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>
139 lines
4.3 KiB
C
139 lines
4.3 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) 2008,2009,2010 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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* Authors:
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* Damien Lespiau <damien.lespiau@intel.com>
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* Robert Bragg <robert@linux.intel.com>
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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_PIXEL_BUFFER_H__
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#define __COGL_PIXEL_BUFFER_H__
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/* XXX: We forward declare CoglPixelBuffer here to allow for circular
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* dependencies between some headers */
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typedef struct _CoglPixelBuffer CoglPixelBuffer;
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#include <cogl/cogl-types.h>
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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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#define COGL_PIXEL_BUFFER(buffer) ((CoglPixelBuffer *)(buffer))
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#ifdef COGL_HAS_GTYPE_SUPPORT
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/**
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* cogl_pixel_buffer_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_pixel_buffer_get_gtype (void);
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#endif
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/**
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* cogl_pixel_buffer_new:
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* @context: A #CoglContext
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* @size: The number of bytes to allocate for the pixel data.
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* @data: An optional pointer to vertex data to upload immediately
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*
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* Declares a new #CoglPixelBuffer of @size bytes to contain arrays of
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* pixels. Once declared, data can be set using cogl_buffer_set_data()
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* or by mapping it into the application's address space using
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* cogl_buffer_map().
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*
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* If @data isn't %NULL then @size bytes will be read from @data and
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* immediately copied into the new buffer.
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*
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* Return value: (transfer full): a newly allocated #CoglPixelBuffer
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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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CoglPixelBuffer *
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cogl_pixel_buffer_new (CoglContext *context,
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size_t size,
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const void *data);
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/**
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* cogl_is_pixel_buffer:
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* @object: a #CoglObject to test
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*
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* Checks whether @object is a pixel buffer.
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*
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* Return value: %TRUE if the @object is a pixel buffer, and %FALSE
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* otherwise
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*
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* Since: 1.2
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* Stability: Unstable
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*/
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CoglBool
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cogl_is_pixel_buffer (void *object);
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#if 0
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/*
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* cogl_pixel_buffer_set_region:
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* @buffer: A #CoglPixelBuffer object
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* @data: pixel data to upload to @array
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* @src_width: width in pixels of the region to update
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* @src_height: height in pixels of the region to update
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* @src_rowstride: row stride in bytes of the source array
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* @dst_x: upper left destination horizontal coordinate
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* @dst_y: upper left destination vertical coordinate
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*
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* Uploads new data into a pixel array. The source data pointed by @data can
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* have a different stride than @array in which case the function will do the
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* right thing for you. For performance reasons, it is recommended for the
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* source data to have the same stride than @array.
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*
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* Return value: %TRUE if the upload succeeded, %FALSE otherwise
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*
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* Since: 1.2
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* Stability: Unstable
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*/
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CoglBool
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cogl_pixel_buffer_set_region (CoglPixelBuffer *buffer,
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uint8_t *data,
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unsigned int src_width,
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unsigned int src_height,
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unsigned int src_rowstride,
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unsigned int dst_x,
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unsigned int dst_y);
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#endif
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COGL_END_DECLS
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#endif /* __COGL_PIXEL_BUFFER_H__ */
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