2014-01-01 20:39:56 -05:00
|
|
|
/*
|
|
|
|
* Cogl
|
|
|
|
*
|
2014-02-21 20:28:54 -05:00
|
|
|
* A Low Level GPU Graphics and Utilities API
|
2014-01-01 20:39:56 -05:00
|
|
|
*
|
|
|
|
* Copyright (C) 2014 Intel Corporation.
|
|
|
|
*
|
2014-02-21 20:28:54 -05:00
|
|
|
* Permission is hereby granted, free of charge, to any person
|
|
|
|
* obtaining a copy of this software and associated documentation
|
|
|
|
* files (the "Software"), to deal in the Software without
|
|
|
|
* restriction, including without limitation the rights to use, copy,
|
|
|
|
* modify, merge, publish, distribute, sublicense, and/or sell copies
|
|
|
|
* of the Software, and to permit persons to whom the Software is
|
|
|
|
* furnished to do so, subject to the following conditions:
|
|
|
|
*
|
|
|
|
* The above copyright notice and this permission notice shall be
|
|
|
|
* included in all copies or substantial portions of the Software.
|
|
|
|
*
|
|
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
|
|
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
|
|
|
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
|
|
|
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|
|
|
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
|
|
* SOFTWARE.
|
2014-01-01 20:39:56 -05:00
|
|
|
*
|
|
|
|
*
|
|
|
|
*/
|
|
|
|
|
|
|
|
#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__ */
|