mutter/cogl/deprecated/cogl-auto-texture.h

/*
 * Cogl
 *
 * An object oriented GL/GLES Abstraction/Utility Layer
 *
 * Copyright (C) 2014 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/>.
 *
 *
 */

#ifndef __COGL_AUTO_TEXTURE_H__
#define __COGL_AUTO_TEXTURE_H__

COGL_BEGIN_DECLS

/**
 * cogl_texture_new_with_size:
 * @width: width of texture in pixels.
 * @height: height of texture in pixels.
 * @flags: Optional flags for the texture, or %COGL_TEXTURE_NONE
 * @internal_format: the #CoglPixelFormat to use for the GPU storage of the
 *    texture.
 *
 * Creates a new #CoglTexture with the specified dimensions and pixel format.
 *
 * Return value: (transfer full): A newly created #CoglTexture or %NULL on failure
 *
 * Since: 0.8
 * Deprecated: 1.18: Use specific constructors such as
 *                   cogl_texture_2d_new_with_size()
 */
COGL_DEPRECATED_IN_1_18_FOR(cogl_texture_2d_new_with_size__OR__cogl_texture_2d_sliced_new_with_size)
CoglTexture *
cogl_texture_new_with_size (unsigned int width,
                            unsigned int height,
                            CoglTextureFlags flags,
                            CoglPixelFormat internal_format);

/**
 * cogl_texture_new_from_file:
 * @filename: the file to load
 * @flags: Optional flags for the texture, or %COGL_TEXTURE_NONE
 * @internal_format: the #CoglPixelFormat to use for the GPU storage of the
 *    texture. If %COGL_PIXEL_FORMAT_ANY is given then a premultiplied
 *    format similar to the format of the source data will be used. The
 *    default blending equations of Cogl expect premultiplied color data;
 *    the main use of passing a non-premultiplied format here is if you
 *    have non-premultiplied source data and are going to adjust the blend
 *    mode (see cogl_material_set_blend()) or use the data for something
 *    other than straight blending.
 * @error: return location for a #CoglError or %NULL
 *
 * Creates a #CoglTexture from an image file.
 *
 * Return value: (transfer full): A newly created #CoglTexture or
 *               %NULL on failure
 *
 * Since: 0.8
 * Deprecated: 1.18: Use specific constructors such as
 *                   cogl_texture_2d_new_from_file()
 */
COGL_DEPRECATED_IN_1_18_FOR(cogl_texture_2d_new_from_file__OR__cogl_texture_2d_sliced_new_from_file)
CoglTexture *
cogl_texture_new_from_file (const char       *filename,
                            CoglTextureFlags   flags,
                            CoglPixelFormat    internal_format,
                            CoglError           **error);

/**
 * cogl_texture_new_from_data:
 * @width: width of texture in pixels
 * @height: height of texture in pixels
 * @flags: Optional flags for the texture, or %COGL_TEXTURE_NONE
 * @format: the #CoglPixelFormat the buffer is stored in in RAM
 * @internal_format: the #CoglPixelFormat that will be used for storing
 *    the buffer on the GPU. If COGL_PIXEL_FORMAT_ANY is given then a
 *    premultiplied format similar to the format of the source data will
 *    be used. The default blending equations of Cogl expect premultiplied
 *    color data; the main use of passing a non-premultiplied format here
 *    is if you have non-premultiplied source data and are going to adjust
 *    the blend mode (see cogl_material_set_blend()) or use the data for
 *    something other than straight blending.
 * @rowstride: the memory offset in bytes between the starts of
 *    scanlines in @data
 * @data: pointer the memory region where the source buffer resides
 *
 * Creates a new #CoglTexture based on data residing in memory.
 *
 * Return value: (transfer full): A newly created #CoglTexture or
 *               %NULL on failure
 *
 * Since: 0.8
 * Deprecated: 1.18: Use specific constructors such as
 *                   cogl_texture_2d_new_from_data()
 */
COGL_DEPRECATED_IN_1_18_FOR(cogl_texture_2d_new_from_data__OR__cogl_texture_2d_sliced_new_from_data)
CoglTexture *
cogl_texture_new_from_data (int width,
                            int height,
                            CoglTextureFlags flags,
                            CoglPixelFormat format,
                            CoglPixelFormat internal_format,
                            int rowstride,
                            const uint8_t *data);

/**
 * cogl_texture_new_from_foreign:
 * @gl_handle: opengl handle of foreign texture.
 * @gl_target: opengl target type of foreign texture
 * @width: width of foreign texture
 * @height: height of foreign texture.
 * @x_pot_waste: horizontal waste on the right hand edge of the texture.
 * @y_pot_waste: vertical waste on the bottom edge of the texture.
 * @format: format of the foreign texture.
 *
 * Creates a #CoglTexture based on an existing OpenGL texture; the
 * width, height and format are passed along since it is not always
 * possible to query these from OpenGL.
 *
 * The waste arguments allow you to create a Cogl texture that maps to
 * a region smaller than the real OpenGL texture. For instance if your
 * hardware only supports power-of-two textures you may load a
 * non-power-of-two image into a larger power-of-two texture and use
 * the waste arguments to tell Cogl which region should be mapped to
 * the texture coordinate range [0:1].
 *
 * Return value: (transfer full): A newly created #CoglTexture or
 *               %NULL on failure
 *
 * Since: 0.8
 * Deprecated: 1.18: Use specific constructors such as
 *                   cogl_texture_2d_new_from_foreign()
 */
COGL_DEPRECATED_IN_1_18_FOR(cogl_texture_2d_new_from_foreign)
CoglTexture *
cogl_texture_new_from_foreign (unsigned int gl_handle,
                               unsigned int gl_target,
                               unsigned int width,
                               unsigned int height,
                               unsigned int x_pot_waste,
                               unsigned int y_pot_waste,
                               CoglPixelFormat format);

/**
 * cogl_texture_new_from_bitmap:
 * @bitmap: A #CoglBitmap pointer
 * @flags: Optional flags for the texture, or %COGL_TEXTURE_NONE
 * @internal_format: the #CoglPixelFormat to use for the GPU storage of the
 * texture
 *
 * Creates a #CoglTexture from a #CoglBitmap.
 *
 * Return value: (transfer full): A newly created #CoglTexture or
 *               %NULL on failure
 *
 * Since: 1.0
 * Deprecated: 1.18: Use specific constructors such as
 *                   cogl_texture_2d_new_from_bitmap()
 */
COGL_DEPRECATED_IN_1_18_FOR(cogl_texture_2d_new_from_bitmap__OR__cogl_texture_2d_sliced_new_from_bitmap)
CoglTexture *
cogl_texture_new_from_bitmap (CoglBitmap *bitmap,
                              CoglTextureFlags flags,
                              CoglPixelFormat internal_format);

/**
 * cogl_texture_new_from_sub_texture:
 * @full_texture: a #CoglTexture pointer
 * @sub_x: X coordinate of the top-left of the subregion
 * @sub_y: Y coordinate of the top-left of the subregion
 * @sub_width: Width in pixels of the subregion
 * @sub_height: Height in pixels of the subregion
 *
 * Creates a new texture which represents a subregion of another
 * texture. The GL resources will be shared so that no new texture
 * data is actually allocated.
 *
 * Sub textures have undefined behaviour texture coordinates outside
 * of the range [0,1] are used. They also do not work with
 * CoglVertexBuffers.
 *
 * The sub texture will keep a reference to the full texture so you do
 * not need to keep one separately if you only want to use the sub
 * texture.
 *
 * Return value: (transfer full): A newly created #CoglTexture or
 *               %NULL on failure
 * Since: 1.2
 * Deprecated: 1.18: Use cogl_sub_texture_new()
 */
COGL_DEPRECATED_IN_1_18_FOR(cogl_sub_texture_new)
CoglTexture *
cogl_texture_new_from_sub_texture (CoglTexture *full_texture,
                                   int sub_x,
                                   int sub_y,
                                   int sub_width,
                                   int sub_height);

COGL_END_DECLS

#endif /* __COGL_AUTO_TEXTURE_H__ */