tests/GpuDrawPathTest.cpp

   1 /*
   2  * Copyright 2013 Google Inc.
   3  *
   4  * Use of this source code is governed by a BSD-style license that can be
   5  * found in the LICENSE file.
   6  */
   7
   8 #if SK_SUPPORT_GPU
   9
  10 #include "GrContext.h"
  11 #include "GrContextFactory.h"
  12 #include "SkBitmap.h"
  13 #include "SkCanvas.h"
  14 #include "SkColor.h"
  15 #include "SkGpuDevice.h"
  16 #include "SkPaint.h"
  17 #include "SkRRect.h"
  18 #include "SkRect.h"
  19 #include "Test.h"
  20
  21 static void test_drawPathEmpty(skiatest::Reporter*, SkCanvas* canvas) {
  22     // Filling an empty path should not crash.
  23     SkPaint paint;
  24     canvas->drawRect(SkRect(), paint);
  25     canvas->drawPath(SkPath(), paint);
  26     canvas->drawOval(SkRect(), paint);
  27     canvas->drawRect(SkRect(), paint);
  28     canvas->drawRRect(SkRRect(), paint);
  29
  30     // Stroking an empty path should not crash.
  31     paint.setAntiAlias(true);
  32     paint.setStyle(SkPaint::kStroke_Style);
  33     paint.setColor(SK_ColorGRAY);
  34     paint.setStrokeWidth(SkIntToScalar(20));
  35     paint.setStrokeJoin(SkPaint::kRound_Join);
  36     canvas->drawRect(SkRect(), paint);
  37     canvas->drawPath(SkPath(), paint);
  38     canvas->drawOval(SkRect(), paint);
  39     canvas->drawRect(SkRect(), paint);
  40     canvas->drawRRect(SkRRect(), paint);
  41 }
  42
  43
  44 DEF_GPUTEST(GpuDrawPath, reporter, factory) {
  45     return;
  46
  47     for (int type = 0; type < GrContextFactory::kLastGLContextType; ++type) {
  48         GrContextFactory::GLContextType glType = static_cast<GrContextFactory::GLContextType>(type);
  49
  50         GrContext* grContext = factory->get(glType);
  51         if (NULL == grContext) {
  52             continue;
  53         }
  54         static const int sampleCounts[] = { 0, 4, 16 };
  55
  56         for (size_t i = 0; i < SK_ARRAY_COUNT(sampleCounts); ++i) {
  57             const int W = 255;
  58             const int H = 255;
  59
  60             GrTextureDesc desc;
  61             desc.fConfig = kSkia8888_GrPixelConfig;
  62             desc.fFlags = kRenderTarget_GrTextureFlagBit;
  63             desc.fWidth = W;
  64             desc.fHeight = H;
  65             desc.fSampleCnt = sampleCounts[i];
  66             SkAutoTUnref<GrTexture> texture(grContext->createUncachedTexture(desc, NULL, 0));
  67             SkAutoTUnref<SkGpuDevice> device(SkNEW_ARGS(SkGpuDevice, (grContext, texture.get())));
  68             SkCanvas drawingCanvas(device.get());
  69
  70             test_drawPathEmpty(reporter, &drawingCanvas);
  71         }
  72     }
  73 }
  74
  75 #endif