define _CRT_SECURE_NO_WARNI NGS include Windows include cstdio include

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#define _CRT_SECURE_NO_WARNINGS
#include <Windows.h>
#include <cstdio>
#include <gl/glut.h>
using namespace std;
GLUnurbsObj* theNurb;
GLfloat ctlarray[3][2][4] = { 0.5, 0.0, -0.5, 1.0,
0.5, 0.0, 0.5, 1.0,
0.0, 0.866*0.55, -0.5*0.55, 1.0*0.55,
0.0, 0.866*0.55, 0.5*0.55, 1.0*0.55,
-0.5, 0.0, -0.5, 1.0,
-0.5, 0.0, 0.5, 1.0 };
GLfloat texpts[2][2][2] = { 0, 0, 0, 1, 1, 0, 1, 1 };
GLUquadricObj* theqw;
GLubyte* Iz_RGB;
void file_read(const char *filename) {
BITMAPFILEHEADER FileHeader;
BITMAPINFOHEADER InfoHeader;
FILE *MyFile = fopen(filename, "rb");
fread(&FileHeader, sizeof(FileHeader), 1, MyFile);
fread(&InfoHeader, sizeof(InfoHeader), 1, MyFile);
int w = InfoHeader.biWidth;
int h = InfoHeader.biHeight;
Iz_RGB = (GLubyte*)malloc(w * h * 3);
fread(Iz_RGB, w * h * 3, 1, MyFile);
fclose(MyFile);
for (int ii = 0; ii < w * h * 3; ii += 3) {
GLubyte m1 = Iz_RGB[ii];
Iz_RGB[ii] = Iz_RGB[ii + 2];
Iz_RGB[ii + 2] = m1;
}
}
void init() {
glClearColor(0.1, 0.98, 0.3, 1);
theNurb = gluNewNurbsRenderer();
theqw = gluNewQuadric();
glEnable(GL_DEPTH_TEST);
gluNurbsProperty(theNurb, GLU_SAMPLING_TOLERANCE, 25.0);
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexImage2D(GL_TEXTURE_2D, 0, 3, 512, 512, 0, GL_RGB, GL_UNSIGNED_BYTE, Iz_RGB);
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_DECAL);
gluQuadricTexture(theqw, true);
glEnable(GL_TEXTURE_2D);
free(Iz_RGB);
}
void Display() {
GLfloat knot[] = { 0.0, 0.0, 0.0, 1.0, 1.0, 1.0 };
GLfloat knot1[] = { 0.0, 0.0, 1.0, 1.0 };
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glRotatef(1, 1.0, -1.0, 1.0);
glColor3f(1, 0, 0);
glMap2f(GL_MAP2_TEXTURE_COORD_2, 0, 1, 2, 2, 0, 1, 4, 2, &texpts[0][0][0]);
glEnable(GL_MAP2_TEXTURE_COORD_2);
gluSphere(theqw, 0.3, 50, 50);
gluBeginSurface(theNurb);
gluNurbsSurface(theNurb, 6, knot, 4, knot1, 2 * 4, 4, &ctlarray[0][0][0], 3, 2, GL_MAP2_VERTEX_4);
gluEndSurface(theNurb);
glutPostRedisplay();
glutSwapBuffers();
}
void main() {
file_read("c:\\image.bmp");
glutInitDisplayMode(GLUT_RGBA | GLUT_DOUBLE | GLUT_DEPTH);
glutInitWindowSize(480, 480);
glutInitWindowPosition(100, 100);
glutCreateWindow(" ");
init();
glutDisplayFunc(Display);
glutMainLoop();
}