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 #include <assert.h>
  23
  24 #include "d3d10core_private.h"
  25
  26 WINE_DEFAULT_DEBUG_CHANNEL(d3d10core);
  27
  28 static HRESULT isgn_handler(const char *data, DWORD data_size, DWORD tag, void *ctx)
  29 {
  30     struct wined3d_shader_signature *is = ctx;
  31
  32     switch(tag)
  33     {
  34         case TAG_ISGN:
  35             return shader_parse_signature(data, data_size, is);
  36
  37         default:
  38             FIXME("Unhandled chunk %s.\n", debugstr_an((const char *)&tag, 4));
  39             return S_OK;
  40     }
  41 }
  42
  43 static HRESULT d3d10_input_layout_to_wined3d_declaration(const D3D10_INPUT_ELEMENT_DESC *element_descs,
  44         UINT element_count, const void *shader_byte_code, SIZE_T shader_byte_code_length,
  45         struct wined3d_vertex_element **wined3d_elements, UINT *wined3d_element_count)
  46 {
  47     struct wined3d_shader_signature is;
  48     HRESULT hr;
  49     UINT i;
  50
  51     hr = parse_dxbc(shader_byte_code, shader_byte_code_length, isgn_handler, &is);
  52     if (FAILED(hr))
  53     {
  54         ERR("Failed to parse input signature.\n");
  55         return E_FAIL;
  56     }
  57
  58     *wined3d_elements = HeapAlloc(GetProcessHeap(), 0, element_count * sizeof(**wined3d_elements));
  59     if (!*wined3d_elements)
  60     {
  61         ERR("Failed to allocate wined3d vertex element array memory.\n");
  62         HeapFree(GetProcessHeap(), 0, is.elements);
  63         return E_OUTOFMEMORY;
  64     }
  65     *wined3d_element_count = 0;
  66
  67     for (i = 0; i < element_count; ++i)
  68     {
  69         UINT j;
  70
  71         for (j = 0; j < is.element_count; ++j)
  72         {
  73             if (!strcmp(element_descs[i].SemanticName, is.elements[j].semantic_name)
  74                     && element_descs[i].SemanticIndex == is.elements[j].semantic_idx)
  75             {
  76                 struct wined3d_vertex_element *e = &(*wined3d_elements)[(*wined3d_element_count)++];
  77                 const D3D10_INPUT_ELEMENT_DESC *f = &element_descs[i];
  78
  79                 e->format = wined3dformat_from_dxgi_format(f->Format);
  80                 e->input_slot = f->InputSlot;
  81                 e->offset = f->AlignedByteOffset;
  82                 e->output_slot = is.elements[j].register_idx;
  83                 e->method = WINED3D_DECL_METHOD_DEFAULT;
  84                 e->usage = 0;
  85                 e->usage_idx = 0;
  86
  87                 if (f->AlignedByteOffset == D3D10_APPEND_ALIGNED_ELEMENT)
  88                     FIXME("D3D10_APPEND_ALIGNED_ELEMENT not supported\n");
  89                 if (f->InputSlotClass != D3D10_INPUT_PER_VERTEX_DATA)
  90                     FIXME("Ignoring input slot class (%#x)\n", f->InputSlotClass);
  91                 if (f->InstanceDataStepRate)
  92                     FIXME("Ignoring instace data step rate (%#x)\n", f->InstanceDataStepRate);
  93
  94                 break;
  95             }
  96         }
  97     }
  98
  99     shader_free_signature(&is);
 100
 101     return S_OK;
 102 }
 103
 104 static inline struct d3d10_input_layout *impl_from_ID3D10InputLayout(ID3D10InputLayout *iface)
 105 {
 106     return CONTAINING_RECORD(iface, struct d3d10_input_layout, ID3D10InputLayout_iface);
 107 }
 108
 109 /* IUnknown methods */
 110
 111 static HRESULT STDMETHODCALLTYPE d3d10_input_layout_QueryInterface(ID3D10InputLayout *iface,
 112         REFIID riid, void **object)
 113 {
 114     TRACE("iface %p, riid %s, object %p\n", iface, debugstr_guid(riid), object);
 115
 116     if (IsEqualGUID(riid, &IID_ID3D10InputLayout)
 117             || IsEqualGUID(riid, &IID_ID3D10DeviceChild)
 118             || IsEqualGUID(riid, &IID_IUnknown))
 119     {
 120         IUnknown_AddRef(iface);
 121         *object = iface;
 122         return S_OK;
 123     }
 124
 125     WARN("%s not implemented, returning E_NOINTERFACE\n", debugstr_guid(riid));
 126
 127     *object = NULL;
 128     return E_NOINTERFACE;
 129 }
 130
 131 static ULONG STDMETHODCALLTYPE d3d10_input_layout_AddRef(ID3D10InputLayout *iface)
 132 {
 133     struct d3d10_input_layout *This = impl_from_ID3D10InputLayout(iface);
 134     ULONG refcount = InterlockedIncrement(&This->refcount);
 135
 136     TRACE("%p increasing refcount to %u\n", This, refcount);
 137
 138     if (refcount == 1)
 139     {
 140         wined3d_vertex_declaration_incref(This->wined3d_decl);
 141     }
 142
 143     return refcount;
 144 }
 145
 146 static ULONG STDMETHODCALLTYPE d3d10_input_layout_Release(ID3D10InputLayout *iface)
 147 {
 148     struct d3d10_input_layout *This = impl_from_ID3D10InputLayout(iface);
 149     ULONG refcount = InterlockedDecrement(&This->refcount);
 150
 151     TRACE("%p decreasing refcount to %u\n", This, refcount);
 152
 153     if (!refcount)
 154     {
 155         wined3d_vertex_declaration_decref(This->wined3d_decl);
 156     }
 157
 158     return refcount;
 159 }
 160
 161 /* ID3D10DeviceChild methods */
 162
 163 static void STDMETHODCALLTYPE d3d10_input_layout_GetDevice(ID3D10InputLayout *iface, ID3D10Device **device)
 164 {
 165     FIXME("iface %p, device %p stub!\n", iface, device);
 166 }
 167
 168 static HRESULT STDMETHODCALLTYPE d3d10_input_layout_GetPrivateData(ID3D10InputLayout *iface,
 169         REFGUID guid, UINT *data_size, void *data)
 170 {
 171     FIXME("iface %p, guid %s, data_size %p, data %p stub!\n",
 172             iface, debugstr_guid(guid), data_size, data);
 173
 174     return E_NOTIMPL;
 175 }
 176
 177 static HRESULT STDMETHODCALLTYPE d3d10_input_layout_SetPrivateData(ID3D10InputLayout *iface,
 178         REFGUID guid, UINT data_size, const void *data)
 179 {
 180     FIXME("iface %p, guid %s, data_size %u, data %p stub!\n",
 181             iface, debugstr_guid(guid), data_size, data);
 182
 183     return E_NOTIMPL;
 184 }
 185
 186 static HRESULT STDMETHODCALLTYPE d3d10_input_layout_SetPrivateDataInterface(ID3D10InputLayout *iface,
 187         REFGUID guid, const IUnknown *data)
 188 {
 189     FIXME("iface %p, guid %s, data %p stub!\n", iface, debugstr_guid(guid), data);
 190
 191     return E_NOTIMPL;
 192 }
 193
 194 static const struct ID3D10InputLayoutVtbl d3d10_input_layout_vtbl =
 195 {
 196     /* IUnknown methods */
 197     d3d10_input_layout_QueryInterface,
 198     d3d10_input_layout_AddRef,
 199     d3d10_input_layout_Release,
 200     /* ID3D10DeviceChild methods */
 201     d3d10_input_layout_GetDevice,
 202     d3d10_input_layout_GetPrivateData,
 203     d3d10_input_layout_SetPrivateData,
 204     d3d10_input_layout_SetPrivateDataInterface,
 205 };
 206
 207 static void STDMETHODCALLTYPE d3d10_input_layout_wined3d_object_destroyed(void *parent)
 208 {
 209     HeapFree(GetProcessHeap(), 0, parent);
 210 }
 211
 212 static const struct wined3d_parent_ops d3d10_input_layout_wined3d_parent_ops =
 213 {
 214     d3d10_input_layout_wined3d_object_destroyed,
 215 };
 216
 217 HRESULT d3d10_input_layout_init(struct d3d10_input_layout *layout, struct d3d10_device *device,
 218         const D3D10_INPUT_ELEMENT_DESC *element_descs, UINT element_count,
 219         const void *shader_byte_code, SIZE_T shader_byte_code_length)
 220 {
 221     struct wined3d_vertex_element *wined3d_elements;
 222     UINT wined3d_element_count;
 223     HRESULT hr;
 224
 225     layout->ID3D10InputLayout_iface.lpVtbl = &d3d10_input_layout_vtbl;
 226     layout->refcount = 1;
 227
 228     hr = d3d10_input_layout_to_wined3d_declaration(element_descs, element_count,
 229             shader_byte_code, shader_byte_code_length, &wined3d_elements, &wined3d_element_count);
 230     if (FAILED(hr))
 231     {
 232         WARN("Failed to create wined3d vertex declaration elements, hr %#x.\n", hr);
 233         return hr;
 234     }
 235
 236     hr = wined3d_vertex_declaration_create(device->wined3d_device, wined3d_elements, wined3d_element_count,
 237             layout, &d3d10_input_layout_wined3d_parent_ops, &layout->wined3d_decl);
 238     HeapFree(GetProcessHeap(), 0, wined3d_elements);
 239     if (FAILED(hr))
 240     {
 241         WARN("Failed to create wined3d vertex declaration, hr %#x.\n", hr);
 242         return hr;
 243     }
 244
 245     return S_OK;
 246 }
 247
 248 struct d3d10_input_layout *unsafe_impl_from_ID3D10InputLayout(ID3D10InputLayout *iface)
 249 {
 250     if (!iface)
 251         return NULL;
 252     assert(iface->lpVtbl == &d3d10_input_layout_vtbl);
 253
 254     return impl_from_ID3D10InputLayout(iface);
 255 }