windows下通过opengl实现的魔方

#include "rubik.h" rubik::rubik() { static color init_colors[6]; init_colors[0].r = 1.0f; init_colors[0].g = 1.0f; init_colors[0].b = 1.0f; init_colors[1].r = 1.0f; init_colors[1].g = 0.0f; init_colors[1].b = 0.0f; init_colors[2].r = 0.0f; init_colors[2].g = 1.0f; init_colors[2].b = 0.0f; init_colors[3].r = 0.0f; init_colors[3].g = 0.0f; init_colors[3].b = 1.0f; init_colors[4].r = 0.0f; init_colors[4].g = 1.0f; init_colors[4].b = 1.0f; init_colors[5].r = 1.0f; init_colors[5].g = 1.0f; init_colors[5].b = 0.0f; static surface *init_surfaces[6]; for (int i=0; i<6; i++) { init_surfaces[i] = new surface; init_surfaces[i]->m_color = init_colors[i]; } for (int i=0; i<6; i++) { faces[i] = new face((COVER)i); } for (int x=0; x<JIE; x++) for (int y=0; y<JIE; y++) for (int z=0; z<JIE; z++) { cubes[x][y][z] = new cube(x, y, z); } for (int i=0; i<JIE; i++) for (int j=0; j<JIE; j++) { faces[FRONT]->cubes[i][j] = cubes[i][j][0]; faces[FRONT]->cubes[i][j]->surfaces[FRONT] = init_surfaces[0]; faces[BACK]->cubes[i][j] = cubes[i][JIE-1-j][JIE-1]; faces[BACK]->cubes[i][j]->surfaces[BACK] = init_surfaces[1]; faces[LEFT]->cubes[i][j] = cubes[0][i][j]; faces[LEFT]->cubes[i][j]->surfaces[LEFT] = init_surfaces[2]; faces[RIGHT]->cubes[i][j] = cubes[JIE-1][i][JIE-1-j]; faces[RIGHT]->cubes[i][j]->surfaces[RIGHT] = init_surfaces[3]; faces[DOWN]->cubes[i][j] = cubes[i][0][j]; faces[DOWN]->cubes[i][j]->surfaces[DOWN] = init_surfaces[4]; faces[UP]->cubes[i][j] = cubes[i][JIE-1][JIE-1-j]; faces[UP]->cubes[i][j]->surfaces[UP] = init_surfaces[5]; } } void rubik::twist(COVER cover, int clockwise) { if (clockwise) clockwise = 1; else clockwise = -1; for (int i=0; i<9; i++) { faces[cover]->set_angle(10*i*clockwise); draw(); _sleep(20); } faces[cover]->twist(clockwise); faces[cover]->set_none(); } #define DIS_X (8.0f) #define DIS_Y (8.0f) #define DIS_Z (8.0f) int eye_index = 7; static float eye[8][3] = { {-0.5, -0.5, -0.5}, /*0 l d f*/ {-0.5, -0.5, 0.5}, /*1 l d b*/ {-0.5, 0.5, -0.5}, /*2 l u f*/ {-0.5, 0.5, 0.5}, /*3 l u b*/ {0.5, -0.5, -0.5}, /*4 r d f*/ {0.5, -0.5, 0.5}, /*5 r d b*/ {0.5, 0.5, -0.5}, /*6 r u f*/ {0.5, 0.5, 0.5} /*7 r u b*/ }; void rubik::draw() { glClearColor(0.4f, 0.4f, 0.4f, 0.0f); glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT); glEnable(GL_DEPTH_TEST); glEnable(GL_CULL_FACE); glMatrixMode(GL_PROJECTION); glLoadIdentity(); gluPerspective(90.0,1.0,0.1,100.0); glMatrixMode(GL_MODELVIEW); glLoadIdentity(); gluLookAt(DIS_X*eye[eye_index][0], DIS_Y*eye[eye_index][1], DIS_Z*eye[eye_index][2], 0.0,1.0,0.0, 0.0, 1.0, 0.0); switch(axis) { case AXIS_X: glRotatef(angle, 1.0f, 0.0f, 0.0f); break; case AXIS_Y: glRotatef(angle, 0.0f, 1.0f, 0.0f); break; case AXIS_Z: glRotatef(angle, 0.0f, 0.0f, 1.0f); break; } for (int x=0; x<JIE; x++) for (int y=0; y<JIE; y++) for (int z=0; z<JIE; z++) if (cubes[x][y][z]!=0) { cubes[x][y][z]->draw(x, y, z); } SwapBuffers( hDC ); } //enum COVER{LEFT,RIGHT,DOWN,UP,FRONT,BACK}; static COVER rotate_rule[3][2][4] = { {{FRONT,DOWN,BACK,UP},{FRONT,UP,BACK,DOWN}},/*X*/ {{FRONT,LEFT,BACK,RIGHT},{FRONT,RIGHT,BACK,LEFT}},/*Y*/ {{DOWN,RIGHT,UP,LEFT},{DOWN,LEFT,UP,RIGHT}}/*Z,OPENGL*/ }; static int rotate_eye_rule[8][3][2] = { {{1,2},{4,1},{2,4}}, {{3,0},{0,5},{3,5}}, {{0,3},{6,3},{6,0}}, {{2,1},{2,7},{7,1}}, {{5,6},{5,0},{0,6}}, {{7,4},{1,4},{1,7}}, {{4,7},{7,2},{4,2}}, {{6,5},{3,6},{5,3}}, }; void get_next(int jie, AXIS axis, int clockwise, int in_x, int in_y, int in_z, int *out_x, int *out_y, int *out_z) { if (clockwise) { switch(axis) { case AXIS_X: *out_x = in_x; *out_y = in_z; *out_z = jie - 1 - in_y; break; case AXIS_Y: *out_x = jie - 1 - in_z; *out_y = in_y; *out_z = in_x; break; case AXIS_Z: *out_x = jie - 1 - in_y; *out_y = in_x; *out_z = in_z; break; } } else { switch(axis) { case AXIS_X: *out_x = in_x; *out_y = jie - 1 - in_z; *out_z = in_y; break; case AXIS_Y: *out_x = in_z; *out_y = in_y; *out_z = jie - 1 - in_x; break; case AXIS_Z: *out_x = in_y; *out_y = jie - 1 - in_x; *out_z = in_z; break; } } } void rubik::rotate(AXIS axis, int clockwise) { if (clockwise) clockwise = 1; else clockwise = -1; for (int i=0; i<9; i++) { for (int x=0; x<JIE; x++) for (int y=0; y<JIE; y++) for (int z=0; z<JIE; z++) if (cubes[x][y][z]!=0) { cubes[x][y][z]->axis = axis; cubes[x][y][z]->angle = clockwise*i*10; } draw(); _sleep(20); } // /*此处发生实际的翻转*/ // if (clockwise == -1) clockwise = 0; cube temp[JIE][JIE][JIE]; int next_x,next_y,next_z; for (int x=0; x<JIE; x++) for (int y=0; y<JIE; y++) for (int z=0; z<JIE; z++) if (cubes[x][y][z]!=0) { int next_x,next_y,next_z; get_next(JIE, axis, clockwise, x, y, z, &next_x, &next_y, &next_z); temp[next_x][next_y][next_z] = *cubes[x][y][z]; } if (axis == AXIS_Y) clockwise = !clockwise; for (int x=0; x<JIE; x++) for (int y=0; y<JIE; y++) for (int z=0; z<JIE; z++) if (cubes[x][y][z]!=0) { *cubes[x][y][z] = temp[x][y][z]; cubes[x][y][z]->rotate(axis, clockwise); } for (int x=0; x<JIE; x++) for (int y=0; y<JIE; y++) for (int z=0; z<JIE; z++) if (cubes[x][y][z]!=0) { cubes[x][y][z]->axis = NONE; cubes[x][y][z]->angle = 0.0f; } }