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Rocket.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：4k
源码类别：

游戏引擎

开发平台：

Visual C++

Rocket.cpp：源码内容
  1. // Rocket.cpp: implementation of the CRocket class.
  2. //
  3. //////////////////////////////////////////////////////////////////////
  5. #include "stdafx.h"
  6. #include "Rocket.h"
  7. #include "math.h"
  8. //////////////////////////////////////////////////////////////////////
  9. // Construction/Destruction
  10. //////////////////////////////////////////////////////////////////////
  12. CRocket::CRocket()
  13. {
  14.     m_life=0;
  15. m_Speed=30.0f;
  16. listPos=0;
  17. m_bHit=false;
  18. }
  20. CRocket::~CRocket()
  21. {
  23. }
  24. bool CRocket::InitRocket(VERTEX  startPos,float rotx,float roty,NORMAL direction,unsigned int texid )
  25. {
  26. m_texid=texid;
  27.     m_CurPos=startPos;
  28. m_oldPos=startPos;
  29. m_rotX=rotx;
  30. m_rotY=roty;
  31. m_rotZ=0;
  32.     m_direction = direction;
  33. m_life=400;
  34.     m_bHit=false;
  35. for(int i=0;i<P_MAXNUM;i++)
  36. m_particle[i].life=0;
  37. ///////////////////////////////////////
  40. return true;
  41. }
  42. void CRocket::UpdateRocket()
  43. {
  44. if(m_bHit)return;
  45. m_oldPos=m_CurPos;
  46. m_CurPos.xpos+=m_direction.nx*m_Speed;
  47. m_CurPos.ypos+=m_direction.ny*m_Speed;
  48. m_CurPos.zpos+=m_direction.nz*m_Speed;
  49.     if(m_cHmap.CollideCheck(m_oldPos,m_CurPos,0,1))
  50. {
  51. m_life=150;
  52. m_bHit=true;
  53.     m_ptcExplosion.InitParticle(EXPLOSION_P,m_oldPos);
  54. }
  55.     else 
  56. {
  57. m_life--;
  58.         Flamethrow();
  59. }
  61. }
  62. void  CRocket::DrawRocket()
  63. {
  64. if(m_bHit)
  65. {
  66. DrawExplosion();
  67. m_life--;
  68. }
  69. else DrawSmokeTail();
  70. }
  71. void  CRocket::DrawExplosion()
  72. {
  73.     glPushMatrix();
  74. glTranslatef(m_CurPos.xpos,m_CurPos.ypos,m_CurPos.zpos);
  75. glRotatef(*m_cHmap.m_pViewRotY,  0.0f,1.0f,0.0f);
  76. glRotatef(-*m_cHmap.m_pViewRotX,  1.0f,0.0f,0.0f);
  78.         m_ptcExplosion.DrawParticles(m_CurPos);
  80.     glPopMatrix();
  81. }
  82. void  CRocket::DrawSmokeTail()
  83. {
  84.     ////////here draw rocket
  85. glDisable(GL_CULL_FACE);
  86. glEnable(GL_TEXTURE_2D);
  87.   glBindTexture(GL_TEXTURE_2D,m_texid);
  88. glBlendFunc(GL_SRC_ALPHA,GL_ONE);
  89. // glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
  90. glEnable(GL_BLEND);
  91. // glEnable(GL_ALPHA_TEST);
  92. ////////draw smoke
  93.     for(int i=listPos;i>-1;i--)
  94. {
  95. if(m_particle[i].life>0)
  96. {
  97. glPushMatrix();
  98. glTranslatef(m_particle[i].pos.xpos, m_particle[i].pos.ypos, m_particle[i].pos.zpos);
  99.             glRotated( m_rotY,0,1,0);
  100.             glRotated(-m_rotX,1,0,0);
  101. //         glRotatef(*m_cHmap.m_pViewRotY,  0.0f,1.0f,0.0f);
  102. //         glRotatef(-*m_cHmap.m_pViewRotX,  1.0f,0.0f,0.0f);
  104. glColor4d(0.5f,0.5f,0.5f,m_particle[i].life);
  105. glBegin(GL_QUADS);
  106.         glTexCoord2d(0,0);       
  107.     glVertex3f(-m_particle[i].size,-m_particle[i].size,0);
  108.         glTexCoord2d(1,0); 
  109. glVertex3f( m_particle[i].size,-m_particle[i].size,0);
  110.         glTexCoord2d(1,1);      
  111. glVertex3f( m_particle[i].size, m_particle[i].size,0);
  112.         glTexCoord2d(0,1);      
  113. glVertex3f(-m_particle[i].size, m_particle[i].size,0);
  114.             glEnd();
  115. glPopMatrix();
  116. }
  118. }
  119.     for( i=P_MAXNUM;i>listPos;i--)
  120. {
  121. if(m_particle[i].life>0)
  122. {
  123. glPushMatrix();
  124. glTranslatef(m_particle[i].pos.xpos, m_particle[i].pos.ypos, m_particle[i].pos.zpos);
  125.             glRotated( m_rotY,0,1,0);
  126.             glRotated(-m_rotX,1,0,0);
  129. glColor4d(0.5f,0.5f,0.5f,m_particle[i].life);
  130. glBegin(GL_QUADS);
  131.         glTexCoord2d(0,0);       
  132.     glVertex3f(-m_particle[i].size,-m_particle[i].size,0);
  133.         glTexCoord2d(1,0); 
  134. glVertex3f( m_particle[i].size,-m_particle[i].size,0);
  135.         glTexCoord2d(1,1);      
  136. glVertex3f( m_particle[i].size, m_particle[i].size,0);
  137.         glTexCoord2d(0,1);      
  138. glVertex3f(-m_particle[i].size, m_particle[i].size,0);
  139.             glEnd();
  140. glPopMatrix();
  141. }
  143. }
  144. glDisable(GL_BLEND);
  145. glDisable(GL_ALPHA_TEST);
  146. glEnable(GL_CULL_FACE);
  147. glColor3f(1,1,1);
  148. listPos++;
  149. if(listPos>(P_MAXNUM-1))listPos=0;
  150. }
  151. void CRocket::Flamethrow()
  152. {
  153.     for(int i=0;i<P_MAXNUM;i++)
  154. {
  155. if(m_particle[i].life>0)
  156. {
  157. m_particle[i].life-=0.1f;
  158. m_particle[i].size+=0.5f;
  159. //m_particle[i].pos.ypos+=(1-m_particle[i].life)*1.0f;
  160. }
  161. }
  162. m_particle[listPos].life = 1;
  163. m_particle[listPos].size = 1.5f;
  164. m_particle[listPos].pos  = m_CurPos; 
  167. }