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1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "gm.h" | 8 #include "gm.h" |
9 | 9 |
10 #include "Resources.h" | 10 #include "Resources.h" |
11 #include "SkGradientShader.h" | 11 #include "SkGradientShader.h" |
12 #include "SkTypeface.h" | 12 #include "SkTypeface.h" |
13 #include "SkImageDecoder.h" | 13 #include "SkImageDecoder.h" |
14 #include "SkStream.h" | 14 #include "SkStream.h" |
15 #include "SkPaint.h" | 15 #include "SkPaint.h" |
16 | 16 |
17 static void make_checker(SkBitmap* bm, int size, int numChecks) { | |
18 bm->allocN32Pixels(size, size); | |
19 for (int y = 0; y < size; ++y) { | |
20 for (int x = 0; x < size; ++x) { | |
21 SkPMColor* s = bm->getAddr32(x, y); | |
22 int cx = (x * numChecks) / size; | |
23 int cy = (y * numChecks) / size; | |
24 if ((cx+cy)%2) { | |
25 *s = 0xFFFFFFFF; | |
26 } else { | |
27 *s = 0xFF000000; | |
28 } | |
29 } | |
30 } | |
31 } | |
32 | |
33 static void setTypeface(SkPaint* paint, const char name[], SkTypeface::Style sty
le) { | 17 static void setTypeface(SkPaint* paint, const char name[], SkTypeface::Style sty
le) { |
34 sk_tool_utils::set_portable_typeface(paint, name, style); | 18 sk_tool_utils::set_portable_typeface(paint, name, style); |
35 } | 19 } |
36 | 20 |
37 class DownsampleBitmapGM : public skiagm::GM { | 21 class DownsampleBitmapGM : public skiagm::GM { |
38 public: | 22 public: |
39 SkBitmap fBM; | 23 SkBitmap fBM; |
40 SkString fName; | 24 SkString fName; |
41 bool fBitmapMade; | 25 bool fBitmapMade; |
42 SkPaint::FilterLevel fFilterLevel; | 26 SkPaint::FilterLevel fFilterLevel; |
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148 : INHERITED(filterLevel), fSize(size), fNumChecks(numChecks) | 132 : INHERITED(filterLevel), fSize(size), fNumChecks(numChecks) |
149 { | 133 { |
150 fName.printf("downsamplebitmap_checkerboard_%s_%d_%d", this->filterL
evelToString(), fSize, fNumChecks); | 134 fName.printf("downsamplebitmap_checkerboard_%s_%d_%d", this->filterL
evelToString(), fSize, fNumChecks); |
151 } | 135 } |
152 | 136 |
153 protected: | 137 protected: |
154 int fSize; | 138 int fSize; |
155 int fNumChecks; | 139 int fNumChecks; |
156 | 140 |
157 void make_bitmap() SK_OVERRIDE { | 141 void make_bitmap() SK_OVERRIDE { |
158 make_checker(&fBM, fSize, fNumChecks); | 142 fBM.allocN32Pixels(fSize, fSize); |
| 143 for (int y = 0; y < fSize; ++y) { |
| 144 for (int x = 0; x < fSize; ++x) { |
| 145 SkPMColor* s = fBM.getAddr32(x, y); |
| 146 int cx = (x * fNumChecks) / fSize; |
| 147 int cy = (y * fNumChecks) / fSize; |
| 148 if ((cx+cy)%2) { |
| 149 *s = 0xFFFFFFFF; |
| 150 } else { |
| 151 *s = 0xFF000000; |
| 152 } |
| 153 } |
| 154 } |
159 } | 155 } |
160 private: | 156 private: |
161 typedef DownsampleBitmapGM INHERITED; | 157 typedef DownsampleBitmapGM INHERITED; |
162 }; | 158 }; |
163 | 159 |
164 class DownsampleBitmapImageGM: public DownsampleBitmapGM { | 160 class DownsampleBitmapImageGM: public DownsampleBitmapGM { |
165 public: | 161 public: |
166 DownsampleBitmapImageGM(const char filename[], SkPaint::FilterLevel filter
Level) | 162 DownsampleBitmapImageGM(const char filename[], SkPaint::FilterLevel filter
Level) |
167 : INHERITED(filterLevel), fFilename(filename) | 163 : INHERITED(filterLevel), fFilename(filename) |
168 { | 164 { |
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187 } else { | 183 } else { |
188 fBM.allocN32Pixels(1, 1); | 184 fBM.allocN32Pixels(1, 1); |
189 *(fBM.getAddr32(0,0)) = 0xFF0000FF; // red == bad | 185 *(fBM.getAddr32(0,0)) = 0xFF0000FF; // red == bad |
190 } | 186 } |
191 fSize = fBM.height(); | 187 fSize = fBM.height(); |
192 } | 188 } |
193 private: | 189 private: |
194 typedef DownsampleBitmapGM INHERITED; | 190 typedef DownsampleBitmapGM INHERITED; |
195 }; | 191 }; |
196 | 192 |
197 #include "SkMipMap.h" | |
198 class ShowMipLevels : public skiagm::GM { | |
199 public: | |
200 SkBitmap fBM; | |
201 | |
202 ShowMipLevels() { | |
203 this->setBGColor(0xFFDDDDDD); | |
204 make_checker(&fBM, 512, 256); | |
205 } | |
206 | |
207 protected: | |
208 #if 0 | |
209 uint32_t onGetFlags() const SK_OVERRIDE { | |
210 return kSkipTiled_Flag; | |
211 } | |
212 #endif | |
213 | |
214 SkString onShortName() SK_OVERRIDE { | |
215 return SkString("showmiplevels"); | |
216 } | |
217 | |
218 SkISize onISize() SK_OVERRIDE { | |
219 return SkISize::Make(fBM.width() + 4, 4 * fBM.height()); | |
220 } | |
221 | |
222 void onDraw(SkCanvas* canvas) SK_OVERRIDE { | |
223 SkScalar x = 4; | |
224 SkScalar y = 4; | |
225 canvas->drawBitmap(fBM, x, y, NULL); | |
226 y += fBM.height() + 4; | |
227 | |
228 SkMipMap* mm = SkMipMap::Build(fBM, NULL); | |
229 | |
230 SkMipMap::Level level; | |
231 SkScalar scale = 0.5f; | |
232 while (mm->extractLevel(scale, &level)) { | |
233 SkImageInfo info = SkImageInfo::MakeN32Premul(level.fWidth, level.fH
eight); | |
234 SkBitmap bm; | |
235 bm.installPixels(info, level.fPixels, level.fRowBytes); | |
236 canvas->drawBitmap(bm, x, y, NULL); | |
237 y += bm.height() + 4; | |
238 scale /= 2; | |
239 if (info.width() == 1 || info.height() == 1) { | |
240 break; | |
241 } | |
242 } | |
243 } | |
244 | |
245 private: | |
246 typedef skiagm::GM INHERITED; | |
247 }; | |
248 | |
249 | |
250 ////////////////////////////////////////////////////////////////////////////// | 193 ////////////////////////////////////////////////////////////////////////////// |
251 | 194 |
252 DEF_GM( return new DownsampleBitmapTextGM(72, SkPaint::kHigh_FilterLevel); ) | 195 DEF_GM( return new DownsampleBitmapTextGM(72, SkPaint::kHigh_FilterLevel); ) |
253 DEF_GM( return new DownsampleBitmapCheckerboardGM(512,256, SkPaint::kHigh_Filter
Level); ) | 196 DEF_GM( return new DownsampleBitmapCheckerboardGM(512,256, SkPaint::kHigh_Filter
Level); ) |
254 DEF_GM( return new DownsampleBitmapImageGM("mandrill_512.png", SkPaint::kHigh_Fi
lterLevel); ) | 197 DEF_GM( return new DownsampleBitmapImageGM("mandrill_512.png", SkPaint::kHigh_Fi
lterLevel); ) |
255 DEF_GM( return new DownsampleBitmapImageGM("mandrill_132x132_12x12.astc", | 198 DEF_GM( return new DownsampleBitmapImageGM("mandrill_132x132_12x12.astc", |
256 SkPaint::kHigh_FilterLevel); ) | 199 SkPaint::kHigh_FilterLevel); ) |
257 | 200 |
258 DEF_GM( return new DownsampleBitmapTextGM(72, SkPaint::kMedium_FilterLevel); ) | 201 DEF_GM( return new DownsampleBitmapTextGM(72, SkPaint::kMedium_FilterLevel); ) |
259 DEF_GM( return new DownsampleBitmapCheckerboardGM(512,256, SkPaint::kMedium_Filt
erLevel); ) | 202 DEF_GM( return new DownsampleBitmapCheckerboardGM(512,256, SkPaint::kMedium_Filt
erLevel); ) |
260 DEF_GM( return new DownsampleBitmapImageGM("mandrill_512.png", SkPaint::kMedium_
FilterLevel); ) | 203 DEF_GM( return new DownsampleBitmapImageGM("mandrill_512.png", SkPaint::kMedium_
FilterLevel); ) |
261 DEF_GM( return new DownsampleBitmapImageGM("mandrill_132x132_12x12.astc", | 204 DEF_GM( return new DownsampleBitmapImageGM("mandrill_132x132_12x12.astc", |
262 SkPaint::kMedium_FilterLevel); ) | 205 SkPaint::kMedium_FilterLevel); ) |
263 | 206 |
264 DEF_GM( return new DownsampleBitmapTextGM(72, SkPaint::kLow_FilterLevel); ) | 207 DEF_GM( return new DownsampleBitmapTextGM(72, SkPaint::kLow_FilterLevel); ) |
265 DEF_GM( return new DownsampleBitmapCheckerboardGM(512,256, SkPaint::kLow_FilterL
evel); ) | 208 DEF_GM( return new DownsampleBitmapCheckerboardGM(512,256, SkPaint::kLow_FilterL
evel); ) |
266 DEF_GM( return new DownsampleBitmapImageGM("mandrill_512.png", SkPaint::kLow_Fil
terLevel); ) | 209 DEF_GM( return new DownsampleBitmapImageGM("mandrill_512.png", SkPaint::kLow_Fil
terLevel); ) |
267 DEF_GM( return new DownsampleBitmapImageGM("mandrill_132x132_12x12.astc", | 210 DEF_GM( return new DownsampleBitmapImageGM("mandrill_132x132_12x12.astc", |
268 SkPaint::kLow_FilterLevel); ) | 211 SkPaint::kLow_FilterLevel); ) |
269 | 212 |
270 DEF_GM( return new DownsampleBitmapTextGM(72, SkPaint::kNone_FilterLevel); ) | 213 DEF_GM( return new DownsampleBitmapTextGM(72, SkPaint::kNone_FilterLevel); ) |
271 DEF_GM( return new DownsampleBitmapCheckerboardGM(512,256, SkPaint::kNone_Filter
Level); ) | 214 DEF_GM( return new DownsampleBitmapCheckerboardGM(512,256, SkPaint::kNone_Filter
Level); ) |
272 DEF_GM( return new DownsampleBitmapImageGM("mandrill_512.png", SkPaint::kNone_Fi
lterLevel); ) | 215 DEF_GM( return new DownsampleBitmapImageGM("mandrill_512.png", SkPaint::kNone_Fi
lterLevel); ) |
273 DEF_GM( return new DownsampleBitmapImageGM("mandrill_132x132_12x12.astc", | 216 DEF_GM( return new DownsampleBitmapImageGM("mandrill_132x132_12x12.astc", |
274 SkPaint::kNone_FilterLevel); ) | 217 SkPaint::kNone_FilterLevel); ) |
275 | |
276 DEF_GM( return new ShowMipLevels; ) | |
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