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/**
* $Id$
*
* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
*
* 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
*/
#ifndef BIF_PREVIEWRENDER_H
#define BIF_PREVIEWRENDER_H
#include "DNA_vec_types.h"
struct View3D;
struct SpaceButs;
struct RenderInfo;
struct Image;
struct ScrArea;
struct uiBlock;
struct Render;
#define PREVIEW_RENDERSIZE 140
typedef void (*VectorDrawFunc)(int x, int y, int w, int h, float alpha);
/* stores rendered preview - is also used for icons */
typedef struct RenderInfo {
int pr_rectx;
int pr_recty;
short curtile, tottile, status;
rcti disprect; /* storage for view3d preview rect */
unsigned int* rect;
struct Render *re; /* persistant render */
} RenderInfo;
/* ri->status */
#define PR_DBASE 1
#define PR_DISPRECT 2
#define PR_PROJECTED 4
#define PR_ROTATED 8
/* Render the preview
pr_method:
- PR_DRAW_RENDER: preview is rendered and drawn, as indicated by called context (buttons panel)
- PR_ICON_RENDER: the preview is not drawn and the function is not dynamic,
so no events are processed. Hopefully fast enough for at least 32x32
- PR_DO_RENDER: preview is rendered, not drawn, but events are processed for afterqueue,
in use for node editor now.
*/
#define PR_DRAW_RENDER 0
#define PR_ICON_RENDER 1
#define PR_DO_RENDER 2
void BIF_previewrender (struct ID *id, struct RenderInfo *ri, struct ScrArea *area, int pr_method);
void BIF_previewrender_buts (struct SpaceButs *sbuts);
void BIF_previewdraw (struct ScrArea *sa, struct uiBlock *block);
void BIF_preview_changed (short id_code);
void BIF_preview_init_dbase (void);
void BIF_preview_free_dbase (void);
void BIF_view3d_previewrender(struct ScrArea *sa);
void BIF_view3d_previewdraw (struct ScrArea *sa, struct uiBlock *block);
void BIF_view3d_previewrender_free(struct View3D *v3d);
void BIF_view3d_previewrender_clear(struct ScrArea *sa);
void BIF_view3d_previewrender_signal(struct ScrArea *sa, short signal);
#endif
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