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wine/dlls/wined3d/surface_base.c
Henri Verbeet ea2f7a2739 wined3d: Remove some redundant returns.
2009-12-30 13:31:26 +01:00

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/*
* IWineD3DSurface Implementation of management(non-rendering) functions
*
* Copyright 1998 Lionel Ulmer
* Copyright 2000-2001 TransGaming Technologies Inc.
* Copyright 2002-2005 Jason Edmeades
* Copyright 2002-2003 Raphael Junqueira
* Copyright 2004 Christian Costa
* Copyright 2005 Oliver Stieber
* Copyright 2006-2008 Stefan Dösinger for CodeWeavers
* Copyright 2007 Henri Verbeet
* Copyright 2006-2007 Roderick Colenbrander
* Copyright 2009 Henri Verbeet for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include "wined3d_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(d3d_surface);
/* See also float_16_to_32() in wined3d_private.h */
static inline unsigned short float_32_to_16(const float *in)
{
int exp = 0;
float tmp = fabs(*in);
unsigned int mantissa;
unsigned short ret;
/* Deal with special numbers */
if (*in == 0.0f) return 0x0000;
if(isnan(*in)) return 0x7C01;
if (isinf(*in)) return (*in < 0.0f ? 0xFC00 : 0x7c00);
if(tmp < pow(2, 10)) {
do
{
tmp = tmp * 2.0f;
exp--;
}while(tmp < pow(2, 10));
} else if(tmp >= pow(2, 11)) {
do
{
tmp /= 2.0f;
exp++;
}while(tmp >= pow(2, 11));
}
mantissa = (unsigned int) tmp;
if(tmp - mantissa >= 0.5f) mantissa++; /* round to nearest, away from zero */
exp += 10; /* Normalize the mantissa */
exp += 15; /* Exponent is encoded with excess 15 */
if(exp > 30) { /* too big */
ret = 0x7c00; /* INF */
} else if(exp <= 0) {
/* exp == 0: Non-normalized mantissa. Returns 0x0000 (=0.0) for too small numbers */
while(exp <= 0) {
mantissa = mantissa >> 1;
exp++;
}
ret = mantissa & 0x3ff;
} else {
ret = (exp << 10) | (mantissa & 0x3ff);
}
ret |= ((*in < 0.0f ? 1 : 0) << 15); /* Add the sign */
return ret;
}
/* Do NOT define GLINFO_LOCATION in this file. THIS CODE MUST NOT USE IT */
/* *******************************************
IWineD3DSurface IUnknown parts follow
******************************************* */
HRESULT WINAPI IWineD3DBaseSurfaceImpl_QueryInterface(IWineD3DSurface *iface, REFIID riid, LPVOID *ppobj)
{
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
/* Warn ,but be nice about things */
TRACE("(%p)->(%s,%p)\n", This,debugstr_guid(riid),ppobj);
if (IsEqualGUID(riid, &IID_IUnknown)
|| IsEqualGUID(riid, &IID_IWineD3DBase)
|| IsEqualGUID(riid, &IID_IWineD3DResource)
|| IsEqualGUID(riid, &IID_IWineD3DSurface)) {
IUnknown_AddRef((IUnknown*)iface);
*ppobj = This;
return S_OK;
}
*ppobj = NULL;
return E_NOINTERFACE;
}
ULONG WINAPI IWineD3DBaseSurfaceImpl_AddRef(IWineD3DSurface *iface) {
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
ULONG ref = InterlockedIncrement(&This->resource.ref);
TRACE("(%p) : AddRef increasing from %d\n", This,ref - 1);
return ref;
}
/* ****************************************************
IWineD3DSurface IWineD3DResource parts follow
**************************************************** */
HRESULT WINAPI IWineD3DBaseSurfaceImpl_SetPrivateData(IWineD3DSurface *iface, REFGUID refguid, CONST void* pData, DWORD SizeOfData, DWORD Flags) {
return resource_set_private_data((IWineD3DResource *)iface, refguid, pData, SizeOfData, Flags);
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_GetPrivateData(IWineD3DSurface *iface, REFGUID refguid, void* pData, DWORD* pSizeOfData) {
return resource_get_private_data((IWineD3DResource *)iface, refguid, pData, pSizeOfData);
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_FreePrivateData(IWineD3DSurface *iface, REFGUID refguid) {
return resource_free_private_data((IWineD3DResource *)iface, refguid);
}
DWORD WINAPI IWineD3DBaseSurfaceImpl_SetPriority(IWineD3DSurface *iface, DWORD PriorityNew) {
return resource_set_priority((IWineD3DResource *)iface, PriorityNew);
}
DWORD WINAPI IWineD3DBaseSurfaceImpl_GetPriority(IWineD3DSurface *iface) {
return resource_get_priority((IWineD3DResource *)iface);
}
WINED3DRESOURCETYPE WINAPI IWineD3DBaseSurfaceImpl_GetType(IWineD3DSurface *iface) {
TRACE("(%p) : calling resourceimpl_GetType\n", iface);
return resource_get_type((IWineD3DResource *)iface);
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_GetParent(IWineD3DSurface *iface, IUnknown **pParent) {
TRACE("(%p) : calling resourceimpl_GetParent\n", iface);
return resource_get_parent((IWineD3DResource *)iface, pParent);
}
/* ******************************************************
IWineD3DSurface IWineD3DSurface parts follow
****************************************************** */
HRESULT WINAPI IWineD3DBaseSurfaceImpl_GetContainer(IWineD3DSurface* iface, REFIID riid, void** ppContainer) {
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
IWineD3DBase *container = 0;
TRACE("(This %p, riid %s, ppContainer %p)\n", This, debugstr_guid(riid), ppContainer);
if (!ppContainer) {
ERR("Called without a valid ppContainer.\n");
}
/* Standalone surfaces return the device as container. */
if (This->container) container = This->container;
else container = (IWineD3DBase *)This->resource.device;
TRACE("Relaying to QueryInterface\n");
return IUnknown_QueryInterface(container, riid, ppContainer);
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_GetDesc(IWineD3DSurface *iface, WINED3DSURFACE_DESC *pDesc) {
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
TRACE("(%p) : copying into %p\n", This, pDesc);
pDesc->format = This->resource.format_desc->format;
pDesc->resource_type = This->resource.resourceType;
pDesc->usage = This->resource.usage;
pDesc->pool = This->resource.pool;
pDesc->size = This->resource.size; /* dx8 only */
pDesc->multisample_type = This->currentDesc.MultiSampleType;
pDesc->multisample_quality = This->currentDesc.MultiSampleQuality;
pDesc->width = This->currentDesc.Width;
pDesc->height = This->currentDesc.Height;
return WINED3D_OK;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_GetBltStatus(IWineD3DSurface *iface, DWORD Flags)
{
TRACE("iface %p, flags %#x.\n", iface, Flags);
switch (Flags)
{
case WINEDDGBS_CANBLT:
case WINEDDGBS_ISBLTDONE:
return WINED3D_OK;
default:
return WINED3DERR_INVALIDCALL;
}
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_GetFlipStatus(IWineD3DSurface *iface, DWORD Flags) {
/* XXX: DDERR_INVALIDSURFACETYPE */
TRACE("(%p)->(%08x)\n",iface,Flags);
switch (Flags) {
case WINEDDGFS_CANFLIP:
case WINEDDGFS_ISFLIPDONE:
return WINED3D_OK;
default:
return WINED3DERR_INVALIDCALL;
}
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_IsLost(IWineD3DSurface *iface) {
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
TRACE("(%p)\n", This);
/* D3D8 and 9 loose full devices, ddraw only surfaces */
return This->Flags & SFLAG_LOST ? WINED3DERR_DEVICELOST : WINED3D_OK;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_Restore(IWineD3DSurface *iface) {
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
TRACE("(%p)\n", This);
/* So far we don't lose anything :) */
This->Flags &= ~SFLAG_LOST;
return WINED3D_OK;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_SetPalette(IWineD3DSurface *iface, IWineD3DPalette *Pal) {
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
IWineD3DPaletteImpl *PalImpl = (IWineD3DPaletteImpl *) Pal;
TRACE("(%p)->(%p)\n", This, Pal);
if(This->palette == PalImpl) {
TRACE("Nop palette change\n");
return WINED3D_OK;
}
if(This->palette != NULL)
if(This->resource.usage & WINED3DUSAGE_RENDERTARGET)
This->palette->Flags &= ~WINEDDPCAPS_PRIMARYSURFACE;
This->palette = PalImpl;
if(PalImpl != NULL) {
if(This->resource.usage & WINED3DUSAGE_RENDERTARGET) {
(PalImpl)->Flags |= WINEDDPCAPS_PRIMARYSURFACE;
}
return IWineD3DSurface_RealizePalette(iface);
}
else return WINED3D_OK;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_SetColorKey(IWineD3DSurface *iface, DWORD Flags, const WINEDDCOLORKEY *CKey)
{
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
TRACE("(%p)->(%08x,%p)\n", This, Flags, CKey);
if ((Flags & WINEDDCKEY_COLORSPACE) != 0) {
FIXME(" colorkey value not supported (%08x) !\n", Flags);
return WINED3DERR_INVALIDCALL;
}
/* Dirtify the surface, but only if a key was changed */
if(CKey) {
switch (Flags & ~WINEDDCKEY_COLORSPACE) {
case WINEDDCKEY_DESTBLT:
This->DestBltCKey = *CKey;
This->CKeyFlags |= WINEDDSD_CKDESTBLT;
break;
case WINEDDCKEY_DESTOVERLAY:
This->DestOverlayCKey = *CKey;
This->CKeyFlags |= WINEDDSD_CKDESTOVERLAY;
break;
case WINEDDCKEY_SRCOVERLAY:
This->SrcOverlayCKey = *CKey;
This->CKeyFlags |= WINEDDSD_CKSRCOVERLAY;
break;
case WINEDDCKEY_SRCBLT:
This->SrcBltCKey = *CKey;
This->CKeyFlags |= WINEDDSD_CKSRCBLT;
break;
}
}
else {
switch (Flags & ~WINEDDCKEY_COLORSPACE) {
case WINEDDCKEY_DESTBLT:
This->CKeyFlags &= ~WINEDDSD_CKDESTBLT;
break;
case WINEDDCKEY_DESTOVERLAY:
This->CKeyFlags &= ~WINEDDSD_CKDESTOVERLAY;
break;
case WINEDDCKEY_SRCOVERLAY:
This->CKeyFlags &= ~WINEDDSD_CKSRCOVERLAY;
break;
case WINEDDCKEY_SRCBLT:
This->CKeyFlags &= ~WINEDDSD_CKSRCBLT;
break;
}
}
return WINED3D_OK;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_GetPalette(IWineD3DSurface *iface, IWineD3DPalette **Pal) {
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
TRACE("(%p)->(%p)\n", This, Pal);
*Pal = (IWineD3DPalette *) This->palette;
return WINED3D_OK;
}
DWORD WINAPI IWineD3DBaseSurfaceImpl_GetPitch(IWineD3DSurface *iface) {
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
const struct GlPixelFormatDesc *format_desc = This->resource.format_desc;
DWORD ret;
TRACE("(%p)\n", This);
if (format_desc->Flags & WINED3DFMT_FLAG_COMPRESSED)
{
/* Since compressed formats are block based, pitch means the amount of
* bytes to the next row of block rather than the next row of pixels. */
UINT row_block_count = (This->currentDesc.Width + format_desc->block_width - 1) / format_desc->block_width;
ret = row_block_count * format_desc->block_byte_count;
}
else
{
unsigned char alignment = This->resource.device->surface_alignment;
ret = This->resource.format_desc->byte_count * This->currentDesc.Width; /* Bytes / row */
ret = (ret + alignment - 1) & ~(alignment - 1);
}
TRACE("(%p) Returning %d\n", This, ret);
return ret;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_SetOverlayPosition(IWineD3DSurface *iface, LONG X, LONG Y) {
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
LONG w, h;
TRACE("(%p)->(%d,%d) Stub!\n", This, X, Y);
if(!(This->resource.usage & WINED3DUSAGE_OVERLAY))
{
TRACE("(%p): Not an overlay surface\n", This);
return WINEDDERR_NOTAOVERLAYSURFACE;
}
w = This->overlay_destrect.right - This->overlay_destrect.left;
h = This->overlay_destrect.bottom - This->overlay_destrect.top;
This->overlay_destrect.left = X;
This->overlay_destrect.top = Y;
This->overlay_destrect.right = X + w;
This->overlay_destrect.bottom = Y + h;
IWineD3DSurface_DrawOverlay(iface);
return WINED3D_OK;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_GetOverlayPosition(IWineD3DSurface *iface, LONG *X, LONG *Y) {
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
HRESULT hr;
TRACE("(%p)->(%p,%p)\n", This, X, Y);
if(!(This->resource.usage & WINED3DUSAGE_OVERLAY))
{
TRACE("(%p): Not an overlay surface\n", This);
return WINEDDERR_NOTAOVERLAYSURFACE;
}
if(This->overlay_dest == NULL) {
*X = 0; *Y = 0;
hr = WINEDDERR_OVERLAYNOTVISIBLE;
} else {
*X = This->overlay_destrect.left;
*Y = This->overlay_destrect.top;
hr = WINED3D_OK;
}
TRACE("Returning 0x%08x, position %d, %d\n", hr, *X, *Y);
return hr;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_UpdateOverlayZOrder(IWineD3DSurface *iface, DWORD Flags, IWineD3DSurface *Ref) {
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
FIXME("iface %p, flags %#x, ref %p stub!\n", iface, Flags, Ref);
if(!(This->resource.usage & WINED3DUSAGE_OVERLAY))
{
TRACE("(%p): Not an overlay surface\n", This);
return WINEDDERR_NOTAOVERLAYSURFACE;
}
return WINED3D_OK;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_UpdateOverlay(IWineD3DSurface *iface, const RECT *SrcRect,
IWineD3DSurface *DstSurface, const RECT *DstRect, DWORD Flags, const WINEDDOVERLAYFX *FX)
{
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
IWineD3DSurfaceImpl *Dst = (IWineD3DSurfaceImpl *) DstSurface;
TRACE("(%p)->(%p, %p, %p, %08x, %p)\n", This, SrcRect, Dst, DstRect, Flags, FX);
if(!(This->resource.usage & WINED3DUSAGE_OVERLAY))
{
WARN("(%p): Not an overlay surface\n", This);
return WINEDDERR_NOTAOVERLAYSURFACE;
} else if(!DstSurface) {
WARN("(%p): Dest surface is NULL\n", This);
return WINED3DERR_INVALIDCALL;
}
if(SrcRect) {
This->overlay_srcrect = *SrcRect;
} else {
This->overlay_srcrect.left = 0;
This->overlay_srcrect.top = 0;
This->overlay_srcrect.right = This->currentDesc.Width;
This->overlay_srcrect.bottom = This->currentDesc.Height;
}
if(DstRect) {
This->overlay_destrect = *DstRect;
} else {
This->overlay_destrect.left = 0;
This->overlay_destrect.top = 0;
This->overlay_destrect.right = Dst ? Dst->currentDesc.Width : 0;
This->overlay_destrect.bottom = Dst ? Dst->currentDesc.Height : 0;
}
if(This->overlay_dest && (This->overlay_dest != Dst || Flags & WINEDDOVER_HIDE)) {
list_remove(&This->overlay_entry);
}
if(Flags & WINEDDOVER_SHOW) {
if(This->overlay_dest != Dst) {
This->overlay_dest = Dst;
list_add_tail(&Dst->overlays, &This->overlay_entry);
}
} else if(Flags & WINEDDOVER_HIDE) {
/* tests show that the rectangles are erased on hide */
This->overlay_srcrect.left = 0; This->overlay_srcrect.top = 0;
This->overlay_srcrect.right = 0; This->overlay_srcrect.bottom = 0;
This->overlay_destrect.left = 0; This->overlay_destrect.top = 0;
This->overlay_destrect.right = 0; This->overlay_destrect.bottom = 0;
This->overlay_dest = NULL;
}
IWineD3DSurface_DrawOverlay(iface);
return WINED3D_OK;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_SetClipper(IWineD3DSurface *iface, IWineD3DClipper *clipper)
{
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
TRACE("(%p)->(%p)\n", This, clipper);
This->clipper = clipper;
return WINED3D_OK;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_GetClipper(IWineD3DSurface *iface, IWineD3DClipper **clipper)
{
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
TRACE("(%p)->(%p)\n", This, clipper);
*clipper = This->clipper;
if(*clipper) {
IWineD3DClipper_AddRef(*clipper);
}
return WINED3D_OK;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_SetContainer(IWineD3DSurface *iface, IWineD3DBase *container) {
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
TRACE("This %p, container %p\n", This, container);
/* We can't keep a reference to the container, since the container already keeps a reference to us. */
TRACE("Setting container to %p from %p\n", container, This->container);
This->container = container;
return WINED3D_OK;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_SetFormat(IWineD3DSurface *iface, WINED3DFORMAT format) {
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
const struct GlPixelFormatDesc *format_desc = getFormatDescEntry(format,
&This->resource.device->adapter->gl_info);
if (This->resource.format_desc->format != WINED3DFMT_UNKNOWN)
{
FIXME("(%p) : The format of the surface must be WINED3DFORMAT_UNKNOWN\n", This);
return WINED3DERR_INVALIDCALL;
}
TRACE("(%p) : Setting texture format to (%d,%s)\n", This, format, debug_d3dformat(format));
This->resource.size = surface_calculate_size(format_desc, This->resource.device->surface_alignment,
This->pow2Width, This->pow2Height);
This->Flags |= (WINED3DFMT_D16_LOCKABLE == format) ? SFLAG_LOCKABLE : 0;
This->resource.format_desc = format_desc;
TRACE("(%p) : Size %d, bytesPerPixel %d\n", This, This->resource.size, format_desc->byte_count);
return WINED3D_OK;
}
HRESULT IWineD3DBaseSurfaceImpl_CreateDIBSection(IWineD3DSurface *iface) {
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
const struct GlPixelFormatDesc *format_desc = This->resource.format_desc;
int extraline = 0;
SYSTEM_INFO sysInfo;
BITMAPINFO* b_info;
HDC ddc;
DWORD *masks;
UINT usage;
if(!(format_desc->Flags & WINED3DFMT_FLAG_GETDC))
{
WARN("Cannot use GetDC on a %s surface\n", debug_d3dformat(format_desc->format));
return WINED3DERR_INVALIDCALL;
}
switch (format_desc->byte_count)
{
case 2:
case 4:
/* Allocate extra space to store the RGB bit masks. */
b_info = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(BITMAPINFOHEADER) + 3 * sizeof(DWORD));
break;
case 3:
b_info = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(BITMAPINFOHEADER));
break;
default:
/* Allocate extra space for a palette. */
b_info = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
sizeof(BITMAPINFOHEADER) + sizeof(RGBQUAD) * (1 << (format_desc->byte_count * 8)));
break;
}
if (!b_info)
return E_OUTOFMEMORY;
/* Some apps access the surface in via DWORDs, and do not take the necessary care at the end of the
* surface. So we need at least extra 4 bytes at the end of the surface. Check against the page size,
* if the last page used for the surface has at least 4 spare bytes we're safe, otherwise
* add an extra line to the dib section
*/
GetSystemInfo(&sysInfo);
if( ((This->resource.size + 3) % sysInfo.dwPageSize) < 4) {
extraline = 1;
TRACE("Adding an extra line to the dib section\n");
}
b_info->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
/* TODO: Is there a nicer way to force a specific alignment? (8 byte for ddraw) */
b_info->bmiHeader.biWidth = IWineD3DSurface_GetPitch(iface) / format_desc->byte_count;
b_info->bmiHeader.biHeight = -This->currentDesc.Height -extraline;
b_info->bmiHeader.biSizeImage = ( This->currentDesc.Height + extraline) * IWineD3DSurface_GetPitch(iface);
b_info->bmiHeader.biPlanes = 1;
b_info->bmiHeader.biBitCount = format_desc->byte_count * 8;
b_info->bmiHeader.biXPelsPerMeter = 0;
b_info->bmiHeader.biYPelsPerMeter = 0;
b_info->bmiHeader.biClrUsed = 0;
b_info->bmiHeader.biClrImportant = 0;
/* Get the bit masks */
masks = (DWORD *)b_info->bmiColors;
switch (This->resource.format_desc->format)
{
case WINED3DFMT_B8G8R8_UNORM:
usage = DIB_RGB_COLORS;
b_info->bmiHeader.biCompression = BI_RGB;
break;
case WINED3DFMT_B5G5R5X1_UNORM:
case WINED3DFMT_B5G5R5A1_UNORM:
case WINED3DFMT_B4G4R4A4_UNORM:
case WINED3DFMT_B4G4R4X4_UNORM:
case WINED3DFMT_B2G3R3_UNORM:
case WINED3DFMT_B2G3R3A8_UNORM:
case WINED3DFMT_R10G10B10A2_UNORM:
case WINED3DFMT_R8G8B8A8_UNORM:
case WINED3DFMT_R8G8B8X8_UNORM:
case WINED3DFMT_B10G10R10A2_UNORM:
case WINED3DFMT_B5G6R5_UNORM:
case WINED3DFMT_R16G16B16A16_UNORM:
usage = 0;
b_info->bmiHeader.biCompression = BI_BITFIELDS;
masks[0] = format_desc->red_mask;
masks[1] = format_desc->green_mask;
masks[2] = format_desc->blue_mask;
break;
default:
/* Don't know palette */
b_info->bmiHeader.biCompression = BI_RGB;
usage = 0;
break;
}
ddc = GetDC(0);
if (ddc == 0) {
HeapFree(GetProcessHeap(), 0, b_info);
return HRESULT_FROM_WIN32(GetLastError());
}
TRACE("Creating a DIB section with size %dx%dx%d, size=%d\n", b_info->bmiHeader.biWidth, b_info->bmiHeader.biHeight, b_info->bmiHeader.biBitCount, b_info->bmiHeader.biSizeImage);
This->dib.DIBsection = CreateDIBSection(ddc, b_info, usage, &This->dib.bitmap_data, 0 /* Handle */, 0 /* Offset */);
ReleaseDC(0, ddc);
if (!This->dib.DIBsection) {
ERR("CreateDIBSection failed!\n");
HeapFree(GetProcessHeap(), 0, b_info);
return HRESULT_FROM_WIN32(GetLastError());
}
TRACE("DIBSection at : %p\n", This->dib.bitmap_data);
/* copy the existing surface to the dib section */
if(This->resource.allocatedMemory) {
memcpy(This->dib.bitmap_data, This->resource.allocatedMemory, This->currentDesc.Height * IWineD3DSurface_GetPitch(iface));
} else {
/* This is to make LockRect read the gl Texture although memory is allocated */
This->Flags &= ~SFLAG_INSYSMEM;
}
This->dib.bitmap_size = b_info->bmiHeader.biSizeImage;
HeapFree(GetProcessHeap(), 0, b_info);
/* Now allocate a HDC */
This->hDC = CreateCompatibleDC(0);
This->dib.holdbitmap = SelectObject(This->hDC, This->dib.DIBsection);
TRACE("using wined3d palette %p\n", This->palette);
SelectPalette(This->hDC,
This->palette ? This->palette->hpal : 0,
FALSE);
This->Flags |= SFLAG_DIBSECTION;
HeapFree(GetProcessHeap(), 0, This->resource.heapMemory);
This->resource.heapMemory = NULL;
return WINED3D_OK;
}
static void convert_r32_float_r16_float(const BYTE *src, BYTE *dst, DWORD pitch_in, DWORD pitch_out,
unsigned int w, unsigned int h)
{
unsigned int x, y;
const float *src_f;
unsigned short *dst_s;
TRACE("Converting %dx%d pixels, pitches %d %d\n", w, h, pitch_in, pitch_out);
for(y = 0; y < h; y++) {
src_f = (const float *)(src + y * pitch_in);
dst_s = (unsigned short *) (dst + y * pitch_out);
for(x = 0; x < w; x++) {
dst_s[x] = float_32_to_16(src_f + x);
}
}
}
static void convert_r5g6b5_x8r8g8b8(const BYTE *src, BYTE *dst,
DWORD pitch_in, DWORD pitch_out, unsigned int w, unsigned int h)
{
static const unsigned char convert_5to8[] =
{
0x00, 0x08, 0x10, 0x19, 0x21, 0x29, 0x31, 0x3a,
0x42, 0x4a, 0x52, 0x5a, 0x63, 0x6b, 0x73, 0x7b,
0x84, 0x8c, 0x94, 0x9c, 0xa5, 0xad, 0xb5, 0xbd,
0xc5, 0xce, 0xd6, 0xde, 0xe6, 0xef, 0xf7, 0xff,
};
static const unsigned char convert_6to8[] =
{
0x00, 0x04, 0x08, 0x0c, 0x10, 0x14, 0x18, 0x1c,
0x20, 0x24, 0x28, 0x2d, 0x31, 0x35, 0x39, 0x3d,
0x41, 0x45, 0x49, 0x4d, 0x51, 0x55, 0x59, 0x5d,
0x61, 0x65, 0x69, 0x6d, 0x71, 0x75, 0x79, 0x7d,
0x82, 0x86, 0x8a, 0x8e, 0x92, 0x96, 0x9a, 0x9e,
0xa2, 0xa6, 0xaa, 0xae, 0xb2, 0xb6, 0xba, 0xbe,
0xc2, 0xc6, 0xca, 0xce, 0xd2, 0xd7, 0xdb, 0xdf,
0xe3, 0xe7, 0xeb, 0xef, 0xf3, 0xf7, 0xfb, 0xff,
};
unsigned int x, y;
TRACE("Converting %ux%u pixels, pitches %u %u\n", w, h, pitch_in, pitch_out);
for (y = 0; y < h; ++y)
{
const WORD *src_line = (const WORD *)(src + y * pitch_in);
DWORD *dst_line = (DWORD *)(dst + y * pitch_out);
for (x = 0; x < w; ++x)
{
WORD pixel = src_line[x];
dst_line[x] = 0xff000000
| convert_5to8[(pixel & 0xf800) >> 11] << 16
| convert_6to8[(pixel & 0x07e0) >> 5] << 8
| convert_5to8[(pixel & 0x001f)];
}
}
}
static void convert_a8r8g8b8_x8r8g8b8(const BYTE *src, BYTE *dst,
DWORD pitch_in, DWORD pitch_out, unsigned int w, unsigned int h)
{
unsigned int x, y;
TRACE("Converting %ux%u pixels, pitches %u %u\n", w, h, pitch_in, pitch_out);
for (y = 0; y < h; ++y)
{
const DWORD *src_line = (const DWORD *)(src + y * pitch_in);
DWORD *dst_line = (DWORD *)(dst + y * pitch_out);
for (x = 0; x < w; ++x)
{
dst_line[x] = 0xff000000 | (src_line[x] & 0xffffff);
}
}
}
struct d3dfmt_convertor_desc {
WINED3DFORMAT from, to;
void (*convert)(const BYTE *src, BYTE *dst, DWORD pitch_in, DWORD pitch_out, unsigned int w, unsigned int h);
};
static const struct d3dfmt_convertor_desc convertors[] =
{
{WINED3DFMT_R32_FLOAT, WINED3DFMT_R16_FLOAT, convert_r32_float_r16_float},
{WINED3DFMT_B5G6R5_UNORM, WINED3DFMT_B8G8R8X8_UNORM, convert_r5g6b5_x8r8g8b8},
{WINED3DFMT_B8G8R8A8_UNORM, WINED3DFMT_B8G8R8X8_UNORM, convert_a8r8g8b8_x8r8g8b8},
};
static inline const struct d3dfmt_convertor_desc *find_convertor(WINED3DFORMAT from, WINED3DFORMAT to)
{
unsigned int i;
for(i = 0; i < (sizeof(convertors) / sizeof(convertors[0])); i++) {
if(convertors[i].from == from && convertors[i].to == to) {
return &convertors[i];
}
}
return NULL;
}
/*****************************************************************************
* surface_convert_format
*
* Creates a duplicate of a surface in a different format. Is used by Blt to
* blit between surfaces with different formats
*
* Parameters
* source: Source surface
* fmt: Requested destination format
*
*****************************************************************************/
static IWineD3DSurfaceImpl *surface_convert_format(IWineD3DSurfaceImpl *source, WINED3DFORMAT to_fmt) {
IWineD3DSurface *ret = NULL;
const struct d3dfmt_convertor_desc *conv;
WINED3DLOCKED_RECT lock_src, lock_dst;
HRESULT hr;
conv = find_convertor(source->resource.format_desc->format, to_fmt);
if(!conv) {
FIXME("Cannot find a conversion function from format %s to %s\n",
debug_d3dformat(source->resource.format_desc->format), debug_d3dformat(to_fmt));
return NULL;
}
IWineD3DDevice_CreateSurface((IWineD3DDevice *)source->resource.device, source->currentDesc.Width,
source->currentDesc.Height, to_fmt, TRUE /* lockable */, TRUE /* discard */, 0 /* level */, &ret,
0 /* usage */, WINED3DPOOL_SCRATCH, WINED3DMULTISAMPLE_NONE /* TODO: Multisampled conversion */,
0 /* MultiSampleQuality */, IWineD3DSurface_GetImplType((IWineD3DSurface *) source),
NULL /* parent */, &wined3d_null_parent_ops);
if(!ret) {
ERR("Failed to create a destination surface for conversion\n");
return NULL;
}
memset(&lock_src, 0, sizeof(lock_src));
memset(&lock_dst, 0, sizeof(lock_dst));
hr = IWineD3DSurface_LockRect((IWineD3DSurface *) source, &lock_src, NULL, WINED3DLOCK_READONLY);
if(FAILED(hr)) {
ERR("Failed to lock the source surface\n");
IWineD3DSurface_Release(ret);
return NULL;
}
hr = IWineD3DSurface_LockRect(ret, &lock_dst, NULL, WINED3DLOCK_READONLY);
if(FAILED(hr)) {
ERR("Failed to lock the dest surface\n");
IWineD3DSurface_UnlockRect((IWineD3DSurface *) source);
IWineD3DSurface_Release(ret);
return NULL;
}
conv->convert(lock_src.pBits, lock_dst.pBits, lock_src.Pitch, lock_dst.Pitch,
source->currentDesc.Width, source->currentDesc.Height);
IWineD3DSurface_UnlockRect(ret);
IWineD3DSurface_UnlockRect((IWineD3DSurface *) source);
return (IWineD3DSurfaceImpl *) ret;
}
/*****************************************************************************
* _Blt_ColorFill
*
* Helper function that fills a memory area with a specific color
*
* Params:
* buf: memory address to start filling at
* width, height: Dimensions of the area to fill
* bpp: Bit depth of the surface
* lPitch: pitch of the surface
* color: Color to fill with
*
*****************************************************************************/
static HRESULT
_Blt_ColorFill(BYTE *buf,
int width, int height,
int bpp, LONG lPitch,
DWORD color)
{
int x, y;
LPBYTE first;
/* Do first row */
#define COLORFILL_ROW(type) \
{ \
type *d = (type *) buf; \
for (x = 0; x < width; x++) \
d[x] = (type) color; \
break; \
}
switch(bpp)
{
case 1: COLORFILL_ROW(BYTE)
case 2: COLORFILL_ROW(WORD)
case 3:
{
BYTE *d = buf;
for (x = 0; x < width; x++,d+=3)
{
d[0] = (color ) & 0xFF;
d[1] = (color>> 8) & 0xFF;
d[2] = (color>>16) & 0xFF;
}
break;
}
case 4: COLORFILL_ROW(DWORD)
default:
FIXME("Color fill not implemented for bpp %d!\n", bpp*8);
return WINED3DERR_NOTAVAILABLE;
}
#undef COLORFILL_ROW
/* Now copy first row */
first = buf;
for (y = 1; y < height; y++)
{
buf += lPitch;
memcpy(buf, first, width * bpp);
}
return WINED3D_OK;
}
/*****************************************************************************
* IWineD3DSurface::Blt, SW emulation version
*
* Performs blits to a surface, eigher from a source of source-less blts
* This is the main functionality of DirectDraw
*
* Params:
* DestRect: Destination rectangle to write to
* SrcSurface: Source surface, can be NULL
* SrcRect: Source rectangle
*****************************************************************************/
HRESULT WINAPI IWineD3DBaseSurfaceImpl_Blt(IWineD3DSurface *iface, const RECT *DestRect, IWineD3DSurface *SrcSurface,
const RECT *SrcRect, DWORD Flags, const WINEDDBLTFX *DDBltFx, WINED3DTEXTUREFILTERTYPE Filter)
{
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
IWineD3DSurfaceImpl *Src = (IWineD3DSurfaceImpl *) SrcSurface;
RECT xdst,xsrc;
HRESULT ret = WINED3D_OK;
WINED3DLOCKED_RECT dlock, slock;
int bpp, srcheight, srcwidth, dstheight, dstwidth, width;
const struct GlPixelFormatDesc *sEntry, *dEntry;
int x, y;
const BYTE *sbuf;
BYTE *dbuf;
TRACE("(%p)->(%p,%p,%p,%x,%p)\n", This, DestRect, Src, SrcRect, Flags, DDBltFx);
if (TRACE_ON(d3d_surface))
{
if (DestRect) TRACE("\tdestrect :%dx%d-%dx%d\n",
DestRect->left, DestRect->top, DestRect->right, DestRect->bottom);
if (SrcRect) TRACE("\tsrcrect :%dx%d-%dx%d\n",
SrcRect->left, SrcRect->top, SrcRect->right, SrcRect->bottom);
#if 0
TRACE("\tflags: ");
DDRAW_dump_DDBLT(Flags);
if (Flags & WINEDDBLT_DDFX)
{
TRACE("\tblitfx: ");
DDRAW_dump_DDBLTFX(DDBltFx->dwDDFX);
}
#endif
}
if ( (This->Flags & SFLAG_LOCKED) || ((Src != NULL) && (Src->Flags & SFLAG_LOCKED)))
{
WARN(" Surface is busy, returning DDERR_SURFACEBUSY\n");
return WINEDDERR_SURFACEBUSY;
}
if(Filter != WINED3DTEXF_NONE && Filter != WINED3DTEXF_POINT) {
/* Can happen when d3d9 apps do a StretchRect call which isn't handled in gl */
FIXME("Filters not supported in software blit\n");
}
/* First check for the validity of source / destination rectangles. This was
* verified using a test application + by MSDN.
*/
if ((Src != NULL) && (SrcRect != NULL) &&
((SrcRect->bottom > Src->currentDesc.Height)||(SrcRect->bottom < 0) ||
(SrcRect->top > Src->currentDesc.Height)||(SrcRect->top < 0) ||
(SrcRect->left > Src->currentDesc.Width) ||(SrcRect->left < 0) ||
(SrcRect->right > Src->currentDesc.Width) ||(SrcRect->right < 0) ||
(SrcRect->right < SrcRect->left) ||(SrcRect->bottom < SrcRect->top)))
{
WARN("Application gave us bad source rectangle for Blt.\n");
return WINEDDERR_INVALIDRECT;
}
/* For the Destination rect, it can be out of bounds on the condition that a clipper
* is set for the given surface.
*/
if ((/*This->clipper == NULL*/ TRUE) && (DestRect) &&
((DestRect->bottom > This->currentDesc.Height)||(DestRect->bottom < 0) ||
(DestRect->top > This->currentDesc.Height)||(DestRect->top < 0) ||
(DestRect->left > This->currentDesc.Width) ||(DestRect->left < 0) ||
(DestRect->right > This->currentDesc.Width) ||(DestRect->right < 0) ||
(DestRect->right < DestRect->left) ||(DestRect->bottom < DestRect->top)))
{
WARN("Application gave us bad destination rectangle for Blt without a clipper set.\n");
return WINEDDERR_INVALIDRECT;
}
/* Now handle negative values in the rectangles. Warning: only supported for now
in the 'simple' cases (ie not in any stretching / rotation cases).
First, the case where nothing is to be done.
*/
if ((DestRect && ((DestRect->bottom <= 0) || (DestRect->right <= 0) ||
(DestRect->top >= (int) This->currentDesc.Height) ||
(DestRect->left >= (int) This->currentDesc.Width))) ||
((Src != NULL) && (SrcRect != NULL) &&
((SrcRect->bottom <= 0) || (SrcRect->right <= 0) ||
(SrcRect->top >= (int) Src->currentDesc.Height) ||
(SrcRect->left >= (int) Src->currentDesc.Width)) ))
{
TRACE("Nothing to be done !\n");
return WINED3D_OK;
}
if (DestRect)
{
xdst = *DestRect;
}
else
{
xdst.top = 0;
xdst.bottom = This->currentDesc.Height;
xdst.left = 0;
xdst.right = This->currentDesc.Width;
}
if (SrcRect)
{
xsrc = *SrcRect;
}
else
{
if (Src)
{
xsrc.top = 0;
xsrc.bottom = Src->currentDesc.Height;
xsrc.left = 0;
xsrc.right = Src->currentDesc.Width;
}
else
{
memset(&xsrc,0,sizeof(xsrc));
}
}
/* The easy case : the source-less blits.... */
if (Src == NULL && DestRect)
{
RECT full_rect;
RECT temp_rect; /* No idea if intersect rect can be the same as one of the source rect */
full_rect.left = 0;
full_rect.top = 0;
full_rect.right = This->currentDesc.Width;
full_rect.bottom = This->currentDesc.Height;
IntersectRect(&temp_rect, &full_rect, DestRect);
xdst = temp_rect;
}
else if (DestRect)
{
/* Only handle clipping on the destination rectangle */
int clip_horiz = (DestRect->left < 0) || (DestRect->right > (int) This->currentDesc.Width );
int clip_vert = (DestRect->top < 0) || (DestRect->bottom > (int) This->currentDesc.Height);
if (clip_vert || clip_horiz)
{
/* Now check if this is a special case or not... */
if ((((DestRect->bottom - DestRect->top ) != (xsrc.bottom - xsrc.top )) && clip_vert ) ||
(((DestRect->right - DestRect->left) != (xsrc.right - xsrc.left)) && clip_horiz) ||
(Flags & WINEDDBLT_DDFX))
{
WARN("Out of screen rectangle in special case. Not handled right now.\n");
return WINED3D_OK;
}
if (clip_horiz)
{
if (DestRect->left < 0) { xsrc.left -= DestRect->left; xdst.left = 0; }
if (DestRect->right > This->currentDesc.Width)
{
xsrc.right -= (DestRect->right - (int) This->currentDesc.Width);
xdst.right = (int) This->currentDesc.Width;
}
}
if (clip_vert)
{
if (DestRect->top < 0)
{
xsrc.top -= DestRect->top;
xdst.top = 0;
}
if (DestRect->bottom > This->currentDesc.Height)
{
xsrc.bottom -= (DestRect->bottom - (int) This->currentDesc.Height);
xdst.bottom = (int) This->currentDesc.Height;
}
}
/* And check if after clipping something is still to be done... */
if ((xdst.bottom <= 0) || (xdst.right <= 0) ||
(xdst.top >= (int) This->currentDesc.Height) ||
(xdst.left >= (int) This->currentDesc.Width) ||
(xsrc.bottom <= 0) || (xsrc.right <= 0) ||
(xsrc.top >= (int) Src->currentDesc.Height) ||
(xsrc.left >= (int) Src->currentDesc.Width))
{
TRACE("Nothing to be done after clipping !\n");
return WINED3D_OK;
}
}
}
if (Src == This)
{
IWineD3DSurface_LockRect(iface, &dlock, NULL, 0);
slock = dlock;
sEntry = This->resource.format_desc;
dEntry = sEntry;
}
else
{
dEntry = This->resource.format_desc;
if (Src)
{
if (This->resource.format_desc->format != Src->resource.format_desc->format)
{
Src = surface_convert_format(Src, dEntry->format);
if(!Src) {
/* The conv function writes a FIXME */
WARN("Cannot convert source surface format to dest format\n");
goto release;
}
}
IWineD3DSurface_LockRect((IWineD3DSurface *) Src, &slock, NULL, WINED3DLOCK_READONLY);
sEntry = Src->resource.format_desc;
}
else
{
sEntry = dEntry;
}
if (DestRect)
IWineD3DSurface_LockRect(iface, &dlock, &xdst, 0);
else
IWineD3DSurface_LockRect(iface, &dlock, NULL, 0);
}
if (!DDBltFx || !(DDBltFx->dwDDFX)) Flags &= ~WINEDDBLT_DDFX;
if (sEntry->Flags & dEntry->Flags & WINED3DFMT_FLAG_FOURCC)
{
if (!DestRect || Src == This)
{
memcpy(dlock.pBits, slock.pBits, This->resource.size);
goto release;
}
}
bpp = This->resource.format_desc->byte_count;
srcheight = xsrc.bottom - xsrc.top;
srcwidth = xsrc.right - xsrc.left;
dstheight = xdst.bottom - xdst.top;
dstwidth = xdst.right - xdst.left;
width = (xdst.right - xdst.left) * bpp;
if (DestRect && Src != This)
dbuf = dlock.pBits;
else
dbuf = (BYTE*)dlock.pBits+(xdst.top*dlock.Pitch)+(xdst.left*bpp);
if (Flags & WINEDDBLT_WAIT)
{
Flags &= ~WINEDDBLT_WAIT;
}
if (Flags & WINEDDBLT_ASYNC)
{
static BOOL displayed = FALSE;
if (!displayed)
FIXME("Can't handle WINEDDBLT_ASYNC flag right now.\n");
displayed = TRUE;
Flags &= ~WINEDDBLT_ASYNC;
}
if (Flags & WINEDDBLT_DONOTWAIT)
{
/* WINEDDBLT_DONOTWAIT appeared in DX7 */
static BOOL displayed = FALSE;
if (!displayed)
FIXME("Can't handle WINEDDBLT_DONOTWAIT flag right now.\n");
displayed = TRUE;
Flags &= ~WINEDDBLT_DONOTWAIT;
}
/* First, all the 'source-less' blits */
if (Flags & WINEDDBLT_COLORFILL)
{
ret = _Blt_ColorFill(dbuf, dstwidth, dstheight, bpp,
dlock.Pitch, DDBltFx->u5.dwFillColor);
Flags &= ~WINEDDBLT_COLORFILL;
}
if (Flags & WINEDDBLT_DEPTHFILL)
{
FIXME("DDBLT_DEPTHFILL needs to be implemented!\n");
}
if (Flags & WINEDDBLT_ROP)
{
/* Catch some degenerate cases here */
switch(DDBltFx->dwROP)
{
case BLACKNESS:
ret = _Blt_ColorFill(dbuf,dstwidth,dstheight,bpp,dlock.Pitch,0);
break;
case 0xAA0029: /* No-op */
break;
case WHITENESS:
ret = _Blt_ColorFill(dbuf,dstwidth,dstheight,bpp,dlock.Pitch,~0);
break;
case SRCCOPY: /* well, we do that below ? */
break;
default:
FIXME("Unsupported raster op: %08x Pattern: %p\n", DDBltFx->dwROP, DDBltFx->u5.lpDDSPattern);
goto error;
}
Flags &= ~WINEDDBLT_ROP;
}
if (Flags & WINEDDBLT_DDROPS)
{
FIXME("\tDdraw Raster Ops: %08x Pattern: %p\n", DDBltFx->dwDDROP, DDBltFx->u5.lpDDSPattern);
}
/* Now the 'with source' blits */
if (Src)
{
const BYTE *sbase;
int sx, xinc, sy, yinc;
if (!dstwidth || !dstheight) /* hmm... stupid program ? */
goto release;
sbase = (BYTE*)slock.pBits+(xsrc.top*slock.Pitch)+xsrc.left*bpp;
xinc = (srcwidth << 16) / dstwidth;
yinc = (srcheight << 16) / dstheight;
if (!Flags)
{
/* No effects, we can cheat here */
if (dstwidth == srcwidth)
{
if (dstheight == srcheight)
{
/* No stretching in either direction. This needs to be as
* fast as possible */
sbuf = sbase;
/* check for overlapping surfaces */
if (Src != This || xdst.top < xsrc.top ||
xdst.right <= xsrc.left || xsrc.right <= xdst.left)
{
/* no overlap, or dst above src, so copy from top downwards */
for (y = 0; y < dstheight; y++)
{
memcpy(dbuf, sbuf, width);
sbuf += slock.Pitch;
dbuf += dlock.Pitch;
}
}
else if (xdst.top > xsrc.top) /* copy from bottom upwards */
{
sbuf += (slock.Pitch*dstheight);
dbuf += (dlock.Pitch*dstheight);
for (y = 0; y < dstheight; y++)
{
sbuf -= slock.Pitch;
dbuf -= dlock.Pitch;
memcpy(dbuf, sbuf, width);
}
}
else /* src and dst overlapping on the same line, use memmove */
{
for (y = 0; y < dstheight; y++)
{
memmove(dbuf, sbuf, width);
sbuf += slock.Pitch;
dbuf += dlock.Pitch;
}
}
} else {
/* Stretching in Y direction only */
for (y = sy = 0; y < dstheight; y++, sy += yinc) {
sbuf = sbase + (sy >> 16) * slock.Pitch;
memcpy(dbuf, sbuf, width);
dbuf += dlock.Pitch;
}
}
}
else
{
/* Stretching in X direction */
int last_sy = -1;
for (y = sy = 0; y < dstheight; y++, sy += yinc)
{
sbuf = sbase + (sy >> 16) * slock.Pitch;
if ((sy >> 16) == (last_sy >> 16))
{
/* this sourcerow is the same as last sourcerow -
* copy already stretched row
*/
memcpy(dbuf, dbuf - dlock.Pitch, width);
}
else
{
#define STRETCH_ROW(type) { \
const type *s = (const type *)sbuf; \
type *d = (type *)dbuf; \
for (x = sx = 0; x < dstwidth; x++, sx += xinc) \
d[x] = s[sx >> 16]; \
break; }
switch(bpp)
{
case 1: STRETCH_ROW(BYTE)
case 2: STRETCH_ROW(WORD)
case 4: STRETCH_ROW(DWORD)
case 3:
{
const BYTE *s;
BYTE *d = dbuf;
for (x = sx = 0; x < dstwidth; x++, sx+= xinc)
{
DWORD pixel;
s = sbuf+3*(sx>>16);
pixel = s[0]|(s[1]<<8)|(s[2]<<16);
d[0] = (pixel )&0xff;
d[1] = (pixel>> 8)&0xff;
d[2] = (pixel>>16)&0xff;
d+=3;
}
break;
}
default:
FIXME("Stretched blit not implemented for bpp %d!\n", bpp*8);
ret = WINED3DERR_NOTAVAILABLE;
goto error;
}
#undef STRETCH_ROW
}
dbuf += dlock.Pitch;
last_sy = sy;
}
}
}
else
{
LONG dstyinc = dlock.Pitch, dstxinc = bpp;
DWORD keylow = 0xFFFFFFFF, keyhigh = 0, keymask = 0xFFFFFFFF;
DWORD destkeylow = 0x0, destkeyhigh = 0xFFFFFFFF, destkeymask = 0xFFFFFFFF;
if (Flags & (WINEDDBLT_KEYSRC | WINEDDBLT_KEYDEST | WINEDDBLT_KEYSRCOVERRIDE | WINEDDBLT_KEYDESTOVERRIDE))
{
/* The color keying flags are checked for correctness in ddraw */
if (Flags & WINEDDBLT_KEYSRC)
{
keylow = Src->SrcBltCKey.dwColorSpaceLowValue;
keyhigh = Src->SrcBltCKey.dwColorSpaceHighValue;
}
else if (Flags & WINEDDBLT_KEYSRCOVERRIDE)
{
keylow = DDBltFx->ddckSrcColorkey.dwColorSpaceLowValue;
keyhigh = DDBltFx->ddckSrcColorkey.dwColorSpaceHighValue;
}
if (Flags & WINEDDBLT_KEYDEST)
{
/* Destination color keys are taken from the source surface ! */
destkeylow = Src->DestBltCKey.dwColorSpaceLowValue;
destkeyhigh = Src->DestBltCKey.dwColorSpaceHighValue;
}
else if (Flags & WINEDDBLT_KEYDESTOVERRIDE)
{
destkeylow = DDBltFx->ddckDestColorkey.dwColorSpaceLowValue;
destkeyhigh = DDBltFx->ddckDestColorkey.dwColorSpaceHighValue;
}
if(bpp == 1)
{
keymask = 0xff;
}
else
{
keymask = sEntry->red_mask
| sEntry->green_mask
| sEntry->blue_mask;
}
Flags &= ~(WINEDDBLT_KEYSRC | WINEDDBLT_KEYDEST | WINEDDBLT_KEYSRCOVERRIDE | WINEDDBLT_KEYDESTOVERRIDE);
}
if (Flags & WINEDDBLT_DDFX)
{
LPBYTE dTopLeft, dTopRight, dBottomLeft, dBottomRight, tmp;
LONG tmpxy;
dTopLeft = dbuf;
dTopRight = dbuf+((dstwidth-1)*bpp);
dBottomLeft = dTopLeft+((dstheight-1)*dlock.Pitch);
dBottomRight = dBottomLeft+((dstwidth-1)*bpp);
if (DDBltFx->dwDDFX & WINEDDBLTFX_ARITHSTRETCHY)
{
/* I don't think we need to do anything about this flag */
WARN("Flags=DDBLT_DDFX nothing done for WINEDDBLTFX_ARITHSTRETCHY\n");
}
if (DDBltFx->dwDDFX & WINEDDBLTFX_MIRRORLEFTRIGHT)
{
tmp = dTopRight;
dTopRight = dTopLeft;
dTopLeft = tmp;
tmp = dBottomRight;
dBottomRight = dBottomLeft;
dBottomLeft = tmp;
dstxinc = dstxinc *-1;
}
if (DDBltFx->dwDDFX & WINEDDBLTFX_MIRRORUPDOWN)
{
tmp = dTopLeft;
dTopLeft = dBottomLeft;
dBottomLeft = tmp;
tmp = dTopRight;
dTopRight = dBottomRight;
dBottomRight = tmp;
dstyinc = dstyinc *-1;
}
if (DDBltFx->dwDDFX & WINEDDBLTFX_NOTEARING)
{
/* I don't think we need to do anything about this flag */
WARN("Flags=DDBLT_DDFX nothing done for WINEDDBLTFX_NOTEARING\n");
}
if (DDBltFx->dwDDFX & WINEDDBLTFX_ROTATE180)
{
tmp = dBottomRight;
dBottomRight = dTopLeft;
dTopLeft = tmp;
tmp = dBottomLeft;
dBottomLeft = dTopRight;
dTopRight = tmp;
dstxinc = dstxinc * -1;
dstyinc = dstyinc * -1;
}
if (DDBltFx->dwDDFX & WINEDDBLTFX_ROTATE270)
{
tmp = dTopLeft;
dTopLeft = dBottomLeft;
dBottomLeft = dBottomRight;
dBottomRight = dTopRight;
dTopRight = tmp;
tmpxy = dstxinc;
dstxinc = dstyinc;
dstyinc = tmpxy;
dstxinc = dstxinc * -1;
}
if (DDBltFx->dwDDFX & WINEDDBLTFX_ROTATE90)
{
tmp = dTopLeft;
dTopLeft = dTopRight;
dTopRight = dBottomRight;
dBottomRight = dBottomLeft;
dBottomLeft = tmp;
tmpxy = dstxinc;
dstxinc = dstyinc;
dstyinc = tmpxy;
dstyinc = dstyinc * -1;
}
if (DDBltFx->dwDDFX & WINEDDBLTFX_ZBUFFERBASEDEST)
{
/* I don't think we need to do anything about this flag */
WARN("Flags=WINEDDBLT_DDFX nothing done for WINEDDBLTFX_ZBUFFERBASEDEST\n");
}
dbuf = dTopLeft;
Flags &= ~(WINEDDBLT_DDFX);
}
#define COPY_COLORKEY_FX(type) { \
const type *s; \
type *d = (type *)dbuf, *dx, tmp; \
for (y = sy = 0; y < dstheight; y++, sy += yinc) { \
s = (const type*)(sbase + (sy >> 16) * slock.Pitch); \
dx = d; \
for (x = sx = 0; x < dstwidth; x++, sx += xinc) { \
tmp = s[sx >> 16]; \
if (((tmp & keymask) < keylow || (tmp & keymask) > keyhigh) && \
((dx[0] & destkeymask) >= destkeylow && (dx[0] & destkeymask) <= destkeyhigh)) { \
dx[0] = tmp; \
} \
dx = (type*)(((LPBYTE)dx)+dstxinc); \
} \
d = (type*)(((LPBYTE)d)+dstyinc); \
} \
break; }
switch (bpp) {
case 1: COPY_COLORKEY_FX(BYTE)
case 2: COPY_COLORKEY_FX(WORD)
case 4: COPY_COLORKEY_FX(DWORD)
case 3:
{
const BYTE *s;
BYTE *d = dbuf, *dx;
for (y = sy = 0; y < dstheight; y++, sy += yinc)
{
sbuf = sbase + (sy >> 16) * slock.Pitch;
dx = d;
for (x = sx = 0; x < dstwidth; x++, sx+= xinc)
{
DWORD pixel, dpixel = 0;
s = sbuf+3*(sx>>16);
pixel = s[0]|(s[1]<<8)|(s[2]<<16);
dpixel = dx[0]|(dx[1]<<8)|(dx[2]<<16);
if (((pixel & keymask) < keylow || (pixel & keymask) > keyhigh) &&
((dpixel & keymask) >= destkeylow || (dpixel & keymask) <= keyhigh))
{
dx[0] = (pixel )&0xff;
dx[1] = (pixel>> 8)&0xff;
dx[2] = (pixel>>16)&0xff;
}
dx+= dstxinc;
}
d += dstyinc;
}
break;
}
default:
FIXME("%s color-keyed blit not implemented for bpp %d!\n",
(Flags & WINEDDBLT_KEYSRC) ? "Source" : "Destination", bpp*8);
ret = WINED3DERR_NOTAVAILABLE;
goto error;
#undef COPY_COLORKEY_FX
}
}
}
error:
if (Flags && FIXME_ON(d3d_surface))
{
FIXME("\tUnsupported flags: %08x\n", Flags);
}
release:
IWineD3DSurface_UnlockRect(iface);
if (Src && Src != This) IWineD3DSurface_UnlockRect((IWineD3DSurface *) Src);
/* Release the converted surface if any */
if (Src && SrcSurface != (IWineD3DSurface *) Src) IWineD3DSurface_Release((IWineD3DSurface *) Src);
return ret;
}
/*****************************************************************************
* IWineD3DSurface::BltFast, SW emulation version
*
* This is the software implementation of BltFast, as used by GDI surfaces
* and as a fallback for OpenGL surfaces. This code is taken from the old
* DirectDraw code, and was originally written by TransGaming.
*
* Params:
* dstx:
* dsty:
* Source: Source surface to copy from
* rsrc: Source rectangle
* trans: Some Flags
*
* Returns:
* WINED3D_OK on success
*
*****************************************************************************/
HRESULT WINAPI IWineD3DBaseSurfaceImpl_BltFast(IWineD3DSurface *iface, DWORD dstx, DWORD dsty,
IWineD3DSurface *Source, const RECT *rsrc, DWORD trans)
{
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *) iface;
IWineD3DSurfaceImpl *Src = (IWineD3DSurfaceImpl *) Source;
int bpp, w, h, x, y;
WINED3DLOCKED_RECT dlock,slock;
HRESULT ret = WINED3D_OK;
RECT rsrc2;
RECT lock_src, lock_dst, lock_union;
const BYTE *sbuf;
BYTE *dbuf;
const struct GlPixelFormatDesc *sEntry, *dEntry;
if (TRACE_ON(d3d_surface))
{
TRACE("(%p)->(%d,%d,%p,%p,%08x)\n", This,dstx,dsty,Src,rsrc,trans);
if (rsrc)
{
TRACE("\tsrcrect: %dx%d-%dx%d\n",rsrc->left,rsrc->top,
rsrc->right,rsrc->bottom);
}
else
{
TRACE(" srcrect: NULL\n");
}
}
if ((This->Flags & SFLAG_LOCKED) ||
(Src->Flags & SFLAG_LOCKED))
{
WARN(" Surface is busy, returning DDERR_SURFACEBUSY\n");
return WINEDDERR_SURFACEBUSY;
}
if (!rsrc)
{
WARN("rsrc is NULL!\n");
rsrc2.left = 0;
rsrc2.top = 0;
rsrc2.right = Src->currentDesc.Width;
rsrc2.bottom = Src->currentDesc.Height;
rsrc = &rsrc2;
}
/* Check source rect for validity. Copied from normal Blt. Fixes Baldur's Gate.*/
if ((rsrc->bottom > Src->currentDesc.Height) || (rsrc->bottom < 0) ||
(rsrc->top > Src->currentDesc.Height) || (rsrc->top < 0) ||
(rsrc->left > Src->currentDesc.Width) || (rsrc->left < 0) ||
(rsrc->right > Src->currentDesc.Width) || (rsrc->right < 0) ||
(rsrc->right < rsrc->left) || (rsrc->bottom < rsrc->top))
{
WARN("Application gave us bad source rectangle for BltFast.\n");
return WINEDDERR_INVALIDRECT;
}
h = rsrc->bottom - rsrc->top;
if (h > This->currentDesc.Height-dsty) h = This->currentDesc.Height-dsty;
if (h > Src->currentDesc.Height-rsrc->top) h=Src->currentDesc.Height-rsrc->top;
if (h <= 0) return WINEDDERR_INVALIDRECT;
w = rsrc->right - rsrc->left;
if (w > This->currentDesc.Width-dstx) w = This->currentDesc.Width-dstx;
if (w > Src->currentDesc.Width-rsrc->left) w = Src->currentDesc.Width-rsrc->left;
if (w <= 0) return WINEDDERR_INVALIDRECT;
/* Now compute the locking rectangle... */
lock_src.left = rsrc->left;
lock_src.top = rsrc->top;
lock_src.right = lock_src.left + w;
lock_src.bottom = lock_src.top + h;
lock_dst.left = dstx;
lock_dst.top = dsty;
lock_dst.right = dstx + w;
lock_dst.bottom = dsty + h;
bpp = This->resource.format_desc->byte_count;
/* We need to lock the surfaces, or we won't get refreshes when done. */
if (Src == This)
{
int pitch;
UnionRect(&lock_union, &lock_src, &lock_dst);
/* Lock the union of the two rectangles */
ret = IWineD3DSurface_LockRect(iface, &dlock, &lock_union, 0);
if(ret != WINED3D_OK) goto error;
pitch = dlock.Pitch;
slock.Pitch = dlock.Pitch;
/* Since slock was originally copied from this surface's description, we can just reuse it */
sbuf = This->resource.allocatedMemory + lock_src.top * pitch + lock_src.left * bpp;
dbuf = This->resource.allocatedMemory + lock_dst.top * pitch + lock_dst.left * bpp;
sEntry = Src->resource.format_desc;
dEntry = sEntry;
}
else
{
ret = IWineD3DSurface_LockRect(Source, &slock, &lock_src, WINED3DLOCK_READONLY);
if(ret != WINED3D_OK) goto error;
ret = IWineD3DSurface_LockRect(iface, &dlock, &lock_dst, 0);
if(ret != WINED3D_OK) goto error;
sbuf = slock.pBits;
dbuf = dlock.pBits;
TRACE("Dst is at %p, Src is at %p\n", dbuf, sbuf);
sEntry = Src->resource.format_desc;
dEntry = This->resource.format_desc;
}
/* Handle compressed surfaces first... */
if (sEntry->Flags & dEntry->Flags & WINED3DFMT_FLAG_COMPRESSED)
{
UINT row_block_count;
TRACE("compressed -> compressed copy\n");
if (trans)
FIXME("trans arg not supported when a compressed surface is involved\n");
if (dstx || dsty)
FIXME("offset for destination surface is not supported\n");
if (Src->resource.format_desc->format != This->resource.format_desc->format)
{
FIXME("compressed -> compressed copy only supported for the same type of surface\n");
ret = WINED3DERR_WRONGTEXTUREFORMAT;
goto error;
}
row_block_count = (w + dEntry->block_width - 1) / dEntry->block_width;
for (y = 0; y < h; y += dEntry->block_height)
{
memcpy(dbuf, sbuf, row_block_count * dEntry->block_byte_count);
dbuf += dlock.Pitch;
sbuf += slock.Pitch;
}
goto error;
}
if ((sEntry->Flags & WINED3DFMT_FLAG_COMPRESSED) && !(dEntry->Flags & WINED3DFMT_FLAG_COMPRESSED))
{
/* TODO: Use the libtxc_dxtn.so shared library to do
* software decompression
*/
ERR("Software decompression not supported.\n");
goto error;
}
if (trans & (WINEDDBLTFAST_SRCCOLORKEY | WINEDDBLTFAST_DESTCOLORKEY))
{
DWORD keylow, keyhigh;
DWORD mask = Src->resource.format_desc->red_mask |
Src->resource.format_desc->green_mask |
Src->resource.format_desc->blue_mask;
/* For some 8-bit formats like L8 and P8 color masks don't make sense */
if(!mask && bpp==1)
mask = 0xff;
TRACE("Color keyed copy\n");
if (trans & WINEDDBLTFAST_SRCCOLORKEY)
{
keylow = Src->SrcBltCKey.dwColorSpaceLowValue;
keyhigh = Src->SrcBltCKey.dwColorSpaceHighValue;
}
else
{
/* I'm not sure if this is correct */
FIXME("WINEDDBLTFAST_DESTCOLORKEY not fully supported yet.\n");
keylow = This->DestBltCKey.dwColorSpaceLowValue;
keyhigh = This->DestBltCKey.dwColorSpaceHighValue;
}
#define COPYBOX_COLORKEY(type) { \
const type *s = (const type *)sbuf; \
type *d = (type *)dbuf; \
type tmp; \
for (y = 0; y < h; y++) { \
for (x = 0; x < w; x++) { \
tmp = s[x]; \
if ((tmp & mask) < keylow || (tmp & mask) > keyhigh) d[x] = tmp; \
} \
s = (const type *)((const BYTE *)s + slock.Pitch); \
d = (type *)((BYTE *)d + dlock.Pitch); \
} \
break; \
}
switch (bpp) {
case 1: COPYBOX_COLORKEY(BYTE)
case 2: COPYBOX_COLORKEY(WORD)
case 4: COPYBOX_COLORKEY(DWORD)
case 3:
{
const BYTE *s;
BYTE *d;
DWORD tmp;
s = sbuf;
d = dbuf;
for (y = 0; y < h; y++)
{
for (x = 0; x < w * 3; x += 3)
{
tmp = (DWORD)s[x] + ((DWORD)s[x + 1] << 8) + ((DWORD)s[x + 2] << 16);
if (tmp < keylow || tmp > keyhigh)
{
d[x + 0] = s[x + 0];
d[x + 1] = s[x + 1];
d[x + 2] = s[x + 2];
}
}
s += slock.Pitch;
d += dlock.Pitch;
}
break;
}
default:
FIXME("Source color key blitting not supported for bpp %d\n",bpp*8);
ret = WINED3DERR_NOTAVAILABLE;
goto error;
}
#undef COPYBOX_COLORKEY
TRACE("Copy Done\n");
}
else
{
int width = w * bpp;
INT sbufpitch, dbufpitch;
TRACE("NO color key copy\n");
/* Handle overlapping surfaces */
if (sbuf < dbuf)
{
sbuf += (h - 1) * slock.Pitch;
dbuf += (h - 1) * dlock.Pitch;
sbufpitch = -slock.Pitch;
dbufpitch = -dlock.Pitch;
}
else
{
sbufpitch = slock.Pitch;
dbufpitch = dlock.Pitch;
}
for (y = 0; y < h; y++)
{
/* This is pretty easy, a line for line memcpy */
memmove(dbuf, sbuf, width);
sbuf += sbufpitch;
dbuf += dbufpitch;
}
TRACE("Copy done\n");
}
error:
if (Src == This)
{
IWineD3DSurface_UnlockRect(iface);
}
else
{
IWineD3DSurface_UnlockRect(iface);
IWineD3DSurface_UnlockRect(Source);
}
return ret;
}
HRESULT WINAPI IWineD3DBaseSurfaceImpl_LockRect(IWineD3DSurface *iface, WINED3DLOCKED_RECT* pLockedRect, CONST RECT* pRect, DWORD Flags)
{
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
TRACE("(%p) : rect@%p flags(%08x), output lockedRect@%p, memory@%p\n",
This, pRect, Flags, pLockedRect, This->resource.allocatedMemory);
pLockedRect->Pitch = IWineD3DSurface_GetPitch(iface);
if (NULL == pRect)
{
pLockedRect->pBits = This->resource.allocatedMemory;
This->lockedRect.left = 0;
This->lockedRect.top = 0;
This->lockedRect.right = This->currentDesc.Width;
This->lockedRect.bottom = This->currentDesc.Height;
TRACE("Locked Rect (%p) = l %d, t %d, r %d, b %d\n",
&This->lockedRect, This->lockedRect.left, This->lockedRect.top,
This->lockedRect.right, This->lockedRect.bottom);
}
else
{
const struct GlPixelFormatDesc *format_desc = This->resource.format_desc;
TRACE("Lock Rect (%p) = l %d, t %d, r %d, b %d\n",
pRect, pRect->left, pRect->top, pRect->right, pRect->bottom);
if (format_desc->Flags & WINED3DFMT_FLAG_COMPRESSED)
{
/* Compressed textures are block based, so calculate the offset of
* the block that contains the top-left pixel of the locked rectangle. */
pLockedRect->pBits = This->resource.allocatedMemory
+ ((pRect->top / format_desc->block_height) * pLockedRect->Pitch)
+ ((pRect->left / format_desc->block_width) * format_desc->block_byte_count);
}
else
{
pLockedRect->pBits = This->resource.allocatedMemory +
(pLockedRect->Pitch * pRect->top) +
(pRect->left * format_desc->byte_count);
}
This->lockedRect.left = pRect->left;
This->lockedRect.top = pRect->top;
This->lockedRect.right = pRect->right;
This->lockedRect.bottom = pRect->bottom;
}
/* No dirtifying is needed for this surface implementation */
TRACE("returning memory@%p, pitch(%d)\n", pLockedRect->pBits, pLockedRect->Pitch);
return WINED3D_OK;
}
void WINAPI IWineD3DBaseSurfaceImpl_BindTexture(IWineD3DSurface *iface, BOOL srgb) {
ERR("Should not be called on base texture\n");
}
/* TODO: think about moving this down to resource? */
const void *WINAPI IWineD3DBaseSurfaceImpl_GetData(IWineD3DSurface *iface)
{
IWineD3DSurfaceImpl *This = (IWineD3DSurfaceImpl *)iface;
/* This should only be called for sysmem textures, it may be a good idea
* to extend this to all pools at some point in the future */
if (This->resource.pool != WINED3DPOOL_SYSTEMMEM)
{
FIXME("(%p) Attempting to get system memory for a non-system memory texture\n", iface);
}
return This->resource.allocatedMemory;
}
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