void Camera::rotate( float x, float y, float z){
float max_angle;
max_angle = (float)M_PI/2.0f;
lookat_pos.x = main_role.root->matLocal._41;
lookat_pos.y = main_role.root->matLocal._42;
lookat_pos.z = main_role.root->matLocal._43;
vectorRotate( Vector3(x,y,z) );
}
int main() {
// Create a drawing grid
struct winsize terminal;
ioctl(STDOUT_FILENO, TIOCGWINSZ, &terminal);
int w = terminal.ws_col,
h = terminal.ws_row - 1;
Grid grid = gridInit(w, h);
Vector v1 = vectorMake(20, 0, 0);
Vector v2 = vectorMake(0, 10, 0);
Vector center = vectorMake((int)w/2, (int)h, 0);
Vector zero = vectorMake(0, 0, 0);
Vector v3 = vectorSubtract(v1, v2);
// A mechanism for delay between draws
struct timespec t;
t.tv_sec = 0; //1;
t.tv_nsec = 1000 * 1000 * 100;
// Rotation
int degrees = 0,
x = 0,
y = 0,
z = 0;
double radians;
Vector v4;
int test = 1;
while (test) {
// Calculations
v4 = vectorRotate(v1, degrees);
degrees += 6;
// Erase the grid
//grid = gridInit(w, h);
// Draw a vector
drawVectorAtOrigin(v4, center, grid);
// Flush grid to the terminal
gridDraw(grid);
//v1.y++;
nanosleep(&t, NULL);
}
return 0;
}
