int RunVertices(int vtx_attr_group, int primitive, int count, DataReader src, bool skip_drawing,
bool is_preprocess)
{
if (!count)
return 0;
VertexLoaderBase* loader = RefreshLoader(vtx_attr_group, is_preprocess);
int size = count * loader->m_VertexSize;
if ((int)src.size() < size)
return -1;
if (skip_drawing || is_preprocess)
return size;
// If the native vertex format changed, force a flush.
if (loader->m_native_vertex_format != s_current_vtx_fmt ||
loader->m_native_components != g_current_components)
{
VertexManagerBase::Flush();
}
s_current_vtx_fmt = loader->m_native_vertex_format;
g_current_components = loader->m_native_components;
// if cull mode is CULL_ALL, tell VertexManager to skip triangles and quads.
// They still need to go through vertex loading, because we need to calculate a zfreeze refrence
// slope.
bool cullall = (bpmem.genMode.cullmode == GenMode::CULL_ALL && primitive < 5);
DataReader dst = VertexManagerBase::PrepareForAdditionalData(
primitive, count, loader->m_native_vtx_decl.stride, cullall);
count = loader->RunVertices(src, dst, count);
IndexGenerator::AddIndices(primitive, count);
VertexManagerBase::FlushData(count, loader->m_native_vtx_decl.stride);
ADDSTAT(stats.thisFrame.numPrims, count);
INCSTAT(stats.thisFrame.numPrimitiveJoins);
return size;
}
bool RunVertices(int vtx_attr_group, int primitive, int count, size_t buf_size, bool skip_drawing)
{
if (!count)
return true;
CPState* state = &g_main_cp_state;
VertexLoader* loader = RefreshLoader(vtx_attr_group, state);
size_t size = count * loader->GetVertexSize();
if (buf_size < size)
return false;
if (skip_drawing || (bpmem.genMode.cullmode == GenMode::CULL_ALL && primitive < 5))
{
// if cull mode is CULL_ALL, ignore triangles and quads
DataSkip((u32)size);
return true;
}
NativeVertexFormat* native = loader->GetNativeVertexFormat();
// If the native vertex format changed, force a flush.
if (native != s_current_vtx_fmt)
VertexManager::Flush();
s_current_vtx_fmt = native;
VertexManager::PrepareForAdditionalData(primitive, count,
loader->GetNativeVertexDeclaration().stride);
loader->RunVertices(state->vtx_attr[vtx_attr_group], primitive, count);
IndexGenerator::AddIndices(primitive, count);
ADDSTAT(stats.thisFrame.numPrims, count);
INCSTAT(stats.thisFrame.numPrimitiveJoins);
return true;
}
int GetVertexSize(int vtx_attr_group, bool preprocess)
{
return RefreshLoader(vtx_attr_group, preprocess ? &g_preprocess_cp_state : &g_main_cp_state)->GetVertexSize();
}
