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      1 /*
      2  * Copyright 2011 Joakim Sindholt <opensource (at) 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 
     38 HRESULT
     39 NineIndexBuffer9_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 
     66 void
     67 NineIndexBuffer9_dtor( struct NineIndexBuffer9 *This )
     68 {
     69     NineBuffer9_dtor(&This->base);
     70 }
     71 
     72 struct pipe_resource *
     73 NineIndexBuffer9_GetBuffer( struct NineIndexBuffer9 *This, unsigned *offset )
     74 {
     75     /* The resource may change */
     76     return NineBuffer9_GetResource(&This->base, offset);
     77 }
     78 
     79 HRESULT NINE_WINAPI
     80 NineIndexBuffer9_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 
     89 HRESULT NINE_WINAPI
     90 NineIndexBuffer9_Unlock( struct NineIndexBuffer9 *This )
     91 {
     92     return NineBuffer9_Unlock(&This->base);
     93 }
     94 
     95 HRESULT NINE_WINAPI
     96 NineIndexBuffer9_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 
    104 IDirect3DIndexBuffer9Vtbl 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 
    121 static const GUID *NineIndexBuffer9_IIDs[] = {
    122     &IID_IDirect3DIndexBuffer9,
    123     &IID_IDirect3DResource9,
    124     &IID_IUnknown,
    125     NULL
    126 };
    127 
    128 HRESULT
    129 NineIndexBuffer9_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