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-rw-r--r--indra/llmath/llvolume.cpp58
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();
+ }
}