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/*
* Copyright 2011 Joakim Sindholt <opensource@zhasha.com>
* Copyright 2015 Patrick Rudolph <siro@das-labor.org>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* on the rights to use, copy, modify, merge, publish, distribute, sub
* license, and/or sell copies of the Software, and to permit persons to whom
* the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE. */
#include "buffer9.h"
#include "device9.h"
#include "nine_helpers.h"
#include "nine_pipe.h"
#include "pipe/p_screen.h"
#include "pipe/p_context.h"
#include "pipe/p_state.h"
#include "pipe/p_defines.h"
#include "pipe/p_format.h"
#include "util/u_box.h"
#define DBG_CHANNEL (DBG_INDEXBUFFER|DBG_VERTEXBUFFER)
HRESULT
NineBuffer9_ctor( struct NineBuffer9 *This,
struct NineUnknownParams *pParams,
D3DRESOURCETYPE Type,
DWORD Usage,
UINT Size,
D3DPOOL Pool )
{
struct pipe_resource *info = &This->base.info;
HRESULT hr;
DBG("This=%p Size=0x%x Usage=%x Pool=%u\n", This, Size, Usage, Pool);
user_assert(Pool != D3DPOOL_SCRATCH, D3DERR_INVALIDCALL);
This->maps = MALLOC(sizeof(struct pipe_transfer *));
if (!This->maps)
return E_OUTOFMEMORY;
This->nmaps = 0;
This->maxmaps = 1;
This->size = Size;
This->pipe = pParams->device->pipe;
info->screen = pParams->device->screen;
info->target = PIPE_BUFFER;
info->format = PIPE_FORMAT_R8_UNORM;
info->width0 = Size;
info->flags = 0;
info->bind = PIPE_BIND_VERTEX_BUFFER | PIPE_BIND_TRANSFER_WRITE;
if (!(Usage & D3DUSAGE_WRITEONLY))
info->bind |= PIPE_BIND_TRANSFER_READ;
info->usage = PIPE_USAGE_DEFAULT;
if (Usage & D3DUSAGE_DYNAMIC)
info->usage = PIPE_USAGE_STREAM;
else if (Pool == D3DPOOL_SYSTEMMEM)
info->usage = PIPE_USAGE_STAGING;
/* if (pDesc->Usage & D3DUSAGE_DONOTCLIP) { } */
/* if (pDesc->Usage & D3DUSAGE_NONSECURE) { } */
/* if (pDesc->Usage & D3DUSAGE_NPATCHES) { } */
/* if (pDesc->Usage & D3DUSAGE_POINTS) { } */
/* if (pDesc->Usage & D3DUSAGE_RTPATCHES) { } */
if (Usage & D3DUSAGE_SOFTWAREPROCESSING)
DBG("Application asked for Software Vertex Processing, "
"but this is unimplemented\n");
/* if (pDesc->Usage & D3DUSAGE_TEXTAPI) { } */
info->height0 = 1;
info->depth0 = 1;
info->array_size = 1;
info->last_level = 0;
info->nr_samples = 0;
hr = NineResource9_ctor(&This->base, pParams, NULL, TRUE,
Type, Pool, Usage);
return hr;
}
void
NineBuffer9_dtor( struct NineBuffer9 *This )
{
if (This->maps) {
while (This->nmaps) {
NineBuffer9_Unlock(This);
}
FREE(This->maps);
}
NineResource9_dtor(&This->base);
}
struct pipe_resource *
NineBuffer9_GetResource( struct NineBuffer9 *This )
{
return NineResource9_GetResource(&This->base);
}
HRESULT WINAPI
NineBuffer9_Lock( struct NineBuffer9 *This,
UINT OffsetToLock,
UINT SizeToLock,
void **ppbData,
DWORD Flags )
{
struct pipe_box box;
void *data;
unsigned usage = d3dlock_buffer_to_pipe_transfer_usage(Flags);
DBG("This=%p(pipe=%p) OffsetToLock=0x%x, SizeToLock=0x%x, Flags=0x%x\n",
This, This->base.resource,
OffsetToLock, SizeToLock, Flags);
user_assert(ppbData, E_POINTER);
user_assert(!(Flags & ~(D3DLOCK_DISCARD |
D3DLOCK_DONOTWAIT |
D3DLOCK_NO_DIRTY_UPDATE |
D3DLOCK_NOSYSLOCK |
D3DLOCK_READONLY |
D3DLOCK_NOOVERWRITE)), D3DERR_INVALIDCALL);
if (This->nmaps == This->maxmaps) {
struct pipe_transfer **newmaps =
REALLOC(This->maps, sizeof(struct pipe_transfer *)*This->maxmaps,
sizeof(struct pipe_transfer *)*(This->maxmaps << 1));
if (newmaps == NULL)
return E_OUTOFMEMORY;
This->maxmaps <<= 1;
This->maps = newmaps;
}
if (SizeToLock == 0) {
SizeToLock = This->size - OffsetToLock;
user_warn(OffsetToLock != 0);
}
u_box_1d(OffsetToLock, SizeToLock, &box);
data = This->pipe->transfer_map(This->pipe, This->base.resource, 0,
usage, &box, &This->maps[This->nmaps]);
if (!data) {
DBG("pipe::transfer_map failed\n"
" usage = %x\n"
" box.x = %u\n"
" box.width = %u\n",
usage, box.x, box.width);
/* not sure what to return, msdn suggests this */
if (Flags & D3DLOCK_DONOTWAIT)
return D3DERR_WASSTILLDRAWING;
return D3DERR_INVALIDCALL;
}
DBG("returning pointer %p\n", data);
This->nmaps++;
*ppbData = data;
return D3D_OK;
}
HRESULT WINAPI
NineBuffer9_Unlock( struct NineBuffer9 *This )
{
DBG("This=%p\n", This);
user_assert(This->nmaps > 0, D3DERR_INVALIDCALL);
This->pipe->transfer_unmap(This->pipe, This->maps[--(This->nmaps)]);
return D3D_OK;
}
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