861766f4ad
The Journal can be considered a standalone component, so even though it's currently only used to log quads, it seems better to split it out into its own file.
126 lines
3.9 KiB
C
126 lines
3.9 KiB
C
/*
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* Cogl
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*
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* An object oriented GL/GLES Abstraction/Utility Layer
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*
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* Copyright (C) 2007,2008,2009 Intel Corporation.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __COGL_TEXTURE_PRIVATE_H
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#define __COGL_TEXTURE_PRIVATE_H
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#include "cogl-bitmap-private.h"
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#include "cogl-handle.h"
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#include "cogl-material-private.h"
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#define COGL_TEXTURE(tex) ((CoglTexture *)(tex))
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typedef struct _CoglTexture CoglTexture;
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typedef enum _CoglTextureType
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{
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COGL_TEXTURE_TYPE_2D_SLICED
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} CoglTextureType;
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struct _CoglTexture
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{
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CoglHandleObject _parent;
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CoglTextureType type;
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CoglBitmap bitmap;
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gboolean bitmap_owner;
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GLenum gl_target;
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GLenum gl_intformat;
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GLenum gl_format;
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GLenum gl_type;
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GLenum min_filter;
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GLenum mag_filter;
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gboolean is_foreign;
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GLint wrap_mode;
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gboolean auto_mipmap;
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gboolean mipmaps_dirty;
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};
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typedef void (*CoglTextureSliceCallback) (CoglHandle handle,
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GLuint gl_handle,
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GLenum gl_target,
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float *slice_coords,
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float *virtual_coords,
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void *user_data);
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void
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_cogl_texture_foreach_sub_texture_in_region (CoglHandle handle,
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float virtual_tx_1,
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float virtual_ty_1,
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float virtual_tx_2,
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float virtual_ty_2,
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CoglTextureSliceCallback callback,
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void *user_data);
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gboolean
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_cogl_texture_can_hardware_repeat (CoglHandle handle);
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void
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_cogl_texture_transform_coords_to_gl (CoglHandle handle,
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float *s,
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float *t);
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GLenum
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_cogl_texture_get_internal_gl_format (CoglHandle handle);
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void
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_cogl_texture_set_wrap_mode_parameter (CoglHandle handle,
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GLenum wrap_mode);
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void
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_cogl_texture_set_filters (CoglHandle handle,
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GLenum min_filter,
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GLenum mag_filter);
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void
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_cogl_texture_ensure_mipmaps (CoglHandle handle);
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/* Functions currently only used by CoglTexture implementations or
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* drivers... */
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void
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_cogl_texture_free (CoglTexture *tex);
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void
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_cogl_texture_bitmap_free (CoglTexture *tex);
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void
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_cogl_texture_bitmap_swap (CoglTexture *tex,
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CoglBitmap *new_bitmap);
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gboolean
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_cogl_texture_bitmap_prepare (CoglTexture *tex,
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CoglPixelFormat internal_format);
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void
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_cogl_texture_prep_gl_alignment_for_pixels_upload (int pixels_rowstride);
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void
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_cogl_texture_prep_gl_alignment_for_pixels_download (int pixels_rowstride);
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gboolean
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_cogl_texture_draw_and_read (CoglTexture *tex,
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CoglBitmap *target_bmp,
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GLuint target_gl_format,
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GLuint target_gl_type);
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#endif /* __COGL_TEXTURE_PRIVATE_H */
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