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blender-archive/source/blender/draw/intern/draw_view.h
Jeroen Bakker 0bdf4e2f2d Show Background Image Beneath Transparent Objects (Cycles only)
Camera background images were not shown under transparent objects.
This patch performs an alpha under for background images for cycles.

In order to see the difference the Film transparency needs to be turned on.

Note that workbench and EEVEE still needs to be adapted as they don't
write store alpha value in the viewport.

Side note. This implementation is already an improvement of the current behavior, what users are requesting. (Show background images underneath cycles viewport rendering.) It is clear that this patch still needs to be extended to workbench and eevee. For now that should be marked as a known limitation.

Reviewed By: fclem

Differential Revision: https://developer.blender.org/D5437
2019-10-05 17:18:53 +02:00

36 lines
1.2 KiB
C++

/*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Copyright 2016, Blender Foundation.
*/
/** \file
* \ingroup draw
*/
#ifndef __DRAW_VIEW_H__
#define __DRAW_VIEW_H__
void DRW_draw_region_info(void);
void DRW_clear_background(void);
void DRW_draw_background(bool do_alpha_checker);
void DRW_draw_cursor(void);
void DRW_draw_gizmo_3d(void);
void DRW_draw_gizmo_2d(void);
struct GPUBatch *DRW_draw_background_clipping_batch_from_rv3d(const struct RegionView3D *rv3d);
#endif /* __DRAW_VIEW_H__ */