90 lines
2.5 KiB
C++
90 lines
2.5 KiB
C++
/*
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* Copyright 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <cstdint>
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#include <memory>
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#include <compositionengine/DisplaySurface.h>
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#include <utils/StrongPointer.h>
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struct ANativeWindow;
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namespace android {
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namespace compositionengine {
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class Display;
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/**
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* A parameter object for creating RenderSurface instances
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*/
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struct RenderSurfaceCreationArgs {
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// The initial width of the surface
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int32_t displayWidth;
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// The initial height of the surface
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int32_t displayHeight;
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// The ANativeWindow for the buffer queue for this surface
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sp<ANativeWindow> nativeWindow;
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// The DisplaySurface for this surface
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sp<DisplaySurface> displaySurface;
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};
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/**
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* A helper for setting up a RenderSurfaceCreationArgs value in-line.
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* Prefer this builder over raw structure initialization.
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*
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* Instead of:
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*
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* RenderSurfaceCreationArgs{1000, 1000, nativeWindow, displaySurface}
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*
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* Prefer:
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*
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* RenderSurfaceCreationArgsBuilder().setDisplayWidth(1000).setDisplayHeight(1000)
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* .setNativeWindow(nativeWindow).setDisplaySurface(displaySurface).Build();
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*/
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class RenderSurfaceCreationArgsBuilder {
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public:
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RenderSurfaceCreationArgs build() { return std::move(mArgs); }
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RenderSurfaceCreationArgsBuilder& setDisplayWidth(int32_t displayWidth) {
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mArgs.displayWidth = displayWidth;
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return *this;
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}
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RenderSurfaceCreationArgsBuilder& setDisplayHeight(int32_t displayHeight) {
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mArgs.displayHeight = displayHeight;
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return *this;
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}
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RenderSurfaceCreationArgsBuilder& setNativeWindow(sp<ANativeWindow> nativeWindow) {
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mArgs.nativeWindow = nativeWindow;
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return *this;
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}
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RenderSurfaceCreationArgsBuilder& setDisplaySurface(sp<DisplaySurface> displaySurface) {
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mArgs.displaySurface = displaySurface;
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return *this;
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}
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private:
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RenderSurfaceCreationArgs mArgs;
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};
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} // namespace compositionengine
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} // namespace android
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