verylargebitmap.cpp revision ae933ce0ea5fd9d21cb6ef2cee7e729d32690aac
17eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com/* 27eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com * Copyright 2012 Google Inc. 37eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com * 47eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com * Use of this source code is governed by a BSD-style license that can be 57eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com * found in the LICENSE file. 67eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com */ 77eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com 87eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com#include "gm.h" 97eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com#include "SkCanvas.h" 107eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com#include "SkPath.h" 117eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com 127eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.comstatic void make_bm(SkBitmap* bm, int width, int height, SkColor color) { 137eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com bm->setConfig(SkBitmap::kARGB_8888_Config, width, height); 147eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com bm->allocPixels(); 157eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com bm->eraseColor(color); 167eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com bm->setImmutable(); 177eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com} 187eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com 197eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.comstatic void show_bm(SkCanvas* canvas, int width, int height, SkColor color) { 207eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com SkBitmap bm; 217eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com make_bm(&bm, width, height, color); 227eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com 237eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com SkPaint paint; 247eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com SkRect r; 257eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com SkIRect ir; 267eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com 277eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com paint.setStyle(SkPaint::kStroke_Style); 287eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com 297eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com ir.set(0, 0, 128, 128); 307eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com r.set(ir); 317eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com 327eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com canvas->save(); 337eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com canvas->clipRect(r); 347eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com canvas->drawBitmap(bm, 0, 0, NULL); 357eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com canvas->restore(); 367eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com canvas->drawRect(r, paint); 377eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com 387eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com r.offset(SkIntToScalar(150), 0); 397eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com // exercises extract bitmap, but not shader 407eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com canvas->drawBitmapRect(bm, &ir, r, NULL); 417eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com canvas->drawRect(r, paint); 427eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com 437eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com r.offset(SkIntToScalar(150), 0); 447eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com // exercises bitmapshader 457eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com canvas->drawBitmapRect(bm, NULL, r, NULL); 467eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com canvas->drawRect(r, paint); 477eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com} 487eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com 497eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.comclass VeryLargeBitmapGM : public skiagm::GM { 507eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.compublic: 517eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com VeryLargeBitmapGM() {} 527eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com 537eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.comprotected: 547eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com virtual SkString onShortName() SK_OVERRIDE { 557eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com return SkString("verylargebitmap"); 567eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com } 577eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com 587eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com virtual SkISize onISize() SK_OVERRIDE { 597eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com return SkISize::Make(640, 480); 607eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com } 617eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com 627eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE { 637eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com int veryBig = 100*1024; // 64K < size 647eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com int big = 60*1024; // 32K < size < 64K 657eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com int small = 300; 667eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com 677eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com canvas->translate(SkIntToScalar(10), SkIntToScalar(10)); 687eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com show_bm(canvas, small, small, SK_ColorRED); 697eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com canvas->translate(0, SkIntToScalar(150)); 707eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com 717eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com show_bm(canvas, big, small, SK_ColorBLUE); 727eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com canvas->translate(0, SkIntToScalar(150)); 73ae933ce0ea5fd9d21cb6ef2cee7e729d32690aacrmistry@google.com 747eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com // as of this writing, the raster code will fail to draw the scaled version 757eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com // since it has a 64K limit on x,y coordinates... (but gpu should succeed) 767eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com show_bm(canvas, veryBig, small, SK_ColorGREEN); 777eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com } 787eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com 797eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.comprivate: 807eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com typedef skiagm::GM INHERITED; 817eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com}; 827eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com 837eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com////////////////////////////////////////////////////////////////////////////// 847eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.com 8524e8999b4b813d1f382e59c4b2793ce5671ea283borenet@google.com// This GM allocates more memory than Android devices are capable of fulfilling. 8624e8999b4b813d1f382e59c4b2793ce5671ea283borenet@google.com#ifndef SK_BUILD_FOR_ANDROID 877eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.comstatic skiagm::GM* MyFactory(void*) { return new VeryLargeBitmapGM; } 887eb3a2653bf18e7c3cadaa5663d4d0060c728b5areed@google.comstatic skiagm::GMRegistry reg(MyFactory); 8924e8999b4b813d1f382e59c4b2793ce5671ea283borenet@google.com#endif 90