Chromium Code Reviews| Index: gm/bleed.cpp |
| diff --git a/gm/bleed.cpp b/gm/bleed.cpp |
| index aaca62bd7ee617ecc89f07bc2cc888300bf6c2bc..f9188116e75f8ca583ea84b8050cff50f1552744 100644 |
| --- a/gm/bleed.cpp |
| +++ b/gm/bleed.cpp |
| @@ -14,10 +14,15 @@ |
| #include "GrContext.h" |
| #endif |
|
robertphillips
2013/11/08 13:01:05
Change to "with 2 1-pixel" (i.e., remove "a")?
bsalomon
2013/11/08 14:59:50
Done.
|
| -// Create a black&white checked texture with a 1-pixel red ring |
| -// around the outside edge |
| -static void make_red_ringed_bitmap(SkBitmap* result, int width, int height) { |
| - SkASSERT(0 == width % 2 && 0 == width % 2); |
| +// Create a black&white checked texture with a 2 1-pixel rings |
| +// around the outside edge. The inner ring is red and the outer ring is blue. |
| +static void make_ringed_bitmap(SkBitmap* result, int width, int height) { |
| + SkASSERT(0 == width % 2 && 0 == height % 2); |
| + |
| + static const SkPMColor kRed = SkPreMultiplyColor(SK_ColorRED); |
| + static const SkPMColor kBlue = SkPreMultiplyColor(SK_ColorBLUE); |
|
robertphillips
2013/11/08 13:01:05
SK_ColorBLACK, SK_ColorWHITE?
bsalomon
2013/11/08 14:59:50
Done.
|
| + static const SkPMColor kBlack = 0xff000000; |
| + static const SkPMColor kWhite = 0xffffffff; |
| result->setConfig(SkBitmap::kARGB_8888_Config, width, height, 0, |
| kOpaque_SkAlphaType); |
| @@ -26,36 +31,53 @@ static void make_red_ringed_bitmap(SkBitmap* result, int width, int height) { |
| SkPMColor* scanline = result->getAddr32(0, 0); |
| for (int x = 0; x < width; ++x) { |
| - scanline[x] = SK_ColorRED; |
| + scanline[x] = kBlue; |
| } |
| + scanline = result->getAddr32(0, 1); |
| + scanline[0] = kBlue; |
| + for (int x = 1; x < width - 1; ++x) { |
| + scanline[x] = kRed; |
| + } |
| + scanline[width-1] = kBlue; |
| - for (int y = 1; y < height/2; ++y) { |
| + for (int y = 2; y < height/2; ++y) { |
| scanline = result->getAddr32(0, y); |
| - scanline[0] = SK_ColorRED; |
| - for (int x = 1; x < width/2; ++x) { |
| - scanline[x] = SK_ColorBLACK; |
| + scanline[0] = kBlue; |
| + scanline[1] = kRed; |
| + for (int x = 2; x < width/2; ++x) { |
| + scanline[x] = kBlack; |
| } |
| - for (int x = width/2; x < width-1; ++x) { |
| - scanline[x] = SK_ColorWHITE; |
| + for (int x = width/2; x < width-2; ++x) { |
| + scanline[x] = kWhite; |
| } |
| - scanline[width-1] = SK_ColorRED; |
| + scanline[width-2] = kRed; |
| + scanline[width-1] = kBlue; |
| } |
| - for (int y = height/2; y < height-1; ++y) { |
| + for (int y = height/2; y < height-2; ++y) { |
| scanline = result->getAddr32(0, y); |
| - scanline[0] = SK_ColorRED; |
| - for (int x = 1; x < width/2; ++x) { |
| - scanline[x] = SK_ColorWHITE; |
| + scanline[0] = kBlue; |
| + scanline[1] = kRed; |
| + for (int x = 2; x < width/2; ++x) { |
| + scanline[x] = kWhite; |
| } |
| - for (int x = width/2; x < width-1; ++x) { |
| - scanline[x] = SK_ColorBLACK; |
| + for (int x = width/2; x < width-2; ++x) { |
| + scanline[x] = kBlack; |
| } |
| - scanline[width-1] = SK_ColorRED; |
| + scanline[width-2] = kRed; |
| + scanline[width-1] = kBlue; |
| + } |
| + |
| + scanline = result->getAddr32(0, height-2); |
| + scanline[0] = kBlue; |
| + for (int x = 1; x < width - 1; ++x) { |
| + scanline[x] = kRed; |
| } |
| + scanline[width-1] = kBlue; |
| scanline = result->getAddr32(0, height-1); |
| for (int x = 0; x < width; ++x) { |
| - scanline[x] = SK_ColorRED; |
| + scanline[x] = kBlue; |
| } |
| result->setImmutable(); |
| } |
| @@ -75,23 +97,23 @@ protected: |
| } |
| virtual void onOnceBeforeDraw() SK_OVERRIDE { |
| - make_red_ringed_bitmap(&fBitmapSmall, kSmallTextureSize, kSmallTextureSize); |
| + make_ringed_bitmap(&fBitmapSmall, kSmallTextureSize, kSmallTextureSize); |
| // To exercise the GPU's tiling path we need a texture |
| // too big for the GPU to handle in one go |
| - make_red_ringed_bitmap(&fBitmapBig, 2*kMaxTextureSize, 2*kMaxTextureSize); |
| + make_ringed_bitmap(&fBitmapBig, 2*kMaxTextureSize, 2*kMaxTextureSize); |
| } |
| // Draw only the center of the small bitmap |
| void drawCase1(SkCanvas* canvas, int transX, int transY, |
| - SkCanvas::DrawBitmapRectFlags flags, bool filter) { |
| - SkRect src = SkRect::MakeXYWH(1, 1, |
| - kSmallTextureSize-2, |
| - kSmallTextureSize-2); |
| + SkCanvas::DrawBitmapRectFlags flags, SkPaint::FilterLevel filter) { |
| + SkRect src = SkRect::MakeXYWH(2, 2, |
| + kSmallTextureSize-4, |
| + kSmallTextureSize-4); |
| SkRect dst = SkRect::MakeXYWH(0, 0, SkIntToScalar(kBlockSize), SkIntToScalar(kBlockSize)); |
| SkPaint paint; |
| - paint.setFilterLevel(filter ? SkPaint::kLow_FilterLevel : SkPaint::kNone_FilterLevel); |
| + paint.setFilterLevel(filter); |
| canvas->save(); |
| canvas->translate(SkIntToScalar(transX), SkIntToScalar(transY)); |
| @@ -101,14 +123,14 @@ protected: |
| // Draw almost all of the large bitmap |
| void drawCase2(SkCanvas* canvas, int transX, int transY, |
| - SkCanvas::DrawBitmapRectFlags flags, bool filter) { |
| - SkRect src = SkRect::MakeXYWH(1, 1, |
| - SkIntToScalar(fBitmapBig.width()-2), |
| - SkIntToScalar(fBitmapBig.height()-2)); |
| + SkCanvas::DrawBitmapRectFlags flags, SkPaint::FilterLevel filter) { |
| + SkRect src = SkRect::MakeXYWH(2, 2, |
| + SkIntToScalar(fBitmapBig.width()-4), |
| + SkIntToScalar(fBitmapBig.height()-4)); |
| SkRect dst = SkRect::MakeXYWH(0, 0, SkIntToScalar(kBlockSize), SkIntToScalar(kBlockSize)); |
| SkPaint paint; |
| - paint.setFilterLevel(filter ? SkPaint::kLow_FilterLevel : SkPaint::kNone_FilterLevel); |
| + paint.setFilterLevel(filter); |
| canvas->save(); |
| canvas->translate(SkIntToScalar(transX), SkIntToScalar(transY)); |
| @@ -118,14 +140,14 @@ protected: |
| // Draw ~1/4 of the large bitmap |
| void drawCase3(SkCanvas* canvas, int transX, int transY, |
| - SkCanvas::DrawBitmapRectFlags flags, bool filter) { |
| - SkRect src = SkRect::MakeXYWH(1, 1, |
| - SkIntToScalar(fBitmapBig.width()/2-1), |
| - SkIntToScalar(fBitmapBig.height()/2-1)); |
| + SkCanvas::DrawBitmapRectFlags flags, SkPaint::FilterLevel filter) { |
| + SkRect src = SkRect::MakeXYWH(2, 2, |
| + SkIntToScalar(fBitmapBig.width()/2-2), |
| + SkIntToScalar(fBitmapBig.height()/2-2)); |
| SkRect dst = SkRect::MakeXYWH(0, 0, SkIntToScalar(kBlockSize), SkIntToScalar(kBlockSize)); |
| SkPaint paint; |
| - paint.setFilterLevel(filter ? SkPaint::kLow_FilterLevel : SkPaint::kNone_FilterLevel); |
| + paint.setFilterLevel(filter); |
| canvas->save(); |
| canvas->translate(SkIntToScalar(transX), SkIntToScalar(transY)); |
| @@ -135,14 +157,14 @@ protected: |
| // Draw the center of the small bitmap with a mask filter |
| void drawCase4(SkCanvas* canvas, int transX, int transY, |
| - SkCanvas::DrawBitmapRectFlags flags, bool filter) { |
| - SkRect src = SkRect::MakeXYWH(1, 1, |
| - kSmallTextureSize-2, |
| - kSmallTextureSize-2); |
| + SkCanvas::DrawBitmapRectFlags flags, SkPaint::FilterLevel filter) { |
| + SkRect src = SkRect::MakeXYWH(2, 2, |
| + kSmallTextureSize-4, |
| + kSmallTextureSize-4); |
| SkRect dst = SkRect::MakeXYWH(0, 0, SkIntToScalar(kBlockSize), SkIntToScalar(kBlockSize)); |
| SkPaint paint; |
| - paint.setFilterLevel(filter ? SkPaint::kLow_FilterLevel : SkPaint::kNone_FilterLevel); |
| + paint.setFilterLevel(filter); |
| SkMaskFilter* mf = SkBlurMaskFilter::Create(SkBlurMaskFilter::kNormal_BlurStyle, |
| SkBlurMask::ConvertRadiusToSigma(SkIntToScalar(3))); |
| paint.setMaskFilter(mf)->unref(); |
| @@ -157,19 +179,27 @@ protected: |
| canvas->clear(SK_ColorGRAY); |
| + // Currently there are no test cases with medium filtering since medium uses mip-mapping and |
| + // these draws are always upscaling. |
| + |
| // First draw a column with no bleeding, tiling, or filtering |
| - this->drawCase1(canvas, kCol0X, kRow0Y, SkCanvas::kNone_DrawBitmapRectFlag, false); |
| - this->drawCase2(canvas, kCol0X, kRow1Y, SkCanvas::kNone_DrawBitmapRectFlag, false); |
| - this->drawCase3(canvas, kCol0X, kRow2Y, SkCanvas::kNone_DrawBitmapRectFlag, false); |
| - this->drawCase4(canvas, kCol0X, kRow3Y, SkCanvas::kNone_DrawBitmapRectFlag, false); |
| - |
| - // Then draw a column with no bleeding or tiling but with filtering |
| - this->drawCase1(canvas, kCol1X, kRow0Y, SkCanvas::kNone_DrawBitmapRectFlag, true); |
| - this->drawCase2(canvas, kCol1X, kRow1Y, SkCanvas::kNone_DrawBitmapRectFlag, true); |
| - this->drawCase3(canvas, kCol1X, kRow2Y, SkCanvas::kNone_DrawBitmapRectFlag, true); |
| - this->drawCase4(canvas, kCol1X, kRow3Y, SkCanvas::kNone_DrawBitmapRectFlag, true); |
| - |
| - |
| + this->drawCase1(canvas, kCol0X, kRow0Y, SkCanvas::kNone_DrawBitmapRectFlag, SkPaint::kNone_FilterLevel); |
| + this->drawCase2(canvas, kCol0X, kRow1Y, SkCanvas::kNone_DrawBitmapRectFlag, SkPaint::kNone_FilterLevel); |
| + this->drawCase3(canvas, kCol0X, kRow2Y, SkCanvas::kNone_DrawBitmapRectFlag, SkPaint::kNone_FilterLevel); |
| + this->drawCase4(canvas, kCol0X, kRow3Y, SkCanvas::kNone_DrawBitmapRectFlag, SkPaint::kNone_FilterLevel); |
| + |
| + // Then draw a column with no bleeding or tiling but with low filtering |
| + this->drawCase1(canvas, kCol1X, kRow0Y, SkCanvas::kNone_DrawBitmapRectFlag, SkPaint::kLow_FilterLevel); |
| + this->drawCase2(canvas, kCol1X, kRow1Y, SkCanvas::kNone_DrawBitmapRectFlag, SkPaint::kLow_FilterLevel); |
| + this->drawCase3(canvas, kCol1X, kRow2Y, SkCanvas::kNone_DrawBitmapRectFlag, SkPaint::kLow_FilterLevel); |
| + this->drawCase4(canvas, kCol1X, kRow3Y, SkCanvas::kNone_DrawBitmapRectFlag, SkPaint::kLow_FilterLevel); |
| + |
| + // Then draw a column with no bleeding or tiling but with high filtering |
| + this->drawCase1(canvas, kCol2X, kRow0Y, SkCanvas::kNone_DrawBitmapRectFlag, SkPaint::kHigh_FilterLevel); |
| + this->drawCase2(canvas, kCol2X, kRow1Y, SkCanvas::kNone_DrawBitmapRectFlag, SkPaint::kHigh_FilterLevel); |
| + this->drawCase3(canvas, kCol2X, kRow2Y, SkCanvas::kNone_DrawBitmapRectFlag, SkPaint::kHigh_FilterLevel); |
| + this->drawCase4(canvas, kCol2X, kRow3Y, SkCanvas::kNone_DrawBitmapRectFlag, SkPaint::kHigh_FilterLevel); |
| + |
| #if SK_SUPPORT_GPU |
| GrContext* ctx = GM::GetGr(canvas); |
| int oldMaxTextureSize = 0; |
| @@ -180,17 +210,29 @@ protected: |
| } |
| #endif |
| - // Then draw a column with no bleeding but with tiling and filtering |
| - this->drawCase1(canvas, kCol2X, kRow0Y, SkCanvas::kNone_DrawBitmapRectFlag, true); |
| - this->drawCase2(canvas, kCol2X, kRow1Y, SkCanvas::kNone_DrawBitmapRectFlag, true); |
| - this->drawCase3(canvas, kCol2X, kRow2Y, SkCanvas::kNone_DrawBitmapRectFlag, true); |
| - this->drawCase4(canvas, kCol2X, kRow3Y, SkCanvas::kNone_DrawBitmapRectFlag, true); |
| - |
| - // Finally draw a column with all three (bleeding, tiling, and filtering) |
| - this->drawCase1(canvas, kCol3X, kRow0Y, SkCanvas::kBleed_DrawBitmapRectFlag, true); |
| - this->drawCase2(canvas, kCol3X, kRow1Y, SkCanvas::kBleed_DrawBitmapRectFlag, true); |
| - this->drawCase3(canvas, kCol3X, kRow2Y, SkCanvas::kBleed_DrawBitmapRectFlag, true); |
| - this->drawCase4(canvas, kCol3X, kRow3Y, SkCanvas::kBleed_DrawBitmapRectFlag, true); |
| + // Then draw a column with no bleeding but with tiling and low filtering |
| + this->drawCase1(canvas, kCol3X, kRow0Y, SkCanvas::kNone_DrawBitmapRectFlag, SkPaint::kLow_FilterLevel); |
| + this->drawCase2(canvas, kCol3X, kRow1Y, SkCanvas::kNone_DrawBitmapRectFlag, SkPaint::kLow_FilterLevel); |
| + this->drawCase3(canvas, kCol3X, kRow2Y, SkCanvas::kNone_DrawBitmapRectFlag, SkPaint::kLow_FilterLevel); |
| + this->drawCase4(canvas, kCol3X, kRow3Y, SkCanvas::kNone_DrawBitmapRectFlag, SkPaint::kLow_FilterLevel); |
| + |
| + // Then draw a column with no bleeding but with tiling and high filtering |
| + this->drawCase1(canvas, kCol4X, kRow0Y, SkCanvas::kNone_DrawBitmapRectFlag, SkPaint::kHigh_FilterLevel); |
| + this->drawCase2(canvas, kCol4X, kRow1Y, SkCanvas::kNone_DrawBitmapRectFlag, SkPaint::kHigh_FilterLevel); |
| + this->drawCase3(canvas, kCol4X, kRow2Y, SkCanvas::kNone_DrawBitmapRectFlag, SkPaint::kHigh_FilterLevel); |
| + this->drawCase4(canvas, kCol4X, kRow3Y, SkCanvas::kNone_DrawBitmapRectFlag, SkPaint::kHigh_FilterLevel); |
| + |
| + // Then draw a column with bleeding, tiling, and low filtering |
| + this->drawCase1(canvas, kCol5X, kRow0Y, SkCanvas::kBleed_DrawBitmapRectFlag, SkPaint::kLow_FilterLevel); |
| + this->drawCase2(canvas, kCol5X, kRow1Y, SkCanvas::kBleed_DrawBitmapRectFlag, SkPaint::kLow_FilterLevel); |
| + this->drawCase3(canvas, kCol5X, kRow2Y, SkCanvas::kBleed_DrawBitmapRectFlag, SkPaint::kLow_FilterLevel); |
| + this->drawCase4(canvas, kCol5X, kRow3Y, SkCanvas::kBleed_DrawBitmapRectFlag, SkPaint::kLow_FilterLevel); |
| + |
| + // Finally draw a column with bleeding, tiling, and high filtering |
| + this->drawCase1(canvas, kCol6X, kRow0Y, SkCanvas::kBleed_DrawBitmapRectFlag, SkPaint::kHigh_FilterLevel); |
| + this->drawCase2(canvas, kCol6X, kRow1Y, SkCanvas::kBleed_DrawBitmapRectFlag, SkPaint::kHigh_FilterLevel); |
| + this->drawCase3(canvas, kCol6X, kRow2Y, SkCanvas::kBleed_DrawBitmapRectFlag, SkPaint::kHigh_FilterLevel); |
| + this->drawCase4(canvas, kCol6X, kRow3Y, SkCanvas::kBleed_DrawBitmapRectFlag, SkPaint::kHigh_FilterLevel); |
| #if SK_SUPPORT_GPU |
| if (NULL != ctx) { |
| @@ -200,14 +242,17 @@ protected: |
| } |
| private: |
| - static const int kBlockSize = 90; |
| - static const int kBlockSpacing = 10; |
| + static const int kBlockSize = 70; |
| + static const int kBlockSpacing = 5; |
| static const int kCol0X = kBlockSpacing; |
| static const int kCol1X = 2*kBlockSpacing + kBlockSize; |
| static const int kCol2X = 3*kBlockSpacing + 2*kBlockSize; |
| static const int kCol3X = 4*kBlockSpacing + 3*kBlockSize; |
| - static const int kWidth = 5*kBlockSpacing + 4*kBlockSize; |
| + static const int kCol4X = 5*kBlockSpacing + 4*kBlockSize; |
| + static const int kCol5X = 6*kBlockSpacing + 5*kBlockSize; |
| + static const int kCol6X = 7*kBlockSpacing + 6*kBlockSize; |
| + static const int kWidth = 8*kBlockSpacing + 7*kBlockSize; |
| static const int kRow0Y = kBlockSpacing; |
| static const int kRow1Y = 2*kBlockSpacing + kBlockSize; |
| @@ -215,7 +260,7 @@ private: |
| static const int kRow3Y = 4*kBlockSpacing + 3*kBlockSize; |
| static const int kHeight = 5*kBlockSpacing + 4*kBlockSize; |
| - static const int kSmallTextureSize = 4; |
| + static const int kSmallTextureSize = 6; |
| static const int kMaxTextureSize = 32; |
| SkBitmap fBitmapSmall; |