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comparison Renderer/Test_/SgRootChange.cc @ 4:b5b462ac9b3b

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Cerium Blender ball_bound
author Daiki KINJYO <e085722@ie.u-ryukyu.ac.jp>
date Mon, 29 Nov 2010 16:42:42 +0900
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3:3f6fe22ac669 4:b5b462ac9b3b
1 #include <math.h>
2 #include <stdlib.h>
3 #include "SceneGraphRoot.h"
4 #include "MainLoop.h"
5 #include "SgRootChange.h"
6
7 static void ball_move(SceneGraphPtr node, void *sgroot_, int screen_w, int screen_h);
8 static void ball_collision(SceneGraphPtr node, void *sgroot_, int screen_w, int screen_h, SceneGraphPtr tree);
9 static void ball_collision_idle(SceneGraphPtr, void *sgroot_, int w, int h, SceneGraphPtr tree);
10
11
12 static float vy = 0.0f; // y 方向速度
13 static float dt = 1.0/1.0f; // frame rate
14
15 static float e = -0.8f; // 反発係数
16 static float g = 9.8f; // 重力加速度
17 //static float v0 = 0.0f; // 初速は 0
18
19 static float h0; // 初期高さ
20 static float ball_radius = 100.0f;
21
22 static float speed = 10.0f;
23
24 static void
25 ball_move_idle2(SceneGraphPtr node, void *sgroot_, int screen_w, int screen_h)
26 {
27 SceneGraphRoot *sgroot = (SceneGraphRoot *)sgroot_;
28 Pad *pad = sgroot->getController();
29
30 if (pad->circle.isHold()) {
31 if (pad->left.isHold()) {
32 node->xyz[0] -= speed;
33 if(node->xyz[0] < ball_radius)
34 node->xyz[0] = ball_radius;
35 } else if (pad->right.isHold()) {
36 node->xyz[0] += speed;
37 if(node->xyz[0] > screen_w - ball_radius)
38 node->xyz[0] = screen_w - ball_radius;
39 }
40
41 if (pad->up.isHold()) {
42 node->xyz[1] -= speed;
43 } else if (pad->down.isHold()) {
44 node->xyz[1] += speed;
45 if(node->xyz[1] > screen_h - ball_radius)
46 node->xyz[1] = screen_h - ball_radius;
47 }
48 } else {
49 node->set_move_collision(ball_move, ball_collision);
50 }
51 }
52
53 static int time = 0;
54
55 static void
56 ball_move_idle(SceneGraphPtr node, void *sgroot_, int screen_w, int screen_h)
57 {
58 SceneGraphRoot *sgroot = (SceneGraphRoot *)sgroot_;
59 Pad *pad = sgroot->getController();
60
61 if (pad->circle.isPush()) {
62 node->set_move_collision(ball_move_idle2, ball_collision_idle);
63 time = 0;
64 }
65
66 time++;
67
68 if (time > 90) {
69 float w = (float)random();
70
71 w = fmodf(w, screen_w - ball_radius*2);
72 node->xyz[0] = w + ball_radius;
73 node->xyz[1] = h0;
74 node->set_move_collision(ball_move, ball_collision);
75 time = 0;
76 }
77 }
78
79 static void
80 ball_move(SceneGraphPtr node, void *sgroot_, int screen_w, int screen_h)
81 {
82 vy += g * dt;
83 node->xyz[1] += vy * dt;
84 // node->xyz[0] += 10.0f;
85 }
86
87 static void
88 ball_collision_idle(SceneGraphPtr, void *sgroot_, int w, int h, SceneGraphPtr tree)
89 {
90 }
91
92 static void
93 ball_collision(SceneGraphPtr node, void *sgroot_, int screen_w, int screen_h,
94 SceneGraphPtr tree)
95 {
96 if (node->xyz[1] > screen_h - ball_radius) {
97 node->xyz[1] = screen_h - ball_radius;
98
99 vy *= e;
100 if (vy > -g && vy < 0) {
101 vy = 0.0;
102 node->set_move_collision(ball_move_idle, ball_collision_idle);
103 }
104 }
105 }
106
107 // prototype
108 MainLoopPtr
109 SgRootChange::init(Viewer *viewer, int screen_w, int screen_h)
110 {
111 SgChange *sgroot = new SgChange(viewer);
112 SceneGraphPtr ball;
113 sgroot->run_init();
114 srandom(100);
115
116 sgroot->createFromXMLfile("xml_file/Ball.xml");
117 ball = sgroot->createSceneGraph("Ball");
118 ball->set_move_collision(ball_move, ball_collision);
119
120 h0 = screen_h/2;
121 h0 = -1000;
122
123 ball->xyz[0] = screen_w/2;
124 ball->xyz[1] = h0;
125 ball->xyz[2] = 30.0f;
126
127 sgroot->setSceneData(ball);
128
129 return sgroot;
130 }
131
132 extern Application *
133 application() {
134 return new SgRootChange();
135 }
136
137 const char *usr_help_str = "Usage: ./test_nogl [OPTION]\n";
138
139 extern int init(TaskManager *manager, int argc, char *argv[]);
140 extern void task_initialize();
141 static void TMend(TaskManager *manager);
142
143 int
144 TMmain(TaskManager *manager, int argc, char *argv[])
145 {
146 task_initialize();
147 manager->set_TMend(TMend);
148 return init(manager, argc, argv);
149
150 }
151
152 void
153 TMend(TaskManager *manager)
154 {
155 printf("test_nogl end\n");
156 }
157
158 /* end */