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1b2dd815b4
This adds much more comprehensive support for gobject-introspection based bindings by registering all objects as fundamental types that inherit from CoglObject, and all structs as boxed types. Co-Author: Robert Bragg <robert@linux.intel.com> Reviewed-by: Neil Roberts <neil@linux.intel.com>
239 lines
7.3 KiB
C
239 lines
7.3 KiB
C
/*
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* Cogl
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*
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* A Low Level GPU Graphics and Utilities API
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*
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* Copyright (C) 2010 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy,
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* modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*
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*/
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#ifndef __COGL_TEXTURE_PIXMAP_X11_H
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#define __COGL_TEXTURE_PIXMAP_X11_H
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/* NB: this is a top-level header that can be included directly but we
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* want to be careful not to define __COGL_H_INSIDE__ when this is
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* included internally while building Cogl itself since
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* __COGL_H_INSIDE__ is used in headers to guard public vs private api
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* definitions
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*/
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#ifndef COGL_COMPILATION
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/* Note: When building Cogl .gir we explicitly define
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* __COGL_H_INSIDE__ */
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#ifndef __COGL_H_INSIDE__
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#define __COGL_H_INSIDE__
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#define __COGL_MUST_UNDEF_COGL_H_INSIDE__
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#endif
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#endif /* COGL_COMPILATION */
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#include <cogl/cogl-context.h>
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#ifdef COGL_HAS_GTYPE_SUPPORT
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#include <glib-object.h>
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#endif
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COGL_BEGIN_DECLS
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#ifdef COGL_ENABLE_EXPERIMENTAL_API
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/**
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* SECTION:cogl-texture-pixmap-x11
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* @short_description: Functions for creating and manipulating 2D meta
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* textures derived from X11 pixmaps.
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*
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* These functions allow high-level meta textures (See the
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* #CoglMetaTexture interface) that derive their contents from an X11
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* pixmap.
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*/
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typedef struct _CoglTexturePixmapX11 CoglTexturePixmapX11;
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#define COGL_TEXTURE_PIXMAP_X11(X) ((CoglTexturePixmapX11 *)X)
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#ifdef COGL_HAS_GTYPE_SUPPORT
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/**
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* cogl_texture_pixmap_x11_get_gtype:
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*
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* Returns: a #GType that can be used with the GLib type system.
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*/
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GType cogl_texture_pixmap_x11_get_gtype (void);
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#endif
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typedef enum
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{
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COGL_TEXTURE_PIXMAP_X11_DAMAGE_RAW_RECTANGLES,
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COGL_TEXTURE_PIXMAP_X11_DAMAGE_DELTA_RECTANGLES,
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COGL_TEXTURE_PIXMAP_X11_DAMAGE_BOUNDING_BOX,
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COGL_TEXTURE_PIXMAP_X11_DAMAGE_NON_EMPTY
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} CoglTexturePixmapX11ReportLevel;
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/**
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* COGL_TEXTURE_PIXMAP_X11_ERROR:
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*
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* #CoglError domain for texture-pixmap-x11 errors.
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*
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* Since: 1.10
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*/
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#define COGL_TEXTURE_PIXMAP_X11_ERROR (cogl_texture_pixmap_x11_error_quark ())
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/**
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* CoglTexturePixmapX11Error:
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* @COGL_TEXTURE_PIXMAP_X11_ERROR_X11: An X11 protocol error
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*
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* Error codes that can be thrown when performing texture-pixmap-x11
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* operations.
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*
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* Since: 1.10
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*/
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typedef enum {
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COGL_TEXTURE_PIXMAP_X11_ERROR_X11,
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} CoglTexturePixmapX11Error;
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uint32_t cogl_texture_pixmap_x11_error_quark (void);
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/**
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* cogl_texture_pixmap_x11_new:
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* @context: A #CoglContext
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* @pixmap: A X11 pixmap ID
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* @automatic_updates: Whether to automatically copy the contents of
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* the pixmap to the texture.
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* @error: A #CoglError for exceptions
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*
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* Creates a texture that contains the contents of @pixmap. If
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* @automatic_updates is %TRUE then Cogl will attempt to listen for
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* damage events on the pixmap and automatically update the texture
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* when it changes.
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*
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* Return value: a new #CoglTexturePixmapX11 instance
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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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CoglTexturePixmapX11 *
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cogl_texture_pixmap_x11_new (CoglContext *context,
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uint32_t pixmap,
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CoglBool automatic_updates,
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CoglError **error);
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/**
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* cogl_texture_pixmap_x11_update_area:
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* @texture: A #CoglTexturePixmapX11 instance
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* @x: x coordinate of the area to update
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* @y: y coordinate of the area to update
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* @width: width of the area to update
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* @height: height of the area to update
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*
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* Forces an update of the given @texture so that it is refreshed with
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* the contents of the pixmap that was given to
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* cogl_texture_pixmap_x11_new().
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*
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* Since: 1.4
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* Stability: Unstable
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*/
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void
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cogl_texture_pixmap_x11_update_area (CoglTexturePixmapX11 *texture,
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int x,
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int y,
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int width,
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int height);
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/**
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* cogl_texture_pixmap_x11_is_using_tfp_extension:
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* @texture: A #CoglTexturePixmapX11 instance
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*
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* Checks whether the given @texture is using the
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* GLX_EXT_texture_from_pixmap or similar extension to copy the
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* contents of the pixmap to the texture. This extension is usually
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* implemented as zero-copy operation so it implies the updates are
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* working efficiently.
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*
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* Return value: %TRUE if the texture is using an efficient extension
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* and %FALSE otherwise
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*
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* Since: 1.4
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* Stability: Unstable
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*/
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CoglBool
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cogl_texture_pixmap_x11_is_using_tfp_extension (CoglTexturePixmapX11 *texture);
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/**
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* cogl_texture_pixmap_x11_set_damage_object:
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* @texture: A #CoglTexturePixmapX11 instance
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* @damage: A X11 Damage object or 0
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* @report_level: The report level which describes how to interpret
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* the damage events. This should match the level that the damage
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* object was created with.
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*
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* Sets the damage object that will be used to track automatic updates
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* to the @texture. Damage tracking can be disabled by passing 0 for
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* @damage. Otherwise this damage will replace the one used if %TRUE
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* was passed for automatic_updates to cogl_texture_pixmap_x11_new().
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*
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* Note that Cogl will subtract from the damage region as it processes
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* damage events.
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*
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* Since: 1.4
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* Stability: Unstable
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*/
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void
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cogl_texture_pixmap_x11_set_damage_object (CoglTexturePixmapX11 *texture,
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uint32_t damage,
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CoglTexturePixmapX11ReportLevel
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report_level);
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/**
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* cogl_is_texture_pixmap_x11:
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* @object: A pointer to a #CoglObject
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*
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* Checks whether @object points to a #CoglTexturePixmapX11 instance.
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*
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* Return value: %TRUE if the object is a #CoglTexturePixmapX11, and
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* %FALSE otherwise
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*
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* Since: 1.4
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* Stability: Unstable
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*/
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CoglBool
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cogl_is_texture_pixmap_x11 (void *object);
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#endif /* COGL_ENABLE_EXPERIMENTAL_API */
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COGL_END_DECLS
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/* The gobject introspection scanner seems to parse public headers in
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* isolation which means we need to be extra careful about how we
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* define and undefine __COGL_H_INSIDE__ used to detect when internal
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* headers are incorrectly included by developers. In the gobject
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* introspection case we have to manually define __COGL_H_INSIDE__ as
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* a commandline argument for the scanner which means we must be
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* careful not to undefine it in a header...
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*/
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#ifdef __COGL_MUST_UNDEF_COGL_H_INSIDE__
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#undef __COGL_H_INSIDE__
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#undef __COGL_MUST_UNDEF_COGL_H_INSIDE__
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#endif
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#endif /* __COGL_TEXTURE_PIXMAP_X11_H */
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