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Viewing changes to src/gallium/frontends/nine/indexbuffer9.c

  • Committer: mmach
  • Date: 2022-09-22 19:56:13 UTC
  • Revision ID: netbit73@gmail.com-20220922195613-wtik9mmy20tmor0i
2022-09-22 21:17:09

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src/gallium/frontends/nine/indexbuffer9.c
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/*
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 * Copyright 2011 Joakim Sindholt <opensource@zhasha.com>
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a
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 * copy of this software and associated documentation files (the "Software"),
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 * to deal in the Software without restriction, including without limitation
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 * on the rights to use, copy, modify, merge, publish, distribute, sub
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 * license, and/or sell copies of the Software, and to permit persons to whom
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 * the Software is furnished to do so, subject to the following conditions:
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 *
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 * The above copyright notice and this permission notice (including the next
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 * paragraph) shall be included in all copies or substantial portions of the
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 * Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
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 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
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 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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 * USE OR OTHER DEALINGS IN THE SOFTWARE. */
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#include "indexbuffer9.h"
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#include "device9.h"
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#include "nine_helpers.h"
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#include "nine_pipe.h"
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#include "nine_dump.h"
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#include "pipe/p_screen.h"
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#include "pipe/p_context.h"
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#include "pipe/p_state.h"
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#include "pipe/p_defines.h"
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#include "pipe/p_format.h"
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#include "util/u_box.h"
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#define DBG_CHANNEL DBG_INDEXBUFFER
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HRESULT
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NineIndexBuffer9_ctor( struct NineIndexBuffer9 *This,
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                       struct NineUnknownParams *pParams,
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                       D3DINDEXBUFFER_DESC *pDesc )
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{
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    HRESULT hr;
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    DBG("This=%p pParams=%p pDesc=%p Usage=%s\n",
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         This, pParams, pDesc, nine_D3DUSAGE_to_str(pDesc->Usage));
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    hr = NineBuffer9_ctor(&This->base, pParams, D3DRTYPE_INDEXBUFFER,
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                          pDesc->Usage, pDesc->Size, pDesc->Pool);
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    if (FAILED(hr))
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        return hr;
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    switch (pDesc->Format) {
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    case D3DFMT_INDEX16: This->index_size = 2; break;
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    case D3DFMT_INDEX32: This->index_size = 4; break;
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    default:
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        user_assert(!"Invalid index format.", D3DERR_INVALIDCALL);
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        break;
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    }
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    pDesc->Type = D3DRTYPE_INDEXBUFFER;
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    This->desc = *pDesc;
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    return D3D_OK;
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}
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void
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NineIndexBuffer9_dtor( struct NineIndexBuffer9 *This )
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{
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    NineBuffer9_dtor(&This->base);
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}
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struct pipe_resource *
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NineIndexBuffer9_GetBuffer( struct NineIndexBuffer9 *This, unsigned *offset )
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{
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    /* The resource may change */
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    return NineBuffer9_GetResource(&This->base, offset);
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}
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HRESULT NINE_WINAPI
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NineIndexBuffer9_Lock( struct NineIndexBuffer9 *This,
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                       UINT OffsetToLock,
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                       UINT SizeToLock,
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                       void **ppbData,
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                       DWORD Flags )
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{
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    return NineBuffer9_Lock(&This->base, OffsetToLock, SizeToLock, ppbData, Flags);
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}
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HRESULT NINE_WINAPI
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NineIndexBuffer9_Unlock( struct NineIndexBuffer9 *This )
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{
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    return NineBuffer9_Unlock(&This->base);
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}
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HRESULT NINE_WINAPI
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NineIndexBuffer9_GetDesc( struct NineIndexBuffer9 *This,
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                          D3DINDEXBUFFER_DESC *pDesc )
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{
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    user_assert(pDesc, E_POINTER);
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    *pDesc = This->desc;
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    return D3D_OK;
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}
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IDirect3DIndexBuffer9Vtbl NineIndexBuffer9_vtable = {
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    (void *)NineUnknown_QueryInterface,
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    (void *)NineUnknown_AddRef,
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    (void *)NineUnknown_Release,
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    (void *)NineUnknown_GetDevice, /* actually part of Resource9 iface */
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    (void *)NineUnknown_SetPrivateData,
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    (void *)NineUnknown_GetPrivateData,
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    (void *)NineUnknown_FreePrivateData,
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    (void *)NineResource9_SetPriority,
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    (void *)NineResource9_GetPriority,
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    (void *)NineResource9_PreLoad,
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    (void *)NineResource9_GetType,
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    (void *)NineIndexBuffer9_Lock,
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    (void *)NineIndexBuffer9_Unlock,
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    (void *)NineIndexBuffer9_GetDesc
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};
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static const GUID *NineIndexBuffer9_IIDs[] = {
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    &IID_IDirect3DIndexBuffer9,
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    &IID_IDirect3DResource9,
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    &IID_IUnknown,
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    NULL
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};
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HRESULT
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NineIndexBuffer9_new( struct NineDevice9 *pDevice,
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                      D3DINDEXBUFFER_DESC *pDesc,
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                      struct NineIndexBuffer9 **ppOut )
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{
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    NINE_DEVICE_CHILD_NEW(IndexBuffer9, ppOut, /* args */ pDevice, pDesc);
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}