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C-/C++-Quelltext

void setCamera()
{
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glRotatef(CAMERA_X.orientation[0], 1,0,0);
glRotatef(CAMERA_X.orientation[1], 0,1,0);
glRotatef(CAMERA_X.orientation[2], 0,0,1);
glTranslatef(-CAMERA_X.position[0],-CAMERA_X.position[1],CAMERA_X.position[2]);
}
 
 
void checkKeyPresses()
{
 
if (GetAsyncKeyState(VK_LEFT) )
{
CAMERA_X.position[0] += sin(DEGTORAD(CAMERA_X.orientation[1]-90)) * linearSpeed;
 
CAMERA_X.position[2] += cos(DEGTORAD(CAMERA_X.orientation[1]-90)) * linearSpeed;
}
 
if (GetAsyncKeyState(VK_RIGHT))
{
CAMERA_X.position[0] += sin(DEGTORAD(CAMERA_X.orientation[1]+90)) * linearSpeed;
CAMERA_X.position[2] += cos(DEGTORAD(CAMERA_X.orientation[1]+90)) * linearSpeed;
}
 
if (GetAsyncKeyState(VK_UP))
{
CAMERA_X.position[0] += sin(DEGTORAD(CAMERA_X.orientation[1])) * linearSpeed;
CAMERA_X.position[2] += cos(DEGTORAD(CAMERA_X.orientation[1])) * linearSpeed;
}
 
if (GetAsyncKeyState(VK_DOWN) )
{
CAMERA_X.position[0] -= sin(DEGTORAD(CAMERA_X.orientation[1])) * linearSpeed;
CAMERA_X.position[2] -= cos(DEGTORAD(CAMERA_X.orientation[1])) * linearSpeed;
}
 
if (GetAsyncKeyState(VK_INSERT))
{
linearSpeed += .1;
angularSpeed += .1;
}
 
if (GetAsyncKeyState(VK_DELETE))
{
if (!(linearSpeed < 0)) linearSpeed -= .1;
if (!(angularSpeed < 0)) angularSpeed -= .1;
}
}

C-/C++-Quelltext

...
static void cube()
{
 ...
}
 
int chunk_x = 5;
int chunk_y = 5;
int chunk_z = 5;
 
float B_SIZE = 0.25f; //abstand
 
void Render(Uint32 time)
{
   glClearColor(0.0, 0.0, 0.0, 1.0);
   glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
 
   glMatrixMode(GL_MODELVIEW);
   glLoadIdentity();
 
   int i, j,k;
 
   for (i=0; i<chunk_x; i++)
   {
     for (j=0; j<chunk_y;  j++)
     {
       for (k=0; k<chunk_z;  k++)
       {
         glPushMatrix();
           glTranslatef(j*B_SIZE,i*B_SIZE,k*B_SIZE); //  i und j müssen vertauscht werden
                                                     // dann stellt der das richtig x,y,z sonst ist y,x,z
                                                     //  ... auch komisch..
           cube();
         glPopMatrix();
       }
      }
    }
}
...

Quellcode

glRotatef(CAMERA_X.orientation[0], 1,0,0);

glRotatef(CAMERA_X.orientation[1], 0,1,0);

glRotatef(CAMERA_X.orientation[2], 0,0,1);