123 lines
3.4 KiB
C++
123 lines
3.4 KiB
C++
#include "EGLCore.h"
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#include <cstdio>
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#include "NativeEGLOCCT/common.h"
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#ifndef NATIVE_TAG
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#define NATIVE_TAG "EGLCore"
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#endif
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namespace NativeOpenCAX {
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EGLCore::EGLCore()
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: eglDisplay(EGL_NO_DISPLAY),
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eglContext(EGL_NO_CONTEXT),
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eglSurface(EGL_NO_SURFACE),
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nativeWindow(nullptr)
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{
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}
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EGLCore::~EGLCore() {
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destroy();
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}
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bool EGLCore::init(OHNativeWindow* window) {
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if (!window) {
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printf("Native window is null\n");
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return false;
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}
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nativeWindow=window;
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HILOG_INFO(NATIVE_TAG,"Current Thread ID: %{public}d",std::this_thread::get_id());
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// 获取EGL display
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eglDisplay = eglGetDisplay(EGL_DEFAULT_DISPLAY);
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if (eglDisplay == EGL_NO_DISPLAY) {
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HILOG_ERROR(NATIVE_TAG,"eglGetDisplay failed:%{public}d",glGetError());
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return false;
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}
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// 初始化EGL
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EGLint majorVersion;
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EGLint minorVersion;
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if (!eglInitialize(eglDisplay, &majorVersion, &minorVersion)) {
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HILOG_ERROR(NATIVE_TAG,"eglInitialize failed:%{public}d",glGetError());
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return false;
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}
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OH_LOG_Print(LOG_APP, LOG_ERROR, LOG_PRINT_DOMAIN, "EGLCoreInit","EGLDisplay version:%{public}d",majorVersion+"."+minorVersion);
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HILOG_ERROR(NATIVE_TAG,"EGLDisplay version:%{public}d%{public}d",majorVersion,minorVersion);
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// 配置EGL
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EGLint attribs[] = {
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EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
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EGL_RENDERABLE_TYPE, EGL_OPENGL_ES3_BIT,
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EGL_BLUE_SIZE, 8,
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EGL_GREEN_SIZE, 8,
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EGL_RED_SIZE, 8,
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EGL_ALPHA_SIZE, 8,
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EGL_DEPTH_SIZE, 16,
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EGL_STENCIL_SIZE, 0,
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EGL_NONE
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};
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const EGLint maxConfigSize = 1;
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EGLint numConfigs;
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if (!eglChooseConfig(eglDisplay, attribs, &eglConfig, maxConfigSize, &numConfigs)) {
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HILOG_ERROR(NATIVE_TAG,"eglChooseConfig: unable to choose configs");
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return false;
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}
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// 创建EGL surface
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eglSurface = eglCreateWindowSurface(eglDisplay, eglConfig, (NativeWindowType)nativeWindow, nullptr);
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if (eglSurface == EGL_NO_SURFACE) {
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HILOG_ERROR(NATIVE_TAG,"EGL_NO_SURFACE");
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return false;
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}
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// 创建EGL context
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EGLint contextAttribs[] = {
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EGL_CONTEXT_CLIENT_VERSION, 3,
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EGL_NONE
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};
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eglContext = eglCreateContext(eglDisplay, eglConfig, EGL_NO_CONTEXT, contextAttribs);
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if (eglContext == EGL_NO_CONTEXT) {
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HILOG_ERROR(NATIVE_TAG,"EGL_NO_CONTEXT");
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return false;
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}
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// 激活上下文
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makeCurrent();
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// 检查GL错误
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GLenum glError = glGetError();
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if (glError != GL_NO_ERROR) {
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HILOG_ERROR(NATIVE_TAG,"glError:",glError);
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return false;
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}
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return true;
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}
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void EGLCore::makeCurrent() {
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if (!eglMakeCurrent(eglDisplay, eglSurface, eglSurface, eglContext)) {
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HILOG_ERROR(NATIVE_TAG,"eglMakeCurrent failed: 0x%{public}x\n:",eglGetError());
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}
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}
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bool EGLCore::swapBuffers() {
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return eglSwapBuffers(eglDisplay, eglSurface);
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}
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void EGLCore::destroy() {
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if (eglDisplay != EGL_NO_DISPLAY) {
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if (eglContext != EGL_NO_CONTEXT) {
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eglDestroyContext(eglDisplay, eglContext);
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eglContext = EGL_NO_CONTEXT;
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}
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if (eglSurface != EGL_NO_SURFACE) {
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eglDestroySurface(eglDisplay, eglSurface);
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eglSurface = EGL_NO_SURFACE;
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}
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eglTerminate(eglDisplay);
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eglDisplay = EGL_NO_DISPLAY;
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}
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}
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} // namespace NativeOpenCAX
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