1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
|
/*
* Copyright 2013 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "LazyDecodeBitmap.h"
#include "SkLua.h"
#include "SkLuaCanvas.h"
#include "SkPicture.h"
#include "SkCommandLineFlags.h"
#include "SkGraphics.h"
#include "SkStream.h"
#include "SkData.h"
#include "picture_utils.h"
#include "SkOSFile.h"
#include "SkImageDecoder.h"
extern "C" {
#include "lua.h"
#include "lualib.h"
#include "lauxlib.h"
}
static const char gStartCanvasFunc[] = "sk_scrape_startcanvas";
static const char gEndCanvasFunc[] = "sk_scrape_endcanvas";
static const char gAccumulateFunc[] = "sk_scrape_accumulate";
static const char gSummarizeFunc[] = "sk_scrape_summarize";
// Example usage for the modulo flag:
// for i in {0..5}; do lua_pictures --skpPath SKP_PATH -l YOUR_SCRIPT --modulo $i 6 &; done
DEFINE_string(modulo, "", "[--modulo <remainder> <divisor>]: only run tests for which "
"testIndex %% divisor == remainder.");
DEFINE_string2(skpPath, r, "", "Read this .skp file or .skp files from this dir");
DEFINE_string2(luaFile, l, "", "File containing lua script to run");
DEFINE_string2(headCode, s, "", "Optional lua code to call at beginning");
DEFINE_string2(tailFunc, s, "", "Optional lua function to call at end");
DEFINE_bool2(quiet, q, false, "Silence all non-error related output");
static SkPicture* load_picture(const char path[]) {
SkAutoTDelete<SkStream> stream(SkStream::NewFromFile(path));
SkPicture* pic = NULL;
if (stream.get()) {
pic = SkPicture::CreateFromStream(stream.get(), &sk_tools::LazyDecodeBitmap);
}
return pic;
}
static void call_canvas(lua_State* L, SkLuaCanvas* canvas,
const char pictureFile[], const char funcName[]) {
lua_getglobal(L, funcName);
if (!lua_isfunction(L, -1)) {
int t = lua_type(L, -1);
SkDebugf("--- expected %s function %d, ignoring.\n", funcName, t);
lua_settop(L, -2);
} else {
canvas->pushThis();
lua_pushstring(L, pictureFile);
if (lua_pcall(L, 2, 0, 0) != LUA_OK) {
SkDebugf("lua err: %s\n", lua_tostring(L, -1));
}
}
}
int tool_main(int argc, char** argv);
int tool_main(int argc, char** argv) {
SkCommandLineFlags::SetUsage("apply lua script to .skp files.");
SkCommandLineFlags::Parse(argc, argv);
if (FLAGS_skpPath.isEmpty()) {
SkDebugf(".skp files or directories are required.\n");
exit(-1);
}
if (FLAGS_luaFile.isEmpty()) {
SkDebugf("missing luaFile(s)\n");
exit(-1);
}
const char* summary = gSummarizeFunc;
if (!FLAGS_tailFunc.isEmpty()) {
summary = FLAGS_tailFunc[0];
}
SkAutoGraphics ag;
SkLua L(summary);
for (int i = 0; i < FLAGS_luaFile.count(); ++i) {
SkAutoDataUnref data(SkData::NewFromFileName(FLAGS_luaFile[i]));
if (NULL == data.get()) {
data.reset(SkData::NewEmpty());
}
if (!FLAGS_quiet) {
SkDebugf("loading %s...\n", FLAGS_luaFile[i]);
}
if (!L.runCode(data->data(), data->size())) {
SkDebugf("failed to load luaFile %s\n", FLAGS_luaFile[i]);
exit(-1);
}
}
if (!FLAGS_headCode.isEmpty()) {
L.runCode(FLAGS_headCode[0]);
}
int moduloRemainder = -1;
int moduloDivisor = -1;
SkString moduloStr;
if (FLAGS_modulo.count() == 2) {
moduloRemainder = atoi(FLAGS_modulo[0]);
moduloDivisor = atoi(FLAGS_modulo[1]);
if (moduloRemainder < 0 || moduloDivisor <= 0 || moduloRemainder >= moduloDivisor) {
SkDebugf("invalid modulo values.\n");
return -1;
}
}
for (int i = 0; i < FLAGS_skpPath.count(); i ++) {
SkTArray<SkString> paths;
if (sk_isdir(FLAGS_skpPath[i])) {
// Add all .skp in this directory.
const SkString directory(FLAGS_skpPath[i]);
SkString filename;
SkOSFile::Iter iter(FLAGS_skpPath[i], "skp");
while(iter.next(&filename)) {
paths.push_back() = SkOSPath::Join(directory.c_str(), filename.c_str());
}
} else {
// Add this as an .skp itself.
paths.push_back() = FLAGS_skpPath[i];
}
for (int i = 0; i < paths.count(); i++) {
if (moduloRemainder >= 0) {
if ((i % moduloDivisor) != moduloRemainder) {
continue;
}
moduloStr.printf("[%d.%d] ", i, moduloDivisor);
}
const char* path = paths[i].c_str();
if (!FLAGS_quiet) {
SkDebugf("scraping %s %s\n", path, moduloStr.c_str());
}
SkAutoTUnref<SkPicture> pic(load_picture(path));
if (pic.get()) {
SkAutoTUnref<SkLuaCanvas> canvas(
new SkLuaCanvas(SkScalarCeilToInt(pic->cullRect().width()),
SkScalarCeilToInt(pic->cullRect().height()),
L.get(), gAccumulateFunc));
call_canvas(L.get(), canvas.get(), path, gStartCanvasFunc);
canvas->drawPicture(pic);
call_canvas(L.get(), canvas.get(), path, gEndCanvasFunc);
} else {
SkDebugf("failed to load\n");
}
}
}
return 0;
}
#if !defined SK_BUILD_FOR_IOS
int main(int argc, char * const argv[]) {
return tool_main(argc, (char**) argv);
}
#endif
|
