1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ANDROID_HWUI_EXTENSIONS_H 18 #define ANDROID_HWUI_EXTENSIONS_H 19 20 #include <cutils/compiler.h> 21 22 #include <utils/Singleton.h> 23 #include <utils/SortedVector.h> 24 #include <utils/String8.h> 25 26 namespace android { 27 namespace uirenderer { 28 29 /////////////////////////////////////////////////////////////////////////////// 30 // Classes 31 /////////////////////////////////////////////////////////////////////////////// 32 33 class ANDROID_API Extensions: public Singleton<Extensions> { 34 public: hasNPot()35 inline bool hasNPot() const { return mHasNPot; } hasFramebufferFetch()36 inline bool hasFramebufferFetch() const { return mHasFramebufferFetch; } hasDiscardFramebuffer()37 inline bool hasDiscardFramebuffer() const { return mHasDiscardFramebuffer; } hasDebugMarker()38 inline bool hasDebugMarker() const { return mHasDebugMarker; } hasDebugLabel()39 inline bool hasDebugLabel() const { return mHasDebugLabel; } hasTiledRendering()40 inline bool hasTiledRendering() const { return mHasTiledRendering; } has1BitStencil()41 inline bool has1BitStencil() const { return mHas1BitStencil; } has4BitStencil()42 inline bool has4BitStencil() const { return mHas4BitStencil; } hasNvSystemTime()43 inline bool hasNvSystemTime() const { return mHasNvSystemTime; } hasUnpackRowLength()44 inline bool hasUnpackRowLength() const { return mVersionMajor >= 3; } hasPixelBufferObjects()45 inline bool hasPixelBufferObjects() const { return mVersionMajor >= 3; } hasOcclusionQueries()46 inline bool hasOcclusionQueries() const { return mVersionMajor >= 3; } hasFloatTextures()47 inline bool hasFloatTextures() const { return mVersionMajor >= 3; } 48 getMajorGlVersion()49 inline int getMajorGlVersion() const { return mVersionMajor; } getMinorGlVersion()50 inline int getMinorGlVersion() const { return mVersionMinor; } 51 52 bool hasGlExtension(const char* extension) const; 53 bool hasEglExtension(const char* extension) const; 54 55 void dump() const; 56 57 private: 58 Extensions(); 59 ~Extensions(); 60 61 void findExtensions(const char* extensions, SortedVector<String8>& list) const; 62 63 friend class Singleton<Extensions>; 64 65 SortedVector<String8> mGlExtensionList; 66 SortedVector<String8> mEglExtensionList; 67 68 bool mHasNPot; 69 bool mHasFramebufferFetch; 70 bool mHasDiscardFramebuffer; 71 bool mHasDebugMarker; 72 bool mHasDebugLabel; 73 bool mHasTiledRendering; 74 bool mHas1BitStencil; 75 bool mHas4BitStencil; 76 bool mHasNvSystemTime; 77 78 int mVersionMajor; 79 int mVersionMinor; 80 }; // class Extensions 81 82 }; // namespace uirenderer 83 }; // namespace android 84 85 #endif // ANDROID_HWUI_EXTENSIONS_H 86