Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(852)

Side by Side Diff: gm/gradients.cpp

Issue 283273002: remove unused (by clients) SkUnitMapper (Closed) Base URL: https://skia.googlecode.com/svn/trunk
Patch Set: fix legacy call Created 6 years, 7 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch | Annotate | Revision Log
« no previous file with comments | « gm/gradient_matrix.cpp ('k') | gm/gradients_2pt_conical.cpp » ('j') | no next file with comments »
Toggle Intra-line Diffs ('i') | Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
OLDNEW
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 "SkGradientShader.h" 9 #include "SkGradientShader.h"
10 10
(...skipping 22 matching lines...) Expand all
33 static const GradData gGradData[] = { 33 static const GradData gGradData[] = {
34 { 2, gColors, NULL }, 34 { 2, gColors, NULL },
35 { 2, gColors, gPos0 }, 35 { 2, gColors, gPos0 },
36 { 2, gColors, gPos1 }, 36 { 2, gColors, gPos1 },
37 { 5, gColors, NULL }, 37 { 5, gColors, NULL },
38 { 5, gColors, gPos2 }, 38 { 5, gColors, gPos2 },
39 { 4, gColorClamp, gPosClamp } 39 { 4, gColorClamp, gPosClamp }
40 }; 40 };
41 41
42 static SkShader* MakeLinear(const SkPoint pts[2], const GradData& data, 42 static SkShader* MakeLinear(const SkPoint pts[2], const GradData& data,
43 SkShader::TileMode tm, SkUnitMapper* mapper, 43 SkShader::TileMode tm, const SkMatrix& localMatrix) {
44 const SkMatrix& localMatrix) {
45 return SkGradientShader::CreateLinear(pts, data.fColors, data.fPos, 44 return SkGradientShader::CreateLinear(pts, data.fColors, data.fPos,
46 data.fCount, tm, mapper, 0, &localMatr ix); 45 data.fCount, tm, 0, &localMatrix);
47 } 46 }
48 47
49 static SkShader* MakeRadial(const SkPoint pts[2], const GradData& data, 48 static SkShader* MakeRadial(const SkPoint pts[2], const GradData& data,
50 SkShader::TileMode tm, SkUnitMapper* mapper, 49 SkShader::TileMode tm, const SkMatrix& localMatrix) {
51 const SkMatrix& localMatrix) {
52 SkPoint center; 50 SkPoint center;
53 center.set(SkScalarAve(pts[0].fX, pts[1].fX), 51 center.set(SkScalarAve(pts[0].fX, pts[1].fX),
54 SkScalarAve(pts[0].fY, pts[1].fY)); 52 SkScalarAve(pts[0].fY, pts[1].fY));
55 return SkGradientShader::CreateRadial(center, center.fX, data.fColors, 53 return SkGradientShader::CreateRadial(center, center.fX, data.fColors,
56 data.fPos, data.fCount, tm, mapper, 0, &localMatrix); 54 data.fPos, data.fCount, tm, 0, &localM atrix);
57 } 55 }
58 56
59 static SkShader* MakeSweep(const SkPoint pts[2], const GradData& data, 57 static SkShader* MakeSweep(const SkPoint pts[2], const GradData& data,
60 SkShader::TileMode, SkUnitMapper* mapper, 58 SkShader::TileMode, const SkMatrix& localMatrix) {
61 const SkMatrix& localMatrix) {
62 SkPoint center; 59 SkPoint center;
63 center.set(SkScalarAve(pts[0].fX, pts[1].fX), 60 center.set(SkScalarAve(pts[0].fX, pts[1].fX),
64 SkScalarAve(pts[0].fY, pts[1].fY)); 61 SkScalarAve(pts[0].fY, pts[1].fY));
65 return SkGradientShader::CreateSweep(center.fX, center.fY, data.fColors, 62 return SkGradientShader::CreateSweep(center.fX, center.fY, data.fColors,
66 data.fPos, data.fCount, mapper, 0, &loc alMatrix); 63 data.fPos, data.fCount, 0, &localMatrix );
67 } 64 }
68 65
69 static SkShader* Make2Radial(const SkPoint pts[2], const GradData& data, 66 static SkShader* Make2Radial(const SkPoint pts[2], const GradData& data,
70 SkShader::TileMode tm, SkUnitMapper* mapper, 67 SkShader::TileMode tm, const SkMatrix& localMatrix) {
71 const SkMatrix& localMatrix) {
72 SkPoint center0, center1; 68 SkPoint center0, center1;
73 center0.set(SkScalarAve(pts[0].fX, pts[1].fX), 69 center0.set(SkScalarAve(pts[0].fX, pts[1].fX),
74 SkScalarAve(pts[0].fY, pts[1].fY)); 70 SkScalarAve(pts[0].fY, pts[1].fY));
75 center1.set(SkScalarInterp(pts[0].fX, pts[1].fX, SkIntToScalar(3)/5), 71 center1.set(SkScalarInterp(pts[0].fX, pts[1].fX, SkIntToScalar(3)/5),
76 SkScalarInterp(pts[0].fY, pts[1].fY, SkIntToScalar(1)/4)); 72 SkScalarInterp(pts[0].fY, pts[1].fY, SkIntToScalar(1)/4));
77 return SkGradientShader::CreateTwoPointRadial( 73 return SkGradientShader::CreateTwoPointRadial(
78 center1, (pts[1].fX - pts[0].f X) / 7, 74 center1, (pts[1].fX - pts[0].f X) / 7,
79 center0, (pts[1].fX - pts[0].f X) / 2, 75 center0, (pts[1].fX - pts[0].f X) / 2,
80 data.fColors, data.fPos, data. fCount, tm, mapper, 76 data.fColors, data.fPos, data. fCount, tm,
81 0, &localMatrix); 77 0, &localMatrix);
82 } 78 }
83 79
84 static SkShader* Make2Conical(const SkPoint pts[2], const GradData& data, 80 static SkShader* Make2Conical(const SkPoint pts[2], const GradData& data,
85 SkShader::TileMode tm, SkUnitMapper* mapper, 81 SkShader::TileMode tm, const SkMatrix& localMatrix) {
86 const SkMatrix& localMatrix) {
87 SkPoint center0, center1; 82 SkPoint center0, center1;
88 SkScalar radius0 = SkScalarDiv(pts[1].fX - pts[0].fX, 10); 83 SkScalar radius0 = SkScalarDiv(pts[1].fX - pts[0].fX, 10);
89 SkScalar radius1 = SkScalarDiv(pts[1].fX - pts[0].fX, 3); 84 SkScalar radius1 = SkScalarDiv(pts[1].fX - pts[0].fX, 3);
90 center0.set(pts[0].fX + radius0, pts[0].fY + radius0); 85 center0.set(pts[0].fX + radius0, pts[0].fY + radius0);
91 center1.set(pts[1].fX - radius1, pts[1].fY - radius1); 86 center1.set(pts[1].fX - radius1, pts[1].fY - radius1);
92 return SkGradientShader::CreateTwoPointConical(center1, radius1, 87 return SkGradientShader::CreateTwoPointConical(center1, radius1,
93 center0, radius0, 88 center0, radius0,
94 data.fColors, data.fPos, 89 data.fColors, data.fPos,
95 data.fCount, tm, mapper, 90 data.fCount, tm, 0, &localMat rix);
96 0, &localMatrix);
97 } 91 }
98 92
99 typedef SkShader* (*GradMaker)(const SkPoint pts[2], const GradData& data, 93 typedef SkShader* (*GradMaker)(const SkPoint pts[2], const GradData& data,
100 SkShader::TileMode tm, SkUnitMapper* mapper, 94 SkShader::TileMode tm, const SkMatrix& localMatri x);
101 const SkMatrix& localMatrix);
102 static const GradMaker gGradMakers[] = { 95 static const GradMaker gGradMakers[] = {
103 MakeLinear, MakeRadial, MakeSweep, Make2Radial, Make2Conical 96 MakeLinear, MakeRadial, MakeSweep, Make2Radial, Make2Conical
104 }; 97 };
105 98
106 /////////////////////////////////////////////////////////////////////////////// 99 ///////////////////////////////////////////////////////////////////////////////
107 100
108 class GradientsGM : public GM { 101 class GradientsGM : public GM {
109 public: 102 public:
110 GradientsGM() { 103 GradientsGM() {
111 this->setBGColor(0xFFDDDDDD); 104 this->setBGColor(0xFFDDDDDD);
(...skipping 25 matching lines...) Expand all
137 for (size_t i = 0; i < SK_ARRAY_COUNT(gGradData); i++) { 130 for (size_t i = 0; i < SK_ARRAY_COUNT(gGradData); i++) {
138 canvas->save(); 131 canvas->save();
139 for (size_t j = 0; j < SK_ARRAY_COUNT(gGradMakers); j++) { 132 for (size_t j = 0; j < SK_ARRAY_COUNT(gGradMakers); j++) {
140 SkMatrix scale = SkMatrix::I(); 133 SkMatrix scale = SkMatrix::I();
141 134
142 if (i == 5) { // if the clamp case 135 if (i == 5) { // if the clamp case
143 scale.setScale(0.5f, 0.5f); 136 scale.setScale(0.5f, 0.5f);
144 scale.postTranslate(25.f, 25.f); 137 scale.postTranslate(25.f, 25.f);
145 } 138 }
146 139
147 SkShader* shader = gGradMakers[j](pts, gGradData[i], tm, NULL, s cale); 140 SkShader* shader = gGradMakers[j](pts, gGradData[i], tm, scale);
148 141
149 paint.setShader(shader); 142 paint.setShader(shader);
150 canvas->drawRect(r, paint); 143 canvas->drawRect(r, paint);
151 shader->unref(); 144 shader->unref();
152 canvas->translate(0, SkIntToScalar(120)); 145 canvas->translate(0, SkIntToScalar(120));
153 } 146 }
154 canvas->restore(); 147 canvas->restore();
155 canvas->translate(SkIntToScalar(120), 0); 148 canvas->translate(SkIntToScalar(120), 0);
156 } 149 }
157 } 150 }
(...skipping 37 matching lines...) Expand 10 before | Expand all | Expand 10 after
195 canvas->save(); 188 canvas->save();
196 for (size_t j = 0; j < SK_ARRAY_COUNT(gGradMakers); j++) { 189 for (size_t j = 0; j < SK_ARRAY_COUNT(gGradMakers); j++) {
197 // apply an increasing y perspective as we move to the right 190 // apply an increasing y perspective as we move to the right
198 SkMatrix perspective; 191 SkMatrix perspective;
199 perspective.setIdentity(); 192 perspective.setIdentity();
200 perspective.setPerspY(SkScalarDiv(SkIntToScalar((unsigned) i+1), 193 perspective.setPerspY(SkScalarDiv(SkIntToScalar((unsigned) i+1),
201 SkIntToScalar(500))); 194 SkIntToScalar(500)));
202 perspective.setSkewX(SkScalarDiv(SkIntToScalar((unsigned) i+1), 195 perspective.setSkewX(SkScalarDiv(SkIntToScalar((unsigned) i+1),
203 SkIntToScalar(10))); 196 SkIntToScalar(10)));
204 197
205 SkShader* shader = gGradMakers[j](pts, gGradData[i], tm, NULL, p erspective); 198 SkShader* shader = gGradMakers[j](pts, gGradData[i], tm, perspec tive);
206 199
207 paint.setShader(shader); 200 paint.setShader(shader);
208 canvas->drawRect(r, paint); 201 canvas->drawRect(r, paint);
209 shader->unref(); 202 shader->unref();
210 canvas->translate(0, SkIntToScalar(120)); 203 canvas->translate(0, SkIntToScalar(120));
211 } 204 }
212 canvas->restore(); 205 canvas->restore();
213 canvas->translate(SkIntToScalar(120), 0); 206 canvas->translate(SkIntToScalar(120), 0);
214 } 207 }
215 } 208 }
(...skipping 104 matching lines...) Expand 10 before | Expand all | Expand 10 after
320 SkRect r = { 0, 0, SkIntToScalar(100), SkIntToScalar(300) }; 313 SkRect r = { 0, 0, SkIntToScalar(100), SkIntToScalar(300) };
321 SkPaint paint; 314 SkPaint paint;
322 paint.setAntiAlias(true); 315 paint.setAntiAlias(true);
323 316
324 SkPoint center; 317 SkPoint center;
325 center.iset(0, 300); 318 center.iset(0, 300);
326 canvas->translate(SkIntToScalar(20), SkIntToScalar(20)); 319 canvas->translate(SkIntToScalar(20), SkIntToScalar(20));
327 SkShader* shader = SkGradientShader::CreateRadial( 320 SkShader* shader = SkGradientShader::CreateRadial(
328 SkPoint(center), 321 SkPoint(center),
329 SkIntToScalar(200), gColors, NULL, 5, 322 SkIntToScalar(200), gColors, NULL, 5,
330 SkShader::kClamp_TileMode, NULL); 323 SkShader::kClamp_TileMode);
331 paint.setShader(shader); 324 paint.setShader(shader);
332 canvas->drawRect(r, paint); 325 canvas->drawRect(r, paint);
333 shader->unref(); 326 shader->unref();
334 } 327 }
335 328
336 private: 329 private:
337 typedef GM INHERITED; 330 typedef GM INHERITED;
338 }; 331 };
339 332
340 /// Checks quality of large radial gradients, which may display 333 /// Checks quality of large radial gradients, which may display
(...skipping 74 matching lines...) Expand 10 before | Expand all | Expand 10 after
415 center.set(cx, cy); 408 center.set(cx, cy);
416 409
417 // We can either interpolate endpoints and premultiply each point (defau lt, more precision), 410 // We can either interpolate endpoints and premultiply each point (defau lt, more precision),
418 // or premultiply the endpoints first, avoiding the need to premultiply each point (cheap). 411 // or premultiply the endpoints first, avoiding the need to premultiply each point (cheap).
419 const uint32_t flags[] = { 0, SkGradientShader::kInterpolateColorsInPrem ul_Flag }; 412 const uint32_t flags[] = { 0, SkGradientShader::kInterpolateColorsInPrem ul_Flag };
420 413
421 for (size_t i = 0; i < SK_ARRAY_COUNT(flags); i++) { 414 for (size_t i = 0; i < SK_ARRAY_COUNT(flags); i++) {
422 SkAutoTUnref<SkShader> sweep( 415 SkAutoTUnref<SkShader> sweep(
423 SkGradientShader::CreateSweep(cx, cy, sweep_colors, 416 SkGradientShader::CreateSweep(cx, cy, sweep_colors,
424 NULL, SK_ARRAY_COUNT(sweep_col ors), 417 NULL, SK_ARRAY_COUNT(sweep_col ors),
425 NULL, flags[i])); 418 flags[i], NULL));
426 SkAutoTUnref<SkShader> radial1( 419 SkAutoTUnref<SkShader> radial1(
427 SkGradientShader::CreateRadial(center, radius, colors1, 420 SkGradientShader::CreateRadial(center, radius, colors1,
428 NULL, SK_ARRAY_COUNT(colors1) , 421 NULL, SK_ARRAY_COUNT(colors1) ,
429 SkShader::kClamp_TileMode, 422 SkShader::kClamp_TileMode,
430 NULL, flags[i])); 423 flags[i], NULL));
431 SkAutoTUnref<SkShader> radial2( 424 SkAutoTUnref<SkShader> radial2(
432 SkGradientShader::CreateRadial(center, radius, colors2, 425 SkGradientShader::CreateRadial(center, radius, colors2,
433 NULL, SK_ARRAY_COUNT(colors2) , 426 NULL, SK_ARRAY_COUNT(colors2) ,
434 SkShader::kClamp_TileMode, 427 SkShader::kClamp_TileMode,
435 NULL, flags[i])); 428 flags[i], NULL));
436 paint1.setShader(sweep); 429 paint1.setShader(sweep);
437 paint2.setShader(radial1); 430 paint2.setShader(radial1);
438 paint3.setShader(radial2); 431 paint3.setShader(radial2);
439 432
440 canvas->drawCircle(cx, cy, radius, paint1); 433 canvas->drawCircle(cx, cy, radius, paint1);
441 canvas->drawCircle(cx, cy, radius, paint3); 434 canvas->drawCircle(cx, cy, radius, paint3);
442 canvas->drawCircle(cx, cy, radius, paint2); 435 canvas->drawCircle(cx, cy, radius, paint2);
443 436
444 canvas->translate(400, 0); 437 canvas->translate(400, 0);
445 } 438 }
(...skipping 19 matching lines...) Expand all
465 458
466 static GM* MyFactory5(void*) { return new GradientsLocalPerspectiveGM; } 459 static GM* MyFactory5(void*) { return new GradientsLocalPerspectiveGM; }
467 static GMRegistry reg5(MyFactory5); 460 static GMRegistry reg5(MyFactory5);
468 461
469 static GM* MyFactory6(void*) { return new GradientsViewPerspectiveGM; } 462 static GM* MyFactory6(void*) { return new GradientsViewPerspectiveGM; }
470 static GMRegistry reg6(MyFactory6); 463 static GMRegistry reg6(MyFactory6);
471 464
472 static GM* MyFactory7(void*) { return new RadialGradient2GM; } 465 static GM* MyFactory7(void*) { return new RadialGradient2GM; }
473 static GMRegistry reg7(MyFactory7); 466 static GMRegistry reg7(MyFactory7);
474 } 467 }
OLDNEW
« no previous file with comments | « gm/gradient_matrix.cpp ('k') | gm/gradients_2pt_conical.cpp » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698