Vertex.h revision f7f93556c8fcc640ab5adef79d021a80a72a645a
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_UI_VERTEX_H
18#define ANDROID_UI_VERTEX_H
19
20namespace android {
21namespace uirenderer {
22
23/**
24 * Simple structure to describe a vertex with a position.
25 * This is used to draw filled rectangles without a texture.
26 */
27struct SimpleVertex {
28    float position[2];
29}; // struct SimpleVertex
30
31/**
32 * Simple structure to describe a vertex with a position and a texture.
33 */
34struct TextureVertex {
35    float position[2];
36    float texture[2];
37
38    static inline void set(TextureVertex* vertex, float x, float y, float u, float v) {
39        vertex[0].position[0] = x;
40        vertex[0].position[1] = y;
41        vertex[0].texture[0] = u;
42        vertex[0].texture[1] = v;
43    }
44}; // struct TextureVertex
45
46}; // namespace uirenderer
47}; // namespace android
48
49#endif // ANDROID_UI_VERTEX_H
50