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Fixed bug that caused indexed strip meshes to be changed to indexed triangle meshes when optimized.

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This commit is contained in:
Kearwood Gilbert
2022-08-03 22:08:32 -07:00
parent 5f32d4dede
commit 347a258c99
1 changed files with 16 additions and 4 deletions
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18
kraken/KRMesh.cpp
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@@ -358,7 +358,8 @@ void KRMesh::createDataBlocks(KRMeshManager::KRVBOData::vbo_type t)
int32_t vertex_count = pHeader->vertex_count;
int vbo_index=0;
if(getModelFormat() == ModelFormat::KRENGINE_MODEL_FORMAT_INDEXED_TRIANGLES) {
if(getModelFormat() == ModelFormat::KRENGINE_MODEL_FORMAT_INDEXED_TRIANGLES
|| getModelFormat() == ModelFormat::KRENGINE_MODEL_FORMAT_INDEXED_STRIP) {
int index_group = getSubmesh(iSubmesh)->index_group;
int index_group_offset = getSubmesh(iSubmesh)->index_group_offset;
@@ -1509,8 +1510,16 @@ void KRMesh::convertToIndexed()
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "Convert to indexed, before: %i after: %i (%.2f%% saving)", getHeader()->vertex_count, mi.vertices.size(), ((float)getHeader()->vertex_count - (float)mi.vertices.size()) / (float)getHeader()->vertex_count * 100.0f);
switch (getModelFormat()) {
case ModelFormat::KRENGINE_MODEL_FORMAT_TRIANGLES:
mi.format = ModelFormat::KRENGINE_MODEL_FORMAT_INDEXED_TRIANGLES;
break;
case ModelFormat::KRENGINE_MODEL_FORMAT_STRIP:
mi.format = ModelFormat::KRENGINE_MODEL_FORMAT_INDEXED_STRIP;
break;
default:
assert(false);
}
m_pData->unlock();
LoadData(mi, false, false);
@@ -1520,9 +1529,11 @@ void KRMesh::optimize()
{
switch(getModelFormat()) {
case ModelFormat::KRENGINE_MODEL_FORMAT_INDEXED_TRIANGLES:
case ModelFormat::KRENGINE_MODEL_FORMAT_INDEXED_STRIP:
optimizeIndexes();
break;
default:
case ModelFormat::KRENGINE_MODEL_FORMAT_STRIP:
case ModelFormat::KRENGINE_MODEL_FORMAT_TRIANGLES:
convertToIndexed(); // HACK, FINDME, TODO - This may not be ideal in every case and should be exposed through the API independently
break;
}
@@ -1571,6 +1582,7 @@ int KRMesh::getTriangleVertexIndex(int submesh, int index) const
void KRMesh::optimizeIndexes()
{
m_pData->lock();
// TODO - Implement optimization for indexed strips
if(getModelFormat() == ModelFormat::KRENGINE_MODEL_FORMAT_INDEXED_TRIANGLES) {
__uint16_t *new_indices = (__uint16_t *)malloc(0x10000 * sizeof(__uint16_t));