91 lines
2.2 KiB
C
91 lines
2.2 KiB
C
|
/*==========================================================================;
|
||
|
|
*
|
||
|
|
* Copyright (C) 1994-1996 Microsoft Corporation. All Rights Reserved.
|
||
|
|
*
|
||
|
|
* File: dmemmgr.h
|
||
|
|
* Content: Direct Memory Manager include file
|
||
|
|
*@@BEGIN_MSINTERNAL
|
||
|
|
* History:
|
||
|
|
* Date By Reason
|
||
|
|
* ==== == ======
|
||
|
|
* 10-jun-95 craige initial implementation
|
||
|
|
* 18-jun-95 craige pitch in VidMemInit
|
||
|
|
* 17-jul-95 craige added VidMemLargestFree
|
||
|
|
* 29-nov-95 colinmc added VidMemAmountAllocated
|
||
|
|
*@@END_MSINTERNAL
|
||
|
|
***************************************************************************/
|
||
|
|
|
||
|
|
#ifndef __DMEMMGR_INCLUDED__
|
||
|
|
#define __DMEMMGR_INCLUDED__
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
extern "C" {
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/*
|
||
|
|
* pointer to video meory
|
||
|
|
*/
|
||
|
|
typedef unsigned long FLATPTR;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* video memory manager structures
|
||
|
|
*/
|
||
|
|
typedef struct _VMEML
|
||
|
|
{
|
||
|
|
struct _VMEML FAR *next;
|
||
|
|
FLATPTR ptr;
|
||
|
|
DWORD size;
|
||
|
|
} VMEML, FAR *LPVMEML, FAR * FAR *LPLPVMEML;
|
||
|
|
|
||
|
|
typedef struct _VMEMR
|
||
|
|
{
|
||
|
|
struct _VMEMR FAR *next;
|
||
|
|
struct _VMEMR FAR *prev;
|
||
|
|
struct _VMEMR FAR *pUp;
|
||
|
|
struct _VMEMR FAR *pDown;
|
||
|
|
struct _VMEMR FAR *pLeft;
|
||
|
|
struct _VMEMR FAR *pRight;
|
||
|
|
FLATPTR ptr;
|
||
|
|
DWORD size;
|
||
|
|
DWORD x;
|
||
|
|
DWORD y;
|
||
|
|
DWORD cx;
|
||
|
|
DWORD cy;
|
||
|
|
DWORD flags;
|
||
|
|
} VMEMR, FAR *LPVMEMR, FAR * FAR *LPLPVMEMR;
|
||
|
|
|
||
|
|
#ifdef NT_KERNEL_HEAPS
|
||
|
|
typedef void VMEMHEAP;
|
||
|
|
#else
|
||
|
|
typedef struct _VMEMHEAP
|
||
|
|
{
|
||
|
|
DWORD dwFlags;
|
||
|
|
DWORD stride;
|
||
|
|
LPVOID freeList;
|
||
|
|
LPVOID allocList;
|
||
|
|
} VMEMHEAP;
|
||
|
|
#endif
|
||
|
|
|
||
|
|
typedef VMEMHEAP FAR *LPVMEMHEAP;
|
||
|
|
|
||
|
|
#define VMEMHEAP_LINEAR 0x00000001l
|
||
|
|
#define VMEMHEAP_RECTANGULAR 0x00000002l
|
||
|
|
|
||
|
|
extern FLATPTR WINAPI VidMemAlloc( LPVMEMHEAP pvmh, DWORD width, DWORD height );
|
||
|
|
extern void WINAPI VidMemFree( LPVMEMHEAP pvmh, FLATPTR ptr );
|
||
|
|
|
||
|
|
//@@BEGIN_MSINTERNAL
|
||
|
|
extern LPVMEMHEAP WINAPI VidMemInit( DWORD flags, FLATPTR start, FLATPTR end_or_width, DWORD height, DWORD pitch );
|
||
|
|
extern void WINAPI VidMemFini( LPVMEMHEAP pvmh );
|
||
|
|
extern DWORD WINAPI VidMemAmountFree( LPVMEMHEAP pvmh );
|
||
|
|
extern DWORD WINAPI VidMemAmountAllocated( LPVMEMHEAP pvmh );
|
||
|
|
extern DWORD WINAPI VidMemLargestFree( LPVMEMHEAP pvmh );
|
||
|
|
extern void WINAPI VidMemGetRectStride( LPVMEMHEAP pvmh, LPLONG newstride );
|
||
|
|
//@@END_MSINTERNAL
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
};
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif
|