/*Bismillahirrohmanirrohim _Fatimah_Rombel 2_Projek_Akhir_Komgraf*/ #include <stdio.h> #include <stdlib.h> #include <string.

Transkripsi

1 /*Bismillahirrohmanirrohim _Fatimah_Rombel 2_Projek_Akhir_Komgraf*/ #include <stdio.h> #include <stdlib.h> #include <string.h> #include "SOIL.h" #include <GL/glut.h> float z_pos = -5.0f; float xrot, yrot, zrot; float rot = 0.0f; //opengl yang digunakan untuk mempengaruhi lighting pada objek //terdiri dari 4 parameter yaitu RGBA GLfloat LightAmbient[] = 1.0f,.5f, 0.5f, 1.0f; GLfloat LightDiffuse[] = 1.0f, 1.0f, 1.0f, 1.0f; GLfloat LightPosition[] = 1.0f, 50.0f, 2.0f, 1.0f; // untuk penyimpanan teksture GLuint tex_2d; GLuint texture1; GLuint texture2; GLuint texture3; GLuint texture4; GLuint texture5; GLuint texture6; GLuint texture7; GLuint texture8; //GLuint texture[1];

2 //GLuint texture[2]; GLuint LoadGLTextures(); void init(); void mykeyboard(unsigned char, int, int); void mydisplay(void); void resize(int, int); //bagian main int main(int argc, char* argv[]) glutinit(&argc, argv); glutinitdisplaymode(glut_double GLUT_DEPTH); glutinitwindowsize(650, 650); glutinitwindowposition(0, 0); glutcreatewindow(" _proyek_komgraf_ka'bah"); glutdisplayfunc(mydisplay); glutidlefunc(mydisplay); glutkeyboardfunc(mykeyboard); glutreshapefunc(resize); init(); glutmainloop(); return 0; //membuat gambar menjadi teksture kemudian memberikan ID pada teksture GLuint LoadGLTextures(char* namafile) // ID opengl untuk teksture

3 tex_2d = SOIL_load_OGL_texture(namaFile, SOIL_LOAD_AUTO, SOIL_CREATE_NEW_ID, SOIL_FLAG_MIPMAPS SOIL_FLAG_INVERT_Y SOIL_FLAG_NTSC_SAFE_RGB SOIL_FLAG_COMPRESS_TO_DXT);//bagian dari penyimpanan SOIL //untuk mengecek eror saat pemrosesan berlangsung if(tex_2d == 0) printf( "SOIL loading error: '%s'\n", SOIL_last_result() ); glbindtexture(gl_texture_2d, tex_2d);//opengl untuk memasang teksture pd objek 2D gltexparameteri(gl_texture_2d,gl_texture_min_filter,gl_linear); gltexparameteri(gl_texture_2d,gl_texture_mag_filter,gl_linear); return tex_2d; //funggsi untuk dipanggil saat inisialisasi void init() //melakukan inisialisasi texture1 = LoadGLTextures("samping.bmp"); texture2 = LoadGLTextures("muka.bmp"); texture3 = LoadGLTextures("atas.png"); texture4 = LoadGLTextures("kaba.bmp"); texture5 = LoadGLTextures("tanah.bmp"); texture6 = LoadGLTextures("kiri.bmp"); texture7 = LoadGLTextures("kiri.bmp"); texture8 = LoadGLTextures("kiri.bmp");

4 //fungsi untuk mengaktifkan pencahayaan GLfloat mat_specular[] = 0.2, 0.2, 0.2, 0.2 ; GLfloat mat_shininess[] = ; GLfloat light_position[] = 1.0, 1.0, 1.0, 1.0 ; glenable(gl_texture_2d); glshademodel(gl_smooth); glclearcolor(1.0f, 1.0f, 1.0f, 1.0f); glcleardepth(1.0f); //membersihkan layar gllightfv(gl_light1, GL_AMBIENT, LightAmbient); gllightfv(gl_light1, GL_DIFFUSE, LightDiffuse); gllightfv(gl_light1, GL_POSITION, LightPosition); glmaterialfv(gl_front, GL_SPECULAR, mat_specular); glmaterialfv(gl_front, GL_SHININESS, mat_shininess); gllightfv(gl_light0, GL_POSITION, light_position); glenable(gl_lighting); glenable(gl_light1); //fungsi interkasi keyboard terhadap opengl void mykeyboard(unsigned char key, int x, int y) switch(key) case '<': case ',': z_pos -= 0.1f; //posisi z -0.1 (objek mengecil)

5 case 'a': case 'A': xrot += 0.1f; //posisi kamera diata objek karena x berotasi +0.1 case 's': case 'S': yrot += 0.1f; // posisi kamera mendatar (dari kanan berotasi ke kiri) krn y berotasi +0.1 case 'd': yrot -= 0.1f; //memperlambat putaran yg berjalan otomatis case 'f': xrot -= 0.1f; //posisi kamera dibawah objek karena x berotasi -0.1 case '>': case '.': z_pos += 0.1f; //posisi objek mendekati kamera (membesar) case 27: exit(0); //keluar default: //methode yang digunakan untuk proses tampilan layar void mydisplay(void)

6 glclearcolor(0.1f, 0.45f, 0.7f, 0.5f); glclear(gl_color_buffer_bit GL_DEPTH_BUFFER_BIT); glpolygonmode(gl_front_and_back, GL_FILL); glloadidentity(); gltranslatef(0.0f, 0.0f, z_pos); glrotatef(xrot,1.0f,0.0f,0.0f); // rotasi pada sumbu X glrotatef(yrot,0.0f,1.0f,0.0f); // rotasi pada sumbu Y glrotatef(zrot,0.0f,0.0f,1.0f); // rotasi pada sumbu Z glenable(gl_lighting); //BAGIAN FUNGSI UNTUK MENGGAMBAR KA'BAH dan TEMBOK // tampilan muka glbindtexture(gl_texture_2d, texture2); glnormal3f( 1.0f, 1.0f, 1.0f); gltexcoord2f(0.0f, 0.0f); glvertex3f(-0.5f, -1.0f, 1.0f);//untuk membuat koordinat tekstur pd sebuah objek gltexcoord2f(1.0f, 0.0f); glvertex3f( 1.0f, -1.0f, 1.0f); gltexcoord2f(1.0f, 1.0f); glvertex3f( 1.0f, 1.0f, 1.0f); gltexcoord2f(0.0f, 1.0f); glvertex3f(-0.5f, 1.0f, 1.0f); // tampilan belakang glbindtexture(gl_texture_2d, texture1);

7 glnormal3f( 1.0f, 1.0f,1.0f); gltexcoord2f(1.0f, 0.0f); glvertex3f(-0.5f, -1.0f, 0.0f); gltexcoord2f(1.0f, 1.0f); glvertex3f(-0.5f, 1.0f, 0.0f); gltexcoord2f(0.0f, 1.0f); glvertex3f( 1.0f, 1.0f, 0.0f); gltexcoord2f(0.0f, 0.0f); glvertex3f( 1.0f, -1.0f, 0.0f); // tampilan atas glbindtexture(gl_texture_2d, texture3); glnormal3f( 1.0f, 1.0f, 1.0f); gltexcoord2f(0.0f, 1.0f); glvertex3f(-0.5f, 1.0f, 0.0f); gltexcoord2f(0.0f, 0.0f); glvertex3f(-0.5f, 1.0f, 1.0f); gltexcoord2f(1.0f, 0.0f); glvertex3f( 1.0f, 1.0f, 1.0f); gltexcoord2f(1.0f, 1.0f); glvertex3f( 1.0f, 1.0f, 0.0f); // tampilan bawah glbindtexture(gl_texture_2d, texture5); glnormal3f( 1.0f,1.0f, 1.0f); gltexcoord2f(1.0f, 1.0f); glvertex3f(-0.5f, -1.0f, 0.0f); gltexcoord2f(0.0f, 1.0f); glvertex3f( 0.5f, -1.0f, 0.0f); gltexcoord2f(0.0f, 0.0f); glvertex3f( 0.5f, -1.0f, 1.0f);

8 gltexcoord2f(1.0f, 0.0f); glvertex3f(-0.5f, -1.0f, 1.0f); // tampilan kanan glbindtexture(gl_texture_2d, texture1); glnormal3f( 1.0f, 1.0f, 1.0f); gltexcoord2f(1.0f, 0.0f); glvertex3f( 1.0f, -1.0f, 0.0f); gltexcoord2f(1.0f, 1.0f); glvertex3f( 1.0f, 1.0f, 0.0f); gltexcoord2f(0.0f, 1.0f); glvertex3f( 1.0f, 1.0f, 1.0f); gltexcoord2f(0.0f, 0.0f); glvertex3f( 1.0f, -1.0f, 1.0f); // tampilan kiri glnormal3f(1.0f, 1.0f, 1.0f); gltexcoord2f(0.0f, 0.0f); glvertex3f(-0.5f, -1.0f, 0.0f); gltexcoord2f(1.0f, 0.0f); glvertex3f(-0.5f, -1.0f, 1.0f); gltexcoord2f(1.0f, 1.0f); glvertex3f(-0.5f, 1.0f, 1.0f); gltexcoord2f(0.0f, 1.0f); glvertex3f(-0.5f, 1.0f, 0.0f); // tulisan glbindtexture(gl_texture_2d, texture4); glnormal3f( 1.0f, 1.0f, 1.0f); gltexcoord2f(0.0f, 0.0f); glvertex3f(-0.5f, -2.0f, 0.5f); gltexcoord2f(1.0f, 0.0f); glvertex3f( 1.0f, -2.0f, 0.5f);

9 gltexcoord2f(1.0f, 1.0f); glvertex3f( 1.0f, -0.5f, 1.0f); gltexcoord2f(0.0f, 1.0f); glvertex3f(-0.5f, -0.5f, 1.0f); //lantai glbindtexture(gl_texture_2d, texture5); glnormal3f( 1.0f,1.0f, 1.0f); gltexcoord2f(1.0f, 1.0f); glvertex3f(-10.0f, -2.0f, -8.0f); gltexcoord2f(0.0f, 1.0f); glvertex3f( 10.0f, -2.0f, -8.0f); gltexcoord2f(0.0f, 0.0f); glvertex3f( 10.0f, -2.0f, 8.0f); gltexcoord2f(1.0f, 0.0f); glvertex3f(-10.0f, -2.0f, 8.0f); //tembok belakang glbindtexture(gl_texture_2d, texture6); glnormal3f( 1.0f, 1.0f,1.0f); gltexcoord2f(0.0f, 0.0f); glvertex3f(-10.0f, -8.0f, -8.0f); gltexcoord2f(0.0f, 1.0f); glvertex3f(-10.0f, 10.0f, -8.0f); gltexcoord2f(1.0f, 1.0f); glvertex3f( 10.0f, 10.0f, -8.0f); gltexcoord2f(1.0f, 0.0f); glvertex3f( 10.0f, -8.0f, -8.0f); //tembok kanan glbindtexture(gl_texture_2d, texture7);

10 glnormal3f( 1.0f, 1.0f, 1.0f); gltexcoord2f(1.0f, 0.0f); glvertex3f( 10.0f, -5.0f, -8.0f); gltexcoord2f(1.0f, 1.0f); glvertex3f( 10.0f, 10.0f, -8.0f); gltexcoord2f(0.0f, 1.0f); glvertex3f( 10.0f, 10.0f, 8.0f); gltexcoord2f(0.0f, 0.0f); glvertex3f( 10.0f, -5.0f, 8.0f); //tembok kiri glbindtexture(gl_texture_2d, texture8); glenable(gl_blend); glnormal3f(1.0f, 1.0f, 1.0f); gltexcoord2f(0.0f, 0.0f); glvertex3f(-10.0f, -5.0f, -8.0f); gltexcoord2f(1.0f, 0.0f); glvertex3f(-10.0f, -5.0f, 8.0f); gltexcoord2f(1.0f, 1.0f); glvertex3f(-10.0f, 10.0f, 8.0f); gltexcoord2f(0.0f, 1.0f); glvertex3f(-10.0f, 10.0f, -8.0f); //untuk melakukan rotasi otomatis pada objek //xrot+=0.1f; // rotasi pada sumbu X yrot+=0.005f; // rotasi pada sumbu Y //zrot+=0.1f; // rotasi pada sumbu Z glflush(); //untuk memastikan apakah gambar bisa dieksekusi glutswapbuffers(); //fungsi perpindahan atau ditukar

11 //fungsi yang digunakan untuk meresize objek yang sudah dibuat void resize(int width, int height) glviewport(0, 0, width, height);//keseluruhan dr window //fungsi setup dalam pemetaan window glmatrixmode(gl_projection); glloadidentity(); //fungsi yg digunakan untuk merubah ukuran window yg digunakan dlm opengl //angka 100 merupakan lebar jarak terjauh dan 200 merupakan tinggi jarak terjauh gluperspective(100.0, (GLdouble)width / (GLdouble)height, 1.0, 200.0); glmatrixmode(gl_modelview); glloadidentity();