dmemmgr.h File Reference

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Classes
struct	_VMEML
struct	_VMEMR
struct	_SURFACEALIGNMENT
struct	_HEAPALIGNMENT
struct	_VMEMHEAP
struct	_DD_GETHEAPALIGNMENTDATA

Macros
#define	__GNU_EXTENSION
#define	FLATPTR_DEFINED
#define	SURFACEALIGN_DISCARDABLE   0x00000001
#define	VMEMHEAP_LINEAR   0x00000001
#define	VMEMHEAP_RECTANGULAR   0x00000002
#define	VMEMHEAP_ALIGNMENT   0x00000004
#define	DD_GETHEAPALIGNMENTDATA_DECLARED

Typedefs
typedef ULONG_PTR	FLATPTR
typedef struct _VIDMEM *	LPVIDMEM
typedef struct _VMEML	VMEML
typedef struct _VMEML *	LPVMEML
typedef struct _VMEML *	LPLPVMEML
typedef struct _VMEMR	VMEMR
typedef struct _VMEMR *	LPVMEMR
typedef struct _VMEMR *	LPLPVMEMR
typedef struct _SURFACEALIGNMENT	SURFACEALIGNMENT
typedef struct _SURFACEALIGNMENT *	LPSURFACEALIGNMENT
typedef struct _HEAPALIGNMENT	HEAPALIGNMENT
typedef struct _HEAPALIGNMENT *	LPHEAPALIGNMENT
typedef struct _VMEMHEAP	VMEMHEAP
typedef struct _VMEMHEAP *	LPVMEMHEAP
typedef struct _DD_GETHEAPALIGNMENTDATA	DD_GETHEAPALIGNMENTDATA
typedef DD_GETHEAPALIGNMENTDATA *	PDD_GETHEAPALIGNMENTDATA

Functions
void WINAPI	VidMemFree (LPVMEMHEAP pvmh, FLATPTR ptr)
FLATPTR WINAPI	VidMemAlloc (LPVMEMHEAP pvmh, DWORD width, DWORD height)
FLATPTR WINAPI	HeapVidMemAllocAligned (LPVIDMEM lpVidMem, DWORD dwWidth, DWORD dwHeight, LPSURFACEALIGNMENT lpAlignment, LPLONG lpNewPitch)

Macro Definition Documentation

__GNU_EXTENSION

#define __GNU_EXTENSION

Definition at line 18 of file dmemmgr.h.

DD_GETHEAPALIGNMENTDATA_DECLARED

#define DD_GETHEAPALIGNMENTDATA_DECLARED

Definition at line 147 of file dmemmgr.h.

FLATPTR_DEFINED

#define FLATPTR_DEFINED

Definition at line 30 of file dmemmgr.h.

SURFACEALIGN_DISCARDABLE

#define SURFACEALIGN_DISCARDABLE   0x00000001

Definition at line 45 of file dmemmgr.h.

VMEMHEAP_ALIGNMENT

#define VMEMHEAP_ALIGNMENT   0x00000004

Definition at line 48 of file dmemmgr.h.

VMEMHEAP_LINEAR

#define VMEMHEAP_LINEAR   0x00000001

Definition at line 46 of file dmemmgr.h.

VMEMHEAP_RECTANGULAR

#define VMEMHEAP_RECTANGULAR   0x00000002

Definition at line 47 of file dmemmgr.h.

Typedef Documentation

DD_GETHEAPALIGNMENTDATA

typedef struct _DD_GETHEAPALIGNMENTDATA DD_GETHEAPALIGNMENTDATA

FLATPTR

typedef ULONG_PTR FLATPTR

Definition at line 29 of file dmemmgr.h.

HEAPALIGNMENT

typedef struct _HEAPALIGNMENT HEAPALIGNMENT

LPHEAPALIGNMENT

typedef struct _HEAPALIGNMENT * LPHEAPALIGNMENT

LPLPVMEML

typedef struct _VMEML * LPLPVMEML

LPLPVMEMR

typedef struct _VMEMR * LPLPVMEMR

LPSURFACEALIGNMENT

typedef struct _SURFACEALIGNMENT * LPSURFACEALIGNMENT

LPVIDMEM

typedef struct _VIDMEM* LPVIDMEM

Definition at line 33 of file dmemmgr.h.

LPVMEMHEAP

typedef struct _VMEMHEAP * LPVMEMHEAP

LPVMEML

typedef struct _VMEML * LPVMEML

LPVMEMR

typedef struct _VMEMR * LPVMEMR

PDD_GETHEAPALIGNMENTDATA

typedef DD_GETHEAPALIGNMENTDATA* PDD_GETHEAPALIGNMENTDATA

Definition at line 146 of file dmemmgr.h.

SURFACEALIGNMENT

typedef struct _SURFACEALIGNMENT SURFACEALIGNMENT

VMEMHEAP

typedef struct _VMEMHEAP VMEMHEAP

VMEML

typedef struct _VMEML VMEML

VMEMR

typedef struct _VMEMR VMEMR

Function Documentation

HeapVidMemAllocAligned()

FLATPTR WINAPI HeapVidMemAllocAligned	(	LPVIDMEM	lpVidMem,
		DWORD	dwWidth,
		DWORD	dwHeight,
		LPSURFACEALIGNMENT	lpAlignment,
		LPLONG	lpNewPitch
	)

Definition at line 20 of file eng.c.

{
    PGD_HEAPVIDMEMALLOCALIGNED pfnHeapVidMemAllocAligned = (PGD_HEAPVIDMEMALLOCALIGNED)gpDxFuncs[DXG_INDEX_DxDdHeapVidMemAllocAligned].pfn;
 
    if (pfnHeapVidMemAllocAligned == NULL)
    {
        DPRINT1("Warning: no pfnHeapVidMemAllocAligned\n");
        return 0;
    }
 
    DPRINT1("Calling dxg.sys pfnHeapVidMemAllocAligned\n");
    return pfnHeapVidMemAllocAligned(lpVidMem, dwWidth, dwHeight, lpAlignment, lpNewPitch);
}

VidMemAlloc()

FLATPTR WINAPI VidMemAlloc	(	LPVMEMHEAP	pvmh,
		DWORD	width,
		DWORD	height
	)

VidMemFree()

void WINAPI VidMemFree	(	LPVMEMHEAP	pvmh,
		FLATPTR	ptr
	)

Definition at line 43 of file eng.c.

{
    PGD_VIDMEMFREE pfnVidMemFree = (PGD_VIDMEMFREE)gpDxFuncs[DXG_INDEX_DxDdHeapVidMemFree].pfn;
 
    if (pfnVidMemFree == NULL)
    {
        DPRINT1("Warning: no pfnVidMemFree\n");
    }
    else
    {
        DPRINT1("Calling dxg.sys pfnVidMemFree\n");
        pfnVidMemFree(pvmh, ptr);
    }
}