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[chromium-blink-merge.git] / gpu / command_buffer / service / vertex_attrib_manager_unittest.cc
blobb82858e5edd10deaa34fdce38b488b23aac03885
1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #include "gpu/command_buffer/service/vertex_attrib_manager.h"
7 #include "base/memory/scoped_ptr.h"
8 #include "gpu/command_buffer/service/buffer_manager.h"
9 #include "gpu/command_buffer/service/error_state_mock.h"
10 #include "gpu/command_buffer/service/feature_info.h"
11 #include "gpu/command_buffer/service/gpu_service_test.h"
12 #include "gpu/command_buffer/service/test_helper.h"
13 #include "testing/gtest/include/gtest/gtest.h"
14 #include "ui/gl/gl_mock.h"
16 using ::testing::Pointee;
17 using ::testing::_;
19 namespace gpu {
20 namespace gles2 {
22 class VertexAttribManagerTest : public GpuServiceTest {
23 public:
24 static const uint32 kNumVertexAttribs = 8;
26 VertexAttribManagerTest() {
29 ~VertexAttribManagerTest() override {}
31 protected:
32 void SetUp() override {
33 GpuServiceTest::SetUp();
35 for (uint32 ii = 0; ii < kNumVertexAttribs; ++ii) {
36 EXPECT_CALL(*gl_, VertexAttrib4f(ii, 0.0f, 0.0f, 0.0f, 1.0f))
37 .Times(1)
38 .RetiresOnSaturation();
41 manager_ = new VertexAttribManager();
42 manager_->Initialize(kNumVertexAttribs, true);
45 scoped_refptr<VertexAttribManager> manager_;
48 // GCC requires these declarations, but MSVC requires they not be present
49 #ifndef COMPILER_MSVC
50 const uint32 VertexAttribManagerTest::kNumVertexAttribs;
51 #endif
53 TEST_F(VertexAttribManagerTest, Basic) {
54 EXPECT_TRUE(manager_->GetVertexAttrib(kNumVertexAttribs) == NULL);
55 EXPECT_FALSE(manager_->HaveFixedAttribs());
57 const VertexAttribManager::VertexAttribList& enabled_attribs =
58 manager_->GetEnabledVertexAttribs();
59 EXPECT_EQ(0u, enabled_attribs.size());
61 for (uint32 ii = 0; ii < kNumVertexAttribs; ii += kNumVertexAttribs - 1) {
62 VertexAttrib* attrib = manager_->GetVertexAttrib(ii);
63 ASSERT_TRUE(attrib != NULL);
64 EXPECT_EQ(ii, attrib->index());
65 EXPECT_TRUE(attrib->buffer() == NULL);
66 EXPECT_EQ(0, attrib->offset());
67 EXPECT_EQ(4, attrib->size());
68 EXPECT_EQ(static_cast<GLenum>(GL_FLOAT), attrib->type());
69 EXPECT_EQ(GL_FALSE, attrib->normalized());
70 EXPECT_EQ(0, attrib->gl_stride());
71 EXPECT_FALSE(attrib->enabled());
72 manager_->Enable(ii, true);
73 EXPECT_TRUE(attrib->enabled());
77 TEST_F(VertexAttribManagerTest, Enable) {
78 const VertexAttribManager::VertexAttribList& enabled_attribs =
79 manager_->GetEnabledVertexAttribs();
81 VertexAttrib* attrib1 = manager_->GetVertexAttrib(1);
82 VertexAttrib* attrib2 = manager_->GetVertexAttrib(3);
84 manager_->Enable(1, true);
85 ASSERT_EQ(1u, enabled_attribs.size());
86 EXPECT_TRUE(attrib1->enabled());
87 manager_->Enable(3, true);
88 ASSERT_EQ(2u, enabled_attribs.size());
89 EXPECT_TRUE(attrib2->enabled());
91 manager_->Enable(1, false);
92 ASSERT_EQ(1u, enabled_attribs.size());
93 EXPECT_FALSE(attrib1->enabled());
95 manager_->Enable(3, false);
96 ASSERT_EQ(0u, enabled_attribs.size());
97 EXPECT_FALSE(attrib2->enabled());
100 TEST_F(VertexAttribManagerTest, SetAttribInfo) {
101 BufferManager buffer_manager(NULL, NULL);
102 buffer_manager.CreateBuffer(1, 2);
103 Buffer* buffer = buffer_manager.GetBuffer(1);
104 ASSERT_TRUE(buffer != NULL);
106 VertexAttrib* attrib = manager_->GetVertexAttrib(1);
108 manager_->SetAttribInfo(1, buffer, 3, GL_SHORT, GL_TRUE, 32, 32, 4);
110 EXPECT_EQ(buffer, attrib->buffer());
111 EXPECT_EQ(4, attrib->offset());
112 EXPECT_EQ(3, attrib->size());
113 EXPECT_EQ(static_cast<GLenum>(GL_SHORT), attrib->type());
114 EXPECT_EQ(GL_TRUE, attrib->normalized());
115 EXPECT_EQ(32, attrib->gl_stride());
117 // The VertexAttribManager must be destroyed before the BufferManager
118 // so it releases its buffers.
119 manager_ = NULL;
120 buffer_manager.Destroy(false);
123 TEST_F(VertexAttribManagerTest, HaveFixedAttribs) {
124 EXPECT_FALSE(manager_->HaveFixedAttribs());
125 manager_->SetAttribInfo(1, NULL, 4, GL_FIXED, GL_FALSE, 0, 16, 0);
126 EXPECT_TRUE(manager_->HaveFixedAttribs());
127 manager_->SetAttribInfo(3, NULL, 4, GL_FIXED, GL_FALSE, 0, 16, 0);
128 EXPECT_TRUE(manager_->HaveFixedAttribs());
129 manager_->SetAttribInfo(1, NULL, 4, GL_FLOAT, GL_FALSE, 0, 16, 0);
130 EXPECT_TRUE(manager_->HaveFixedAttribs());
131 manager_->SetAttribInfo(3, NULL, 4, GL_FLOAT, GL_FALSE, 0, 16, 0);
132 EXPECT_FALSE(manager_->HaveFixedAttribs());
135 TEST_F(VertexAttribManagerTest, CanAccess) {
136 MockErrorState error_state;
137 BufferManager buffer_manager(NULL, NULL);
138 buffer_manager.CreateBuffer(1, 2);
139 Buffer* buffer = buffer_manager.GetBuffer(1);
140 ASSERT_TRUE(buffer != NULL);
142 VertexAttrib* attrib = manager_->GetVertexAttrib(1);
144 EXPECT_TRUE(attrib->CanAccess(0));
145 manager_->Enable(1, true);
146 EXPECT_FALSE(attrib->CanAccess(0));
148 manager_->SetAttribInfo(1, buffer, 4, GL_FLOAT, GL_FALSE, 0, 16, 0);
149 EXPECT_FALSE(attrib->CanAccess(0));
151 EXPECT_TRUE(buffer_manager.SetTarget(buffer, GL_ARRAY_BUFFER));
152 TestHelper::DoBufferData(
153 gl_.get(), &error_state, &buffer_manager, buffer, 15, GL_STATIC_DRAW,
154 NULL, GL_NO_ERROR);
156 EXPECT_FALSE(attrib->CanAccess(0));
157 TestHelper::DoBufferData(
158 gl_.get(), &error_state, &buffer_manager, buffer, 16, GL_STATIC_DRAW,
159 NULL, GL_NO_ERROR);
160 EXPECT_TRUE(attrib->CanAccess(0));
161 EXPECT_FALSE(attrib->CanAccess(1));
163 manager_->SetAttribInfo(1, buffer, 4, GL_FLOAT, GL_FALSE, 0, 16, 1);
164 EXPECT_FALSE(attrib->CanAccess(0));
166 TestHelper::DoBufferData(
167 gl_.get(), &error_state, &buffer_manager, buffer, 32, GL_STATIC_DRAW,
168 NULL, GL_NO_ERROR);
169 EXPECT_TRUE(attrib->CanAccess(0));
170 EXPECT_FALSE(attrib->CanAccess(1));
171 manager_->SetAttribInfo(1, buffer, 4, GL_FLOAT, GL_FALSE, 0, 16, 0);
172 EXPECT_TRUE(attrib->CanAccess(1));
173 manager_->SetAttribInfo(1, buffer, 4, GL_FLOAT, GL_FALSE, 0, 20, 0);
174 EXPECT_TRUE(attrib->CanAccess(0));
175 EXPECT_FALSE(attrib->CanAccess(1));
177 // The VertexAttribManager must be destroyed before the BufferManager
178 // so it releases its buffers.
179 manager_ = NULL;
180 buffer_manager.Destroy(false);
183 TEST_F(VertexAttribManagerTest, Unbind) {
184 BufferManager buffer_manager(NULL, NULL);
185 buffer_manager.CreateBuffer(1, 2);
186 buffer_manager.CreateBuffer(3, 4);
187 Buffer* buffer1 = buffer_manager.GetBuffer(1);
188 Buffer* buffer2 = buffer_manager.GetBuffer(3);
189 ASSERT_TRUE(buffer1 != NULL);
190 ASSERT_TRUE(buffer2 != NULL);
192 VertexAttrib* attrib1 = manager_->GetVertexAttrib(1);
193 VertexAttrib* attrib3 = manager_->GetVertexAttrib(3);
195 // Attach to 2 buffers.
196 manager_->SetAttribInfo(1, buffer1, 3, GL_SHORT, GL_TRUE, 32, 32, 4);
197 manager_->SetAttribInfo(3, buffer1, 3, GL_SHORT, GL_TRUE, 32, 32, 4);
198 // Check they were attached.
199 EXPECT_EQ(buffer1, attrib1->buffer());
200 EXPECT_EQ(buffer1, attrib3->buffer());
201 // Unbind unattached buffer.
202 manager_->Unbind(buffer2);
203 // Should be no-op.
204 EXPECT_EQ(buffer1, attrib1->buffer());
205 EXPECT_EQ(buffer1, attrib3->buffer());
206 // Unbind buffer.
207 manager_->Unbind(buffer1);
208 // Check they were detached
209 EXPECT_TRUE(NULL == attrib1->buffer());
210 EXPECT_TRUE(NULL == attrib3->buffer());
212 // The VertexAttribManager must be destroyed before the BufferManager
213 // so it releases its buffers.
214 manager_ = NULL;
215 buffer_manager.Destroy(false);
218 // TODO(gman): Test ValidateBindings
219 // TODO(gman): Test ValidateBindings with client side arrays.
221 } // namespace gles2
222 } // namespace gpu