humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2011 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 | */ |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame^] | 7 | #include "gm/gm.h" |
| 8 | #include "include/core/SkColorFilter.h" |
| 9 | #include "include/core/SkMaskFilter.h" |
| 10 | #include "include/core/SkPath.h" |
| 11 | #include "include/core/SkRegion.h" |
| 12 | #include "include/core/SkShader.h" |
| 13 | #include "include/utils/SkTextUtils.h" |
| 14 | #include "src/utils/SkUTF.h" |
| 15 | #include "tools/ToolUtils.h" |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 16 | |
| 17 | // effects |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame^] | 18 | #include "include/effects/SkBlurDrawLooper.h" |
| 19 | #include "include/effects/SkGradientShader.h" |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 20 | |
commit-bot@chromium.org | dac5225 | 2014-02-17 21:21:46 +0000 | [diff] [blame] | 21 | static void makebm(SkBitmap* bm, SkColorType ct, int w, int h) { |
| 22 | bm->allocPixels(SkImageInfo::Make(w, h, ct, kPremul_SkAlphaType)); |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 23 | bm->eraseColor(SK_ColorTRANSPARENT); |
| 24 | |
| 25 | SkCanvas canvas(*bm); |
| 26 | SkPoint pts[] = { { 0, 0 }, { SkIntToScalar(w), SkIntToScalar(h)} }; |
| 27 | SkColor colors[] = { SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE }; |
| 28 | SkScalar pos[] = { 0, SK_Scalar1/2, SK_Scalar1 }; |
| 29 | SkPaint paint; |
| 30 | |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 31 | paint.setDither(true); |
reed | 1a9b964 | 2016-03-13 14:13:58 -0700 | [diff] [blame] | 32 | paint.setShader(SkGradientShader::MakeLinear(pts, colors, pos, |
Mike Reed | fae8fce | 2019-04-03 10:27:45 -0400 | [diff] [blame] | 33 | SK_ARRAY_COUNT(colors), SkTileMode::kClamp)); |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 34 | canvas.drawPaint(paint); |
| 35 | } |
| 36 | |
reed | 93a1215 | 2015-03-16 10:08:34 -0700 | [diff] [blame] | 37 | static void setup(SkPaint* paint, const SkBitmap& bm, SkFilterQuality filter_level, |
Mike Reed | fae8fce | 2019-04-03 10:27:45 -0400 | [diff] [blame] | 38 | SkTileMode tmx, SkTileMode tmy) { |
Mike Reed | 50acf8f | 2019-04-08 13:20:23 -0400 | [diff] [blame] | 39 | paint->setShader(bm.makeShader(tmx, tmy)); |
reed | 93a1215 | 2015-03-16 10:08:34 -0700 | [diff] [blame] | 40 | paint->setFilterQuality(filter_level); |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 41 | } |
| 42 | |
mtklein | dbfd7ab | 2016-09-01 11:24:54 -0700 | [diff] [blame] | 43 | constexpr SkColorType gColorTypes[] = { |
commit-bot@chromium.org | 28fcae2 | 2014-04-11 17:15:40 +0000 | [diff] [blame] | 44 | kN32_SkColorType, |
commit-bot@chromium.org | dac5225 | 2014-02-17 21:21:46 +0000 | [diff] [blame] | 45 | kRGB_565_SkColorType, |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 46 | }; |
| 47 | |
| 48 | class ScaledTilingGM : public skiagm::GM { |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 49 | public: |
| 50 | ScaledTilingGM(bool powerOfTwoSize) |
caryclark | 7aa1899 | 2015-07-13 12:08:45 -0700 | [diff] [blame] | 51 | : fPowerOfTwoSize(powerOfTwoSize) { |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 52 | } |
| 53 | |
commit-bot@chromium.org | dac5225 | 2014-02-17 21:21:46 +0000 | [diff] [blame] | 54 | SkBitmap fTexture[SK_ARRAY_COUNT(gColorTypes)]; |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 55 | |
| 56 | protected: |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 57 | enum { |
| 58 | kPOTSize = 4, |
| 59 | kNPOTSize = 3, |
| 60 | }; |
| 61 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 62 | SkString onShortName() override { |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 63 | SkString name("scaled_tilemodes"); |
| 64 | if (!fPowerOfTwoSize) { |
| 65 | name.append("_npot"); |
| 66 | } |
| 67 | return name; |
| 68 | } |
| 69 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 70 | SkISize onISize() override { return SkISize::Make(880, 760); } |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 71 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 72 | void onOnceBeforeDraw() override { |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 73 | int size = fPowerOfTwoSize ? kPOTSize : kNPOTSize; |
commit-bot@chromium.org | dac5225 | 2014-02-17 21:21:46 +0000 | [diff] [blame] | 74 | for (size_t i = 0; i < SK_ARRAY_COUNT(gColorTypes); i++) { |
| 75 | makebm(&fTexture[i], gColorTypes[i], size, size); |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 76 | } |
| 77 | } |
| 78 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 79 | void onDraw(SkCanvas* canvas) override { |
Hal Canary | df2d27e | 2019-01-08 09:38:02 -0500 | [diff] [blame] | 80 | SkPaint textPaint; |
Mike Klein | ea3f014 | 2019-03-20 11:12:10 -0500 | [diff] [blame] | 81 | SkFont font(ToolUtils::create_portable_typeface(), 12); |
Hal Canary | df2d27e | 2019-01-08 09:38:02 -0500 | [diff] [blame] | 82 | |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 83 | float scale = 32.f/kPOTSize; |
| 84 | |
| 85 | int size = fPowerOfTwoSize ? kPOTSize : kNPOTSize; |
| 86 | |
| 87 | SkRect r = { 0, 0, SkIntToScalar(size*2), SkIntToScalar(size*2) }; |
| 88 | |
mtklein | dbfd7ab | 2016-09-01 11:24:54 -0700 | [diff] [blame] | 89 | const char* gColorTypeNames[] = { "8888" , "565", "4444" }; |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 90 | |
mtklein | dbfd7ab | 2016-09-01 11:24:54 -0700 | [diff] [blame] | 91 | constexpr SkFilterQuality gFilterQualitys[] = |
reed | 93a1215 | 2015-03-16 10:08:34 -0700 | [diff] [blame] | 92 | { kNone_SkFilterQuality, |
| 93 | kLow_SkFilterQuality, |
| 94 | kMedium_SkFilterQuality, |
| 95 | kHigh_SkFilterQuality }; |
mtklein | dbfd7ab | 2016-09-01 11:24:54 -0700 | [diff] [blame] | 96 | const char* gFilterNames[] = { "None", "Low", "Medium", "High" }; |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 97 | |
Mike Reed | fae8fce | 2019-04-03 10:27:45 -0400 | [diff] [blame] | 98 | constexpr SkTileMode gModes[] = { |
| 99 | SkTileMode::kClamp, SkTileMode::kRepeat, SkTileMode::kMirror }; |
mtklein | dbfd7ab | 2016-09-01 11:24:54 -0700 | [diff] [blame] | 100 | const char* gModeNames[] = { "C", "R", "M" }; |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 101 | |
| 102 | SkScalar y = SkIntToScalar(24); |
| 103 | SkScalar x = SkIntToScalar(10)/scale; |
| 104 | |
| 105 | for (size_t kx = 0; kx < SK_ARRAY_COUNT(gModes); kx++) { |
| 106 | for (size_t ky = 0; ky < SK_ARRAY_COUNT(gModes); ky++) { |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 107 | SkString str; |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 108 | str.printf("[%s,%s]", gModeNames[kx], gModeNames[ky]); |
| 109 | |
Mike Reed | b579f07 | 2019-01-03 15:45:53 -0500 | [diff] [blame] | 110 | SkTextUtils::DrawString(canvas, str.c_str(), scale*(x + r.width()/2), y, font, SkPaint(), |
Mike Reed | 3a42ec0 | 2018-10-30 12:53:21 -0400 | [diff] [blame] | 111 | SkTextUtils::kCenter_Align); |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 112 | |
| 113 | x += r.width() * 4 / 3; |
| 114 | } |
| 115 | } |
| 116 | |
| 117 | y = SkIntToScalar(40) / scale; |
| 118 | |
commit-bot@chromium.org | dac5225 | 2014-02-17 21:21:46 +0000 | [diff] [blame] | 119 | for (size_t i = 0; i < SK_ARRAY_COUNT(gColorTypes); i++) { |
reed | 93a1215 | 2015-03-16 10:08:34 -0700 | [diff] [blame] | 120 | for (size_t j = 0; j < SK_ARRAY_COUNT(gFilterQualitys); j++) { |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 121 | x = SkIntToScalar(10)/scale; |
| 122 | for (size_t kx = 0; kx < SK_ARRAY_COUNT(gModes); kx++) { |
| 123 | for (size_t ky = 0; ky < SK_ARRAY_COUNT(gModes); ky++) { |
| 124 | SkPaint paint; |
| 125 | #if 1 // Temporary change to regen bitmap before each draw. This may help tracking down an issue |
| 126 | // on SGX where resizing NPOT textures to POT textures exhibits a driver bug. |
| 127 | if (!fPowerOfTwoSize) { |
commit-bot@chromium.org | dac5225 | 2014-02-17 21:21:46 +0000 | [diff] [blame] | 128 | makebm(&fTexture[i], gColorTypes[i], size, size); |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 129 | } |
| 130 | #endif |
reed | 93a1215 | 2015-03-16 10:08:34 -0700 | [diff] [blame] | 131 | setup(&paint, fTexture[i], gFilterQualitys[j], gModes[kx], gModes[ky]); |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 132 | paint.setDither(true); |
| 133 | |
| 134 | canvas->save(); |
| 135 | canvas->scale(scale,scale); |
| 136 | canvas->translate(x, y); |
| 137 | canvas->drawRect(r, paint); |
| 138 | canvas->restore(); |
| 139 | |
| 140 | x += r.width() * 4 / 3; |
| 141 | } |
| 142 | } |
Hal Canary | df2d27e | 2019-01-08 09:38:02 -0500 | [diff] [blame] | 143 | canvas->drawString(SkStringPrintf("%s, %s", gColorTypeNames[i], gFilterNames[j]), |
| 144 | scale * x, scale * (y + r.height() * 2 / 3), font, textPaint); |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 145 | |
| 146 | y += r.height() * 4 / 3; |
| 147 | } |
| 148 | } |
| 149 | } |
| 150 | |
| 151 | private: |
| 152 | bool fPowerOfTwoSize; |
| 153 | typedef skiagm::GM INHERITED; |
| 154 | }; |
| 155 | |
mtklein | dbfd7ab | 2016-09-01 11:24:54 -0700 | [diff] [blame] | 156 | constexpr int gWidth = 32; |
| 157 | constexpr int gHeight = 32; |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 158 | |
Mike Reed | fae8fce | 2019-04-03 10:27:45 -0400 | [diff] [blame] | 159 | static sk_sp<SkShader> make_bm(SkTileMode tx, SkTileMode ty) { |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 160 | SkBitmap bm; |
commit-bot@chromium.org | 28fcae2 | 2014-04-11 17:15:40 +0000 | [diff] [blame] | 161 | makebm(&bm, kN32_SkColorType, gWidth, gHeight); |
Mike Reed | 50acf8f | 2019-04-08 13:20:23 -0400 | [diff] [blame] | 162 | return bm.makeShader(tx, ty); |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 163 | } |
| 164 | |
Mike Reed | fae8fce | 2019-04-03 10:27:45 -0400 | [diff] [blame] | 165 | static sk_sp<SkShader> make_grad(SkTileMode tx, SkTileMode ty) { |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 166 | SkPoint pts[] = { { 0, 0 }, { SkIntToScalar(gWidth), SkIntToScalar(gHeight)} }; |
| 167 | SkPoint center = { SkIntToScalar(gWidth)/2, SkIntToScalar(gHeight)/2 }; |
| 168 | SkScalar rad = SkIntToScalar(gWidth)/2; |
Mike Klein | ea3f014 | 2019-03-20 11:12:10 -0500 | [diff] [blame] | 169 | SkColor colors[] = {0xFFFF0000, ToolUtils::color_to_565(0xFF0044FF)}; |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 170 | |
| 171 | int index = (int)ty; |
| 172 | switch (index % 3) { |
| 173 | case 0: |
reed | 1a9b964 | 2016-03-13 14:13:58 -0700 | [diff] [blame] | 174 | return SkGradientShader::MakeLinear(pts, colors, nullptr, SK_ARRAY_COUNT(colors), tx); |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 175 | case 1: |
reed | 1a9b964 | 2016-03-13 14:13:58 -0700 | [diff] [blame] | 176 | return SkGradientShader::MakeRadial(center, rad, colors, nullptr, SK_ARRAY_COUNT(colors), tx); |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 177 | case 2: |
reed | 1a9b964 | 2016-03-13 14:13:58 -0700 | [diff] [blame] | 178 | return SkGradientShader::MakeSweep(center.fX, center.fY, colors, nullptr, SK_ARRAY_COUNT(colors)); |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 179 | } |
| 180 | |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 181 | return nullptr; |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 182 | } |
| 183 | |
Mike Reed | fae8fce | 2019-04-03 10:27:45 -0400 | [diff] [blame] | 184 | typedef sk_sp<SkShader> (*ShaderProc)(SkTileMode, SkTileMode); |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 185 | |
| 186 | class ScaledTiling2GM : public skiagm::GM { |
| 187 | ShaderProc fProc; |
| 188 | SkString fName; |
| 189 | public: |
| 190 | ScaledTiling2GM(ShaderProc proc, const char name[]) : fProc(proc) { |
| 191 | fName.printf("scaled_tilemode_%s", name); |
| 192 | } |
| 193 | |
| 194 | protected: |
commit-bot@chromium.org | a90c680 | 2014-04-30 13:20:45 +0000 | [diff] [blame] | 195 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 196 | SkString onShortName() override { |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 197 | return fName; |
| 198 | } |
| 199 | |
reed | 6dc14aa | 2016-04-11 07:46:38 -0700 | [diff] [blame] | 200 | SkISize onISize() override { return SkISize::Make(650, 610); } |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 201 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 202 | void onDraw(SkCanvas* canvas) override { |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 203 | canvas->scale(SkIntToScalar(3)/2, SkIntToScalar(3)/2); |
| 204 | |
| 205 | const SkScalar w = SkIntToScalar(gWidth); |
| 206 | const SkScalar h = SkIntToScalar(gHeight); |
| 207 | SkRect r = { -w, -h, w*2, h*2 }; |
| 208 | |
Mike Reed | fae8fce | 2019-04-03 10:27:45 -0400 | [diff] [blame] | 209 | constexpr SkTileMode gModes[] = { |
| 210 | SkTileMode::kClamp, SkTileMode::kRepeat, SkTileMode::kMirror |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 211 | }; |
mtklein | dbfd7ab | 2016-09-01 11:24:54 -0700 | [diff] [blame] | 212 | const char* gModeNames[] = { |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 213 | "Clamp", "Repeat", "Mirror" |
| 214 | }; |
| 215 | |
| 216 | SkScalar y = SkIntToScalar(24); |
| 217 | SkScalar x = SkIntToScalar(66); |
| 218 | |
Mike Klein | ea3f014 | 2019-03-20 11:12:10 -0500 | [diff] [blame] | 219 | SkFont font(ToolUtils::create_portable_typeface()); |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 220 | |
| 221 | for (size_t kx = 0; kx < SK_ARRAY_COUNT(gModes); kx++) { |
| 222 | SkString str(gModeNames[kx]); |
Mike Reed | b579f07 | 2019-01-03 15:45:53 -0500 | [diff] [blame] | 223 | SkTextUtils::DrawString(canvas, str.c_str(), x + r.width()/2, y, font, SkPaint(), |
| 224 | SkTextUtils::kCenter_Align); |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 225 | x += r.width() * 4 / 3; |
| 226 | } |
| 227 | |
| 228 | y += SkIntToScalar(16) + h; |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 229 | |
| 230 | for (size_t ky = 0; ky < SK_ARRAY_COUNT(gModes); ky++) { |
| 231 | x = SkIntToScalar(16) + w; |
| 232 | |
| 233 | SkString str(gModeNames[ky]); |
Mike Reed | b579f07 | 2019-01-03 15:45:53 -0500 | [diff] [blame] | 234 | SkTextUtils::DrawString(canvas, str.c_str(), x, y + h/2, font, SkPaint(), SkTextUtils::kRight_Align); |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 235 | |
| 236 | x += SkIntToScalar(50); |
| 237 | for (size_t kx = 0; kx < SK_ARRAY_COUNT(gModes); kx++) { |
| 238 | SkPaint paint; |
reed | 1a9b964 | 2016-03-13 14:13:58 -0700 | [diff] [blame] | 239 | paint.setShader(fProc(gModes[kx], gModes[ky])); |
humper@google.com | 3aad3b0 | 2013-09-04 19:23:53 +0000 | [diff] [blame] | 240 | |
| 241 | canvas->save(); |
| 242 | canvas->translate(x, y); |
| 243 | canvas->drawRect(r, paint); |
| 244 | canvas->restore(); |
| 245 | |
| 246 | x += r.width() * 4 / 3; |
| 247 | } |
| 248 | y += r.height() * 4 / 3; |
| 249 | } |
| 250 | } |
| 251 | |
| 252 | private: |
| 253 | typedef skiagm::GM INHERITED; |
| 254 | }; |
| 255 | |
| 256 | ////////////////////////////////////////////////////////////////////////////// |
| 257 | |
| 258 | DEF_GM( return new ScaledTilingGM(true); ) |
| 259 | DEF_GM( return new ScaledTilingGM(false); ) |
| 260 | DEF_GM( return new ScaledTiling2GM(make_bm, "bitmap"); ) |
| 261 | DEF_GM( return new ScaledTiling2GM(make_grad, "gradient"); ) |