void ParticleManager::DrawParticles( float tween /*= 1.0f*/, int layer /*= -1*/ )
{
// tween origin
_currentTween = tween;
_camtx = -TweenValues(_oldOriginX, _originX, tween);
_camty = -TweenValues(_oldOriginY, _originY, tween);
_camtz = TweenValues(_oldOriginZ, _originZ, tween);
// record current GFX states
/* not used
float cAlpha = GetAlpha();
float cRotation = GetRotation();
float cScaleX = GetScaleX();
float cScaleY = GetScaleY();
int cRed = GetR();
int cGreen = GetG();
int cBlue = GetB();
*/
// rendercount = 0
if (_angle != 0)
{
_angleTweened = TweenValues(_oldAngle, _angle, tween);
_matrix.Set(cosf(_angleTweened / 180.0f * (float)M_PI), sinf(_angleTweened / 180.0f * (float)M_PI), -sinf(_angleTweened / 180.0f * (float)M_PI), cosf(_angleTweened / 180.0f * (float)M_PI));
}
int layers = 0;
int startLayer = 0;
if (layer == -1 || layer >= _effectLayers)
{
layers = _effectLayers - 1;
}
else
{
layers = layer;
startLayer = layer;
}
for (int el = startLayer; el <= layers; ++el)
{
for (int i = 0; i < 10; ++i)
{
auto& plist = _inUse[el][i];
for (auto it = plist.begin(); it != plist.end(); ++it)
{
DrawParticle(*it);
}
}
}
DrawEffects();
// restore GFX states
/* not used
SetAlpha(cAlpha);
SetRotation(cRotation);
SetScale(cScaleX, cScaleY);
SetColor(cR, cG, cB);
*/
}
//-----------------------------------------------------------------------------
// Purpose: First-person function call after viewmodel has been drawn
//-----------------------------------------------------------------------------
void C_WeaponPortalgun::ViewModelDrawn( C_BaseViewModel *pBaseViewModel )
{
// Render our effects
DrawEffects( false );
// Pass this back up
BaseClass::ViewModelDrawn( pBaseViewModel );
}
//-----------------------------------------------------------------------------
// Purpose: Viewmodel was drawn
//-----------------------------------------------------------------------------
void C_WeaponStunStick::ViewModelDrawn( C_BaseViewModel *pBaseViewModel )
{
// Don't bother when we're not deployed
if ( IsWeaponVisible() )
{
// Do all our special effects
DrawEffects();
}
BaseClass::ViewModelDrawn( pBaseViewModel );
}
//-----------------------------------------------------------------------------
// Purpose: Draws the stunstick model (with extra effects)
//-----------------------------------------------------------------------------
int C_WeaponStunStick::DrawModel( int flags )
{
if ( ShouldDraw() == false )
return 0;
// Only render these on the transparent pass
if ( flags & STUDIO_TRANSPARENCY )
{
DrawEffects();
return 1;
}
return BaseClass::DrawModel( flags );
}
//-----------------------------------------------------------------------------
// Purpose: Third-person function call to render world model
//-----------------------------------------------------------------------------
int C_WeaponPortalgun::DrawModel( int flags )
{
// Only render these on the transparent pass
/*if ( flags & STUDIO_TRANSPARENCY )
{
DrawEffects( true );
return 1;
}*/
int iRetValue = BaseClass::DrawModel( flags );
if ( iRetValue )
{
DrawEffects( true );
}
return iRetValue;
}
static void DisplayCallback(void)
{
unsigned int MAXLATENCY=2000*1000; //2seconds rendering time is terrible
//If we were Paused ( a.k.a. economy mode )
//All the time passed since the last draw operation could lead to jerky movement
//So we won't track time as we do regularly but "pretend" the last frame was 1ms ago
//This will ensure smoothness and eye-candy for the user :)
if (frame.onNextDrawAssumeWeWerePaused)
{
gettimeofday(&last_frame,0x0);
time_passed_microseconds = 1000;
frame.onNextDrawAssumeWeWerePaused = 0;
} else
{
// Regular per frame time keeping
/*KEEP TRACK OF TIME -----------------*/
gettimeofday(&this_frame,0x0);
time_passed_microseconds = timeval_diff(&difference,&this_frame,&last_frame);
if (time_passed_microseconds>MAXLATENCY)
{
fprintf(stderr,"FRAME DELAYED %u msecs\n",time_passed_microseconds/1000);
fprintf(stderr,"to keep things from freaking out we will pretend We were paused and only 1 ms passed\n");
time_passed_microseconds=1000;
}
last_frame = this_frame;
/*---------------------------------------*/
}
/* FRAME RATE COUNTING
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>*/
framecount+=1;
timenow=glutGet(GLUT_ELAPSED_TIME);
frame.tick_count=timenow; // <- Slideshow triggering
if (timenow - timebase>1000)
{
float real_fps = (framecount * 1000.0) / (timenow-timebase);
fps = (unsigned int) real_fps ;
frame.fps=fps; // <- Store in slideshow
timebase = timenow;
framecount = 0;
}
/* >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>*/
/* >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>*/
/* Texture binding via OpenGL , it can only be done in this thread , before actually rendering >>>>>>>>>>>>>>>>>>>>>>*/
/* This code only counts textures to be created , they are actually loaded on the end of this function >>>>>>>>>>>>>>>*/
/* >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> */
/* OPEN GL DRAWING >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> */
// glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT ); // <- This causes screen tearing..! | GL_DEPTH_BUFFER_BIT
glPushMatrix();
//glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glRotatef(frame.angle_x,-1.0,0,0); // Peristrofi gyrw apo ton x
glRotatef(frame.angle_y,0,-1.0,0); // Peristrofi gyrw apo ton y
glRotatef(frame.angle_z,0,0,-1.0);
glTranslatef(-frame.vx, -frame.vy, -frame.vz);
MainDisplayFunction();
Render_3DObjects();
DrawEffects();
glTranslatef(frame.vx,frame.vy,frame.vz);
glPopMatrix();
/* >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> */
/* DRAW APPLICATION HUD */
if (frame.show_time>0)
{
unsigned int diff_ms=time_passed_microseconds/1000;
if (frame.show_time>diff_ms) { frame.show_time-=diff_ms; } else
{ frame.show_time=0; }
DisplayHUD(2);
}else
if (frame.show_information>0)
{
unsigned int diff_ms=time_passed_microseconds/1000;
if (frame.show_information>diff_ms) { frame.show_information-=diff_ms; } else
{ frame.show_information=0; }
DisplayHUD(1);
}else
if ( frame.distance_barrier_after_considered_close<frame.desired_z )
{
/* Display HUD only if not zoomed */
DisplayHUD(0);
}
/* - - - - - - - */
glFinish(); // Thats all the drawing
glutSwapBuffers();
/*STATE MANAGMENT ----------------------------------------------------*/
AutomaticSlideShowControl_if_needed(); /* if automatic slide show is enabled it will relay commands */
/* THIS COMMAND MOVES THE CAMERA ACCORDING TO THE USER/COMPUTER INPUT*/
PerformCameraMovement(time_passed_microseconds);
PerformPicturesMovement(time_passed_microseconds);
Run3DObjects(time_passed_microseconds);
/* Texture binding via OpenGL , it can only be done in this thread , while not rendering
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> */
ManageCreatingTexturesMemory_OpenGLThread(0);
/* >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> */
/* Changes on display behaviour >>>>>>>>>>>>>>>>>>>>>>*/
if ( !framerate_limiter() ) /* helps smoothing out framerate */
{
usleep(10); /*Some dead time */
}
glFlush(); //This is needed for Discrete GPU / ( Optimus ) to be working (!)
}
