obs-StreamFX/source/filters/filter-displacement.hpp

113 lines
3.5 KiB
C++

/*
* Modern effects for a modern Streamer
* Copyright (C) 2017 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 <string>
#include "obs/gs/gs-effect.hpp"
#include "plugin.hpp"
// OBS
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable : 4201)
#endif
#include <obs-source.h>
#include <util/platform.h>
#ifdef _MSC_VER
#pragma warning(pop)
#endif
#define S_FILTER_DISPLACEMENT "Filter.Displacement"
#define S_FILTER_DISPLACEMENT_FILE "Filter.Displacement.File"
#define S_FILTER_DISPLACEMENT_FILE_TYPES "Filter.Displacement.File.Types"
#define S_FILTER_DISPLACEMENT_RATIO "Filter.Displacement.Ratio"
#define S_FILTER_DISPLACEMENT_SCALE "Filter.Displacement.Scale"
namespace filter {
namespace displacement {
class displacement_factory {
friend class std::_Ptr_base<filter::displacement::displacement_factory>;
obs_source_info sourceInfo;
public: // Singleton
static void initialize();
static void finalize();
static std::shared_ptr<displacement_factory> get();
public:
displacement_factory();
~displacement_factory();
static const char* get_name(void*);
static void* create(obs_data_t*, obs_source_t*);
static void destroy(void*);
static uint32_t get_width(void*);
static uint32_t get_height(void*);
static void get_defaults(obs_data_t*);
static obs_properties_t* get_properties(void*);
static void update(void*, obs_data_t*);
static void activate(void*);
static void deactivate(void*);
static void show(void*);
static void hide(void*);
static void video_tick(void*, float);
static void video_render(void*, gs_effect_t*);
};
class displacement_instance {
obs_source_t* m_self;
bool m_active;
float_t m_timer;
// Rendering
std::shared_ptr<gs::effect> m_effect;
float_t m_distance;
vec2 m_displacement_scale;
// Displacement Map
std::string m_file_name;
std::shared_ptr<gs::texture> m_file_texture;
time_t m_file_create_time;
time_t m_file_modified_time;
size_t m_file_size;
void validate_file_texture(std::string file);
public:
displacement_instance(obs_data_t*, obs_source_t*);
~displacement_instance();
void update(obs_data_t*);
uint32_t get_width();
uint32_t get_height();
void activate();
void deactivate();
void show();
void hide();
void video_tick(float);
void video_render(gs_effect_t*);
std::string get_file();
};
} // namespace displacement
} // namespace filter