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d3dx9: Add support for loading materials from X files.

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Dylan Smith 2011-06-06 12:53:52 -04:00 committed by Alexandre Julliard
parent 420947c531
commit 0e0581834c
1 changed files with 245 additions and 4 deletions
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249
dlls/d3dx9_36/mesh.c
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@ -1829,6 +1829,10 @@ struct mesh_data {
DWORD num_normals;
D3DXVECTOR3 *normals;
DWORD *normal_indices;
DWORD num_materials;
D3DXMATERIAL *materials;
DWORD *material_indices;
};
static HRESULT get_next_child(IDirectXFileData *filedata, IDirectXFileData **child, const GUID **type)
@ -1862,6 +1866,192 @@ static HRESULT get_next_child(IDirectXFileData *filedata, IDirectXFileData **chi
return hr;
}
static HRESULT parse_texture_filename(IDirectXFileData *filedata, LPSTR *filename_out)
{
HRESULT hr;
DWORD data_size;
BYTE *data;
char *filename_in;
char *filename = NULL;
/* template TextureFilename {
* STRING filename;
* }
*/
HeapFree(GetProcessHeap(), 0, *filename_out);
*filename_out = NULL;
hr = IDirectXFileData_GetData(filedata, NULL, &data_size, (void**)&data);
if (FAILED(hr)) return hr;
if (data_size < sizeof(LPSTR)) {
WARN("truncated data (%u bytes)\n", data_size);
return E_FAIL;
}
filename_in = *(LPSTR*)data;
filename = HeapAlloc(GetProcessHeap(), 0, strlen(filename_in) + 1);
if (!filename) return E_OUTOFMEMORY;
strcpy(filename, filename_in);
*filename_out = filename;
return D3D_OK;
}
static HRESULT parse_material(IDirectXFileData *filedata, D3DXMATERIAL *material)
{
HRESULT hr;
DWORD data_size;
BYTE *data;
const GUID *type;
IDirectXFileData *child;
material->pTextureFilename = NULL;
hr = IDirectXFileData_GetData(filedata, NULL, &data_size, (void**)&data);
if (FAILED(hr)) return hr;
/*
* template ColorRGBA {
* FLOAT red;
* FLOAT green;
* FLOAT blue;
* FLOAT alpha;
* }
* template ColorRGB {
* FLOAT red;
* FLOAT green;
* FLOAT blue;
* }
* template Material {
* ColorRGBA faceColor;
* FLOAT power;
* ColorRGB specularColor;
* ColorRGB emissiveColor;
* [ ... ]
* }
*/
if (data_size != sizeof(FLOAT) * 11) {
WARN("incorrect data size (%u bytes)\n", data_size);
return E_FAIL;
}
memcpy(&material->MatD3D.Diffuse, data, sizeof(D3DCOLORVALUE));
data += sizeof(D3DCOLORVALUE);
material->MatD3D.Power = *(FLOAT*)data;
data += sizeof(FLOAT);
memcpy(&material->MatD3D.Specular, data, sizeof(FLOAT) * 3);
material->MatD3D.Specular.a = 1.0f;
data += 3 * sizeof(FLOAT);
memcpy(&material->MatD3D.Emissive, data, sizeof(FLOAT) * 3);
material->MatD3D.Emissive.a = 1.0f;
material->MatD3D.Ambient.r = 0.0f;
material->MatD3D.Ambient.g = 0.0f;
material->MatD3D.Ambient.b = 0.0f;
material->MatD3D.Ambient.a = 1.0f;
while (SUCCEEDED(hr = get_next_child(filedata, &child, &type)))
{
if (IsEqualGUID(type, &TID_D3DRMTextureFilename)) {
hr = parse_texture_filename(child, &material->pTextureFilename);
if (FAILED(hr)) break;
}
}
return hr == DXFILEERR_NOMOREOBJECTS ? D3D_OK : hr;
}
static void destroy_materials(struct mesh_data *mesh)
{
int i;
for (i = 0; i < mesh->num_materials; i++)
HeapFree(GetProcessHeap(), 0, mesh->materials[i].pTextureFilename);
HeapFree(GetProcessHeap(), 0, mesh->materials);
HeapFree(GetProcessHeap(), 0, mesh->material_indices);
mesh->num_materials = 0;
mesh->materials = NULL;
mesh->material_indices = NULL;
}
static HRESULT parse_material_list(IDirectXFileData *filedata, struct mesh_data *mesh)
{
HRESULT hr;
DWORD data_size;
DWORD *data, *in_ptr;
const GUID *type;
IDirectXFileData *child;
DWORD num_materials;
int i;
destroy_materials(mesh);
hr = IDirectXFileData_GetData(filedata, NULL, &data_size, (void**)&data);
if (FAILED(hr)) return hr;
/* template MeshMaterialList {
* DWORD nMaterials;
* DWORD nFaceIndexes;
* array DWORD faceIndexes[nFaceIndexes];
* [ Material ]
* }
*/
in_ptr = data;
if (data_size < sizeof(DWORD))
goto truncated_data_error;
num_materials = *in_ptr++;
if (!num_materials)
return D3D_OK;
if (data_size < 2 * sizeof(DWORD))
goto truncated_data_error;
if (*in_ptr++ != mesh->num_poly_faces) {
WARN("number of material face indices (%u) doesn't match number of faces (%u)\n",
*(in_ptr - 1), mesh->num_poly_faces);
return E_FAIL;
}
if (data_size < 2 * sizeof(DWORD) + mesh->num_poly_faces * sizeof(DWORD))
goto truncated_data_error;
for (i = 0; i < mesh->num_poly_faces; i++) {
if (*in_ptr++ >= num_materials) {
WARN("face %u: reference to undefined material %u (only %u materials)\n",
i, *(in_ptr - 1), num_materials);
return E_FAIL;
}
}
mesh->materials = HeapAlloc(GetProcessHeap(), 0, num_materials * sizeof(*mesh->materials));
mesh->material_indices = HeapAlloc(GetProcessHeap(), 0, mesh->num_poly_faces * sizeof(*mesh->material_indices));
if (!mesh->materials || !mesh->material_indices)
return E_OUTOFMEMORY;
memcpy(mesh->material_indices, data + 2, mesh->num_poly_faces * sizeof(DWORD));
while (SUCCEEDED(hr = get_next_child(filedata, &child, &type)))
{
if (IsEqualGUID(type, &TID_D3DRMMaterial)) {
if (mesh->num_materials >= num_materials) {
WARN("more materials defined than declared\n");
return E_FAIL;
}
hr = parse_material(child, &mesh->materials[mesh->num_materials++]);
if (FAILED(hr)) break;
}
}
if (hr != DXFILEERR_NOMOREOBJECTS)
return hr;
if (num_materials != mesh->num_materials) {
WARN("only %u of %u materials defined\n", num_materials, mesh->num_materials);
return E_FAIL;
}
return D3D_OK;
truncated_data_error:
WARN("truncated data (%u bytes)\n", data_size);
return E_FAIL;
}
static HRESULT parse_normals(IDirectXFileData *filedata, struct mesh_data *mesh)
{
HRESULT hr;
@ -2059,8 +2249,7 @@ static HRESULT parse_mesh(IDirectXFileData *filedata, struct mesh_data *mesh_dat
} else if (IsEqualGUID(type, &TID_D3DRMMeshMaterialList) &&
(provide_flags & PROVIDE_MATERIALS))
{
FIXME("Mesh material list loading not implemented.\n");
hr = E_NOTIMPL;
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");
@ -2095,6 +2284,7 @@ static HRESULT load_skin_mesh_from_xof(IDirectXFileData *filedata,
DWORD total_vertices;
ID3DXMesh *d3dxmesh = NULL;
ID3DXBuffer *adjacency = NULL;
ID3DXBuffer *materials = NULL;
struct vertex_duplication {
DWORD normal_index;
struct list entry;
@ -2226,6 +2416,55 @@ static HRESULT load_skin_mesh_from_xof(IDirectXFileData *filedata,
#undef FILL_INDEX_BUFFER
d3dxmesh->lpVtbl->UnlockIndexBuffer(d3dxmesh);
if (mesh_data.material_indices) {
DWORD *attrib_buffer = NULL;
hr = d3dxmesh->lpVtbl->LockAttributeBuffer(d3dxmesh, D3DLOCK_DISCARD, &attrib_buffer);
if (FAILED(hr)) goto cleanup;
for (i = 0; i < mesh_data.num_poly_faces; i++)
{
DWORD count = mesh_data.num_tri_per_face[i];
while (count--)
*attrib_buffer++ = mesh_data.material_indices[i];
}
d3dxmesh->lpVtbl->UnlockAttributeBuffer(d3dxmesh);
hr = d3dxmesh->lpVtbl->OptimizeInplace(d3dxmesh,
D3DXMESHOPT_ATTRSORT | D3DXMESHOPT_IGNOREVERTS | D3DXMESHOPT_DONOTSPLIT,
NULL, NULL, NULL, NULL);
if (FAILED(hr)) goto cleanup;
}
if (mesh_data.num_materials && materials_out) {
DWORD buffer_size = mesh_data.num_materials * sizeof(D3DXMATERIAL);
char *strings_out_ptr;
D3DXMATERIAL *materials_ptr;
for (i = 0; i < mesh_data.num_materials; i++) {
if (mesh_data.materials[i].pTextureFilename)
buffer_size += strlen(mesh_data.materials[i].pTextureFilename) + 1;
}
hr = D3DXCreateBuffer(buffer_size, &materials);
if (FAILED(hr)) goto cleanup;
materials_ptr = ID3DXBuffer_GetBufferPointer(materials);
memcpy(materials_ptr, mesh_data.materials, mesh_data.num_materials * sizeof(D3DXMATERIAL));
strings_out_ptr = (char*)(materials_ptr + mesh_data.num_materials);
for (i = 0; i < mesh_data.num_materials; i++) {
if (materials_ptr[i].pTextureFilename) {
strcpy(strings_out_ptr, mesh_data.materials[i].pTextureFilename);
materials_ptr[i].pTextureFilename = strings_out_ptr;
strings_out_ptr += strlen(mesh_data.materials[i].pTextureFilename) + 1;
}
}
}
if (mesh_data.num_materials && effects_out) {
FIXME("Effect instance generation not supported.\n");
hr = E_NOTIMPL;
goto cleanup;
}
if (adjacency_out) {
hr = D3DXCreateBuffer(mesh_data.num_tri_faces * 3 * sizeof(DWORD), &adjacency);
if (FAILED(hr)) goto cleanup;
@ -2235,8 +2474,8 @@ static HRESULT load_skin_mesh_from_xof(IDirectXFileData *filedata,
*mesh_out = d3dxmesh;
if (adjacency_out) *adjacency_out = adjacency;
if (num_materials_out) *num_materials_out = 0;
if (materials_out) *materials_out = NULL;
if (num_materials_out) *num_materials_out = mesh_data.num_materials;
if (materials_out) *materials_out = materials;
if (effects_out) *effects_out = NULL;
if (skin_info_out) *skin_info_out = NULL;
@ -2245,12 +2484,14 @@ cleanup:
if (FAILED(hr)) {
if (d3dxmesh) IUnknown_Release(d3dxmesh);
if (adjacency) ID3DXBuffer_Release(adjacency);
if (materials) ID3DXBuffer_Release(materials);
}
HeapFree(GetProcessHeap(), 0, mesh_data.vertices);
HeapFree(GetProcessHeap(), 0, mesh_data.num_tri_per_face);
HeapFree(GetProcessHeap(), 0, mesh_data.indices);
HeapFree(GetProcessHeap(), 0, mesh_data.normals);
HeapFree(GetProcessHeap(), 0, mesh_data.normal_indices);
destroy_materials(&mesh_data);
HeapFree(GetProcessHeap(), 0, duplications);
return hr;
}