mirror of https://github.com/Xaymar/obs-StreamFX
122 lines
3.0 KiB
C++
122 lines
3.0 KiB
C++
/*
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* Modern effects for a modern Streamer
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* Copyright (C) 2017 Michael Fabian Dirks
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "source-shader.hpp"
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#include <stdexcept>
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#include "strings.hpp"
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#include "utility.hpp"
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#define ST "Source.Shader"
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using namespace source;
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shader::shader_instance::shader_instance(obs_data_t* data, obs_source_t* self)
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: obs::source_instance(data, self), _is_main(false)
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{
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_fx = std::make_shared<gfx::shader::shader>(self, gfx::shader::shader_mode::Source);
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update(data);
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}
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shader::shader_instance::~shader_instance() {}
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uint32_t shader::shader_instance::get_width()
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{
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return _fx->width();
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}
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uint32_t shader::shader_instance::get_height()
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{
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return _fx->height();
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}
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void shader::shader_instance::properties(obs_properties_t* props)
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{
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_fx->properties(props);
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}
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void shader::shader_instance::load(obs_data_t* data)
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{
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_fx->update(data);
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}
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void shader::shader_instance::update(obs_data_t* data)
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{
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_fx->update(data);
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}
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void shader::shader_instance::video_tick(float_t sec_since_last)
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{
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if (_fx->tick(sec_since_last)) {
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obs_data_t* data = obs_source_get_settings(_self);
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_fx->update(data);
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obs_data_release(data);
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}
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_is_main = true;
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}
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void shader::shader_instance::video_render(gs_effect_t* effect)
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{
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if (!_fx) {
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return;
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}
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if (_is_main) { // Dirty hack to only take the value from the first render, which usually is the main view.
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gs_rect vect;
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gs_get_viewport(&vect);
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_fx->set_size(static_cast<uint32_t>(vect.cx), static_cast<uint32_t>(vect.cy));
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_is_main = false;
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}
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_fx->render();
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}
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std::shared_ptr<shader::shader_factory> shader::shader_factory::factory_instance = nullptr;
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shader::shader_factory::shader_factory()
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{
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_info.id = "obs-stream-effects-source-shader";
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_info.type = OBS_SOURCE_TYPE_INPUT;
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_info.output_flags = OBS_SOURCE_VIDEO | OBS_SOURCE_CUSTOM_DRAW;
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finish_setup();
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}
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shader::shader_factory::~shader_factory() {}
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const char* shader::shader_factory::get_name()
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{
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return D_TRANSLATE(ST);
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}
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void shader::shader_factory::get_defaults2(obs_data_t* data) {}
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obs_properties_t* shader::shader_factory::get_properties2(shader::shader_instance* data)
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{
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auto pr = obs_properties_create();
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obs_properties_set_param(pr, data, nullptr);
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if (data) {
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reinterpret_cast<shader_instance*>(data)->properties(pr);
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}
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return pr;
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}
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