spacecruft
/
CelestiaContent
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Implemented frame rate counter.

pull/3/head
Chris Laurel 2001-05-07 16:07:22 +00:00
parent c31e65f4bc
commit dc801c8382
1 changed files with 72 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

72
src/glutmain.cpp
View File

@ -74,6 +74,8 @@ static bool leftPress = false;
static bool rightPress = false;
static bool pgupPress = false;
static bool pgdnPress = false;
static bool homePress = false;
static bool endPress = false;
static bool wireframe = false;
@ -447,9 +449,34 @@ void Idle(void)
CancelScript();
}
if (homePress)
sim->changeOrbitDistance(-dt * 2);
else if (endPress)
sim->changeOrbitDistance(dt * 2);
// Keyboard rotate
Quatf q(1);
if (leftPress)
q.zrotate((float) dt * 2);
if (rightPress)
q.zrotate((float) dt * -2);
if (downPress)
q.xrotate((float) dt * 2);
if (upPress)
q.xrotate((float) dt * -2);
sim->rotate(q);
sim->update(dt);
Display();
nFrames++;
if (nFrames == 100)
{
fps = (double) nFrames / (currentTime - fpsCounterStartTime);
nFrames = 0;
fpsCounterStartTime = currentTime;
}
}
void MouseDrag(int x, int y)
@ -740,6 +767,50 @@ void SpecialKeyPress(int key, int x, int y)
case GLUT_KEY_F6:
sim->setTargetSpeed(1);
break;
case GLUT_KEY_LEFT:
leftPress = true;
break;
case GLUT_KEY_RIGHT:
rightPress = true;
break;
case GLUT_KEY_UP:
upPress = true;
break;
case GLUT_KEY_DOWN:
downPress = true;
break;
case GLUT_KEY_HOME:
homePress = true;
break;
case GLUT_KEY_END:
endPress = true;
break;
}
}
void SpecialKeyUp(int key, int x, int y)
{
switch (key)
{
case GLUT_KEY_LEFT:
leftPress = false;
break;
case GLUT_KEY_RIGHT:
rightPress = false;
break;
case GLUT_KEY_UP:
upPress = false;
break;
case GLUT_KEY_DOWN:
downPress = false;
break;
case GLUT_KEY_HOME:
homePress = false;
break;
case GLUT_KEY_END:
endPress = false;
break;
}
}
@ -858,6 +929,7 @@ int main(int argc, char* argv[])
glutMotionFunc(MouseDrag);
glutKeyboardFunc(KeyPress);
glutSpecialFunc(SpecialKeyPress);
glutSpecialUpFunc(SpecialKeyUp);
timer = CreateTimer();
renderer = new Renderer();