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)
  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
  65     for (i = 0; i < element_count; ++i)
  66     {
  67         struct wined3d_vertex_element *e = &(*wined3d_elements)[i];
  68         const D3D10_INPUT_ELEMENT_DESC *f = &element_descs[i];
  69         UINT j;
  70
  71         e->format = wined3dformat_from_dxgi_format(f->Format);
  72         e->input_slot = f->InputSlot;
  73         e->offset = f->AlignedByteOffset;
  74         e->output_slot = WINED3D_OUTPUT_SLOT_UNUSED;
  75         e->input_slot_class = f->InputSlotClass;
  76         e->instance_data_step_rate = f->InstanceDataStepRate;
  77         e->method = WINED3D_DECL_METHOD_DEFAULT;
  78         e->usage = 0;
  79         e->usage_idx = 0;
  80
  81         for (j = 0; j < is.element_count; ++j)
  82         {
  83             if (!strcmp(element_descs[i].SemanticName, is.elements[j].semantic_name)
  84                     && element_descs[i].SemanticIndex == is.elements[j].semantic_idx)
  85             {
  86                 e->output_slot = is.elements[j].register_idx;
  87                 break;
  88             }
  89         }
  90     }
  91
  92     shader_free_signature(&is);
  93
  94     return S_OK;
  95 }
  96
  97 static inline struct d3d10_input_layout *impl_from_ID3D10InputLayout(ID3D10InputLayout *iface)
  98 {
  99     return CONTAINING_RECORD(iface, struct d3d10_input_layout, ID3D10InputLayout_iface);
 100 }
 101
 102 /* IUnknown methods */
 103
 104 static HRESULT STDMETHODCALLTYPE d3d10_input_layout_QueryInterface(ID3D10InputLayout *iface,
 105         REFIID riid, void **object)
 106 {
 107     TRACE("iface %p, riid %s, object %p\n", iface, debugstr_guid(riid), object);
 108
 109     if (IsEqualGUID(riid, &IID_ID3D10InputLayout)
 110             || IsEqualGUID(riid, &IID_ID3D10DeviceChild)
 111             || IsEqualGUID(riid, &IID_IUnknown))
 112     {
 113         IUnknown_AddRef(iface);
 114         *object = iface;
 115         return S_OK;
 116     }
 117
 118     WARN("%s not implemented, returning E_NOINTERFACE\n", debugstr_guid(riid));
 119
 120     *object = NULL;
 121     return E_NOINTERFACE;
 122 }
 123
 124 static ULONG STDMETHODCALLTYPE d3d10_input_layout_AddRef(ID3D10InputLayout *iface)
 125 {
 126     struct d3d10_input_layout *This = impl_from_ID3D10InputLayout(iface);
 127     ULONG refcount = InterlockedIncrement(&This->refcount);
 128
 129     TRACE("%p increasing refcount to %u\n", This, refcount);
 130
 131     if (refcount == 1)
 132     {
 133         wined3d_vertex_declaration_incref(This->wined3d_decl);
 134     }
 135
 136     return refcount;
 137 }
 138
 139 static ULONG STDMETHODCALLTYPE d3d10_input_layout_Release(ID3D10InputLayout *iface)
 140 {
 141     struct d3d10_input_layout *This = impl_from_ID3D10InputLayout(iface);
 142     ULONG refcount = InterlockedDecrement(&This->refcount);
 143
 144     TRACE("%p decreasing refcount to %u\n", This, refcount);
 145
 146     if (!refcount)
 147     {
 148         wined3d_vertex_declaration_decref(This->wined3d_decl);
 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     struct d3d10_input_layout *layout = impl_from_ID3D10InputLayout(iface);
 165
 166     TRACE("iface %p, guid %s, data_size %p, data %p.\n",
 167             iface, debugstr_guid(guid), data_size, data);
 168
 169     return d3d10_get_private_data(&layout->private_store, guid, data_size, data);
 170 }
 171
 172 static HRESULT STDMETHODCALLTYPE d3d10_input_layout_SetPrivateData(ID3D10InputLayout *iface,
 173         REFGUID guid, UINT data_size, const void *data)
 174 {
 175     struct d3d10_input_layout *layout = impl_from_ID3D10InputLayout(iface);
 176
 177     TRACE("iface %p, guid %s, data_size %u, data %p.\n",
 178             iface, debugstr_guid(guid), data_size, data);
 179
 180     return d3d10_set_private_data(&layout->private_store, guid, data_size, data);
 181 }
 182
 183 static HRESULT STDMETHODCALLTYPE d3d10_input_layout_SetPrivateDataInterface(ID3D10InputLayout *iface,
 184         REFGUID guid, const IUnknown *data)
 185 {
 186     struct d3d10_input_layout *layout = impl_from_ID3D10InputLayout(iface);
 187
 188     TRACE("iface %p, guid %s, data %p.\n", iface, debugstr_guid(guid), data);
 189
 190     return d3d10_set_private_data_interface(&layout->private_store, guid, data);
 191 }
 192
 193 static const struct ID3D10InputLayoutVtbl d3d10_input_layout_vtbl =
 194 {
 195     /* IUnknown methods */
 196     d3d10_input_layout_QueryInterface,
 197     d3d10_input_layout_AddRef,
 198     d3d10_input_layout_Release,
 199     /* ID3D10DeviceChild methods */
 200     d3d10_input_layout_GetDevice,
 201     d3d10_input_layout_GetPrivateData,
 202     d3d10_input_layout_SetPrivateData,
 203     d3d10_input_layout_SetPrivateDataInterface,
 204 };
 205
 206 static void STDMETHODCALLTYPE d3d10_input_layout_wined3d_object_destroyed(void *parent)
 207 {
 208     struct d3d10_input_layout *layout = parent;
 209
 210     wined3d_private_store_cleanup(&layout->private_store);
 211     HeapFree(GetProcessHeap(), 0, parent);
 212 }
 213
 214 static const struct wined3d_parent_ops d3d10_input_layout_wined3d_parent_ops =
 215 {
 216     d3d10_input_layout_wined3d_object_destroyed,
 217 };
 218
 219 HRESULT d3d10_input_layout_init(struct d3d10_input_layout *layout, struct d3d10_device *device,
 220         const D3D10_INPUT_ELEMENT_DESC *element_descs, UINT element_count,
 221         const void *shader_byte_code, SIZE_T shader_byte_code_length)
 222 {
 223     struct wined3d_vertex_element *wined3d_elements;
 224     HRESULT hr;
 225
 226     layout->ID3D10InputLayout_iface.lpVtbl = &d3d10_input_layout_vtbl;
 227     layout->refcount = 1;
 228     wined3d_private_store_init(&layout->private_store);
 229
 230     if (FAILED(hr = d3d10_input_layout_to_wined3d_declaration(element_descs, element_count,
 231             shader_byte_code, shader_byte_code_length, &wined3d_elements)))
 232     {
 233         WARN("Failed to create wined3d vertex declaration elements, hr %#x.\n", hr);
 234         wined3d_private_store_cleanup(&layout->private_store);
 235         return hr;
 236     }
 237
 238     hr = wined3d_vertex_declaration_create(device->wined3d_device, wined3d_elements, element_count,
 239             layout, &d3d10_input_layout_wined3d_parent_ops, &layout->wined3d_decl);
 240     HeapFree(GetProcessHeap(), 0, wined3d_elements);
 241     if (FAILED(hr))
 242     {
 243         WARN("Failed to create wined3d vertex declaration, hr %#x.\n", hr);
 244         wined3d_private_store_cleanup(&layout->private_store);
 245         return hr;
 246     }
 247
 248     return S_OK;
 249 }
 250
 251 struct d3d10_input_layout *unsafe_impl_from_ID3D10InputLayout(ID3D10InputLayout *iface)
 252 {
 253     if (!iface)
 254         return NULL;
 255     assert(iface->lpVtbl == &d3d10_input_layout_vtbl);
 256
 257     return impl_from_ID3D10InputLayout(iface);
 258 }