計算機圖形學-自行車-旋轉(zhuǎn)平移-等代碼

1、自行車代碼#include Conio.h#include graphics.h#define closegr closegraphvoid initgr(void) /* BGI初始化 */ int gd = DETECT, gm = 0; /* 和gd = VGA,gm = VGAHI是同樣效果 */ registerbgidriver(EGAVGA_driver);/* 注冊BGI驅(qū)動后可以不需要.BGI文件的支持運行 */ initgraph(&gd, &gm, );int main(void) void *w1,*w2; int i,k; int x=500,y=300; initg

2、r(); /* BGI初始化 */ setbkcolor(6);/*畫前輪*/circle(x/2,y/2,30);for(k=0;k=360;k+=30)line( x/2,y/2,x/2+30*cos(x/2+k)*0.01745),y/2+30*sin(x/2+k)*0.01745); /*畫后輪*/circle(x/2+100,y/2,30);for(k=0;k=360;k+=30)line( x/2+100,y/2,x/2+100+30*cos(x/2+100+k)*0.01745),y/2+30*sin(x/2+100+k)*0.01745);circle(x/2+50,y/2,8

3、);line(x/2+50,y/2,x/2+100,y/2);line(x/2,y/2,x/2+20,y/2-70);line(x/2+50,y/2,x/2+80,y/2-60);line(x/2+100,y/2,x/2+80,y/2-60);line(x/2+50,y/2,x/2+20,y/2-70);line(x/2+20,y/2-70,x/2+20,y/2-90);circle(x/2+20,y/2-90,4);line(x/2+70,y/2-60,x/2+90,y/2-60);w1=malloc(imagesize(x/2-130,y/2-90,x/2+130,y/2+30);geti

4、mage(x/2-130,y/2-90,x/2+130,y/2+30,w1);/*畫前輪*/circle(x/2,y/2,30);for(k=0;k=360;k+=30)line( x/2,y/2,x/2+30*cos(x/2+k)*0.01745),y/2+30*sin(x/2+k)*0.01745); /*畫后輪*/circle(x/2+100,y/2,30);for(k=0;k0;i-)if (i%2=0)putimage(i,175,w1,COPY_PUT);elseputimage(i,175,w2,COPY_PUT);putimage(i,175,w1,COPY_PUT);line

5、(0,330,730,330);getch(); /* closegr(); /* 恢復TEXT屏幕模式 * return 0;菱形旋轉(zhuǎn)代碼#include static GLsizei iMode = 1;static GLfloat xRot = 0.0f; /x方向旋轉(zhuǎn)參數(shù)static GLfloat yRot = 0.0f; /y方向旋轉(zhuǎn)參數(shù)GLUquadricObj *obj; /二次曲面對象void Initial(void)glClearColor(1.0f, 1.0f, 1.0f, 1.0f); glColor3f(0.0f, 0.0f, 0.0f);obj = gluNewQ

6、uadric( );gluQuadricDrawStyle(obj, GLU_LINE); /以線框方式繪制二次曲面對象void ChangeSize(int w, int h)glViewport(0, 0, w, h);glMatrixMode(GL_PROJECTION);glLoadIdentity();gluOrtho2D (-1.5f, 1.5f, -1.5f, 1.5f);void Display(void)glClear(GL_COLOR_BUFFER_BIT); glMatrixMode(GL_MODELVIEW);glLoadIdentity();glRotatef(xRo

7、t, 1.0f, 0.0f, 0.0f); /旋轉(zhuǎn)圖形glRotatef(yRot, 0.0f, 1.0f, 0.0f); /旋轉(zhuǎn)圖形/指定需要繪制的圖元switch(iMode)case 1:glutWireTetrahedron();break;case 2:glutSolidTetrahedron();break;case 3:glutWireOctahedron();break;case 4:glutSolidOctahedron();break;case 5:glutWireSphere(1.0f,15,15); break;case 6:glutSolidSphere(1.0f,1

8、5,15); break;case 7:glutWireTeapot(1.0f); break;case 8:glutSolidTeapot(1.0f); break;case 9:gluSphere(obj, 1.0f, 15, 15); break;case 10:gluCylinder(obj,1.0f,0.0f,1.0f,15,15);break;case 11:gluPartialDisk(obj,0.3f,0.8f,15,15,30.0f,260.0f);break;default: break;glFlush(); void ProcessMenu(int value)iMode

9、 = value; glutPostRedisplay();void SpecialKeys(int key, int x, int y)if(key = GLUT_KEY_UP)xRot-= 5.0f;if(key = GLUT_KEY_DOWN)xRot += 5.0f;if(key = GLUT_KEY_LEFT)yRot -= 5.0f;if(key = GLUT_KEY_RIGHT)yRot += 5.0f;if(xRot 356.0f)xRot = 0.0f;if(xRot 356.0f)yRot = 0.0f;if(yRot -1.0f)yRot = 355.0f;glutPos

10、tRedisplay();int main(int argc, char* argv)glutInit(&argc, argv);glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB); glutInitWindowSize(400,400); glutInitWindowPosition(100,100); glutCreateWindow(OpenGL模型繪制函數(shù)示例); /創(chuàng)建菜單并定義菜單回調(diào)函數(shù)int nGlutPolyMenu = glutCreateMenu(ProcessMenu); glutAddMenuEntry(線框正四面體,1); /創(chuàng)建

11、GLUT多面體繪制菜單glutAddMenuEntry(實體正四面體,2);glutAddMenuEntry(線框正八面體,3);glutAddMenuEntry(實體正八面體,4);int nGlutCurveMenu = glutCreateMenu(ProcessMenu); /創(chuàng)建GLUT曲面繪制菜單glutAddMenuEntry(線框球面,5);glutAddMenuEntry(實體球面,6);glutAddMenuEntry(線框茶壺,7);glutAddMenuEntry(實體茶壺,8);int nGluCurveMenu = glutCreateMenu(ProcessMen

12、u); /創(chuàng)建GLU曲面繪制菜單glutAddMenuEntry(線框球面,9);glutAddMenuEntry(線框圓錐面,10);glutAddMenuEntry(線框圓環(huán)面,11);int nMainMenu = glutCreateMenu(ProcessMenu); /創(chuàng)建主菜單glutAddSubMenu(GLUT多面體, nGlutPolyMenu);glutAddSubMenu(GLUT曲面, nGlutCurveMenu);glutAddSubMenu(GLU曲面, nGluCurveMenu);glutAttachMenu(GLUT_RIGHT_BUTTON);glutD

13、isplayFunc(Display);glutReshapeFunc(ChangeSize);glutSpecialFunc(SpecialKeys);Initial(); glutMainLoop(); return 0;旋轉(zhuǎn)平移代碼#include #include #include #define PI 3.1415926535 GLsizei w=500, h=500; GLuint regHex; static GLfloat rotTheta = 0.0; static GLfloat move = 0.0; static GLfloat go= 0.0; static GLfl

14、oat fraction = 1.0; static void init() glClearColor(1.0, 1.0, 1.0, 0.0); void display() glClear(GL_COLOR_BUFFER_BIT); glColor3f(1.0, 0.0, 1.0); glPushMatrix(); glTranslatef(move, go, 0.0); glScalef( fraction, fraction, fraction ); glRotatef(rotTheta, 0.0, 0.0, 1.0); glutWireSphere(5.0, 8, 6); glPopM

15、atrix(); glFlush(); / glutSwapBuffers(); void moveRightSphere() move+=20.0; if (move100.0) move=0.0; glutPostRedisplay(); void moveLeftSphere() move-=20.0; if (move100.0) go=0.0; glutPostRedisplay(); void moveDownSphere() go-=20.0; if (go=360.0) rotTheta=0.0; glutPostRedisplay(); void reshape(GLsize

16、i w, GLsizei h) glViewport(0, 0, w, h); glMatrixMode(GL_PROJECTION); glLoadIdentity(); glOrtho(-100.0, 100.0, -100.0, 100.0, 0.0, 100.0); glMatrixMode(GL_MODELVIEW); glLoadIdentity(); void specialKeyFcn(GLint specialKey, GLint x, GLint y) switch(specialKey) case GLUT_KEY_LEFT: moveLeftSphere(); break; case GLUT_KEY_RIGHT: moveRightSphere(); break; case GLUT_KEY_UP: moveUpSphere(); break; case GLUT_KEY_DOWN: moveDownSphere(); break; default: break