void myKeyboard(unsigned char key, int xx, int yy)
{
switch (key) {
case 13 :
if (paused == 1) {paused = 0;}
else if (paused == 0) {paused = 1;}
break;
case 'q' :
if (pabsorb == 1) {pabsorb = 0;}
else if (pabsorb == 0) {pabsorb = 1;}
break;
case ']' :
grid_amp *= 2;
break;
case '[' :
grid_amp /= 2;
break;
case '.' :
grid_fov -= 1;
myReshape(winx, winy);
break;
case ',' :
grid_fov += 1;
myReshape(winx, winy);
break;
case 'w' :
grid_look_y -= 0.05;
break;
case 's' :
grid_look_y += 0.05;
break;
case 'a' :
grid_look_x += 0.05;
break;
case 'd' :
grid_look_x -= 0.05;
break;
}
}
void
myinit(void)
{
int i;
srandom(getpid());
glClearColor(0.0, 0.0, 0.0, 1.0);
glEnable(GL_LINE_SMOOTH);
glShadeModel(GL_FLAT);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
for (i = 0; i < N_SHAPES; i++)
initshapes(i);
myReshape(200, 200);
}
void
myinit(void)
{
float f[20];
#ifdef STEREO
/* check if GL_STEREO quad-buffered page-flipping display enabled ? */
if (bStereoRequested)
glGetBooleanv(GL_STEREO, &bStereoEnabled);
/* lower background contrast to reduce ghosting in LCS glasses */
if (bStereoEnabled)
glClearColor(0.2, 0.2, 0.2, 0.0);
else
#endif
glClearColor(0.0, 0.0, 0.0, 0.0);
myReshape(640, 480);
/* glShadeModel(GL_FLAT); */
glEnable(GL_DEPTH_TEST);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glEnable(GL_LIGHTING);
glLightf(GL_LIGHT0, GL_SHININESS, 1.0);
f[0] = 1.3;
f[1] = 1.3;
f[2] = -3.3;
f[3] = 1.0;
glLightfv(GL_LIGHT0, GL_POSITION, f);
f[0] = 0.8;
f[1] = 1.0;
f[2] = 0.83;
f[3] = 1.0;
glLightfv(GL_LIGHT0, GL_SPECULAR, f);
glLightfv(GL_LIGHT0, GL_DIFFUSE, f);
glEnable(GL_LIGHT0);
glLightf(GL_LIGHT1, GL_SHININESS, 1.0);
f[0] = -2.3;
f[1] = 0.3;
f[2] = -7.3;
f[3] = 1.0;
glLightfv(GL_LIGHT1, GL_POSITION, f);
f[0] = 1.0;
f[1] = 0.8;
f[2] = 0.93;
f[3] = 1.0;
glLightfv(GL_LIGHT1, GL_SPECULAR, f);
glLightfv(GL_LIGHT1, GL_DIFFUSE, f);
glEnable(GL_LIGHT1);
/* gear material */
f[0] = 0.1;
f[1] = 0.15;
f[2] = 0.2;
f[3] = 1.0;
glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, f);
f[0] = 0.9;
f[1] = 0.3;
f[2] = 0.3;
f[3] = 1.0;
glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, f);
f[0] = 0.4;
f[1] = 0.9;
f[2] = 0.6;
f[3] = 1.0;
glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT, f);
glMaterialf(GL_FRONT_AND_BACK, GL_SHININESS, 4);
}
void CALLBACK dis3 (void) { persp=1-persp; myReshape(ow,oh); }
void CALLBACK dis2 (void) { maxcor*=1.2; myReshape(ow,oh); }
void CALLBACK dis1 (void) { maxcor/=1.2; myReshape(ow,oh); }
int mechTest(
GA_HGLRC glrc,
int width,
int height)
{
ibool done = false;
int initPageCount = 5;
int fpsRate = 0,key = 0,waitVRT = gaWaitVRT,pageCount = initPageCount;
ulong lastCount = 0,newCount;
event_t evt;
myinit();
myReshape(width,height);
LZTimerOn();
while (!done) {
animation();
display();
gmoveto(0,0);
gprintf("%d x %d %d bit %s (%d.%d fps)",(int)maxX+1,(int)maxY+1,
(int)modeInfo.BitsPerPixel,
(cntMode & gaLinearBuffer) ? "Linear" : "Banked",
fpsRate / 10, fpsRate % 10);
if (softwareOnly)
gprintf("Rendering to system memory back buffer");
switch (waitVRT) {
case gaTripleBuffer:
gprintf("Triple buffering - should be no flicker");
gprintf("Frame rate *must* max at refresh rate");
break;
case gaWaitVRT:
gprintf("Double buffering - should be no flicker");
gprintf("Frame rate *must* lock to multiple of refresh");
break;
default:
gprintf("Page flipping (no wait) - may flicker");
gprintf("Frame rate *must* max at hardware limit");
break;
}
glFuncs.SwapBuffers(glrc,waitVRT);
if (EVT_kbhit()) {
EVT_getNext(&evt,EVT_KEYDOWN | EVT_KEYREPEAT);
EVT_flush(EVT_KEYREPEAT);
key = EVT_asciiCode(evt.message);
if (key == 'v' || key == 'V') {
waitVRT -= 1;
if (modeInfo.Attributes & gaHaveTripleBuffer) {
if (waitVRT < gaTripleBuffer)
waitVRT = gaDontWait;
}
else {
if (waitVRT < gaWaitVRT)
waitVRT = gaDontWait;
}
}
else if (key == 0x1B || key == 0x0D || key == ' ') {
done = true;
}
else {
handleASCIICode(key);
handleScanCode(EVT_scanCode(evt.message));
}
}
/* Compute the frames per second rate after going through a large
* number of pages.
*/
if (--pageCount == 0) {
newCount = LZTimerLap();
fpsRate = (int)(10000000L / (newCount - lastCount)) * initPageCount;
lastCount = newCount;
pageCount = initPageCount;
}
}
LZTimerOff();
if (quadObj) {
gluDeleteQuadric(quadObj);
quadObj = NULL;
}
return key;
}
int gears2Test(
GA_HGLRC glrc,
int width,
int height)
{
ibool done = false;
int initPageCount = 5;
int fpsRate = 0,key = 0,waitVRT = gaWaitVRT,pageCount = initPageCount;
ulong lastCount = 0,newCount;
myinit();
myReshape(width,height);
LZTimerOn();
while (!done) {
oneFrame();
gmoveto(0,0);
gprintf("%d x %d %d bit %s (%d.%d fps)",(int)maxX+1,(int)maxY+1,
(int)modeInfo.BitsPerPixel,
(cntMode & gaLinearBuffer) ? "Linear" : "Banked",
fpsRate / 10, fpsRate % 10);
if (softwareOnly)
gprintf("Rendering to system memory back buffer");
switch (waitVRT) {
case gaTripleBuffer:
gprintf("Triple buffering - should be no flicker");
gprintf("Frame rate *must* max at refresh rate");
break;
case gaWaitVRT:
gprintf("Double buffering - should be no flicker");
gprintf("Frame rate *must* lock to multiple of refresh");
break;
default:
gprintf("Page flipping (no wait) - may flicker");
gprintf("Frame rate *must* max at hardware limit");
break;
}
glFuncs.SwapBuffers(glrc,waitVRT);
if (EVT_kbhit()) {
key = EVT_getch(); /* Swallow keypress */
if (key == 'v' || key == 'V') {
waitVRT -= 1;
if (modeInfo.Attributes & gaHaveTripleBuffer) {
if (waitVRT < gaTripleBuffer)
waitVRT = gaDontWait;
}
else {
if (waitVRT < gaWaitVRT)
waitVRT = gaDontWait;
}
}
else
break;
}
/* Compute the frames per second rate after going through a large
* number of pages.
*/
if (--pageCount == 0) {
newCount = LZTimerLap();
fpsRate = (int)(10000000L / (newCount - lastCount)) * initPageCount;
lastCount = newCount;
pageCount = initPageCount;
}
}
LZTimerOff();
return key;
}
