1/*
2 * Copyright 2011 Joakim Sindholt <opensource@zhasha.com>
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE. */
22
23#include "indexbuffer9.h"
24#include "device9.h"
25#include "nine_helpers.h"
26#include "nine_pipe.h"
27#include "nine_dump.h"
28
29#include "pipe/p_screen.h"
30#include "pipe/p_context.h"
31#include "pipe/p_state.h"
32#include "pipe/p_defines.h"
33#include "pipe/p_format.h"
34#include "util/u_box.h"
35
36#define DBG_CHANNEL DBG_INDEXBUFFER
37
38HRESULT
39NineIndexBuffer9_ctor( struct NineIndexBuffer9 *This,
40                       struct NineUnknownParams *pParams,
41                       D3DINDEXBUFFER_DESC *pDesc )
42{
43    HRESULT hr;
44    DBG("This=%p pParams=%p pDesc=%p Usage=%s\n",
45         This, pParams, pDesc, nine_D3DUSAGE_to_str(pDesc->Usage));
46
47    hr = NineBuffer9_ctor(&This->base, pParams, D3DRTYPE_INDEXBUFFER,
48                          pDesc->Usage, pDesc->Size, pDesc->Pool);
49    if (FAILED(hr))
50        return hr;
51
52    switch (pDesc->Format) {
53    case D3DFMT_INDEX16: This->index_size = 2; break;
54    case D3DFMT_INDEX32: This->index_size = 4; break;
55    default:
56        user_assert(!"Invalid index format.", D3DERR_INVALIDCALL);
57        break;
58    }
59
60    pDesc->Type = D3DRTYPE_INDEXBUFFER;
61    This->desc = *pDesc;
62
63    return D3D_OK;
64}
65
66void
67NineIndexBuffer9_dtor( struct NineIndexBuffer9 *This )
68{
69    NineBuffer9_dtor(&This->base);
70}
71
72struct pipe_resource *
73NineIndexBuffer9_GetBuffer( struct NineIndexBuffer9 *This, unsigned *offset )
74{
75    /* The resource may change */
76    return NineBuffer9_GetResource(&This->base, offset);
77}
78
79HRESULT NINE_WINAPI
80NineIndexBuffer9_Lock( struct NineIndexBuffer9 *This,
81                       UINT OffsetToLock,
82                       UINT SizeToLock,
83                       void **ppbData,
84                       DWORD Flags )
85{
86    return NineBuffer9_Lock(&This->base, OffsetToLock, SizeToLock, ppbData, Flags);
87}
88
89HRESULT NINE_WINAPI
90NineIndexBuffer9_Unlock( struct NineIndexBuffer9 *This )
91{
92    return NineBuffer9_Unlock(&This->base);
93}
94
95HRESULT NINE_WINAPI
96NineIndexBuffer9_GetDesc( struct NineIndexBuffer9 *This,
97                          D3DINDEXBUFFER_DESC *pDesc )
98{
99    user_assert(pDesc, E_POINTER);
100    *pDesc = This->desc;
101    return D3D_OK;
102}
103
104IDirect3DIndexBuffer9Vtbl NineIndexBuffer9_vtable = {
105    (void *)NineUnknown_QueryInterface,
106    (void *)NineUnknown_AddRef,
107    (void *)NineUnknown_Release,
108    (void *)NineUnknown_GetDevice, /* actually part of Resource9 iface */
109    (void *)NineUnknown_SetPrivateData,
110    (void *)NineUnknown_GetPrivateData,
111    (void *)NineUnknown_FreePrivateData,
112    (void *)NineResource9_SetPriority,
113    (void *)NineResource9_GetPriority,
114    (void *)NineResource9_PreLoad,
115    (void *)NineResource9_GetType,
116    (void *)NineIndexBuffer9_Lock,
117    (void *)NineIndexBuffer9_Unlock,
118    (void *)NineIndexBuffer9_GetDesc
119};
120
121static const GUID *NineIndexBuffer9_IIDs[] = {
122    &IID_IDirect3DIndexBuffer9,
123    &IID_IDirect3DResource9,
124    &IID_IUnknown,
125    NULL
126};
127
128HRESULT
129NineIndexBuffer9_new( struct NineDevice9 *pDevice,
130                      D3DINDEXBUFFER_DESC *pDesc,
131                      struct NineIndexBuffer9 **ppOut )
132{
133    NINE_DEVICE_CHILD_NEW(IndexBuffer9, ppOut, /* args */ pDevice, pDesc);
134}
135