diff options
Diffstat (limited to 'indra/newview/llmeshrepository.cpp')
| -rwxr-xr-x | indra/newview/llmeshrepository.cpp | 39 |
1 files changed, 29 insertions, 10 deletions
diff --git a/indra/newview/llmeshrepository.cpp b/indra/newview/llmeshrepository.cpp index b6e3626cba..e259ee9846 100755 --- a/indra/newview/llmeshrepository.cpp +++ b/indra/newview/llmeshrepository.cpp @@ -3100,9 +3100,7 @@ F32 LLMeshRepository::getStreamingCost(const LLSD& header, F32 radius) F32 dlowest = llmin(radius/0.06f, 256.f); F32 dlow = llmin(radius/0.24f, 256.f); F32 dmid = llmin(radius/1.0f, 256.f); - F32 dhigh = 0.f; - - + F32 bytes_lowest = header["lowest_lod"]["size"].asReal()/1024.f; F32 bytes_low = header["low_lod"]["size"].asReal()/1024.f; F32 bytes_mid = header["medium_lod"]["size"].asReal()/1024.f; @@ -3128,14 +3126,35 @@ F32 LLMeshRepository::getStreamingCost(const LLSD& header, F32 radius) bytes_lowest = bytes_low; } - F32 cost = 0.f; - cost += llmax(256.f-dlowest, 1.f)/32.f*bytes_lowest; - cost += llmax(dlowest-dlow, 1.f)/32.f*bytes_low; - cost += llmax(dlow-dmid, 1.f)/32.f*bytes_mid; - cost += llmax(dmid-dhigh, 1.f)/32.f*bytes_high; + F32 max_area = 65536.f; + F32 min_area = 1.f; + + F32 high_area = llmin(F_PI*dmid*dmid, max_area); + F32 mid_area = llmin(F_PI*dlow*dlow, max_area); + F32 low_area = llmin(F_PI*dlowest*dlowest, max_area); + F32 lowest_area = max_area; + + lowest_area -= low_area; + low_area -= mid_area; + mid_area -= high_area; + + high_area = llclamp(high_area, min_area, max_area); + mid_area = llclamp(mid_area, min_area, max_area); + low_area = llclamp(low_area, min_area, max_area); + lowest_area = llclamp(lowest_area, min_area, max_area); + + F32 total_area = high_area + mid_area + low_area + lowest_area; + high_area /= total_area; + mid_area /= total_area; + low_area /= total_area; + lowest_area /= total_area; + + F32 weighted_avg = bytes_high*high_area + + bytes_mid*mid_area + + bytes_low*low_area + + bytes_lowest*lowest_area; - cost *= gSavedSettings.getF32("MeshStreamingCostScaler"); - return cost; + return weighted_avg * gSavedSettings.getF32("MeshStreamingCostScaler"); } |