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mutter-performance-source/cogl/cogl-onscreen-template.h
Tomeu Vizoso 93d0de1d9a Mass rename CLUTTER_COMPILATION to COGL_COMPILATION
Reviewed-by: Neil Roberts <neil@linux.intel.com>

(cherry picked from commit a99512e5798e48ffa3a9a1a7eb98bc55647ee1b6)
2012-08-06 14:27:45 +01:00

107 lines
3.4 KiB
C

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