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/*
* pdp system module - 3d render context packet type
* Copyright (c) by Tom Schouten <pdp@zzz.kotnet.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
/* the 3d render context packet: platform independent data structure
and method prototypes */
#ifndef PDP_3DCONTEXT_H
#define PDP_3DCONTEXT_H
#include "pdp.h"
typedef struct _3dcontext
{
u32 encoding; /* the kind of render context */
u32 width; /* context width */
u32 height; /* context height */
u32 sub_width; /* portion that is currently used */
u32 sub_height;
void *drawable; /* context's drawable (i.e. Window, GLXPbuffer, ...) */
void *context; /* context's context object */
} t_3Dcontext;
#define PDP_3DCONTEXT 5 /* 3d context packet id */
#define PDP_3DCONTEXT_WINDOW 1 /* window context packet id */
#define PDP_3DCONTEXT_PBUFFER 2 /* pbuf context packet id */
/* all symbols are C-style */
#ifdef __cplusplus
extern "C"
{
#endif
/* info methods */
u32 pdp_packet_3Dcontext_width(int packet);
u32 pdp_packet_3Dcontext_subwidth(int packet);
u32 pdp_packet_3Dcontext_height(int packet);
u32 pdp_packet_3Dcontext_subheight(int packet);
float pdp_packet_3Dcontext_subaspect(int packet);
int pdp_packet_3Dcontext_isvalid(int packet);
t_3Dcontext *pdp_packet_3Dcontext_info(int packet);
/* setters */
void pdp_packet_3Dcontext_set_subwidth(int packet, u32 w);
void pdp_packet_3Dcontext_set_subheight(int packet, u32 h);
/* render context activation and initialization */
void pdp_packet_3Dcontext_set_rendering_context(int packet);
void pdp_packet_3Dcontext_unset_rendering_context(int packet);
void pdp_packet_3Dcontext_setup_3d_context(int p);
void pdp_packet_3Dcontext_setup_2d_context(int p);
/* constructors */
int pdp_packet_new_3Dcontext_pbuf(u32 width, u32 height, u32 depth);
int pdp_packet_new_3Dcontext_win(void);
/* window specific methods */
void pdp_packet_3Dcontext_win_resize(int packet, int width, int height);
t_pdp_list *pdp_packet_3Dcontext_win_get_eventlist(int packet);
void pdp_packet_3Dcontext_win_cursor(int packet, bool toggle);
void pdp_packet_3Dcontext_win_swapbuffers(int packet);
/* converters */
int pdp_packet_3Dcontext_snap_to_bitmap(int packet, int w, int h);
#ifdef __cplusplus
}
#endif
#endif
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