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_geometry(mANW.get(),
31            texWidth, texHeight, HAL_PIXEL_FORMAT_RGBA_8888));
32    ASSERT_EQ(NO_ERROR, native_window_set_usage(mANW.get(),
33            GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN));
34
35    android_native_buffer_t* anb;
36    ASSERT_EQ(NO_ERROR, native_window_dequeue_buffer_and_wait(mANW.get(),
37            &anb));
38    ASSERT_TRUE(anb != NULL);
39
40    sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
41
42    // Fill the buffer with green
43    uint8_t* img = NULL;
44    buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
45    fillRGBA8BufferSolid(img, texWidth, texHeight, buf->getStride(), 0, 255,
46            0, 255);
47    buf->unlock();
48    ASSERT_EQ(NO_ERROR, mANW->queueBuffer(mANW.get(), buf->getNativeBuffer(),
49            -1));
50
51    ASSERT_EQ(NO_ERROR, mST->updateTexImage());
52
53    glBindFramebuffer(GL_FRAMEBUFFER, mFbo);
54    drawTexture();
55    glBindFramebuffer(GL_FRAMEBUFFER, 0);
56
57    for (int i = 0; i < 4; i++) {
58        SCOPED_TRACE(String8::format("frame %d", i).string());
59
60        ASSERT_EQ(NO_ERROR, native_window_dequeue_buffer_and_wait(mANW.get(),
61                &anb));
62        ASSERT_TRUE(anb != NULL);
63
64        buf = new GraphicBuffer(anb, false);
65
66        // Fill the buffer with red
67        ASSERT_EQ(NO_ERROR, buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN,
68                (void**)(&img)));
69        fillRGBA8BufferSolid(img, texWidth, texHeight, buf->getStride(), 255, 0,
70                0, 255);
71        ASSERT_EQ(NO_ERROR, buf->unlock());
72        ASSERT_EQ(NO_ERROR, mANW->queueBuffer(mANW.get(),
73                buf->getNativeBuffer(), -1));
74
75        ASSERT_EQ(NO_ERROR, mST->updateTexImage());
76
77        drawTexture();
78
79        EXPECT_TRUE(checkPixel( 24, 39, 255, 0, 0, 255));
80    }
81
82    glBindFramebuffer(GL_FRAMEBUFFER, mFbo);
83
84    EXPECT_TRUE(checkPixel( 24, 39, 0, 255, 0, 255));
85}
86
87} // namespace android
88