diff options
Diffstat (limited to 'indra/llmath/llvolume.cpp')
-rw-r--r-- | indra/llmath/llvolume.cpp | 58 |
1 files changed, 46 insertions, 12 deletions
diff --git a/indra/llmath/llvolume.cpp b/indra/llmath/llvolume.cpp index 24f46d720b..648f9a8d93 100644 --- a/indra/llmath/llvolume.cpp +++ b/indra/llmath/llvolume.cpp @@ -2921,28 +2921,54 @@ F32 LLVolume::sculptGetSurfaceArea() return area; } -// create placeholder shape -void LLVolume::sculptGeneratePlaceholder() +// create empty placeholder shape +void LLVolume::sculptGenerateEmptyPlaceholder() { S32 sizeS = mPathp->mPath.size(); S32 sizeT = mProfilep->mProfile.size(); - + S32 line = 0; - // for now, this is a sphere. for (S32 s = 0; s < sizeS; s++) { for (S32 t = 0; t < sizeT; t++) { S32 i = t + line; LLVector4a& pt = mMesh[i]; + + F32* p = pt.getF32ptr(); - - F32 u = (F32)s/(sizeS-1); - F32 v = (F32)t/(sizeT-1); + p[0] = 0; + p[1] = 0; + p[2] = 0; + + llassert(pt.isFinite3()); + } + line += sizeT; + } +} + +// create sphere placeholder shape +void LLVolume::sculptGenerateSpherePlaceholder() +{ + S32 sizeS = mPathp->mPath.size(); + S32 sizeT = mProfilep->mProfile.size(); + + S32 line = 0; + + for (S32 s = 0; s < sizeS; s++) + { + for (S32 t = 0; t < sizeT; t++) + { + S32 i = t + line; + LLVector4a& pt = mMesh[i]; + + + F32 u = (F32)s / (sizeS - 1); + F32 v = (F32)t / (sizeT - 1); const F32 RADIUS = (F32) 0.3; - + F32* p = pt.getF32ptr(); p[0] = (F32)(sin(F_PI * v) * cos(2.0 * F_PI * u) * RADIUS); @@ -2950,7 +2976,6 @@ void LLVolume::sculptGeneratePlaceholder() p[2] = (F32)(cos(F_PI * v) * RADIUS); llassert(pt.isFinite3()); - } line += sizeT; } @@ -3113,9 +3138,9 @@ void sculpt_calc_mesh_resolution(U16 width, U16 height, U8 type, F32 detail, S32 } // sculpt replaces generate() for sculpted surfaces -void LLVolume::sculpt(U16 sculpt_width, U16 sculpt_height, S8 sculpt_components, const U8* sculpt_data, S32 sculpt_level) +void LLVolume::sculpt(U16 sculpt_width, U16 sculpt_height, S8 sculpt_components, const U8* sculpt_data, S32 sculpt_level, bool visible_placeholder) { - U8 sculpt_type = mParams.getSculptType(); + U8 sculpt_type = mParams.getSculptType(); BOOL data_is_empty = FALSE; @@ -3163,13 +3188,22 @@ void LLVolume::sculpt(U16 sculpt_width, U16 sculpt_height, S8 sculpt_components, if (area < SCULPT_MIN_AREA || area > SCULPT_MAX_AREA) { data_is_empty = TRUE; + visible_placeholder = true; } } } if (data_is_empty) { - sculptGeneratePlaceholder(); + if (visible_placeholder) + { + // Object should be visible since there will be nothing else to display + sculptGenerateSpherePlaceholder(); + } + else + { + sculptGenerateEmptyPlaceholder(); + } } |