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cogl/matrix: Update copyright headers
There's no trace of Mesa's matrix anymore. https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1439
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@ -28,45 +28,7 @@
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*
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* Authors:
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* Robert Bragg <robert@linux.intel.com>
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*/
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/*
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* Copyright (C) 1999-2005 Brian Paul All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is 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 included
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* 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, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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* AN 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 SOFTWARE.
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*/
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/*
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* Note: a lot of this code is based on code that was taken from Mesa.
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*
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* Changes compared to the original code from Mesa:
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*
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* - instead of allocating matrix->m and matrix->inv using malloc, our
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* public CoglMatrix typedef is large enough to directly contain the
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* matrix, its inverse, a type and a set of flags.
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* - instead of having a _cogl_matrix_analyse which updates the type,
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* flags and inverse, we have _cogl_matrix_update_inverse which
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* essentially does the same thing (internally making use of
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* _cogl_matrix_update_type_and_flags()) but with additional guards in
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* place to bail out when the inverse matrix is still valid.
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* - when initializing a matrix with the identity matrix we don't
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* immediately initialize the inverse matrix; rather we just set the
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* dirty flag for the inverse (since it's likely the user won't request
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* the inverse of the identity matrix)
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* Georges Basile Stavracas Neto <georges.stavracas@gmail.com>
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*/
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#include "cogl-config.h"
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