FreeCAD / src /Mod /CAM /PathSimulator /AppGL /TextureLoader.cpp

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// SPDX-License-Identifier: LGPL-2.1-or-later

/***************************************************************************
 *   Copyright (c) 2024 Shai Seger <shaise at gmail>                       *
 *                                                                         *
 *   This file is part of the FreeCAD CAx development system.              *
 *                                                                         *
 *   This library is free software; you can redistribute it and/or         *
 *   modify it under the terms of the GNU Library General Public           *
 *   License as published by the Free Software Foundation; either          *
 *   version 2 of the License, or (at your option) any later version.      *
 *                                                                         *
 *   This 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 Library General Public License for more details.                  *
 *                                                                         *
 *   You should have received a copy of the GNU Library General Public     *
 *   License along with this library; see the file COPYING.LIB. If not,    *
 *   write to the Free Software Foundation, Inc., 59 Temple Place,         *
 *   Suite 330, Boston, MA  02111-1307, USA                                *
 *                                                                         *
 ***************************************************************************/

#include "TextureLoader.h"

using namespace MillSim;

TextureItem texItems[] = {
    {1, 40, 0, 0},
    {1, 1, 0, 0},
    {70, 1, 0, 0},
    {100, 1, 0, 0},
    {135, 1, 0, 0},
    {30, 1, 0, 0},
    {170, 1, 0, 0},
    {1, 130, 0, 0},
    {30, 130, 0, 0},
    {55, 130, 0, 0},
    {85, 130, 0, 0},
    {140, 130, 0, 0},
    {195, 130, 0, 0},
    {210, 1, 0, 0},
    {95, 50, 0, 0},
    {130, 50, 0, 0},
    {170, 50, 0, 0},
    {210, 50, 0, 0},
};


#define NUM_TEX_ITEMS (sizeof(texItems) / sizeof(TextureItem))

int sssize = -1;

TextureLoader::TextureLoader(std::string imgFolder, std::vector<std::string> fileNames, int textureSize)
    : mImageFolder(imgFolder)
{
    size_t buffsize = static_cast<size_t>(textureSize) * static_cast<size_t>(textureSize)
        * sizeof(unsigned int);
    mRawData = (unsigned int*)malloc(buffsize);
    if (mRawData == nullptr) {
        return;
    }
    memset(mRawData, 0x00, buffsize);
    for (std::size_t i = 0; i < fileNames.size(); i++) {
        QImage pixmap((imgFolder + fileNames[i]).c_str());
        AddImage(&(texItems[i]), pixmap, mRawData, textureSize);
    }
}

// parse compressed image into a texture buffer
bool TextureLoader::AddImage(TextureItem* texItem, QImage& pixmap, unsigned int* buffPos, int stride)
{
    int width = pixmap.width();
    int height = pixmap.height();
    buffPos += stride * texItem->ty + texItem->tx;
    for (int i = 0; i < height; i++) {
        unsigned int* line = reinterpret_cast<unsigned int*>(pixmap.scanLine(i));
        for (int j = 0; j < width; j++) {
            buffPos[j] = line[j];
        }
        buffPos += stride;
    }
    texItem->w = width;
    texItem->h = height;
    return true;
}

MillSim::TextureLoader::~TextureLoader()
{
    if (mRawData != nullptr) {
        free(mRawData);
    }
}

unsigned int* MillSim::TextureLoader::GetRawData()
{
    return mRawData;
}

TextureItem* MillSim::TextureLoader::GetTextureItem(int i)
{
    return texItems + i;
}

	// SPDX-License-Identifier: LGPL-2.1-or-later

	/***************************************************************************
	* Copyright (c) 2024 Shai Seger <shaise at gmail> *
	* *
	* This file is part of the FreeCAD CAx development system. *
	* *
	* This library is free software; you can redistribute it and/or *
	* modify it under the terms of the GNU Library General Public *
	* License as published by the Free Software Foundation; either *
	* version 2 of the License, or (at your option) any later version. *
	* *
	* This 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 Library General Public License for more details. *
	* *
	* You should have received a copy of the GNU Library General Public *
	* License along with this library; see the file COPYING.LIB. If not, *
	* write to the Free Software Foundation, Inc., 59 Temple Place, *
	* Suite 330, Boston, MA 02111-1307, USA *
	* *
	***************************************************************************/

	#include "TextureLoader.h"

	using namespace MillSim;

	TextureItem texItems[] = {
	{1, 40, 0, 0},
	{1, 1, 0, 0},
	{70, 1, 0, 0},
	{100, 1, 0, 0},
	{135, 1, 0, 0},
	{30, 1, 0, 0},
	{170, 1, 0, 0},
	{1, 130, 0, 0},
	{30, 130, 0, 0},
	{55, 130, 0, 0},
	{85, 130, 0, 0},
	{140, 130, 0, 0},
	{195, 130, 0, 0},
	{210, 1, 0, 0},
	{95, 50, 0, 0},
	{130, 50, 0, 0},
	{170, 50, 0, 0},
	{210, 50, 0, 0},
	};


	#define NUM_TEX_ITEMS (sizeof(texItems) / sizeof(TextureItem))

	int sssize = -1;

	TextureLoader::TextureLoader(std::string imgFolder, std::vector<std::string> fileNames, int textureSize)
	: mImageFolder(imgFolder)
	{
	size_t buffsize = static_cast<size_t>(textureSize) * static_cast<size_t>(textureSize)
	* sizeof(unsigned int);
	mRawData = (unsigned int*)malloc(buffsize);
	if (mRawData == nullptr) {
	return;
	}
	memset(mRawData, 0x00, buffsize);
	for (std::size_t i = 0; i < fileNames.size(); i++) {
	QImage pixmap((imgFolder + fileNames[i]).c_str());
	AddImage(&(texItems[i]), pixmap, mRawData, textureSize);
	}
	}

	// parse compressed image into a texture buffer
	bool TextureLoader::AddImage(TextureItem* texItem, QImage& pixmap, unsigned int* buffPos, int stride)
	{
	int width = pixmap.width();
	int height = pixmap.height();
	buffPos += stride * texItem->ty + texItem->tx;
	for (int i = 0; i < height; i++) {
	unsigned int* line = reinterpret_cast<unsigned int*>(pixmap.scanLine(i));
	for (int j = 0; j < width; j++) {
	buffPos[j] = line[j];
	}
	buffPos += stride;
	}
	texItem->w = width;
	texItem->h = height;
	return true;
	}

	MillSim::TextureLoader::~TextureLoader()
	{
	if (mRawData != nullptr) {
	free(mRawData);
	}
	}

	unsigned int* MillSim::TextureLoader::GetRawData()
	{
	return mRawData;
	}

	TextureItem* MillSim::TextureLoader::GetTextureItem(int i)
	{
	return texItems + i;
	}