SkiaVulkanPipeline.cpp revision 8cd3edfa15cc9cdbffa935d19ab894426b08d174 
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 "SkiaVulkanPipeline.h"
18
19#include "DeferredLayerUpdater.h"
20#include "renderthread/Frame.h"
21#include "Readback.h"
22#include "renderstate/RenderState.h"
23#include "SkiaPipeline.h"
24#include "SkiaProfileRenderer.h"
25#include "VkLayer.h"
26
27#include <SkSurface.h>
28#include <SkTypes.h>
29
30#include <GrContext.h>
31#include <GrTypes.h>
32#include <vk/GrVkTypes.h>
33
34#include <android/native_window.h>
35#include <cutils/properties.h>
36#include <strings.h>
37
38using namespace android::uirenderer::renderthread;
39
40namespace android {
41namespace uirenderer {
42namespace skiapipeline {
43
44SkiaVulkanPipeline::SkiaVulkanPipeline(renderthread::RenderThread& thread)
45        : SkiaPipeline(thread)
46        , mVkManager(thread.vulkanManager()) {}
47
48MakeCurrentResult SkiaVulkanPipeline::makeCurrent() {
49    return MakeCurrentResult::AlreadyCurrent;
50}
51
52Frame SkiaVulkanPipeline::getFrame() {
53    LOG_ALWAYS_FATAL_IF(mVkSurface == nullptr,
54                "drawRenderNode called on a context with no surface!");
55
56    SkSurface* backBuffer = mVkManager.getBackbufferSurface(mVkSurface);
57    if (backBuffer == nullptr) {
58        SkDebugf("failed to get backbuffer");
59        return Frame(-1, -1, 0);
60    }
61
62    Frame frame(backBuffer->width(), backBuffer->height(), mVkManager.getAge(mVkSurface));
63    return frame;
64}
65
66bool SkiaVulkanPipeline::draw(const Frame& frame, const SkRect& screenDirty,
67        const SkRect& dirty,
68        const FrameBuilder::LightGeometry& lightGeometry,
69        LayerUpdateQueue* layerUpdateQueue,
70        const Rect& contentDrawBounds, bool opaque,
71        const BakedOpRenderer::LightInfo& lightInfo,
72        const std::vector<sp<RenderNode>>& renderNodes,
73        FrameInfoVisualizer* profiler) {
74
75    sk_sp<SkSurface> backBuffer = mVkSurface->getBackBufferSurface();
76    if (backBuffer.get() == nullptr) {
77        return false;
78    }
79    SkiaPipeline::updateLighting(lightGeometry, lightInfo);
80    renderFrame(*layerUpdateQueue, dirty, renderNodes, opaque, contentDrawBounds, backBuffer);
81    layerUpdateQueue->clear();
82
83    // Draw visual debugging features
84    if (CC_UNLIKELY(Properties::showDirtyRegions
85            || ProfileType::None != Properties::getProfileType())) {
86        SkCanvas* profileCanvas = backBuffer->getCanvas();
87        SkiaProfileRenderer profileRenderer(profileCanvas);
88        profiler->draw(profileRenderer);
89        profileCanvas->flush();
90    }
91
92    // Log memory statistics
93    if (CC_UNLIKELY(Properties::debugLevel != kDebugDisabled)) {
94        dumpResourceCacheUsage();
95    }
96
97    return true;
98}
99
100bool SkiaVulkanPipeline::swapBuffers(const Frame& frame, bool drew,
101        const SkRect& screenDirty, FrameInfo* currentFrameInfo, bool* requireSwap) {
102
103    *requireSwap = drew;
104
105    // Even if we decided to cancel the frame, from the perspective of jank
106    // metrics the frame was swapped at this point
107    currentFrameInfo->markSwapBuffers();
108
109    if (*requireSwap) {
110        mVkManager.swapBuffers(mVkSurface);
111    }
112
113    return *requireSwap;
114}
115
116bool SkiaVulkanPipeline::copyLayerInto(DeferredLayerUpdater* layer, SkBitmap* bitmap) {
117    // TODO: implement copyLayerInto for vulkan.
118    return false;
119}
120
121DeferredLayerUpdater* SkiaVulkanPipeline::createTextureLayer() {
122    mVkManager.initialize();
123
124    VkLayer* layer = new VkLayer(mRenderThread.renderState(), 0, 0);
125    return new DeferredLayerUpdater(layer);
126}
127
128void SkiaVulkanPipeline::onStop() {
129}
130
131bool SkiaVulkanPipeline::setSurface(Surface* surface, SwapBehavior swapBehavior) {
132    if (mVkSurface) {
133        mVkManager.destroySurface(mVkSurface);
134        mVkSurface = nullptr;
135    }
136
137    if (surface) {
138        mVkSurface = mVkManager.createSurface(surface);
139    }
140
141    return mVkSurface != nullptr;
142}
143
144bool SkiaVulkanPipeline::isSurfaceReady() {
145    return CC_UNLIKELY(mVkSurface != nullptr);
146}
147
148bool SkiaVulkanPipeline::isContextReady() {
149    return CC_LIKELY(mVkManager.hasVkContext());
150}
151
152void SkiaVulkanPipeline::invokeFunctor(const RenderThread& thread, Functor* functor) {
153    // TODO: we currently don't support OpenGL WebView's
154    DrawGlInfo::Mode mode = DrawGlInfo::kModeProcessNoContext;
155    (*functor)(mode, nullptr);
156}
157
158} /* namespace skiapipeline */
159} /* namespace uirenderer */
160} /* namespace android */
161