Import EGL/GLES translator

external/android-emugl/host/libs/Translator/EGL/EglWindowSurface.cpp

@@ -0,0 +1,69 @@
+/*
+* Copyright (C) 2011 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 "EglWindowSurface.h"
+#include "EglGlobalInfo.h"
+#include "EglOsApi.h"
+
+#include "emugl/common/lazy_instance.h"
+
+// this static member is accessed from a function registered in onexit()
+// for the emulator cleanup. As all static C++ objects are also being freed
+// from a system handler registered in onexit(), we can't have a class object
+// by value here - it would be prone to unstable deinitialization order issue;
+static emugl::LazyInstance<std::set<EGLNativeWindowType>>
+    s_associatedWins = LAZY_INSTANCE_INIT;
+
+bool EglWindowSurface::alreadyAssociatedWithConfig(EGLNativeWindowType win) {
+    return s_associatedWins.get().find(win) != s_associatedWins.get().end();
+}
+
+EglWindowSurface::EglWindowSurface(EglDisplay* dpy,
+                                   EGLNativeWindowType win,
+                                   EglConfig* config,
+                                   unsigned int width,
+                                   unsigned int height) :
+        EglSurface(dpy, WINDOW, config, width, height),
+        m_win(win) {
+    s_associatedWins.get().insert(win);
+    EglOS::Engine* engine = EglGlobalInfo::getInstance()->getOsEngine();
+    m_native = engine->createWindowSurface(win);
+}
+
+EglWindowSurface::~EglWindowSurface() {
+    s_associatedWins.get().erase(m_win);
+}
+
+bool  EglWindowSurface::getAttrib(EGLint attrib,EGLint* val) {
+    switch(attrib) {
+    case EGL_CONFIG_ID:
+        *val = m_config->id();
+        break;
+    case EGL_WIDTH:
+        *val = m_width;
+        break;
+    case EGL_HEIGHT:
+        *val = m_height;
+        break;
+    case EGL_LARGEST_PBUFFER:
+    case EGL_TEXTURE_FORMAT:
+    case EGL_TEXTURE_TARGET:
+    case EGL_MIPMAP_TEXTURE:
+        break;
+    default:
+        return false;
+    }
+    return true;
+}