| /* |
| * Copyright 2018 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include <gtest/gtest.h> |
| |
| #include <renderengine/RenderEngine.h> |
| #include <sync/sync.h> |
| #include <ui/PixelFormat.h> |
| |
| constexpr int DEFAULT_DISPLAY_WIDTH = 128; |
| constexpr int DEFAULT_DISPLAY_HEIGHT = 256; |
| constexpr int DEFAULT_DISPLAY_OFFSET = 64; |
| |
| namespace android { |
| |
| struct RenderEngineTest : public ::testing::Test { |
| sp<GraphicBuffer> allocateDefaultBuffer() { |
| return new GraphicBuffer(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT, |
| HAL_PIXEL_FORMAT_RGBA_8888, 1, |
| GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN, |
| "output"); |
| } |
| |
| RenderEngineTest() { mBuffer = allocateDefaultBuffer(); } |
| |
| void expectBufferColor(const Rect& region, uint8_t r, uint8_t g, uint8_t b, uint8_t a, |
| uint8_t tolerance = 0) { |
| uint8_t* pixels; |
| mBuffer->lock(GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN, |
| reinterpret_cast<void**>(&pixels)); |
| |
| auto colorCompare = [tolerance](uint8_t a, uint8_t b) { |
| uint8_t tmp = a >= b ? a - b : b - a; |
| return tmp <= tolerance; |
| }; |
| int32_t maxFails = 10; |
| int32_t fails = 0; |
| for (int32_t j = 0; j < region.getHeight(); j++) { |
| const uint8_t* src = |
| pixels + (mBuffer->getStride() * (region.top + j) + region.left) * 4; |
| for (int32_t i = 0; i < region.getWidth(); i++) { |
| const uint8_t expected[4] = {r, g, b, a}; |
| bool equal = std::equal(src, src + 4, expected, colorCompare); |
| EXPECT_TRUE(equal) |
| << "pixel @ (" << region.left + i << ", " << region.top + j << "): " |
| << "expected (" << static_cast<uint32_t>(r) << ", " |
| << static_cast<uint32_t>(g) << ", " << static_cast<uint32_t>(b) << ", " |
| << static_cast<uint32_t>(a) << "), " |
| << "got (" << static_cast<uint32_t>(src[0]) << ", " |
| << static_cast<uint32_t>(src[1]) << ", " << static_cast<uint32_t>(src[2]) |
| << ", " << static_cast<uint32_t>(src[3]) << ")"; |
| src += 4; |
| if (!equal && ++fails >= maxFails) { |
| break; |
| } |
| } |
| if (fails >= maxFails) { |
| break; |
| } |
| } |
| mBuffer->unlock(); |
| } |
| |
| static Rect fullscreenRect() { return Rect(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT); } |
| |
| static Rect offsetRect() { |
| return Rect(DEFAULT_DISPLAY_OFFSET, DEFAULT_DISPLAY_OFFSET, DEFAULT_DISPLAY_WIDTH, |
| DEFAULT_DISPLAY_HEIGHT); |
| } |
| |
| static Rect offsetRectAtZero() { |
| return Rect(DEFAULT_DISPLAY_WIDTH - DEFAULT_DISPLAY_OFFSET, |
| DEFAULT_DISPLAY_HEIGHT - DEFAULT_DISPLAY_OFFSET); |
| } |
| |
| static void invokeDraw(renderengine::DisplaySettings settings, |
| std::vector<renderengine::LayerSettings> layers, |
| sp<GraphicBuffer> buffer) { |
| base::unique_fd fence; |
| status_t status = sRE->drawLayers(settings, layers, buffer->getNativeBuffer(), &fence); |
| |
| int fd = fence.release(); |
| if (fd >= 0) { |
| sync_wait(fd, -1); |
| close(fd); |
| } |
| |
| ASSERT_EQ(NO_ERROR, status); |
| } |
| |
| static void drawEmptyLayers() { |
| renderengine::DisplaySettings settings; |
| std::vector<renderengine::LayerSettings> layers; |
| // Meaningless buffer since we don't do any drawing |
| sp<GraphicBuffer> buffer = new GraphicBuffer(); |
| invokeDraw(settings, layers, buffer); |
| } |
| |
| template <typename SourceVariant> |
| void fillBuffer(half r, half g, half b, half a); |
| |
| template <typename SourceVariant> |
| void fillRedBuffer(); |
| |
| template <typename SourceVariant> |
| void fillGreenBuffer(); |
| |
| template <typename SourceVariant> |
| void fillBlueBuffer(); |
| |
| template <typename SourceVariant> |
| void fillRedTransparentBuffer(); |
| |
| template <typename SourceVariant> |
| void fillRedOffsetBuffer(); |
| |
| template <typename SourceVariant> |
| void fillBufferPhysicalOffset(); |
| |
| template <typename SourceVariant> |
| void fillBufferCheckers(mat4 transform); |
| |
| template <typename SourceVariant> |
| void fillBufferCheckersRotate0(); |
| |
| template <typename SourceVariant> |
| void fillBufferCheckersRotate90(); |
| |
| template <typename SourceVariant> |
| void fillBufferCheckersRotate180(); |
| |
| template <typename SourceVariant> |
| void fillBufferCheckersRotate270(); |
| |
| template <typename SourceVariant> |
| void fillBufferLayerTransform(); |
| |
| template <typename SourceVariant> |
| void fillBufferColorTransform(); |
| |
| // Dumb hack to get aroud the fact that tear-down for renderengine isn't |
| // well defined right now, so we can't create multiple instances |
| static std::unique_ptr<renderengine::RenderEngine> sRE; |
| |
| sp<GraphicBuffer> mBuffer; |
| }; |
| |
| std::unique_ptr<renderengine::RenderEngine> RenderEngineTest::sRE = |
| renderengine::RenderEngine::create(static_cast<int32_t>(ui::PixelFormat::RGBA_8888), 0); |
| |
| struct ColorSourceVariant { |
| static void fillColor(renderengine::LayerSettings& layer, half r, half g, half b) { |
| layer.source.solidColor = half3(r, g, b); |
| } |
| }; |
| |
| template <typename SourceVariant> |
| void RenderEngineTest::fillBuffer(half r, half g, half b, half a) { |
| renderengine::DisplaySettings settings; |
| settings.physicalDisplay = fullscreenRect(); |
| settings.clip = fullscreenRect(); |
| |
| std::vector<renderengine::LayerSettings> layers; |
| |
| renderengine::LayerSettings layer; |
| layer.geometry.boundaries = fullscreenRect().toFloatRect(); |
| SourceVariant::fillColor(layer, r, g, b); |
| layer.alpha = a; |
| |
| layers.push_back(layer); |
| |
| invokeDraw(settings, layers, mBuffer); |
| } |
| |
| template <typename SourceVariant> |
| void RenderEngineTest::fillRedBuffer() { |
| fillBuffer<SourceVariant>(1.0f, 0.0f, 0.0f, 1.0f); |
| expectBufferColor(fullscreenRect(), 255, 0, 0, 255); |
| } |
| |
| template <typename SourceVariant> |
| void RenderEngineTest::fillGreenBuffer() { |
| fillBuffer<SourceVariant>(0.0f, 1.0f, 0.0f, 1.0f); |
| expectBufferColor(fullscreenRect(), 0, 255, 0, 255); |
| } |
| |
| template <typename SourceVariant> |
| void RenderEngineTest::fillBlueBuffer() { |
| fillBuffer<SourceVariant>(0.0f, 0.0f, 1.0f, 1.0f); |
| expectBufferColor(fullscreenRect(), 0, 0, 255, 255); |
| } |
| |
| template <typename SourceVariant> |
| void RenderEngineTest::fillRedTransparentBuffer() { |
| fillBuffer<SourceVariant>(1.0f, 0.0f, 0.0f, .2f); |
| expectBufferColor(fullscreenRect(), 51, 0, 0, 51); |
| } |
| |
| template <typename SourceVariant> |
| void RenderEngineTest::fillRedOffsetBuffer() { |
| renderengine::DisplaySettings settings; |
| settings.physicalDisplay = offsetRect(); |
| settings.clip = offsetRectAtZero(); |
| |
| std::vector<renderengine::LayerSettings> layers; |
| |
| renderengine::LayerSettings layer; |
| layer.geometry.boundaries = offsetRectAtZero().toFloatRect(); |
| SourceVariant::fillColor(layer, 1.0f, 0.0f, 0.0f); |
| layer.alpha = 1.0f; |
| |
| layers.push_back(layer); |
| invokeDraw(settings, layers, mBuffer); |
| } |
| |
| template <typename SourceVariant> |
| void RenderEngineTest::fillBufferPhysicalOffset() { |
| fillRedOffsetBuffer<SourceVariant>(); |
| |
| expectBufferColor(Rect(DEFAULT_DISPLAY_OFFSET, DEFAULT_DISPLAY_OFFSET, DEFAULT_DISPLAY_WIDTH, |
| DEFAULT_DISPLAY_HEIGHT), |
| 255, 0, 0, 255); |
| Rect offsetRegionLeft(DEFAULT_DISPLAY_OFFSET, DEFAULT_DISPLAY_HEIGHT); |
| Rect offsetRegionTop(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_OFFSET); |
| |
| expectBufferColor(offsetRegionLeft, 0, 0, 0, 0); |
| expectBufferColor(offsetRegionTop, 0, 0, 0, 0); |
| } |
| |
| template <typename SourceVariant> |
| void RenderEngineTest::fillBufferCheckers(mat4 transform) { |
| renderengine::DisplaySettings settings; |
| settings.physicalDisplay = fullscreenRect(); |
| // Here logical space is 2x2 |
| settings.clip = Rect(2, 2); |
| settings.globalTransform = transform; |
| |
| std::vector<renderengine::LayerSettings> layers; |
| |
| renderengine::LayerSettings layerOne; |
| Rect rectOne(0, 0, 1, 1); |
| layerOne.geometry.boundaries = rectOne.toFloatRect(); |
| SourceVariant::fillColor(layerOne, 1.0f, 0.0f, 0.0f); |
| layerOne.alpha = 1.0f; |
| |
| renderengine::LayerSettings layerTwo; |
| Rect rectTwo(0, 1, 1, 2); |
| layerTwo.geometry.boundaries = rectTwo.toFloatRect(); |
| SourceVariant::fillColor(layerTwo, 0.0f, 1.0f, 0.0f); |
| layerTwo.alpha = 1.0f; |
| |
| renderengine::LayerSettings layerThree; |
| Rect rectThree(1, 0, 2, 1); |
| layerThree.geometry.boundaries = rectThree.toFloatRect(); |
| SourceVariant::fillColor(layerThree, 0.0f, 0.0f, 1.0f); |
| layerThree.alpha = 1.0f; |
| |
| layers.push_back(layerOne); |
| layers.push_back(layerTwo); |
| layers.push_back(layerThree); |
| |
| invokeDraw(settings, layers, mBuffer); |
| } |
| |
| template <typename SourceVariant> |
| void RenderEngineTest::fillBufferCheckersRotate0() { |
| fillBufferCheckers<SourceVariant>(mat4()); |
| expectBufferColor(Rect(0, 0, DEFAULT_DISPLAY_WIDTH / 2, DEFAULT_DISPLAY_HEIGHT / 2), 255, 0, 0, |
| 255); |
| expectBufferColor(Rect(DEFAULT_DISPLAY_WIDTH / 2, 0, DEFAULT_DISPLAY_WIDTH, |
| DEFAULT_DISPLAY_HEIGHT / 2), |
| 0, 0, 255, 255); |
| expectBufferColor(Rect(DEFAULT_DISPLAY_WIDTH / 2, DEFAULT_DISPLAY_HEIGHT / 2, |
| DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT), |
| 0, 0, 0, 0); |
| expectBufferColor(Rect(0, DEFAULT_DISPLAY_HEIGHT / 2, DEFAULT_DISPLAY_WIDTH / 2, |
| DEFAULT_DISPLAY_HEIGHT), |
| 0, 255, 0, 255); |
| } |
| |
| template <typename SourceVariant> |
| void RenderEngineTest::fillBufferCheckersRotate90() { |
| mat4 matrix = mat4(0, 1, 0, 0, -1, 0, 0, 0, 0, 0, 1, 0, 2, 0, 0, 1); |
| fillBufferCheckers<SourceVariant>(matrix); |
| expectBufferColor(Rect(0, 0, DEFAULT_DISPLAY_WIDTH / 2, DEFAULT_DISPLAY_HEIGHT / 2), 0, 255, 0, |
| 255); |
| expectBufferColor(Rect(DEFAULT_DISPLAY_WIDTH / 2, 0, DEFAULT_DISPLAY_WIDTH, |
| DEFAULT_DISPLAY_HEIGHT / 2), |
| 255, 0, 0, 255); |
| expectBufferColor(Rect(DEFAULT_DISPLAY_WIDTH / 2, DEFAULT_DISPLAY_HEIGHT / 2, |
| DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT), |
| 0, 0, 255, 255); |
| expectBufferColor(Rect(0, DEFAULT_DISPLAY_HEIGHT / 2, DEFAULT_DISPLAY_WIDTH / 2, |
| DEFAULT_DISPLAY_HEIGHT), |
| 0, 0, 0, 0); |
| } |
| |
| template <typename SourceVariant> |
| void RenderEngineTest::fillBufferCheckersRotate180() { |
| mat4 matrix = mat4(-1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 1, 0, 2, 2, 0, 1); |
| fillBufferCheckers<SourceVariant>(matrix); |
| expectBufferColor(Rect(0, 0, DEFAULT_DISPLAY_WIDTH / 2, DEFAULT_DISPLAY_HEIGHT / 2), 0, 0, 0, |
| 0); |
| expectBufferColor(Rect(DEFAULT_DISPLAY_WIDTH / 2, 0, DEFAULT_DISPLAY_WIDTH, |
| DEFAULT_DISPLAY_HEIGHT / 2), |
| 0, 255, 0, 255); |
| expectBufferColor(Rect(DEFAULT_DISPLAY_WIDTH / 2, DEFAULT_DISPLAY_HEIGHT / 2, |
| DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT), |
| 255, 0, 0, 255); |
| expectBufferColor(Rect(0, DEFAULT_DISPLAY_HEIGHT / 2, DEFAULT_DISPLAY_WIDTH / 2, |
| DEFAULT_DISPLAY_HEIGHT), |
| 0, 0, 255, 255); |
| } |
| |
| template <typename SourceVariant> |
| void RenderEngineTest::fillBufferCheckersRotate270() { |
| mat4 matrix = mat4(0, -1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 2, 0, 1); |
| fillBufferCheckers<SourceVariant>(matrix); |
| expectBufferColor(Rect(0, 0, DEFAULT_DISPLAY_WIDTH / 2, DEFAULT_DISPLAY_HEIGHT / 2), 0, 0, 255, |
| 255); |
| expectBufferColor(Rect(DEFAULT_DISPLAY_WIDTH / 2, 0, DEFAULT_DISPLAY_WIDTH, |
| DEFAULT_DISPLAY_HEIGHT / 2), |
| 0, 0, 0, 0); |
| expectBufferColor(Rect(DEFAULT_DISPLAY_WIDTH / 2, DEFAULT_DISPLAY_HEIGHT / 2, |
| DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT), |
| 0, 255, 0, 255); |
| expectBufferColor(Rect(0, DEFAULT_DISPLAY_HEIGHT / 2, DEFAULT_DISPLAY_WIDTH / 2, |
| DEFAULT_DISPLAY_HEIGHT), |
| 255, 0, 0, 255); |
| } |
| |
| template <typename SourceVariant> |
| void RenderEngineTest::fillBufferLayerTransform() { |
| renderengine::DisplaySettings settings; |
| settings.physicalDisplay = fullscreenRect(); |
| // Here logical space is 2x2 |
| settings.clip = Rect(2, 2); |
| |
| std::vector<renderengine::LayerSettings> layers; |
| |
| renderengine::LayerSettings layer; |
| layer.geometry.boundaries = Rect(1, 1).toFloatRect(); |
| // Translate one pixel diagonally |
| layer.geometry.positionTransform = mat4(1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 1, 0, 1); |
| layer.source.solidColor = half3(1.0f, 0.0f, 0.0f); |
| layer.alpha = 1.0f; |
| |
| layers.push_back(layer); |
| |
| invokeDraw(settings, layers, mBuffer); |
| |
| expectBufferColor(Rect(0, 0, DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT / 2), 0, 0, 0, 0); |
| expectBufferColor(Rect(0, 0, DEFAULT_DISPLAY_WIDTH / 2, DEFAULT_DISPLAY_HEIGHT), 0, 0, 0, 0); |
| expectBufferColor(Rect(DEFAULT_DISPLAY_WIDTH / 2, DEFAULT_DISPLAY_HEIGHT / 2, |
| DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT), |
| 255, 0, 0, 255); |
| } |
| |
| template <typename SourceVariant> |
| void RenderEngineTest::fillBufferColorTransform() { |
| renderengine::DisplaySettings settings; |
| settings.physicalDisplay = fullscreenRect(); |
| settings.clip = Rect(1, 1); |
| |
| std::vector<renderengine::LayerSettings> layers; |
| |
| renderengine::LayerSettings layer; |
| layer.geometry.boundaries = Rect(1, 1).toFloatRect(); |
| layer.source.solidColor = half3(0.5f, 0.25f, 0.125f); |
| layer.alpha = 1.0f; |
| |
| // construct a fake color matrix |
| // annihilate green and blue channels |
| settings.colorTransform = mat4::scale(vec4(1, 0, 0, 1)); |
| // set red channel to red + green |
| layer.colorTransform = mat4(1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1); |
| |
| layers.push_back(layer); |
| |
| invokeDraw(settings, layers, mBuffer); |
| |
| expectBufferColor(fullscreenRect(), 191, 0, 0, 255); |
| } |
| |
| TEST_F(RenderEngineTest, drawLayers_noLayersToDraw) { |
| drawEmptyLayers(); |
| } |
| |
| TEST_F(RenderEngineTest, drawLayers_fillRedBuffer_colorSource) { |
| fillRedBuffer<ColorSourceVariant>(); |
| } |
| |
| TEST_F(RenderEngineTest, drawLayers_fillGreenBuffer_colorSource) { |
| fillGreenBuffer<ColorSourceVariant>(); |
| } |
| |
| TEST_F(RenderEngineTest, drawLayers_fillBlueBuffer_colorSource) { |
| fillBlueBuffer<ColorSourceVariant>(); |
| } |
| |
| TEST_F(RenderEngineTest, drawLayers_fillRedTransparentBuffer_colorSource) { |
| fillRedTransparentBuffer<ColorSourceVariant>(); |
| } |
| |
| TEST_F(RenderEngineTest, drawLayers_fillBufferPhysicalOffset_colorSource) { |
| fillBufferPhysicalOffset<ColorSourceVariant>(); |
| } |
| |
| TEST_F(RenderEngineTest, drawLayers_fillBufferCheckersRotate0_colorSource) { |
| fillBufferCheckersRotate0<ColorSourceVariant>(); |
| } |
| |
| TEST_F(RenderEngineTest, drawLayers_fillBufferCheckersRotate90_colorSource) { |
| fillBufferCheckersRotate90<ColorSourceVariant>(); |
| } |
| |
| TEST_F(RenderEngineTest, drawLayers_fillBufferCheckersRotate180_colorSource) { |
| fillBufferCheckersRotate180<ColorSourceVariant>(); |
| } |
| |
| TEST_F(RenderEngineTest, drawLayers_fillBufferCheckersRotate270_colorSource) { |
| fillBufferCheckersRotate270<ColorSourceVariant>(); |
| } |
| |
| TEST_F(RenderEngineTest, drawLayers_fillBufferLayerTransform_colorSource) { |
| fillBufferLayerTransform<ColorSourceVariant>(); |
| } |
| |
| TEST_F(RenderEngineTest, drawLayers_fillBufferColorTransform_colorSource) { |
| fillBufferLayerTransform<ColorSourceVariant>(); |
| } |
| |
| } // namespace android |