File size: 2,737 Bytes
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/***************************************************************************
* 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 "Texture.h"
#include "GlUtils.h"
namespace MillSim
{
Texture::~Texture()
{
DestroyTexture();
}
void Texture::DestroyTexture()
{
GLDELETE_TEXTURE(mTextureId);
}
bool Texture::LoadImage(unsigned int* image, int _width, int _height)
{
DestroyTexture();
width = _width;
height = _height;
glGenTextures(1, &mTextureId);
glBindTexture(GL_TEXTURE_2D, mTextureId);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, image);
glBindTexture(GL_TEXTURE_2D, 0);
return true;
}
bool Texture::Activate()
{
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, mTextureId);
return true;
}
bool Texture::unbind()
{
glBindTexture(GL_TEXTURE_2D, 0);
return true;
}
} // namespace MillSim
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