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Diffstat (limited to 'dgedit/mipmap.cc')
-rw-r--r-- | dgedit/mipmap.cc | 99 |
1 files changed, 0 insertions, 99 deletions
diff --git a/dgedit/mipmap.cc b/dgedit/mipmap.cc deleted file mode 100644 index 09b15b6..0000000 --- a/dgedit/mipmap.cc +++ /dev/null @@ -1,99 +0,0 @@ -/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ -/*************************************************************************** - * mipmap.cc - * - * Fri Sep 3 16:39:46 CEST 2010 - * Copyright 2010 Bent Bisballe Nyeng - * deva@aasimon.org - ****************************************************************************/ - -/* - * This file is part of DrumGizmo. - * - * DrumGizmo is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * DrumGizmo 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 General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with DrumGizmo; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. - */ -#include "mipmap.h" - -MipMap::MipMap(float *data, size_t size) -{ - this->data = data; - this->size = size; - this->zoom = 1; -} - -MipMapValue MipMap::data_lookup(size_t begin, size_t end) -{ - MipMapValue val; - - size_t numlavg = 0; - size_t numuavg = 0; - for(size_t i = begin; i <= end; i++) { - if(i > size || i < 0) break; - if(data[i] > val.max) val.max = data[i]; - if(data[i] < val.min) val.min = data[i]; - - if(data[i] > 0) { val.uavg += data[i]; numuavg++; } - if(data[i] < 0) { val.lavg += data[i]; numlavg++; } - } - - if(numlavg) val.lavg /= (float) numlavg; - if(numuavg) val.uavg /= (float) numuavg; - - return val; -} - -MipMapValue MipMap::mipmap_lookup(size_t begin, size_t end) -{ - MipMapValue val; - - size_t numlavg = 0; - size_t numuavg = 0; - for(size_t i = begin; i <= end; i++) { - if(i > size || i < 0) break; - if(data[i] > val.max) val.max = data[i]; - if(data[i] < val.min) val.min = data[i]; - - if(data[i] > 0) { val.uavg += data[i]; numuavg++; } - if(data[i] < 0) { val.lavg += data[i]; numlavg++; } - } - - if(numlavg) val.lavg /= (float) numlavg; - if(numuavg) val.uavg /= (float) numuavg; - - return val; -} - -#define ABS(x) (x>0?x:-x) - -MipMapValue MipMap::lookup(size_t begin, size_t end) -{ - return data_lookup(begin, end); - /* - - size_t zoom_factor = ABS(end - begin); - - if(zoom_factor < zoom / 2) { - if(zoom == 1) { // Lookup in original data. - return data_lookup(begin, end); - } - - return mipmap_lookup(begin, end); - } - - if(lowerlevel) return lowerlevel->lookup(begin,end); - - return MipMapValue(); - */ -} |