You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
386 lines
8.1 KiB
386 lines
8.1 KiB
/*==LICENSE==* |
|
|
|
CyanWorlds.com Engine - MMOG client, server and tools |
|
Copyright (C) 2011 Cyan Worlds, Inc. |
|
|
|
This program is free software: you can redistribute it and/or modify |
|
it under the terms of the GNU General Public License as published by |
|
the Free Software Foundation, either version 3 of the License, or |
|
(at your option) any later version. |
|
|
|
This program is distributed in the hope that it will be useful, |
|
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
GNU General Public License for more details. |
|
|
|
You should have received a copy of the GNU General Public License |
|
along with this program. If not, see <http://www.gnu.org/licenses/>. |
|
|
|
Additional permissions under GNU GPL version 3 section 7 |
|
|
|
If you modify this Program, or any covered work, by linking or |
|
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK, |
|
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent |
|
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK |
|
(or a modified version of those libraries), |
|
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA, |
|
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG |
|
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the |
|
licensors of this Program grant you additional |
|
permission to convey the resulting work. Corresponding Source for a |
|
non-source form of such a combination shall include the source code for |
|
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered |
|
work. |
|
|
|
You can contact Cyan Worlds, Inc. by email legal@cyan.com |
|
or by snail mail at: |
|
Cyan Worlds, Inc. |
|
14617 N Newport Hwy |
|
Mead, WA 99021 |
|
|
|
*==LICENSE==*/ |
|
|
|
#include "hsTypes.h" |
|
|
|
#include "plDynaDecal.h" |
|
#include "plAuxSpan.h" |
|
|
|
hsBool plDynaSplot::Age(double t, hsScalar ramp, hsScalar decay, hsScalar life) |
|
{ |
|
hsScalar age = hsScalar(t - fBirth); |
|
if( age >= life ) |
|
return true; |
|
|
|
int n = fNumVerts; |
|
if( !n ) |
|
return true; |
|
|
|
hsScalar atten = fInitAtten; |
|
if( age < ramp ) |
|
{ |
|
atten *= age / ramp; |
|
fFlags |= kFresh; |
|
} |
|
else if( age > decay ) |
|
{ |
|
atten *= (life - age) / (life - decay); |
|
fFlags |= kFresh; |
|
} |
|
else if( fFlags & kFresh ) |
|
{ |
|
fFlags &= ~kFresh; |
|
} |
|
else |
|
{ |
|
return false; |
|
} |
|
|
|
hsPoint3* origUVW = &fAuxSpan->fOrigUVW[fStartVtx]; |
|
|
|
if( fFlags & kAttenColor ) |
|
{ |
|
plDecalVtxFormat* vtx = fVtxBase; |
|
|
|
while( n-- ) |
|
{ |
|
UInt32 diff = UInt32(origUVW->fZ * atten * 255.99f); |
|
vtx->fDiffuse = 0xff000000 |
|
| (diff << 16) |
|
| (diff << 8) |
|
| diff; |
|
|
|
vtx++; |
|
origUVW++; |
|
} |
|
} |
|
else |
|
if( fAuxSpan->fFlags & plAuxSpan::kRTLit ) |
|
{ |
|
const int stride = sizeof(plDecalVtxFormat); |
|
|
|
hsScalar* sPtr = &origUVW->fZ; |
|
|
|
unsigned char* alpha = (unsigned char*)&fVtxBase->fDiffuse; |
|
alpha += 3; |
|
while( n-- ) |
|
{ |
|
hsScalar initOpac = *sPtr; |
|
*alpha = unsigned char(initOpac * atten * 255.99f); |
|
|
|
alpha += stride; |
|
sPtr += 3; |
|
} |
|
} |
|
else |
|
{ |
|
hsScalar* sPtr = &origUVW->fZ; |
|
|
|
char* oPtr = (char*)&fVtxBase->fUVW[1].fX; |
|
|
|
const int stride = sizeof(plDecalVtxFormat); |
|
|
|
while( n-- ) |
|
{ |
|
(*(hsScalar*)oPtr) = *sPtr * atten; |
|
|
|
oPtr += stride; |
|
sPtr += 3; |
|
} |
|
} |
|
return false; |
|
} |
|
|
|
hsBool plDynaRipple::Age(double t, hsScalar ramp, hsScalar decay, hsScalar life) |
|
{ |
|
hsScalar age = hsScalar(t - fBirth); |
|
if( age >= life ) |
|
return true; |
|
|
|
int n = fNumVerts; |
|
if( !n ) |
|
return true; |
|
|
|
hsScalar atten = fInitAtten; |
|
if( age < ramp ) |
|
{ |
|
atten *= age / ramp; |
|
} |
|
else if( age > decay ) |
|
{ |
|
atten *= (life - age) / (life - decay); |
|
} |
|
|
|
hsScalar scaleU = fC1U / (age*fC2U + 1.f); |
|
hsScalar scaleV = fC1V / (age*fC2V + 1.f); |
|
|
|
hsPoint3* origUVW = &fAuxSpan->fOrigUVW[fStartVtx]; |
|
|
|
if( fFlags & kAttenColor ) |
|
{ |
|
plDecalVtxFormat* vtx = fVtxBase; |
|
|
|
while( n-- ) |
|
{ |
|
UInt32 diff = UInt32(origUVW->fZ * atten * 255.99f); |
|
vtx->fDiffuse = 0xff000000 |
|
| (diff << 16) |
|
| (diff << 8) |
|
| diff; |
|
|
|
vtx->fUVW[0].fX = (origUVW->fX - 0.5f) * scaleU + 0.5f; |
|
vtx->fUVW[0].fY = (origUVW->fY - 0.5f) * scaleV + 0.5f; |
|
|
|
vtx++; |
|
origUVW++; |
|
} |
|
} |
|
else |
|
if( fAuxSpan->fFlags & plAuxSpan::kRTLit ) |
|
{ |
|
plDecalVtxFormat* vtx = fVtxBase; |
|
|
|
while( n-- ) |
|
{ |
|
unsigned char* alpha = ((unsigned char*)&vtx->fDiffuse) + 3; |
|
*alpha = unsigned char(origUVW->fZ * atten * 255.99f); |
|
|
|
vtx->fUVW[0].fX = (origUVW->fX - 0.5f) * scaleU + 0.5f; |
|
vtx->fUVW[0].fY = (origUVW->fY - 0.5f) * scaleV + 0.5f; |
|
|
|
vtx++; |
|
origUVW++; |
|
} |
|
} |
|
else |
|
{ |
|
plDecalVtxFormat* vtx = fVtxBase; |
|
|
|
while( n-- ) |
|
{ |
|
vtx->fUVW[0].fX = (origUVW->fX - 0.5f) * scaleU + 0.5f; |
|
vtx->fUVW[0].fY = (origUVW->fY - 0.5f) * scaleV + 0.5f; |
|
|
|
vtx->fUVW[1].fX = origUVW->fZ * atten; |
|
|
|
vtx++; |
|
origUVW++; |
|
} |
|
} |
|
fFlags &= ~kFresh; |
|
return false; |
|
} |
|
|
|
hsBool plDynaWake::Age(double t, hsScalar ramp, hsScalar decay, hsScalar life) |
|
{ |
|
hsScalar age = hsScalar(t - fBirth); |
|
if( age >= life ) |
|
return true; |
|
|
|
int n = fNumVerts; |
|
if( !n ) |
|
return true; |
|
|
|
hsScalar atten = fInitAtten; |
|
if( age < ramp ) |
|
{ |
|
atten *= age / ramp; |
|
} |
|
else if( age > decay ) |
|
{ |
|
atten *= (life - age) / (life - decay); |
|
} |
|
|
|
hsScalar scaleU = fC1U / (age*fC2U + 1.f); |
|
hsScalar scaleV = fC1V / (age*fC2V + 1.f); |
|
|
|
hsPoint3* origUVW = &fAuxSpan->fOrigUVW[fStartVtx]; |
|
|
|
if( fFlags & kAttenColor ) |
|
{ |
|
plDecalVtxFormat* vtx = fVtxBase; |
|
|
|
while( n-- ) |
|
{ |
|
UInt32 diff = UInt32(origUVW->fZ * atten * 255.99f); |
|
vtx->fDiffuse = 0xff000000 |
|
| (diff << 16) |
|
| (diff << 8) |
|
| diff; |
|
|
|
vtx->fUVW[0].fX = (origUVW->fX - 0.5f) * scaleU + 0.5f; |
|
vtx->fUVW[0].fY = origUVW->fY * scaleV; |
|
|
|
vtx++; |
|
origUVW++; |
|
} |
|
} |
|
else |
|
if( fAuxSpan->fFlags & plAuxSpan::kRTLit ) |
|
{ |
|
plDecalVtxFormat* vtx = fVtxBase; |
|
|
|
while( n-- ) |
|
{ |
|
unsigned char* alpha = ((unsigned char*)&vtx->fDiffuse) + 3; |
|
*alpha = unsigned char(origUVW->fZ * atten * 255.99f); |
|
|
|
vtx->fUVW[0].fX = (origUVW->fX - 0.5f) * scaleU + 0.5f; |
|
vtx->fUVW[0].fY = origUVW->fY * scaleV; |
|
|
|
vtx++; |
|
origUVW++; |
|
} |
|
} |
|
else |
|
{ |
|
plDecalVtxFormat* vtx = fVtxBase; |
|
|
|
while( n-- ) |
|
{ |
|
vtx->fUVW[0].fX = (origUVW->fX - 0.5f) * scaleU + 0.5f; |
|
vtx->fUVW[0].fY = origUVW->fY * scaleV; |
|
|
|
vtx->fUVW[1].fX = origUVW->fZ * atten; |
|
|
|
vtx++; |
|
origUVW++; |
|
} |
|
} |
|
fFlags &= ~kFresh; |
|
return false; |
|
} |
|
|
|
hsBool plDynaWave::Age(double t, hsScalar ramp, hsScalar decay, hsScalar life) |
|
{ |
|
hsScalar age = hsScalar(t - fBirth); |
|
if( age >= life ) |
|
return true; |
|
|
|
int n = fNumVerts; |
|
if( !n ) |
|
return true; |
|
|
|
hsScalar atten = fInitAtten; |
|
if( age < ramp ) |
|
{ |
|
atten *= age / ramp; |
|
} |
|
else if( age > decay ) |
|
{ |
|
atten *= (life - age) / (life - decay); |
|
} |
|
|
|
hsScalar scale = 1.f + life * fScrollRate; |
|
hsScalar scroll = -fScrollRate * age; |
|
|
|
hsPoint3* origUVW = &fAuxSpan->fOrigUVW[fStartVtx]; |
|
|
|
if( fFlags & kAttenColor ) |
|
{ |
|
plDecalVtxFormat* vtx = fVtxBase; |
|
|
|
while( n-- ) |
|
{ |
|
UInt32 diff = UInt32(origUVW->fZ * atten * 255.99f); |
|
vtx->fDiffuse = 0xff000000 |
|
| (diff << 16) |
|
| (diff << 8) |
|
| diff; |
|
|
|
vtx->fUVW[0].fX = origUVW->fX; |
|
vtx->fUVW[0].fY = origUVW->fY * scale + scroll; |
|
|
|
vtx++; |
|
origUVW++; |
|
} |
|
} |
|
else |
|
if( fAuxSpan->fFlags & plAuxSpan::kRTLit ) |
|
{ |
|
plDecalVtxFormat* vtx = fVtxBase; |
|
|
|
while( n-- ) |
|
{ |
|
unsigned char* alpha = ((unsigned char*)&vtx->fDiffuse) + 3; |
|
*alpha = unsigned char(origUVW->fZ * atten * 255.99f); |
|
|
|
vtx->fUVW[0].fX = origUVW->fX; |
|
vtx->fUVW[0].fY = origUVW->fY * scale + scroll; |
|
|
|
vtx++; |
|
origUVW++; |
|
} |
|
} |
|
else |
|
{ |
|
plDecalVtxFormat* vtx = fVtxBase; |
|
|
|
while( n-- ) |
|
{ |
|
vtx->fUVW[0].fX = origUVW->fX; |
|
vtx->fUVW[0].fY = origUVW->fY * scale + scroll; |
|
|
|
vtx->fUVW[1].fX = origUVW->fZ * atten; |
|
|
|
vtx++; |
|
origUVW++; |
|
} |
|
} |
|
fFlags &= ~kFresh; |
|
return false; |
|
} |
|
|
|
hsBool plDynaRippleVS::Age(double t, hsScalar ramp, hsScalar decay, hsScalar life) |
|
{ |
|
hsScalar age = hsScalar(t - fBirth); |
|
if( age >= life ) |
|
return true; |
|
|
|
int n = fNumVerts; |
|
if( !n ) |
|
return true; |
|
|
|
fFlags &= ~kFresh; |
|
return false; |
|
} |
|
|
|
|