SurfaceTextureFBO_test.cpp revision f8cebe54576c8100769e2515d4f67bdd013a6927 
1/*
2 * Copyright 2013 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#define LOG_TAG "SurfaceTextureFBO_test"
18//#define LOG_NDEBUG 0
19
20#include "SurfaceTextureFBO.h"
21
22namespace android {
23
24// This test is intended to verify that proper synchronization is done when
25// rendering into an FBO.
26TEST_F(SurfaceTextureFBOTest, BlitFromCpuFilledBufferToFbo) {
27    const int texWidth = 64;
28    const int texHeight = 64;
29
30    ASSERT_EQ(NO_ERROR, native_window_set_buffers_dimensions(mANW.get(),
31            texWidth, texHeight));
32    ASSERT_EQ(NO_ERROR, native_window_set_buffers_format(mANW.get(),
33            HAL_PIXEL_FORMAT_RGBA_8888));
34    ASSERT_EQ(NO_ERROR, native_window_set_usage(mANW.get(),
35            GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN));
36
37    android_native_buffer_t* anb;
38    ASSERT_EQ(NO_ERROR, native_window_dequeue_buffer_and_wait(mANW.get(),
39            &anb));
40    ASSERT_TRUE(anb != NULL);
41
42    sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
43
44    // Fill the buffer with green
45    uint8_t* img = NULL;
46    buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
47    fillRGBA8BufferSolid(img, texWidth, texHeight, buf->getStride(), 0, 255,
48            0, 255);
49    buf->unlock();
50    ASSERT_EQ(NO_ERROR, mANW->queueBuffer(mANW.get(), buf->getNativeBuffer(),
51            -1));
52
53    ASSERT_EQ(NO_ERROR, mST->updateTexImage());
54
55    glBindFramebuffer(GL_FRAMEBUFFER, mFbo);
56    drawTexture();
57    glBindFramebuffer(GL_FRAMEBUFFER, 0);
58
59    for (int i = 0; i < 4; i++) {
60        SCOPED_TRACE(String8::format("frame %d", i).string());
61
62        ASSERT_EQ(NO_ERROR, native_window_dequeue_buffer_and_wait(mANW.get(),
63                &anb));
64        ASSERT_TRUE(anb != NULL);
65
66        buf = new GraphicBuffer(anb, false);
67
68        // Fill the buffer with red
69        ASSERT_EQ(NO_ERROR, buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN,
70                (void**)(&img)));
71        fillRGBA8BufferSolid(img, texWidth, texHeight, buf->getStride(), 255, 0,
72                0, 255);
73        ASSERT_EQ(NO_ERROR, buf->unlock());
74        ASSERT_EQ(NO_ERROR, mANW->queueBuffer(mANW.get(),
75                buf->getNativeBuffer(), -1));
76
77        ASSERT_EQ(NO_ERROR, mST->updateTexImage());
78
79        drawTexture();
80
81        EXPECT_TRUE(checkPixel( 24, 39, 255, 0, 0, 255));
82    }
83
84    glBindFramebuffer(GL_FRAMEBUFFER, mFbo);
85
86    EXPECT_TRUE(checkPixel( 24, 39, 0, 255, 0, 255));
87}
88
89} // namespace android
90