mode mode) 925 : DrawBoundedOp(left, top, right, bottom, 0), 926 mBitmap(bitmap), mPatch(patch), mAlpha(alpha), mMode(mode), 927 mGenerationId(0), mMesh(NULL) { 928 mEntry = Caches::getInstance().assetAtlas.getEntry(bitmap); 929 }; 930 931 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 932 if (!mMesh || renderer.getCaches().patchCache.getGenerationId() != mGenerationId) { 933 PatchCache& cache = renderer.getCaches().patchCache; 934 mMesh = cache.get(mEntry, mBitmap->width(), mBitmap->height(), 935 mLocalBounds.right - mLocalBounds.left, mLocalBounds.bottom - mLocalBounds.top, 936 mPatch); 937 mGenerationId = cache.getGenerationId(); 938 } 939 // We're not calling the public variant of drawPatch() here 940 // This method won't perform the quickReject() since we've already done it at this point 941 return renderer.drawPatch(mBitmap, mMesh, mEntry, mLocalBounds.left, mLocalBounds.top, 942 mLocalBounds.right, mLocalBounds.bottom, mAlpha, mMode); 943 } 944 945 virtual void output(int level, uint32_t logFlags) { 946 OP_LOG("Draw patch "RECT_STRING, RECT_ARGS(mLocalBounds)); 947 } 948 949 virtual const char* name() { return "DrawPatch"; } 950 951 virtual void onDefer(OpenGLRenderer& renderer, DeferInfo& deferInfo) { 952 deferInfo.batchId = DeferredDisplayList::kOpBatch_Patch; 953 deferInfo.mergeId = mEntry ? (mergeid_t) &mEntry->atlas : (mergeid_t) mBitmap; 954 deferInfo.mergeable = true; 955 deferInfo.opaqueOverBounds = isOpaqueOverBounds() && mBitmap->isOpaque(); 956 } 957 958private: 959 SkBitmap* mBitmap; 960 Res_png_9patch* mPatch; 961 962 int mAlpha; 963 SkXfermode::Mode mMode; 964 965 uint32_t mGenerationId; 966 const Patch* mMesh; 967 AssetAtlas::Entry* mEntry; 968}; 969 970class DrawColorOp : public DrawOp { 971public: 972 DrawColorOp(int color, SkXfermode::Mode mode) 973 : DrawOp(0), mColor(color), mMode(mode) {}; 974 975 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 976 return renderer.drawColor(mColor, mMode); 977 } 978 979 virtual void output(int level, uint32_t logFlags) { 980 OP_LOG("Draw color %#x, mode %d", mColor, mMode); 981 } 982 983 virtual const char* name() { return "DrawColor"; } 984 985private: 986 int mColor; 987 SkXfermode::Mode mMode; 988}; 989 990class DrawStrokableOp : public DrawBoundedOp { 991public: 992 DrawStrokableOp(float left, float top, float right, float bottom, SkPaint* paint) 993 : DrawBoundedOp(left, top, right, bottom, paint) {}; 994 995 bool getLocalBounds(Rect& localBounds) { 996 localBounds.set(mLocalBounds); 997 if (mPaint && mPaint->getStyle() != SkPaint::kFill_Style) { 998 localBounds.outset(strokeWidthOutset()); 999 } 1000 return true; 1001 } 1002 1003 virtual void onDefer(OpenGLRenderer& renderer, DeferInfo& deferInfo) { 1004 if (mPaint->getPathEffect()) { 1005 deferInfo.batchId = DeferredDisplayList::kOpBatch_AlphaMaskTexture; 1006 } else { 1007 deferInfo.batchId = mPaint->isAntiAlias() ? 1008 DeferredDisplayList::kOpBatch_AlphaVertices : 1009 DeferredDisplayList::kOpBatch_Vertices; 1010 } 1011 } 1012}; 1013 1014class DrawRectOp : public DrawStrokableOp { 1015public: 1016 DrawRectOp(float left, float top, float right, float bottom, SkPaint* paint) 1017 : DrawStrokableOp(left, top, right, bottom, paint) {} 1018 1019 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1020 return renderer.drawRect(mLocalBounds.left, mLocalBounds.top, 1021 mLocalBounds.right, mLocalBounds.bottom, getPaint(renderer)); 1022 } 1023 1024 virtual void output(int level, uint32_t logFlags) { 1025 OP_LOG("Draw Rect "RECT_STRING, RECT_ARGS(mLocalBounds)); 1026 } 1027 1028 virtual void onDefer(OpenGLRenderer& renderer, DeferInfo& deferInfo) { 1029 DrawStrokableOp::onDefer(renderer, deferInfo); 1030 deferInfo.opaqueOverBounds = isOpaqueOverBounds() && 1031 mPaint->getStyle() == SkPaint::kFill_Style; 1032 } 1033 1034 virtual const char* name() { return "DrawRect"; } 1035}; 1036 1037class DrawRectsOp : public DrawBoundedOp { 1038public: 1039 DrawRectsOp(const float* rects, int count, SkPaint* paint) 1040 : DrawBoundedOp(rects, count, paint), 1041 mRects(rects), mCount(count) {} 1042 1043 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1044 return renderer.drawRects(mRects, mCount, getPaint(renderer)); 1045 } 1046 1047 virtual void output(int level, uint32_t logFlags) { 1048 OP_LOG("Draw Rects count %d", mCount); 1049 } 1050 1051 virtual const char* name() { return "DrawRects"; } 1052 1053 virtual void onDefer(OpenGLRenderer& renderer, DeferInfo& deferInfo) { 1054 deferInfo.batchId = DeferredDisplayList::kOpBatch_Vertices; 1055 } 1056 1057private: 1058 const float* mRects; 1059 int mCount; 1060}; 1061 1062class DrawRoundRectOp : public DrawStrokableOp { 1063public: 1064 DrawRoundRectOp(float left, float top, float right, float bottom, 1065 float rx, float ry, SkPaint* paint) 1066 : DrawStrokableOp(left, top, right, bottom, paint), mRx(rx), mRy(ry) {} 1067 1068 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1069 return renderer.drawRoundRect(mLocalBounds.left, mLocalBounds.top, 1070 mLocalBounds.right, mLocalBounds.bottom, mRx, mRy, getPaint(renderer)); 1071 } 1072 1073 virtual void output(int level, uint32_t logFlags) { 1074 OP_LOG("Draw RoundRect "RECT_STRING", rx %f, ry %f", RECT_ARGS(mLocalBounds), mRx, mRy); 1075 } 1076 1077 virtual const char* name() { return "DrawRoundRect"; } 1078 1079private: 1080 float mRx; 1081 float mRy; 1082}; 1083 1084class DrawCircleOp : public DrawStrokableOp { 1085public: 1086 DrawCircleOp(float x, float y, float radius, SkPaint* paint) 1087 : DrawStrokableOp(x - radius, y - radius, x + radius, y + radius, paint), 1088 mX(x), mY(y), mRadius(radius) {} 1089 1090 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1091 return renderer.drawCircle(mX, mY, mRadius, getPaint(renderer)); 1092 } 1093 1094 virtual void output(int level, uint32_t logFlags) { 1095 OP_LOG("Draw Circle x %f, y %f, r %f", mX, mY, mRadius); 1096 } 1097 1098 virtual const char* name() { return "DrawCircle"; } 1099 1100private: 1101 float mX; 1102 float mY; 1103 float mRadius; 1104}; 1105 1106class DrawOvalOp : public DrawStrokableOp { 1107public: 1108 DrawOvalOp(float left, float top, float right, float bottom, SkPaint* paint) 1109 : DrawStrokableOp(left, top, right, bottom, paint) {} 1110 1111 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1112 return renderer.drawOval(mLocalBounds.left, mLocalBounds.top, 1113 mLocalBounds.right, mLocalBounds.bottom, getPaint(renderer)); 1114 } 1115 1116 virtual void output(int level, uint32_t logFlags) { 1117 OP_LOG("Draw Oval "RECT_STRING, RECT_ARGS(mLocalBounds)); 1118 } 1119 1120 virtual const char* name() { return "DrawOval"; } 1121}; 1122 1123class DrawArcOp : public DrawStrokableOp { 1124public: 1125 DrawArcOp(float left, float top, float right, float bottom, 1126 float startAngle, float sweepAngle, bool useCenter, SkPaint* paint) 1127 : DrawStrokableOp(left, top, right, bottom, paint), 1128 mStartAngle(startAngle), mSweepAngle(sweepAngle), mUseCenter(useCenter) {} 1129 1130 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1131 return renderer.drawArc(mLocalBounds.left, mLocalBounds.top, 1132 mLocalBounds.right, mLocalBounds.bottom, 1133 mStartAngle, mSweepAngle, mUseCenter, getPaint(renderer)); 1134 } 1135 1136 virtual void output(int level, uint32_t logFlags) { 1137 OP_LOG("Draw Arc "RECT_STRING", start %f, sweep %f, useCenter %d", 1138 RECT_ARGS(mLocalBounds), mStartAngle, mSweepAngle, mUseCenter); 1139 } 1140 1141 virtual const char* name() { return "DrawArc"; } 1142 1143private: 1144 float mStartAngle; 1145 float mSweepAngle; 1146 bool mUseCenter; 1147}; 1148 1149class DrawPathOp : public DrawBoundedOp { 1150public: 1151 DrawPathOp(SkPath* path, SkPaint* paint) 1152 : DrawBoundedOp(paint), mPath(path) { 1153 float left, top, offset; 1154 uint32_t width, height; 1155 PathCache::computePathBounds(path, paint, left, top, offset, width, height); 1156 left -= offset; 1157 top -= offset; 1158 mLocalBounds.set(left, top, left + width, top + height); 1159 } 1160 1161 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1162 return renderer.drawPath(mPath, getPaint(renderer)); 1163 } 1164 1165 virtual void onDefer(OpenGLRenderer& renderer, DeferInfo& deferInfo) { 1166 SkPaint* paint = getPaint(renderer); 1167 renderer.getCaches().pathCache.precache(mPath, paint); 1168 1169 deferInfo.batchId = DeferredDisplayList::kOpBatch_AlphaMaskTexture; 1170 } 1171 1172 virtual void output(int level, uint32_t logFlags) { 1173 OP_LOG("Draw Path %p in "RECT_STRING, mPath, RECT_ARGS(mLocalBounds)); 1174 } 1175 1176 virtual const char* name() { return "DrawPath"; } 1177 1178private: 1179 SkPath* mPath; 1180}; 1181 1182class DrawLinesOp : public DrawBoundedOp { 1183public: 1184 DrawLinesOp(float* points, int count, SkPaint* paint) 1185 : DrawBoundedOp(points, count, paint), 1186 mPoints(points), mCount(count) { 1187 mLocalBounds.outset(strokeWidthOutset()); 1188 } 1189 1190 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1191 return renderer.drawLines(mPoints, mCount, getPaint(renderer)); 1192 } 1193 1194 virtual void output(int level, uint32_t logFlags) { 1195 OP_LOG("Draw Lines count %d", mCount); 1196 } 1197 1198 virtual const char* name() { return "DrawLines"; } 1199 1200 virtual void onDefer(OpenGLRenderer& renderer, DeferInfo& deferInfo) { 1201 deferInfo.batchId = mPaint->isAntiAlias() ? 1202 DeferredDisplayList::kOpBatch_AlphaVertices : 1203 DeferredDisplayList::kOpBatch_Vertices; 1204 } 1205 1206protected: 1207 float* mPoints; 1208 int mCount; 1209}; 1210 1211class DrawPointsOp : public DrawLinesOp { 1212public: 1213 DrawPointsOp(float* points, int count, SkPaint* paint) 1214 : DrawLinesOp(points, count, paint) {} 1215 1216 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1217 return renderer.drawPoints(mPoints, mCount, getPaint(renderer)); 1218 } 1219 1220 virtual void output(int level, uint32_t logFlags) { 1221 OP_LOG("Draw Points count %d", mCount); 1222 } 1223 1224 virtual const char* name() { return "DrawPoints"; } 1225}; 1226 1227class DrawSomeTextOp : public DrawOp { 1228public: 1229 DrawSomeTextOp(const char* text, int bytesCount, int count, SkPaint* paint) 1230 : DrawOp(paint), mText(text), mBytesCount(bytesCount), mCount(count) {}; 1231 1232 virtual void output(int level, uint32_t logFlags) { 1233 OP_LOG("Draw some text, %d bytes", mBytesCount); 1234 } 1235 1236 virtual void onDefer(OpenGLRenderer& renderer, DeferInfo& deferInfo) { 1237 SkPaint* paint = getPaint(renderer); 1238 FontRenderer& fontRenderer = renderer.getCaches().fontRenderer->getFontRenderer(paint); 1239 fontRenderer.precache(paint, mText, mCount, mat4::identity()); 1240 1241 deferInfo.batchId = mPaint->getColor() == 0xff000000 ? 1242 DeferredDisplayList::kOpBatch_Text : 1243 DeferredDisplayList::kOpBatch_ColorText; 1244 } 1245 1246protected: 1247 const char* mText; 1248 int mBytesCount; 1249 int mCount; 1250}; 1251 1252class DrawTextOnPathOp : public DrawSomeTextOp { 1253public: 1254 DrawTextOnPathOp(const char* text, int bytesCount, int count, 1255 SkPath* path, float hOffset, float vOffset, SkPaint* paint) 1256 : DrawSomeTextOp(text, bytesCount, count, paint), 1257 mPath(path), mHOffset(hOffset), mVOffset(vOffset) { 1258 /* TODO: inherit from DrawBounded and init mLocalBounds */ 1259 } 1260 1261 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1262 return renderer.drawTextOnPath(mText, mBytesCount, mCount, mPath, 1263 mHOffset, mVOffset, getPaint(renderer)); 1264 } 1265 1266 virtual const char* name() { return "DrawTextOnPath"; } 1267 1268private: 1269 SkPath* mPath; 1270 float mHOffset; 1271 float mVOffset; 1272}; 1273 1274class DrawPosTextOp : public DrawSomeTextOp { 1275public: 1276 DrawPosTextOp(const char* text, int bytesCount, int count, 1277 const float* positions, SkPaint* paint) 1278 : DrawSomeTextOp(text, bytesCount, count, paint), mPositions(positions) { 1279 /* TODO: inherit from DrawBounded and init mLocalBounds */ 1280 } 1281 1282 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1283 return renderer.drawPosText(mText, mBytesCount, mCount, mPositions, getPaint(renderer)); 1284 } 1285 1286 virtual const char* name() { return "DrawPosText"; } 1287 1288private: 1289 const float* mPositions; 1290}; 1291 1292class DrawTextOp : public DrawBoundedOp { 1293public: 1294 DrawTextOp(const char* text, int bytesCount, int count, float x, float y, 1295 const float* positions, SkPaint* paint, float totalAdvance, const Rect& bounds) 1296 : DrawBoundedOp(bounds, paint), mText(text), mBytesCount(bytesCount), mCount(count), 1297 mX(x), mY(y), mPositions(positions), mTotalAdvance(totalAdvance) { 1298 mLocalBounds.translate(x,y); 1299 memset(&mPrecacheTransform.data[0], 0xff, 16 * sizeof(float)); 1300 } 1301 1302 virtual void onDefer(OpenGLRenderer& renderer, DeferInfo& deferInfo) { 1303 SkPaint* paint = getPaint(renderer); 1304 FontRenderer& fontRenderer = renderer.getCaches().fontRenderer->getFontRenderer(paint); 1305 const mat4& transform = renderer.findBestFontTransform(state.mMatrix); 1306 if (mPrecacheTransform != transform) { 1307 fontRenderer.precache(paint, mText, mCount, transform); 1308 mPrecacheTransform = transform; 1309 } 1310 deferInfo.batchId = mPaint->getColor() == 0xff000000 ? 1311 DeferredDisplayList::kOpBatch_Text : 1312 DeferredDisplayList::kOpBatch_ColorText; 1313 1314 deferInfo.mergeId = (mergeid_t)mPaint->getColor(); 1315 1316 // don't merge decorated text - the decorations won't draw in order 1317 bool noDecorations = !(mPaint->getFlags() & (SkPaint::kUnderlineText_Flag | 1318 SkPaint::kStrikeThruText_Flag)); 1319 deferInfo.mergeable = state.mMatrix.isPureTranslate() && noDecorations && 1320 OpenGLRenderer::getXfermodeDirect(mPaint) == SkXfermode::kSrcOver_Mode; 1321 } 1322 1323 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1324 return renderer.drawText(mText, mBytesCount, mCount, mX, mY, 1325 mPositions, getPaint(renderer), mTotalAdvance, mLocalBounds); 1326 } 1327 1328 virtual status_t multiDraw(OpenGLRenderer& renderer, Rect& dirty, 1329 const Vector<DrawOp*>& ops, const Rect& bounds) { 1330 status_t status = DrawGlInfo::kStatusDone; 1331 for (unsigned int i = 0; i < ops.size(); i++) { 1332 DrawOpMode drawOpMode = (i == ops.size() - 1) ? kDrawOpMode_Flush : kDrawOpMode_Defer; 1333 renderer.restoreDisplayState(ops[i]->state, true); // restore all but the clip 1334 1335 DrawTextOp& op = *((DrawTextOp*)ops[i]); 1336 status |= renderer.drawText(op.mText, op.mBytesCount, op.mCount, op.mX, op.mY, 1337 op.mPositions, op.getPaint(renderer), op.mTotalAdvance, op.mLocalBounds, 1338 drawOpMode); 1339 } 1340 return status; 1341 } 1342 1343 virtual void output(int level, uint32_t logFlags) { 1344 OP_LOG("Draw Text of count %d, bytes %d", mCount, mBytesCount); 1345 } 1346 1347 virtual const char* name() { return "DrawText"; } 1348 1349private: 1350 const char* mText; 1351 int mBytesCount; 1352 int mCount; 1353 float mX; 1354 float mY; 1355 const float* mPositions; 1356 float mTotalAdvance; 1357 mat4 mPrecacheTransform; 1358}; 1359 1360/////////////////////////////////////////////////////////////////////////////// 1361// SPECIAL DRAW OPERATIONS 1362/////////////////////////////////////////////////////////////////////////////// 1363 1364class DrawFunctorOp : public DrawOp { 1365public: 1366 DrawFunctorOp(Functor* functor) 1367 : DrawOp(0), mFunctor(functor) {} 1368 1369 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1370 renderer.startMark("GL functor"); 1371 status_t ret = renderer.callDrawGLFunction(mFunctor, dirty); 1372 renderer.endMark(); 1373 return ret; 1374 } 1375 1376 virtual void output(int level, uint32_t logFlags) { 1377 OP_LOG("Draw Functor %p", mFunctor); 1378 } 1379 1380 virtual const char* name() { return "DrawFunctor"; } 1381 1382private: 1383 Functor* mFunctor; 1384}; 1385 1386class DrawDisplayListOp : public DrawBoundedOp { 1387public: 1388 DrawDisplayListOp(DisplayList* displayList, int flags) 1389 : DrawBoundedOp(0, 0, displayList->getWidth(), displayList->getHeight(), 0), 1390 mDisplayList(displayList), mFlags(flags) {} 1391 1392 virtual void defer(DeferStateStruct& deferStruct, int saveCount, int level, 1393 bool useQuickReject) { 1394 if (mDisplayList && mDisplayList->isRenderable()) { 1395 mDisplayList->defer(deferStruct, level + 1); 1396 } 1397 } 1398 virtual void replay(ReplayStateStruct& replayStruct, int saveCount, int level, 1399 bool useQuickReject) { 1400 if (mDisplayList && mDisplayList->isRenderable()) { 1401 mDisplayList->replay(replayStruct, level + 1); 1402 } 1403 } 1404 1405 // NOT USED since replay() is overridden 1406 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1407 return DrawGlInfo::kStatusDone; 1408 } 1409 1410 virtual void output(int level, uint32_t logFlags) { 1411 OP_LOG("Draw Display List %p, flags %#x", mDisplayList, mFlags); 1412 if (mDisplayList && (logFlags & kOpLogFlag_Recurse)) { 1413 mDisplayList->output(level + 1); 1414 } 1415 } 1416 1417 virtual const char* name() { return "DrawDisplayList"; } 1418 1419private: 1420 DisplayList* mDisplayList; 1421 int mFlags; 1422}; 1423 1424class DrawLayerOp : public DrawOp { 1425public: 1426 DrawLayerOp(Layer* layer, float x, float y) 1427 : DrawOp(0), mLayer(layer), mX(x), mY(y) {} 1428 1429 virtual status_t applyDraw(OpenGLRenderer& renderer, Rect& dirty) { 1430 return renderer.drawLayer(mLayer, mX, mY); 1431 } 1432 1433 virtual void output(int level, uint32_t logFlags) { 1434 OP_LOG("Draw Layer %p at %f %f", mLayer, mX, mY); 1435 } 1436 1437 virtual const char* name() { return "DrawLayer"; } 1438 1439private: 1440 Layer* mLayer; 1441 float mX; 1442 float mY; 1443}; 1444 1445}; // namespace uirenderer 1446}; // namespace android 1447 1448#endif // ANDROID_HWUI_DISPLAY_OPERATION_H 1449