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Bullet.cpp
资源名称：3dexplorerTest.rar　[点击查看]
上传用户：hkb425
上传日期：2007-06-16
资源大小：34191k
文件大小：5k
源码类别：

游戏引擎

开发平台：

Visual C++

Bullet.cpp：源码内容
  1. // Bullet.cpp: implementation of the CBullet class.
  2. //
  3. //////////////////////////////////////////////////////////////////////
  5. #include "stdafx.h"
  6. #include "Bullet.h"
  7. #include "texture.h"
  8. #include "math.h"
  9. //////////////////////////////////////////////////////////////////////
  10. // Construction/Destruction
  11. //////////////////////////////////////////////////////////////////////
  13. CBullet::CBullet()
  14. {
  15. m_bulletType=M16;
  17. }
  18. CBullet::~CBullet()
  19. {
  20. }
  21. bool CBullet::InitBullet(VERTEX  startPos,float rotx,float roty,NORMAL direction,unsigned int *texResource,int type)
  22. {
  23. m_pTexResource=texResource;
  24. m_bulletType=type;
  25.     m_CurPos=startPos;
  26. m_oldPos=startPos;
  27. m_rotX=rotx;
  28. m_rotY=roty;
  29. m_rotZ=0;
  30.     m_direction = direction;
  31.     m_life=350;
  33.     switch(m_bulletType)
  34. {
  35. case M16:
  36.      m_Speed=3.0f;
  37. break;
  38. case RIFLE:
  39.      m_Speed=3.0f;
  40. break;
  41. case ROCKET:
  42. // m_rocket.InitParticle(startPos,m_pTexResource,BULLET_P,direction);
  43.      m_Speed=2.0f;
  44. break;
  45. }
  47. return true;
  48. }
  49. bool CBullet::InitBullet(VERTEX  startPos,float rotx,float roty,unsigned int *texResource,int type)
  50. {
  51. m_pTexResource=texResource;
  52.     NORMAL direction;
  53.     direction.nx=-cosf(rotx*0.0174533f)*sinf(roty*0.0174533f);
  54.     direction.ny=-sinf(rotx*0.0174533f);
  55.     direction.nz=-cosf(rotx*0.0174533f)*cosf(roty*0.0174533f);
  56.     InitBullet(startPos,rotx,roty,direction,m_pTexResource,type);
  57. return true;
  58. }
  59. void CBullet::UpdateBullet()
  60. {
  61. m_oldPos=m_CurPos;
  62. m_CurPos.xpos+=m_direction.nx*m_Speed;
  63. m_CurPos.ypos+=m_direction.ny*m_Speed;
  64. m_CurPos.zpos+=m_direction.nz*m_Speed;
  65.     if(m_cHmap.CollideCheck(m_oldPos,m_CurPos,2))
  66. {
  67. m_life=-1;
  68. }
  69.     else 
  70. {
  71. if(m_bulletType==M16)DrawM16Bullet();
  72. if(m_bulletType==RIFLE)DrawRifleBullet();
  73. if(m_bulletType==ROCKET)DrawRocketBullet();
  74. m_life--;
  75. }
  76. }
  78. void CBullet::DrawRifleBullet()
  79. {
  80. glEnable(GL_TEXTURE_2D);
  81. glDisable(GL_CULL_FACE);
  82.   glBindTexture(GL_TEXTURE_2D,m_pTexResource[0] );   
  83. glBlendFunc(GL_ONE,GL_ONE);
  84. glEnable(GL_BLEND);
  85. float size=0.1f;
  86.     glPushMatrix();
  87. glTranslatef(m_CurPos.xpos,m_CurPos.ypos,m_CurPos.zpos);
  88. glRotatef(m_rotY,  0.0f,1.0f,0.0f);
  89. glRotatef(-m_rotX,  1.0f,0.0f,0.0f);
  91. glBegin(GL_TRIANGLE_STRIP);
  92.     glTexCoord2f(0,0);
  93.     glVertex3f(-size,-size,0);
  94.     glTexCoord2f(1,0);
  95.     glVertex3f(size,-size,0);     
  96.     glTexCoord2f(0,1);
  97.         glVertex3f(-size,size,0);
  98.     glTexCoord2f(1,1);
  99.     glVertex3f(size,size,0);
  100. glEnd();
  101.     glPopMatrix();
  102. glDisable(GL_BLEND);
  103. glEnable(GL_CULL_FACE);
  104. }
  105. void CBullet::DrawM16Bullet()
  106. {
  107. glDisable(GL_CULL_FACE);
  108. glEnable(GL_TEXTURE_2D);
  109.   glBindTexture(GL_TEXTURE_2D,m_pTexResource[0]  );    
  111. float size=0.05f;
  112.     glPushMatrix();
  113. glTranslatef(m_CurPos.xpos,m_CurPos.ypos,m_CurPos.zpos);
  114. glRotatef(m_rotY,  0.0f,1.0f,0.0f);
  115. // glRotatef(m_rotZ,  0.0f,1.0f,0.0f);
  116. glRotatef(-m_rotX,  1.0f,0.0f,0.0f);
  118. glBegin(GL_TRIANGLE_FAN);
  119.     glTexCoord2f(0,1);
  120.     glVertex3f(0,0,-size*100);
  122.     glTexCoord2f(0,0);
  123.     glVertex3f(-size,0,0);
  124.     glTexCoord2f(1,0);
  125.     glVertex3f(size,0,0);
  126.     glTexCoord2f(0,0);
  127.     glVertex3f(0,size,0);
  128.     glTexCoord2f(1,0);
  129.     glVertex3f(-size,0,0);
  131. glEnd();
  132.     glPopMatrix();
  133. glEnable(GL_CULL_FACE);
  134. glDisable(GL_BLEND);
  136. }
  137. void  CBullet::DrawRocketBullet()
  138. {
  139.  //   m_rocket.DrawParticles(m_CurPos,m_direction);
  140. }
  141. void  CBullet::DrawExplosion()
  142. {
  143. glEnable(GL_TEXTURE_2D);
  144. glEnable(GL_ALPHA_TEST);
  145. glDisable(GL_CULL_FACE);
  146.   glBindTexture(GL_TEXTURE_2D,m_pTexResource[3] );    
  147. glBlendFunc(GL_ONE,GL_ONE);
  148. glEnable(GL_BLEND);  
  149. float size=3.0f;
  150.     glPushMatrix();
  151. glTranslatef(m_oldPos.xpos,m_oldPos.ypos,m_oldPos.zpos);
  152. glRotatef(m_rotY,  0.0f,1.0f,0.0f);
  154. glBegin(GL_TRIANGLE_STRIP);
  155.     glTexCoord2f(0,0);
  156.     glVertex3f(-size,0,0);
  157.     glTexCoord2f(1,0);
  158.     glVertex3f(size,0,0);     
  159.     glTexCoord2f(0,1);
  160.         glVertex3f(-size,2*size,0);
  161.     glTexCoord2f(1,1);
  162.     glVertex3f(size,2*size,0);
  163. glEnd();
  164.     glPopMatrix();
  165. glDisable(GL_BLEND);
  166. glEnable(GL_CULL_FACE);
  167. }
  169. void  CBullet::DrawGunFire()
  170. {
  171. glEnable(GL_TEXTURE_2D);
  172. glEnable(GL_ALPHA_TEST);
  173. glDisable(GL_CULL_FACE);
  174. glBlendFunc(GL_ONE,GL_ONE);
  175. glEnable(GL_BLEND);
  176.   glBindTexture(GL_TEXTURE_2D,m_pTexResource[3]);    
  177. float size=0.05f;
  178.     glPushMatrix();
  179. glTranslatef(m_oldPos.xpos,m_oldPos.ypos,m_oldPos.zpos);
  180. glRotatef(m_rotY,  0.0f,1.0f,0.0f);
  181. glRotatef(-m_rotX,  1.0f,0.0f,0.0f);
  182. glBegin(GL_TRIANGLE_STRIP);
  183.     glTexCoord2f(0,0);
  184.     glVertex3f(-size,-size,0);
  185.     glTexCoord2f(1,0);
  186.     glVertex3f(size,-size,0);     
  187.     glTexCoord2f(0,1);
  188.         glVertex3f(-size,size,0);
  189.     glTexCoord2f(1,1);
  190.     glVertex3f(size,size,0);
  191. glEnd();
  192.     glPopMatrix();
  193. glDisable(GL_BLEND);
  194. glEnable(GL_CULL_FACE);
  195. }