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c语言实现多线程动画程序

时间:2020-09-03 08:34:49 C语言 我要投稿

c语言实现多线程动画程序范例

  如何用c语言实现多线程动画程序呢?想要了解的朋友,以下是为大家分享的c语言实现多线程动画程序的范例,供大家参考借鉴,欢迎浏览!

  该程序是利用opengl图形库与fmod音频库写的一个简单3d动画程序。该程序在vs下运行良好,若缺少相关dll文件请确认已配制fmod与opengl库。

  mixmodel.cpp

  复制代码 代码如下:

  // mixmodel.cpp : 定义控制台应用程序的入口点。

  //

  #include "stdafx.h"

  //定义一个线程

  DWORD WINAPI SoundProc(

  LPVOID LPVIDEOPARAMETERS);

  //光照变量

  GLfloat whiteLight[] = { 0.2f, 0.2f, 0.2f, 1.0f };

  GLfloat sourceLight[] = { 0.8f, 0.8f, 0.8f, 1.0f };

  GLfloat lightPos[] = { 0.0f, 0.0f, 0.0f, 1.0f };

  //贴图变量

  GLuint toTextures[4];

  char* szFiles[4] = {"bcb.bmp","sun.bmp","earth.bmp","moon.bmp"};

  //声音引擎查错函数

  void ERRCHECK(FMOD_RESULT result)

  {

  if(result != FMOD_OK)

  {

  printf("FMOD error!(%d) %sn",result,FMOD_ErrorString(result));

  //exit(-1);

  }

  }

  void Initial()

  {

  AUX_RGBImageRec* Image[4];

  int i;

  glEnable(GL_DEPTH_TEST);// 启用深度测试

  glFrontFace(GL_CCW);// 指定逆时针绕法表示多边形正面

  glEnable(GL_CULL_FACE);// Do not calculate inside of jet

  // Enable lighting

  glEnable(GL_LIGHTING);

  // Setup and enable light 0

  glLightModelfv(GL_LIGHT_MODEL_AMBIENT,whiteLight);

  glLightfv(GL_LIGHT0,GL_DIFFUSE,sourceLight);

  glLightfv(GL_LIGHT0,GL_POSITION,lightPos);

  glEnable(GL_LIGHT0);

  // Enable color tracking

  glEnable(GL_COLOR_MATERIAL);

  // Set Material properties to follow glColor values

  glColorMaterial(GL_FRONT, GL_AMBIENT_AND_DIFFUSE);

  glClearColor(0.0f, 0.0f, 0.0f, 1.0f );//背景为黑色

  glGenTextures(4, toTextures);

  for(i=0;i<4;i++)

  {

  // Load environment map

  glBindTexture(GL_TEXTURE_2D, toTextures[i]);

  Image[i] = auxDIBImageLoadA(szFiles[i]);

  glTexImage2D(GL_TEXTURE_2D, 0, 3, Image[i]->sizeX, Image[i]->sizeY, 0, GL_RGB , GL_UNSIGNED_BYTE, Image[i]->data);

  glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);

  glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);

  glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);

  glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);

  glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_DECAL);

  }

  glEnable(GL_TEXTURE_2D);

  glEnable(GL_TEXTURE_GEN_S);

  glEnable(GL_TEXTURE_GEN_T);

  glTexGeni(GL_S, GL_TEXTURE_GEN_MODE, GL_SPHERE_MAP);

  glTexGeni(GL_T, GL_TEXTURE_GEN_MODE, GL_SPHERE_MAP);

  }

  void drawsphere()

  {

  static float fElect1 = 0.0f;

  glTranslatef(0.0f, 0.0f, -250.0f);

  glBindTexture(GL_TEXTURE_2D,toTextures[1]);

  glDisable(GL_LIGHTING);

  // 绘制红色的太阳模型

  //glShadeModel(GL_SMOOTH);

  glColor3f(1.0f, 0.0f, 0.0f);

  glutSolidSphere(12.0f, 100, 100);

  glEnable(GL_LIGHTING);

  // 当前绘制颜色变为蓝色

  //glShadeModel(GL_FLAT);

  glBindTexture(GL_TEXTURE_2D,toTextures[2]);

  glColor3f(0.0f, 0.0f, 1.0f);

  //绘制地球

  //保存当前的模型视图矩阵

  //glPushMatrix();

  glLightfv(GL_LIGHT0,GL_POSITION,lightPos);

  glRotatef(fElect1, 0.0f, 1.0f, 0.0f);//绕y轴旋转一定的.角度

  glTranslatef(90.0f, 0.0f, 0.0f);//平移一段距离

  glutSolidSphere(9.0f, 100, 100);

  glBindTexture(GL_TEXTURE_2D,toTextures[3]);

  glColor3f(1.0f,1.0f,0.0f);

  glRotatef(fElect1*4, 0.0f, 1.0f, 0.0f);

  glTranslatef(40.0f, 0.0f, 0.0f);

  glutSolidSphere(5.0f, 100, 100);

  // 恢复矩阵

  glPopMatrix();

  // 增加旋转步长

  fElect1 += 5.0f;

  if(fElect1 > 360.0f)fElect1 = 5.0f;

  }

  void ChangeSize(int w, int h)

  {

  if(h == 0)h = 1;

  // 设置视区尺寸

  glViewport(0, 0, w, h);

  glMatrixMode(GL_PROJECTION);

  glLoadIdentity();

  // 设置修剪空间

  GLfloat fAspect;

  fAspect = (float)w/(float)h;

  gluPerspective(45.0, fAspect, 1.0, 500.0);

  /*

  if (w <= h)

  glOrtho (-nRange, nRange, nRange*h/w, -nRange*h/w, -nRange*2.0f, nRange*2.0f);

  else

  glOrtho (-nRange*w/h, nRange*w/h, nRange, -nRange, -nRange*2.0f, nRange*2.0f);

  */

  glMatrixMode(GL_MODELVIEW);

  glLoadIdentity();

  }

  void RenderScene(void)

  {

  // 旋转的角度

  glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

  // 重置模型视图矩阵

  //glMatrixMode(GL_MODELVIEW);

  glMatrixMode(GL_PROJECTION);

  glPushMatrix();

  glLoadIdentity();

  gluOrtho2D(0.0f, 1.0f, 0.0f, 1.0f);

  glMatrixMode(GL_MODELVIEW);

  glBindTexture(GL_TEXTURE_2D, toTextures[0]);

  glDisable(GL_TEXTURE_GEN_S);

  glDisable(GL_TEXTURE_GEN_T);

  glDepthMask(GL_FALSE);

  glBegin(GL_QUADS);

  glTexCoord2f(0.0f, 0.0f);

  glVertex2f(0.0f, 0.0f);

  glTexCoord2f(1.0f, 0.0f);

  glVertex2f(1.0f, 0.0f);

  glTexCoord2f(1.0f, 1.0f);

  glVertex2f(1.0f, 1.0f);

  glTexCoord2f(0.0f, 1.0f);

  glVertex2f(0.0f, 1.0f);

  glEnd();

  glMatrixMode(GL_PROJECTION);

  glPopMatrix();

  //glLoadIdentity();

  //

  glMatrixMode(GL_MODELVIEW);

  glEnable(GL_TEXTURE_GEN_S);

  glEnable(GL_TEXTURE_GEN_T);

  glDepthMask(GL_TRUE);

  //glLoadIdentity();

  glPushMatrix();

  //将图形沿z轴负向移动

  drawsphere();

  glutSwapBuffers();

  }

  void TimerFunc(int value)

  {

  glutPostRedisplay();

  glutTimerFunc(100, TimerFunc, 1);

  }

  //背景音乐的调度函数

  void bcsound()

  {

  FMOD_RESULT result;

  FMOD::System *system;

  FMOD::Channel *channel;

  result = FMOD::System_Create(&system); // 创造FMOD的系统内核对象

  ERRCHECK(result);

  result = system->setSpeakerMode(FMOD_SPEAKERMODE_5POINT1); // 设置5.1声道模式

  ERRCHECK(result);

  result = system->setSoftwareChannels(100); // 调整软件混合

  ERRCHECK(result);

  result = system->setHardwareChannels(32); // 调整硬件混合

  ERRCHECK(result);

  result = system->init(200, FMOD_INIT_NORMAL, 0); // 初始化FMOD,音量大小为200

  ERRCHECK(result);

  FMOD::Sound *sound;

  result = system->createSound("P115.ogg", FMOD_DEFAULT, 0, &sound); //载入磁盘文件到内存,(全部载入后返回)

  ERRCHECK(result);

  unsigned int lenms;

  result = sound->getLength(&lenms,FMOD_TIMEUNIT_MS);

  ERRCHECK(result);

  result = system->playSound(FMOD_CHANNEL_FREE, sound, false, &channel);//播放

  ERRCHECK(result);

  Sleep(lenms);

  result = system->createSound("End Theme.mp3", FMOD_DEFAULT, 0, &sound); //载入磁盘文件到内存,(全部载入后返回)

  ERRCHECK(result);

  result = sound->getLength(&lenms,FMOD_TIMEUNIT_MS);

  ERRCHECK(result);

  result = system->playSound(FMOD_CHANNEL_FREE, sound, false, &channel);//播放

  ERRCHECK(result);

  Sleep(lenms);

  system->release();//释放

  }

  //动画功能函数

  void graph(int argc, char* argv[])

  {

  glutInit(&argc, argv);

  glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH);

  glutInitWindowSize(600,350);

  glutCreateWindow("日月地模型示例");

  glutReshapeFunc(ChangeSize);

  glutDisplayFunc(RenderScene);

  glutTimerFunc(500, TimerFunc, 1);

  Initial();

  glutMainLoop();

  }

  int main(int argc, char* argv[])

  {

  HANDLE hThread1;

  hThread1 = CreateThread(NULL,0,SoundProc,NULL,0,NULL);

  CloseHandle(hThread1);

  graph(argc,argv);

  Sleep(3000);

  return 0;

  }

  DWORD WINAPI SoundProc(

  LPVOID LPVIDEOPARAMETERS)

  {

  bcsound();

  return 0;

  }

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