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
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
|
#include <math.h>
#include <crepe/ComponentManager.h>
#include <crepe/api/Config.h>
#include <crepe/api/GameObject.h>
#include <crepe/api/Rigidbody.h>
#include <crepe/api/Transform.h>
#include <crepe/system/ParticleSystem.h>
#include <gtest/gtest.h>
using namespace std;
using namespace std::chrono_literals;
using namespace crepe;
class ParticlesTest : public ::testing::Test {
protected:
GameObject * game_object;
ParticleSystem particle_system;
void SetUp() override {
ComponentManager & mgr = ComponentManager::get_instance();
std::vector<std::reference_wrapper<Transform>> transforms
= mgr.get_components_by_id<Transform>(0);
if (transforms.empty()) {
game_object = new GameObject(0, "", "", Vector2{0, 0}, 0, 0);
game_object->add_component<ParticleEmitter>(ParticleEmitter::Data{
.position = {0,0},
.max_particles = 100,
.emission_rate = 0,
.min_speed = 0,
.max_speed = 0,
.min_angle = 0,
.max_angle = 0,
.begin_lifespan = 0,
.end_lifespan = 0,
.force_over_time = Vector2{0,0},
.boundary{
.width = 0,
.height = 0,
.offset = Vector2{0,0},
.reset_on_exit = false,
},
.sprite = nullptr,
});
}
transforms = mgr.get_components_by_id<Transform>(0);
Transform & transform = transforms.front().get();
transform.position.x = 0.0;
transform.position.y = 0.0;
transform.rotation = 0.0;
std::vector<std::reference_wrapper<ParticleEmitter>> rigidbodies
= mgr.get_components_by_id<ParticleEmitter>(0);
ParticleEmitter & emitter = rigidbodies.front().get();
emitter.data.position = {0, 0};
emitter.data.emission_rate = 0;
emitter.data.min_speed = 0;
emitter.data.max_speed = 0;
emitter.data.min_angle = 0;
emitter.data.max_angle = 0;
emitter.data.begin_lifespan = 0;
emitter.data.end_lifespan = 0;
emitter.data.force_over_time = Vector2{0, 0};
emitter.data.boundary = {0, 0, Vector2{0, 0}, false};
emitter.data.sprite = nullptr;
for (auto& particle : emitter.data.particles) {
particle.active = false;
}
}
};
TEST_F(ParticlesTest, spawnParticle) {
Config::get_instance().physics.gravity = 1;
ComponentManager & mgr = ComponentManager::get_instance();
ParticleEmitter & emitter = mgr.get_components_by_id<ParticleEmitter>(0).front().get();
emitter.data.end_lifespan = 5;
emitter.data.boundary.height = 100;
emitter.data.boundary.width = 100;
emitter.data.max_speed = 0.1;
emitter.data.max_angle = 0.1;
emitter.data.max_speed = 10;
emitter.data.max_angle = 10;
particle_system.update();
//check if nothing happend
EXPECT_EQ(emitter.data.particles[0].active, 0);
emitter.data.emission_rate = 1;
//check particle spawnes
particle_system.update();
EXPECT_EQ(emitter.data.particles[0].active, 1);
particle_system.update();
EXPECT_EQ(emitter.data.particles[1].active, 1);
particle_system.update();
EXPECT_EQ(emitter.data.particles[2].active, 1);
particle_system.update();
EXPECT_EQ(emitter.data.particles[3].active, 1);
for (auto& particle : emitter.data.particles) {
// Check velocity range
EXPECT_GE(particle.velocity.x, emitter.data.min_speed); // Speed should be greater than or equal to min_speed
EXPECT_LE(particle.velocity.x, emitter.data.max_speed); // Speed should be less than or equal to max_speed
EXPECT_GE(particle.velocity.y, emitter.data.min_speed); // Speed should be greater than or equal to min_speed
EXPECT_LE(particle.velocity.y, emitter.data.max_speed); // Speed should be less than or equal to max_speed
// Check angle range
EXPECT_GE(particle.angle, emitter.data.min_angle); // Angle should be greater than or equal to min_angle
EXPECT_LE(particle.angle, emitter.data.max_angle); // Angle should be less than or equal to max_angle
}
}
TEST_F(ParticlesTest, moveParticleHorizontal) {
Config::get_instance().physics.gravity = 1;
ComponentManager & mgr = ComponentManager::get_instance();
ParticleEmitter & emitter = mgr.get_components_by_id<ParticleEmitter>(0).front().get();
emitter.data.end_lifespan = 100;
emitter.data.boundary.height = 100;
emitter.data.boundary.width = 100;
emitter.data.min_speed = 1;
emitter.data.max_speed = 1;
emitter.data.max_angle = 0;
emitter.data.emission_rate = 1;
for (int a = 1; a < emitter.data.boundary.width/2; a++) {
particle_system.update();
EXPECT_EQ(emitter.data.particles[0].position.x,a);
}
}
TEST_F(ParticlesTest, moveParticleVertical) {
Config::get_instance().physics.gravity = 1;
ComponentManager & mgr = ComponentManager::get_instance();
ParticleEmitter & emitter = mgr.get_components_by_id<ParticleEmitter>(0).front().get();
emitter.data.end_lifespan = 100;
emitter.data.boundary.height = 100;
emitter.data.boundary.width = 100;
emitter.data.min_speed = 1;
emitter.data.max_speed = 1;
emitter.data.min_angle = 90;
emitter.data.max_angle = 90;
emitter.data.emission_rate = 1;
for (int a = 1; a < emitter.data.boundary.width/2; a++) {
particle_system.update();
EXPECT_EQ(emitter.data.particles[0].position.y,a);
}
}
|