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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 "SkBoundaryPatch.h" | 8 #include "SkBoundaryPatch.h" |
9 | 9 |
10 SK_DEFINE_INST_COUNT(SkBoundary) | |
11 | |
12 SkBoundaryPatch::SkBoundaryPatch() : fBoundary(NULL) {} | 10 SkBoundaryPatch::SkBoundaryPatch() : fBoundary(NULL) {} |
13 | 11 |
14 SkBoundaryPatch::~SkBoundaryPatch() { | 12 SkBoundaryPatch::~SkBoundaryPatch() { |
15 SkSafeUnref(fBoundary); | 13 SkSafeUnref(fBoundary); |
16 } | 14 } |
17 | 15 |
18 SkBoundary* SkBoundaryPatch::setBoundary(SkBoundary* b) { | 16 SkBoundary* SkBoundaryPatch::setBoundary(SkBoundary* b) { |
19 SkRefCnt_SafeAssign(fBoundary, b); | 17 SkRefCnt_SafeAssign(fBoundary, b); |
20 return b; | 18 return b; |
21 } | 19 } |
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72 SkPoint SkCubicBoundary::eval(Edge e, SkScalar t) { | 70 SkPoint SkCubicBoundary::eval(Edge e, SkScalar t) { |
73 SkASSERT((unsigned)e < 4); | 71 SkASSERT((unsigned)e < 4); |
74 | 72 |
75 // ensure our 4th cubic wraps to the start of the first | 73 // ensure our 4th cubic wraps to the start of the first |
76 fPts[12] = fPts[0]; | 74 fPts[12] = fPts[0]; |
77 | 75 |
78 SkPoint loc; | 76 SkPoint loc; |
79 SkEvalCubicAt(&fPts[e * 3], t, &loc, NULL, NULL); | 77 SkEvalCubicAt(&fPts[e * 3], t, &loc, NULL, NULL); |
80 return loc; | 78 return loc; |
81 } | 79 } |
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