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Side by Side Diff: src/gpu/gl/GrGLExtensions.cpp

Issue 144003006: Turn NVPR on by default (but off in tools). (Closed) Base URL: https://skia.googlecode.com/svn/trunk
Patch Set: fix Created 6 years, 11 months ago
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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 "gl/GrGLExtensions.h" 8 #include "gl/GrGLExtensions.h"
9 #include "gl/GrGLDefines.h" 9 #include "gl/GrGLDefines.h"
10 #include "gl/GrGLUtil.h" 10 #include "gl/GrGLUtil.h"
11 11
12 #include "SkTSearch.h" 12 #include "SkTSearch.h"
13 #include "SkTSort.h" 13 #include "SkTSort.h"
14 14
15 namespace { 15 namespace { // This cannot be static because it is used as a template parameter.
16 inline bool extension_compare(const SkString& a, const SkString& b) { 16 inline bool extension_compare(const SkString& a, const SkString& b) {
17 return strcmp(a.c_str(), b.c_str()) < 0; 17 return strcmp(a.c_str(), b.c_str()) < 0;
18 } 18 }
19 } 19 }
20 20
21 // finds the index of ext in strings or a negative result if ext is not found.
22 static int find_string(const SkTArray<SkString>& strings, const char ext[]) {
23 if (strings.empty()) {
24 return -1;
25 }
26 SkString extensionStr(ext);
27 int idx = SkTSearch<SkString, extension_compare>(&strings.front(),
28 strings.count(),
29 extensionStr,
30 sizeof(SkString));
31 return idx;
32 }
33
34 GrGLExtensions::GrGLExtensions(const GrGLExtensions& that) : fStrings(SkNEW(SkTA rray<SkString>)) {
35 *this = that;
36 }
37
robertphillips 2014/01/22 20:12:06 remove space between '=' and '('?
bsalomon 2014/01/23 16:16:09 Done.
38 GrGLExtensions& GrGLExtensions::operator= (const GrGLExtensions& that) {
39 *fStrings = *that.fStrings;
40 fInitialized = that.fInitialized;
41 return *this;
42 }
43
21 bool GrGLExtensions::init(GrGLStandard standard, 44 bool GrGLExtensions::init(GrGLStandard standard,
22 GrGLGetStringProc getString, 45 GrGLGetStringProc getString,
23 GrGLGetStringiProc getStringi, 46 GrGLGetStringiProc getStringi,
24 GrGLGetIntegervProc getIntegerv) { 47 GrGLGetIntegervProc getIntegerv) {
25 fInitialized = false; 48 fInitialized = false;
26 fStrings->reset(); 49 fStrings->reset();
27 50
28 if (NULL == getString) { 51 if (NULL == getString) {
29 return false; 52 return false;
30 } 53 }
(...skipping 38 matching lines...) Expand 10 before | Expand all | Expand 10 after
69 } 92 }
70 } 93 }
71 if (!fStrings->empty()) { 94 if (!fStrings->empty()) {
72 SkTLessFunctionToFunctorAdaptor<SkString, extension_compare> cmp; 95 SkTLessFunctionToFunctorAdaptor<SkString, extension_compare> cmp;
73 SkTQSort(&fStrings->front(), &fStrings->back(), cmp); 96 SkTQSort(&fStrings->front(), &fStrings->back(), cmp);
74 } 97 }
75 fInitialized = true; 98 fInitialized = true;
76 return true; 99 return true;
77 } 100 }
78 101
79 bool GrGLExtensions::has(const char* ext) const { 102 bool GrGLExtensions::has(const char ext[]) const {
80 if (fStrings->empty()) { 103 SkASSERT(fInitialized);
104 return find_string(*fStrings, ext) >= 0;
105 }
106
107 bool GrGLExtensions::remove(const char ext[]) {
108 SkASSERT(fInitialized);
109 int idx = find_string(*fStrings, ext);
110 if (idx >= 0) {
111 // This is not terribly effecient but we really only expect this functio n to be called at
112 // most a handful of times when our test programs start.
113 SkAutoTDelete< SkTArray<SkString> > oldStrings(fStrings.detach());
114 fStrings.reset(SkNEW(SkTArray<SkString>(oldStrings->count() - 1)));
115 fStrings->push_back_n(idx, &oldStrings->front());
116 fStrings->push_back_n(oldStrings->count() - idx - 1, &(*oldStrings)[idx] + 1);
117 return true;
118 } else {
81 return false; 119 return false;
82 } 120 }
83 SkString extensionStr(ext);
84 int idx = SkTSearch<SkString, extension_compare>(&fStrings->front(),
85 fStrings->count(),
86 extensionStr,
87 sizeof(SkString));
88 return idx >= 0;
89 } 121 }
90 122
91 void GrGLExtensions::print(const char* sep) const { 123 void GrGLExtensions::print(const char* sep) const {
92 if (NULL == sep) { 124 if (NULL == sep) {
93 sep = " "; 125 sep = " ";
94 } 126 }
95 int cnt = fStrings->count(); 127 int cnt = fStrings->count();
96 for (int i = 0; i < cnt; ++i) { 128 for (int i = 0; i < cnt; ++i) {
97 GrPrintf("%s%s", (*fStrings)[i].c_str(), (i < cnt - 1) ? sep : ""); 129 GrPrintf("%s%s", (*fStrings)[i].c_str(), (i < cnt - 1) ? sep : "");
98 } 130 }
99 } 131 }
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