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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_SF_GLEXTENSION_H
#define ANDROID_SF_GLEXTENSION_H
#include <stdint.h>
#include <sys/types.h>
#include <utils/String8.h>
#include <utils/SortedVector.h>
#include <utils/Singleton.h>
#include <EGL/egl.h>
#include <EGL/eglext.h>
#include <GLES/gl.h>
#include <GLES/glext.h>
namespace android {
// ---------------------------------------------------------------------------
class GLExtensions : public Singleton<GLExtensions>
{
friend class Singleton<GLExtensions>;
bool mHaveTextureExternal : 1;
bool mHaveNpot : 1;
bool mHaveDirectTexture : 1;
bool mHaveFramebufferObject : 1;
String8 mVendor;
String8 mRenderer;
String8 mVersion;
String8 mExtensions;
String8 mEglVendor;
String8 mEglVersion;
String8 mEglExtensions;
SortedVector<String8> mExtensionList;
GLExtensions(const GLExtensions&);
GLExtensions& operator = (const GLExtensions&);
protected:
GLExtensions();
public:
inline bool haveTextureExternal() const {
return mHaveTextureExternal;
}
inline bool haveNpot() const {
return mHaveNpot;
}
inline bool haveDirectTexture() const {
return mHaveDirectTexture;
}
inline bool haveFramebufferObject() const {
return mHaveFramebufferObject;
}
void initWithGLStrings(
GLubyte const* vendor,
GLubyte const* renderer,
GLubyte const* version,
GLubyte const* extensions,
char const* egl_vendor,
char const* egl_version,
char const* egl_extensions);
char const* getVendor() const;
char const* getRenderer() const;
char const* getVersion() const;
char const* getExtension() const;
char const* getEglVendor() const;
char const* getEglVersion() const;
char const* getEglExtension() const;
bool hasExtension(char const* extension) const;
};
// ---------------------------------------------------------------------------
}; // namespace android
#endif // ANDROID_SF_GLEXTENSION_H
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