DrawGlInfo.h revision 64929b490977ba681a697cadefd2c49f6ff69aba
1/*
2 * Copyright (C) 2011 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_DRAW_GL_INFO_H
18#define ANDROID_HWUI_DRAW_GL_INFO_H
19
20namespace android {
21namespace uirenderer {
22
23/**
24 * Structure used by OpenGLRenderer::callDrawGLFunction() to pass and
25 * receive data from OpenGL functors.
26 */
27struct DrawGlInfo {
28    // Input: current clip rect
29    int clipLeft;
30    int clipTop;
31    int clipRight;
32    int clipBottom;
33
34    // Input: is the render target an FBO
35    bool isLayer;
36
37    // Input: current transform matrix, in OpenGL format
38    float transform[16];
39
40    // Output: dirty region to redraw
41    float dirtyLeft;
42    float dirtyTop;
43    float dirtyRight;
44    float dirtyBottom;
45}; // struct DrawGlInfo
46
47}; // namespace uirenderer
48}; // namespace android
49
50#endif // ANDROID_HWUI_DRAW_GL_INFO_H
51