mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-30 08:00:51 +00:00
355 lines
7.7 KiB
C
355 lines
7.7 KiB
C
/*
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r_progs.c
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QC interface to the renderer
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Copyright (C) 1996-1997 Id Software, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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static __attribute__ ((used)) const char rcsid[] =
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"$Id$";
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#ifdef HAVE_STRING_H
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# include <string.h>
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#endif
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#ifdef HAVE_STRINGS_H
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# include <strings.h>
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#endif
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#include <stdlib.h>
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#include "QF/draw.h"
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#include "QF/hash.h"
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#include "QF/progs.h"
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#include "QF/render.h"
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#include "QF/sys.h"
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#include "r_internal.h"
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typedef struct {
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pr_int_t width;
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pr_int_t height;
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pr_int_t pic_handle;
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} bi_qpic_t;
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typedef struct qpic_res_s {
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struct qpic_res_s *next;
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struct qpic_res_s **prev;
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bi_qpic_t *bq;
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qpic_t *pic;
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int cached;
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char *name;
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} qpic_res_t;
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typedef struct {
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PR_RESMAP (qpic_res_t) qpic_map;
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qpic_res_t *qpics;
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hashtab_t *pic_hash;
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} draw_resources_t;
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static qpic_res_t *
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qpic_new (draw_resources_t *res)
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{
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PR_RESNEW (qpic_res_t, res->qpic_map);
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}
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static void
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bi_draw_free_qpic (qpic_res_t *qp)
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{
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if (qp->cached)
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r_funcs->Draw_UncachePic (qp->name);
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else
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r_funcs->Draw_DestroyPic (qp->pic);
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if (qp->name)
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free (qp->name);
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}
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static void
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qpic_free (draw_resources_t *res, qpic_res_t *qp)
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{
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bi_draw_free_qpic (qp);
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PR_RESFREE (qpic_res_t, res->qpic_map, qp);
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}
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static void
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qpic_reset (draw_resources_t *res)
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{
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PR_RESRESET (qpic_res_t, res->qpic_map);
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}
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static inline qpic_res_t *
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qpic_get (draw_resources_t *res, int index)
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{
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PR_RESGET (res->qpic_map, index);
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}
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static inline int
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qpic_index (draw_resources_t *res, qpic_res_t *qp)
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{
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PR_RESINDEX (res->qpic_map, qp);
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}
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static qpic_res_t *
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get_qpic (progs_t *pr, const char *name, int qpic_handle)
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{
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draw_resources_t *res = PR_Resources_Find (pr, "Draw");
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qpic_res_t *qp = qpic_get (res, qpic_handle);
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if (!qp)
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PR_RunError (pr, "invalid qpic handle passed to %s", name + 3);
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return qp;
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}
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static void
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bi_Draw_FreePic (progs_t *pr)
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{
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draw_resources_t *res = PR_Resources_Find (pr, "Draw");
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bi_qpic_t *bq = &P_STRUCT (pr, bi_qpic_t, 0);
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qpic_res_t *qp = get_qpic (pr, __FUNCTION__, bq->pic_handle);
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PR_Zone_Free (pr, qp->bq);
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qpic_free (res, qp);
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}
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static void
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bi_Draw_MakePic (progs_t *pr)
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{
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draw_resources_t *res = PR_Resources_Find (pr, "Draw");
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int width = P_INT (pr, 0);
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int height = P_INT (pr, 1);
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byte *data = (byte *) P_GSTRING (pr, 2);
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qpic_t *pic;
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qpic_res_t *qp;
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bi_qpic_t *bq;
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pic = r_funcs->Draw_MakePic (width, height, data);
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qp = qpic_new (res);
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qp->name = 0;
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qp->pic = pic;
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qp->cached = 1;
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bq = PR_Zone_Malloc (pr, sizeof (bi_qpic_t));
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bq->width = pic->width;
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bq->height = pic->height;
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bq->pic_handle = qpic_index (res, qp);
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qp->bq = bq;
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RETURN_POINTER (pr, qp->bq);
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}
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static void
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bi_Draw_CachePic (progs_t *pr)
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{
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draw_resources_t *res = PR_Resources_Find (pr, "Draw");
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const char *name = P_GSTRING (pr, 0);
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int alpha = P_INT (pr, 1);
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qpic_t *pic;
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qpic_res_t *qp;
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bi_qpic_t *bq;
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pic = r_funcs->Draw_CachePic (name, alpha);
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qp = Hash_Find (res->pic_hash, name);
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if (qp) {
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RETURN_POINTER (pr, qp->bq);
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return;
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}
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qp = qpic_new (res);
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qp->name = strdup (name);
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qp->pic = pic;
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qp->cached = 1;
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bq = PR_Zone_Malloc (pr, sizeof (bi_qpic_t));
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bq->width = pic->width;
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bq->height = pic->height;
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bq->pic_handle = qpic_index (res, qp);
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qp->bq = bq;
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Hash_Add (res->pic_hash, qp);
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RETURN_POINTER (pr, qp->bq);
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}
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static void
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bi_Draw_Pic (progs_t *pr)
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{
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int x = P_INT (pr, 0);
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int y = P_INT (pr, 1);
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bi_qpic_t *bq = &P_STRUCT (pr, bi_qpic_t, 2);
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qpic_res_t *qp = get_qpic (pr, __FUNCTION__, bq->pic_handle);
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qpic_t *pic = qp->pic;
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r_funcs->Draw_Pic (x, y, pic);
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}
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static void
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bi_Draw_Picf (progs_t *pr)
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{
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float x = P_FLOAT (pr, 0);
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float y = P_FLOAT (pr, 1);
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bi_qpic_t *bq = &P_STRUCT (pr, bi_qpic_t, 2);
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qpic_res_t *qp = get_qpic (pr, __FUNCTION__, bq->pic_handle);
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qpic_t *pic = qp->pic;
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r_funcs->Draw_Picf (x, y, pic);
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}
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static void
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bi_Draw_SubPic (progs_t *pr)
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{
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int x = P_INT (pr, 0);
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int y = P_INT (pr, 1);
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bi_qpic_t *bq = &P_STRUCT (pr, bi_qpic_t, 2);
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qpic_res_t *qp = get_qpic (pr, __FUNCTION__, bq->pic_handle);
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qpic_t *pic = qp->pic;
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int srcx = P_INT (pr, 3);
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int srcy = P_INT (pr, 4);
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int width = P_INT (pr, 5);
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int height = P_INT (pr, 6);
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r_funcs->Draw_SubPic (x, y, pic, srcx, srcy, width, height);
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}
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static void
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bi_Draw_CenterPic (progs_t *pr)
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{
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int x = P_INT (pr, 0);
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int y = P_INT (pr, 1);
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bi_qpic_t *bq = &P_STRUCT (pr, bi_qpic_t, 2);
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qpic_res_t *qp = get_qpic (pr, __FUNCTION__, bq->pic_handle);
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qpic_t *pic = qp->pic;
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r_funcs->Draw_Pic (x - pic->width / 2, y, pic);
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}
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static void
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bi_Draw_Character (progs_t *pr)
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{
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int x = P_INT (pr, 0);
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int y = P_INT (pr, 1);
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int c = P_INT (pr, 2);
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r_funcs->Draw_Character (x, y, c);
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}
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static void
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bi_Draw_String (progs_t *pr)
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{
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int x = P_INT (pr, 0);
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int y = P_INT (pr, 1);
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const char *text = P_GSTRING (pr, 2);
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r_funcs->Draw_String (x, y, text);
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}
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static void
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bi_Draw_nString (progs_t *pr)
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{
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int x = P_INT (pr, 0);
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int y = P_INT (pr, 1);
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const char *text = P_GSTRING (pr, 2);
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int n = P_INT (pr, 3);
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r_funcs->Draw_nString (x, y, text, n);
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}
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static void
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bi_Draw_AltString (progs_t *pr)
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{
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int x = P_INT (pr, 0);
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int y = P_INT (pr, 1);
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const char *text = P_GSTRING (pr, 2);
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r_funcs->Draw_AltString (x, y, text);
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}
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/*
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bi_Draw_Fill
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Draws a filled area with a color
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(only a wrapper function to original qf-api)
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*/
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static void
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bi_Draw_Fill (progs_t *pr)
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{
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int x = P_INT (pr, 0);
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int y = P_INT (pr, 1);
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int w = P_INT (pr, 2);
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int h = P_INT (pr, 3);
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int color = P_INT (pr, 4);
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r_funcs->Draw_Fill (x, y, w, h, color);
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}
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static void
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bi_Draw_Crosshair (progs_t *pr)
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{
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int ch = P_INT (pr, 0);
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int x = P_INT (pr, 1);
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int y = P_INT (pr, 2);
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r_funcs->Draw_CrosshairAt (ch, x, y);
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}
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static const char *
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bi_draw_get_key (void *p, void *unused)
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{
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return ((qpic_res_t *) p)->name;
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}
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static void
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bi_draw_clear (progs_t *pr, void *data)
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{
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draw_resources_t *res = (draw_resources_t *) data;
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qpic_res_t *qp;
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for (qp = res->qpics; qp; qp = qp->next) {
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bi_draw_free_qpic (qp);
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}
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res->qpics = 0;
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qpic_reset (res);
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Hash_FlushTable (res->pic_hash);
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}
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static builtin_t builtins[] = {
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{"Draw_FreePic", bi_Draw_FreePic, -1},
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{"Draw_MakePic", bi_Draw_MakePic, -1},
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{"Draw_CachePic", bi_Draw_CachePic, -1},
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{"Draw_Pic", bi_Draw_Pic, -1},
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{"Draw_Picf", bi_Draw_Picf, -1},
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{"Draw_SubPic", bi_Draw_SubPic, -1},
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{"Draw_CenterPic", bi_Draw_CenterPic, -1},
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{"Draw_Character", bi_Draw_Character, -1},
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{"Draw_String", bi_Draw_String, -1},
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{"Draw_nString", bi_Draw_nString, -1},
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{"Draw_AltString", bi_Draw_AltString, -1},
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{"Draw_Fill", bi_Draw_Fill, -1},
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{"Draw_Crosshair", bi_Draw_Crosshair, -1},
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{0}
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};
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void
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R_Progs_Init (progs_t *pr)
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{
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draw_resources_t *res = calloc (1, sizeof (draw_resources_t));
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res->pic_hash = Hash_NewTable (61, bi_draw_get_key, 0, 0);
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PR_Resources_Register (pr, "Draw", res, bi_draw_clear);
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PR_RegisterBuiltins (pr, builtins);
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}
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