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-rw-r--r--indra/llmath/CMakeLists.txt2
-rw-r--r--indra/llmath/llvolume.cpp1234
-rw-r--r--indra/llmath/llvolume.h152
-rw-r--r--indra/llmath/v3math.h15
4 files changed, 879 insertions, 524 deletions
diff --git a/indra/llmath/CMakeLists.txt b/indra/llmath/CMakeLists.txt
index e93fe90650..367486eee7 100644
--- a/indra/llmath/CMakeLists.txt
+++ b/indra/llmath/CMakeLists.txt
@@ -62,6 +62,8 @@ set(llmath_HEADER_FILES
llv4matrix3.h
llv4matrix4.h
llv4vector3.h
+ llvector4a.h
+ llmatrix4a.h
llvolume.h
llvolumemgr.h
llsdutil_math.h
diff --git a/indra/llmath/llvolume.cpp b/indra/llmath/llvolume.cpp
index 5ffc61ce9c..d8fbc081fa 100644
--- a/indra/llmath/llvolume.cpp
+++ b/indra/llmath/llvolume.cpp
@@ -1,4 +1,5 @@
/**
+
* @file llvolume.cpp
*
* $LicenseInfo:firstyear=2002&license=viewergpl$
@@ -43,10 +44,12 @@
#include "v4math.h"
#include "m4math.h"
#include "m3math.h"
+#include "llmatrix4a.h"
#include "lldarray.h"
#include "llvolume.h"
#include "llstl.h"
#include "llsdserialize.h"
+#include "llvector4a.h"
#define DEBUG_SILHOUETTE_BINORMALS 0
#define DEBUG_SILHOUETTE_NORMALS 0 // TomY: Use this to display normals using the silhouette
@@ -87,8 +90,6 @@ const F32 SKEW_MAX = 0.95f;
const F32 SCULPT_MIN_AREA = 0.002f;
const S32 SCULPT_MIN_AREA_DETAIL = 1;
-#define GEN_TRI_STRIP 0
-
BOOL check_same_clock_dir( const LLVector3& pt1, const LLVector3& pt2, const LLVector3& pt3, const LLVector3& norm)
{
LLVector3 test = (pt2-pt1)%(pt3-pt2);
@@ -132,21 +133,25 @@ BOOL LLLineSegmentBoxIntersect(const LLVector3& start, const LLVector3& end, con
// and returns the intersection point along dir in intersection_t.
// Moller-Trumbore algorithm
-BOOL LLTriangleRayIntersect(const LLVector3& vert0, const LLVector3& vert1, const LLVector3& vert2, const LLVector3& orig, const LLVector3& dir,
+BOOL LLTriangleRayIntersect(const LLVector4a& vert0, const LLVector4a& vert1, const LLVector4a& vert2, const LLVector4a& orig, const LLVector4a& dir,
F32* intersection_a, F32* intersection_b, F32* intersection_t, BOOL two_sided)
{
F32 u, v, t;
/* find vectors for two edges sharing vert0 */
- LLVector3 edge1 = vert1 - vert0;
+ LLVector4a edge1;
+ edge1.setSub(vert1, vert0);
- LLVector3 edge2 = vert2 - vert0;;
+
+ LLVector4a edge2;
+ edge2.setSub(vert2, vert0);
/* begin calculating determinant - also used to calculate U parameter */
- LLVector3 pvec = dir % edge2;
-
+ LLVector4a pvec;
+ pvec.setCross3(dir, edge2);
+
/* if determinant is near zero, ray lies in plane of triangle */
- F32 det = edge1 * pvec;
+ F32 det = edge1.dot3(pvec);
if (!two_sided)
{
@@ -156,10 +161,11 @@ BOOL LLTriangleRayIntersect(const LLVector3& vert0, const LLVector3& vert1, cons
}
/* calculate distance from vert0 to ray origin */
- LLVector3 tvec = orig - vert0;
+ LLVector4a tvec;
+ tvec.setSub(orig, vert0);
/* calculate U parameter and test bounds */
- u = tvec * pvec;
+ u = tvec.dot3(pvec);
if (u < 0.f || u > det)
{
@@ -167,17 +173,18 @@ BOOL LLTriangleRayIntersect(const LLVector3& vert0, const LLVector3& vert1, cons
}
/* prepare to test V parameter */
- LLVector3 qvec = tvec % edge1;
+ LLVector4a qvec;
+ qvec.setCross3(tvec, edge1);
/* calculate V parameter and test bounds */
- v = dir * qvec;
+ v = dir.dot3(qvec);
if (v < 0.f || u + v > det)
{
return FALSE;
}
/* calculate t, scale parameters, ray intersects triangle */
- t = edge2 * qvec;
+ t = edge2.dot3(qvec);
F32 inv_det = 1.0 / det;
t *= inv_det;
u *= inv_det;
@@ -193,20 +200,22 @@ BOOL LLTriangleRayIntersect(const LLVector3& vert0, const LLVector3& vert1, cons
F32 inv_det = 1.0 / det;
/* calculate distance from vert0 to ray origin */
- LLVector3 tvec = orig - vert0;
+ LLVector4a tvec;
+ tvec.setSub(orig, vert0);
/* calculate U parameter and test bounds */
- u = (tvec * pvec) * inv_det;
+ u = (tvec.dot3(pvec)) * inv_det;
if (u < 0.f || u > 1.f)
{
return FALSE;
}
/* prepare to test V parameter */
- LLVector3 qvec = tvec - edge1;
+ LLVector4a qvec;
+ qvec.setSub(tvec, edge1);
/* calculate V parameter and test bounds */
- v = (dir * qvec) * inv_det;
+ v = (dir.dot3(qvec)) * inv_det;
if (v < 0.f || u + v > 1.f)
{
@@ -214,7 +223,7 @@ BOOL LLTriangleRayIntersect(const LLVector3& vert0, const LLVector3& vert1, cons
}
/* calculate t, ray intersects triangle */
- t = (edge2 * qvec) * inv_det;
+ t = (edge2.dot3(qvec)) * inv_det;
}
if (intersection_a != NULL)
@@ -228,6 +237,21 @@ BOOL LLTriangleRayIntersect(const LLVector3& vert0, const LLVector3& vert1, cons
return TRUE;
}
+//helper for non-aligned vectors
+BOOL LLTriangleRayIntersect(const LLVector3& vert0, const LLVector3& vert1, const LLVector3& vert2, const LLVector3& orig, const LLVector3& dir,
+ F32* intersection_a, F32* intersection_b, F32* intersection_t, BOOL two_sided)
+{
+ LLVector4a vert0a, vert1a, vert2a, origa, dira;
+ vert0a.load3(vert0.mV);
+ vert1a.load3(vert1.mV);
+ vert2a.load3(vert2.mV);
+ origa.load3(orig.mV);
+ dira.load3(dir.mV);
+
+ return LLTriangleRayIntersect(vert0a, vert1a, vert2a, origa, dira,
+ intersection_a, intersection_b, intersection_t, two_sided);
+}
+
//-------------------------------------------------------------------
// statics
@@ -1880,15 +1904,15 @@ bool LLVolumeFace::VertexData::operator==(const LLVolumeFace::VertexData& rhs)co
bool LLVolumeFace::VertexData::compareNormal(const LLVolumeFace::VertexData& rhs, F32 angle_cutoff) const
{
bool retval = false;
- if (rhs.mPosition == mPosition && rhs.mTexCoord == mTexCoord)
+ if (rhs.mData[POSITION].equal3(mData[POSITION]) && rhs.mTexCoord == mTexCoord)
{
if (angle_cutoff > 1.f)
{
- retval = (mNormal == rhs.mNormal);
+ retval = (mData[NORMAL].equal3(rhs.mData[NORMAL]));
}
else
{
- F32 cur_angle = rhs.mNormal*mNormal;
+ F32 cur_angle = rhs.mData[NORMAL].dot3(mData[NORMAL]);
retval = cur_angle > angle_cutoff;
}
}
@@ -1992,11 +2016,10 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size)
LLVolumeFace& face = mVolumeFaces[i];
- face.mHasBinormals = false;
-
//copy out indices
- face.mIndices.resize(idx.size()/2);
- if (idx.empty() || face.mIndices.size() < 3)
+ face.resizeIndices(idx.size()/2);
+
+ if (idx.empty() || face.mNumIndices < 3)
{ //why is there an empty index list?
llerrs <<"WTF?" << llendl;
continue;
@@ -2010,7 +2033,7 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size)
//copy out vertices
U32 num_verts = pos.size()/(3*2);
- face.mVertices.resize(num_verts);
+ face.resizeVertices(num_verts);
if (mdl[i].has("Weights"))
{
@@ -2059,7 +2082,6 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size)
LLVector3 max_pos;
LLVector2 min_tc;
LLVector2 max_tc;
-
min_pos.setValue(mdl[i]["PositionDomain"]["Min"]);
max_pos.setValue(mdl[i]["PositionDomain"]["Max"]);
@@ -2074,36 +2096,44 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size)
min = max = LLVector3(0,0,0);
+ F32* pos_out = (F32*) face.mPositions;
+ F32* norm_out = (F32*) face.mNormals;
+ F32* tc_out = (F32*) face.mTexCoords;
+
for (U32 j = 0; j < num_verts; ++j)
{
U16* v = (U16*) &(pos[j*3*2]);
- face.mVertices[j].mPosition.setVec(
- (F32) v[0] / 65535.f * pos_range.mV[0] + min_pos.mV[0],
- (F32) v[1] / 65535.f * pos_range.mV[1] + min_pos.mV[1],
- (F32) v[2] / 65535.f * pos_range.mV[2] + min_pos.mV[2]);
+ pos_out[0] = (F32) v[0] / 65535.f * pos_range.mV[0] + min_pos.mV[0];
+ pos_out[1] = (F32) v[1] / 65535.f * pos_range.mV[1] + min_pos.mV[1];
+ pos_out[2] = (F32) v[2] / 65535.f * pos_range.mV[2] + min_pos.mV[2];
+
if (j == 0)
{
- min = max = face.mVertices[j].mPosition;
+ min = max = LLVector3(pos_out);
}
else
{
- update_min_max(min,max,face.mVertices[j].mPosition);
+ update_min_max(min,max,pos_out);
}
+ pos_out += 4;
+
U16* n = (U16*) &(norm[j*3*2]);
- face.mVertices[j].mNormal.setVec(
- (F32) n[0] / 65535.f * 2.f - 1.f,
- (F32) n[1] / 65535.f * 2.f - 1.f,
- (F32) n[2] / 65535.f * 2.f - 1.f);
+
+ norm_out[0] = (F32) n[0] / 65535.f * 2.f - 1.f;
+ norm_out[1] = (F32) n[1] / 65535.f * 2.f - 1.f;
+ norm_out[2] = (F32) n[2] / 65535.f * 2.f - 1.f;
+ norm_out += 4;
U16* t = (U16*) &(tc[j*2*2]);
- face.mVertices[j].mTexCoord.setVec(
- (F32) t[0] / 65535.f * tc_range.mV[0] + min_tc.mV[0],
- (F32) t[1] / 65535.f * tc_range.mV[1] + min_tc.mV[1]);
+ tc_out[0] = (F32) t[0] / 65535.f * tc_range.mV[0] + min_tc.mV[0];
+ tc_out[1] = (F32) t[1] / 65535.f * tc_range.mV[1] + min_tc.mV[1];
+
+ tc_out += 8;
}
@@ -2133,24 +2163,29 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size)
if (do_reflect_x)
{
- for (S32 i = 0; i < face.mVertices.size(); i++)
+ LLVector4a* p = (LLVector4a*) face.mPositions;
+ LLVector4a* n = (LLVector4a*) face.mNormals;
+
+ for (S32 i = 0; i < face.mNumVertices; i++)
{
- face.mVertices[i].mPosition.mV[VX] *= -1.0f;
- face.mVertices[i].mNormal.mV[VX] *= -1.0f;
+ p[i].mul(-1.0f);
+ n[i].mul(-1.0f);
}
}
if (do_invert_normals)
{
- for (S32 i = 0; i < face.mVertices.size(); i++)
+ LLVector4a* n = (LLVector4a*) face.mNormals;
+
+ for (S32 i = 0; i < face.mNumVertices; i++)
{
- face.mVertices[i].mNormal *= -1.0f;
+ n[i].mul(-1.0f);
}
}
if (do_reverse_triangles)
{
- for (U32 j = 0; j < face.mIndices.size(); j += 3)
+ for (U32 j = 0; j < face.mNumIndices; j += 3)
{
// swap the 2nd and 3rd index
S32 swap = face.mIndices[j+1];
@@ -2168,13 +2203,15 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size)
void tetrahedron_set_normal(LLVolumeFace::VertexData* cv)
{
- LLVector3 nrm = (cv[1].mPosition-cv[0].mPosition)%(cv[2].mPosition-cv[0].mPosition);
-
- nrm.normVec();
-
- cv[0].mNormal = nrm;
- cv[1].mNormal = nrm;
- cv[2].mNormal = nrm;
+ LLVector4a v0;
+ v0.setSub(cv[1].getPosition(), cv[0].getNormal());
+ LLVector4a v1;
+ v1.setSub(cv[2].getNormal(), cv[0].getPosition());
+
+ cv[0].getNormal().setCross3(v0,v1);
+ cv[0].getNormal().normalize3fast();
+ cv[1].setNormal(cv[0].getNormal());
+ cv[2].setNormal(cv[1].getNormal());
}
BOOL LLVolume::isTetrahedron()
@@ -2189,12 +2226,12 @@ void LLVolume::makeTetrahedron()
LLVolumeFace face;
F32 x = 0.25f;
- LLVector3 p[] =
+ LLVector4a p[] =
{ //unit tetrahedron corners
- LLVector3(x,x,x),
- LLVector3(-x,-x,x),
- LLVector3(-x,x,-x),
- LLVector3(x,-x,-x)
+ LLVector4a(x,x,x),
+ LLVector4a(-x,-x,x),
+ LLVector4a(-x,x,-x),
+ LLVector4a(x,-x,-x)
};
face.mExtents[0].setVec(-x,-x,-x);
@@ -2209,53 +2246,105 @@ void LLVolume::makeTetrahedron()
//side 1
- cv[0].mPosition = p[1];
- cv[1].mPosition = p[0];
- cv[2].mPosition = p[2];
+ cv[0].setPosition(p[1]);
+ cv[1].setPosition(p[0]);
+ cv[2].setPosition(p[2]);
tetrahedron_set_normal(cv);
- face.mVertices.push_back(cv[0]);
- face.mVertices.push_back(cv[1]);
- face.mVertices.push_back(cv[2]);
+ face.resizeVertices(12);
+ face.resizeIndices(12);
+
+ LLVector4a* v = (LLVector4a*) face.mPositions;
+ LLVector4a* n = (LLVector4a*) face.mNormals;
+ LLVector2* tc = (LLVector2*) face.mTexCoords;
+
+ v[0] = cv[0].getPosition();
+ v[1] = cv[1].getPosition();
+ v[2] = cv[2].getPosition();
+ v += 3;
+
+ n[0] = cv[0].getNormal();
+ n[1] = cv[1].getNormal();
+ n[2] = cv[2].getNormal();
+ n += 3;
+
+ tc[0] = cv[0].mTexCoord;
+ tc[1] = cv[1].mTexCoord;
+ tc[2] = cv[2].mTexCoord;
+ tc += 3;
+
//side 2
- cv[0].mPosition = p[3];
- cv[1].mPosition = p[0];
- cv[2].mPosition = p[1];
+ cv[0].setPosition(p[3]);
+ cv[1].setPosition(p[0]);
+ cv[2].setPosition(p[1]);
tetrahedron_set_normal(cv);
- face.mVertices.push_back(cv[0]);
- face.mVertices.push_back(cv[1]);
- face.mVertices.push_back(cv[2]);
+ v[0] = cv[0].getPosition();
+ v[1] = cv[1].getPosition();
+ v[2] = cv[2].getPosition();
+ v += 3;
+
+ n[0] = cv[0].getNormal();
+ n[1] = cv[1].getNormal();
+ n[2] = cv[2].getNormal();
+ n += 3;
+
+ tc[0] = cv[0].mTexCoord;
+ tc[1] = cv[1].mTexCoord;
+ tc[2] = cv[2].mTexCoord;
+ tc += 3;
//side 3
- cv[0].mPosition = p[3];
- cv[1].mPosition = p[1];
- cv[2].mPosition = p[2];
+ cv[0].setPosition(p[3]);
+ cv[1].setPosition(p[1]);
+ cv[2].setPosition(p[2]);
tetrahedron_set_normal(cv);
- face.mVertices.push_back(cv[0]);
- face.mVertices.push_back(cv[1]);
- face.mVertices.push_back(cv[2]);
+ v[0] = cv[0].getPosition();
+ v[1] = cv[1].getPosition();
+ v[2] = cv[2].getPosition();
+ v += 3;
+
+ n[0] = cv[0].getNormal();
+ n[1] = cv[1].getNormal();
+ n[2] = cv[2].getNormal();
+ n += 3;
+
+ tc[0] = cv[0].mTexCoord;
+ tc[1] = cv[1].mTexCoord;
+ tc[2] = cv[2].mTexCoord;
+ tc += 3;
//side 4
- cv[0].mPosition = p[2];
- cv[1].mPosition = p[0];
- cv[2].mPosition = p[3];
+ cv[0].setPosition(p[2]);
+ cv[1].setPosition(p[0]);
+ cv[2].setPosition(p[3]);
tetrahedron_set_normal(cv);
- face.mVertices.push_back(cv[0]);
- face.mVertices.push_back(cv[1]);
- face.mVertices.push_back(cv[2]);
+ v[0] = cv[0].getPosition();
+ v[1] = cv[1].getPosition();
+ v[2] = cv[2].getPosition();
+ v += 3;
+
+ n[0] = cv[0].getNormal();
+ n[1] = cv[1].getNormal();
+ n[2] = cv[2].getNormal();
+ n += 3;
+
+ tc[0] = cv[0].mTexCoord;
+ tc[1] = cv[1].mTexCoord;
+ tc[2] = cv[2].mTexCoord;
+ tc += 3;
//set index buffer
- for (U32 i = 0; i < 12; i++)
+ for (U16 i = 0; i < 12; i++)
{
- face.mIndices.push_back(i);
+ face.mIndices[i] = i;
}
mVolumeFaces.push_back(face);
@@ -3831,7 +3920,7 @@ S32 LLVolume::getNumTriangles() const
for (S32 i = 0; i < getNumVolumeFaces(); ++i)
{
- triangle_count += getVolumeFace(i).mIndices.size()/3;
+ triangle_count += getVolumeFace(i).mNumIndices/3;
}
return triangle_count;
@@ -3844,13 +3933,22 @@ S32 LLVolume::getNumTriangles() const
void LLVolume::generateSilhouetteVertices(std::vector<LLVector3> &vertices,
std::vector<LLVector3> &normals,
std::vector<S32> &segments,
- const LLVector3& obj_cam_vec,
- const LLMatrix4& mat,
- const LLMatrix3& norm_mat,
+ const LLVector3& obj_cam_vec_in,
+ const LLMatrix4& mat_in,
+ const LLMatrix3& norm_mat_in,
S32 face_mask)
{
LLMemType m1(LLMemType::MTYPE_VOLUME);
+ LLMatrix4a mat;
+ mat.loadu(mat_in);
+
+ LLMatrix4a norm_mat;
+ norm_mat.loadu(norm_mat_in);
+
+ LLVector4a obj_cam_vec;
+ obj_cam_vec.load3(obj_cam_vec_in.mV);
+
vertices.clear();
normals.clear();
segments.clear();
@@ -3868,7 +3966,7 @@ void LLVolume::generateSilhouetteVertices(std::vector<LLVector3> &vertices,
LLVolumeFace& face = *iter;
if (!(face_mask & (0x1 << cur_index++)) ||
- face.mIndices.empty() || face.mEdge.empty())
+ face.mNumIndices == 0 || face.mEdge.empty())
{
continue;
}
@@ -3885,7 +3983,7 @@ void LLVolume::generateSilhouetteVertices(std::vector<LLVector3> &vertices,
#if DEBUG_SILHOUETTE_EDGE_MAP
//for each triangle
- U32 count = face.mIndices.size();
+ U32 count = face.mNumIndices;
for (U32 j = 0; j < count/3; j++) {
//get vertices
S32 v1 = face.mIndices[j*3+0];
@@ -3893,9 +3991,9 @@ void LLVolume::generateSilhouetteVertices(std::vector<LLVector3> &vertices,
S32 v3 = face.mIndices[j*3+2];
//get current face center
- LLVector3 cCenter = (face.mVertices[v1].mPosition +
- face.mVertices[v2].mPosition +
- face.mVertices[v3].mPosition) / 3.0f;
+ LLVector3 cCenter = (face.mVertices[v1].getPosition() +
+ face.mVertices[v2].getPosition() +
+ face.mVertices[v3].getPosition()) / 3.0f;
//for each edge
for (S32 k = 0; k < 3; k++) {
@@ -3913,9 +4011,9 @@ void LLVolume::generateSilhouetteVertices(std::vector<LLVector3> &vertices,
v3 = face.mIndices[nIndex*3+2];
//get neighbor face center
- LLVector3 nCenter = (face.mVertices[v1].mPosition +
- face.mVertices[v2].mPosition +
- face.mVertices[v3].mPosition) / 3.0f;
+ LLVector3 nCenter = (face.mVertices[v1].getPosition() +
+ face.mVertices[v2].getPosition() +
+ face.mVertices[v3].getPosition()) / 3.0f;
//draw line
vertices.push_back(cCenter);
@@ -3938,15 +4036,15 @@ void LLVolume::generateSilhouetteVertices(std::vector<LLVector3> &vertices,
#elif DEBUG_SILHOUETTE_NORMALS
//for each vertex
- for (U32 j = 0; j < face.mVertices.size(); j++) {
- vertices.push_back(face.mVertices[j].mPosition);
- vertices.push_back(face.mVertices[j].mPosition + face.mVertices[j].mNormal*0.1f);
+ for (U32 j = 0; j < face.mNumVertices; j++) {
+ vertices.push_back(face.mVertices[j].getPosition());
+ vertices.push_back(face.mVertices[j].getPosition() + face.mVertices[j].getNormal()*0.1f);
normals.push_back(LLVector3(0,0,1));
normals.push_back(LLVector3(0,0,1));
segments.push_back(vertices.size());
#if DEBUG_SILHOUETTE_BINORMALS
- vertices.push_back(face.mVertices[j].mPosition);
- vertices.push_back(face.mVertices[j].mPosition + face.mVertices[j].mBinormal*0.1f);
+ vertices.push_back(face.mVertices[j].getPosition());
+ vertices.push_back(face.mVertices[j].getPosition() + face.mVertices[j].mBinormal*0.1f);
normals.push_back(LLVector3(0,0,1));
normals.push_back(LLVector3(0,0,1));
segments.push_back(vertices.size());
@@ -3964,26 +4062,36 @@ void LLVolume::generateSilhouetteVertices(std::vector<LLVector3> &vertices,
//for each triangle
std::vector<U8> fFacing;
- vector_append(fFacing, face.mIndices.size()/3);
- for (U32 j = 0; j < face.mIndices.size()/3; j++)
+ vector_append(fFacing, face.mNumIndices/3);
+
+ LLVector4a* v = (LLVector4a*) face.mPositions;
+ LLVector4a* n = (LLVector4a*) face.mNormals;
+
+ for (U32 j = 0; j < face.mNumIndices/3; j++)
{
//approximate normal
S32 v1 = face.mIndices[j*3+0];
S32 v2 = face.mIndices[j*3+1];
S32 v3 = face.mIndices[j*3+2];
- LLVector3 norm = (face.mVertices[v1].mPosition - face.mVertices[v2].mPosition) %
- (face.mVertices[v2].mPosition - face.mVertices[v3].mPosition);
-
- if (norm.magVecSquared() < 0.00000001f)
+ LLVector4a c1,c2;
+ c1.setSub(v[v1], v[v2]);
+ c2.setSub(v[v2], v[v3]);
+
+ LLVector4a norm;
+
+ norm.setCross3(c1, c2);
+
+ if (norm.dot3(norm) < 0.00000001f)
{
fFacing[j] = AWAY | TOWARDS;
}
else
{
//get view vector
- LLVector3 view = (obj_cam_vec-face.mVertices[v1].mPosition);
- bool away = view * norm > 0.0f;
+ LLVector4a view;
+ view.setSub(obj_cam_vec, v[v1]);
+ bool away = view.dot3(norm) > 0.0f;
if (away)
{
fFacing[j] = AWAY;
@@ -3996,7 +4104,7 @@ void LLVolume::generateSilhouetteVertices(std::vector<LLVector3> &vertices,
}
//for each triangle
- for (U32 j = 0; j < face.mIndices.size()/3; j++)
+ for (U32 j = 0; j < face.mNumIndices/3; j++)
{
if (fFacing[j] == (AWAY | TOWARDS))
{ //this is a degenerate triangle
@@ -4029,15 +4137,21 @@ void LLVolume::generateSilhouetteVertices(std::vector<LLVector3> &vertices,
S32 v1 = face.mIndices[j*3+k];
S32 v2 = face.mIndices[j*3+((k+1)%3)];
- vertices.push_back(face.mVertices[v1].mPosition*mat);
- LLVector3 norm1 = face.mVertices[v1].mNormal * norm_mat;
- norm1.normVec();
- normals.push_back(norm1);
+ LLVector4a t;
+ mat.affineTransform(v[v1], t);
+ vertices.push_back(LLVector3(t[0], t[1], t[2]));
- vertices.push_back(face.mVertices[v2].mPosition*mat);
- LLVector3 norm2 = face.mVertices[v2].mNormal * norm_mat;
- norm2.normVec();
- normals.push_back(norm2);
+ norm_mat.rotate(n[v1], t);
+
+ t.normalize3fast();
+ normals.push_back(LLVector3(t[0], t[1], t[2]));
+
+ mat.affineTransform(v[v2], t);
+ vertices.push_back(LLVector3(t[0], t[1], t[2]));
+
+ norm_mat.rotate(n[v2], t);
+ t.normalize3fast();
+ normals.push_back(LLVector3(t[0], t[1], t[2]));
segments.push_back(vertices.size());
}
@@ -4076,7 +4190,7 @@ S32 LLVolume::lineSegmentIntersect(const LLVector3& start, const LLVector3& end,
for (S32 i = start_face; i <= end_face; i++)
{
- const LLVolumeFace &face = getVolumeFace((U32)i);
+ LLVolumeFace &face = mVolumeFaces[i];
LLVector3 box_center = (face.mExtents[0] + face.mExtents[1]) / 2.f;
LLVector3 box_size = face.mExtents[1] - face.mExtents[0];
@@ -4088,7 +4202,14 @@ S32 LLVolume::lineSegmentIntersect(const LLVector3& start, const LLVector3& end,
genBinormals(i);
}
- for (U32 tri = 0; tri < face.mIndices.size()/3; tri++)
+ LLVector4a starta, dira;
+
+ starta.load3(start.mV);
+ dira.load3(dir.mV);
+
+ LLVector4a* p = (LLVector4a*) face.mPositions;
+
+ for (U32 tri = 0; tri < face.mNumIndices/3; tri++)
{
S32 index1 = face.mIndices[tri*3+0];
S32 index2 = face.mIndices[tri*3+1];
@@ -4096,15 +4217,15 @@ S32 LLVolume::lineSegmentIntersect(const LLVector3& start, const LLVector3& end,
F32 a, b, t;
- if (LLTriangleRayIntersect(face.mVertices[index1].mPosition,
- face.mVertices[index2].mPosition,
- face.mVertices[index3].mPosition,
- start, dir, &a, &b, &t, FALSE))
+ if (LLTriangleRayIntersect(p[index1],
+ p[index2],
+ p[index3],
+ starta, dira, &a, &b, &t, FALSE))
{
if ((t >= 0.f) && // if hit is after start
(t <= 1.f) && // and before end
(t < closest_t)) // and this hit is closer
- {
+ {
closest_t = t;
hit_face = i;
@@ -4112,27 +4233,32 @@ S32 LLVolume::lineSegmentIntersect(const LLVector3& start, const LLVector3& end,
{
*intersection = start + dir * closest_t;
}
-
+
+
if (tex_coord != NULL)
- {
- *tex_coord = ((1.f - a - b) * face.mVertices[index1].mTexCoord +
- a * face.mVertices[index2].mTexCoord +
- b * face.mVertices[index3].mTexCoord);
+ {
+ LLVector2* tc = (LLVector2*) face.mTexCoords;
+ *tex_coord = ((1.f - a - b) * tc[index1] +
+ a * tc[index2] +
+ b * tc[index3]);
}
if (normal != NULL)
- {
- *normal = ((1.f - a - b) * face.mVertices[index1].mNormal +
- a * face.mVertices[index2].mNormal +
- b * face.mVertices[index3].mNormal);
+ {
+ LLVector4* norm = (LLVector4*) face.mNormals;
+
+ *normal = ((1.f - a - b) * LLVector3(norm[index1]) +
+ a * LLVector3(norm[index2]) +
+ b * LLVector3(norm[index3]));
}
if (bi_normal != NULL)
- {
- *bi_normal = ((1.f - a - b) * face.mVertices[index1].mBinormal +
- a * face.mVertices[index2].mBinormal +
- b * face.mVertices[index3].mBinormal);
+ {
+ LLVector4* binormal = (LLVector4*) face.mBinormals;
+ *bi_normal = ((1.f - a - b) * LLVector3(binormal[index1]) +
+ a * LLVector3(binormal[index2]) +
+ b * LLVector3(binormal[index3]));
}
}
@@ -4903,6 +5029,14 @@ std::ostream& operator<<(std::ostream &s, const LLVolume *volumep)
return s;
}
+LLVolumeFace::~LLVolumeFace()
+{
+ _mm_free(mPositions);
+ _mm_free(mNormals);
+ _mm_free(mTexCoords);
+ _mm_free(mIndices);
+ _mm_free(mBinormals);
+}
BOOL LLVolumeFace::create(LLVolume* volume, BOOL partial_build)
{
@@ -4921,6 +5055,13 @@ BOOL LLVolumeFace::create(LLVolume* volume, BOOL partial_build)
}
}
+void LLVolumeFace::getVertexData(U16 index, LLVolumeFace::VertexData& cv)
+{
+ cv.setPosition(mPositions[index]);
+ cv.setNormal(mNormals[index]);
+ cv.mTexCoord = mTexCoords[index];
+}
+
void LLVolumeFace::optimize(F32 angle_cutoff)
{
LLVolumeFace new_face;
@@ -4928,14 +5069,15 @@ void LLVolumeFace::optimize(F32 angle_cutoff)
VertexMapData::PointMap point_map;
//remove redundant vertices
- for (U32 i = 0; i < mIndices.size(); ++i)
+ for (U32 i = 0; i < mNumIndices; ++i)
{
U16 index = mIndices[i];
- LLVolumeFace::VertexData cv = mVertices[index];
-
+ LLVolumeFace::VertexData cv;
+ getVertexData(index, cv);
+
BOOL found = FALSE;
- VertexMapData::PointMap::iterator point_iter = point_map.find(cv.mPosition);
+ VertexMapData::PointMap::iterator point_iter = point_map.find(cv.getPosition());
if (point_iter != point_map.end())
{ //duplicate point might exist
for (U32 j = 0; j < point_iter->second.size(); ++j)
@@ -4944,7 +5086,7 @@ void LLVolumeFace::optimize(F32 angle_cutoff)
if (tv.compareNormal(cv, angle_cutoff))
{
found = TRUE;
- new_face.mIndices.push_back((point_iter->second)[j].mIndex);
+ new_face.pushIndex((point_iter->second)[j].mIndex);
break;
}
}
@@ -4952,14 +5094,14 @@ void LLVolumeFace::optimize(F32 angle_cutoff)
if (!found)
{
- new_face.mVertices.push_back(cv);
- U16 index = (U16) new_face.mVertices.size()-1;
- new_face.mIndices.push_back(index);
+ new_face.pushVertex(cv);
+ U16 index = (U16) new_face.mNumVertices-1;
+ new_face.pushIndex(index);
VertexMapData d;
- d.mPosition = cv.mPosition;
+ d.setPosition(cv.getPosition());
d.mTexCoord = cv.mTexCoord;
- d.mNormal = cv.mNormal;
+ d.setNormal(cv.getNormal());
d.mIndex = index;
if (point_iter != point_map.end())
{
@@ -4967,13 +5109,23 @@ void LLVolumeFace::optimize(F32 angle_cutoff)
}
else
{
- point_map[d.mPosition].push_back(d);
+ point_map[d.getPosition()].push_back(d);
}
}
}
- mVertices = new_face.mVertices;
- mIndices = new_face.mIndices;
+ swapData(new_face);
+}
+
+void LLVolumeFace::swapData(LLVolumeFace& rhs)
+{
+ llswap(rhs.mPositions, mPositions);
+ llswap(rhs.mNormals, mNormals);
+ llswap(rhs.mBinormals, mBinormals);
+ llswap(rhs.mTexCoords, mTexCoords);
+ llswap(rhs.mIndices,mIndices);
+ llswap(rhs.mNumVertices, mNumVertices);
+ llswap(rhs.mNumIndices, mNumIndices);
}
void LerpPlanarVertex(LLVolumeFace::VertexData& v0,
@@ -4983,10 +5135,21 @@ void LerpPlanarVertex(LLVolumeFace::VertexData& v0,
F32 coef01,
F32 coef02)
{
- vout.mPosition = v0.mPosition + ((v1.mPosition-v0.mPosition)*coef01)+((v2.mPosition-v0.mPosition)*coef02);
+
+ LLVector4a lhs;
+ lhs.setSub(v1.getPosition(), v0.getPosition());
+ lhs.mul(coef01);
+ LLVector4a rhs;
+ rhs.setSub(v2.getPosition(), v0.getPosition());
+ rhs.mul(coef02);
+
+ rhs.add(lhs);
+ rhs.add(v0.getPosition());
+
+ vout.setPosition(rhs);
+
vout.mTexCoord = v0.mTexCoord + ((v1.mTexCoord-v0.mTexCoord)*coef01)+((v2.mTexCoord-v0.mTexCoord)*coef02);
- vout.mNormal = v0.mNormal;
- vout.mBinormal = v0.mBinormal;
+ vout.setNormal(v0.getNormal());
}
BOOL LLVolumeFace::createUnCutCubeCap(LLVolume* volume, BOOL partial_build)
@@ -5018,16 +5181,22 @@ BOOL LLVolumeFace::createUnCutCubeCap(LLVolume* volume, BOOL partial_build)
VertexData corners[4];
VertexData baseVert;
for(int t = 0; t < 4; t++){
- corners[t].mPosition = mesh[offset + (grid_size*t)].mPos;
+ corners[t].getPosition().load3( mesh[offset + (grid_size*t)].mPos.mV);
corners[t].mTexCoord.mV[0] = profile[grid_size*t].mV[0]+0.5f;
corners[t].mTexCoord.mV[1] = 0.5f - profile[grid_size*t].mV[1];
}
- baseVert.mNormal =
- ((corners[1].mPosition-corners[0].mPosition) %
- (corners[2].mPosition-corners[1].mPosition));
- baseVert.mNormal.normVec();
+
+ {
+ LLVector4a lhs;
+ lhs.setSub(corners[1].getPosition(), corners[0].getPosition());
+ LLVector4a rhs;
+ rhs.setSub(corners[2].getPosition(), corners[1].getPosition());
+ baseVert.getNormal().setCross3(lhs, rhs);
+ baseVert.getNormal().normalize3fast();
+ }
+
if(!(mTypeMask & TOP_MASK)){
- baseVert.mNormal *= -1.0f;
+ baseVert.getNormal().mul(-1.0f);
}else{
//Swap the UVs on the U(X) axis for top face
LLVector2 swap;
@@ -5038,22 +5207,23 @@ BOOL LLVolumeFace::createUnCutCubeCap(LLVolume* volume, BOOL partial_build)
corners[1].mTexCoord=corners[2].mTexCoord;
corners[2].mTexCoord=swap;
}
- baseVert.mBinormal = calc_binormal_from_triangle(
- corners[0].mPosition, corners[0].mTexCoord,
- corners[1].mPosition, corners[1].mTexCoord,
- corners[2].mPosition, corners[2].mTexCoord);
- for(int t = 0; t < 4; t++){
- corners[t].mBinormal = baseVert.mBinormal;
- corners[t].mNormal = baseVert.mNormal;
- }
- mHasBinormals = TRUE;
- if (partial_build)
- {
- mVertices.clear();
- }
+ LLVector4a binormal;
+
+ calc_binormal_from_triangle( binormal,
+ corners[0].getPosition(), corners[0].mTexCoord,
+ corners[1].getPosition(), corners[1].mTexCoord,
+ corners[2].getPosition(), corners[2].mTexCoord);
+
+ S32 size = (grid_size+1)*(grid_size+1);
+ resizeVertices(size);
+ allocateBinormals(size);
+
+ LLVector4a* pos = (LLVector4a*) mPositions;
+ LLVector4a* norm = (LLVector4a*) mNormals;
+ LLVector4a* binorm = (LLVector4a*) mBinormals;
+ LLVector2* tc = (LLVector2*) mTexCoords;
- S32 vtop = mVertices.size();
for(int gx = 0;gx<grid_size+1;gx++){
for(int gy = 0;gy<grid_size+1;gy++){
VertexData newVert;
@@ -5064,15 +5234,19 @@ BOOL LLVolumeFace::createUnCutCubeCap(LLVolume* volume, BOOL partial_build)
newVert,
(F32)gx/(F32)grid_size,
(F32)gy/(F32)grid_size);
- mVertices.push_back(newVert);
+
+ *pos++ = newVert.getPosition();
+ *norm++ = baseVert.getNormal();
+ *tc++ = newVert.mTexCoord;
+ *binorm++ = binormal;
if (gx == 0 && gy == 0)
{
- min = max = newVert.mPosition;
+ min = max = LLVector3(newVert.getPosition().getF32());
}
else
{
- update_min_max(min,max,newVert.mPosition);
+ update_min_max(min,max,newVert.getPosition().getF32());
}
}
}
@@ -5081,9 +5255,10 @@ BOOL LLVolumeFace::createUnCutCubeCap(LLVolume* volume, BOOL partial_build)
if (!partial_build)
{
-#if GEN_TRI_STRIP
- mTriStrip.clear();
-#endif
+ resizeIndices(grid_size*grid_size*6);
+
+ U16* out = mIndices;
+
S32 idxs[] = {0,1,(grid_size+1)+1,(grid_size+1)+1,(grid_size+1),0};
for(S32 gx = 0;gx<grid_size;gx++)
{
@@ -5094,61 +5269,19 @@ BOOL LLVolumeFace::createUnCutCubeCap(LLVolume* volume, BOOL partial_build)
{
for(S32 i=5;i>=0;i--)
{
- mIndices.push_back(vtop+(gy*(grid_size+1))+gx+idxs[i]);
- }
-
-#if GEN_TRI_STRIP
- if (gy == 0)
- {
- mTriStrip.push_back((gx+1)*(grid_size+1));
- mTriStrip.push_back((gx+1)*(grid_size+1));
- mTriStrip.push_back(gx*(grid_size+1));
- }
-
- mTriStrip.push_back(gy+1+(gx+1)*(grid_size+1));
- mTriStrip.push_back(gy+1+gx*(grid_size+1));
-
-
- if (gy == grid_size-1)
- {
- mTriStrip.push_back(gy+1+gx*(grid_size+1));
- }
-#endif
+ *out++ = ((gy*(grid_size+1))+gx+idxs[i]);
+ }
}
else
{
for(S32 i=0;i<6;i++)
{
- mIndices.push_back(vtop+(gy*(grid_size+1))+gx+idxs[i]);
+ *out++ = ((gy*(grid_size+1))+gx+idxs[i]);
}
-
-#if GEN_TRI_STRIP
- if (gy == 0)
- {
- mTriStrip.push_back(gx*(grid_size+1));
- mTriStrip.push_back(gx*(grid_size+1));
- mTriStrip.push_back((gx+1)*(grid_size+1));
- }
-
- mTriStrip.push_back(gy+1+gx*(grid_size+1));
- mTriStrip.push_back(gy+1+(gx+1)*(grid_size+1));
-
- if (gy == grid_size-1)
- {
- mTriStrip.push_back(gy+1+(gx+1)*(grid_size+1));
- }
-#endif
}
}
}
-
-#if GEN_TRI_STRIP
- if (mTriStrip.size()%2 == 1)
- {
- mTriStrip.push_back(mTriStrip[mTriStrip.size()-1]);
- }
-#endif
}
return TRUE;
@@ -5178,11 +5311,25 @@ BOOL LLVolumeFace::createCap(LLVolume* volume, BOOL partial_build)
num_vertices = profile.size();
num_indices = (profile.size() - 2)*3;
- mVertices.resize(num_vertices);
+ if (!(mTypeMask & HOLLOW_MASK) && !(mTypeMask & OPEN_MASK))
+ {
+ resizeVertices(num_vertices+1);
+ allocateBinormals(num_vertices+1);
- if (!partial_build)
+ if (!partial_build)
+ {
+ resizeIndices(num_indices+3);
+ }
+ }
+ else
{
- mIndices.resize(num_indices);
+ resizeVertices(num_vertices);
+ allocateBinormals(num_vertices);
+
+ if (!partial_build)
+ {
+ resizeIndices(num_indices);
+ }
}
S32 max_s = volume->getProfile().getTotal();
@@ -5209,79 +5356,88 @@ BOOL LLVolumeFace::createCap(LLVolume* volume, BOOL partial_build)
LLVector3& min = mExtents[0];
LLVector3& max = mExtents[1];
+ LLVector2* tc = (LLVector2*) mTexCoords;
+ LLVector4a* pos = (LLVector4a*) mPositions;
+ LLVector4a* norm = (LLVector4a*) mNormals;
+ LLVector4a* binorm = (LLVector4a*) mBinormals;
+
// Copy the vertices into the array
for (S32 i = 0; i < num_vertices; i++)
{
if (mTypeMask & TOP_MASK)
{
- mVertices[i].mTexCoord.mV[0] = profile[i].mV[0]+0.5f;
- mVertices[i].mTexCoord.mV[1] = profile[i].mV[1]+0.5f;
+ tc[i].mV[0] = profile[i].mV[0]+0.5f;
+ tc[i].mV[1] = profile[i].mV[1]+0.5f;
}
else
{
// Mirror for underside.
- mVertices[i].mTexCoord.mV[0] = profile[i].mV[0]+0.5f;
- mVertices[i].mTexCoord.mV[1] = 0.5f - profile[i].mV[1];
+ tc[i].mV[0] = profile[i].mV[0]+0.5f;
+ tc[i].mV[1] = 0.5f - profile[i].mV[1];
}
- mVertices[i].mPosition = mesh[i + offset].mPos;
+ pos[i].load3(mesh[i + offset].mPos.mV);
if (i == 0)
{
- min = max = mVertices[i].mPosition;
- min_uv = max_uv = mVertices[i].mTexCoord;
+ min = max = mesh[i+offset].mPos;
+ min_uv = max_uv = tc[i];
}
else
{
- update_min_max(min,max, mVertices[i].mPosition);
- update_min_max(min_uv, max_uv, mVertices[i].mTexCoord);
+ update_min_max(min,max, mesh[i+offset].mPos);
+ update_min_max(min_uv, max_uv, tc[i]);
}
}
mCenter = (min+max)*0.5f;
cuv = (min_uv + max_uv)*0.5f;
- LLVector3 binormal = calc_binormal_from_triangle(
- mCenter, cuv,
- mVertices[0].mPosition, mVertices[0].mTexCoord,
- mVertices[1].mPosition, mVertices[1].mTexCoord);
- binormal.normVec();
+ LLVector4a center;
+ center.load3(mCenter.mV);
+
+ LLVector4a binormal;
+ calc_binormal_from_triangle(binormal,
+ center, cuv,
+ pos[0], tc[0],
+ pos[1], tc[1]);
+ binormal.normalize3fast();
+
+ LLVector4a normal;
+ LLVector4a d0, d1;
+
- LLVector3 d0;
- LLVector3 d1;
- LLVector3 normal;
+ d0.setSub(center, pos[0]);
+ d1.setSub(center, pos[1]);
- d0 = mCenter-mVertices[0].mPosition;
- d1 = mCenter-mVertices[1].mPosition;
+ if (mTypeMask & TOP_MASK)
+ {
+ normal.setCross3(d0, d1);
+ }
+ else
+ {
+ normal.setCross3(d1, d0);
+ }
- normal = (mTypeMask & TOP_MASK) ? (d0%d1) : (d1%d0);
- normal.normVec();
+ normal.normalize3fast();
VertexData vd;
- vd.mPosition = mCenter;
- vd.mNormal = normal;
- vd.mBinormal = binormal;
+ vd.getPosition().load3(mCenter.mV);
vd.mTexCoord = cuv;
if (!(mTypeMask & HOLLOW_MASK) && !(mTypeMask & OPEN_MASK))
{
- mVertices.push_back(vd);
+ pos[num_vertices].load4a((F32*) &center.mQ);
+ tc[num_vertices] = cuv;
num_vertices++;
- if (!partial_build)
- {
- vector_append(mIndices, 3);
- }
}
-
for (S32 i = 0; i < num_vertices; i++)
{
- mVertices[i].mBinormal = binormal;
- mVertices[i].mNormal = normal;
+ binorm[i].load4a((F32*) &binormal.mQ);
+ norm[i].load4a((F32*) &normal.mQ);
}
- mHasBinormals = TRUE;
-
if (partial_build)
{
return TRUE;
@@ -5389,8 +5545,6 @@ BOOL LLVolumeFace::createCap(LLVolume* volume, BOOL partial_build)
pt2--;
}
}
-
- makeTriStrip();
}
else
{
@@ -5495,8 +5649,6 @@ BOOL LLVolumeFace::createCap(LLVolume* volume, BOOL partial_build)
pt2--;
}
}
-
- makeTriStrip();
}
}
else
@@ -5518,167 +5670,276 @@ BOOL LLVolumeFace::createCap(LLVolume* volume, BOOL partial_build)
mIndices[3*i+v2] = i + 1;
}
-#if GEN_TRI_STRIP
- //make tri strip
- if (mTypeMask & OPEN_MASK)
- {
- makeTriStrip();
- }
- else
- {
- S32 j = num_vertices-2;
- if (mTypeMask & TOP_MASK)
- {
- mTriStrip.push_back(0);
- for (S32 i = 0; i <= j; ++i)
- {
- mTriStrip.push_back(i);
- if (i != j)
- {
- mTriStrip.push_back(j);
- }
- --j;
- }
- }
- else
- {
- mTriStrip.push_back(j);
- for (S32 i = 0; i <= j; ++i)
- {
- if (i != j)
- {
- mTriStrip.push_back(j);
- }
- mTriStrip.push_back(i);
- --j;
- }
- }
-
- mTriStrip.push_back(mTriStrip[mTriStrip.size()-1]);
- if (mTriStrip.size()%2 == 1)
- {
- mTriStrip.push_back(mTriStrip[mTriStrip.size()-1]);
- }
- }
-#endif
}
return TRUE;
}
-void LLVolumeFace::makeTriStrip()
-{
-#if GEN_TRI_STRIP
- for (U32 i = 0; i < mIndices.size(); i+=3)
- {
- U16 i0 = mIndices[i];
- U16 i1 = mIndices[i+1];
- U16 i2 = mIndices[i+2];
-
- if ((i/3)%2 == 1)
- {
- mTriStrip.push_back(i0);
- mTriStrip.push_back(i0);
- mTriStrip.push_back(i1);
- mTriStrip.push_back(i2);
- mTriStrip.push_back(i2);
- }
- else
- {
- mTriStrip.push_back(i2);
- mTriStrip.push_back(i2);
- mTriStrip.push_back(i1);
- mTriStrip.push_back(i0);
- mTriStrip.push_back(i0);
- }
- }
-
- if (mTriStrip.size()%2 == 1)
- {
- mTriStrip.push_back(mTriStrip[mTriStrip.size()-1]);
- }
-#endif
-}
-
void LLVolumeFace::createBinormals()
{
LLMemType m1(LLMemType::MTYPE_VOLUME);
- if (!mHasBinormals)
+ if (!mBinormals)
{
+ allocateBinormals(mNumVertices);
+
//generate binormals
- for (U32 i = 0; i < mIndices.size()/3; i++)
+ LLVector4a* pos = mPositions;
+ LLVector2* tc = (LLVector2*) mTexCoords;
+ LLVector4a* binorm = (LLVector4a*) mBinormals;
+
+ for (U32 i = 0; i < mNumIndices/3; i++)
{ //for each triangle
- const VertexData& v0 = mVertices[mIndices[i*3+0]];
- const VertexData& v1 = mVertices[mIndices[i*3+1]];
- const VertexData& v2 = mVertices[mIndices[i*3+2]];
+ const U16& i0 = mIndices[i*3+0];
+ const U16& i1 = mIndices[i*3+1];
+ const U16& i2 = mIndices[i*3+2];
//calculate binormal
- LLVector3 binorm = calc_binormal_from_triangle(v0.mPosition, v0.mTexCoord,
- v1.mPosition, v1.mTexCoord,
- v2.mPosition, v2.mTexCoord);
+ LLVector4a binormal;
+ calc_binormal_from_triangle(binormal,
+ pos[i0], tc[i0],
+ pos[i1], tc[i1],
+ pos[i2], tc[i2]);
- for (U32 j = 0; j < 3; j++)
- { //add triangle normal to vertices
- mVertices[mIndices[i*3+j]].mBinormal += binorm; // * (weight_sum - d[j])/weight_sum;
- }
+
+ //add triangle normal to vertices
+ binorm[i0].add(binormal);
+ binorm[i1].add(binormal);
+ binorm[i2].add(binormal);
//even out quad contributions
if (i % 2 == 0)
{
- mVertices[mIndices[i*3+2]].mBinormal += binorm;
+ binorm[i2].add(binormal);
}
else
{
- mVertices[mIndices[i*3+1]].mBinormal += binorm;
+ binorm[i1].add(binormal);
}
}
//normalize binormals
- for (U32 i = 0; i < mVertices.size(); i++)
+ for (U32 i = 0; i < mNumVertices; i++)
{
- mVertices[i].mBinormal.normVec();
- mVertices[i].mNormal.normVec();
+ binorm[i].normalize3fast();
}
+ }
+}
+
+void LLVolumeFace::resizeVertices(S32 num_verts)
+{
+ _mm_free(mPositions);
+ _mm_free(mNormals);
+ _mm_free(mBinormals);
+ _mm_free(mTexCoords);
- mHasBinormals = TRUE;
+ mBinormals = NULL;
+
+ if (num_verts)
+ {
+ mPositions = (LLVector4a*) _mm_malloc(num_verts*16, 16);
+ mNormals = (LLVector4a*) _mm_malloc(num_verts*16, 16);
+
+ //pad texture coordinate block end to allow for QWORD reads
+ S32 size = ((num_verts*8) + 0xF) & ~0xF;
+ mTexCoords = (LLVector2*) _mm_malloc(size, 16);
}
+ else
+ {
+ mPositions = NULL;
+ mNormals = NULL;
+ mTexCoords = NULL;
+ }
+
+ mNumVertices = num_verts;
+}
+
+void LLVolumeFace::pushVertex(const LLVolumeFace::VertexData& cv)
+{
+ pushVertex(cv.getPosition(), cv.getNormal(), cv.mTexCoord);
}
-void LLVolumeFace::appendFace(const LLVolumeFace& face, LLMatrix4& mat, LLMatrix4& norm_mat)
+void LLVolumeFace::pushVertex(const LLVector4a& pos, const LLVector4a& norm, const LLVector2& tc)
{
- U16 offset = mVertices.size();
+ S32 new_verts = mNumVertices+1;
+ S32 new_size = new_verts*16;
+
+ //positions
+ LLVector4a* dst = (LLVector4a*) _mm_malloc(new_size, 16);
+ if (mPositions)
+ {
+ LLVector4a::memcpyNonAliased16((F32*) dst, (F32*) mPositions, new_size/4);
+ _mm_free(mPositions);
+ }
+ mPositions = dst;
- if (face.mVertices.size() + mVertices.size() > 65536)
+ //normals
+ dst = (LLVector4a*) _mm_malloc(new_size, 16);
+ if (mNormals)
{
- llerrs << "Cannot append face -- 16-bit overflow will occur." << llendl;
+ LLVector4a::memcpyNonAliased16((F32*) dst, (F32*) mNormals, new_size/4);
+ _mm_free(mNormals);
+ }
+ mNormals = dst;
+
+ //tex coords
+ new_size = ((new_verts*8)+0xF) & ~0xF;
+
+ {
+ LLVector2* dst = (LLVector2*) _mm_malloc(new_size, 16);
+ if (mTexCoords)
+ {
+ LLVector4a::memcpyNonAliased16((F32*) dst, (F32*) mTexCoords, new_size/4);
+ _mm_free(mTexCoords);
+ }
+ }
+
+ //just clear binormals
+ _mm_free(mBinormals);
+ mBinormals = NULL;
+
+ mPositions[mNumVertices] = pos;
+ mNormals[mNumVertices] = norm;
+ mTexCoords[mNumVertices] = tc;
+
+ mNumVertices++;
+}
+
+void LLVolumeFace::allocateBinormals(S32 num_verts)
+{
+ _mm_free(mBinormals);
+ mBinormals = (LLVector4a*) _mm_malloc(num_verts*16, 16);
+}
+
+
+void LLVolumeFace::resizeIndices(S32 num_indices)
+{
+ _mm_free(mIndices);
+
+ if (num_indices)
+ {
+ //pad index block end to allow for QWORD reads
+ S32 size = ((num_indices*2) + 0xF) & ~0xF;
+
+ mIndices = (U16*) _mm_malloc(size,16);
+ }
+ else
+ {
+ mIndices = NULL;
+ }
+
+ mNumIndices = num_indices;
+}
+
+void LLVolumeFace::pushIndex(const U16& idx)
+{
+ S32 new_count = mNumIndices + 1;
+ S32 new_size = ((new_count*2)+0xF) & ~0xF;
+
+ S32 old_size = (mNumIndices+0xF) & ~0xF;
+ if (new_size != old_size)
+ {
+ U16* dst = (U16*) _mm_malloc(new_size, 16);
+ LLVector4a::memcpyNonAliased16((F32*) dst, (F32*) mIndices, new_size/4);
+ _mm_free(mIndices);
+ mIndices = dst;
}
- for (U32 i = 0; i < face.mVertices.size(); ++i)
+ mIndices[mNumIndices++] = idx;
+}
+
+void LLVolumeFace::fillFromLegacyData(std::vector<LLVolumeFace::VertexData>& v, std::vector<U16>& idx)
+{
+ resizeVertices(v.size());
+ resizeIndices(idx.size());
+
+ for (U32 i = 0; i < v.size(); ++i)
{
- VertexData v = face.mVertices[i];
- v.mPosition = v.mPosition*mat;
- v.mNormal = v.mNormal * norm_mat;
+ mPositions[i] = v[i].getPosition();
+ mNormals[i] = v[i].getNormal();
+ mTexCoords[i] = v[i].mTexCoord;
+ }
+
+ for (U32 i = 0; i < idx.size(); ++i)
+ {
+ mIndices[i] = idx[i];
+ }
+}
+
+void LLVolumeFace::appendFace(const LLVolumeFace& face, LLMatrix4& mat_in, LLMatrix4& norm_mat_in)
+{
+ U16 offset = mNumVertices;
+
+ S32 new_count = face.mNumVertices + mNumVertices;
+
+ if (new_count > 65536)
+ {
+ llerrs << "Cannot append face -- 16-bit overflow will occur." << llendl;
+ }
+
+
+ LLVector4a* new_pos = (LLVector4a*) _mm_malloc(new_count*16, 16);
+ LLVector4a* new_norm = (LLVector4a*) _mm_malloc(new_count*16, 16);
+ LLVector2* new_tc = (LLVector2*) _mm_malloc((new_count*8+0xF) & ~0xF, 16);
+
+ LLVector4a::memcpyNonAliased16((F32*) new_pos, (F32*) mPositions, new_count*4);
+ LLVector4a::memcpyNonAliased16((F32*) new_norm, (F32*) mNormals, new_count*4);
+ LLVector4a::memcpyNonAliased16((F32*) new_tc, (F32*) mTexCoords, new_count*2);
+
+ _mm_free(mPositions);
+ _mm_free(mNormals);
+ _mm_free(mTexCoords);
+
+ mPositions = new_pos;
+ mNormals = new_norm;
+ mTexCoords = new_tc;
+
+ mNumVertices = new_count;
- v.mNormal.normalize();
+ LLVector4a* dst_pos = (LLVector4a*) mPositions+offset;
+ LLVector2* dst_tc = (LLVector2*) mTexCoords+offset;
+ LLVector4a* dst_norm = (LLVector4a*) mNormals+offset;
- mVertices.push_back(v);
+ LLVector4a* src_pos = (LLVector4a*) face.mPositions;
+ LLVector2* src_tc = (LLVector2*) face.mTexCoords;
+ LLVector4a* src_norm = (LLVector4a*) face.mNormals;
+
+ LLMatrix4a mat, norm_mat;
+ mat.loadu(mat_in);
+ norm_mat.loadu(norm_mat_in);
+
+ for (U32 i = 0; i < face.mNumVertices; ++i)
+ {
+ mat.affineTransform(src_pos[i], dst_pos[i]);
+ norm_mat.rotate(src_norm[i], dst_norm[i]);
+ dst_norm[i].normalize3fast();
+
+ dst_tc[i] = src_tc[i];
if (offset == 0 && i == 0)
{
- mExtents[0] = mExtents[1] = v.mPosition;
+ mExtents[0] = mExtents[1] = LLVector3((F32*) &(dst_pos[i].mQ));
}
else
{
- update_min_max(mExtents[0], mExtents[1], v.mPosition);
+ update_min_max(mExtents[0], mExtents[1], (F32*) &(dst_pos[i].mQ));
}
}
-
- for (U32 i = 0; i < face.mIndices.size(); ++i)
+
+ new_count = mNumIndices + face.mNumIndices;
+ U16* new_indices = (U16*) _mm_malloc((new_count*2+0xF) & ~0xF, 16);
+ LLVector4a::memcpyNonAliased16((F32*) new_indices, (F32*) mIndices, new_count/2);
+ _mm_free(mIndices);
+ mIndices = new_indices;
+ mNumIndices = new_count;
+
+ U16* dst_idx = mIndices+offset;
+
+ for (U32 i = 0; i < face.mNumIndices; ++i)
{
- mIndices.push_back(face.mIndices[i]+offset);
+ dst_idx[i] = face.mIndices[i]+offset;
}
}
@@ -5708,21 +5969,20 @@ BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build)
num_vertices = mNumS*mNumT;
num_indices = (mNumS-1)*(mNumT-1)*6;
- mVertices.resize(num_vertices);
-
if (!partial_build)
{
- mIndices.resize(num_indices);
+ resizeVertices(num_vertices);
+ resizeIndices(num_indices);
if ((volume->getParams().getSculptType() & LL_SCULPT_TYPE_MASK) != LL_SCULPT_TYPE_MESH)
{
mEdge.resize(num_indices);
}
}
- else
- {
- mHasBinormals = FALSE;
- }
+
+ LLVector4a* pos = (LLVector4a*) mPositions;
+ LLVector4a* norm = (LLVector4a*) mNormals;
+ LLVector2* tc = (LLVector2*) mTexCoords;
S32 begin_stex = llfloor( profile[mBeginS].mV[2] );
S32 num_s = ((mTypeMask & INNER_MASK) && (mTypeMask & FLAT_MASK) && mNumS > 2) ? mNumS/2 : mNumS;
@@ -5774,21 +6034,21 @@ BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build)
i = mBeginS + s + max_s*t;
}
- mVertices[cur_vertex].mPosition = mesh[i].mPos;
- mVertices[cur_vertex].mTexCoord = LLVector2(ss,tt);
+ pos[cur_vertex].load3(mesh[i].mPos.mV);
+ tc[cur_vertex] = LLVector2(ss,tt);
- mVertices[cur_vertex].mNormal = LLVector3(0,0,0);
- mVertices[cur_vertex].mBinormal = LLVector3(0,0,0);
+ norm[cur_vertex].clear();
cur_vertex++;
if ((mTypeMask & INNER_MASK) && (mTypeMask & FLAT_MASK) && mNumS > 2 && s > 0)
{
- mVertices[cur_vertex].mPosition = mesh[i].mPos;
- mVertices[cur_vertex].mTexCoord = LLVector2(ss,tt);
+
+ pos[cur_vertex].load3(mesh[i].mPos.mV);
+ tc[cur_vertex] = LLVector2(ss,tt);
- mVertices[cur_vertex].mNormal = LLVector3(0,0,0);
- mVertices[cur_vertex].mBinormal = LLVector3(0,0,0);
+ norm[cur_vertex].clear();
+
cur_vertex++;
}
}
@@ -5806,12 +6066,10 @@ BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build)
i = mBeginS + s + max_s*t;
ss = profile[mBeginS + s].mV[2] - begin_stex;
- mVertices[cur_vertex].mPosition = mesh[i].mPos;
- mVertices[cur_vertex].mTexCoord = LLVector2(ss,tt);
-
- mVertices[cur_vertex].mNormal = LLVector3(0,0,0);
- mVertices[cur_vertex].mBinormal = LLVector3(0,0,0);
-
+ pos[cur_vertex].load3(mesh[i].mPos.mV);
+ tc[cur_vertex] = LLVector2(ss,tt);
+ norm[cur_vertex].clear();
+
cur_vertex++;
}
}
@@ -5822,10 +6080,11 @@ BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build)
LLVector3& face_max = mExtents[1];
mCenter.clearVec();
- face_min = face_max = mVertices[0].mPosition;
- for (U32 i = 1; i < mVertices.size(); ++i)
+ face_min = face_max = LLVector3((F32*) &(pos[0].mQ));
+
+ for (U32 i = 1; i < mNumVertices; ++i)
{
- update_min_max(face_min, face_max, mVertices[i].mPosition);
+ update_min_max(face_min, face_max, (F32*) &(pos[i].mQ));
}
mCenter = (face_min + face_max) * 0.5f;
@@ -5836,18 +6095,9 @@ BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build)
if (!partial_build)
{
-#if GEN_TRI_STRIP
- mTriStrip.clear();
-#endif
-
// Now we generate the indices.
for (t = 0; t < (mNumT-1); t++)
{
-#if GEN_TRI_STRIP
- //prepend terminating index to strip
- mTriStrip.push_back(mNumS*t);
-#endif
-
for (s = 0; s < (mNumS-1); s++)
{
mIndices[cur_index++] = s + mNumS*t; //bottom left
@@ -5857,16 +6107,6 @@ BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build)
mIndices[cur_index++] = s+1 + mNumS*t; //bottom right
mIndices[cur_index++] = s+1 + mNumS*(t+1); //top right
-#if GEN_TRI_STRIP
- if (s == 0)
- {
- mTriStrip.push_back(s+mNumS*t);
- mTriStrip.push_back(s+mNumS*(t+1));
- }
- mTriStrip.push_back(s+1+mNumS*t);
- mTriStrip.push_back(s+1+mNumS*(t+1));
-#endif
-
mEdge[cur_edge++] = (mNumS-1)*2*t+s*2+1; //bottom left/top right neighbor face
if (t < mNumT-2) { //top right/top left neighbor face
mEdge[cur_edge++] = (mNumS-1)*2*(t+1)+s*2+1;
@@ -5907,52 +6147,55 @@ BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build)
}
mEdge[cur_edge++] = (mNumS-1)*2*t+s*2; //top right/bottom left neighbor face
}
-#if GEN_TRI_STRIP
- //append terminating vertex to strip
- mTriStrip.push_back(mNumS-1+mNumS*(t+1));
-#endif
}
-
-#if GEN_TRI_STRIP
- if (mTriStrip.size()%2 == 1)
- {
- mTriStrip.push_back(mTriStrip[mTriStrip.size()-1]);
- }
-#endif
}
//generate normals
- for (U32 i = 0; i < mIndices.size()/3; i++) //for each triangle
+ for (U32 i = 0; i < mNumIndices/3; i++) //for each triangle
{
const U16* idx = &(mIndices[i*3]);
-
- VertexData* v[] =
- { &mVertices[idx[0]], &mVertices[idx[1]], &mVertices[idx[2]] };
-
- //calculate triangle normal
- LLVector3 norm = (v[0]->mPosition-v[1]->mPosition) % (v[0]->mPosition-v[2]->mPosition);
+
- v[0]->mNormal += norm;
- v[1]->mNormal += norm;
- v[2]->mNormal += norm;
+ LLVector4a* v[] =
+ { pos+idx[0], pos+idx[1], pos+idx[2] };
+
+ LLVector4a* n[] =
+ { norm+idx[0], norm+idx[1], norm+idx[2] };
+
+ //calculate triangle normal
+ LLVector4a a, b, c;
+
+ a.setSub(*v[0], *v[1]);
+ b.setSub(*v[0], *v[2]);
+ c.setCross3(a,b);
+ n[0]->add(c);
+ n[1]->add(c);
+ n[2]->add(c);
+
//even out quad contributions
- v[i%2+1]->mNormal += norm;
+ n[i%2+1]->add(c);
}
// adjust normals based on wrapping and stitching
- BOOL s_bottom_converges = ((mVertices[0].mPosition - mVertices[mNumS*(mNumT-2)].mPosition).magVecSquared() < 0.000001f);
- BOOL s_top_converges = ((mVertices[mNumS-1].mPosition - mVertices[mNumS*(mNumT-2)+mNumS-1].mPosition).magVecSquared() < 0.000001f);
+ LLVector4a top;
+ top.setSub(pos[0], pos[mNumS*(mNumT-2)]);
+ BOOL s_bottom_converges = (top.dot3(top) < 0.000001f);
+
+ top.setSub(pos[mNumS-1], pos[mNumS*(mNumT-2)+mNumS-1]);
+ BOOL s_top_converges = (top.dot3(top) < 0.000001f);
+
if (sculpt_stitching == LL_SCULPT_TYPE_NONE) // logic for non-sculpt volumes
{
if (volume->getPath().isOpen() == FALSE)
{ //wrap normals on T
for (S32 i = 0; i < mNumS; i++)
{
- LLVector3 norm = mVertices[i].mNormal + mVertices[mNumS*(mNumT-1)+i].mNormal;
- mVertices[i].mNormal = norm;
- mVertices[mNumS*(mNumT-1)+i].mNormal = norm;
+ LLVector4a n;
+ n.setAdd(norm[i], norm[mNumS*(mNumT-1)+i]);
+ norm[i] = n;
+ norm[mNumS*(mNumT-1)+i] = n;
}
}
@@ -5960,9 +6203,10 @@ BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build)
{ //wrap normals on S
for (S32 i = 0; i < mNumT; i++)
{
- LLVector3 norm = mVertices[mNumS*i].mNormal + mVertices[mNumS*i+mNumS-1].mNormal;
- mVertices[mNumS * i].mNormal = norm;
- mVertices[mNumS * i+mNumS-1].mNormal = norm;
+ LLVector4a n;
+ n.setAdd(norm[mNumS*i], norm[mNumS*i+mNumS-1]);
+ norm[mNumS * i] = n;
+ norm[mNumS * i+mNumS-1] = n;
}
}
@@ -5973,7 +6217,7 @@ BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build)
{ //all lower S have same normal
for (S32 i = 0; i < mNumT; i++)
{
- mVertices[mNumS*i].mNormal = LLVector3(1,0,0);
+ norm[mNumS*i].set(1,0,0);
}
}
@@ -5981,7 +6225,7 @@ BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build)
{ //all upper S have same normal
for (S32 i = 0; i < mNumT; i++)
{
- mVertices[mNumS*i+mNumS-1].mNormal = LLVector3(-1,0,0);
+ norm[mNumS*i+mNumS-1].set(-1,0,0);
}
}
}
@@ -6009,30 +6253,33 @@ BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build)
{
// average normals for north pole
- LLVector3 average(0.0, 0.0, 0.0);
+ LLVector4a average;
+ average.clear();
+
for (S32 i = 0; i < mNumS; i++)
{
- average += mVertices[i].mNormal;
+ average.add(norm[i]);
}
// set average
for (S32 i = 0; i < mNumS; i++)
{
- mVertices[i].mNormal = average;
+ norm[i] = average;
}
// average normals for south pole
- average = LLVector3(0.0, 0.0, 0.0);
+ average.clear();
+
for (S32 i = 0; i < mNumS; i++)
{
- average += mVertices[i + mNumS * (mNumT - 1)].mNormal;
+ average.add(norm[i + mNumS * (mNumT - 1)]);
}
// set average
for (S32 i = 0; i < mNumS; i++)
{
- mVertices[i + mNumS * (mNumT - 1)].mNormal = average;
+ norm[i + mNumS * (mNumT - 1)] = average;
}
}
@@ -6042,23 +6289,22 @@ BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build)
{
for (S32 i = 0; i < mNumT; i++)
{
- LLVector3 norm = mVertices[mNumS*i].mNormal + mVertices[mNumS*i+mNumS-1].mNormal;
- mVertices[mNumS * i].mNormal = norm;
- mVertices[mNumS * i+mNumS-1].mNormal = norm;
+ LLVector4a n;
+ n.setAdd(norm[mNumS*i], norm[mNumS*i+mNumS-1]);
+ norm[mNumS * i] = n;
+ norm[mNumS * i+mNumS-1] = n;
}
}
-
-
if (wrap_t)
{
for (S32 i = 0; i < mNumS; i++)
{
- LLVector3 norm = mVertices[i].mNormal + mVertices[mNumS*(mNumT-1)+i].mNormal;
- mVertices[i].mNormal = norm;
- mVertices[mNumS*(mNumT-1)+i].mNormal = norm;
+ LLVector4a n;
+ n.setAdd(norm[i], norm[mNumS*(mNumT-1)+i]);
+ norm[i] = n;
+ norm[mNumS*(mNumT-1)+i] = n;
}
-
}
}
@@ -6068,41 +6314,51 @@ BOOL LLVolumeFace::createSide(LLVolume* volume, BOOL partial_build)
// Finds binormal based on three vertices with texture coordinates.
// Fills in dummy values if the triangle has degenerate texture coordinates.
-LLVector3 calc_binormal_from_triangle(
- const LLVector3& pos0,
+void calc_binormal_from_triangle(LLVector4a& binormal,
+
+ const LLVector4a& pos0,
const LLVector2& tex0,
- const LLVector3& pos1,
+ const LLVector4a& pos1,
const LLVector2& tex1,
- const LLVector3& pos2,
+ const LLVector4a& pos2,
const LLVector2& tex2)
{
- LLVector3 rx0( pos0.mV[VX], tex0.mV[VX], tex0.mV[VY] );
- LLVector3 rx1( pos1.mV[VX], tex1.mV[VX], tex1.mV[VY] );
- LLVector3 rx2( pos2.mV[VX], tex2.mV[VX], tex2.mV[VY] );
+ LLVector4a rx0( pos0[VX], tex0.mV[VX], tex0.mV[VY] );
+ LLVector4a rx1( pos1[VX], tex1.mV[VX], tex1.mV[VY] );
+ LLVector4a rx2( pos2[VX], tex2.mV[VX], tex2.mV[VY] );
- LLVector3 ry0( pos0.mV[VY], tex0.mV[VX], tex0.mV[VY] );
- LLVector3 ry1( pos1.mV[VY], tex1.mV[VX], tex1.mV[VY] );
- LLVector3 ry2( pos2.mV[VY], tex2.mV[VX], tex2.mV[VY] );
+ LLVector4a ry0( pos0[VY], tex0.mV[VX], tex0.mV[VY] );
+ LLVector4a ry1( pos1[VY], tex1.mV[VX], tex1.mV[VY] );
+ LLVector4a ry2( pos2[VY], tex2.mV[VX], tex2.mV[VY] );
- LLVector3 rz0( pos0.mV[VZ], tex0.mV[VX], tex0.mV[VY] );
- LLVector3 rz1( pos1.mV[VZ], tex1.mV[VX], tex1.mV[VY] );
- LLVector3 rz2( pos2.mV[VZ], tex2.mV[VX], tex2.mV[VY] );
+ LLVector4a rz0( pos0[VZ], tex0.mV[VX], tex0.mV[VY] );
+ LLVector4a rz1( pos1[VZ], tex1.mV[VX], tex1.mV[VY] );
+ LLVector4a rz2( pos2[VZ], tex2.mV[VX], tex2.mV[VY] );
- LLVector3 r0 = (rx0 - rx1) % (rx0 - rx2);
- LLVector3 r1 = (ry0 - ry1) % (ry0 - ry2);
- LLVector3 r2 = (rz0 - rz1) % (rz0 - rz2);
+ LLVector4a lhs, rhs;
+
+ LLVector4a r0;
+ lhs.setSub(rx0, rx1); rhs.setSub(rx0, rx2);
+ r0.setCross3(lhs, rhs);
+
+ LLVector4a r1;
+ lhs.setSub(ry0, ry1); rhs.setSub(ry0, ry2);
+ r1.setCross3(lhs, rhs);
+
+ LLVector4a r2;
+ lhs.setSub(rz0, rz1); rhs.setSub(rz0, rz2);
+ r2.setCross3(lhs, rhs);
- if( r0.mV[VX] && r1.mV[VX] && r2.mV[VX] )
+ if( r0[VX] && r1[VX] && r2[VX] )
{
- LLVector3 binormal(
- -r0.mV[VZ] / r0.mV[VX],
- -r1.mV[VZ] / r1.mV[VX],
- -r2.mV[VZ] / r2.mV[VX]);
+ binormal.set(
+ -r0[VZ] / r0[VX],
+ -r1[VZ] / r1[VX],
+ -r2[VZ] / r2[VX]);
// binormal.normVec();
- return binormal;
}
else
{
- return LLVector3( 0, 1 , 0 );
+ binormal.set( 0, 1 , 0 );
}
}
diff --git a/indra/llmath/llvolume.h b/indra/llmath/llvolume.h
index c6a156ae37..aa58d6d114 100644
--- a/indra/llmath/llvolume.h
+++ b/indra/llmath/llvolume.h
@@ -55,6 +55,7 @@ class LLVolume;
#include "v4coloru.h"
#include "llrefcount.h"
#include "llfile.h"
+#include "llvector4a.h"
//============================================================================
@@ -791,35 +792,114 @@ public:
class LLVolumeFace
{
public:
+ class VertexData
+ {
+ enum
+ {
+ POSITION = 0,
+ NORMAL = 1
+ };
+
+ private:
+ void init()
+ {
+ mData = (LLVector4a*) _mm_malloc(32, 16);
+ }
+ public:
+ VertexData()
+ {
+ init();
+ }
+
+ VertexData(const VertexData& rhs)
+ {
+ init();
+ LLVector4a::memcpyNonAliased16((F32*) mData, (F32*) rhs.mData, 8);
+ mTexCoord = rhs.mTexCoord;
+ }
+
+ ~VertexData()
+ {
+ _mm_free(mData);
+ }
+
+ LLVector4a& getPosition()
+ {
+ return mData[POSITION];
+ }
+
+ LLVector4a& getNormal()
+ {
+ return mData[NORMAL];
+ }
+
+ const LLVector4a& getPosition() const
+ {
+ return mData[POSITION];
+ }
+
+ const LLVector4a& getNormal() const
+ {
+ return mData[NORMAL];
+ }
+
+
+ void setPosition(const LLVector4a& pos)
+ {
+ mData[POSITION] = pos;
+ }
+
+ void setNormal(const LLVector4a& norm)
+ {
+ mData[NORMAL] = norm;
+ }
+
+ LLVector2 mTexCoord;
+
+ bool operator<(const VertexData& rhs) const;
+ bool operator==(const VertexData& rhs) const;
+ bool compareNormal(const VertexData& rhs, F32 angle_cutoff) const;
+
+ private:
+ LLVector4a* mData;
+ };
+
LLVolumeFace() :
mID(0),
mTypeMask(0),
- mHasBinormals(FALSE),
mBeginS(0),
mBeginT(0),
mNumS(0),
- mNumT(0)
+ mNumT(0),
+ mNumVertices(0),
+ mNumIndices(0),
+ mPositions(NULL),
+ mNormals(NULL),
+ mBinormals(NULL),
+ mTexCoords(NULL),
+ mIndices(NULL)
{
}
+ ~LLVolumeFace();
+
BOOL create(LLVolume* volume, BOOL partial_build = FALSE);
void createBinormals();
- void makeTriStrip();
void appendFace(const LLVolumeFace& face, LLMatrix4& transform, LLMatrix4& normal_tranform);
- class VertexData
- {
- public:
- LLVector3 mPosition;
- LLVector3 mNormal;
- LLVector3 mBinormal;
- LLVector2 mTexCoord;
+ void resizeVertices(S32 num_verts);
+ void allocateBinormals(S32 num_verts);
+ void resizeIndices(S32 num_indices);
+ void fillFromLegacyData(std::vector<LLVolumeFace::VertexData>& v, std::vector<U16>& idx);
- bool operator<(const VertexData& rhs) const;
- bool operator==(const VertexData& rhs) const;
- bool compareNormal(const VertexData& rhs, F32 angle_cutoff) const;
- };
+ void pushVertex(const VertexData& cv);
+ void pushVertex(const LLVector4a& pos, const LLVector4a& norm, const LLVector2& tc);
+ void pushIndex(const U16& idx);
+
+ void swapData(LLVolumeFace& rhs);
+
+ void getVertexData(U16 indx, LLVolumeFace::VertexData& cv);
class VertexMapData : public LLVolumeFace::VertexData
{
@@ -828,28 +908,20 @@ public:
bool operator==(const LLVolumeFace::VertexData& rhs) const
{
- return mPosition == rhs.mPosition &&
+ return getPosition().equal3(rhs.getPosition()) &&
mTexCoord == rhs.mTexCoord &&
- mNormal == rhs.mNormal;
+ getNormal().equal3(rhs.getNormal());
}
struct ComparePosition
{
- bool operator()(const LLVector3& a, const LLVector3& b) const
+ bool operator()(const LLVector4a& a, const LLVector4a& b) const
{
- if (a.mV[0] != b.mV[0])
- {
- return a.mV[0] < b.mV[0];
- }
- if (a.mV[1] != b.mV[1])
- {
- return a.mV[1] < b.mV[1];
- }
- return a.mV[2] < b.mV[2];
+ return a.less3(b);
}
};
- typedef std::map<LLVector3, std::vector<VertexMapData>, VertexMapData::ComparePosition > PointMap;
+ typedef std::map<LLVector4a, std::vector<VertexMapData>, VertexMapData::ComparePosition > PointMap;
};
void optimize(F32 angle_cutoff = 2.f);
@@ -873,7 +945,6 @@ public:
S32 mID;
U32 mTypeMask;
LLVector3 mCenter;
- BOOL mHasBinormals;
// Only used for INNER/OUTER faces
S32 mBeginS;
@@ -883,9 +954,15 @@ public:
LLVector3 mExtents[2]; //minimum and maximum point of face
- std::vector<VertexData> mVertices;
- std::vector<U16> mIndices;
- std::vector<U16> mTriStrip;
+ S32 mNumVertices;
+ S32 mNumIndices;
+
+ LLVector4a* mPositions;
+ LLVector4a* mNormals;
+ LLVector4a* mBinormals;
+ LLVector2* mTexCoords;
+ U16* mIndices;
+
std::vector<S32> mEdge;
//list of skin weights for rigged volumes
@@ -1038,17 +1115,22 @@ public:
std::ostream& operator<<(std::ostream &s, const LLVolumeParams &volume_params);
-LLVector3 calc_binormal_from_triangle(
- const LLVector3& pos0,
+void calc_binormal_from_triangle(
+ LLVector4a& binormal,
+ const LLVector4a& pos0,
const LLVector2& tex0,
- const LLVector3& pos1,
+ const LLVector4a& pos1,
const LLVector2& tex1,
- const LLVector3& pos2,
+ const LLVector4a& pos2,
const LLVector2& tex2);
BOOL LLLineSegmentBoxIntersect(const LLVector3& start, const LLVector3& end, const LLVector3& center, const LLVector3& size);
+
BOOL LLTriangleRayIntersect(const LLVector3& vert0, const LLVector3& vert1, const LLVector3& vert2, const LLVector3& orig, const LLVector3& dir,
F32* intersection_a, F32* intersection_b, F32* intersection_t, BOOL two_sided);
+
+BOOL LLTriangleRayIntersect(const LLVector4a& vert0, const LLVector4a& vert1, const LLVector4a& vert2, const LLVector4a& orig, const LLVector4a& dir,
+ F32* intersection_a, F32* intersection_b, F32* intersection_t, BOOL two_sided);
diff --git a/indra/llmath/v3math.h b/indra/llmath/v3math.h
index 76dd938887..0e7d72e958 100644
--- a/indra/llmath/v3math.h
+++ b/indra/llmath/v3math.h
@@ -532,6 +532,21 @@ inline void update_min_max(LLVector3& min, LLVector3& max, const LLVector3& pos)
}
}
+inline void update_min_max(LLVector3& min, LLVector3& max, const F32* pos)
+{
+ for (U32 i = 0; i < 3; i++)
+ {
+ if (min.mV[i] > pos[i])
+ {
+ min.mV[i] = pos[i];
+ }
+ if (max.mV[i] < pos[i])
+ {
+ max.mV[i] = pos[i];
+ }
+ }
+}
+
inline F32 angle_between(const LLVector3& a, const LLVector3& b)
{
LLVector3 an = a;
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-02 19:10:55 +0000