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107 lines
3.3 KiB
C
107 lines
3.3 KiB
C
/*
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* Cogl
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*
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* An object oriented GL/GLES Abstraction/Utility Layer
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*
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* Copyright (C) 2011 Intel Corporation.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*
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* Authors:
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* Robert Bragg <robert@linux.intel.com>
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*
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*/
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#if !defined(__COGL_H_INSIDE__) && !defined(COGL_COMPILATION)
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#error "Only <cogl/cogl.h> can be included directly."
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#endif
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#ifndef __COGL_ONSCREEN_TEMPLATE_H__
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#define __COGL_ONSCREEN_TEMPLATE_H__
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#include <cogl/cogl-swap-chain.h>
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COGL_BEGIN_DECLS
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typedef struct _CoglOnscreenTemplate CoglOnscreenTemplate;
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#define COGL_ONSCREEN_TEMPLATE(OBJECT) ((CoglOnscreenTemplate *)OBJECT)
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CoglOnscreenTemplate *
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cogl_onscreen_template_new (CoglSwapChain *swap_chain);
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/**
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* cogl_onscreen_template_set_samples_per_pixel:
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* @onscreen_template: A #CoglOnscreenTemplate template framebuffer
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* @n: The minimum number of samples per pixel
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*
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* Requires that any future CoglOnscreen framebuffers derived from
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* this template must support making at least @n samples per pixel
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* which will all contribute to the final resolved color for that
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* pixel.
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*
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* By default this value is usually set to 0 and that is referred to
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* as "single-sample" rendering. A value of 1 or greater is referred
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* to as "multisample" rendering.
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*
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* <note>There are some semantic differences between single-sample
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* rendering and multisampling with just 1 point sample such as it
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* being redundant to use the cogl_framebuffer_resolve_samples() and
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* cogl_framebuffer_resolve_samples_region() apis with single-sample
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* rendering.</note>
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*
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* Since: 1.10
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* Stability: unstable
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*/
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void
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cogl_onscreen_template_set_samples_per_pixel (
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CoglOnscreenTemplate *onscreen_template,
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int n);
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/**
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* cogl_onscreen_template_set_swap_throttled:
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* @onscreen_template: A #CoglOnscreenTemplate template framebuffer
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* @throttled: Whether throttling should be enabled
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*
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* Requests that any future #CoglOnscreen framebuffers derived from this
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* template should enable or disable swap throttling according to the given
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* @throttled argument.
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*
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* Since: 1.10
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* Stability: unstable
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*/
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void
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cogl_onscreen_template_set_swap_throttled (
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CoglOnscreenTemplate *onscreen_template,
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CoglBool throttled);
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/**
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* cogl_is_onscreen_template:
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* @object: A #CoglObject pointer
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*
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* Gets whether the given object references a #CoglOnscreenTemplate.
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*
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* Return value: %TRUE if the object references a #CoglOnscreenTemplate
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* and %FALSE otherwise.
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* Since: 1.10
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* Stability: unstable
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*/
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CoglBool
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cogl_is_onscreen_template (void *object);
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COGL_END_DECLS
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#endif /* __COGL_ONSCREEN_TEMPLATE_H__ */
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