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         WINED3DVERTEXELEMENT **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                 WINED3DVERTEXELEMENT *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 = WINED3DDECLMETHOD_DEFAULT;
  83                 e->usage = 0;
  84                 e->usage_idx = 0;
  85
  86                 if (f->AlignedByteOffset == D3D10_APPEND_ALIGNED_ELEMENT)
  87                     FIXME("D3D10_APPEND_ALIGNED_ELEMENT not supported\n");
  88                 if (f->InputSlotClass != D3D10_INPUT_PER_VERTEX_DATA)
  89                     FIXME("Ignoring input slot class (%#x)\n", f->InputSlotClass);
  90                 if (f->InstanceDataStepRate)
  91                     FIXME("Ignoring instace data step rate (%#x)\n", f->InstanceDataStepRate);
  92
  93                 break;
  94             }
  95         }
  96     }
  97
  98     shader_free_signature(&is);
  99
 100     return S_OK;
 101 }
 102
 103 /* IUnknown methods */
 104
 105 static HRESULT STDMETHODCALLTYPE d3d10_input_layout_QueryInterface(ID3D10InputLayout *iface,
 106         REFIID riid, void **object)
 107 {
 108     TRACE("iface %p, riid %s, object %p\n", iface, debugstr_guid(riid), object);
 109
 110     if (IsEqualGUID(riid, &IID_ID3D10InputLayout)
 111             || IsEqualGUID(riid, &IID_ID3D10DeviceChild)
 112             || IsEqualGUID(riid, &IID_IUnknown))
 113     {
 114         IUnknown_AddRef(iface);
 115         *object = iface;
 116         return S_OK;
 117     }
 118
 119     WARN("%s not implemented, returning E_NOINTERFACE\n", debugstr_guid(riid));
 120
 121     *object = NULL;
 122     return E_NOINTERFACE;
 123 }
 124
 125 static ULONG STDMETHODCALLTYPE d3d10_input_layout_AddRef(ID3D10InputLayout *iface)
 126 {
 127     struct d3d10_input_layout *This = (struct d3d10_input_layout *)iface;
 128     ULONG refcount = InterlockedIncrement(&This->refcount);
 129
 130     TRACE("%p increasing refcount to %u\n", This, refcount);
 131
 132     if (refcount == 1)
 133     {
 134         IWineD3DVertexDeclaration_AddRef(This->wined3d_decl);
 135     }
 136
 137     return refcount;
 138 }
 139
 140 static ULONG STDMETHODCALLTYPE d3d10_input_layout_Release(ID3D10InputLayout *iface)
 141 {
 142     struct d3d10_input_layout *This = (struct d3d10_input_layout *)iface;
 143     ULONG refcount = InterlockedDecrement(&This->refcount);
 144
 145     TRACE("%p decreasing refcount to %u\n", This, refcount);
 146
 147     if (!refcount)
 148     {
 149         IWineD3DVertexDeclaration_Release(This->wined3d_decl);
 150     }
 151
 152     return refcount;
 153 }
 154
 155 /* ID3D10DeviceChild methods */
 156
 157 static void STDMETHODCALLTYPE d3d10_input_layout_GetDevice(ID3D10InputLayout *iface, ID3D10Device **device)
 158 {
 159     FIXME("iface %p, device %p stub!\n", iface, device);
 160 }
 161
 162 static HRESULT STDMETHODCALLTYPE d3d10_input_layout_GetPrivateData(ID3D10InputLayout *iface,
 163         REFGUID guid, UINT *data_size, void *data)
 164 {
 165     FIXME("iface %p, guid %s, data_size %p, data %p stub!\n",
 166             iface, debugstr_guid(guid), data_size, data);
 167
 168     return E_NOTIMPL;
 169 }
 170
 171 static HRESULT STDMETHODCALLTYPE d3d10_input_layout_SetPrivateData(ID3D10InputLayout *iface,
 172         REFGUID guid, UINT data_size, const void *data)
 173 {
 174     FIXME("iface %p, guid %s, data_size %u, data %p stub!\n",
 175             iface, debugstr_guid(guid), data_size, data);
 176
 177     return E_NOTIMPL;
 178 }
 179
 180 static HRESULT STDMETHODCALLTYPE d3d10_input_layout_SetPrivateDataInterface(ID3D10InputLayout *iface,
 181         REFGUID guid, const IUnknown *data)
 182 {
 183     FIXME("iface %p, guid %s, data %p stub!\n", iface, debugstr_guid(guid), data);
 184
 185     return E_NOTIMPL;
 186 }
 187
 188 static const struct ID3D10InputLayoutVtbl d3d10_input_layout_vtbl =
 189 {
 190     /* IUnknown methods */
 191     d3d10_input_layout_QueryInterface,
 192     d3d10_input_layout_AddRef,
 193     d3d10_input_layout_Release,
 194     /* ID3D10DeviceChild methods */
 195     d3d10_input_layout_GetDevice,
 196     d3d10_input_layout_GetPrivateData,
 197     d3d10_input_layout_SetPrivateData,
 198     d3d10_input_layout_SetPrivateDataInterface,
 199 };
 200
 201 static void STDMETHODCALLTYPE d3d10_input_layout_wined3d_object_destroyed(void *parent)
 202 {
 203     HeapFree(GetProcessHeap(), 0, parent);
 204 }
 205
 206 static const struct wined3d_parent_ops d3d10_input_layout_wined3d_parent_ops =
 207 {
 208     d3d10_input_layout_wined3d_object_destroyed,
 209 };
 210
 211 HRESULT d3d10_input_layout_init(struct d3d10_input_layout *layout, struct d3d10_device *device,
 212         const D3D10_INPUT_ELEMENT_DESC *element_descs, UINT element_count,
 213         const void *shader_byte_code, SIZE_T shader_byte_code_length)
 214 {
 215     WINED3DVERTEXELEMENT *wined3d_elements;
 216     UINT wined3d_element_count;
 217     HRESULT hr;
 218
 219     layout->vtbl = &d3d10_input_layout_vtbl;
 220     layout->refcount = 1;
 221
 222     hr = d3d10_input_layout_to_wined3d_declaration(element_descs, element_count,
 223             shader_byte_code, shader_byte_code_length, &wined3d_elements, &wined3d_element_count);
 224     if (FAILED(hr))
 225     {
 226         WARN("Failed to create wined3d vertex declaration elements, hr %#x.\n", hr);
 227         return hr;
 228     }
 229
 230     hr = IWineD3DDevice_CreateVertexDeclaration(device->wined3d_device, wined3d_elements, wined3d_element_count,
 231             layout, &d3d10_input_layout_wined3d_parent_ops, &layout->wined3d_decl);
 232     HeapFree(GetProcessHeap(), 0, wined3d_elements);
 233     if (FAILED(hr))
 234     {
 235         WARN("Failed to create wined3d vertex declaration, hr %#x.\n", hr);
 236         return hr;
 237     }
 238
 239     return S_OK;
 240 }