Dylan Smith : d3dx9: Implement ID3DXMesh::DrawSubset.
Alexandre Julliard
julliard at winehq.org
Thu Apr 28 12:18:53 CDT 2011
Module: wine
Branch: master
Commit: 417534fdb7e955c8c6d670de3b3c4179ebc65a1d
URL: http://source.winehq.org/git/wine.git/?a=commit;h=417534fdb7e955c8c6d670de3b3c4179ebc65a1d
Author: Dylan Smith <dylan.ah.smith at gmail.com>
Date: Wed Apr 27 18:12:20 2011 -0400
d3dx9: Implement ID3DXMesh::DrawSubset.
---
dlls/d3dx9_36/mesh.c | 37 +++++++++++++++++++++++++++++++++++--
1 files changed, 35 insertions(+), 2 deletions(-)
diff --git a/dlls/d3dx9_36/mesh.c b/dlls/d3dx9_36/mesh.c
index e67dffa..201b2b3 100644
--- a/dlls/d3dx9_36/mesh.c
+++ b/dlls/d3dx9_36/mesh.c
@@ -113,10 +113,43 @@ static ULONG WINAPI ID3DXMeshImpl_Release(ID3DXMesh *iface)
static HRESULT WINAPI ID3DXMeshImpl_DrawSubset(ID3DXMesh *iface, DWORD attrib_id)
{
ID3DXMeshImpl *This = impl_from_ID3DXMesh(iface);
+ HRESULT hr;
+ DWORD face_start;
+ DWORD face_end = 0;
+ DWORD vertex_size;
- FIXME("(%p)->(%u): stub\n", This, attrib_id);
+ TRACE("(%p)->(%u)\n", This, attrib_id);
- return E_NOTIMPL;
+ vertex_size = iface->lpVtbl->GetNumBytesPerVertex(iface);
+
+ hr = IDirect3DDevice9_SetVertexDeclaration(This->device, This->vertex_declaration);
+ if (FAILED(hr)) return hr;
+ hr = IDirect3DDevice9_SetStreamSource(This->device, 0, This->vertex_buffer, 0, vertex_size);
+ if (FAILED(hr)) return hr;
+ hr = IDirect3DDevice9_SetIndices(This->device, This->index_buffer);
+ if (FAILED(hr)) return hr;
+
+ while (face_end < This->numfaces)
+ {
+ for (face_start = face_end; face_start < This->numfaces; face_start++)
+ {
+ if (This->attrib_buffer[face_start] == attrib_id)
+ break;
+ }
+ if (face_start >= This->numfaces)
+ break;
+ for (face_end = face_start + 1; face_end < This->numfaces; face_end++)
+ {
+ if (This->attrib_buffer[face_end] != attrib_id)
+ break;
+ }
+
+ hr = IDirect3DDevice9_DrawIndexedPrimitive(This->device, D3DPT_TRIANGLELIST,
+ 0, 0, This->numvertices, face_start * 3, face_end - face_start);
+ if (FAILED(hr)) return hr;
+ }
+
+ return D3D_OK;
}
static DWORD WINAPI ID3DXMeshImpl_GetNumFaces(ID3DXMesh *iface)
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