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/*
* Copyright (C) 2010 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_HWUI_EXTENSIONS_H
#define ANDROID_HWUI_EXTENSIONS_H
#include <cutils/compiler.h>
#include <utils/Singleton.h>
#include <utils/SortedVector.h>
#include <utils/String8.h>
#include <GLES2/gl2.h>
namespace android {
namespace uirenderer {
///////////////////////////////////////////////////////////////////////////////
// Classes
///////////////////////////////////////////////////////////////////////////////
class ANDROID_API Extensions {
public:
Extensions();
inline bool hasNPot() const { return mHasNPot; }
inline bool hasFramebufferFetch() const { return mHasFramebufferFetch; }
inline bool hasDiscardFramebuffer() const { return mHasDiscardFramebuffer; }
inline bool hasDebugMarker() const { return mHasDebugMarker; }
inline bool hasTiledRendering() const { return mHasTiledRendering; }
inline bool has1BitStencil() const { return mHas1BitStencil; }
inline bool has4BitStencil() const { return mHas4BitStencil; }
inline bool hasNvSystemTime() const { return mHasNvSystemTime; }
inline bool hasUnpackRowLength() const { return mVersionMajor >= 3; }
inline bool hasPixelBufferObjects() const { return mVersionMajor >= 3; }
inline bool hasOcclusionQueries() const { return mVersionMajor >= 3; }
inline bool hasFloatTextures() const { return mVersionMajor >= 3; }
inline int getMajorGlVersion() const { return mVersionMajor; }
inline int getMinorGlVersion() const { return mVersionMinor; }
bool hasGlExtension(const char* extension) const;
bool hasEglExtension(const char* extension) const;
void dump() const;
private:
void findExtensions(const char* extensions, SortedVector<String8>& list) const;
SortedVector<String8> mGlExtensionList;
SortedVector<String8> mEglExtensionList;
bool mHasNPot;
bool mHasFramebufferFetch;
bool mHasDiscardFramebuffer;
bool mHasDebugMarker;
bool mHasTiledRendering;
bool mHas1BitStencil;
bool mHas4BitStencil;
bool mHasNvSystemTime;
int mVersionMajor;
int mVersionMinor;
}; // class Extensions
}; // namespace uirenderer
}; // namespace android
#endif // ANDROID_HWUI_EXTENSIONS_H
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