summaryrefslogtreecommitdiff
path: root/indra/llmath
diff options
context:
space:
mode:
Diffstat (limited to 'indra/llmath')
-rwxr-xr-xindra/llmath/llvolume.cpp55
-rwxr-xr-xindra/llmath/llvolume.h10
-rwxr-xr-xindra/llmath/m4math.cpp13
-rwxr-xr-xindra/llmath/m4math.h5
4 files changed, 62 insertions, 21 deletions
diff --git a/indra/llmath/llvolume.cpp b/indra/llmath/llvolume.cpp
index c2198b91a7..8608e45a91 100755
--- a/indra/llmath/llvolume.cpp
+++ b/indra/llmath/llvolume.cpp
@@ -2536,6 +2536,8 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size)
U32 cur_influence = 0;
LLVector4 wght(0,0,0,0);
+ U32 joints[4] = {0,0,0,0};
+ LLVector4 joints_with_weights(0,0,0,0);
while (joint != END_INFLUENCES && idx < weights.size())
{
@@ -2543,7 +2545,9 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size)
influence |= ((U16) weights[idx++] << 8);
F32 w = llclamp((F32) influence / 65535.f, 0.f, 0.99999f);
- wght.mV[cur_influence++] = (F32) joint + w;
+ wght.mV[cur_influence] = w;
+ joints[cur_influence] = joint;
+ cur_influence++;
if (cur_influence >= 4)
{
@@ -2554,8 +2558,16 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size)
joint = weights[idx++];
}
}
-
- face.mWeights[cur_vertex].loadua(wght.mV);
+ F32 wsum = wght.mV[VX] + wght.mV[VY] + wght.mV[VZ] + wght.mV[VW];
+ if (wsum <= 0.f)
+ {
+ wght = LLVector4(0.99999f,0.f,0.f,0.f);
+ }
+ for (U32 k=0; k<4; k++)
+ {
+ joints_with_weights[k] = (F32) joints[k] + wght[k];
+ }
+ face.mWeights[cur_vertex].loadua(joints_with_weights.mV);
cur_vertex++;
}
@@ -5584,7 +5596,7 @@ BOOL LLVolumeFace::createCap(LLVolume* volume, BOOL partial_build)
{
resizeVertices(num_vertices+1);
- if (!partial_build)
+ //if (!partial_build)
{
resizeIndices(num_indices+3);
}
@@ -5592,7 +5604,7 @@ BOOL LLVolumeFace::createCap(LLVolume* volume, BOOL partial_build)
else
{
resizeVertices(num_vertices);
- if (!partial_build)
+ //if (!partial_build)
{
resizeIndices(num_indices);
}
@@ -5714,10 +5726,10 @@ BOOL LLVolumeFace::createCap(LLVolume* volume, BOOL partial_build)
LL_CHECK_MEMORY
- if (partial_build)
- {
- return TRUE;
- }
+ //if (partial_build)
+ //{
+ // return TRUE;
+ //}
if (mTypeMask & HOLLOW_MASK)
{
@@ -6072,7 +6084,7 @@ void LLVolumeFace::pushVertex(const LLVector4a& pos, const LLVector4a& norm, con
if (new_verts > mNumAllocatedVertices)
{
- //double buffer size on expansion
+ // double buffer size on expansion
new_verts *= 2;
S32 new_tc_size = ((new_verts*8)+0xF) & ~0xF;
@@ -6088,18 +6100,21 @@ void LLVolumeFace::pushVertex(const LLVector4a& pos, const LLVector4a& norm, con
mNormals = mPositions+new_verts;
mTexCoords = (LLVector2*) (mNormals+new_verts);
- //positions
- LLVector4a::memcpyNonAliased16((F32*) mPositions, (F32*) old_buf, old_vsize);
-
- //normals
- LLVector4a::memcpyNonAliased16((F32*) mNormals, (F32*) (old_buf+mNumVertices), old_vsize);
+ if (old_buf != NULL)
+ {
+ // copy old positions into new buffer
+ LLVector4a::memcpyNonAliased16((F32*)mPositions, (F32*)old_buf, old_vsize);
- //tex coords
- LLVector4a::memcpyNonAliased16((F32*) mTexCoords, (F32*) (old_buf+mNumVertices*2), old_tc_size);
+ // normals
+ LLVector4a::memcpyNonAliased16((F32*)mNormals, (F32*)(old_buf + mNumVertices), old_vsize);
- //just clear tangents
- ll_aligned_free_16(mTangents);
- mTangents = NULL;
+ // tex coords
+ LLVector4a::memcpyNonAliased16((F32*)mTexCoords, (F32*)(old_buf + mNumVertices * 2), old_tc_size);
+ }
+
+ // just clear tangents
+ ll_aligned_free_16(mTangents);
+ mTangents = NULL;
ll_aligned_free<64>(old_buf);
mNumAllocatedVertices = new_verts;
diff --git a/indra/llmath/llvolume.h b/indra/llmath/llvolume.h
index c8476f6897..1da2d0c6b1 100755
--- a/indra/llmath/llvolume.h
+++ b/indra/llmath/llvolume.h
@@ -190,8 +190,12 @@ const U8 LL_SCULPT_TYPE_MESH = 5;
const U8 LL_SCULPT_TYPE_MASK = LL_SCULPT_TYPE_SPHERE | LL_SCULPT_TYPE_TORUS | LL_SCULPT_TYPE_PLANE |
LL_SCULPT_TYPE_CYLINDER | LL_SCULPT_TYPE_MESH;
+// for value checks, assign new value after adding new types
+const U8 LL_SCULPT_TYPE_MAX = LL_SCULPT_TYPE_MESH;
+
const U8 LL_SCULPT_FLAG_INVERT = 64;
const U8 LL_SCULPT_FLAG_MIRROR = 128;
+const U8 LL_SCULPT_FLAG_MASK = LL_SCULPT_FLAG_INVERT | LL_SCULPT_FLAG_MIRROR;
const S32 LL_SCULPT_MESH_MAX_FACES = 8;
@@ -968,6 +972,7 @@ protected:
~LLVolume(); // use unref
public:
+ typedef std::vector<LLVolumeFace> face_list_t;
struct FaceParams
{
@@ -1041,6 +1046,10 @@ public:
// conversion if *(LLVolume*) to LLVolume&
const LLVolumeFace &getVolumeFace(const S32 f) const {return mVolumeFaces[f];} // DO NOT DELETE VOLUME WHILE USING THIS REFERENCE, OR HOLD A POINTER TO THIS VOLUMEFACE
+ LLVolumeFace &getVolumeFace(const S32 f) {return mVolumeFaces[f];} // DO NOT DELETE VOLUME WHILE USING THIS REFERENCE, OR HOLD A POINTER TO THIS VOLUMEFACE
+
+ face_list_t& getVolumeFaces() { return mVolumeFaces; }
+
U32 mFaceMask; // bit array of which faces exist in this volume
LLVector3 mLODScaleBias; // vector for biasing LOD based on scale
@@ -1080,7 +1089,6 @@ public:
BOOL mGenerateSingleFace;
- typedef std::vector<LLVolumeFace> face_list_t;
face_list_t mVolumeFaces;
public:
diff --git a/indra/llmath/m4math.cpp b/indra/llmath/m4math.cpp
index 6a1b4143cf..d89c482804 100755
--- a/indra/llmath/m4math.cpp
+++ b/indra/llmath/m4math.cpp
@@ -274,6 +274,19 @@ const LLMatrix4& LLMatrix4::invert(void)
return *this;
}
+// Convenience func for simplifying comparison-heavy code by
+// intentionally stomping values in [-FLT_EPS,FLT_EPS] to 0.0f
+//
+void LLMatrix4::condition(void)
+{
+ U32 i;
+ U32 j;
+ for (i = 0; i < 3;i++)
+ for (j = 0; j < 3;j++)
+ mMatrix[i][j] = ((mMatrix[i][j] > -FLT_EPSILON)
+ && (mMatrix[i][j] < FLT_EPSILON)) ? 0.0f : mMatrix[i][j];
+}
+
LLVector4 LLMatrix4::getFwdRow4() const
{
return LLVector4(mMatrix[VX][VX], mMatrix[VX][VY], mMatrix[VX][VZ], mMatrix[VX][VW]);
diff --git a/indra/llmath/m4math.h b/indra/llmath/m4math.h
index a7dce10397..a77c5bc76d 100755
--- a/indra/llmath/m4math.h
+++ b/indra/llmath/m4math.h
@@ -180,6 +180,11 @@ public:
const LLMatrix4& setTranslation(const LLVector4 &translation);
const LLMatrix4& setTranslation(const LLVector3 &translation);
+ // Convenience func for simplifying comparison-heavy code by
+ // intentionally stomping values [-FLT_EPS,FLT_EPS] to 0.0
+ //
+ void condition(void);
+
///////////////////////////
//
// Get properties of a matrix
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-25 02:12:13 +0000