123 lines
2.3 KiB
C++
123 lines
2.3 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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/** \file
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* \ingroup imbdds
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*/
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/*
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* This file is based on a similar file from the NVIDIA texture tools
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* (http://nvidia-texture-tools.googlecode.com/)
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*
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* Original license from NVIDIA follows.
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*/
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/* This code is in the public domain -- <castanyo@yahoo.es>. */
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#include <Color.h>
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#include <Image.h>
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#include <cstdio> /* printf */
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Image::Image() : m_width(0), m_height(0), m_format(Format_RGB), m_data(nullptr)
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{
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}
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Image::~Image()
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{
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free();
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}
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void Image::allocate(uint w, uint h)
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{
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free();
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m_width = w;
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m_height = h;
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m_data = new Color32[w * h];
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}
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void Image::free()
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{
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delete[] m_data;
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m_data = nullptr;
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}
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uint Image::width() const
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{
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return m_width;
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}
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uint Image::height() const
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{
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return m_height;
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}
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const Color32 *Image::scanline(uint h) const
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{
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if (h >= m_height) {
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printf("DDS: scanline beyond dimensions of image\n");
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return m_data;
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}
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return m_data + h * m_width;
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}
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Color32 *Image::scanline(uint h)
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{
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if (h >= m_height) {
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printf("DDS: scanline beyond dimensions of image\n");
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return m_data;
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}
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return m_data + h * m_width;
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}
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const Color32 *Image::pixels() const
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{
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return m_data;
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}
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Color32 *Image::pixels()
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{
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return m_data;
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}
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const Color32 &Image::pixel(uint idx) const
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{
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if (idx >= m_width * m_height) {
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printf("DDS: pixel beyond dimensions of image\n");
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return m_data[0];
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}
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return m_data[idx];
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}
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Color32 &Image::pixel(uint idx)
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{
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if (idx >= m_width * m_height) {
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printf("DDS: pixel beyond dimensions of image\n");
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return m_data[0];
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}
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return m_data[idx];
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}
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Image::Format Image::format() const
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{
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return m_format;
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}
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void Image::setFormat(Image::Format f)
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{
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m_format = f;
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}
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