void keyboard(unsigned char key, int x, int y)
//------------------------------------------------------------------------------
// GLUT 'keyboard' Callback. User pressed an alphanumeric keyboard key.
// (x,y, give current mouse position).
// ('special' keys such as return, function keys, arrow keys? keyboardspecial)
{
int curMatl;
int junk; // to stop compiler warnings
junk = x; junk = y; // stops warnings of 'unused parameters' x,y
switch(key) {
case 27: // Esc
case 'Q':
case 'q':
case ' ':
exit(0); // Quit application
break;
case 'H':
case 'h':
cout << "\nHELP MENU FOR PROJECT C/D (PROGRAMMABLE SHADERS)"
<< "\n------------------------------------------------"
<< "\nDrag the mouse to adjust the movable 3D camera"
<< "\nUse the arrow keys to move the camera/lighting around"
<< "\nUse R (capital for model, lowercase for camera) to reset"
<< "\nUse M to change the color of one of the teapots (shading mix)"
<< "\nUse + and - to zoom in and out of the picture"
<< "\nUse L to turn lamps on and off"
<< "\nQ, ENTER or SPACE BAR will quit the program" << endl << endl;
break;
case 'l':
case 'L':
if (lamp1On)
{
lamps[0].removeLamp();
lamp1On = !lamp1On;
}
else
{
lamps[0].applyLamp();
lamp1On = !lamp1On;
}
break;
case 'k':
case 'K':
if(lamp2On)
{
lamps[1].removeLamp();
lamp2On = !lamp2On;
}
else
{
lamps[1].applyLamp();
lamp2On = !lamp2On;
}
break;
case 'r':
setCam.reset(); // reset camera coord system,
break;
case 'R':
setModel.reset(); // reset model coord system.
break;
case 'm':
case 'M': // Cycle through all materials for stuff[0];
curMatl = stuff[0].matlType; // get ID# for current material
curMatl += 1; // go to next material, but stay within
if(curMatl > MATL_MAX) curMatl = MATL_RED_PLASTIC; // defined ones.
stuff[0].createMatl(curMatl); // change the material.
break;
case 'O': // -Z Translation for model coord system
setModel.z_pos -= 0.3;
break;
case 'P': // +Z Translation for model coord system
setModel.z_pos += 0.3;
break;
case '+': // PhotoShop-like move in/out with +/- keys
case '=':
setCam.z_pos += 0.1;
break;
case '-':
setCam.z_pos -= 0.1;
break;
default:
printf("unknown key %c: Try arrow keys, r, R, s, S, <, >, or q",key);
break;
}
// We might have changed something. Force a re-display
glutPostRedisplay();
}
void myKeyboard(unsigned char key, int x, int y)
//------------------------------------------------------------------------------
// GLUT CALLBACK: Don't call this function in your program--GLUT does it every
// time user presses an alphanumeric key on the keyboard.
// xw,yw == mouse position in window-system pixels (origin at UPPER left)
{
int curMatl;
int junk; // to stop compiler warnings
junk = x; junk = y; // stops warnings of 'unused parameters' x,y
switch(key) {
case 27: // Esc
case 'Q':
case 'q':
case ' ':
exit(0); // Quit application
break;
case 'r':
setCam.reset(); // reset camera coord system,
break;
case 'R':
setModel.reset(); // reset model coord system.
break;
case 'm':
case 'M': // Cycle through all materials for stuff[0];
break;
case '<': // -Z Translation for model coord system
setModel.z_pos -= 0.3;
break;
case '>': // +Z Translation for model coord system
setModel.z_pos += 0.3;
break;
case 's':
if(material_changeflag==0) material_changeflag=1;
else material_changeflag = 0;
case '+': // PhotoShop-like move in/out with +/- keys
case '=':
setCam.z_pos += 0.1;
break;
case 'h':
printHelp();
case '-':
setCam.z_pos -= 0.1;
break;
case '1':
if(light1==0) light1=1;
else light1 = 0;
cout<<light1<<endl;
break;
case 't': //apply textures
if(texdraw==0) texdraw = 1;
else texdraw = 0;
break;
case '2' :
if(light2==0) light2=1;
else light2 = 0;
break;
case '0':
if(light0==0) light0=1;
else light0 = 0;
default:
printf("unknown key %c: Try arrow keys, r, R, s, S, <, >, or q",key);
break;
}
}
