1、電子科技大學(xué)信息與軟件工程學(xué)院三維圖形程序設(shè)計(jì)綜合實(shí)驗(yàn)標(biāo)準(zhǔn)實(shí)驗(yàn)報(bào)告（實(shí)驗(yàn)）課程名稱三維圖形程序設(shè)計(jì)電子科技大學(xué)教務(wù)處制表實(shí)驗(yàn)?zāi)康陌幢壤笮±L制太陽(yáng)系（太陽(yáng)、地球、月亮）自動(dòng)紋理映射地球以及月亮的自轉(zhuǎn)地球以及月亮的公轉(zhuǎn)#include windows.h”#include #include #include #define SunSize 0.6#define EarthSize 0.2#define MoonSize 0.1GLUquadricObj* g_quadratic_sun;GLUquadricObj* g_quadratic_earth;GLUquadricObj* g_quadr

2、atic_moon;GLuint sun_texture;GLuint earth_texture;GLuint moon_texture;GLfloat year = 0.0; /degreesGLfloat day = 0.0;GLfloat moonAroundEarth = 0.0;/月亮繞地球的速度GLfloat moonItsSelf = 0.0;/月球自轉(zhuǎn)的速度GLfloat EarthOrbitRadius = 1.0; /地球軌道半徑GLfloat MoonOrbitRadius = 0.3;/月亮軌道半徑？#pragma comment( lib, opengl32.lib

3、) OpenGL32.lib While Linking ( NEW ) #pragma comment( lib, glu32.lib) GLu32.lib While Linking ( NEW ) #pragma comment( lib, glaux.lib) GLaux.lib While Linking ( NEW )讀取BMP類型的圖形文件tAUX_RGBImageRec *LoadBMP(const char Filename) Image FILE *File = NULL;Handleif (!Filename)A Filename Was Givenreturn NULL

4、;NULLFile = fopen(Filename, r);See If The File Existsif (File)File Exist?fclose(File);Handlereturn auxDIBImageLoad(Filename);And Return A Pointerreturn NULL;Return NULL /加載綁定紋理GLuint LoadGLTexture(const char *filename) Convert To Textures AUX_RGBImageRec *pImage;/ Search For/ Search For/ Search For/

5、 Loads A Bitmap/ File/ Make Sure/ If Not Return/ Check To/ Does The/ Close The/ Load The Bitmap/ If Load Failed/ Load Bitmaps And/ Create Storage/ Texture IDSpace For The Texture GLuint texture = 0;pImage = LoadBMP(filename);/ Loads TheBitmap Specified By filename/ Load The Bitmap, Check For Errors,

6、 If Bitmaps Not Found Quitif (pImage != NULL & pImage-data != NULL)/ If Texture ImageExistsglGenTextures(1, &texture);/ Create TheTexture/ Typical Texture Generation Using Data From The BitmapglBindTexture(GL_TEXTURE_2D, texture);glTexImage2D(GL_TEXTURE_2D, 0, 3, pImage-sizeX, pImage-sizeY, 0, GL_RG

7、B, GL_UNSIGNED_BYTE, pImage-data);glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);/ Free The/ Free The Imagefree(pImage-data);Texture Image Memory free(pImage);Structurereturn texture;/ Return TheStatus void RenderScen

8、e(void) glPushMatrix();glEnable(GL_TEXTURE_2D);gluLookAt(0.0, 0.0, -4.0,0.0, 0.0,1.0,0.0, 1.0,0.0);繪制太陽(yáng)glColor3f(1.0, 1.0, 0.0);glBindTexture(GL_TEXTURE_2D, sun_texture); gluSphere(g_quadratic_sun, SunSize, 32, 32);glPushMatrix();地球公轉(zhuǎn)glRotatef(year, 0.0, 1.0, 0.0);glTranslatef(EarthOrbitRadius, 0.0,

9、 0.0);glRotatef(-year, 0.0, 1.0, 0.0);glPushMatrix();地球自轉(zhuǎn) glRotatef(day, 0.25, 1.0, 0.0);繪制地球glColor3f(0.0, 0.0, 1.0);glBindTexture(GL_TEXTURE_2D, earth_texture);/綁定紋理 gluSphere(g_quadratic_earth, EarthSize, 32, 32);glPopMatrix();月球公轉(zhuǎn)glRotatef(moonAroundEarth, 0.0, 1.0, 0.0);glTranslatef(MoonOrbitRa

10、dius, 0.0, 0.0);glRotatef(-moonAroundEarth, 0.0, 1.0, 0.0);/月球自轉(zhuǎn) glRotatef(moonItsSelf, 0.0, 1.0, 0.0);/繪制月球glColor3f(0.8, 0.8, 0.0);glBindTexture(GL_TEXTURE_2D, moon_texture);gluSphere(g_quadratic_moon, MoonSize, 32, 32);glPopMatrix();glPopMatrix();glDisable(GL_TEXTURE_2D);void Init(void)glEnable(G

11、L_DEPTH_TEST);glClearColor(0.0, 0.0, 0.0, 0.0);glLoadIdentity();幾何曲面的產(chǎn)生sun_texture = LoadGLTexture(sunmap.bmp);g_quadratic_sun = gluNewQuadric();gluQuadricNormals(g_quadratic_sun, GLU_SMOOTH); earth_texture = LoadGLTexture(earthmap1k.bmp);g_quadratic_earth = gluNewQuadric();gluQuadricNormals(g_quadr

12、atic_earth, GLU_SMOOTH);moon_texture = LoadGLTexture(moonmap4k.bmp);g_quadratic_moon = gluNewQuadric();gluQuadricNormals(g_quadratic_moon, GLU_SMOOTH);glTexGeni(GL_S, GL_TEXTURE_GEN_MODE, GL_SPHERE_MAP);glTexGeni(GL_T, GL_TEXTURE_GEN_MODE, GL_SPHERE_MAP);glEnable(GL_TEXTURE_GEN_S);glEnable(GL_TEXTUR

13、E_GEN_T);glMatrixMode(GL_MODELVIEW);glLoadIdentity();void Display(void)glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);glLoadIdentity();RenderScene();glFlush();glutSwapBuffers();void Reshape(int x, int y)if (y = 0) return;glMatrixMode(GL_PROJECTION);glLoadIdentity();gluPerspective(40.0, (GLdouble)x / (GLdouble)y, 0.5, 20.0);glMatrixMode(GL_MODELVIEW);glViewport(0, 0, x, y);Display();void Idle(void)day += 4;year += 0.5;moonItsSelf += 10;moonAroundEarth += 0.4;Display();int main(int argc, char* argv)glu