SkiaVulkanPipeline.cpp revision fee4a985fd599e5bbfb0eb2d5d75af18ed8ae86e 
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 <cutils/properties.h>
35#include <strings.h>
36
37using namespace android::uirenderer::renderthread;
38
39namespace android {
40namespace uirenderer {
41namespace skiapipeline {
42
43SkiaVulkanPipeline::SkiaVulkanPipeline(renderthread::RenderThread& thread)
44        : SkiaPipeline(thread)
45        , mVkManager(thread.vulkanManager()) {}
46
47MakeCurrentResult SkiaVulkanPipeline::makeCurrent() {
48    return MakeCurrentResult::AlreadyCurrent;
49}
50
51Frame SkiaVulkanPipeline::getFrame() {
52    LOG_ALWAYS_FATAL_IF(mVkSurface == nullptr,
53                "drawRenderNode called on a context with no surface!");
54
55    SkSurface* backBuffer = mVkManager.getBackbufferSurface(mVkSurface);
56    if (backBuffer == nullptr) {
57        SkDebugf("failed to get backbuffer");
58        return Frame(-1, -1, 0);
59    }
60
61    Frame frame(backBuffer->width(), backBuffer->height(), mVkManager.getAge(mVkSurface));
62    return frame;
63}
64
65bool SkiaVulkanPipeline::draw(const Frame& frame, const SkRect& screenDirty,
66        const SkRect& dirty,
67        const FrameBuilder::LightGeometry& lightGeometry,
68        LayerUpdateQueue* layerUpdateQueue,
69        const Rect& contentDrawBounds, bool opaque,
70        const BakedOpRenderer::LightInfo& lightInfo,
71        const std::vector<sp<RenderNode>>& renderNodes,
72        FrameInfoVisualizer* profiler) {
73
74    sk_sp<SkSurface> backBuffer = mVkSurface->getBackBufferSurface();
75    if (backBuffer.get() == nullptr) {
76        return false;
77    }
78    SkiaPipeline::updateLighting(lightGeometry, lightInfo);
79    renderFrame(*layerUpdateQueue, dirty, renderNodes, opaque, contentDrawBounds, backBuffer);
80    layerUpdateQueue->clear();
81
82    // Draw visual debugging features
83    if (CC_UNLIKELY(Properties::showDirtyRegions
84            || ProfileType::None != Properties::getProfileType())) {
85        SkCanvas* profileCanvas = backBuffer->getCanvas();
86        SkiaProfileRenderer profileRenderer(profileCanvas);
87        profiler->draw(profileRenderer);
88        profileCanvas->flush();
89    }
90
91    // Log memory statistics
92    if (CC_UNLIKELY(Properties::debugLevel != kDebugDisabled)) {
93        dumpResourceCacheUsage();
94    }
95
96    return true;
97}
98
99bool SkiaVulkanPipeline::swapBuffers(const Frame& frame, bool drew,
100        const SkRect& screenDirty, FrameInfo* currentFrameInfo, bool* requireSwap) {
101
102    *requireSwap = drew;
103
104    // Even if we decided to cancel the frame, from the perspective of jank
105    // metrics the frame was swapped at this point
106    currentFrameInfo->markSwapBuffers();
107
108    if (*requireSwap) {
109        mVkManager.swapBuffers(mVkSurface);
110    }
111
112    return *requireSwap;
113}
114
115bool SkiaVulkanPipeline::copyLayerInto(DeferredLayerUpdater* layer, SkBitmap* bitmap) {
116    // TODO: implement copyLayerInto for vulkan.
117    return false;
118}
119
120static Layer* createLayer(RenderState& renderState, uint32_t layerWidth, uint32_t layerHeight,
121        SkColorFilter* colorFilter, int alpha, SkBlendMode mode, bool blend) {
122    return new VkLayer(renderState, layerWidth, layerHeight, colorFilter, alpha, mode, blend);
123}
124
125DeferredLayerUpdater* SkiaVulkanPipeline::createTextureLayer() {
126    mVkManager.initialize();
127
128    return new DeferredLayerUpdater(mRenderThread.renderState(), createLayer, Layer::Api::Vulkan);
129}
130
131void SkiaVulkanPipeline::onStop() {
132}
133
134bool SkiaVulkanPipeline::setSurface(Surface* surface, SwapBehavior swapBehavior) {
135    if (mVkSurface) {
136        mVkManager.destroySurface(mVkSurface);
137        mVkSurface = nullptr;
138    }
139
140    if (surface) {
141        mVkSurface = mVkManager.createSurface(surface);
142    }
143
144    return mVkSurface != nullptr;
145}
146
147bool SkiaVulkanPipeline::isSurfaceReady() {
148    return CC_UNLIKELY(mVkSurface != nullptr);
149}
150
151bool SkiaVulkanPipeline::isContextReady() {
152    return CC_LIKELY(mVkManager.hasVkContext());
153}
154
155void SkiaVulkanPipeline::invokeFunctor(const RenderThread& thread, Functor* functor) {
156    // TODO: we currently don't support OpenGL WebView's
157    DrawGlInfo::Mode mode = DrawGlInfo::kModeProcessNoContext;
158    (*functor)(mode, nullptr);
159}
160
161} /* namespace skiapipeline */
162} /* namespace uirenderer */
163} /* namespace android */
164