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/*
* Copyright (C) 2022 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.
*/
#ifndef ANDROID_HARDWARE_AUTOMOTIVE_EVS_V1_1_DISPLAY_GLWRAPPER_H
#define ANDROID_HARDWARE_AUTOMOTIVE_EVS_V1_1_DISPLAY_GLWRAPPER_H
#include <android-base/logging.h>
#include <android/frameworks/automotive/display/1.0/IAutomotiveDisplayProxyService.h>
#include <android/hardware/automotive/evs/1.1/types.h>
#include <bufferqueueconverter/BufferQueueConverter.h>
#include <EGL/egl.h>
#include <EGL/eglext.h>
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
#include <GLES3/gl3.h>
#include <GLES3/gl3ext.h>
namespace android::hardware::automotive::evs::V1_1::implementation {
using frameworks::automotive::display::V1_0::IAutomotiveDisplayProxyService;
using hardware::graphics::bufferqueue::V2_0::IGraphicBufferProducer;
class GlWrapper {
public:
GlWrapper() : mSurfaceHolder(android::SurfaceHolderUniquePtr(nullptr, nullptr)) {}
bool initialize(const sp<IAutomotiveDisplayProxyService>& service, uint64_t displayId);
void shutdown();
bool updateImageTexture(const V1_0::BufferDesc& buffer);
bool updateImageTexture(const BufferDesc& buffer);
void renderImageToScreen();
void showWindow(sp<IAutomotiveDisplayProxyService>& service, uint64_t id);
void hideWindow(sp<IAutomotiveDisplayProxyService>& service, uint64_t id);
unsigned getWidth() { return mWidth; };
unsigned getHeight() { return mHeight; };
private:
sp<IGraphicBufferProducer> mGfxBufferProducer;
EGLDisplay mDisplay;
EGLSurface mSurface;
EGLContext mContext;
unsigned mWidth = 0;
unsigned mHeight = 0;
EGLImageKHR mKHRimage = EGL_NO_IMAGE_KHR;
GLuint mTextureMap = 0;
GLuint mShaderProgram = 0;
// Opaque handle for a native hardware buffer defined in
// frameworks/native/opengl/include/EGL/eglplatform.h
ANativeWindow* mWindow;
// Pointer to a Surface wrapper.
android::SurfaceHolderUniquePtr mSurfaceHolder;
};
} // namespace android::hardware::automotive::evs::V1_1::implementation
#endif // ANDROID_HARDWARE_AUTOMOTIVE_EVS_V1_1_DISPLAY_GLWRAPPER_H
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