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     char tag_str[5];
  31
  32     switch(tag)
  33     {
  34         case TAG_ISGN:
  35             return shader_parse_signature(data, data_size, is);
  36
  37         default:
  38             memcpy(tag_str, &tag, 4);
  39             tag_str[4] = '\0';
  40             FIXME("Unhandled chunk %s\n", tag_str);
  41             return S_OK;
  42     }
  43 }
  44
  45 HRESULT d3d10_input_layout_to_wined3d_declaration(const D3D10_INPUT_ELEMENT_DESC *element_descs,
  46         UINT element_count, const void *shader_byte_code, SIZE_T shader_byte_code_length,
  47         WINED3DVERTEXELEMENT **wined3d_elements, UINT *wined3d_element_count)
  48 {
  49     struct wined3d_shader_signature is;
  50     HRESULT hr;
  51     UINT i;
  52
  53     hr = parse_dxbc(shader_byte_code, shader_byte_code_length, isgn_handler, &is);
  54     if (FAILED(hr))
  55     {
  56         ERR("Failed to parse input signature.\n");
  57         return E_FAIL;
  58     }
  59
  60     *wined3d_elements = HeapAlloc(GetProcessHeap(), 0, element_count * sizeof(**wined3d_elements));
  61     if (!*wined3d_elements)
  62     {
  63         ERR("Failed to allocate wined3d vertex element array memory.\n");
  64         HeapFree(GetProcessHeap(), 0, is.elements);
  65         return E_OUTOFMEMORY;
  66     }
  67     *wined3d_element_count = 0;
  68
  69     for (i = 0; i < element_count; ++i)
  70     {
  71         UINT j;
  72
  73         for (j = 0; j < is.element_count; ++j)
  74         {
  75             if (!strcmp(element_descs[i].SemanticName, is.elements[j].semantic_name)
  76                     && element_descs[i].SemanticIndex == is.elements[j].semantic_idx)
  77             {
  78                 WINED3DVERTEXELEMENT *e = &(*wined3d_elements)[(*wined3d_element_count)++];
  79                 const D3D10_INPUT_ELEMENT_DESC *f = &element_descs[i];
  80
  81                 e->format = wined3dformat_from_dxgi_format(f->Format);
  82                 e->input_slot = f->InputSlot;
  83                 e->offset = f->AlignedByteOffset;
  84                 e->output_slot = is.elements[j].register_idx;
  85                 e->method = WINED3DDECLMETHOD_DEFAULT;
  86                 e->usage = 0;
  87                 e->usage_idx = 0;
  88
  89                 if (f->AlignedByteOffset == D3D10_APPEND_ALIGNED_ELEMENT)
  90                     FIXME("D3D10_APPEND_ALIGNED_ELEMENT not supported\n");
  91                 if (f->InputSlotClass != D3D10_INPUT_PER_VERTEX_DATA)
  92                     FIXME("Ignoring input slot class (%#x)\n", f->InputSlotClass);
  93                 if (f->InstanceDataStepRate)
  94                     FIXME("Ignoring instace data step rate (%#x)\n", f->InstanceDataStepRate);
  95
  96                 break;
  97             }
  98         }
  99     }
 100
 101     shader_free_signature(&is);
 102
 103     return S_OK;
 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 = (struct d3d10_input_layout *)iface;
 131     ULONG refcount = InterlockedIncrement(&This->refcount);
 132
 133     TRACE("%p increasing refcount to %u\n", This, refcount);
 134
 135     return refcount;
 136 }
 137
 138 static ULONG STDMETHODCALLTYPE d3d10_input_layout_Release(ID3D10InputLayout *iface)
 139 {
 140     struct d3d10_input_layout *This = (struct d3d10_input_layout *)iface;
 141     ULONG refcount = InterlockedDecrement(&This->refcount);
 142
 143     TRACE("%p decreasing refcount to %u\n", This, refcount);
 144
 145     if (!refcount)
 146     {
 147         IWineD3DVertexDeclaration_Release(This->wined3d_decl);
 148         HeapFree(GetProcessHeap(), 0, This);
 149     }
 150
 151     return refcount;
 152 }
 153
 154 /* ID3D10DeviceChild methods */
 155
 156 static void STDMETHODCALLTYPE d3d10_input_layout_GetDevice(ID3D10InputLayout *iface, ID3D10Device **device)
 157 {
 158     FIXME("iface %p, device %p stub!\n", iface, device);
 159 }
 160
 161 static HRESULT STDMETHODCALLTYPE d3d10_input_layout_GetPrivateData(ID3D10InputLayout *iface,
 162         REFGUID guid, UINT *data_size, void *data)
 163 {
 164     FIXME("iface %p, guid %s, data_size %p, data %p stub!\n",
 165             iface, debugstr_guid(guid), data_size, data);
 166
 167     return E_NOTIMPL;
 168 }
 169
 170 static HRESULT STDMETHODCALLTYPE d3d10_input_layout_SetPrivateData(ID3D10InputLayout *iface,
 171         REFGUID guid, UINT data_size, const void *data)
 172 {
 173     FIXME("iface %p, guid %s, data_size %u, data %p stub!\n",
 174             iface, debugstr_guid(guid), data_size, data);
 175
 176     return E_NOTIMPL;
 177 }
 178
 179 static HRESULT STDMETHODCALLTYPE d3d10_input_layout_SetPrivateDataInterface(ID3D10InputLayout *iface,
 180         REFGUID guid, const IUnknown *data)
 181 {
 182     FIXME("iface %p, guid %s, data %p stub!\n", iface, debugstr_guid(guid), data);
 183
 184     return E_NOTIMPL;
 185 }
 186
 187 const struct ID3D10InputLayoutVtbl d3d10_input_layout_vtbl =
 188 {
 189     /* IUnknown methods */
 190     d3d10_input_layout_QueryInterface,
 191     d3d10_input_layout_AddRef,
 192     d3d10_input_layout_Release,
 193     /* ID3D10DeviceChild methods */
 194     d3d10_input_layout_GetDevice,
 195     d3d10_input_layout_GetPrivateData,
 196     d3d10_input_layout_SetPrivateData,
 197     d3d10_input_layout_SetPrivateDataInterface,
 198 };