bool window::setup(const int width_param, const int height_param)
{
width = width_param;
height = height_param;
if (SDL_Init(SDL_INIT_VIDEO) < 0) {
std::cout << "Couldn't initialize SDL: "
<< SDL_GetError() << std::endl;
return false;
}
atexit(SDL_Quit);
video = SDL_GetVideoInfo();
if(video == NULL) {
std::cout << "Couldn't get video information: "
<< SDL_GetError() << std::endl;
return false;
}
SDL_GL_SetAttribute( SDL_GL_RED_SIZE, 5 );
SDL_GL_SetAttribute( SDL_GL_GREEN_SIZE, 5 );
SDL_GL_SetAttribute( SDL_GL_BLUE_SIZE, 5 );
SDL_GL_SetAttribute( SDL_GL_DEPTH_SIZE, 16 );
SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER, 1 );
if(SDL_SetVideoMode(width, height, get_bits_per_pixel(), SDL_OPENGL | SDL_RESIZABLE) == 0) {
std::cout << "Couldn't set video mode: "
<< SDL_GetError() << std::endl;
return false;
}
setup_opengl(width, height);
return true;
}
void window::handle_resize(const int width_param, const int height_param)
{
width = width_param;
height = height_param;
SDL_SetVideoMode(width, height, get_bits_per_pixel(), SDL_OPENGL | SDL_RESIZABLE);
glViewport(0, 0, width, height);
}
//---------------------------------------------------------------------------------------
Image::Image(const Image& img)
{
m_bmpSize = img.m_bmpSize;
m_imgSize = img.m_imgSize;
m_format = img.m_format;
m_error = "";
int bmpsize = m_bmpSize.width * m_bmpSize.height * get_bits_per_pixel()/8;
if ((m_bmap = (unsigned char*)malloc(bmpsize)) == NULL)
{
LOMSE_LOG_ERROR("[Image copy constructor]: not enough memory for image buffer");
throw runtime_error("[Image copy constructor]: not enough memory for image buffer");
}
memcpy(m_bmap, img.m_bmap, bmpsize);
}
//---------------------------------------------------------------------------------------
Image& Image::operator=(const Image &img)
{
if (this != &img)
{
if (m_bmap)
free(m_bmap);
m_bmpSize = img.m_bmpSize;
m_imgSize = img.m_imgSize;
m_format = img.m_format;
m_error = "";
int bmpsize = m_bmpSize.width * m_bmpSize.height * get_bits_per_pixel()/8;
if ((m_bmap = (unsigned char*)malloc(bmpsize)) == NULL)
{
LOMSE_LOG_ERROR("[Image::operator=]: not enough memory for image buffer");
throw runtime_error("[Image::operator=]: not enough memory for image buffer");
}
memcpy(m_bmap, img.m_bmap, bmpsize);
}
return *this;
}
