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
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
|
// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "gpu/command_buffer/service/program_cache.h"
#include <memory>
#include "gpu/command_buffer/service/mocks.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/gl/gl_bindings.h"
using ::testing::Return;
namespace gpu {
namespace gles2 {
class NoBackendProgramCache : public ProgramCache {
public:
NoBackendProgramCache() : ProgramCache(0) {}
ProgramLoadResult LoadLinkedProgram(
GLuint /* program */,
Shader* /* shader_a */,
Shader* /* shader_b */,
const LocationMap* /* bind_attrib_location_map */,
const std::vector<std::string>& /* transform_feedback_varyings */,
GLenum /* transform_feedback_buffer_mode */,
DecoderClient* /* client */) override {
return PROGRAM_LOAD_SUCCESS;
}
void SaveLinkedProgram(
GLuint /* program */,
const Shader* /* shader_a */,
const Shader* /* shader_b */,
const LocationMap* /* bind_attrib_location_map */,
const std::vector<std::string>& /* transform_feedback_varyings */,
GLenum /* transform_feedback_buffer_mode */,
DecoderClient* /* client */) override {}
void LoadProgram(const std::string& /*key*/,
const std::string& /* program */) override {}
void ClearBackend() override {}
void SaySuccessfullyCached(const std::string& shader1,
const std::string& shader2,
std::map<std::string, GLint>* attrib_map,
const std::vector<std::string>& varyings,
GLenum buffer_mode) {
Hash a_sha;
Hash b_sha;
ComputeShaderHash(shader1, a_sha);
ComputeShaderHash(shader2, b_sha);
Hash program_sha;
ComputeProgramHash(a_sha, b_sha, attrib_map, varyings, buffer_mode,
program_sha);
CompiledShaderCacheSuccess(a_sha);
CompiledShaderCacheSuccess(b_sha);
LinkedProgramCacheSuccess(program_sha);
}
void ComputeShaderHash(const std::string& shader, Hash& result) const {
ProgramCache::ComputeShaderHash(shader, result);
}
void ComputeProgramHash(
HashView hashed_shader_0,
HashView hashed_shader_1,
const LocationMap* bind_attrib_location_map,
const std::vector<std::string>& transform_feedback_varyings,
GLenum transform_feedback_buffer_mode,
Hash& result) const {
ProgramCache::ComputeProgramHash(hashed_shader_0,
hashed_shader_1,
bind_attrib_location_map,
transform_feedback_varyings,
transform_feedback_buffer_mode,
result);
}
void Evict(const Hash& program_hash,
const Hash& shader_0_hash,
const Hash& shader_1_hash) {
ProgramCache::Evict(program_hash, shader_0_hash, shader_1_hash);
}
size_t Trim(size_t limit) override { return 0; }
};
class ProgramCacheTest : public testing::Test {
public:
ProgramCacheTest() :
cache_(new NoBackendProgramCache()) { }
protected:
std::unique_ptr<NoBackendProgramCache> cache_;
std::vector<std::string> varyings_;
};
TEST_F(ProgramCacheTest, LinkStatusSave) {
const std::string shader1 = "abcd1234";
const std::string shader2 = "abcda sda b1~#4 bbbbb1234";
{
std::string shader_a = shader1;
std::string shader_b = shader2;
EXPECT_EQ(ProgramCache::LINK_UNKNOWN,
cache_->GetLinkedProgramStatus(shader_a, shader_b, nullptr,
varyings_, GL_NONE));
cache_->SaySuccessfullyCached(shader_a, shader_b, nullptr, varyings_,
GL_NONE);
shader_a.clear();
shader_b.clear();
}
// make sure it was copied
EXPECT_EQ(ProgramCache::LINK_SUCCEEDED,
cache_->GetLinkedProgramStatus(shader1, shader2, nullptr, varyings_,
GL_NONE));
}
TEST_F(ProgramCacheTest, LinkUnknownOnFragmentSourceChange) {
const std::string shader1 = "abcd1234";
std::string shader2 = "abcda sda b1~#4 bbbbb1234";
cache_->SaySuccessfullyCached(shader1, shader2, nullptr, varyings_, GL_NONE);
shader2 = "different!";
EXPECT_EQ(ProgramCache::LINK_UNKNOWN,
cache_->GetLinkedProgramStatus(shader1, shader2, nullptr, varyings_,
GL_NONE));
}
TEST_F(ProgramCacheTest, LinkUnknownOnVertexSourceChange) {
std::string shader1 = "abcd1234";
const std::string shader2 = "abcda sda b1~#4 bbbbb1234";
cache_->SaySuccessfullyCached(shader1, shader2, nullptr, varyings_, GL_NONE);
shader1 = "different!";
EXPECT_EQ(ProgramCache::LINK_UNKNOWN,
cache_->GetLinkedProgramStatus(shader1, shader2, nullptr, varyings_,
GL_NONE));
}
TEST_F(ProgramCacheTest, StatusEviction) {
const std::string shader1 = "abcd1234";
const std::string shader2 = "abcda sda b1~#4 bbbbb1234";
cache_->SaySuccessfullyCached(shader1, shader2, nullptr, varyings_, GL_NONE);
ProgramCache::Hash a_sha;
ProgramCache::Hash b_sha;
cache_->ComputeShaderHash(shader1, a_sha);
cache_->ComputeShaderHash(shader2, b_sha);
ProgramCache::Hash program_sha;
cache_->ComputeProgramHash(a_sha, b_sha, nullptr, varyings_, GL_NONE,
program_sha);
cache_->Evict(program_sha, a_sha, b_sha);
EXPECT_EQ(ProgramCache::LINK_UNKNOWN,
cache_->GetLinkedProgramStatus(shader1, shader2, nullptr, varyings_,
GL_NONE));
}
TEST_F(ProgramCacheTest, EvictionWithReusedShader) {
const std::string shader1 = "abcd1234";
const std::string shader2 = "abcda sda b1~#4 bbbbb1234";
const std::string shader3 = "asbjbbjj239a";
cache_->SaySuccessfullyCached(shader1, shader2, nullptr, varyings_, GL_NONE);
cache_->SaySuccessfullyCached(shader1, shader3, nullptr, varyings_, GL_NONE);
ProgramCache::Hash a_sha;
ProgramCache::Hash b_sha;
ProgramCache::Hash c_sha;
cache_->ComputeShaderHash(shader1, a_sha);
cache_->ComputeShaderHash(shader2, b_sha);
cache_->ComputeShaderHash(shader3, c_sha);
ProgramCache::Hash program_sha;
cache_->ComputeProgramHash(a_sha, b_sha, nullptr, varyings_, GL_NONE,
program_sha);
cache_->Evict(program_sha, a_sha, b_sha);
EXPECT_EQ(ProgramCache::LINK_UNKNOWN,
cache_->GetLinkedProgramStatus(shader1, shader2, nullptr, varyings_,
GL_NONE));
EXPECT_EQ(ProgramCache::LINK_SUCCEEDED,
cache_->GetLinkedProgramStatus(shader1, shader3, nullptr, varyings_,
GL_NONE));
cache_->ComputeProgramHash(a_sha, c_sha, nullptr, varyings_, GL_NONE,
program_sha);
cache_->Evict(program_sha, a_sha, c_sha);
EXPECT_EQ(ProgramCache::LINK_UNKNOWN,
cache_->GetLinkedProgramStatus(shader1, shader2, nullptr, varyings_,
GL_NONE));
EXPECT_EQ(ProgramCache::LINK_UNKNOWN,
cache_->GetLinkedProgramStatus(shader1, shader3, nullptr, varyings_,
GL_NONE));
}
TEST_F(ProgramCacheTest, StatusClear) {
const std::string shader1 = "abcd1234";
const std::string shader2 = "abcda sda b1~#4 bbbbb1234";
const std::string shader3 = "asbjbbjj239a";
cache_->SaySuccessfullyCached(shader1, shader2, nullptr, varyings_, GL_NONE);
cache_->SaySuccessfullyCached(shader1, shader3, nullptr, varyings_, GL_NONE);
cache_->Clear();
EXPECT_EQ(ProgramCache::LINK_UNKNOWN,
cache_->GetLinkedProgramStatus(shader1, shader2, nullptr, varyings_,
GL_NONE));
EXPECT_EQ(ProgramCache::LINK_UNKNOWN,
cache_->GetLinkedProgramStatus(shader1, shader3, nullptr, varyings_,
GL_NONE));
}
TEST_F(ProgramCacheTest, LinkUnknownOnTransformFeedbackChange) {
const std::string shader1 = "abcd1234";
std::string shader2 = "abcda sda b1~#4 bbbbb1234";
varyings_.push_back("a");
cache_->SaySuccessfullyCached(shader1, shader2, nullptr, varyings_,
GL_INTERLEAVED_ATTRIBS);
EXPECT_EQ(ProgramCache::LINK_UNKNOWN,
cache_->GetLinkedProgramStatus(shader1, shader2, nullptr, varyings_,
GL_SEPARATE_ATTRIBS));
varyings_.push_back("b");
EXPECT_EQ(ProgramCache::LINK_UNKNOWN,
cache_->GetLinkedProgramStatus(shader1, shader2, nullptr, varyings_,
GL_INTERLEAVED_ATTRIBS));
}
TEST_F(ProgramCacheTest, ShaderCompileStatus) {
const std::string shader1 = "abcd1234";
const std::string shader2 = "abcda sda b1~#4 bbbbb1234";
{
std::string shader_a = shader1;
std::string shader_b = shader2;
EXPECT_EQ(cache_->HasSuccessfullyCompiledShader(shader1), false);
EXPECT_EQ(cache_->HasSuccessfullyCompiledShader(shader2), false);
cache_->SaySuccessfullyCached(shader_a, shader_b, nullptr, varyings_,
GL_NONE);
shader_a.clear();
shader_b.clear();
}
// make sure it was copied
EXPECT_EQ(ProgramCache::LINK_SUCCEEDED,
cache_->GetLinkedProgramStatus(shader1, shader2, nullptr, varyings_,
GL_NONE));
EXPECT_EQ(cache_->HasSuccessfullyCompiledShader(shader1), true);
EXPECT_EQ(cache_->HasSuccessfullyCompiledShader(shader2), true);
}
} // namespace gles2
} // namespace gpu
|
