1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
|
// MIT License
// Copyright (c) 2019 Erin Catto
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
#include "test.h"
class ShapeEditing : public Test
{
public:
ShapeEditing()
{
{
b2BodyDef bd;
b2Body* ground = m_world->CreateBody(&bd);
b2EdgeShape shape;
shape.SetTwoSided(b2Vec2(-40.0f, 0.0f), b2Vec2(40.0f, 0.0f));
ground->CreateFixture(&shape, 0.0f);
}
b2BodyDef bd;
bd.type = b2_dynamicBody;
bd.position.Set(0.0f, 10.0f);
m_body = m_world->CreateBody(&bd);
b2PolygonShape shape;
shape.SetAsBox(4.0f, 4.0f, b2Vec2(0.0f, 0.0f), 0.0f);
m_fixture1 = m_body->CreateFixture(&shape, 10.0f);
m_fixture2 = NULL;
m_sensor = false;
}
void Keyboard(int key) override
{
switch (key)
{
case GLFW_KEY_C:
if (m_fixture2 == NULL)
{
b2CircleShape shape;
shape.m_radius = 3.0f;
shape.m_p.Set(0.5f, -4.0f);
m_fixture2 = m_body->CreateFixture(&shape, 10.0f);
m_body->SetAwake(true);
}
break;
case GLFW_KEY_D:
if (m_fixture2 != NULL)
{
m_body->DestroyFixture(m_fixture2);
m_fixture2 = NULL;
m_body->SetAwake(true);
}
break;
case GLFW_KEY_S:
if (m_fixture2 != NULL)
{
m_sensor = !m_sensor;
m_fixture2->SetSensor(m_sensor);
}
break;
}
}
void Step(Settings& settings) override
{
Test::Step(settings);
g_debugDraw.DrawString(5, m_textLine, "Press: (c) create a shape, (d) destroy a shape.");
m_textLine += m_textIncrement;
g_debugDraw.DrawString(5, m_textLine, "sensor = %d", m_sensor);
m_textLine += m_textIncrement;
}
static Test* Create()
{
return new ShapeEditing;
}
b2Body* m_body;
b2Fixture* m_fixture1;
b2Fixture* m_fixture2;
bool m_sensor;
};
static int testIndex = RegisterTest("Examples", "Shape Editing", ShapeEditing::Create);
|
