73 lines
2.5 KiB
73 lines
2.5 KiB
// Copyright 2020 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include <string>
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#include <vector>
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namespace android {
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namespace opengl {
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class EmuglBackendList {
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public:
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// Parse the content of |execDir|/<lib>/ for Emugl backends.
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// |programBitness| can be 0 (autodetect), 32 or 64, and determines
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// the value of <lib> which will be 'lib' for 32-bit systems,
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// and 'lib64' for 64-bit ones.
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EmuglBackendList(const char* execDir, int programBitness);
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// Create a backend list with a fixed list of names
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EmuglBackendList(int programBitness, const std::vector<std::string>& names);
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// Return the name of the default Emugl backend.
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const std::string& defaultName() const { return mDefaultName; }
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// Return the list of installed Emugl backends.
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const std::vector<std::string>& names() const { return mNames; }
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// Returns true if |name| is part of names().
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bool contains(const char* name) const;
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// Convert the name of an Emugl backend into the path of the
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// corresponding sub-directory, if it exits, or NULL otherwise.
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std::string getLibDirPath(const char* name);
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// List of supported Emugl shared libraries.
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enum Library {
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LIBRARY_NONE,
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LIBRARY_EGL,
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LIBRARY_GLESv1,
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LIBRARY_GLESv2,
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LIBRARY_GLES12TR
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};
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// Probe the library directory for Emugl backend |name| and return
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// the path of one of the EmuGL shared libraries for it. The result
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// will be empty if there is no such library.
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// |library| is a library type. On success, return true and sets
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// |*libPath| to the library's path value. On failure, return false.
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bool getBackendLibPath(const char* name, Library library,
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std::string* libPath);
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private:
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std::string mDefaultName;
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std::vector<std::string> mNames;
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int mProgramBitness;
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std::string mExecDir;
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};
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} // namespace opengl
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} // namespace android
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