mirror/openmw-tes3mp
1
0
Fork 1
mirror of https://github.com/TES3MP/openmw-tes3mp.git synced 2025-02-21 18:09:39 +00:00
Code Issues Releases Wiki Activity

Do not update map texture if it did not change

Browse source
This commit is contained in:
bzzt 2019-02-20 13:37:00 +00:00 committed by Andrei Kortunov
parent 231e629e66
commit 1143985bc7
1 changed files with 14 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

19
apps/openmw/mwrender/localmap.cpp
View file

@ -613,7 +613,8 @@ void LocalMap::updatePlayer (const osg::Vec3f& position, const osg::Quat& orient
if (!segment.mFogOfWarImage || !segment.mMapTexture) if (!segment.mFogOfWarImage || !segment.mMapTexture)
continue; continue;
unsigned char* data = segment.mFogOfWarImage->data(); uint32_t* data = (uint32_t*)segment.mFogOfWarImage->data();
bool changed = false;
for (int texV = 0; texV<sFogOfWarResolution; ++texV) for (int texV = 0; texV<sFogOfWarResolution; ++texV)
{ {
for (int texU = 0; texU<sFogOfWarResolution; ++texU) for (int texU = 0; texU<sFogOfWarResolution; ++texU)
@ -625,14 +626,22 @@ void LocalMap::updatePlayer (const osg::Vec3f& position, const osg::Quat& orient
uint8_t alpha = (clr >> 24); uint8_t alpha = (clr >> 24);
alpha = std::min( alpha, (uint8_t) (std::max(0.f, std::min(1.f, (sqrDist/sqrExploreRadius)))*255) ); alpha = std::min( alpha, (uint8_t) (std::max(0.f, std::min(1.f, (sqrDist/sqrExploreRadius)))*255) );
*(uint32_t*)data = (uint32_t) (alpha << 24); uint32_t val = (uint32_t) (alpha << 24);
if ( *data != val)
{
*data = val;
changed = true;
}
data += 4; ++data;
} }
} }
segment.mHasFogState = true; if (changed)
segment.mFogOfWarImage->dirty(); {
segment.mHasFogState = true;
segment.mFogOfWarImage->dirty();
}
} }
} }
} }