From 97c10ba7d73ed0e7505ad2f804fe79aec4f55239 Mon Sep 17 00:00:00 2001 From: Tavian Barnes Date: Thu, 2 Dec 2010 17:28:08 -0500 Subject: Split pigments and finishes into their own headers/sources. --- libdimension/pigment.c | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 libdimension/pigment.c (limited to 'libdimension/pigment.c') diff --git a/libdimension/pigment.c b/libdimension/pigment.c new file mode 100644 index 0000000..2ca1e2e --- /dev/null +++ b/libdimension/pigment.c @@ -0,0 +1,62 @@ +/************************************************************************* + * Copyright (C) 2009-2010 Tavian Barnes * + * * + * This file is part of The Dimension Library. * + * * + * The Dimension 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 3 of the * + * License, or (at your option) any later version. * + * * + * The Dimension 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 program. If not, see * + * . * + *************************************************************************/ + +/** + * @file + * Pigments. + */ + +#include "dimension.h" + +/* Allocate a dummy pigment */ +dmnsn_pigment * +dmnsn_new_pigment(void) +{ + dmnsn_pigment *pigment = dmnsn_malloc(sizeof(dmnsn_pigment)); + pigment->pigment_fn = NULL; + pigment->initialize_fn = NULL; + pigment->free_fn = NULL; + pigment->trans = dmnsn_identity_matrix(); + pigment->quick_color = dmnsn_black; + return pigment; +} + +/* Free a pigment */ +void +dmnsn_delete_pigment(dmnsn_pigment *pigment) +{ + if (pigment) { + if (pigment->free_fn) { + (*pigment->free_fn)(pigment->ptr); + } + dmnsn_free(pigment); + } +} + +/* Precompute pigment properties */ +void +dmnsn_initialize_pigment(dmnsn_pigment *pigment) +{ + if (pigment->initialize_fn) { + (*pigment->initialize_fn)(pigment); + } + + pigment->trans_inv = dmnsn_matrix_inverse(pigment->trans); +} -- cgit v1.2.3