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/**
* libgammamm -- C++ wrapper for libgamma
* Copyright (C) 2014 Mattias Andrée (maandree@member.fsf.org)
*
* This library 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 3 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include "libgamma.hh"
#include <iostream>
#include <cstdlib>
#include <unistd.h>
int main(void)
{
libgamma::Site* site;
libgamma::Partition* partition;
libgamma::CRTC* crtc;
libgamma::CRTCInformation info;
libgamma::MethodCapabilities caps;
libgamma::GammaRamps<uint16_t>* ramps;
int method;
size_t i;
uint16_t* saved_red;
uint16_t* saved_green;
uint16_t* saved_blue;
std::string* str;
char* cstr;
unsigned char* edid;
libgamma::perror("test", 0);
libgamma::perror("test", 2);
libgamma::perror("test", -2);
libgamma::perror("test", LIBGAMMA_ERRNO_SET);
std::cout << std::endl;
str = libgamma::name_of_error(-2);
std::cout << *str << std::endl;
std::cout << libgamma::value_of_error(str) << std::endl;
delete str;
str = new std::string("LIBGAMMA_NO_SUCH_ADJUSTMENT_METHOD");
std::cout << libgamma::value_of_error(str) << std::endl;
delete str;
std::cout << std::endl;
for (int m : libgamma::list_methods(0))
std::cout << m << " ";
std::cout << std::endl;
for (int m : libgamma::list_methods(1))
std::cout << m << " ";
std::cout << std::endl;
for (int m : libgamma::list_methods(2))
std::cout << m << " ";
std::cout << std::endl;
for (int m : libgamma::list_methods(3))
std::cout << m << " ";
std::cout << std::endl;
for (int m : libgamma::list_methods(4))
std::cout << m << " ";
std::cout << std::endl;
std::cout << std::endl;
method = libgamma::list_methods(0)[0];
std::cout << libgamma::is_method_available(LIBGAMMA_METHOD_X_RANDR) << std::endl;
str = libgamma::method_default_site(LIBGAMMA_METHOD_X_RANDR);
if (str == nullptr)
std::cout << "(nullptr)" << std::endl;
else
std::cout << *str << std::endl;
delete str;
str = libgamma::method_default_site_variable(LIBGAMMA_METHOD_X_RANDR);
if (str == nullptr)
std::cout << "(nullptr)" << std::endl;
else
std::cout << *str << std::endl;
delete str;
std::cout << std::endl;
edid = libgamma::unhex_edid("0123456789abcdef");
cstr = libgamma_behex_edid(edid, 8);
std::cout << cstr << std::endl;
free(cstr);
std::cout << libgamma::behex_edid(edid, 8) << std::endl;
std::cout << libgamma::behex_edid_lowercase(edid, 8) << std::endl;
std::cout << libgamma::behex_edid_uppercase(edid, 8) << std::endl;
free(edid);
std::cout << std::endl;
site = new libgamma::Site(method, new std::string(":0"));
std::cout << site->partitions_available << std::endl;
partition = new libgamma::Partition(site, 0);
std::cout << partition->crtcs_available << std::endl;
crtc = new libgamma::CRTC(partition, 0);
std::cout << crtc->information(&info, ~0) << std::endl;
std::cout << std::endl;
cstr = libgamma_behex_edid(info.edid, info.edid_length);
std::cout << "edid: " << cstr << std::endl;
free(cstr);
std::cout << "edid_length: " << info.edid_length << std::endl;
std::cout << "edid_error: " << info.edid_error << std::endl;
std::cout << "width_mm: " << info.width_mm << std::endl;
std::cout << "width_mm_error: " << info.width_mm_error << std::endl;
std::cout << "height_mm: " << info.height_mm << std::endl;
std::cout << "height_mm_error: " << info.height_mm_error << std::endl;
std::cout << "width_mm_edid: " << info.width_mm_edid << std::endl;
std::cout << "width_mm_edid_error: " << info.width_mm_edid_error << std::endl;
std::cout << "height_mm_edid: " << info.height_mm_edid << std::endl;
std::cout << "height_mm_edid_error: " << info.height_mm_edid_error << std::endl;
std::cout << "red_gamma_size: " << info.red_gamma_size << std::endl;
std::cout << "green_gamma_size: " << info.green_gamma_size << std::endl;
std::cout << "blue_gamma_size: " << info.blue_gamma_size << std::endl;
std::cout << "gamma_size_error: " << info.gamma_size_error << std::endl;
std::cout << "gamma_depth: " << info.gamma_depth << std::endl;
std::cout << "gamma_depth_error: " << info.gamma_depth_error << std::endl;
std::cout << "gamma_support: " << info.gamma_support << std::endl;
std::cout << "gamma_support_error: " << info.gamma_support_error << std::endl;
std::cout << "subpixel_order: " << info.subpixel_order << std::endl;
std::cout << "subpixel_order_error: " << info.subpixel_order_error << std::endl;
std::cout << "active: " << info.active << std::endl;
std::cout << "active_error: " << info.active_error << std::endl;
if (info.connector_name == nullptr)
std::cout << "connector_name: " << "(nullptr)" << std::endl;
else
std::cout << "connector_name: " << *(info.connector_name) << std::endl;
std::cout << "connector_name_error: " << info.connector_name_error << std::endl;
std::cout << "connector_type: " << info.connector_type << std::endl;
std::cout << "connector_type_error: " << info.connector_type_error << std::endl;
std::cout << "gamma_red: " << info.gamma_red << std::endl;
std::cout << "gamma_green: " << info.gamma_green << std::endl;
std::cout << "gamma_blue: " << info.gamma_blue << std::endl;
std::cout << "gamma_error: " << info.gamma_error << std::endl;
std::cout << std::endl;
libgamma::method_capabilities(&caps, method);
std::cout << "crtc_information: " << caps.crtc_information << std::endl;
std::cout << "default_site_known: " << caps.default_site_known << std::endl;
std::cout << "multiple_sites: " << caps.multiple_sites << std::endl;
std::cout << "multiple_partitions: " << caps.multiple_partitions << std::endl;
std::cout << "multiple_crtcs: " << caps.multiple_crtcs << std::endl;
std::cout << "partitions_are_graphics_cards: " << caps.partitions_are_graphics_cards << std::endl;
std::cout << "site_restore: " << caps.site_restore << std::endl;
std::cout << "partition_restore: " << caps.partition_restore << std::endl;
std::cout << "crtc_restore: " << caps.crtc_restore << std::endl;
std::cout << "identical_gamma_sizes: " << caps.identical_gamma_sizes << std::endl;
std::cout << "fixed_gamma_size: " << caps.fixed_gamma_size << std::endl;
std::cout << "fixed_gamma_depth: " << caps.fixed_gamma_depth << std::endl;
std::cout << "real: " << caps.real << std::endl;
std::cout << "fake: " << caps.fake << std::endl;
std::cout << std::endl;
std::cout << libgamma::group_gid << std::endl;
libgamma::group_gid = 10;
std::cout << libgamma::group_gid << std::endl;
std::cout << std::endl;
if (libgamma::group_name == nullptr)
std::cout << "(nullptr)" << std::endl;
else
std::cout << libgamma::group_name << std::endl;
libgamma::group_name = "test-group";
if (libgamma::group_name == nullptr)
std::cout << "(nullptr)" << std::endl;
else
std::cout << libgamma::group_name << std::endl;
std::cout << std::endl;
ramps = libgamma::gamma_ramps16_create(info.red_gamma_size, info.green_gamma_size, info.blue_gamma_size);
std::cout << ramps->red.size << " "
<< ramps->green.size << " "
<< ramps->blue.size << std::endl;
std::cout << ramps->depth << std::endl;
std::cout << std::endl;
saved_red = new uint16_t[ramps->red.size];
saved_green = new uint16_t[ramps->green.size];
saved_blue = new uint16_t[ramps->blue.size];
crtc->get_gamma(ramps);
for (i = 0; i < ramps->red.size; i++)
{
std::cout << ramps->red[i] << " ";
saved_red[i] = ramps->red[i];
ramps->red[i] /= 2;
}
std::cout << std::endl;
std::cout << std::endl;
for (i = 0; i < ramps->green.size; i++)
{
std::cout << ramps->green[i] << " ";
saved_green[i] = ramps->green[i];
ramps->green[i] /= 2;
}
std::cout << std::endl;
std::cout << std::endl;
for (i = 0; i < ramps->blue.size; i++)
{
std::cout << ramps->blue[i] << " ";
saved_blue[i] = ramps->blue[i];
ramps->blue[i] /= 2;
}
std::cout << std::endl;
std::cout << std::endl;
crtc->set_gamma(ramps);
sleep(1);
for (i = 0; i < ramps->red.size; i++)
ramps->red[i] = saved_red[i];
for (i = 0; i < ramps->green.size; i++)
ramps->green[i] = saved_green[i];
for (i = 0; i < ramps->blue.size; i++)
ramps->blue[i] = saved_blue[i];
crtc->set_gamma(ramps);
delete [] saved_red;
delete [] saved_green;
delete [] saved_blue;
delete ramps;
sleep(1);
ramps = new libgamma::GammaRamps<uint16_t>();
libgamma::gamma_ramps16_initialise(ramps, info.red_gamma_size, info.green_gamma_size, info.blue_gamma_size);
std::cout << ramps->red.size << " "
<< ramps->green.size << " "
<< ramps->blue.size << std::endl;
std::cout << ramps->depth << std::endl;
std::cout << std::endl;
saved_red = new uint16_t[ramps->red.size];
saved_green = new uint16_t[ramps->green.size];
saved_blue = new uint16_t[ramps->blue.size];
crtc->get_gamma(ramps);
for (i = 0; i < ramps->red.size; i++)
{
std::cout << ramps->red[i] << " ";
saved_red[i] = ramps->red[i];
ramps->red[i] /= 2;
}
std::cout << std::endl;
std::cout << std::endl;
for (i = 0; i < ramps->green.size; i++)
{
std::cout << ramps->green[i] << " ";
saved_green[i] = ramps->green[i];
ramps->green[i] /= 2;
}
std::cout << std::endl;
std::cout << std::endl;
for (i = 0; i < ramps->blue.size; i++)
{
std::cout << ramps->blue[i] << " ";
saved_blue[i] = ramps->blue[i];
ramps->blue[i] /= 2;
}
std::cout << std::endl;
std::cout << std::endl;
crtc->set_gamma(ramps);
sleep(1);
for (i = 0; i < ramps->red.size; i++)
ramps->red[i] = saved_red[i];
for (i = 0; i < ramps->green.size; i++)
ramps->green[i] = saved_green[i];
for (i = 0; i < ramps->blue.size; i++)
ramps->blue[i] = saved_blue[i];
crtc->set_gamma(ramps);
delete [] saved_red;
delete [] saved_green;
delete [] saved_blue;
delete ramps;
delete crtc;
delete partition;
delete site;
try
{
throw libgamma::create_error(EIO);
}
catch (const libgamma::LibgammaException& err)
{
std::cout << err.what() << std::endl;
}
try
{
throw libgamma::create_error(LIBGAMMA_NO_SUCH_ADJUSTMENT_METHOD);
}
catch (const libgamma::LibgammaException& err)
{
std::cout << err.what() << std::endl;
}
return 0;
}
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