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  1. C語言

    c語言實現多線程動畫程序

    時間:2025-05-22 13:29:29 C語言 我要投稿
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    c語言實現多線程動畫程序范例

      如何用c語言實現多線程動畫程序呢?想要了解的朋友,以下是為大家分享的c語言實現多線程動畫程序的范例,供大家參考借鑒,歡迎瀏覽!

      該程序是利用opengl圖形庫與fmod音頻庫寫的一個簡單3d動畫程序。該程序在vs下運行良好,若缺少相關dll文件請確認已配制fmod與opengl庫。

      mixmodel.cpp

      復制代碼 代碼如下:

      // mixmodel.cpp : 定義控制臺應用程序的入口點。

      //

      #include "stdafx.h"

      //定義一個線程

      DWORD WINAPI SoundProc(

      LPVOID LPVIDEOPARAMETERS);

      //光照變量

      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 };

      //貼圖變量

      GLuint toTextures[4];

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

      //聲音引擎查錯函數

      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);// 啟用深度測試

      glFrontFace(GL_CCW);// 指定逆時針繞法表示多邊形正面

      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 );//背景為黑色

      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);

      // 繪制紅色的太陽模型

      //glShadeModel(GL_SMOOTH);

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

      glutSolidSphere(12.0f, 100, 100);

      glEnable(GL_LIGHTING);

      // 當前繪制顏色變為藍色

      //glShadeModel(GL_FLAT);

      glBindTexture(GL_TEXTURE_2D,toTextures[2]);

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

      //繪制地球

      //保存當前的模型視圖矩陣

      //glPushMatrix();

      glLightfv(GL_LIGHT0,GL_POSITION,lightPos);

      glRotatef(fElect1, 0.0f, 1.0f, 0.0f);//繞y軸旋轉一定的角度

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

      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);

      // 恢復矩陣

      glPopMatrix();

      // 增加旋轉步長

      fElect1 += 5.0f;

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

      }

      void ChangeSize(int w, int h)

      {

      if(h == 0)h = 1;

      // 設置視區尺寸

      glViewport(0, 0, w, h);

      glMatrixMode(GL_PROJECTION);

      glLoadIdentity();

      // 設置修剪空間

      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)

      {

      // 旋轉的角度

      glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

      // 重置模型視圖矩陣

      //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();

      //將圖形沿z軸負向移動

      drawsphere();

      glutSwapBuffers();

      }

      void TimerFunc(int value)

      {

      glutPostRedisplay();

      glutTimerFunc(100, TimerFunc, 1);

      }

      //背景音樂的調度函數

      void bcsound()

      {

      FMOD_RESULT result;

      FMOD::System *system;

      FMOD::Channel *channel;

      result = FMOD::System_Create(&system); // 創造FMOD的系統內核對象

      ERRCHECK(result);

      result = system->setSpeakerMode(FMOD_SPEAKERMODE_5POINT1); // 設置5.1聲道模式

      ERRCHECK(result);

      result = system->setSoftwareChannels(100); // 調整軟件混合

      ERRCHECK(result);

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

      ERRCHECK(result);

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

      ERRCHECK(result);

      FMOD::Sound *sound;

      result = system->createSound("P115.ogg", FMOD_DEFAULT, 0, &sound); //載入磁盤文件到內存,(全部載入后返回)

      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); //載入磁盤文件到內存,(全部載入后返回)

      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();//釋放

      }

      //動畫功能函數

      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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