replicant-frameworks_native/include/ui/EGLNativeSurface.h

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2008-10-21 14:00:00 +00:00
/*
* Copyright (C) 2007 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_EGL_NATIVE_SURFACE_H
#define ANDROID_EGL_NATIVE_SURFACE_H
#include <stdint.h>
#include <sys/types.h>
#include <cutils/atomic.h>
#include <utils/RefBase.h>
#include <GLES/eglnatives.h>
// ---------------------------------------------------------------------------
namespace android {
// ---------------------------------------------------------------------------
template <class TYPE>
class EGLNativeSurface : public egl_native_window_t
{
public:
EGLNativeSurface() : mCount(0) {
memset(egl_native_window_t::reserved, 0,
sizeof(egl_native_window_t::reserved));
memset(egl_native_window_t::reserved_proc, 0,
sizeof(egl_native_window_t::reserved_proc));
memset(egl_native_window_t::oem, 0,
sizeof(egl_native_window_t::oem));
}
inline void incStrong(void*) const {
android_atomic_inc(&mCount);
}
inline void decStrong(void*) const {
if (android_atomic_dec(&mCount) == 1) {
delete static_cast<const TYPE*>(this);
}
}
protected:
EGLNativeSurface& operator = (const EGLNativeSurface& rhs);
EGLNativeSurface(const EGLNativeSurface& rhs);
inline ~EGLNativeSurface() { };
mutable volatile int32_t mCount;
};
// ---------------------------------------------------------------------------
}; // namespace android
// ---------------------------------------------------------------------------
#endif // ANDROID_EGL_SURFACE_H