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243 lines
6.1 KiB
C
243 lines
6.1 KiB
C
/* $Id: togl.h,v 1.28 2005/10/27 07:45:48 gregcouch Exp $ */
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/* vi:set sw=4: */
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/*
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* Togl - a Tk OpenGL widget
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*
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* Copyright (C) 1996-1998 Brian Paul and Ben Bederson
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* See the LICENSE file for copyright details.
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*/
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#ifndef TOGL_H
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# define TOGL_H
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# include "togl_ws.h"
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# ifdef TOGL_WGL
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# define WIN32_LEAN_AND_MEAN
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# include <windows.h>
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# undef WIN32_LEAN_AND_MEAN
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# if defined(_MSC_VER)
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# define DllEntryPoint DllMain
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# endif
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# endif
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# ifdef _WIN32
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# define TOGL_EXTERN __declspec(dllexport) extern
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# else
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# define TOGL_EXTERN extern
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# endif /* _WIN32 */
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# ifdef TOGL_AGL_CLASSIC
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# ifndef MAC_TCL
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# define MAC_TCL 1
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# endif
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# endif
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# ifdef TOGL_AGL
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# ifndef MAC_OSX_TCL
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# define MAC_OSX_TCL 1
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# endif
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# ifndef MAC_OSX_TK
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# define MAC_OSX_TK 1
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# endif
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# endif
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# include <tcl.h>
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# include <tk.h>
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# if defined(TOGL_AGL) || defined(TOGL_AGL_CLASSIC)
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# include <OpenGL/gl.h>
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# else
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# include <GL/gl.h>
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# endif
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# ifdef __sgi
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# include <GL/glx.h>
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# include <X11/extensions/SGIStereo.h>
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# endif
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# ifndef CONST84
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# define CONST84
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# endif
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# ifndef NULL
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# define NULL 0
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# endif
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# ifndef TOGL_USE_FONTS
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# define TOGL_USE_FONTS 1 /* needed for demos */
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# endif
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# ifdef __cplusplus
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/* *INDENT-OFF* */
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extern "C" {
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/* *INDENT-ON* */
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# endif
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# define TOGL_VERSION "1.7"
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# define TOGL_MAJOR_VERSION 1
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# define TOGL_MINOR_VERSION 7
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/*
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* "Standard" fonts which can be specified to Togl_LoadBitmapFont()
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*/
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# define TOGL_BITMAP_8_BY_13 ((char *) 1)
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# define TOGL_BITMAP_9_BY_15 ((char *) 2)
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# define TOGL_BITMAP_TIMES_ROMAN_10 ((char *) 3)
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# define TOGL_BITMAP_TIMES_ROMAN_24 ((char *) 4)
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# define TOGL_BITMAP_HELVETICA_10 ((char *) 5)
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# define TOGL_BITMAP_HELVETICA_12 ((char *) 6)
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# define TOGL_BITMAP_HELVETICA_18 ((char *) 7)
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/*
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* Normal and overlay plane constants
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*/
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# define TOGL_NORMAL 1
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# define TOGL_OVERLAY 2
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struct Togl;
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typedef struct Togl Togl;
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typedef void (Togl_Callback) (Togl *togl);
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typedef int (Togl_CmdProc) (Togl *togl, int argc, CONST84 char *argv[]);
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TOGL_EXTERN int Togl_Init(Tcl_Interp *interp);
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/*
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* Default/initial callback setup functions
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*/
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TOGL_EXTERN void Togl_CreateFunc(Togl_Callback *proc);
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TOGL_EXTERN void Togl_DisplayFunc(Togl_Callback *proc);
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TOGL_EXTERN void Togl_ReshapeFunc(Togl_Callback *proc);
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TOGL_EXTERN void Togl_DestroyFunc(Togl_Callback *proc);
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TOGL_EXTERN void Togl_TimerFunc(Togl_Callback *proc);
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TOGL_EXTERN void Togl_ResetDefaultCallbacks(void);
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/*
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* Change callbacks for existing widget
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*/
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TOGL_EXTERN void Togl_SetCreateFunc(Togl *togl, Togl_Callback *proc);
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TOGL_EXTERN void Togl_SetDisplayFunc(Togl *togl, Togl_Callback *proc);
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TOGL_EXTERN void Togl_SetReshapeFunc(Togl *togl, Togl_Callback *proc);
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TOGL_EXTERN void Togl_SetDestroyFunc(Togl *togl, Togl_Callback *proc);
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TOGL_EXTERN void Togl_SetTimerFunc(Togl *togl, Togl_Callback *proc);
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/*
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* Miscellaneous
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*/
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TOGL_EXTERN int Togl_Configure(Tcl_Interp *interp, Togl *togl,
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int argc, const char *argv[], int flags);
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TOGL_EXTERN void Togl_MakeCurrent(const Togl *togl);
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TOGL_EXTERN void Togl_CreateCommand(char *cmd_name, Togl_CmdProc *cmd_proc);
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TOGL_EXTERN void Togl_PostRedisplay(Togl *togl);
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TOGL_EXTERN void Togl_SwapBuffers(const Togl *togl);
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/*
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* Query functions
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*/
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TOGL_EXTERN const char *Togl_Ident(const Togl *togl);
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TOGL_EXTERN int Togl_Width(const Togl *togl);
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TOGL_EXTERN int Togl_Height(const Togl *togl);
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TOGL_EXTERN Tcl_Interp *Togl_Interp(const Togl *togl);
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TOGL_EXTERN Tk_Window Togl_TkWin(const Togl *togl);
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/*
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* Color Index mode
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*/
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TOGL_EXTERN unsigned long Togl_AllocColor(const Togl *togl, float red,
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float green, float blue);
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TOGL_EXTERN void Togl_FreeColor(const Togl *togl, unsigned long index);
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TOGL_EXTERN void Togl_SetColor(const Togl *togl, unsigned long index,
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float red, float green, float blue);
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# if TOGL_USE_FONTS == 1
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/*
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* Bitmap fonts
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*/
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TOGL_EXTERN GLuint Togl_LoadBitmapFont(const Togl *togl, const char *fontname);
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TOGL_EXTERN void Togl_UnloadBitmapFont(const Togl *togl, GLuint fontbase);
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# endif
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/*
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* Overlay functions
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*/
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TOGL_EXTERN void Togl_UseLayer(Togl *togl, int layer);
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TOGL_EXTERN void Togl_ShowOverlay(Togl *togl);
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TOGL_EXTERN void Togl_HideOverlay(Togl *togl);
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TOGL_EXTERN void Togl_PostOverlayRedisplay(Togl *togl);
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TOGL_EXTERN void Togl_OverlayDisplayFunc(Togl_Callback *proc);
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TOGL_EXTERN int Togl_ExistsOverlay(const Togl *togl);
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TOGL_EXTERN int Togl_GetOverlayTransparentValue(const Togl *togl);
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TOGL_EXTERN int Togl_IsMappedOverlay(const Togl *togl);
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TOGL_EXTERN unsigned long Togl_AllocColorOverlay(const Togl *togl,
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float red, float green, float blue);
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TOGL_EXTERN void Togl_FreeColorOverlay(const Togl *togl, unsigned long index);
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/*
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* User client data
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*/
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TOGL_EXTERN void Togl_ClientData(ClientData clientData);
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TOGL_EXTERN ClientData Togl_GetClientData(const Togl *togl);
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TOGL_EXTERN void Togl_SetClientData(Togl *togl, ClientData clientData);
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# ifdef TOGL_X11
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/*
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* X11-only commands.
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* Contributed by Miguel A. De Riera Pasenau (miguel@DALILA.UPC.ES)
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*/
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TOGL_EXTERN Display *Togl_Display(const Togl *togl);
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TOGL_EXTERN Screen *Togl_Screen(const Togl *togl);
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TOGL_EXTERN int Togl_ScreenNumber(const Togl *togl);
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TOGL_EXTERN Colormap Togl_Colormap(const Togl *togl);
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# endif
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# ifdef __sgi
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/*
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* SGI stereo-only commands.
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* Contributed by Ben Evans (Ben.Evans@anusf.anu.edu.au)
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*/
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TOGL_EXTERN void Togl_OldStereoDrawBuffer(GLenum mode);
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TOGL_EXTERN void Togl_OldStereoClear(GLbitfield mask);
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# endif
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TOGL_EXTERN void Togl_StereoFrustum(GLfloat left, GLfloat right, GLfloat bottom,
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GLfloat top, GLfloat near, GLfloat far, GLfloat eyeDist,
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GLfloat eyeOffset);
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/*
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* Generate EPS file.
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* Contributed by Miguel A. De Riera Pasenau (miguel@DALILA.UPC.ES)
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*/
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TOGL_EXTERN int Togl_DumpToEpsFile(const Togl *togl, const char *filename,
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int inColor, void (*user_redraw) (const Togl *));
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# ifdef TOGL_AGL_CLASSIC
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/*
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* Mac-specific setup functions
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*/
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extern int Togl_MacInit(void);
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extern int Togl_MacSetupMainInterp(Tcl_Interp *interp);
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# endif
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# ifdef __cplusplus
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/* *INDENT-OFF* */
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}
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/* *INDENT-ON* */
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# endif
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#endif
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