diff options
Diffstat (limited to 'src/mesa/drivers/d3d/D3DUTILS.CPP')
| -rw-r--r-- | src/mesa/drivers/d3d/D3DUTILS.CPP | 639 |
1 files changed, 639 insertions, 0 deletions
diff --git a/src/mesa/drivers/d3d/D3DUTILS.CPP b/src/mesa/drivers/d3d/D3DUTILS.CPP new file mode 100644 index 00000000000..381e09f2a13 --- /dev/null +++ b/src/mesa/drivers/d3d/D3DUTILS.CPP @@ -0,0 +1,639 @@ +/*===========================================================================*/
+/* */
+/* Mesa-3.0 DirectX 6 Driver */
+/* */
+/* By Leigh McRae */
+/* */
+/* http://www.altsoftware.com/ */
+/* */
+/* Copyright (c) 1999-1998 alt.software inc. All Rights Reserved */
+/*===========================================================================*/
+#include "D3DHAL.h"
+/*===========================================================================*/
+/* Local only functions. */
+/*===========================================================================*/
+static int CountTrailingZeros( DWORD dwMask );
+/*===========================================================================*/
+/* This function is used to get the pointer to the surface and the pitch for*/
+/* the scanline rendering functions. */
+/*===========================================================================*/
+/* RETURN: */
+/*===========================================================================*/
+extern "C" DDSURFACEDESC2 *LockHAL( PMESAD3DSHARED pShared, BOOL bBack )
+{
+ PMESAD3DHAL pHAL = (PMESAD3DHAL)pShared;
+ static DDSURFACEDESC2 ddsd2;
+ HRESULT rc;
+
+ DPF(( DBG_FUNC, "LockHAL();" ));
+
+ /* Set the request structure up first. */
+ memset( &ddsd2, 0, sizeof(DDSURFACEDESC2) );
+ ddsd2.dwSize = sizeof(DDSURFACEDESC2);
+
+ /* Make sure we have enough info. */
+ if ( pHAL )
+ {
+ rc = pHAL->lpDDSRender->Lock( NULL, &ddsd2, DDLOCK_WAIT, NULL );
+ if ( FAILED(rc) )
+ {
+ RIP( pHAL, "Lock (RENDER) ->", ErrorStringD3D(rc) );
+ }
+ }
+
+ return &ddsd2;
+}
+/*===========================================================================*/
+/* This is just a simple wrapper. I probably don't need to do any error */
+/* checking as the Lock must have worked inorder to get here... */
+/*===========================================================================*/
+/* RETURN: */
+/*===========================================================================*/
+extern "C" void UnlockHAL( PMESAD3DSHARED pShared, BOOL bBack )
+{
+ PMESAD3DHAL pHAL = (PMESAD3DHAL)pShared;
+ HRESULT rc;
+
+ DPF(( DBG_FUNC, "UnlockHAL();" ));
+
+ /* Make sure we have enough info. */
+ if ( pHAL )
+ {
+ rc = pHAL->lpDDSRender->Unlock( NULL );
+ if ( FAILED(rc) )
+ {
+ RIP( pHAL, "Unlock (RENDER) ->", ErrorStringD3D(rc) );
+ }
+ }
+}
+/*===========================================================================*/
+/* This function will track the main/Primary window that will be used as the*/
+/* target for the Blt in SwapBuffers. As a side effect the call will check */
+/* to see if the primary surface is the same size and position as the screen.*/
+/* If they are the same size we will call it fullscreen... */
+/*===========================================================================*/
+/* RETURN: */
+/*===========================================================================*/
+extern "C" void UpdateScreenPosHAL( PMESAD3DSHARED pShared )
+{
+ PMESAD3DHAL pHAL = (PMESAD3DHAL)pShared;
+ POINT pt;
+ DWORD dwWidth, dwHeight;
+
+ DPF(( DBG_FUNC, "UpdateScreenPosHAL();" ));
+
+ /* Make sure we have enough info. */
+ if ( pHAL != NULL )
+ {
+ /* Update the windows screen position. */
+ GetClientRect( pShared->hwnd, &pShared->rectW );
+ pt.x = pt.y = 0;
+ ClientToScreen( pShared->hwnd, &pt );
+ OffsetRect( &pShared->rectW, pt.x, pt.y);
+
+ /* Compare the primary to the screen. */
+ dwWidth = GetSystemMetrics( SM_CXSCREEN );
+ dwHeight = GetSystemMetrics( SM_CYSCREEN );
+ if ( (pShared->rectW.left > 0) || (pShared->rectW.top > 0) ||
+ (pShared->rectW.right > dwWidth) || (pShared->rectW.bottom > dwHeight) )
+ pShared->bWindow = TRUE;
+ else
+ pShared->bWindow = FALSE;
+ }
+}
+/*===========================================================================*/
+/* This function will fill in the pixel info structure defined in D3Dshared.*/
+/* Basicly it will take a DirectDraw pixelformat structure and make scaling */
+/* values that will convert from 8bit channels to whatever the supplied ddpf */
+/* uses. Also we will generate shift values that will be used to get move */
+/* each component of the pixel into place. */
+/* I have now added a special case for a 1bit alpha channel. If I find a 1b*/
+/* alpha then I will set the scale to -1.0 which should be unique. Later I */
+/* can check the alpha scale value too see if its -1.0 and thus handle it. I*/
+/* was finding that the case was not working tom my advantage so this is my */
+/* HACK for the day. As a TODO I should work on this... */
+/*===========================================================================*/
+/* RETURN: */
+/*===========================================================================*/
+void Solve8BitChannelPixelFormat( DDPIXELFORMAT *pddpf, PPIXELINFO pPixel )
+{
+ DPF(( DBG_FUNC, "Solve8BitChannelPixelFromat();" ));
+
+ memset( pPixel, 0, sizeof(PPIXELINFO) );
+
+ /* Check too see if the color space is valid in the PF. */
+ if ( pddpf->dwFlags & DDPF_RGB )
+ {
+ /* Solve the red stuff. */
+ pPixel->dwRMask = pddpf->dwRBitMask;
+ pPixel->rShift = CountTrailingZeros( pPixel->dwRMask );
+ pPixel->rScale = (float)0.00392156 * (float)(pPixel->dwRMask >> pPixel->rShift);
+
+ /* Solve the green thingy's. */
+ pPixel->dwGMask = pddpf->dwGBitMask;
+ pPixel->gShift = CountTrailingZeros( pPixel->dwGMask );
+ pPixel->gScale = (float)0.00392156 * (float)(pPixel->dwGMask >> pPixel->gShift);
+
+ /* Solve the blues. */
+ pPixel->dwBMask = pddpf->dwBBitMask;
+ pPixel->bShift = CountTrailingZeros( pddpf->dwBBitMask );
+ pPixel->bScale = (float)0.00392156 * (float)(pddpf->dwBBitMask >> pPixel->bShift);
+ }
+
+ /* Do the alpha channel if there is one. */
+ if ( pddpf->dwFlags & DDPF_ALPHAPIXELS )
+ {
+ pPixel->dwAMask = pddpf->dwRGBAlphaBitMask;
+ pPixel->aShift = CountTrailingZeros( pPixel->dwAMask );
+
+ /* Special case a 1bit alpha. */
+ if ( (pPixel->dwAMask >> pPixel->aShift) == 1 )
+ pPixel->aScale = -1.0;
+ else
+ pPixel->aScale = (float)0.00392156 * (float)(pPixel->dwAMask >> pPixel->aShift);
+ }
+
+ /* Get the size of the pixel in bytes. Should work as dwRGBBitCount is in a union. */
+ pPixel->cb = pddpf->dwRGBBitCount / 8;
+}
+/*===========================================================================*/
+/* See RETURN :) */
+/*===========================================================================*/
+/* RETURN: number of contiguous zeros starting from the right. */
+/*===========================================================================*/
+static int CountTrailingZeros( DWORD dwMask )
+{
+ DWORD Mask;
+
+ if ( dwMask == 0 )
+ return 32;
+
+ /* Can't take credit for this one! */
+ Mask = dwMask & -(int)dwMask;
+ return ((Mask & 0xFFFF0000)!=0) << 4
+ | ((Mask & 0xFF00FF00)!=0) << 3
+ | ((Mask & 0xF0F0F0F0)!=0) << 2
+ | ((Mask & 0xCCCCCCCC)!=0) << 1
+ | ((Mask & 0xAAAAAAAA)!=0);
+}
+/*===========================================================================*/
+/* This function will convert the DDraw error code to its macro string. The*/
+/* returned pointer is static so you need not worry about memory managemnet */
+/* but the error message gets written over from call to call... */
+/*===========================================================================*/
+/* RETURN: pointer to the single static buffer that hold the error message. */
+/*===========================================================================*/
+char *ErrorStringD3D( HRESULT hr )
+{
+ static char errorString[128];
+
+ switch( hr )
+ {
+ case DDERR_ALREADYINITIALIZED:
+ strcpy( errorString, "DDERR_ALREADYINITIALIZED" );
+ break;
+
+ case DDERR_CANNOTATTACHSURFACE:
+ strcpy( errorString, "DDERR_CANNOTATTACHSURFACE" );
+ break;
+
+ case DDERR_CANNOTDETACHSURFACE:
+ strcpy( errorString, "DDERR_CANNOTDETACHSURFACE" );
+ break;
+
+ case DDERR_CURRENTLYNOTAVAIL:
+ strcpy( errorString, "DDERR_CURRENTLYNOTAVAIL" );
+ break;
+
+ case DDERR_EXCEPTION:
+ strcpy( errorString, "DDERR_EXCEPTION" );
+ break;
+
+ case DDERR_GENERIC:
+ strcpy( errorString, "DDERR_GENERIC" );
+ break;
+
+ case DDERR_HEIGHTALIGN:
+ strcpy( errorString, "DDERR_HEIGHTALIGN" );
+ break;
+
+ case DDERR_INCOMPATIBLEPRIMARY:
+ strcpy( errorString, "DDERR_INCOMPATIBLEPRIMARY" );
+ break;
+
+ case DDERR_INVALIDCAPS:
+ strcpy( errorString, "DDERR_INVALIDCAPS" );
+ break;
+
+ case DDERR_INVALIDCLIPLIST:
+ strcpy( errorString, "DDERR_INVALIDCLIPLIST" );
+ break;
+
+ case DDERR_INVALIDMODE:
+ strcpy( errorString, "DDERR_INVALIDMODE" );
+ break;
+
+ case DDERR_INVALIDOBJECT:
+ strcpy( errorString, "DDERR_INVALIDOBJECT" );
+ break;
+
+ case DDERR_INVALIDPARAMS:
+ strcpy( errorString, "DDERR_INVALIDPARAMS" );
+ break;
+
+ case DDERR_INVALIDPIXELFORMAT:
+ strcpy( errorString, "DDERR_INVALIDPIXELFORMAT" );
+ break;
+
+ case DDERR_INVALIDRECT:
+ strcpy( errorString, "DDERR_INVALIDRECT" );
+ break;
+
+ case DDERR_LOCKEDSURFACES:
+ strcpy( errorString, "DDERR_LOCKEDSURFACES" );
+ break;
+
+ case DDERR_NO3D:
+ strcpy( errorString, "DDERR_NO3D" );
+ break;
+
+ case DDERR_NOALPHAHW:
+ strcpy( errorString, "DDERR_NOALPHAHW" );
+ break;
+
+ case DDERR_NOCLIPLIST:
+ strcpy( errorString, "DDERR_NOCLIPLIST" );
+ break;
+
+ case DDERR_NOCOLORCONVHW:
+ strcpy( errorString, "DDERR_NOCOLORCONVHW" );
+ break;
+
+ case DDERR_NOCOOPERATIVELEVELSET:
+ strcpy( errorString, "DDERR_NOCOOPERATIVELEVELSET" );
+ break;
+
+ case DDERR_NOCOLORKEY:
+ strcpy( errorString, "DDERR_NOCOLORKEY" );
+ break;
+
+ case DDERR_NOCOLORKEYHW:
+ strcpy( errorString, "DDERR_NOCOLORKEYHW" );
+ break;
+
+ case DDERR_NODIRECTDRAWSUPPORT:
+ strcpy( errorString, "DDERR_NODIRECTDRAWSUPPORT" );
+ break;
+
+ case DDERR_NOEXCLUSIVEMODE:
+ strcpy( errorString, "DDERR_NOEXCLUSIVEMODE" );
+ break;
+
+ case DDERR_NOFLIPHW:
+ strcpy( errorString, "DDERR_NOFLIPHW" );
+ break;
+
+ case DDERR_NOGDI:
+ strcpy( errorString, "DDERR_NOGDI" );
+ break;
+
+ case DDERR_NOMIRRORHW:
+ strcpy( errorString, "DDERR_NOMIRRORHW" );
+ break;
+
+ case DDERR_NOTFOUND:
+ strcpy( errorString, "DDERR_NOTFOUND" );
+ break;
+
+ case DDERR_NOOVERLAYHW:
+ strcpy( errorString, "DDERR_NOOVERLAYHW" );
+ break;
+
+ case DDERR_OVERLAPPINGRECTS:
+ strcpy( errorString, "DDERR_OVERLAPPINGRECTS" );
+ break;
+
+ case DDERR_NORASTEROPHW:
+ strcpy( errorString, "DDERR_NORASTEROPHW" );
+ break;
+
+ case DDERR_NOROTATIONHW:
+ strcpy( errorString, "DDERR_NOROTATIONHW" );
+ break;
+
+ case DDERR_NOSTRETCHHW:
+ strcpy( errorString, "DDERR_NOSTRETCHHW" );
+ break;
+
+ case DDERR_NOT4BITCOLOR:
+ strcpy( errorString, "DDERR_NOT4BITCOLOR" );
+ break;
+
+ case DDERR_NOT4BITCOLORINDEX:
+ strcpy( errorString, "DDERR_NOT4BITCOLORINDEX" );
+ break;
+
+ case DDERR_NOT8BITCOLOR:
+ strcpy( errorString, "DDERR_NOT8BITCOLOR" );
+ break;
+
+ case DDERR_NOTEXTUREHW:
+ strcpy( errorString, "DDERR_NOTEXTUREHW" );
+ break;
+
+ case DDERR_NOVSYNCHW:
+ strcpy( errorString, "DDERR_NOVSYNCHW" );
+ break;
+
+ case DDERR_NOZBUFFERHW:
+ strcpy( errorString, "DDERR_NOZBUFFERHW" );
+ break;
+
+ case DDERR_NOZOVERLAYHW:
+ strcpy( errorString, "DDERR_NOZOVERLAYHW" );
+ break;
+
+ case DDERR_OUTOFCAPS:
+ strcpy( errorString, "DDERR_OUTOFCAPS" );
+ break;
+
+ case DDERR_OUTOFMEMORY:
+ strcpy( errorString, "DDERR_OUTOFMEMORY" );
+ break;
+
+ case DDERR_OUTOFVIDEOMEMORY:
+ strcpy( errorString, "DDERR_OUTOFVIDEOMEMORY" );
+ break;
+
+ case DDERR_OVERLAYCANTCLIP:
+ strcpy( errorString, "DDERR_OVERLAYCANTCLIP" );
+ break;
+
+ case DDERR_OVERLAYCOLORKEYONLYONEACTIVE:
+ strcpy( errorString, "DDERR_OVERLAYCOLORKEYONLYONEACTIVE" );
+ break;
+
+ case DDERR_PALETTEBUSY:
+ strcpy( errorString, "DDERR_PALETTEBUSY" );
+ break;
+
+ case DDERR_COLORKEYNOTSET:
+ strcpy( errorString, "DDERR_COLORKEYNOTSET" );
+ break;
+
+ case DDERR_SURFACEALREADYATTACHED:
+ strcpy( errorString, "DDERR_SURFACEALREADYATTACHED" );
+ break;
+
+ case DDERR_SURFACEALREADYDEPENDENT:
+ strcpy( errorString, "DDERR_SURFACEALREADYDEPENDENT" );
+ break;
+
+ case DDERR_SURFACEBUSY:
+ strcpy( errorString, "DDERR_SURFACEBUSY" );
+ break;
+
+ case DDERR_CANTLOCKSURFACE:
+ strcpy( errorString, "DDERR_CANTLOCKSURFACE" );
+ break;
+
+ case DDERR_SURFACEISOBSCURED:
+ strcpy( errorString, "DDERR_SURFACEISOBSCURED" );
+ break;
+
+ case DDERR_SURFACELOST:
+ strcpy( errorString, "DDERR_SURFACELOST" );
+ break;
+
+ case DDERR_SURFACENOTATTACHED:
+ strcpy( errorString, "DDERR_SURFACENOTATTACHED" );
+ break;
+
+ case DDERR_TOOBIGHEIGHT:
+ strcpy( errorString, "DDERR_TOOBIGHEIGHT" );
+ break;
+
+ case DDERR_TOOBIGSIZE:
+ strcpy( errorString, "DDERR_TOOBIGSIZE" );
+ break;
+
+ case DDERR_TOOBIGWIDTH:
+ strcpy( errorString, "DDERR_TOOBIGWIDTH" );
+ break;
+
+ case DDERR_UNSUPPORTED:
+ strcpy( errorString, "DDERR_UNSUPPORTED" );
+ break;
+
+ case DDERR_UNSUPPORTEDFORMAT:
+ strcpy( errorString, "DDERR_UNSUPPORTEDFORMAT" );
+ break;
+
+ case DDERR_UNSUPPORTEDMASK:
+ strcpy( errorString, "DDERR_UNSUPPORTEDMASK" );
+ break;
+
+ case DDERR_INVALIDSTREAM:
+ strcpy( errorString, "DDERR_INVALIDSTREAM" );
+ break;
+
+ case DDERR_VERTICALBLANKINPROGRESS:
+ strcpy( errorString, "DDERR_VERTICALBLANKINPROGRESS" );
+ break;
+
+ case DDERR_WASSTILLDRAWING:
+ strcpy( errorString, "DDERR_WASSTILLDRAWING" );
+ break;
+
+ case DDERR_XALIGN:
+ strcpy( errorString, "DDERR_XALIGN" );
+ break;
+
+ case DDERR_INVALIDDIRECTDRAWGUID:
+ strcpy( errorString, "DDERR_INVALIDDIRECTDRAWGUID" );
+ break;
+
+ case DDERR_DIRECTDRAWALREADYCREATED:
+ strcpy( errorString, "DDERR_DIRECTDRAWALREADYCREATED" );
+ break;
+
+ case DDERR_NODIRECTDRAWHW:
+ strcpy( errorString, "DDERR_NODIRECTDRAWHW" );
+ break;
+
+ case DDERR_PRIMARYSURFACEALREADYEXISTS:
+ strcpy( errorString, "DDERR_PRIMARYSURFACEALREADYEXISTS" );
+ break;
+
+ case DDERR_NOEMULATION:
+ strcpy( errorString, "DDERR_NOEMULATION" );
+ break;
+
+ case DDERR_REGIONTOOSMALL:
+ strcpy( errorString, "DDERR_REGIONTOOSMALL" );
+ break;
+
+ case DDERR_CLIPPERISUSINGHWND:
+ strcpy( errorString, "DDERR_CLIPPERISUSINGHWND" );
+ break;
+
+ case DDERR_NOCLIPPERATTACHED:
+ strcpy( errorString, "DDERR_NOCLIPPERATTACHED" );
+ break;
+
+ case DDERR_NOHWND:
+ strcpy( errorString, "DDERR_NOHWND" );
+ break;
+
+ case DDERR_HWNDSUBCLASSED:
+ strcpy( errorString, "DDERR_HWNDSUBCLASSED" );
+ break;
+
+ case DDERR_HWNDALREADYSET:
+ strcpy( errorString, "DDERR_HWNDALREADYSET" );
+ break;
+
+ case DDERR_NOPALETTEATTACHED:
+ strcpy( errorString, "DDERR_NOPALETTEATTACHED" );
+ break;
+
+ case DDERR_NOPALETTEHW:
+ strcpy( errorString, "DDERR_NOPALETTEHW" );
+ break;
+
+ case DDERR_BLTFASTCANTCLIP:
+ strcpy( errorString, "DDERR_BLTFASTCANTCLIP" );
+ break;
+
+ case DDERR_NOBLTHW:
+ strcpy( errorString, "DDERR_NOBLTHW" );
+ break;
+
+ case DDERR_NODDROPSHW:
+ strcpy( errorString, "DDERR_NODDROPSHW" );
+ break;
+
+ case DDERR_OVERLAYNOTVISIBLE:
+ strcpy( errorString, "DDERR_OVERLAYNOTVISIBLE" );
+ break;
+
+ case DDERR_NOOVERLAYDEST:
+ strcpy( errorString, "DDERR_NOOVERLAYDEST" );
+ break;
+
+ case DDERR_INVALIDPOSITION:
+ strcpy( errorString, "DDERR_INVALIDPOSITION" );
+ break;
+
+ case DDERR_NOTAOVERLAYSURFACE:
+ strcpy( errorString, "DDERR_NOTAOVERLAYSURFACE" );
+ break;
+
+ case DDERR_EXCLUSIVEMODEALREADYSET:
+ strcpy( errorString, "DDERR_EXCLUSIVEMODEALREADYSET" );
+ break;
+
+ case DDERR_NOTFLIPPABLE:
+ strcpy( errorString, "DDERR_NOTFLIPPABLE" );
+ break;
+
+ case DDERR_CANTDUPLICATE:
+ strcpy( errorString, "DDERR_CANTDUPLICATE" );
+ break;
+
+ case DDERR_NOTLOCKED:
+ strcpy( errorString, "DDERR_NOTLOCKED" );
+ break;
+
+ case DDERR_CANTCREATEDC:
+ strcpy( errorString, "DDERR_CANTCREATEDC" );
+ break;
+
+ case DDERR_NODC:
+ strcpy( errorString, "DDERR_NODC" );
+ break;
+
+ case DDERR_WRONGMODE:
+ strcpy( errorString, "DDERR_WRONGMODE" );
+ break;
+
+ case DDERR_IMPLICITLYCREATED:
+ strcpy( errorString, "DDERR_IMPLICITLYCREATED" );
+ break;
+
+ case DDERR_NOTPALETTIZED:
+ strcpy( errorString, "DDERR_NOTPALETTIZED" );
+ break;
+
+ case DDERR_UNSUPPORTEDMODE:
+ strcpy( errorString, "DDERR_UNSUPPORTEDMODE" );
+ break;
+
+ case DDERR_NOMIPMAPHW:
+ strcpy( errorString, "DDERR_NOMIPMAPHW" );
+ break;
+
+ case DDERR_INVALIDSURFACETYPE:
+ strcpy( errorString, "DDERR_INVALIDSURFACETYPE" );
+ break;
+
+ case DDERR_NOOPTIMIZEHW:
+ strcpy( errorString, "DDERR_NOOPTIMIZEHW" );
+ break;
+
+ case DDERR_NOTLOADED:
+ strcpy( errorString, "DDERR_NOTLOADED" );
+ break;
+
+ case DDERR_NOFOCUSWINDOW:
+ strcpy( errorString, "DDERR_NOFOCUSWINDOW" );
+ break;
+
+ case DDERR_DCALREADYCREATED:
+ strcpy( errorString, "DDERR_DCALREADYCREATED" );
+ break;
+
+ case DDERR_NONONLOCALVIDMEM:
+ strcpy( errorString, "DDERR_NONONLOCALVIDMEM" );
+ break;
+
+ case DDERR_CANTPAGELOCK:
+ strcpy( errorString, "DDERR_CANTPAGELOCK" );
+ break;
+
+ case DDERR_CANTPAGEUNLOCK:
+ strcpy( errorString, "DDERR_CANTPAGEUNLOCK" );
+ break;
+
+ case DDERR_NOTPAGELOCKED:
+ strcpy( errorString, "DDERR_NOTPAGELOCKED" );
+ break;
+
+ case DDERR_MOREDATA:
+ strcpy( errorString, "DDERR_MOREDATA" );
+ break;
+
+ case DDERR_EXPIRED:
+ strcpy( errorString, "DDERR_EXPIRED" );
+ break;
+
+ case DDERR_VIDEONOTACTIVE:
+ strcpy( errorString, "DDERR_VIDEONOTACTIVE" );
+ break;
+
+ case DDERR_DEVICEDOESNTOWNSURFACE:
+ strcpy( errorString, "DDERR_DEVICEDOESNTOWNSURFACE" );
+ break;
+
+ case DDERR_NOTINITIALIZED:
+ strcpy( errorString, "DDERR_NOTINITIALIZED" );
+ break;
+
+ default:
+ strcpy( errorString, "<unknown error code>" );
+ break;
+ }
+
+ return &errorString[0];
+}
+
\ No newline at end of file |