dlls/d3d10core/inputlayout.c

   1 /*
   2  * Copyright 2009 Henri Verbeet for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  *
  18  */
  19
  20 #include "config.h"
  21 #include "wine/port.h"
  22
  23 #include "d3d10core_private.h"
  24
  25 WINE_DEFAULT_DEBUG_CHANNEL(d3d10core);
  26
  27 static HRESULT isgn_handler(const char *data, DWORD data_size, DWORD tag, void *ctx)
  28 {
  29     struct wined3d_shader_signature *is = ctx;
  30
  31     switch(tag)
  32     {
  33         case TAG_ISGN:
  34             return shader_parse_signature(data, data_size, is);
  35
  36         default:
  37             FIXME("Unhandled chunk %s.\n", debugstr_an((const char *)&tag, 4));
  38             return S_OK;
  39     }
  40 }
  41
  42 static HRESULT d3d10_input_layout_to_wined3d_declaration(const D3D10_INPUT_ELEMENT_DESC *element_descs,
  43         UINT element_count, const void *shader_byte_code, SIZE_T shader_byte_code_length,
  44         struct wined3d_vertex_element **wined3d_elements, UINT *wined3d_element_count)
  45 {
  46     struct wined3d_shader_signature is;
  47     HRESULT hr;
  48     UINT i;
  49
  50     hr = parse_dxbc(shader_byte_code, shader_byte_code_length, isgn_handler, &is);
  51     if (FAILED(hr))
  52     {
  53         ERR("Failed to parse input signature.\n");
  54         return E_FAIL;
  55     }
  56
  57     *wined3d_elements = HeapAlloc(GetProcessHeap(), 0, element_count * sizeof(**wined3d_elements));
  58     if (!*wined3d_elements)
  59     {
  60         ERR("Failed to allocate wined3d vertex element array memory.\n");
  61         HeapFree(GetProcessHeap(), 0, is.elements);
  62         return E_OUTOFMEMORY;
  63     }
  64     *wined3d_element_count = 0;
  65
  66     for (i = 0; i < element_count; ++i)
  67     {
  68         UINT j;
  69
  70         for (j = 0; j < is.element_count; ++j)
  71         {
  72             if (!strcmp(element_descs[i].SemanticName, is.elements[j].semantic_name)
  73                     && element_descs[i].SemanticIndex == is.elements[j].semantic_idx)
  74             {
  75                 struct wined3d_vertex_element *e = &(*wined3d_elements)[(*wined3d_element_count)++];
  76                 const D3D10_INPUT_ELEMENT_DESC *f = &element_descs[i];
  77
  78                 e->format = wined3dformat_from_dxgi_format(f->Format);
  79                 e->input_slot = f->InputSlot;
  80                 e->offset = f->AlignedByteOffset;
  81                 e->output_slot = is.elements[j].register_idx;
  82                 e->method = WINED3D_DECL_METHOD_DEFAULT;
  83                 e->usage = 0;
  84                 e->usage_idx = 0;
  85
  86                 if (f->InputSlotClass != D3D10_INPUT_PER_VERTEX_DATA)
  87                     FIXME("Ignoring input slot class (%#x)\n", f->InputSlotClass);
  88                 if (f->InstanceDataStepRate)
  89                     FIXME("Ignoring instance data step rate (%#x)\n", f->InstanceDataStepRate);
  90
  91                 break;
  92             }
  93         }
  94     }
  95
  96     shader_free_signature(&is);
  97
  98     return S_OK;
  99 }
 100
 101 static inline struct d3d10_input_layout *impl_from_ID3D10InputLayout(ID3D10InputLayout *iface)
 102 {
 103     return CONTAINING_RECORD(iface, struct d3d10_input_layout, ID3D10InputLayout_iface);
 104 }
 105
 106 /* IUnknown methods */
 107
 108 static HRESULT STDMETHODCALLTYPE d3d10_input_layout_QueryInterface(ID3D10InputLayout *iface,
 109         REFIID riid, void **object)
 110 {
 111     TRACE("iface %p, riid %s, object %p\n", iface, debugstr_guid(riid), object);
 112
 113     if (IsEqualGUID(riid, &IID_ID3D10InputLayout)
 114             || IsEqualGUID(riid, &IID_ID3D10DeviceChild)
 115             || IsEqualGUID(riid, &IID_IUnknown))
 116     {
 117         IUnknown_AddRef(iface);
 118         *object = iface;
 119         return S_OK;
 120     }
 121
 122     WARN("%s not implemented, returning E_NOINTERFACE\n", debugstr_guid(riid));
 123
 124     *object = NULL;
 125     return E_NOINTERFACE;
 126 }
 127
 128 static ULONG STDMETHODCALLTYPE d3d10_input_layout_AddRef(ID3D10InputLayout *iface)
 129 {
 130     struct d3d10_input_layout *This = impl_from_ID3D10InputLayout(iface);
 131     ULONG refcount = InterlockedIncrement(&This->refcount);
 132
 133     TRACE("%p increasing refcount to %u\n", This, refcount);
 134
 135     if (refcount == 1)
 136     {
 137         wined3d_vertex_declaration_incref(This->wined3d_decl);
 138     }
 139
 140     return refcount;
 141 }
 142
 143 static ULONG STDMETHODCALLTYPE d3d10_input_layout_Release(ID3D10InputLayout *iface)
 144 {
 145     struct d3d10_input_layout *This = impl_from_ID3D10InputLayout(iface);
 146     ULONG refcount = InterlockedDecrement(&This->refcount);
 147
 148     TRACE("%p decreasing refcount to %u\n", This, refcount);
 149
 150     if (!refcount)
 151     {
 152         wined3d_vertex_declaration_decref(This->wined3d_decl);
 153     }
 154
 155     return refcount;
 156 }
 157
 158 /* ID3D10DeviceChild methods */
 159
 160 static void STDMETHODCALLTYPE d3d10_input_layout_GetDevice(ID3D10InputLayout *iface, ID3D10Device **device)
 161 {
 162     FIXME("iface %p, device %p stub!\n", iface, device);
 163 }
 164
 165 static HRESULT STDMETHODCALLTYPE d3d10_input_layout_GetPrivateData(ID3D10InputLayout *iface,
 166         REFGUID guid, UINT *data_size, void *data)
 167 {
 168     FIXME("iface %p, guid %s, data_size %p, data %p stub!\n",
 169             iface, debugstr_guid(guid), data_size, data);
 170
 171     return E_NOTIMPL;
 172 }
 173
 174 static HRESULT STDMETHODCALLTYPE d3d10_input_layout_SetPrivateData(ID3D10InputLayout *iface,
 175         REFGUID guid, UINT data_size, const void *data)
 176 {
 177     FIXME("iface %p, guid %s, data_size %u, data %p stub!\n",
 178             iface, debugstr_guid(guid), data_size, data);
 179
 180     return E_NOTIMPL;
 181 }
 182
 183 static HRESULT STDMETHODCALLTYPE d3d10_input_layout_SetPrivateDataInterface(ID3D10InputLayout *iface,
 184         REFGUID guid, const IUnknown *data)
 185 {
 186     FIXME("iface %p, guid %s, data %p stub!\n", iface, debugstr_guid(guid), data);
 187
 188     return E_NOTIMPL;
 189 }
 190
 191 static const struct ID3D10InputLayoutVtbl d3d10_input_layout_vtbl =
 192 {
 193     /* IUnknown methods */
 194     d3d10_input_layout_QueryInterface,
 195     d3d10_input_layout_AddRef,
 196     d3d10_input_layout_Release,
 197     /* ID3D10DeviceChild methods */
 198     d3d10_input_layout_GetDevice,
 199     d3d10_input_layout_GetPrivateData,
 200     d3d10_input_layout_SetPrivateData,
 201     d3d10_input_layout_SetPrivateDataInterface,
 202 };
 203
 204 static void STDMETHODCALLTYPE d3d10_input_layout_wined3d_object_destroyed(void *parent)
 205 {
 206     HeapFree(GetProcessHeap(), 0, parent);
 207 }
 208
 209 static const struct wined3d_parent_ops d3d10_input_layout_wined3d_parent_ops =
 210 {
 211     d3d10_input_layout_wined3d_object_destroyed,
 212 };
 213
 214 HRESULT d3d10_input_layout_init(struct d3d10_input_layout *layout, struct d3d10_device *device,
 215         const D3D10_INPUT_ELEMENT_DESC *element_descs, UINT element_count,
 216         const void *shader_byte_code, SIZE_T shader_byte_code_length)
 217 {
 218     struct wined3d_vertex_element *wined3d_elements;
 219     UINT wined3d_element_count;
 220     HRESULT hr;
 221
 222     layout->ID3D10InputLayout_iface.lpVtbl = &d3d10_input_layout_vtbl;
 223     layout->refcount = 1;
 224
 225     hr = d3d10_input_layout_to_wined3d_declaration(element_descs, element_count,
 226             shader_byte_code, shader_byte_code_length, &wined3d_elements, &wined3d_element_count);
 227     if (FAILED(hr))
 228     {
 229         WARN("Failed to create wined3d vertex declaration elements, hr %#x.\n", hr);
 230         return hr;
 231     }
 232
 233     hr = wined3d_vertex_declaration_create(device->wined3d_device, wined3d_elements, wined3d_element_count,
 234             layout, &d3d10_input_layout_wined3d_parent_ops, &layout->wined3d_decl);
 235     HeapFree(GetProcessHeap(), 0, wined3d_elements);
 236     if (FAILED(hr))
 237     {
 238         WARN("Failed to create wined3d vertex declaration, hr %#x.\n", hr);
 239         return hr;
 240     }
 241
 242     return S_OK;
 243 }
 244
 245 struct d3d10_input_layout *unsafe_impl_from_ID3D10InputLayout(ID3D10InputLayout *iface)
 246 {
 247     if (!iface)
 248         return NULL;
 249     assert(iface->lpVtbl == &d3d10_input_layout_vtbl);
 250
 251     return impl_from_ID3D10InputLayout(iface);
 252 }