1/*
2 * Copyright (C) 2016 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#include "DeferredLayerUpdater.h"
18#include "GlLayer.h"
19#include "Properties.h"
20
21#include "tests/common/TestUtils.h"
22
23#include <gtest/gtest.h>
24
25using namespace android;
26using namespace android::uirenderer;
27
28RENDERTHREAD_TEST(DeferredLayerUpdater, updateLayer) {
29    sp<DeferredLayerUpdater> layerUpdater = TestUtils::createTextureLayerUpdater(renderThread);
30    layerUpdater->setSize(100, 100);
31    layerUpdater->setBlend(true);
32
33    // updates are deferred so the backing layer should still be in its default state
34    if (layerUpdater->backingLayer()->getApi() == Layer::Api::OpenGL) {
35        GlLayer* glLayer = static_cast<GlLayer*>(layerUpdater->backingLayer());
36        EXPECT_EQ((uint32_t)GL_NONE, glLayer->getRenderTarget());
37    }
38    EXPECT_EQ(0u, layerUpdater->backingLayer()->getWidth());
39    EXPECT_EQ(0u, layerUpdater->backingLayer()->getHeight());
40    EXPECT_FALSE(layerUpdater->backingLayer()->getForceFilter());
41    EXPECT_FALSE(layerUpdater->backingLayer()->isBlend());
42    EXPECT_EQ(Matrix4::identity(), layerUpdater->backingLayer()->getTexTransform());
43
44    // push the deferred updates to the layer
45    Matrix4 scaledMatrix;
46    scaledMatrix.loadScale(0.5, 0.5, 0.0);
47    layerUpdater->updateLayer(true, scaledMatrix.data);
48    if (layerUpdater->backingLayer()->getApi() == Layer::Api::OpenGL) {
49        GlLayer* glLayer = static_cast<GlLayer*>(layerUpdater->backingLayer());
50        glLayer->setRenderTarget(GL_TEXTURE_EXTERNAL_OES);
51    }
52
53
54    // the backing layer should now have all the properties applied.
55    if (layerUpdater->backingLayer()->getApi() == Layer::Api::OpenGL) {
56        GlLayer* glLayer = static_cast<GlLayer*>(layerUpdater->backingLayer());
57        EXPECT_EQ((uint32_t)GL_TEXTURE_EXTERNAL_OES, glLayer->getRenderTarget());
58    }
59    EXPECT_EQ(100u, layerUpdater->backingLayer()->getWidth());
60    EXPECT_EQ(100u, layerUpdater->backingLayer()->getHeight());
61    EXPECT_TRUE(layerUpdater->backingLayer()->getForceFilter());
62    EXPECT_TRUE(layerUpdater->backingLayer()->isBlend());
63    EXPECT_EQ(scaledMatrix, layerUpdater->backingLayer()->getTexTransform());
64}
65