68 lines
1.9 KiB
C++
68 lines
1.9 KiB
C++
/*
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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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*
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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. See the
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* GNU General Public License for more details.
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*
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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 the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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/** \file
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* \ingroup wm
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*
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* \name WM-Surface
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*
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* Container to manage painting in an off-screen context.
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*/
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#pragma once
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struct bContext;
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct wmSurface {
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struct wmSurface *next, *prev;
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GHOST_ContextHandle ghost_ctx;
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struct GPUContext *gpu_ctx;
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void *customdata;
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void (*draw)(struct bContext *);
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/** Free customdata, not the surface itself (done by wm_surface API) */
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void (*free_data)(struct wmSurface *);
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/** Called when surface is activated for drawing (made drawable). */
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void (*activate)(void);
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/** Called when surface is deactivated for drawing (current drawable cleared). */
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void (*deactivate)(void);
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} wmSurface;
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/* Create/Free */
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void wm_surface_add(wmSurface *surface);
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void wm_surface_remove(wmSurface *surface);
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void wm_surfaces_free(void);
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/* Utils */
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void wm_surfaces_iter(struct bContext *C, void (*cb)(struct bContext *, wmSurface *));
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/* Drawing */
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void wm_surface_make_drawable(wmSurface *surface);
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void wm_surface_clear_drawable(void);
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void wm_surface_set_drawable(wmSurface *surface, bool activate);
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void wm_surface_reset_drawable(void);
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#ifdef __cplusplus
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}
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#endif
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