obs-StreamFX/source/filters/filter-sdf-effects.hpp

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/*
* Modern effects for a modern Streamer
* Copyright (C) 2017-2018 Michael Fabian Dirks
*
* This program 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 2 of the License, or
* (at your option) any later version.
*
* This program 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 program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#pragma once
#include <memory>
#include "obs/gs/gs-effect.hpp"
#include "obs/gs/gs-rendertarget.hpp"
#include "obs/gs/gs-sampler.hpp"
#include "obs/gs/gs-texture.hpp"
#include "obs/gs/gs-vertexbuffer.hpp"
#include "obs/obs-source-factory.hpp"
#include "plugin.hpp"
// OBS
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable : 4201)
#endif
#include <obs.h>
#ifdef _MSC_VER
#pragma warning(pop)
#endif
namespace filter {
namespace sdf_effects {
class sdf_effects_instance : public obs::source_instance {
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std::shared_ptr<gs::effect> _sdf_producer_effect;
std::shared_ptr<gs::effect> _sdf_consumer_effect;
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// Input
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std::shared_ptr<gs::rendertarget> _source_rt;
std::shared_ptr<gs::texture> _source_texture;
bool _source_rendered;
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// Distance Field
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std::shared_ptr<gs::rendertarget> _sdf_write;
std::shared_ptr<gs::rendertarget> _sdf_read;
std::shared_ptr<gs::texture> _sdf_texture;
double_t _sdf_scale;
float_t _sdf_threshold;
// Effects
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bool _output_rendered;
std::shared_ptr<gs::texture> _output_texture;
std::shared_ptr<gs::rendertarget> _output_rt;
/// Inner Shadow
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bool _inner_shadow;
vec4 _inner_shadow_color;
float_t _inner_shadow_range_min;
float_t _inner_shadow_range_max;
float_t _inner_shadow_offset_x;
float_t _inner_shadow_offset_y;
/// Outer Shadow
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bool _outer_shadow;
vec4 _outer_shadow_color;
float_t _outer_shadow_range_min;
float_t _outer_shadow_range_max;
float_t _outer_shadow_offset_x;
float_t _outer_shadow_offset_y;
/// Inner Glow
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bool _inner_glow;
vec4 _inner_glow_color;
float_t _inner_glow_width;
float_t _inner_glow_sharpness;
float_t _inner_glow_sharpness_inv;
/// Outer Glow
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bool _outer_glow;
vec4 _outer_glow_color;
float_t _outer_glow_width;
float_t _outer_glow_sharpness;
float_t _outer_glow_sharpness_inv;
/// Outline
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bool _outline;
vec4 _outline_color;
float_t _outline_width;
float_t _outline_offset;
float_t _outline_sharpness;
float_t _outline_sharpness_inv;
public:
sdf_effects_instance(obs_data_t* settings, obs_source_t* self);
virtual ~sdf_effects_instance();
virtual void update(obs_data_t* settings) override;
virtual void load(obs_data_t* settings) override;
virtual void video_tick(float) override;
virtual void video_render(gs_effect_t*) override;
};
class sdf_effects_factory : public obs::source_factory<filter::sdf_effects::sdf_effects_factory,
filter::sdf_effects::sdf_effects_instance> {
static std::shared_ptr<filter::sdf_effects::sdf_effects_factory> factory_instance;
public: // Singleton
static void initialize()
{
factory_instance = std::make_shared<filter::sdf_effects::sdf_effects_factory>();
}
static void finalize()
{
factory_instance.reset();
}
static std::shared_ptr<sdf_effects_factory> get()
{
return factory_instance;
}
public:
sdf_effects_factory();
virtual ~sdf_effects_factory();
virtual const char* get_name() override;
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virtual void get_defaults2(obs_data_t* data) override;
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virtual obs_properties_t* get_properties2(filter::sdf_effects::sdf_effects_instance* data) override;
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};
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} // namespace sdf_effects
} // namespace filter