Mercurial > hg > Game > Cerium

annotate TaskManager/Test/test_render/ball_bound.cpp @ 238:443c7ae1c7a7 draft

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warning clean
author admin@mcbk.cr.ie.u-ryukyu.ac.jp
date Fri, 29 May 2009 13:43:52 +0900
parents 8ac35507094d
children 69a9d1f91dc9
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1 #include <math.h>
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2 #include <stdlib.h>
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3 #include "SceneGraphRoot.h"
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4 #include "SGList.h"
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5
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6 // prototype
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7 static void ball_move(SceneGraphPtr node, int screen_w, int screen_h);
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8 static void ball_collision(SceneGraphPtr node, int screen_w, int screen_h, SceneGraphPtr tree);
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9 static void ball_collision_idle(SceneGraphPtr, int w, int h, SceneGraphPtr tree);
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10
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11
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12 static float vy = 0.0f; // y 方向速度
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13 static float dt = 1.0/1.0f; // frame rate
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14
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15 static float e = -0.8f; // 反発係数
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16 static float g = 9.8f; // 重力加速度
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17 //static float v0 = 0.0f; // 初速は 0
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18
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19 static float h0; // 初期高さ
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20 static float ball_radius = 100.0f;
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21
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22 static int speed = 10.0f;
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23
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24 static void
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25 ball_move_idle2(SceneGraphPtr node, int screen_w, int screen_h)
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26 {
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27 Pad *pad = sgroot->getController();
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28
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29 if (pad->circle.isHold()) {
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30 if (pad->left.isHold()) {
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31 node->xyz[0] -= speed;
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32 if(node->xyz[0] < ball_radius)
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33 node->xyz[0] = ball_radius;
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34 } else if (pad->right.isHold()) {
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35 node->xyz[0] += speed;
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36 if(node->xyz[0] > screen_w - ball_radius)
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37 node->xyz[0] = screen_w - ball_radius;
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38 }
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39
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40 if (pad->up.isHold()) {
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41 node->xyz[1] -= speed;
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42 } else if (pad->down.isHold()) {
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43 node->xyz[1] += speed;
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44 if(node->xyz[1] > screen_h - ball_radius)
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45 node->xyz[1] = screen_h - ball_radius;
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46 }
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47 } else {
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48 node->set_move_collision(ball_move, ball_collision);
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49 }
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50 }
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51
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52 static int time = 0;
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53
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54 static void
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55 ball_move_idle(SceneGraphPtr node, int screen_w, int screen_h)
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56 {
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57 Pad *pad = sgroot->getController();
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58
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59 if (pad->circle.isPush()) {
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60 node->set_move_collision(ball_move_idle2, ball_collision_idle);
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61 time = 0;
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62 }
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63
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64 time++;
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65
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66 if (time > 90) {
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67 float w = (float)random();
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68
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69 w = fmodf(w, screen_w - ball_radius*2);
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70 node->xyz[0] = w + ball_radius;
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71 node->xyz[1] = h0;
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72 node->set_move_collision(ball_move, ball_collision);
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73 time = 0;
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74 }
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75 }
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76
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77 static void
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78 ball_move(SceneGraphPtr node, int screen_w, int screen_h)
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79 {
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80 vy += g * dt;
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81 node->xyz[1] += vy * dt;
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82 // node->xyz[0] += 10.0f;
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83 }
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84
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85 static void
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86 ball_collision_idle(SceneGraphPtr, int w, int h, SceneGraphPtr tree)
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87 {
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88 }
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89
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90 static void
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91 ball_collision(SceneGraphPtr node, int screen_w, int screen_h,
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92 SceneGraphPtr tree)
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93 {
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94 if (node->xyz[1] > screen_h - ball_radius) {
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95 node->xyz[1] = screen_h - ball_radius;
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96
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97 vy *= e;
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98 if (vy > -g && vy < 0) {
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99 vy = 0.0;
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100 node->set_move_collision(ball_move_idle, ball_collision_idle);
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101 }
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102 }
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103 }
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105
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106 void
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107 ball_bound_init(int screen_w, int screen_h)
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108 {
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109 SceneGraphPtr ball;
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110
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111 srandom(100);
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112
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113 sgroot->createFromXMLfile("xml_file/Ball.xml");
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114 ball = sgroot->createSceneGraph(Ball);
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115 ball->set_move_collision(ball_move, ball_collision);
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116
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117 h0 = screen_h/2;
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118 h0 = -1000;
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119
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120 ball->xyz[0] = screen_w/2;
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121 //ball->xyz[0] = 0.0f;
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122 ball->xyz[1] = h0;
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123 ball->xyz[2] = 30.0f;
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124
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125 sgroot->setSceneData(ball);
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126 }