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path: root/indra/newview/llvosurfacepatch.cpp
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Diffstat (limited to 'indra/newview/llvosurfacepatch.cpp')
-rw-r--r--indra/newview/llvosurfacepatch.cpp84
1 files changed, 37 insertions, 47 deletions
diff --git a/indra/newview/llvosurfacepatch.cpp b/indra/newview/llvosurfacepatch.cpp
index 56742751e8..fdccf34e6a 100644
--- a/indra/newview/llvosurfacepatch.cpp
+++ b/indra/newview/llvosurfacepatch.cpp
@@ -142,7 +142,7 @@ void LLVOSurfacePatch::updateGL()
{
if (mPatchp)
{
- LL_PROFILE_ZONE_SCOPED
+ LL_PROFILE_ZONE_SCOPED;
mPatchp->updateGL();
}
}
@@ -245,7 +245,6 @@ bool LLVOSurfacePatch::updateLOD()
void LLVOSurfacePatch::getTerrainGeometry(LLStrider<LLVector3> &verticesp,
LLStrider<LLVector3> &normalsp,
- LLStrider<LLVector2> &texCoords0p,
LLStrider<LLVector2> &texCoords1p,
LLStrider<U16> &indicesp)
{
@@ -260,21 +259,18 @@ void LLVOSurfacePatch::getTerrainGeometry(LLStrider<LLVector3> &verticesp,
updateMainGeometry(facep,
verticesp,
normalsp,
- texCoords0p,
texCoords1p,
indicesp,
index_offset);
updateNorthGeometry(facep,
verticesp,
normalsp,
- texCoords0p,
texCoords1p,
indicesp,
index_offset);
updateEastGeometry(facep,
verticesp,
normalsp,
- texCoords0p,
texCoords1p,
indicesp,
index_offset);
@@ -283,7 +279,6 @@ void LLVOSurfacePatch::getTerrainGeometry(LLStrider<LLVector3> &verticesp,
void LLVOSurfacePatch::updateMainGeometry(LLFace *facep,
LLStrider<LLVector3> &verticesp,
LLStrider<LLVector3> &normalsp,
- LLStrider<LLVector2> &texCoords0p,
LLStrider<LLVector2> &texCoords1p,
LLStrider<U16> &indicesp,
U32 &index_offset)
@@ -322,10 +317,9 @@ void LLVOSurfacePatch::updateMainGeometry(LLFace *facep,
{
x = i * render_stride;
y = j * render_stride;
- mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords0p.get(), texCoords1p.get());
+ mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords1p.get());
verticesp++;
normalsp++;
- texCoords0p++;
texCoords1p++;
}
}
@@ -387,7 +381,6 @@ void LLVOSurfacePatch::updateMainGeometry(LLFace *facep,
void LLVOSurfacePatch::updateNorthGeometry(LLFace *facep,
LLStrider<LLVector3> &verticesp,
LLStrider<LLVector3> &normalsp,
- LLStrider<LLVector2> &texCoords0p,
LLStrider<LLVector2> &texCoords1p,
LLStrider<U16> &indicesp,
U32 &index_offset)
@@ -421,10 +414,9 @@ void LLVOSurfacePatch::updateNorthGeometry(LLFace *facep,
x = i * render_stride;
y = 16 - render_stride;
- mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords0p.get(), texCoords1p.get());
+ mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords1p.get());
verticesp++;
normalsp++;
- texCoords0p++;
texCoords1p++;
}
@@ -433,10 +425,9 @@ void LLVOSurfacePatch::updateNorthGeometry(LLFace *facep,
{
x = i * render_stride;
y = 16;
- mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords0p.get(), texCoords1p.get());
+ mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords1p.get());
verticesp++;
normalsp++;
- texCoords0p++;
texCoords1p++;
}
@@ -469,10 +460,9 @@ void LLVOSurfacePatch::updateNorthGeometry(LLFace *facep,
x = i * render_stride;
y = 16 - render_stride;
- mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords0p.get(), texCoords1p.get());
+ mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords1p.get());
verticesp++;
normalsp++;
- texCoords0p++;
texCoords1p++;
}
@@ -482,10 +472,9 @@ void LLVOSurfacePatch::updateNorthGeometry(LLFace *facep,
x = i * render_stride;
y = 16;
- mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords0p.get(), texCoords1p.get());
+ mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords1p.get());
verticesp++;
normalsp++;
- texCoords0p++;
texCoords1p++;
}
@@ -525,10 +514,9 @@ void LLVOSurfacePatch::updateNorthGeometry(LLFace *facep,
x = i * north_stride;
y = 16 - render_stride;
- mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords0p.get(), texCoords1p.get());
+ mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords1p.get());
verticesp++;
normalsp++;
- texCoords0p++;
texCoords1p++;
}
@@ -538,10 +526,9 @@ void LLVOSurfacePatch::updateNorthGeometry(LLFace *facep,
x = i * north_stride;
y = 16;
- mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords0p.get(), texCoords1p.get());
+ mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords1p.get());
verticesp++;
normalsp++;
- texCoords0p++;
texCoords1p++;
}
@@ -577,7 +564,6 @@ void LLVOSurfacePatch::updateNorthGeometry(LLFace *facep,
void LLVOSurfacePatch::updateEastGeometry(LLFace *facep,
LLStrider<LLVector3> &verticesp,
LLStrider<LLVector3> &normalsp,
- LLStrider<LLVector2> &texCoords0p,
LLStrider<LLVector2> &texCoords1p,
LLStrider<U16> &indicesp,
U32 &index_offset)
@@ -606,10 +592,9 @@ void LLVOSurfacePatch::updateEastGeometry(LLFace *facep,
x = 16 - render_stride;
y = i * render_stride;
- mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords0p.get(), texCoords1p.get());
+ mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords1p.get());
verticesp++;
normalsp++;
- texCoords0p++;
texCoords1p++;
}
@@ -618,10 +603,9 @@ void LLVOSurfacePatch::updateEastGeometry(LLFace *facep,
{
x = 16;
y = i * render_stride;
- mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords0p.get(), texCoords1p.get());
+ mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords1p.get());
verticesp++;
normalsp++;
- texCoords0p++;
texCoords1p++;
}
@@ -654,10 +638,9 @@ void LLVOSurfacePatch::updateEastGeometry(LLFace *facep,
x = 16 - render_stride;
y = i * render_stride;
- mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords0p.get(), texCoords1p.get());
+ mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords1p.get());
verticesp++;
normalsp++;
- texCoords0p++;
texCoords1p++;
}
// Iterate through the east patch's points
@@ -666,10 +649,9 @@ void LLVOSurfacePatch::updateEastGeometry(LLFace *facep,
x = 16;
y = i * render_stride;
- mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords0p.get(), texCoords1p.get());
+ mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords1p.get());
verticesp++;
normalsp++;
- texCoords0p++;
texCoords1p++;
}
@@ -708,10 +690,9 @@ void LLVOSurfacePatch::updateEastGeometry(LLFace *facep,
x = 16 - render_stride;
y = i * east_stride;
- mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords0p.get(), texCoords1p.get());
+ mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords1p.get());
verticesp++;
normalsp++;
- texCoords0p++;
texCoords1p++;
}
// Iterate through the east patch's points
@@ -720,10 +701,9 @@ void LLVOSurfacePatch::updateEastGeometry(LLFace *facep,
x = 16;
y = i * east_stride;
- mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords0p.get(), texCoords1p.get());
+ mPatchp->eval(x, y, render_stride, verticesp.get(), normalsp.get(), texCoords1p.get());
verticesp++;
normalsp++;
- texCoords0p++;
texCoords1p++;
}
@@ -987,15 +967,15 @@ LLTerrainPartition::LLTerrainPartition(LLViewerRegion* regionp)
}
// Do not add vertices; honor strict vertex count specified by strider_vertex_count
-void gen_terrain_tangents(U16 strider_vertex_count,
+void gen_terrain_tangents(U32 strider_vertex_count,
U32 strider_index_count,
LLStrider<LLVector3> &verticesp,
LLStrider<LLVector3> &normalsp,
LLStrider<LLVector4a> &tangentsp,
- LLStrider<LLVector2> &texCoords0p,
- LLStrider<U16> &indicesp)
+ LLStrider<U16> &indicesp,
+ F32 region_width)
{
- LL_PROFILE_ZONE_SCOPED
+ LL_PROFILE_ZONE_SCOPED;
LLVector4a *vertices = new LLVector4a[strider_vertex_count];
LLVector4a *normals = new LLVector4a[strider_vertex_count];
@@ -1003,14 +983,17 @@ void gen_terrain_tangents(U16 strider_vertex_count,
std::vector<LLVector2> texcoords(strider_vertex_count);
std::vector<U16> indices(strider_index_count);
- for (U16 v = 0; v < strider_vertex_count; ++v)
+ for (U32 v = 0; v < strider_vertex_count; ++v)
{
F32 *vert = verticesp[v].mV;
vertices[v] = LLVector4a(vert[0], vert[1], vert[2], 1.f);
F32 *n = normalsp[v].mV;
normals[v] = LLVector4a(n[0], n[1], n[2], 1.f);
tangents[v] = tangentsp[v];
- texcoords[v] = texCoords0p[v];
+
+ // Calculate texcoords on-the-fly using the terrain positions
+ texcoords[v].mV[VX] = verticesp[v].mV[VX] / region_width;
+ texcoords[v].mV[VY] = verticesp[v].mV[VY] / region_width;
}
for (U32 i = 0; i < strider_index_count; ++i)
{
@@ -1019,7 +1002,7 @@ void gen_terrain_tangents(U16 strider_vertex_count,
LLCalculateTangentArray(strider_vertex_count, vertices, normals, texcoords.data(), strider_index_count / 3, indices.data(), tangents);
- for (U16 v = 0; v < strider_vertex_count; ++v)
+ for (U32 v = 0; v < strider_vertex_count; ++v)
{
tangentsp[v] = tangents[v];
}
@@ -1039,14 +1022,12 @@ void LLTerrainPartition::getGeometry(LLSpatialGroup* group)
LLStrider<LLVector3> vertices_start;
LLStrider<LLVector3> normals_start;
LLStrider<LLVector4a> tangents_start;
- LLStrider<LLVector2> texcoords_start;
LLStrider<LLVector2> texcoords2_start;
LLStrider<U16> indices_start;
llassert_always(buffer->getVertexStrider(vertices_start));
llassert_always(buffer->getNormalStrider(normals_start));
llassert_always(buffer->getTangentStrider(tangents_start));
- llassert_always(buffer->getTexCoord0Strider(texcoords_start));
llassert_always(buffer->getTexCoord1Strider(texcoords2_start));
llassert_always(buffer->getIndexStrider(indices_start));
@@ -1056,7 +1037,6 @@ void LLTerrainPartition::getGeometry(LLSpatialGroup* group)
{
LLStrider<LLVector3> vertices = vertices_start;
LLStrider<LLVector3> normals = normals_start;
- LLStrider<LLVector2> texcoords = texcoords_start;
LLStrider<LLVector2> texcoords2 = texcoords2_start;
LLStrider<U16> indices = indices_start;
@@ -1069,7 +1049,7 @@ void LLTerrainPartition::getGeometry(LLSpatialGroup* group)
facep->setVertexBuffer(buffer);
LLVOSurfacePatch* patchp = (LLVOSurfacePatch*) facep->getViewerObject();
- patchp->getTerrainGeometry(vertices, normals, texcoords, texcoords2, indices);
+ patchp->getTerrainGeometry(vertices, normals, texcoords2, indices);
indices_index += facep->getIndicesCount();
index_offset += facep->getGeomCount();
@@ -1082,10 +1062,20 @@ void LLTerrainPartition::getGeometry(LLSpatialGroup* group)
LLStrider<LLVector3> vertices = vertices_start;
LLStrider<LLVector3> normals = normals_start;
LLStrider<LLVector4a> tangents = tangents_start;
- LLStrider<LLVector2> texcoords = texcoords_start;
LLStrider<U16> indices = indices_start;
- gen_terrain_tangents(index_offset, indices_index, vertices, normals, tangents, texcoords, indices);
+ F32 region_width = 256.0f;
+ if (mFaceList.empty())
+ {
+ llassert(false);
+ }
+ else
+ {
+ const LLViewerRegion* regionp = mFaceList[0]->getViewerObject()->getRegion();
+ llassert(regionp == mFaceList.back()->getViewerObject()->getRegion()); // Assume this spatial group is confined to one region
+ region_width = regionp->getWidth();
+ }
+ gen_terrain_tangents(index_offset, indices_index, vertices, normals, tangents, indices, region_width);
}
buffer->unmapBuffer();
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-19 16:58:23 +0000