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_SF_GLEXTENSION_H
18 #define ANDROID_SF_GLEXTENSION_H
19 
20 #include <stdint.h>
21 #include <sys/types.h>
22 
23 #include <EGL/egl.h>
24 #include <EGL/eglext.h>
25 #include <GLES/gl.h>
26 #include <GLES/glext.h>
27 #include <utils/Singleton.h>
28 #include <utils/String8.h>
29 
30 namespace android {
31 namespace renderengine {
32 namespace gl {
33 
34 class GLExtensions : public Singleton<GLExtensions> {
35 public:
hasNoConfigContext()36     bool hasNoConfigContext() const { return mHasNoConfigContext; }
hasNativeFenceSync()37     bool hasNativeFenceSync() const { return mHasNativeFenceSync; }
hasFenceSync()38     bool hasFenceSync() const { return mHasFenceSync; }
hasWaitSync()39     bool hasWaitSync() const { return mHasWaitSync; }
hasProtectedContent()40     bool hasProtectedContent() const { return mHasProtectedContent; }
hasContextPriority()41     bool hasContextPriority() const { return mHasContextPriority; }
hasSurfacelessContext()42     bool hasSurfacelessContext() const { return mHasSurfacelessContext; }
hasProtectedTexture()43     bool hasProtectedTexture() const { return mHasProtectedTexture; }
44 
45     void initWithGLStrings(GLubyte const* vendor, GLubyte const* renderer, GLubyte const* version,
46                            GLubyte const* extensions);
47     char const* getVendor() const;
48     char const* getRenderer() const;
49     char const* getVersion() const;
50     char const* getExtensions() const;
51 
52     void initWithEGLStrings(char const* eglVersion, char const* eglExtensions);
53     char const* getEGLVersion() const;
54     char const* getEGLExtensions() const;
55 
56 protected:
57     GLExtensions() = default;
58 
59 private:
60     friend class Singleton<GLExtensions>;
61 
62     bool mHasNoConfigContext = false;
63     bool mHasNativeFenceSync = false;
64     bool mHasFenceSync = false;
65     bool mHasWaitSync = false;
66     bool mHasProtectedContent = false;
67     bool mHasContextPriority = false;
68     bool mHasSurfacelessContext = false;
69     bool mHasProtectedTexture = false;
70 
71     String8 mVendor;
72     String8 mRenderer;
73     String8 mVersion;
74     String8 mExtensions;
75     String8 mEGLVersion;
76     String8 mEGLExtensions;
77 
78     GLExtensions(const GLExtensions&);
79     GLExtensions& operator=(const GLExtensions&);
80 };
81 
82 } // namespace gl
83 } // namespace renderengine
84 } // namespace android
85 
86 #endif // ANDROID_SF_GLEXTENSION_H
87