1 /*
2  * Copyright (C) 2015 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 #ifndef RENDERSTATE_SCISSOR_H
17 #define RENDERSTATE_SCISSOR_H
18 
19 #include <GLES2/gl2.h>
20 #include <GLES2/gl2ext.h>
21 
22 namespace android {
23 namespace uirenderer {
24 
25 class Scissor {
26     friend class RenderState;
27 public:
28     bool setEnabled(bool enabled);
29     bool set(GLint x, GLint y, GLint width, GLint height);
30     void reset();
isEnabled()31     bool isEnabled() { return mEnabled; }
32     void dump();
33 private:
34     Scissor();
35     void invalidate();
36     bool mEnabled;
37     GLint mScissorX;
38     GLint mScissorY;
39     GLint mScissorWidth;
40     GLint mScissorHeight;
41 };
42 
43 } /* namespace uirenderer */
44 } /* namespace android */
45 
46 #endif // RENDERSTATE_SCISSOR_H
47