1 /***************************************************************************
2 *
3 * Copyright 2010,2011 BMW Car IT GmbH
4 * Copyright (C) 2011 DENSO CORPORATION and Robert Bosch Car Multimedia Gmbh
5 * Copyright (C) 2018 Advanced Driver Information Technology Joint Venture GmbH
6 *
7 *
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 *
20 ****************************************************************************/
21 #include "Car.h"
22 #include "ShaderBase.h"
23 #include <string.h>
24
25 #include <iostream>
26 using std::cout;
27 using std::endl;
28
29 #include <GLES2/gl2.h>
30
Car(vec3f position,vec3f size,vec4f color,ShaderBase * shader)31 Car::Car(vec3f position, vec3f size, vec4f color, ShaderBase* shader)
32 : m_position(position)
33 , m_size(size)
34 , m_color(color)
35 , m_index(0, 1, 2, 3)
36 , m_pShader(shader)
37 , texture(nullptr)
38 , withTexture(false)
39 {
40 m_vertex[0].x = 0.0;
41 m_vertex[0].y = 0.0;
42 m_vertex[0].z = 0.0;
43
44 m_vertex[1].x = 0.1 * m_size.x;
45 m_vertex[1].y = 0.0;
46 m_vertex[1].z = -m_size.z;
47
48 m_vertex[2].x = 0.9 * m_size.x;
49 m_vertex[2].y = 0.0;
50 m_vertex[2].z = -m_size.z;
51
52 m_vertex[3].x = m_size.x;
53 m_vertex[3].y = 0.0;
54 m_vertex[3].z = 0.0;
55 }
56
Car(vec3f position,vec3f size,vec4f color,ShaderTexture * shader,TextureLoader * texture)57 Car::Car(vec3f position, vec3f size, vec4f color, ShaderTexture* shader, TextureLoader* texture)
58 : m_position(position)
59 , m_size(size)
60 , m_color(color)
61 , m_index(0, 1, 2, 3)
62 , m_pShader(shader)
63 , texture(texture)
64 , withTexture(true)
65 {
66 m_vertex[0].x = 0.0;
67 m_vertex[0].y = 0.0;
68 m_vertex[0].z = 0.0;
69
70 m_vertex[1].x = 0.0;
71 m_vertex[1].y = 0.0;
72 m_vertex[1].z = -m_size.z;
73
74 m_vertex[2].x = m_size.x;
75 m_vertex[2].y = 0.0;
76 m_vertex[2].z = -m_size.z;
77
78 m_vertex[3].x = m_size.x;
79 m_vertex[3].y = 0.0;
80 m_vertex[3].z = 0.0;
81
82 m_texCoords[0].x = 0.0;
83 m_texCoords[0].y = 0.0;
84
85 m_texCoords[1].x = 0.0;
86 m_texCoords[1].y = 1.0;
87
88 m_texCoords[2].x = 1.0;
89 m_texCoords[2].y = 1.0;
90
91 m_texCoords[3].x = 1.0;
92 m_texCoords[3].y = 0.0;
93 }
94
render()95 void Car::render()
96 {
97 // draw
98 if (withTexture) {
99 GLuint textureID = texture->getId();
100 ((ShaderTexture *)m_pShader)->use(&m_position, textureID);
101 ((ShaderTexture *)m_pShader)->setTexCoords(m_texCoords);
102 } else {
103 m_pShader->use(&m_position, &m_color);
104 }
105 glEnableVertexAttribArray(0);
106 glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 0, m_vertex);
107 glDrawElements(GL_TRIANGLE_FAN, 4, GL_UNSIGNED_SHORT, &m_index);
108 }
109