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-rw-r--r--indra/llmeshoptimizer/llmeshoptimizer.cpp25
-rw-r--r--indra/llmeshoptimizer/llmeshoptimizer.h13
-rw-r--r--indra/newview/llfloatermodelpreview.cpp8
-rw-r--r--indra/newview/llmodelpreview.cpp323
-rw-r--r--indra/newview/llmodelpreview.h5
-rw-r--r--indra/newview/skins/default/xui/en/floater_model_preview.xml16
6 files changed, 302 insertions, 88 deletions
diff --git a/indra/llmeshoptimizer/llmeshoptimizer.cpp b/indra/llmeshoptimizer/llmeshoptimizer.cpp
index 09fa7cb235..8097a05511 100644
--- a/indra/llmeshoptimizer/llmeshoptimizer.cpp
+++ b/indra/llmeshoptimizer/llmeshoptimizer.cpp
@@ -59,6 +59,30 @@ void LLMeshOptimizer::generateShadowIndexBuffer(U16 *destination,
}
//static
+U64 LLMeshOptimizer::simplifyU32(U32 *destination,
+ const U32 *indices,
+ U64 index_count,
+ const LLVector4a *vertex_positions,
+ U64 vertex_count,
+ U64 vertex_positions_stride,
+ U64 target_index_count,
+ F32 target_error,
+ F32* result_error
+)
+{
+ return meshopt_simplify<unsigned int>(destination,
+ indices,
+ index_count,
+ (const float*)vertex_positions,
+ vertex_count,
+ vertex_positions_stride,
+ target_index_count,
+ target_error,
+ result_error
+ );
+}
+
+//static
U64 LLMeshOptimizer::simplify(U16 *destination,
const U16 *indices,
U64 index_count,
@@ -70,7 +94,6 @@ U64 LLMeshOptimizer::simplify(U16 *destination,
F32* result_error
)
{
-
return meshopt_simplify<unsigned short>(destination,
indices,
index_count,
diff --git a/indra/llmeshoptimizer/llmeshoptimizer.h b/indra/llmeshoptimizer/llmeshoptimizer.h
index 1aa02372fa..2696733eb2 100644
--- a/indra/llmeshoptimizer/llmeshoptimizer.h
+++ b/indra/llmeshoptimizer/llmeshoptimizer.h
@@ -46,6 +46,19 @@ public:
// returns amount of indices in destiantion
// result_error returns how far from original the model is in % if not NULL
+ static U64 simplifyU32(
+ U32 *destination,
+ const U32 *indices,
+ U64 index_count,
+ const LLVector4a *vertex_positions,
+ U64 vertex_count,
+ U64 vertex_positions_stride,
+ U64 target_index_count,
+ F32 target_error,
+ F32* result_error);
+
+ // returns amount of indices in destiantion
+ // result_error returns how far from original the model is in % if not NULL
static U64 simplify(
U16 *destination,
const U16 *indices,
diff --git a/indra/newview/llfloatermodelpreview.cpp b/indra/newview/llfloatermodelpreview.cpp
index d61311d610..3f2fcb148c 100644
--- a/indra/newview/llfloatermodelpreview.cpp
+++ b/indra/newview/llfloatermodelpreview.cpp
@@ -730,10 +730,9 @@ void LLFloaterModelPreview::onLODParamCommit(S32 lod, bool enforce_tri_limit)
mModelPreview->onLODGenerateParamCommit(lod, enforce_tri_limit);
break;
case LLModelPreview::MESH_OPTIMIZER:
- mModelPreview->onLODMeshOptimizerParamCommit(lod, enforce_tri_limit, false);
- break;
case LLModelPreview::MESH_OPTIMIZER_SLOPPY:
- mModelPreview->onLODMeshOptimizerParamCommit(lod, enforce_tri_limit, true);
+ case LLModelPreview::MESH_OPTIMIZER_COMBINE:
+ mModelPreview->onLODMeshOptimizerParamCommit(lod, enforce_tri_limit, mode);
break;
default:
LL_ERRS() << "Only supposed to be called to generate models" << LL_ENDL;
@@ -1740,7 +1739,8 @@ void LLFloaterModelPreview::onLoDSourceCommit(S32 lod)
S32 index = lod_source_combo->getCurrentIndex();
if (index == LLModelPreview::GENERATE
|| index == LLModelPreview::MESH_OPTIMIZER
- || index == LLModelPreview::MESH_OPTIMIZER_SLOPPY)
+ || index == LLModelPreview::MESH_OPTIMIZER_SLOPPY
+ || index == LLModelPreview::MESH_OPTIMIZER_COMBINE)
{ //rebuild LoD to update triangle counts
onLODParamCommit(lod, true);
}
diff --git a/indra/newview/llmodelpreview.cpp b/indra/newview/llmodelpreview.cpp
index f21b05f9dc..6542ac9090 100644
--- a/indra/newview/llmodelpreview.cpp
+++ b/indra/newview/llmodelpreview.cpp
@@ -1706,7 +1706,7 @@ void LLModelPreview::genGlodLODs(S32 which_lod, U32 decimation, bool enforce_tri
}
}
-void LLModelPreview::genMeshOptimizerLODs(S32 which_lod, U32 decimation, bool enforce_tri_limit, bool sloppy)
+void LLModelPreview::genMeshOptimizerLODs(S32 which_lod, S32 meshopt_mode, U32 decimation, bool enforce_tri_limit)
{
LL_INFOS() << "Generating lod " << which_lod << " using meshoptimizer" << LL_ENDL;
// Allow LoD from -1 to LLModel::LOD_PHYSICS
@@ -1840,108 +1840,269 @@ void LLModelPreview::genMeshOptimizerLODs(S32 which_lod, U32 decimation, bool en
LLModel* target_model = mModel[lod][mdl_idx];
- // Run meshoptimizer for each face
- for (U32 face_idx = 0; face_idx < base->getNumVolumeFaces(); ++face_idx)
- {
- const LLVolumeFace &face = base->getVolumeFace(face_idx);
- S32 num_indices = face.mNumIndices;
- // todo: do not allocate per each face, add one large buffer somewhere
- // faces have limited amount of indices
- S32 size = (num_indices * sizeof(U16) + 0xF) & ~0xF;
- U16* output = (U16*)ll_aligned_malloc_16(size);
-
- /*
- generateShadowIndexBuffer appears to deform model
- LLMeshOptimizer::generateShadowIndexBuffer(
- &shadow[0],
- face.mIndices,
- num_indices,
- &face.mPositions[0],
- face.mNumVertices);
- */
-
- S32 target_indices = 0;
- F32 result_code = 0; // how far from original the model is, 1 == 100%
- S32 new_indices = 0;
+ if (meshopt_mode == MESH_OPTIMIZER_COMBINE)
+ {
+ // Figure out buffer size
+ S32 size_indices = 0;
+ S32 size_vertices = 0;
- if (sloppy)
+ for (U32 face_idx = 0; face_idx < base->getNumVolumeFaces(); ++face_idx)
{
- target_indices = llfloor(num_indices * indices_ratio);
- new_indices = LLMeshOptimizer::simplifySloppy(
- output,
- face.mIndices,
- num_indices,
- face.mPositions,
- face.mNumVertices,
- LLVertexBuffer::sTypeSize[LLVertexBuffer::TYPE_VERTEX],
- target_indices,
- lod_error_threshold,
- &result_code);
+ const LLVolumeFace &face = base->getVolumeFace(face_idx);
+ size_indices += face.mNumIndices;
+ size_vertices += face.mNumVertices;
}
- else
+
+ // Allocate buffers, note that we are using U32 buffer instead of U16
+ U32* combined_indices = (U32*)ll_aligned_malloc_32(size_indices * sizeof(U32));
+ U32* output_indices = (U32*)ll_aligned_malloc_32(size_indices * sizeof(U32));
+
+ // extra space for normals and text coords, is it needed?
+ S32 size = ((size_vertices * sizeof(LLVector2)) + 0xF) & ~0xF;
+ LLVector4a* combined_positions = (LLVector4a*)ll_aligned_malloc<64>(sizeof(LLVector4a) * 2 * size_vertices + size);
+
+ // copy indices and vertices into new buffers
+ S32 vertices_copied = 0;
+ S32 indices_shift = 0;
+ S32 indices_copied = 0;
+ for (U32 face_idx = 0; face_idx < base->getNumVolumeFaces(); ++face_idx)
{
- target_indices = llmax(3, llfloor(num_indices * indices_ratio)); // leave at least one triangle
- new_indices = LLMeshOptimizer::simplify(
- output,
- face.mIndices,
- num_indices,
- face.mPositions,
- face.mNumVertices,
- LLVertexBuffer::sTypeSize[LLVertexBuffer::TYPE_VERTEX],
- target_indices,
- lod_error_threshold,
- &result_code);
+ const LLVolumeFace &face = base->getVolumeFace(face_idx);
+
+ // vertices
+ S32 copy_bytes = face.mNumVertices * sizeof(LLVector4a);
+ LLVector4a* dest = combined_positions + vertices_copied;
+ LLVector4a::memcpyNonAliased16((F32*)dest, (F32*)face.mPositions, copy_bytes);
+ vertices_copied += face.mNumVertices;
+
+ // todo: figure if need to copy normals and text coords
+
+ // indices, sadly can't do dumb memcpy for indices, we need to adjust each value
+ for (S32 i = 0; i < face.mNumIndices; ++i)
+ {
+ U16 idx = face.mIndices[i];
+
+ combined_indices[indices_copied] = idx + indices_shift;
+ indices_copied++;
+ }
+ indices_shift += face.mNumVertices;
}
+ // Now that we have buffers, optimize
+ S32 target_indices = 0;
+ F32 result_code = 0; // how far from original the model is, 1 == 100%
+ S32 new_indices = 0;
+
+ target_indices = llmax(3, llfloor(size_indices * indices_ratio)); // leave at least one triangle
+ new_indices = LLMeshOptimizer::simplifyU32(
+ output_indices,
+ combined_indices,
+ size_indices,
+ combined_positions,
+ size_vertices,
+ LLVertexBuffer::sTypeSize[LLVertexBuffer::TYPE_VERTEX],
+ target_indices,
+ lod_error_threshold,
+ &result_code);
+
if (result_code < 0)
{
- LL_WARNS() << "Negative result code from meshoptimizer for face " << face_idx
- << " of model " << target_model->mLabel
+ LL_WARNS() << "Negative result code from meshoptimizer for model " << target_model->mLabel
<< " target Indices: " << target_indices
<< " new Indices: " << new_indices
- << " original count: " << num_indices << LL_ENDL;
+ << " original count: " << size_indices << LL_ENDL;
}
- LLVolumeFace &new_face = target_model->getVolumeFace(face_idx);
+ // repack back into individual faces
+ indices_shift = 0;
+ for (U32 face_idx = 0; face_idx < base->getNumVolumeFaces(); ++face_idx)
+ {
+ const LLVolumeFace &face = base->getVolumeFace(face_idx);
+ LLVolumeFace &new_face = target_model->getVolumeFace(face_idx);
+
+ S32 size = (face.mNumIndices * sizeof(U16) + 0xF) & ~0xF;
+ U16* output = (U16*)ll_aligned_malloc_16(size);
- // Copy old values
- new_face = face;
+ // Copy old values
+ new_face = face;
+ // Fow now crude method to copy indices back into face
+ // Should have been done in reverse - cycle by indices and figure out target face from id's size
+ // Experiment
+ S32 indices_copied = 0;
+ for (S32 i = 0; i < new_indices / 3; ++i)
+ {
+ U32 position = i * 3;
+ U32 idx1 = output_indices[position];
+ U32 idx2 = output_indices[position+1];
+ U32 idx3 = output_indices[position+2];
+
+ bool copy = false;
+ S32 range = indices_shift + face.mNumVertices;
+
+ if (idx1 >= indices_shift && idx1 < range)
+ {
+ output[indices_copied] = idx1 - indices_shift;
+ copy = true;
+ }
+ if (copy)
+ {
+ if (idx2 >= indices_shift && idx2 < range)
+ {
+ output[indices_copied + 1] = idx2 - indices_shift;
+ }
+ else
+ {
+ // todo: extend size of face's vertices list and add new vertices
+ LL_WARNS_ONCE() << "incomplete code, dropped triangle" << LL_ENDL;
+ output[indices_copied + 1] = 0;
+ }
- if (new_indices == 0)
+ if (idx3 < face.mNumVertices)
+ {
+ output[indices_copied + 2] = idx3 - indices_shift;
+ }
+ else
+ {
+ // todo: extend size of face's vertices list and add new vertices
+ LL_WARNS_ONCE() << "incomplete code, dropped triangle" << LL_ENDL;
+ output[indices_copied + 2] = 0;
+ }
+ }
+ if (copy)
+ {
+ indices_copied += 3;
+ }
+
+ new_face.resizeIndices(indices_copied);
+ S32 idx_size = (indices_copied * sizeof(U16) + 0xF) & ~0xF;
+ LLVector4a::memcpyNonAliased16((F32*)new_face.mIndices, (F32*)output, idx_size);
+
+ }
+ indices_shift += face.mNumVertices;
+
+ if (indices_copied == 0)
+ {
+ new_face.resizeIndices(3);
+ new_face.resizeVertices(1);
+ memset(new_face.mIndices, 0, sizeof(U16) * 3);
+ new_face.mPositions[0].clear(); // set first vertice to 0
+ new_face.mNormals[0].clear();
+ new_face.mTexCoords[0].setZero();
+ }
+ }
+
+ ll_aligned_free<64>(combined_positions);
+ ll_aligned_free_32(output_indices);
+ ll_aligned_free_32(combined_indices);
+ }
+ else
+ {
+ // Run meshoptimizer for each face
+ for (U32 face_idx = 0; face_idx < base->getNumVolumeFaces(); ++face_idx)
{
- if (!sloppy)
+ const LLVolumeFace &face = base->getVolumeFace(face_idx);
+ S32 num_indices = face.mNumIndices;
+ // todo: do not allocate per each face, add one large buffer somewhere
+ // faces have limited amount of indices
+ S32 size = (num_indices * sizeof(U16) + 0xF) & ~0xF;
+ U16* output = (U16*)ll_aligned_malloc_16(size);
+
+ /*
+ generateShadowIndexBuffer appears to deform model
+ LLMeshOptimizer::generateShadowIndexBuffer(
+ &shadow[0],
+ face.mIndices,
+ num_indices,
+ &face.mPositions[0],
+ face.mNumVertices);
+ */
+
+ S32 target_indices = 0;
+ F32 result_code = 0; // how far from original the model is, 1 == 100%
+ S32 new_indices = 0;
+
+ if (meshopt_mode == MESH_OPTIMIZER_SLOPPY)
+ {
+ target_indices = llfloor(num_indices * indices_ratio);
+ new_indices = LLMeshOptimizer::simplifySloppy(
+ output,
+ face.mIndices,
+ num_indices,
+ face.mPositions,
+ face.mNumVertices,
+ LLVertexBuffer::sTypeSize[LLVertexBuffer::TYPE_VERTEX],
+ target_indices,
+ lod_error_threshold,
+ &result_code);
+ }
+
+ if (meshopt_mode == MESH_OPTIMIZER)
{
- // optimizeSloppy() can optimize triangles away even if target_indices is > 2,
- // but optimize() isn't supposed to
- LL_INFOS() << "No indices generated by meshoptimizer for face " << face_idx
+ target_indices = llmax(3, llfloor(num_indices * indices_ratio)); // leave at least one triangle
+ new_indices = LLMeshOptimizer::simplify(
+ output,
+ face.mIndices,
+ num_indices,
+ face.mPositions,
+ face.mNumVertices,
+ LLVertexBuffer::sTypeSize[LLVertexBuffer::TYPE_VERTEX],
+ target_indices,
+ lod_error_threshold,
+ &result_code);
+ }
+
+
+ if (result_code < 0)
+ {
+ LL_WARNS() << "Negative result code from meshoptimizer for face " << face_idx
<< " of model " << target_model->mLabel
<< " target Indices: " << target_indices
+ << " new Indices: " << new_indices
<< " original count: " << num_indices << LL_ENDL;
}
- // Face got optimized away
- // Generate empty triangle
- new_face.resizeIndices(3);
- new_face.resizeVertices(1);
- memset(new_face.mIndices, 0, sizeof(U16) * 3);
- new_face.mPositions[0].clear(); // set first vertice to 0
- new_face.mNormals[0].clear();
- new_face.mTexCoords[0].setZero();
- }
- else
- {
- // Assign new values
- new_face.resizeIndices(new_indices); // will wipe out mIndices, so new_face can't substitute output
- S32 idx_size = (new_indices * sizeof(U16) + 0xF) & ~0xF;
- LLVector4a::memcpyNonAliased16((F32*)new_face.mIndices, (F32*)output, idx_size);
+ LLVolumeFace &new_face = target_model->getVolumeFace(face_idx);
- // clear unused values
- new_face.optimize();
- }
+ // Copy old values
+ new_face = face;
+
+
+ if (new_indices == 0)
+ {
+ if (meshopt_mode != MESH_OPTIMIZER_SLOPPY)
+ {
+ // optimizeSloppy() can optimize triangles away even if target_indices is > 2,
+ // but optimize() isn't supposed to
+ LL_INFOS() << "No indices generated by meshoptimizer for face " << face_idx
+ << " of model " << target_model->mLabel
+ << " target Indices: " << target_indices
+ << " original count: " << num_indices << LL_ENDL;
+ }
+
+ // Face got optimized away
+ // Generate empty triangle
+ new_face.resizeIndices(3);
+ new_face.resizeVertices(1);
+ memset(new_face.mIndices, 0, sizeof(U16) * 3);
+ new_face.mPositions[0].clear(); // set first vertice to 0
+ new_face.mNormals[0].clear();
+ new_face.mTexCoords[0].setZero();
+ }
+ else
+ {
+ // Assign new values
+ new_face.resizeIndices(new_indices); // will wipe out mIndices, so new_face can't substitute output
+ S32 idx_size = (new_indices * sizeof(U16) + 0xF) & ~0xF;
+ LLVector4a::memcpyNonAliased16((F32*)new_face.mIndices, (F32*)output, idx_size);
- ll_aligned_free_16(output);
+ // clear unused values
+ new_face.optimize();
+ }
+
+ ll_aligned_free_16(output);
+ }
}
//blind copy skin weights and just take closest skin weight to point on
@@ -3833,7 +3994,7 @@ bool LLModelPreview::lodQueryCallback()
{
S32 lod = preview->mLodsQuery.back();
preview->mLodsQuery.pop_back();
- preview->genMeshOptimizerLODs(lod);
+ preview->genMeshOptimizerLODs(lod, MESH_OPTIMIZER);
if (preview->mLookUpLodFiles && (lod == LLModel::LOD_HIGH))
{
@@ -3857,11 +4018,11 @@ void LLModelPreview::onLODGenerateParamCommit(S32 lod, bool enforce_tri_limit)
}
}
-void LLModelPreview::onLODMeshOptimizerParamCommit(S32 requested_lod, bool enforce_tri_limit, bool sloppy)
+void LLModelPreview::onLODMeshOptimizerParamCommit(S32 requested_lod, bool enforce_tri_limit, S32 mode)
{
if (!mLODFrozen)
{
- genMeshOptimizerLODs(requested_lod, 3, enforce_tri_limit, sloppy);
+ genMeshOptimizerLODs(requested_lod, mode, 3, enforce_tri_limit);
refresh();
}
}
diff --git a/indra/newview/llmodelpreview.h b/indra/newview/llmodelpreview.h
index 9f38156ca2..b784345b5a 100644
--- a/indra/newview/llmodelpreview.h
+++ b/indra/newview/llmodelpreview.h
@@ -127,6 +127,7 @@ public:
GENERATE,
MESH_OPTIMIZER,
MESH_OPTIMIZER_SLOPPY,
+ MESH_OPTIMIZER_COMBINE,
USE_LOD_ABOVE,
} eLoDMode;
@@ -164,7 +165,7 @@ public:
bool lodsReady() { return !mGenLOD && mLodsQuery.empty(); }
void queryLODs() { mGenLOD = true; };
void genGlodLODs(S32 which_lod = -1, U32 decimation = 3, bool enforce_tri_limit = false);
- void genMeshOptimizerLODs(S32 which_lod = -1, U32 decimation = 3, bool enforce_tri_limit = false, bool sloppy = false);
+ void genMeshOptimizerLODs(S32 which_lod, S32 meshopt_mode, U32 decimation = 3, bool enforce_tri_limit = false);
void generateNormals();
void restoreNormals();
U32 calcResourceCost();
@@ -176,7 +177,7 @@ public:
void updateLodControls(S32 lod);
void clearGLODGroup();
void onLODGenerateParamCommit(S32 lod, bool enforce_tri_limit);
- void onLODMeshOptimizerParamCommit(S32 lod, bool enforce_tri_limit, bool sloppy);
+ void onLODMeshOptimizerParamCommit(S32 lod, bool enforce_tri_limit, S32 mode);
void addEmptyFace(LLModel* pTarget);
const bool getModelPivot(void) const { return mHasPivot; }
diff --git a/indra/newview/skins/default/xui/en/floater_model_preview.xml b/indra/newview/skins/default/xui/en/floater_model_preview.xml
index 230284555c..5c78ef55d1 100644
--- a/indra/newview/skins/default/xui/en/floater_model_preview.xml
+++ b/indra/newview/skins/default/xui/en/floater_model_preview.xml
@@ -184,6 +184,10 @@
name="MeshOptSloppy"
label="MeshOptSloppy"
value="MeshOptSloppy" />
+ <item
+ name="MeshOptCombine"
+ label="MeshOptCombine"
+ value="MeshOptCombine" />
</combo_box>
<line_editor
follows="left|top"
@@ -322,6 +326,10 @@
label="MeshOptSloppy"
value="MeshOptSloppy" />
<item
+ name="MeshOptCombine"
+ label="MeshOptCombine"
+ value="MeshOptCombine" />
+ <item
name="Use LoD above"
label="Use LoD above"
value="Use LoD above" />
@@ -463,6 +471,10 @@
label="MeshOptSloppy"
value="MeshOptSloppy" />
<item
+ name="MeshOptCombine"
+ label="MeshOptCombine"
+ value="MeshOptCombine" />
+ <item
name="Use LoD above"
label="Use LoD above"
value="Use LoD above" />
@@ -604,6 +616,10 @@
label="MeshOptSloppy"
value="MeshOptSloppy" />
<item
+ name="MeshOptCombine"
+ label="MeshOptCombine"
+ value="MeshOptCombine" />
+ <item
name="Use LoD above"
label="Use LoD above"
value="Use LoD above" />
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-20 12:14:59 +0000