/*
* Copyright (C) 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 "VkFunctorDrawable.h"
#include <private/hwui/DrawVkInfo.h>
#include <GrBackendDrawableInfo.h>
#include <SkAndroidFrameworkUtils.h>
#include <SkImage.h>
#include <utils/Color.h>
#include <utils/Trace.h>
#include <utils/TraceUtils.h>
#include <vk/GrVkTypes.h>
#include <thread>
#include "renderthread/RenderThread.h"
#include "renderthread/VulkanManager.h"
#include "thread/ThreadBase.h"
#include "utils/TimeUtils.h"
namespace android {
namespace uirenderer {
namespace skiapipeline {
VkFunctorDrawHandler::VkFunctorDrawHandler(sp<WebViewFunctor::Handle> functor_handle,
const SkMatrix& matrix, const SkIRect& clip,
const SkImageInfo& image_info)
: INHERITED()
, mFunctorHandle(functor_handle)
, mMatrix(matrix)
, mClip(clip)
, mImageInfo(image_info) {}
VkFunctorDrawHandler::~VkFunctorDrawHandler() {
if (mDrawn) {
mFunctorHandle->postDrawVk();
}
}
void VkFunctorDrawHandler::draw(const GrBackendDrawableInfo& info) {
ATRACE_CALL();
if (!renderthread::RenderThread::isCurrent())
LOG_ALWAYS_FATAL("VkFunctorDrawHandler::draw not called on render thread");
GrVkDrawableInfo vulkan_info;
if (!info.getVkDrawableInfo(&vulkan_info)) {
return;
}
renderthread::VulkanManager& vk_manager =
renderthread::RenderThread::getInstance().vulkanManager();
mFunctorHandle->initVk(vk_manager.getVkFunctorInitParams());
SkMatrix44 mat4(mMatrix);
VkFunctorDrawParams params{
.width = mImageInfo.width(),
.height = mImageInfo.height(),
.color_space_ptr = mImageInfo.colorSpace(),
.clip_left = mClip.fLeft,
.clip_top = mClip.fTop,
.clip_right = mClip.fRight,
.clip_bottom = mClip.fBottom,
};
mat4.asColMajorf(¶ms.transform[0]);
params.secondary_command_buffer = vulkan_info.fSecondaryCommandBuffer;
params.color_attachment_index = vulkan_info.fColorAttachmentIndex;
params.compatible_render_pass = vulkan_info.fCompatibleRenderPass;
params.format = vulkan_info.fFormat;
mFunctorHandle->drawVk(params);
mDrawn = true;
vulkan_info.fDrawBounds->offset.x = mClip.fLeft;
vulkan_info.fDrawBounds->offset.y = mClip.fTop;
vulkan_info.fDrawBounds->extent.width = mClip.fRight - mClip.fLeft;
vulkan_info.fDrawBounds->extent.height = mClip.fBottom - mClip.fTop;
}
VkFunctorDrawable::~VkFunctorDrawable() {}
void VkFunctorDrawable::onDraw(SkCanvas* canvas) {
// "canvas" is either SkNWayCanvas created by SkiaPipeline::tryCapture (SKP capture use case) or
// AlphaFilterCanvas (used by RenderNodeDrawable to apply alpha in certain cases).
// "VkFunctorDrawable::onDraw" is not invoked for the most common case, when drawing in a GPU
// canvas.
if (canvas->getGrContext() == nullptr) {
// We're dumping a picture, render a light-blue rectangle instead
SkPaint paint;
paint.setColor(0xFF81D4FA);
canvas->drawRect(mBounds, paint);
} else {
// Handle the case when "canvas" is AlphaFilterCanvas. Find the wrapped GPU canvas.
SkCanvas* gpuCanvas = SkAndroidFrameworkUtils::getBaseWrappedCanvas(canvas);
// Enforce "canvas" must be an AlphaFilterCanvas. For GPU canvas, the call should come from
// onSnapGpuDrawHandler.
LOG_ALWAYS_FATAL_IF(gpuCanvas == canvas,
"VkFunctorDrawable::onDraw() should not be called with a GPU canvas!");
// This will invoke onSnapGpuDrawHandler and regular draw flow.
gpuCanvas->drawDrawable(this);
}
}
std::unique_ptr<FunctorDrawable::GpuDrawHandler> VkFunctorDrawable::onSnapGpuDrawHandler(
GrBackendApi backendApi, const SkMatrix& matrix, const SkIRect& clip,
const SkImageInfo& image_info) {
if (backendApi != GrBackendApi::kVulkan) {
return nullptr;
}
std::unique_ptr<VkFunctorDrawHandler> draw;
if (mAnyFunctor.index() == 0) {
return std::make_unique<VkFunctorDrawHandler>(std::get<0>(mAnyFunctor).handle, matrix, clip,
image_info);
} else {
LOG_ALWAYS_FATAL("Not implemented");
}
}
} // namespace skiapipeline
} // namespace uirenderer
} // namespace android