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| 1 | 1 |
| 2 /* | 2 /* |
| 3 * Copyright 2011 Google Inc. | 3 * Copyright 2011 Google Inc. |
| 4 * | 4 * |
| 5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
| 6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
| 7 */ | 7 */ |
| 8 #include "gm.h" | 8 #include "gm.h" |
| 9 #include "SkPath.h" | 9 #include "SkPath.h" |
| 10 #include "SkRegion.h" | 10 #include "SkRegion.h" |
| 11 #include "SkShader.h" | 11 #include "SkShader.h" |
| 12 #include "SkUtils.h" | 12 #include "SkUtils.h" |
| 13 #include "SkColorPriv.h" | 13 #include "SkColorPriv.h" |
| 14 #include "SkColorFilter.h" | 14 #include "SkColorFilter.h" |
| 15 #include "SkTypeface.h" | 15 #include "SkTypeface.h" |
| 16 | 16 |
| 17 // effects | 17 // effects |
| 18 #include "SkGradientShader.h" | 18 #include "SkGradientShader.h" |
| 19 #include "SkUnitMappers.h" | 19 #include "SkUnitMappers.h" |
| 20 #include "SkBlurDrawLooper.h" | 20 #include "SkBlurDrawLooper.h" |
| 21 | 21 |
| 22 static void makebm(SkBitmap* bm, SkBitmap::Config config, int w, int h) { | 22 static void makebm(SkBitmap* bm, SkColorType ct, int w, int h) { |
| 23 bm->allocConfigPixels(config, w, h); | 23 bm->allocPixels(SkImageInfo::Make(w, h, ct, kPremul_SkAlphaType)); |
| 24 bm->eraseColor(SK_ColorTRANSPARENT); | 24 bm->eraseColor(SK_ColorTRANSPARENT); |
| 25 | 25 |
| 26 SkCanvas canvas(*bm); | 26 SkCanvas canvas(*bm); |
| 27 SkPoint pts[] = { { 0, 0 }, { SkIntToScalar(w), SkIntToScalar(h)} }; | 27 SkPoint pts[] = { { 0, 0 }, { SkIntToScalar(w), SkIntToScalar(h)} }; |
| 28 SkColor colors[] = { SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE }; | 28 SkColor colors[] = { SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE }; |
| 29 SkScalar pos[] = { 0, SK_Scalar1/2, SK_Scalar1 }; | 29 SkScalar pos[] = { 0, SK_Scalar1/2, SK_Scalar1 }; |
| 30 SkPaint paint; | 30 SkPaint paint; |
| 31 | 31 |
| 32 SkUnitMapper* um = NULL; | 32 SkUnitMapper* um = NULL; |
| 33 | 33 |
| 34 um = new SkCosineMapper; | 34 um = new SkCosineMapper; |
| 35 // um = new SkDiscreteMapper(12); | 35 // um = new SkDiscreteMapper(12); |
| 36 | 36 |
| 37 SkAutoUnref au(um); | 37 SkAutoUnref au(um); |
| 38 | 38 |
| 39 paint.setDither(true); | 39 paint.setDither(true); |
| 40 paint.setShader(SkGradientShader::CreateLinear(pts, colors, pos, | 40 paint.setShader(SkGradientShader::CreateLinear(pts, colors, pos, |
| 41 SK_ARRAY_COUNT(colors), SkShader::kClamp_TileMode, um))->unref()
; | 41 SK_ARRAY_COUNT(colors), SkShader::kClamp_TileMode, um))->unref()
; |
| 42 canvas.drawPaint(paint); | 42 canvas.drawPaint(paint); |
| 43 } | 43 } |
| 44 | 44 |
| 45 static void setup(SkPaint* paint, const SkBitmap& bm, bool filter, | 45 static void setup(SkPaint* paint, const SkBitmap& bm, bool filter, |
| 46 SkShader::TileMode tmx, SkShader::TileMode tmy) { | 46 SkShader::TileMode tmx, SkShader::TileMode tmy) { |
| 47 SkShader* shader = SkShader::CreateBitmapShader(bm, tmx, tmy); | 47 SkShader* shader = SkShader::CreateBitmapShader(bm, tmx, tmy); |
| 48 paint->setShader(shader)->unref(); | 48 paint->setShader(shader)->unref(); |
| 49 paint->setFilterLevel(filter ? SkPaint::kLow_FilterLevel : SkPaint::kNone_Fi
lterLevel); | 49 paint->setFilterLevel(filter ? SkPaint::kLow_FilterLevel : SkPaint::kNone_Fi
lterLevel); |
| 50 } | 50 } |
| 51 | 51 |
| 52 static const SkBitmap::Config gConfigs[] = { | 52 static const SkColorType gColorTypes[] = { |
| 53 SkBitmap::kARGB_8888_Config, | 53 kPMColor_SkColorType, |
| 54 SkBitmap::kRGB_565_Config, | 54 kRGB_565_SkColorType, |
| 55 }; | 55 }; |
| 56 | 56 |
| 57 class TilingGM : public skiagm::GM { | 57 class TilingGM : public skiagm::GM { |
| 58 public: | 58 public: |
| 59 TilingGM(bool powerOfTwoSize) | 59 TilingGM(bool powerOfTwoSize) |
| 60 : fPowerOfTwoSize(powerOfTwoSize) { | 60 : fPowerOfTwoSize(powerOfTwoSize) { |
| 61 } | 61 } |
| 62 | 62 |
| 63 SkBitmap fTexture[SK_ARRAY_COUNT(gConfigs)]; | 63 SkBitmap fTexture[SK_ARRAY_COUNT(gColorTypes)]; |
| 64 | 64 |
| 65 protected: | 65 protected: |
| 66 | 66 |
| 67 enum { | 67 enum { |
| 68 kPOTSize = 32, | 68 kPOTSize = 32, |
| 69 kNPOTSize = 21, | 69 kNPOTSize = 21, |
| 70 }; | 70 }; |
| 71 | 71 |
| 72 SkString onShortName() { | 72 SkString onShortName() { |
| 73 SkString name("tilemodes"); | 73 SkString name("tilemodes"); |
| 74 if (!fPowerOfTwoSize) { | 74 if (!fPowerOfTwoSize) { |
| 75 name.append("_npot"); | 75 name.append("_npot"); |
| 76 } | 76 } |
| 77 return name; | 77 return name; |
| 78 } | 78 } |
| 79 | 79 |
| 80 SkISize onISize() { return SkISize::Make(880, 560); } | 80 SkISize onISize() { return SkISize::Make(880, 560); } |
| 81 | 81 |
| 82 virtual void onOnceBeforeDraw() SK_OVERRIDE { | 82 virtual void onOnceBeforeDraw() SK_OVERRIDE { |
| 83 int size = fPowerOfTwoSize ? kPOTSize : kNPOTSize; | 83 int size = fPowerOfTwoSize ? kPOTSize : kNPOTSize; |
| 84 for (size_t i = 0; i < SK_ARRAY_COUNT(gConfigs); i++) { | 84 for (size_t i = 0; i < SK_ARRAY_COUNT(gColorTypes); i++) { |
| 85 makebm(&fTexture[i], gConfigs[i], size, size); | 85 makebm(&fTexture[i], gColorTypes[i], size, size); |
| 86 } | 86 } |
| 87 } | 87 } |
| 88 | 88 |
| 89 virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE { | 89 virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE { |
| 90 | 90 |
| 91 int size = fPowerOfTwoSize ? kPOTSize : kNPOTSize; | 91 int size = fPowerOfTwoSize ? kPOTSize : kNPOTSize; |
| 92 | 92 |
| 93 SkRect r = { 0, 0, SkIntToScalar(size*2), SkIntToScalar(size*2) }; | 93 SkRect r = { 0, 0, SkIntToScalar(size*2), SkIntToScalar(size*2) }; |
| 94 | 94 |
| 95 static const char* gConfigNames[] = { "8888", "565", "4444" }; | 95 static const char* gConfigNames[] = { "8888", "565", "4444" }; |
| (...skipping 17 matching lines...) Expand all Loading... |
| 113 | 113 |
| 114 p.setTextAlign(SkPaint::kCenter_Align); | 114 p.setTextAlign(SkPaint::kCenter_Align); |
| 115 canvas->drawText(str.c_str(), str.size(), x + r.width()/2, y, p)
; | 115 canvas->drawText(str.c_str(), str.size(), x + r.width()/2, y, p)
; |
| 116 | 116 |
| 117 x += r.width() * 4 / 3; | 117 x += r.width() * 4 / 3; |
| 118 } | 118 } |
| 119 } | 119 } |
| 120 | 120 |
| 121 y += SkIntToScalar(16); | 121 y += SkIntToScalar(16); |
| 122 | 122 |
| 123 for (size_t i = 0; i < SK_ARRAY_COUNT(gConfigs); i++) { | 123 for (size_t i = 0; i < SK_ARRAY_COUNT(gColorTypes); i++) { |
| 124 for (size_t j = 0; j < SK_ARRAY_COUNT(gFilters); j++) { | 124 for (size_t j = 0; j < SK_ARRAY_COUNT(gFilters); j++) { |
| 125 x = SkIntToScalar(10); | 125 x = SkIntToScalar(10); |
| 126 for (size_t kx = 0; kx < SK_ARRAY_COUNT(gModes); kx++) { | 126 for (size_t kx = 0; kx < SK_ARRAY_COUNT(gModes); kx++) { |
| 127 for (size_t ky = 0; ky < SK_ARRAY_COUNT(gModes); ky++) { | 127 for (size_t ky = 0; ky < SK_ARRAY_COUNT(gModes); ky++) { |
| 128 SkPaint paint; | 128 SkPaint paint; |
| 129 #if 1 // Temporary change to regen bitmap before each draw. This may help tracki
ng down an issue | 129 #if 1 // Temporary change to regen bitmap before each draw. This may help tracki
ng down an issue |
| 130 // on SGX where resizing NPOT textures to POT textures exhibits a driver b
ug. | 130 // on SGX where resizing NPOT textures to POT textures exhibits a driver b
ug. |
| 131 if (!fPowerOfTwoSize) { | 131 if (!fPowerOfTwoSize) { |
| 132 makebm(&fTexture[i], gConfigs[i], size, size); | 132 makebm(&fTexture[i], gColorTypes[i], size, size); |
| 133 } | 133 } |
| 134 #endif | 134 #endif |
| 135 setup(&paint, fTexture[i], gFilters[j], gModes[kx], gMod
es[ky]); | 135 setup(&paint, fTexture[i], gFilters[j], gModes[kx], gMod
es[ky]); |
| 136 paint.setDither(true); | 136 paint.setDither(true); |
| 137 | 137 |
| 138 canvas->save(); | 138 canvas->save(); |
| 139 canvas->translate(x, y); | 139 canvas->translate(x, y); |
| 140 canvas->drawRect(r, paint); | 140 canvas->drawRect(r, paint); |
| 141 canvas->restore(); | 141 canvas->restore(); |
| 142 | 142 |
| (...skipping 16 matching lines...) Expand all Loading... |
| 159 private: | 159 private: |
| 160 bool fPowerOfTwoSize; | 160 bool fPowerOfTwoSize; |
| 161 typedef skiagm::GM INHERITED; | 161 typedef skiagm::GM INHERITED; |
| 162 }; | 162 }; |
| 163 | 163 |
| 164 static const int gWidth = 32; | 164 static const int gWidth = 32; |
| 165 static const int gHeight = 32; | 165 static const int gHeight = 32; |
| 166 | 166 |
| 167 static SkShader* make_bm(SkShader::TileMode tx, SkShader::TileMode ty) { | 167 static SkShader* make_bm(SkShader::TileMode tx, SkShader::TileMode ty) { |
| 168 SkBitmap bm; | 168 SkBitmap bm; |
| 169 makebm(&bm, SkBitmap::kARGB_8888_Config, gWidth, gHeight); | 169 makebm(&bm, kPMColor_SkColorType, gWidth, gHeight); |
| 170 return SkShader::CreateBitmapShader(bm, tx, ty); | 170 return SkShader::CreateBitmapShader(bm, tx, ty); |
| 171 } | 171 } |
| 172 | 172 |
| 173 static SkShader* make_grad(SkShader::TileMode tx, SkShader::TileMode ty) { | 173 static SkShader* make_grad(SkShader::TileMode tx, SkShader::TileMode ty) { |
| 174 SkPoint pts[] = { { 0, 0 }, { SkIntToScalar(gWidth), SkIntToScalar(gHeight)}
}; | 174 SkPoint pts[] = { { 0, 0 }, { SkIntToScalar(gWidth), SkIntToScalar(gHeight)}
}; |
| 175 SkPoint center = { SkIntToScalar(gWidth)/2, SkIntToScalar(gHeight)/2 }; | 175 SkPoint center = { SkIntToScalar(gWidth)/2, SkIntToScalar(gHeight)/2 }; |
| 176 SkScalar rad = SkIntToScalar(gWidth)/2; | 176 SkScalar rad = SkIntToScalar(gWidth)/2; |
| 177 SkColor colors[] = { 0xFFFF0000, 0xFF0044FF }; | 177 SkColor colors[] = { 0xFFFF0000, 0xFF0044FF }; |
| 178 | 178 |
| 179 int index = (int)ty; | 179 int index = (int)ty; |
| (...skipping 81 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 261 private: | 261 private: |
| 262 typedef skiagm::GM INHERITED; | 262 typedef skiagm::GM INHERITED; |
| 263 }; | 263 }; |
| 264 | 264 |
| 265 ////////////////////////////////////////////////////////////////////////////// | 265 ////////////////////////////////////////////////////////////////////////////// |
| 266 | 266 |
| 267 DEF_GM( return new TilingGM(true); ) | 267 DEF_GM( return new TilingGM(true); ) |
| 268 DEF_GM( return new TilingGM(false); ) | 268 DEF_GM( return new TilingGM(false); ) |
| 269 DEF_GM( return new Tiling2GM(make_bm, "bitmap"); ) | 269 DEF_GM( return new Tiling2GM(make_bm, "bitmap"); ) |
| 270 DEF_GM( return new Tiling2GM(make_grad, "gradient"); ) | 270 DEF_GM( return new Tiling2GM(make_grad, "gradient"); ) |
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