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renderer works in headless mode now

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tomoron
2025-02-04 22:43:01 +01:00
parent 9ab0212d03
commit 85b7b58bed
7 changed files with 126 additions and 58 deletions
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119
srcs/class/Renderer.cpp
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@ -6,7 +6,7 @@
/* By: tomoron <tomoron@student.42angouleme.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/01/22 16:34:53 by tomoron #+# #+# */
/* Updated: 2025/02/04 19:06:00 by tomoron ### ########.fr */
/* Updated: 2025/02/04 21:56:44 by tomoron ### ########.fr */
/* */
/* ************************************************************************** */
@ -31,8 +31,17 @@ Renderer::Renderer(Scene *scene, Window *win, Arguments &args)
_shouldClose = 1;
}
}
if(_headless)
initRender();
try{
if(_headless)
initRender();
}
catch(std::exception &e)
{
std::cerr << "\033[31m" << e.what() << "\033[0m" << std::endl;
if(_headless)
_shouldClose = 1;
}
}
void Renderer::init(Scene *scene, Window *win)
@ -42,6 +51,7 @@ void Renderer::init(Scene *scene, Window *win)
_min = 0;
_sec = 0;
_fps = 30;
_tp = 0;
_shouldClose = 0;
_autoTime = 0;
_samples = 1;
@ -219,7 +229,13 @@ void Renderer::updateAvailableCodecs(int mode, AVCodecID id)
void Renderer::initRender(void)
{
//TODO: check values
if(_path.size() < 2)
throw std::runtime_error("render path doesn't have enough path points");
if(_path[0].time != 0)
throw std::runtime_error("render path does not start at 0, aborting");
if(_path[_path.size() - 1].time - _path[0].time <= 0)
throw std::runtime_error("render path is 0 seconds long, aborting");
_codecOptions = 0;
_destPathIndex = _path.size() - 1;
_curPathIndex = 0;
@ -230,7 +246,7 @@ void Renderer::initRender(void)
_renderStartTime = glfwGetTime();
_scene->getCamera()->setPosition(_path[0].pos);
_scene->getCamera()->setDirection(_path[0].dir.x, _path[0].dir.y);
_win->setFrameCount(-1);
_win->setFrameCount(_headless ? 0 : -1);
avformat_alloc_output_context2(&_format, nullptr, nullptr, _outputFilename.c_str());
_codec_context = avcodec_alloc_context3(_codecList[_codecIndex]);
@ -248,18 +264,27 @@ void Renderer::initRender(void)
_codec_context->flags |= AV_CODEC_FLAG_GLOBAL_HEADER;
if (avcodec_open2(_codec_context, _codecList[_codecIndex], &_codecOptions) < 0)
{
endRender();
throw std::runtime_error("Failed to open codec");
}
_stream = avformat_new_stream(_format, _codecList[_codecIndex]);
if (!_stream)
{
endRender();
throw std::runtime_error("Failed to create stream");
}
_stream->time_base = _codec_context->time_base;
avcodec_parameters_from_context(_stream->codecpar, _codec_context);
if (!(_format->flags & AVFMT_NOFILE))
{
if (avio_open(&_format->pb, _outputFilename.c_str(), AVIO_FLAG_WRITE) < 0)
{
endRender();
throw std::runtime_error("couldn't open " + _outputFilename);
}
}
(void)avformat_write_header(_format, nullptr);
@ -327,29 +352,40 @@ void Renderer::endRender(void)
{
AVPacket *pkt;
avcodec_send_frame(_codec_context, 0);
pkt = av_packet_alloc();
while (avcodec_receive_packet(_codec_context, pkt) == 0) {
pkt->stream_index = _stream->index;
pkt->pts = av_rescale_q(pkt->pts, _codec_context->time_base, _stream->time_base);
pkt->dts = av_rescale_q(pkt->dts, _codec_context->time_base, _stream->time_base);
av_interleaved_write_frame(_format, pkt);
av_packet_unref(pkt);
if(_codec_context)
{
avcodec_send_frame(_codec_context, 0);
pkt = av_packet_alloc();
while (avcodec_receive_packet(_codec_context, pkt) == 0) {
pkt->stream_index = _stream->index;
pkt->pts = av_rescale_q(pkt->pts, _codec_context->time_base, _stream->time_base);
pkt->dts = av_rescale_q(pkt->dts, _codec_context->time_base, _stream->time_base);
av_interleaved_write_frame(_format, pkt);
av_packet_unref(pkt);
}
}
av_packet_free(&pkt);
av_write_trailer(_format);
av_frame_free(&_rgb_frame);
av_frame_free(&_yuv_frame);
avcodec_free_context(&_codec_context);
avio_close(_format->pb);
avformat_free_context(_format);
av_dict_free(&_codecOptions);
if(_format)
av_write_trailer(_format);
if(_rgb_frame)
av_frame_free(&_rgb_frame);
if(_yuv_frame)
av_frame_free(&_yuv_frame);
if(_codec_context)
avcodec_free_context(&_codec_context);
if(_format)
avio_close(_format->pb);
if(_format)
avformat_free_context(_format);
if(_codecOptions)
av_dict_free(&_codecOptions);
_format = 0;
_rgb_frame = 0;
_yuv_frame = 0;
_codec_context = 0;
_destPathIndex = 0;
if(_headless)
_shouldClose = 1;
}
@ -374,7 +410,6 @@ void Renderer::update(Shader &shader)
{
double curTime;
(void)shader;
if(!_destPathIndex)
return;
@ -585,21 +620,44 @@ void Renderer::imguiPathCreation(void)
ImGui::Separator();
if(ImGui::SliderInt("minutes", &_min, 0, 2))
{
_autoTime = 0;
_tp = 0;
}
if(ImGui::SliderInt("seconds", &_sec, 0, 60))
{
_autoTime = 0;
_tp = 0;
}
if(_autoTime)
{
if(_path.size() > 1)
time = _path[_path.size() - 1].time + (glm::distance(_path[_path.size() - 1].pos, _scene->getCamera()->getPosition()) / prevSpeed);
else
time = (float)_path.size() / 60;
if(std::isnan(time))
time = _path[_path.size() - 1].time + (1.0f / 60);
_min = time;
_sec = (time - (int)time) * 60;
}
else if(_tp)
{
if(!_path.size())
time = 0;
else
time = _path[_path.size() - 1].time;
_min = time;
_sec = (time - (int)time) * 60;
}
else
time = (float)_min + ((float)_sec / 60);
ImGui::Checkbox("guess time automatically", &_autoTime);
if(_autoTime)
_tp = 0;
ImGui::Checkbox("tp", &_tp);
if(_tp)
_autoTime = 0;
if(ImGui::Button("add step"))
addPoint(time);
@ -743,6 +801,8 @@ void Renderer::imguiRenderSettings(void)
ImGui::SliderInt("render spi", &_samples, 1, 1000);
ImGui::SliderInt("render fps", &_fps, 30, 120);
ImGui::Combo("codec", &_codecIndex, _codecListStr.data(), _codecListStr.size());
if(ImGui::Checkbox("show all codecs", &_ignoreUnavailableCodec))
updateAvailableCodecs(_ignoreUnavailableCodec, (AVCodecID)0);
if(ImGui::InputText("file name", _filenameBuffer, 512))
{
_outputFilename = _filenameBuffer;
@ -750,11 +810,18 @@ void Renderer::imguiRenderSettings(void)
}
if(_path.size() > 1 && _codecList.size())
{
if(ImGui::Button("start render"))
initRender();
ImGui::SameLine();
if(ImGui::Button("save path"))
savePath();
try
{
if(ImGui::Button("start render"))
initRender();
ImGui::SameLine();
if(ImGui::Button("save path"))
savePath();
}
catch(std::exception &e)
{
std::cerr << "\033[31m" << e.what() << "\033[0m" << std::endl;
}
}
if(ImGui::Button("go back"))
_renderSettings = 0;