RectRawf *Rectf_United(Rectf const *rect, Rectf const *other, RectRawf *united)
{
RectRawf normA, normB;
if(!united) return NULL;
if(!other)
{
united->origin.x = Point2f_X(rect->origin);
united->origin.y = Point2f_Y(rect->origin);
united->size.width = Size2f_Width(rect->size);
united->size.height = Size2f_Height(rect->size);
return united;
}
Rectf_Normalized(rect, &normA);
Rectf_Normalized(other, &normB);
united->origin.x = MIN_OF(normA.origin.x, normB.origin.x);
united->origin.y = MIN_OF(normA.origin.y, normB.origin.y);
united->size.width = MAX_OF(normA.origin.x + normA.size.width,
normB.origin.x + normB.size.width) - united->origin.x;
united->size.height = MAX_OF(normA.origin.y + normA.size.height,
normB.origin.y + normB.size.height) - united->origin.y;
return united;
}
static void timeDeltaStatistics(int deltaMs)
{
timeDeltas[timeDeltasIndex++] = deltaMs;
if(timeDeltasIndex == NUM_FRAMETIME_DELTAS)
{
timeDeltasIndex = 0;
if(devShowFrameTimeDeltas)
{
int maxDelta = timeDeltas[0], minDelta = timeDeltas[0];
float average = 0, variance = 0;
int lateCount = 0;
int i;
for(i = 0; i < NUM_FRAMETIME_DELTAS; ++i)
{
maxDelta = MAX_OF(timeDeltas[i], maxDelta);
minDelta = MIN_OF(timeDeltas[i], minDelta);
average += timeDeltas[i];
variance += timeDeltas[i] * timeDeltas[i];
if(timeDeltas[i] > 0) lateCount++;
}
average /= NUM_FRAMETIME_DELTAS;
variance /= NUM_FRAMETIME_DELTAS;
Con_Message("Time deltas [%i frames]: min=%-6i max=%-6i avg=%-11.7f late=%5.1f%% var=%12.10f",
NUM_FRAMETIME_DELTAS, minDelta, maxDelta, average,
lateCount/(float)NUM_FRAMETIME_DELTAS*100,
variance);
}
}
}
void SetMachineParameters( void )
{
double dval;
DB_MSG(("-->SetMachineParameters\n"));
if( ParxRelsParHasValue("ACQ_word_size") == No )
{
ACQ_word_size = _32_BIT;
}
dval = PVM_GradDelayTime + PVM_2dPhaseGradientTime - 0.01;
dval = MAX_OF(PVM_DigEndDelOpt,dval);
DEOSC = (PVM_AcquisitionTime + dval)*1000.0;
ACQ_scan_shift = -1;
ParxRelsParRelations("ACQ_scan_shift",Yes);
DE = DE < 6.0 ? 6.0: DE;
PAPS = QP;
ACQ_BF_enable = Yes;
DB_MSG(("<--SetMachineParameters\n"));
}
static int textFragmentHeight(const char* fragment)
{
assert(NULL != fragment);
{
const char* ch;
unsigned char c;
int height = 0;
size_t len;
uint i;
if(fr.fontNum == 0)
{
Con_Error("textFragmentHeight: Cannot determine height without a current font.");
exit(1);
}
// Find the greatest height.
i = 0;
height = 0;
len = strlen(fragment);
ch = fragment;
while(i++ < len && (c = *ch++) != 0 && c != '\n')
{
height = MAX_OF(height, FR_CharHeight(c));
}
return topToAscent(Fonts_ToFont(fr.fontNum)) + height;
}
}
/**
* Subtract the appropriate amount of ammo from the player for firing
* the current ready weapon.
*
* @param player The player doing the firing.
*/
void P_ShotAmmo(player_t *player)
{
ammotype_t i;
int fireMode;
weaponinfo_t* wInfo =
&weaponInfo[player->readyWeapon][player->class_];
if(IS_CLIENT) return; // Server keeps track of this.
#if __JHERETIC__
if(deathmatch)
fireMode = 0; // In deathmatch always use mode zero.
else
fireMode = (player->powers[PT_WEAPONLEVEL2]? 1 : 0);
#else
fireMode = 0;
#endif
for(i = 0; i < NUM_AMMO_TYPES; ++i)
{
if(!wInfo->mode[fireMode].ammoType[i])
continue; // Weapon does not take this ammo.
// Don't let it fall below zero.
player->ammo[i].owned = MAX_OF(0,
player->ammo[i].owned - wInfo->mode[fireMode].perShot[i]);
}
player->update |= PSF_AMMO;
}
/// @pre This and @a other have been normalized.
static Rectf *Rectf_UniteRaw2(Rectf *r, RectRawf const *other)
{
Point2Rawf oldOrigin;
DENG_ASSERT(r && other);
Point2f_Raw(r->origin, &oldOrigin);
Rectf_SetXY(r, MIN_OF(Point2f_X(r->origin), other->origin.x),
MIN_OF(Point2f_Y(r->origin), other->origin.y));
Rectf_SetWidthHeight(r, MAX_OF(oldOrigin.x + Size2f_Width(r->size),
other->origin.x + other->size.width) - Point2f_X(r->origin),
MAX_OF(oldOrigin.y + Size2f_Height(r->size),
other->origin.y + other->size.height) - Point2f_Y(r->origin));
return r;
}
void UIChat_UpdateGeometry(uiwidget_t* obj)
{
const char* text = UIChat_Text(obj);
assert(obj->type == GUI_CHAT);
Rect_SetWidthHeight(obj->geometry, 0, 0);
if(!UIChat_IsActive(obj)) return;
FR_SetFont(obj->font);
Rect_SetWidthHeight(obj->geometry, cfg.msgScale * (FR_TextWidth(text) + FR_CharWidth('_')),
cfg.msgScale * (MAX_OF(FR_TextHeight(text), FR_CharHeight('_'))));
}
static void animateBackground(void)
{
wianimdef_t const *def;
wianimstate_t *state;
int i;
if(gameModeBits & GM_ANY_DOOM2) return;
if(wbs->episode > 2) return;
for(i = 0; i < animCounts[wbs->episode]; ++i)
{
def = &animDefs[wbs->episode][i];
state = &animStates[i];
// Is the animation active for the current map?
if(def->mapNum && wbs->nextMap != def->mapNum) continue;
// Has the animation begun yet
if(state->frame < 0) continue;
// Time to progress the animation?
if(backgroundAnimCounter != state->nextTic) continue;
++state->frame;
if(state->frame >= def->numFrames)
{
if(def->mapNum)
{
// Loop.
state->frame = def->numFrames - 1;
}
else
{
// Restart.
state->frame = 0;
}
}
state->nextTic = backgroundAnimCounter + MAX_OF(def->tics, 1);
}
}
void chose_best_plane( Fplane &p, const Fvector &v, Fplane &p0, Fplane &p1, Fplane &p2 )
{
MAX_OF( p0.n.dotproduct(v), p = p0, p1.n.dotproduct(v), p = p1, p2.n.dotproduct(v), p = p2 );
}
void SetPpgParameters( void )
{
DB_MSG(("-->SetPpgParameters\n"));
if( ParxRelsParHasValue("ACQ_trigger_enable") == No )
{
ACQ_trigger_enable = No;
}
if( ParxRelsParHasValue("ACQ_trigger_reference") == No )
{
ACQ_trigger_reference[0] = '\0';
}
if( ParxRelsParHasValue("ACQ_trigger_delay") == No )
{
ACQ_trigger_delay = 0;
}
ParxRelsParRelations("ACQ_trigger_reference",Yes);
ACQ_vd_list_size=1;
PARX_change_dims("ACQ_vd_list",1);
ACQ_vd_list[0] = 1e-6;
ParxRelsParRelations("ACQ_vd_list",Yes);
ACQ_vp_list_size=1;
PARX_change_dims("ACQ_vp_list",1);
ACQ_vp_list[0] = 1e-6;
ParxRelsParRelations("ACQ_vp_list",Yes);
ATB_SetPulprog("T1rho_MSME.ppg");
if(PVM_SelIrOnOff)
{
D[0] = PVM_InterGradientWaitTime / 1000.0;
D[10] = SliceSegEndDelay/1000.0;
}
else
{
D[0] = ((PVM_RepetitionTime - PVM_MinRepetitionTime)/NSLICES
+ PVM_InterGradientWaitTime) / 1000.0;
D[10] = 0.00001;
}
D[1] = ((PVM_EchoTime - minTE1)/2.0 + PVM_InterGradientWaitTime) / 1000.0;
D[2] = ((PVM_EchoTime - minTE2)/2.0 + 0.04) / 1000.0; /* 0.04 is duration of ADC_END_4ch */
D[3] = PVM_GradDelayTime / 1000.0;
D[3] = MAX_OF(D[3], 1e-5); /* min d3 in case PVM_GradDelayTime==0 */
D[4] = PVM_RampTime / 1000.0;
D[5] = (SliceSpoilerDuration - 2*PVM_RampTime)/1000.0;
D[6] = (PVM_2dPhaseGradientTime - 2*PVM_RampTime)/1000.0;
D[11] = (PVM_ReadDephaseTime - 2.0*PVM_RampTime) / 1000.0;
D[8] = CFG_AmplifierEnable()/1000.0;
/* set shaped pulses */
sprintf(TPQQ[0].name,ExcPulse.Filename);
sprintf(TPQQ[1].name,RefPulse.Filename);
if(PVM_DeriveGains == Yes) {
TPQQ[0].power = ExcPulse.Attenuation;
TPQQ[1].power = RefPulse.Attenuation;
}
TPQQ[0].offset = 0.0;
TPQQ[1].offset = 0.0;
ParxRelsParRelations("TPQQ",Yes);
/* set duration of pulse, in this method P[0] is used */
P[0] = ExcPulse.Length * 1000;
P[1] = RefPulse.Length * 1000;
ParxRelsParRelations("P",Yes);
DB_MSG(("<--SetPpgParameters\n"));
}
bool H_RenderHalo(coord_t x, coord_t y, coord_t z, float size,
DGLuint tex, float const color[3], coord_t distanceToViewer,
float occlusionFactor, float brightnessFactor, float viewXOffset,
bool primary, bool viewRelativeRotate)
{
int i, k;
float viewToCenter[3], mirror[3], normalViewToCenter[3];
float leftOff[3], rightOff[3], center[3], radius;
float haloPos[3];
float rgba[4], radX, radY, scale, turnAngle = 0;
float fadeFactor = 1, secBold, secDimFactor;
float colorAverage, f, distanceDim;
flare_t *fl;
viewdata_t const *viewData = R_ViewData(viewPlayer - ddPlayers);
// In realistic mode we don't render secondary halos.
if(!primary && haloRealistic)
return false;
if(distanceToViewer <= 0 || occlusionFactor == 0 ||
(haloFadeMax && distanceToViewer > haloFadeMax))
return false;
occlusionFactor = (1 + occlusionFactor) / 2;
if(haloFadeMax && haloFadeMax != haloFadeMin &&
distanceToViewer < haloFadeMax && distanceToViewer >= haloFadeMin)
{
fadeFactor = (distanceToViewer - haloFadeMin) / (haloFadeMax - haloFadeMin);
}
// viewSideVec is to the left.
for(i = 0; i < 3; ++i)
{
leftOff[i] = viewData->upVec[i] + viewData->sideVec[i];
rightOff[i] = viewData->upVec[i] - viewData->sideVec[i];
}
rgba[CR] = color[CR];
rgba[CG] = color[CG];
rgba[CB] = color[CB];
rgba[CA] = 1; // Real alpha is set later.
center[VX] = x;
center[VZ] = y;
center[VY] = z;
// Apply the flare's X offset. (Positive is to the right.)
for(i = 0; i < 3; i++)
center[i] -= viewXOffset * viewData->sideVec[i];
// Calculate the mirrored position.
// Project viewtocenter vector onto viewSideVec.
for(i = 0; i < 3; ++i)
{
normalViewToCenter[i] = viewToCenter[i] = center[i] - (float)(vOrigin[i]);
}
V3f_Normalize(normalViewToCenter);
// Calculate the dimming factor for secondary flares.
secDimFactor = V3f_DotProduct(normalViewToCenter, viewData->frontVec);
scale = V3f_DotProduct(viewToCenter, viewData->frontVec) / V3f_DotProduct(viewData->frontVec, viewData->frontVec);
for(i = 0; i < 3; ++i)
haloPos[i] = mirror[i] = (viewData->frontVec[i] * scale - viewToCenter[i]) * 2;
// Now adding 'mirror' to a position will mirror it.
// Calculate texture turn angle.
if(V3f_Normalize(haloPos))
{
// Now halopos is a normalized version of the mirror vector.
// Both vectors are on the view plane.
if(viewRelativeRotate)
{
turnAngle = V3f_DotProduct(haloPos, viewData->upVec);
if(turnAngle > 1)
turnAngle = 1;
else if(turnAngle < -1)
turnAngle = -1;
if(turnAngle >= 1)
turnAngle = 0;
else if(turnAngle <= -1)
turnAngle = float(de::PI);
else
turnAngle = acos(turnAngle);
// On which side of the up vector (left or right)?
if(V3f_DotProduct(haloPos, viewData->sideVec) < 0)
turnAngle = -turnAngle;
}
else
{
turnAngle = 0;
}
}
// The overall brightness of the flare.
colorAverage = (rgba[CR] + rgba[CG] + rgba[CB] + 1) / 4;
// Small flares have stronger dimming.
f = distanceToViewer / size;
if(haloDimStart && haloDimStart < haloDimEnd && f > haloDimStart)
distanceDim = 1 - (f - haloDimStart) / (haloDimEnd - haloDimStart);
else
distanceDim = 1;
// Setup GL state.
if(primary)
H_SetupState(true);
DENG_ASSERT_IN_MAIN_THREAD();
DENG_ASSERT_GL_CONTEXT_ACTIVE();
// Prepare the texture rotation matrix.
glMatrixMode(GL_TEXTURE);
glPushMatrix();
glLoadIdentity();
// Rotate around the center of the texture.
glTranslatef(0.5f, 0.5f, 0);
glRotatef(turnAngle / float(de::PI) * 180, 0, 0, 1);
glTranslatef(-0.5f, -0.5f, 0);
for(i = 0, fl = flares; i < haloMode && i < NUM_FLARES; ++i, fl++)
{
if(primary && i)
break;
if(!primary && !i)
continue;
// Calculate the dimming factor.
if(i > 0)
// Secondary flares receive additional dimming.
f = MAX_OF(minHaloSize * size / distanceToViewer, 1);
else
f = 1;
f *= distanceDim * brightnessFactor;
// The rgba & alpha of the flare.
rgba[CA] = f * (fl->alpha * occlusionFactor * fadeFactor + colorAverage * colorAverage / 5);
radius = size * (1 - colorAverage / 3) + distanceToViewer / haloZMagDiv;
if(radius < haloMinRadius)
radius = haloMinRadius;
radius *= occlusionFactor;
secBold = colorAverage - 8 * (1 - secDimFactor);
rgba[CA] *= .8f * haloBright / 100.0f;
if(i)
{
rgba[CA] *= secBold; // Secondary flare boldness.
}
if(rgba[CA] <= 0)
break; // Not visible.
// In the realistic mode, halos are slightly dimmer.
if(haloRealistic)
{
rgba[CA] *= .6f;
}
if(haloRealistic)
{
// The 'realistic' halos just use the blurry round
// texture unless custom.
if(!tex)
tex = GL_PrepareSysFlaremap(FXT_ROUND);
}
else
{
if(!(primary && tex))
{
if(size > 45 || (colorAverage > .90 && size > 20))
{
// The "Very Bright" condition.
radius *= .65f;
if(!i)
tex = GL_PrepareSysFlaremap(FXT_BIGFLARE);
else
tex = GL_PrepareSysFlaremap(flaretexid_t(fl->texture));
}
else
{
if(!i)
tex = GL_PrepareSysFlaremap(FXT_ROUND);
else
tex = GL_PrepareSysFlaremap(flaretexid_t(fl->texture));
}
}
}
// In the realistic mode, halos are slightly smaller.
if(haloRealistic)
{
radius *= 0.8f;
}
// The final radius.
radX = radius * fl->size;
radY = radX / 1.2f;
// Determine the final position of the halo.
haloPos[VX] = center[VX];
haloPos[VY] = center[VY];
haloPos[VZ] = center[VZ];
if(i)
{ // Secondary halos.
// Mirror it according to the flare table.
for(k = 0; k < 3; ++k)
haloPos[k] += mirror[k] * fl->offset;
}
GL_BindTextureUnmanaged(renderTextures? tex : 0, GL_CLAMP_TO_EDGE, GL_CLAMP_TO_EDGE);
glEnable(GL_TEXTURE_2D);
glColor4fv(rgba);
glBegin(GL_QUADS);
glTexCoord2f(0, 0);
glVertex3f(haloPos[VX] + radX * leftOff[VX],
haloPos[VY] + radY * leftOff[VY],
haloPos[VZ] + radX * leftOff[VZ]);
glTexCoord2f(1, 0);
glVertex3f(haloPos[VX] + radX * rightOff[VX],
haloPos[VY] + radY * rightOff[VY],
haloPos[VZ] + radX * rightOff[VZ]);
glTexCoord2f(1, 1);
glVertex3f(haloPos[VX] - radX * leftOff[VX],
haloPos[VY] - radY * leftOff[VY],
haloPos[VZ] - radX * leftOff[VZ]);
glTexCoord2f(0, 1);
glVertex3f(haloPos[VX] - radX * rightOff[VX],
haloPos[VY] - radY * rightOff[VY],
haloPos[VZ] - radX * rightOff[VZ]);
glEnd();
glDisable(GL_TEXTURE_2D);
}
glMatrixMode(GL_TEXTURE);
glPopMatrix();
// Restore previous GL state.
if(primary)
H_SetupState(false);
return true;
}