mirror of https://github.com/Xaymar/obs-StreamFX
132 lines
3.5 KiB
C++
132 lines
3.5 KiB
C++
/*
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* Modern effects for a modern Streamer
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* Copyright (C) 2019 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 "gs-effect-parameter.hpp"
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#include <cstring>
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#include <stdexcept>
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#include "gs-effect-pass.hpp"
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#include <graphics/effect.h>
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gs::effect_parameter::effect_parameter(gs_eparam_t* param)
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: _effect_parent(nullptr), _pass_parent(nullptr), _param_parent(nullptr)
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{
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reset(param, [](void*) {});
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}
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gs::effect_parameter::effect_parameter(gs_eparam_t* param, std::shared_ptr<gs_effect_t>* parent)
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: effect_parameter(param)
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{
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_effect_parent = parent;
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}
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gs::effect_parameter::effect_parameter(gs_eparam_t* param, std::shared_ptr<gs_epass_t>* parent)
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: effect_parameter(param)
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{
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_pass_parent = parent;
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}
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gs::effect_parameter::effect_parameter(gs_eparam_t* param, std::shared_ptr<gs_eparam_t>* parent)
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: effect_parameter(param)
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{
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_param_parent = parent;
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}
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gs::effect_parameter::~effect_parameter() {}
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std::string gs::effect_parameter::get_name()
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{
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return std::string(get()->name, get()->name + strnlen_s(get()->name, 256));
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}
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gs::effect_parameter::type gs::effect_parameter::get_type()
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{
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switch (get()->type) {
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case GS_SHADER_PARAM_BOOL:
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return type::Boolean;
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case GS_SHADER_PARAM_FLOAT:
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return type::Float;
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case GS_SHADER_PARAM_VEC2:
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return type::Float2;
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case GS_SHADER_PARAM_VEC3:
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return type::Float3;
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case GS_SHADER_PARAM_VEC4:
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return type::Float4;
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case GS_SHADER_PARAM_INT:
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return type::Integer;
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case GS_SHADER_PARAM_INT2:
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return type::Integer2;
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case GS_SHADER_PARAM_INT3:
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return type::Integer3;
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case GS_SHADER_PARAM_INT4:
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return type::Integer4;
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case GS_SHADER_PARAM_MATRIX4X4:
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return type::Matrix;
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case GS_SHADER_PARAM_TEXTURE:
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return type::Texture;
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case GS_SHADER_PARAM_STRING:
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return type::String;
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default:
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case GS_SHADER_PARAM_UNKNOWN:
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return type::Unknown;
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}
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}
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inline size_t gs::effect_parameter::count_annotations()
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{
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return gs_param_get_num_annotations(get());
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}
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std::shared_ptr<gs::effect_parameter> gs::effect_parameter::get_annotation(size_t idx)
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{
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if (idx >= get()->annotations.num) {
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return nullptr;
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}
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return std::make_shared<effect_parameter>(get()->annotations.array + idx, this);
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}
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std::shared_ptr<gs::effect_parameter> gs::effect_parameter::get_annotation(std::string name)
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{
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for (size_t idx = 0; idx < get()->annotations.num; idx++) {
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auto ptr = get()->annotations.array + idx;
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if (strcmp(ptr->name, name.c_str()) == 0) {
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return std::make_shared<effect_parameter>(ptr, this);
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}
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}
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return nullptr;
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}
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bool gs::effect_parameter::has_annotation(std::string name)
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{
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auto eprm = get_annotation(name);
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if (eprm)
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return true;
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return false;
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}
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bool gs::effect_parameter::has_annotation(std::string name, effect_parameter::type type)
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{
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auto eprm = get_annotation(name);
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if (eprm)
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return eprm->get_type() == type;
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return false;
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}
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