reactos/dll/opengl/opengl32/opengl32.h

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/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
* FILE: lib/opengl32/opengl.h
* PURPOSE: OpenGL32 lib, general header
*/
#ifndef _OPENGL32_PCH_
#define _OPENGL32_PCH_
#define WIN32_NO_STATUS
#include <stdarg.h>
#include <windef.h>
#include <winbase.h>
#include <winuser.h>
#include <wingdi.h>
#include <winddi.h>
#include <GL/gl.h>
#ifndef OPENGL32_USE_TLS
#include <pstypes.h>
#endif
#include <wine/debug.h>
#include "icd.h"
/* *$%$£^§! headers inclusion */
static __inline
BOOLEAN
RemoveEntryList(
_In_ PLIST_ENTRY Entry)
{
PLIST_ENTRY OldFlink;
PLIST_ENTRY OldBlink;
OldFlink = Entry->Flink;
OldBlink = Entry->Blink;
OldFlink->Blink = OldBlink;
OldBlink->Flink = OldFlink;
return (OldFlink == OldBlink);
}
static __inline
VOID
InsertTailList(
_In_ PLIST_ENTRY ListHead,
_In_ PLIST_ENTRY Entry
)
{
PLIST_ENTRY OldBlink;
OldBlink = ListHead->Blink;
Entry->Flink = ListHead;
Entry->Blink = OldBlink;
OldBlink->Flink = Entry;
ListHead->Blink = Entry;
}
static __inline
VOID
InitializeListHead(
_Inout_ PLIST_ENTRY ListHead
)
{
ListHead->Flink = ListHead->Blink = ListHead;
}
extern LIST_ENTRY ContextListHead;
struct wgl_context
{
DWORD magic;
volatile LONG lock;
LIST_ENTRY ListEntry;
DHGLRC dhglrc;
struct ICD_Data* icd_data;
INT pixelformat;
volatile LONG thread_id;
};
#define WGL_DC_OBJ_DC 0x1
struct wgl_dc_data
{
/* Header */
union
{
HWND hwnd;
HDC hdc;
HANDLE u;
} owner;
ULONG flags;
/* Pixel format */
INT pixelformat;
/* ICD */
struct ICD_Data* icd_data;
INT nb_icd_formats;
/* Software implementation */
INT nb_sw_formats;
void* sw_data;
/* Linked list */
struct wgl_dc_data* next;
};
/* Clean up functions */
void IntDeleteAllContexts(void);
void IntDeleteAllICDs(void);
FORCEINLINE
const GLDISPATCHTABLE*
IntGetCurrentDispatchTable(void)
{
return (GLDISPATCHTABLE*)NtCurrentTeb()->glTable;
}
FORCEINLINE
void
IntSetCurrentDispatchTable(const GLDISPATCHTABLE* table)
{
NtCurrentTeb()->glTable = (void*)table;
}
FORCEINLINE
void
IntMakeCurrent(HGLRC hglrc, HDC hdc, struct wgl_dc_data* dc_data)
{
TEB* CurrentTeb = NtCurrentTeb();
CurrentTeb->glCurrentRC = hglrc;
CurrentTeb->glReserved2 = hdc;
CurrentTeb->glContext = dc_data;
}
FORCEINLINE
HGLRC
IntGetCurrentRC(void)
{
return NtCurrentTeb()->glCurrentRC;
}
FORCEINLINE
HDC
IntGetCurrentDC(void)
{
return NtCurrentTeb()->glReserved2;
}
static inline
struct wgl_dc_data*
IntGetCurrentDcData(void)
{
return NtCurrentTeb()->glContext;
}
FORCEINLINE
void
IntSetCurrentICDPrivate(void* value)
{
NtCurrentTeb()->glReserved1[0] = (ULONG_PTR)value;
}
FORCEINLINE
void*
IntGetCurrentICDPrivate(void)
{
return (void*)NtCurrentTeb()->glReserved1[0];
}
FORCEINLINE
DHGLRC
IntGetCurrentDHGLRC(void)
{
struct wgl_context* ctx = (struct wgl_context*)IntGetCurrentRC();
if(!ctx) return NULL;
return ctx->dhglrc;
}
/* Software implementation functions */
INT sw_DescribePixelFormat(HDC hdc, INT format, UINT size, PIXELFORMATDESCRIPTOR* descr);
BOOL sw_SetPixelFormat(HDC hdc, struct wgl_dc_data*, INT format);
DHGLRC sw_CreateContext(struct wgl_dc_data*);
BOOL sw_DeleteContext(DHGLRC dhglrc);
BOOL sw_SetContext(struct wgl_dc_data* dc_data, DHGLRC dhglrc);
void sw_ReleaseContext(DHGLRC hglrc);
PROC sw_GetProcAddress(LPCSTR name);
BOOL sw_CopyContext(DHGLRC dhglrcSrc, DHGLRC dhglrcDst, UINT mask);
BOOL sw_ShareLists(DHGLRC dhglrcSrc, DHGLRC dhglrcDst);
BOOL sw_SwapBuffers(HDC hdc, struct wgl_dc_data* dc_data);
#endif /* _OPENGL32_PCH_ */