void parse_obj(char *buffer){
OBJECT *po;
char *pshape, *pshine, *pemi, *pamb, *pdiff, *pspec, *ptranslate, *pscale, *protate;
my_assert ((num_objects < NUM_OBJECTS), "too many objects");
po = &my_objects[num_objects++];
pshape = strtok(buffer, " ");
//printf("pshape is %s\n",pshape);
ptranslate = strtok(NULL, "()"); strtok(NULL, "()");
pscale = strtok(NULL, "()"); strtok(NULL, "()");
protate = strtok(NULL, "()"); strtok(NULL, "()");
pshine = strtok(NULL, "()");strtok(NULL, "()");
//printf("pshine is %s\n",pshine);
pemi = strtok(NULL, "()"); strtok(NULL, "()");
pamb = strtok(NULL, "()"); strtok(NULL, "()");
pdiff = strtok(NULL, "()"); strtok(NULL, "()");
pspec = strtok(NULL, "()"); strtok(NULL, "()");
po->sid = atoi(pshape);
po->shine = atof(pshine);
parse_floats(ptranslate, po->translate);
parse_floats(pscale, po->scale);
parse_floats(protate, po->rotate);
parse_floats(pemi, po->emi);
parse_floats(pamb, po->amb);
parse_floats(pdiff, po->diff);
parse_floats(pspec, po->spec);
// use switch to create your objects, cube given as example
switch (po->sid){
case 1: //cube
make_cube_smart(po, 1);
break;
}
// scale, rotate, translate using your real tranformations from assignment 3 depending on input from spec file
real_scaling(po, po->scale[0], po->scale[1], po->scale[2]);
real_rotation(po, po->rotate[0], 1, 0, 0);
real_rotation(po, po->rotate[1], 0, 1, 0);
real_rotation(po, po->rotate[2], 0, 0, 1);
real_translation(po, po->translate[0], po->translate[1], po->translate[2]);
printf("read object\n");
}
void my_TimeOut(int id)
{
/* Camera controls
Controls go in here so there is no delay when pressing keys to move
It also allows us to move forward and backwards while turning
WASD for forward/back + strafing left/right
R/F for up/down
*/
if (wDown)
{
cam->translate(-CAM_MOVE_SPEED, 0, 0, 1);
glutPostRedisplay();
}
if (aDown)
{
cam->translate(-CAM_MOVE_SPEED, 1, 0, 0);
glutPostRedisplay();
}
if (sDown)
{
cam->translate(CAM_MOVE_SPEED, 0, 0, 1);
glutPostRedisplay();
}
if (dDown)
{
cam->translate(CAM_MOVE_SPEED, 1, 0, 0);
glutPostRedisplay();
}
if (rDown) //go up
{
cam->pos[1] += CAM_MOVE_SPEED;
glutPostRedisplay();
}
if (fDown) //go down
{
cam->pos[1] -= CAM_MOVE_SPEED;
glutPostRedisplay();
}
/* Player(cone) controls
I/K = forward/back
J/L = turn left/right
U/H = up/down
For rotation, rotate the cones uvw axes with player->rotate()
Then translate to origin, rotate by y, translate back
*/
if (iDown)
{
player->translate(PLAYER_MOVE_SPEED, 0, 0, 1);
glutPostRedisplay();
}
if (jDown) //Rotate left
{
GLfloat cx = player->pos[0];
GLfloat cy = player->pos[1];
GLfloat cz = player->pos[2];
player->rotate(PLAYER_TURN_SPEED, 0, 1, 0);
real_translation(player, -cx, -cy, -cz);
real_rotation(player, PLAYER_TURN_SPEED, 0, 1, 0);
real_translation(player, cx, cy, cz);
glutPostRedisplay();
}
if (kDown)
{
player->translate(-PLAYER_MOVE_SPEED, 0, 0, 1);
glutPostRedisplay();
}
if (lDown) //Rotate right
{
GLfloat cx = player->pos[0];
GLfloat cy = player->pos[1];
GLfloat cz = player->pos[2];
player->rotate(-PLAYER_TURN_SPEED, 0, 1, 0);
real_translation(player, -cx, -cy, -cz);
real_rotation(player, -PLAYER_TURN_SPEED, 0, 1, 0);
real_translation(player, cx, cy, cz);
glutPostRedisplay();
}
if (uDown) //up
{
player->translate(PLAYER_MOVE_SPEED, 0, 1, 0);
glutPostRedisplay();
}
if (hDown) //down
{
player->translate(-PLAYER_MOVE_SPEED, 0, 1, 0);
glutPostRedisplay();
}
/* Camera truning */
if (turnRight)
{
cam->rotate(turnRightLen * .07, 0, 1, 0); //Scale by .07, we can't rotate by num of pixels moved degrees
turnRightLen = 0;
glutPostRedisplay();
turnRight = false;
glutWarpPointer(wWidth / 2, wHeight / 2); //Move pointer back to middle
}
else if (turnLeft)
{
cam->rotate(-turnLeftLen * .07, 0, 1, 0);
turnLeftLen = 0;
glutPostRedisplay();
turnLeft = false;
glutWarpPointer(wWidth / 2, wHeight / 2);
}
glutTimerFunc(20, my_TimeOut, 0);
}
void parse_obj(char *buffer){
OBJECT *po;
char *pshape, *pshine, *pemi, *pamb, *pdiff, *pspec, *ptranslate, *pscale, *protate;
Shape *s = NULL;
my_assert ((num_objects < NUM_OBJECTS), "too many objects");
po = &my_objects[num_objects++];
pshape = strtok(buffer, " ");
//printf("pshape is %s\n",pshape);
ptranslate = strtok(NULL, "()"); strtok(NULL, "()");
pscale = strtok(NULL, "()"); strtok(NULL, "()");
protate = strtok(NULL, "()"); strtok(NULL, "()");
pshine = strtok(NULL, "()");strtok(NULL, "()");
//printf("pshine is %s\n",pshine);
pemi = strtok(NULL, "()"); strtok(NULL, "()");
pamb = strtok(NULL, "()"); strtok(NULL, "()");
pdiff = strtok(NULL, "()"); strtok(NULL, "()");
pspec = strtok(NULL, "()"); strtok(NULL, "()");
po->sid = atoi(pshape);
po->shine = atof(pshine);
parse_floats(ptranslate, po->translate);
parse_floats(pscale, po->scale);
parse_floats(protate, po->rotate);
parse_floats(pemi, po->emi);
parse_floats(pamb, po->amb);
parse_floats(pdiff, po->diff);
parse_floats(pspec, po->spec);
//Create the shape
switch (po->sid)
{
case 1: //cube
{
s = new Shape(CUBE, 1, 1, 1, 1);
break;
}
case 2: //house
{
s = new Shape(HOUSE, 1, 1, 1, 1);
break;
}
case 3:
{
s = new Shape(SPHERE, 1, 1, 25, 25);
break;
}
case 4:
{
s = new Shape(CYLINDER, 1, 1, 10, 10);
break;
}
case 5:
{
s = new Shape(CONE, 1, 1, 10, 10);
break;
}
case 6: //Torus
{
s = new Shape(1.2, .2, 15, 40);
break;
}
}
if (s != NULL)
s->switchRenderMode();
// scale, rotate, translate the shape using the struct values
real_scaling(s, po->scale[0], po->scale[1], po->scale[2]);
real_rotation(s, po->rotate[0], 1, 0, 0);
real_rotation(s, po->rotate[1], 0, 1, 0);
real_rotation(s, po->rotate[2], 0, 0, 1);
real_translation(s, po->translate[0], po->translate[1], po->translate[2]);
//Add to list
shapeList.push_back(s);
printf("read object\n");
}
/*TODO: expand to add hmwk 3 keyboard events */
void my_keyboard( unsigned char key, int x, int y ) {
switch( key ) {
case 'O':
case 'o': {
reset();
glutPostRedisplay();
}; break;
case 'y': {
switch( crt_transform) {
case ROTATION_MODE: real_rotation(-2,0,1,0); break;
case TRANSLATION_MODE: real_translation(0,-1,0); break;
//... etc: handle real-translation, rotation, scaling
}
glutPostRedisplay();
}; break;
case 'Y': {
switch( crt_transform) {
case ROTATION_MODE: real_rotation(2,0,1,0); break;
case TRANSLATION_MODE: real_translation(0,1,0); break;
//... etc: handle real-translation, rotation, scaling
}
glutPostRedisplay();
}; break;
//etc...
case '1': {
crt_shape = CUBE;
glutPostRedisplay();
}; break;
case '0': {
crt_shape = HOUSE;
glutPostRedisplay();
}; break;
case '3':{
crt_shape = CYLINDER;
glutPostRedisplay();
}; break;
case '4': {
crt_shape = SPHERE;
glutPostRedisplay();
}; break;
case '6': {
crt_shape = MESH;
glutPostRedisplay();
}; break;
//etc ... EC shapes from hmwk2
case 'S':
case 's': {
crt_transform = REAL_SCALING_MODE;
}; break;
case 'T':
case 't': {
crt_transform = REAL_TRANSLATION_MODE;
}; break;
case 'R':
case 'r': {
crt_transform = REAL_ROTATION_MODE;
}; break;
//add camera controls...
//...
//add your tessellation code from hmwk2
case '+': {
}; break;
case '-': {
}; break;
case '>': {
}; break;
case '<': {
}; break;
case 'q':
case 'Q':
exit(0) ;
break ;
default: break;
}
return ;
}
