Mercurial > hg > Game > Cerium

comparison Renderer/test_render/ball_bound.cpp @ 283:15bfacccde99 draft

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
fix test_render
author e065746@localhost.localdomain
date Fri, 05 Jun 2009 16:49:12 +0900
parents
children
comparison
equal deleted inserted replaced
282:ef6b225f6f40 283:15bfacccde99
1 #include <math.h>
2 #include <stdlib.h>
3 #include "SceneGraphRoot.h"
4 #include "SGList.h"
5
6 // prototype
7 static void ball_move(SceneGraphPtr node, int screen_w, int screen_h);
8 static void ball_collision(SceneGraphPtr node, int screen_w, int screen_h, SceneGraphPtr tree);
9 static void ball_collision_idle(SceneGraphPtr, 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 int speed = 10.0f;
23
24 static void
25 ball_move_idle2(SceneGraphPtr node, int screen_w, int screen_h)
26 {
27 Pad *pad = sgroot->getController();
28
29 if (pad->circle.isHold()) {
30 if (pad->left.isHold()) {
31 node->xyz[0] -= speed;
32 if(node->xyz[0] < ball_radius)
33 node->xyz[0] = ball_radius;
34 } else if (pad->right.isHold()) {
35 node->xyz[0] += speed;
36 if(node->xyz[0] > screen_w - ball_radius)
37 node->xyz[0] = screen_w - ball_radius;
38 }
39
40 if (pad->up.isHold()) {
41 node->xyz[1] -= speed;
42 } else if (pad->down.isHold()) {
43 node->xyz[1] += speed;
44 if(node->xyz[1] > screen_h - ball_radius)
45 node->xyz[1] = screen_h - ball_radius;
46 }
47 } else {
48 node->set_move_collision(ball_move, ball_collision);
49 }
50 }
51
52 static int time = 0;
53
54 static void
55 ball_move_idle(SceneGraphPtr node, int screen_w, int screen_h)
56 {
57 Pad *pad = sgroot->getController();
58
59 if (pad->circle.isPush()) {
60 node->set_move_collision(ball_move_idle2, ball_collision_idle);
61 time = 0;
62 }
63
64 time++;
65
66 if (time > 90) {
67 float w = (float)random();
68
69 w = fmodf(w, screen_w - ball_radius*2);
70 node->xyz[0] = w + ball_radius;
71 node->xyz[1] = h0;
72 node->set_move_collision(ball_move, ball_collision);
73 time = 0;
74 }
75 }
76
77 static void
78 ball_move(SceneGraphPtr node, int screen_w, int screen_h)
79 {
80 vy += g * dt;
81 node->xyz[1] += vy * dt;
82 // node->xyz[0] += 10.0f;
83 }
84
85 static void
86 ball_collision_idle(SceneGraphPtr, int w, int h, SceneGraphPtr tree)
87 {
88 }
89
90 static void
91 ball_collision(SceneGraphPtr node, int screen_w, int screen_h,
92 SceneGraphPtr tree)
93 {
94 if (node->xyz[1] > screen_h - ball_radius) {
95 node->xyz[1] = screen_h - ball_radius;
96
97 vy *= e;
98 if (vy > -g && vy < 0) {
99 vy = 0.0;
100 node->set_move_collision(ball_move_idle, ball_collision_idle);
101 }
102 }
103 }
104
105
106 void
107 ball_bound_init(int screen_w, int screen_h)
108 {
109 SceneGraphPtr ball;
110
111 srandom(100);
112
113 sgroot->createFromXMLfile("xml_file/Ball.xml");
114 ball = sgroot->createSceneGraph(Ball);
115 ball->set_move_collision(ball_move, ball_collision);
116
117 h0 = screen_h/2;
118 h0 = -1000;
119
120 ball->xyz[0] = screen_w/2;
121 //ball->xyz[0] = 0.0f;
122 ball->xyz[1] = h0;
123 ball->xyz[2] = 30.0f;
124
125 sgroot->setSceneData(ball);
126 }