Initial work

external/android-emugl/host/libs/libOpenglRender/RenderContext.cpp

@@ -0,0 +1,49 @@
+/*
+* 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 "RenderContext.h"
+
+#include "OpenGLESDispatch/EGLDispatch.h"
+
+RenderContext* RenderContext::create(EGLDisplay display,
+                                     EGLConfig config,
+                                     EGLContext sharedContext,
+                                     bool isGl2) {
+    const EGLint contextAttribs[] = {
+        EGL_CONTEXT_CLIENT_VERSION, isGl2 ? 2 : 1,
+        EGL_NONE
+    };
+    EGLContext context = s_egl.eglCreateContext(
+            display, config, sharedContext, contextAttribs);
+    if (context == EGL_NO_CONTEXT) {
+        return NULL;
+    }
+
+    return new RenderContext(display, context, isGl2);
+}
+
+RenderContext::RenderContext(EGLDisplay display,
+                             EGLContext context,
+                             bool isGl2) :
+        mDisplay(display),
+        mContext(context),
+        mIsGl2(isGl2),
+        mContextData() {}
+
+RenderContext::~RenderContext() {
+    if (mContext != EGL_NO_CONTEXT) {
+        s_egl.eglDestroyContext(mDisplay, mContext);
+    }
+}