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d3dx9_36: Implement skin mesh loading.

This commit is contained in:
Christian Costa 2013-05-22 00:03:11 +02:00 committed by Alexandre Julliard
parent 31ae8b6a12
commit e558925d75
1 changed files with 90 additions and 5 deletions
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95
dlls/d3dx9_36/mesh.c
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@ -7,6 +7,7 @@
* Copyright (C) 2010 Tony Wasserka
* Copyright (C) 2011 Dylan Smith
* Copyright (C) 2011 Michael Mc Donnell
* Copyright (C) 2013 Christian Costa
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@ -2632,6 +2633,9 @@ struct mesh_data {
DWORD num_materials;
D3DXMATERIAL *materials;
DWORD *material_indices;
struct ID3DXSkinInfo *skin_info;
DWORD nb_bones;
};
static HRESULT parse_texture_filename(ID3DXFileData *filedata, LPSTR *filename_out)
@ -3099,6 +3103,64 @@ end:
return hr;
}
static HRESULT parse_skin_mesh_info(ID3DXFileData *filedata, struct mesh_data *mesh_data, DWORD index)
{
HRESULT hr;
SIZE_T data_size;
const BYTE *data;
TRACE("(%p, %p, %u)\n", filedata, mesh_data, index);
hr = filedata->lpVtbl->Lock(filedata, &data_size, (const void**)&data);
if (FAILED(hr)) return hr;
hr = E_FAIL;
if (!mesh_data->skin_info) {
if (data_size < sizeof(WORD) * 3) {
WARN("truncated data (%ld bytes)\n", data_size);
goto end;
}
/* Skip nMaxSkinWeightsPerVertex and nMaxSkinWeightsPerFace */
data += 2 * sizeof(WORD);
mesh_data->nb_bones = *(WORD*)data;
hr = D3DXCreateSkinInfoFVF(mesh_data->num_vertices, mesh_data->fvf, mesh_data->nb_bones, &mesh_data->skin_info);
if (FAILED(hr))
goto end;
} else {
const char *name;
DWORD nb_influences;
/* FIXME: String must be retrieved directly instead of through a pointer once ID3DXFILE is fixed */
name = *(const char**)data;
data += sizeof(char*);
nb_influences = *(DWORD*)data;
data += sizeof(DWORD);
if (data_size < (sizeof(char*) + sizeof(DWORD) + nb_influences * (sizeof(DWORD) + sizeof(FLOAT)) + 16 * sizeof(FLOAT))) {
WARN("truncated data (%ld bytes)\n", data_size);
goto end;
}
hr = mesh_data->skin_info->lpVtbl->SetBoneName(mesh_data->skin_info, index, name);
if (SUCCEEDED(hr))
hr = mesh_data->skin_info->lpVtbl->SetBoneInfluence(mesh_data->skin_info, index, nb_influences,
(const DWORD*)data, (const FLOAT*)(data + nb_influences * sizeof(DWORD)));
if (SUCCEEDED(hr))
hr = mesh_data->skin_info->lpVtbl->SetBoneOffsetMatrix(mesh_data->skin_info, index,
(const D3DMATRIX*)(data + nb_influences * (sizeof(DWORD) + sizeof(FLOAT))));
if (FAILED(hr))
goto end;
}
hr = D3D_OK;
end:
filedata->lpVtbl->Unlock(filedata);
return hr;
}
/* for provide_flags parameters */
#define PROVIDE_MATERIALS 0x1
#define PROVIDE_SKININFO 0x2
@ -3114,6 +3176,7 @@ static HRESULT parse_mesh(ID3DXFileData *filedata, struct mesh_data *mesh_data,
ID3DXFileData *child;
DWORD i;
SIZE_T nb_children;
DWORD nb_skin_weigths_info = 0;
/*
* template Mesh {
@ -3236,17 +3299,37 @@ static HRESULT parse_mesh(ID3DXFileData *filedata, struct mesh_data *mesh_data,
hr = parse_material_list(child, mesh_data);
} else if (provide_flags & PROVIDE_SKININFO) {
if (IsEqualGUID(&type, &DXFILEOBJ_XSkinMeshHeader)) {
FIXME("Skin mesh loading not implemented.\n");
hr = E_NOTIMPL;
goto end;
if (mesh_data->skin_info) {
WARN("Skin mesh header already encountered\n");
hr = E_FAIL;
goto end;
}
hr = parse_skin_mesh_info(child, mesh_data, 0);
if (FAILED(hr))
goto end;
} else if (IsEqualGUID(&type, &DXFILEOBJ_SkinWeights)) {
/* ignored without XSkinMeshHeader */
if (!mesh_data->skin_info) {
WARN("Skin weigths found but skin mesh header not encountered yet\n");
hr = E_FAIL;
goto end;
}
hr = parse_skin_mesh_info(child, mesh_data, nb_skin_weigths_info);
if (FAILED(hr))
goto end;
nb_skin_weigths_info++;
}
}
if (FAILED(hr))
goto end;
}
if (mesh_data->skin_info && (nb_skin_weigths_info != mesh_data->nb_bones)) {
WARN("Mismatch between nb skin weights info %u encountered and nb bones %u from skin mesh header\n",
nb_skin_weigths_info, mesh_data->nb_bones);
hr = E_FAIL;
goto end;
}
hr = D3D_OK;
end:
@ -3571,7 +3654,7 @@ HRESULT WINAPI D3DXLoadSkinMeshFromXof(struct ID3DXFileData *filedata, DWORD opt
if (num_materials_out) *num_materials_out = mesh_data.num_materials;
if (materials_out) *materials_out = materials;
if (effects_out) *effects_out = effects;
if (skin_info_out) *skin_info_out = NULL;
if (skin_info_out) *skin_info_out = mesh_data.skin_info;
hr = D3D_OK;
cleanup:
@ -3580,6 +3663,8 @@ cleanup:
if (adjacency) ID3DXBuffer_Release(adjacency);
if (materials) ID3DXBuffer_Release(materials);
if (effects) ID3DXBuffer_Release(effects);
if (mesh_data.skin_info) mesh_data.skin_info->lpVtbl->Release(mesh_data.skin_info);
if (skin_info_out) *skin_info_out = NULL;
}
HeapFree(GetProcessHeap(), 0, mesh_data.vertices);
HeapFree(GetProcessHeap(), 0, mesh_data.num_tri_per_face);