mirror of https://github.com/Xaymar/obs-StreamFX
308 lines
7.0 KiB
C++
308 lines
7.0 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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#pragma once
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#include "common.hpp"
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#include "gs-sampler.hpp"
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#include "gs-texture.hpp"
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namespace gs {
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class effect_parameter : public std::shared_ptr<gs_eparam_t> {
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std::shared_ptr<gs_effect_t> _effect_parent;
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std::shared_ptr<gs_epass_t> _pass_parent;
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std::shared_ptr<gs_eparam_t> _param_parent;
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public:
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enum class type {
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Unknown,
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Boolean,
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Float,
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Float2,
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Float3,
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Float4,
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Integer,
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Integer2,
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Integer3,
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Integer4,
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Matrix,
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String,
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Texture,
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Invalid = -1,
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};
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public:
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effect_parameter();
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effect_parameter(gs_eparam_t* param);
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effect_parameter(gs_eparam_t* param, std::shared_ptr<gs_effect_t> parent);
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effect_parameter(gs_eparam_t* param, std::shared_ptr<gs_epass_t> parent);
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effect_parameter(gs_eparam_t* param, std::shared_ptr<gs_eparam_t> parent);
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~effect_parameter();
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effect_parameter(const effect_parameter& rhs);
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effect_parameter& operator=(const effect_parameter& rhs);
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effect_parameter(effect_parameter&& rhs) noexcept;
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effect_parameter& operator=(effect_parameter&& rhs) noexcept;
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std::string_view get_name();
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type get_type();
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std::size_t count_annotations();
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effect_parameter get_annotation(std::size_t idx);
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effect_parameter get_annotation(const std::string_view name);
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bool has_annotation(const std::string_view name);
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bool has_annotation(const std::string_view name, effect_parameter::type type);
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public /* Memory API */:
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std::size_t get_default_value_size_in_bytes()
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{
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return gs_effect_get_default_val_size(get());
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}
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template<typename T>
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std::size_t get_default_value_size()
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{
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return gs_effect_get_default_val_size(get()) / sizeof(T);
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}
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template<typename T>
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bool get_default_value(T v[], std::size_t len)
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{
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if (len != get_default_value_size<T>()) {
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return false;
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}
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if (T* ptr = reinterpret_cast<T*>(gs_effect_get_default_val(get())); ptr != nullptr) {
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for (std::size_t idx = 0; idx < len; idx++) {
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v[idx] = *(ptr + idx);
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}
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bfree(ptr);
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return true;
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}
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return false;
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}
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std::size_t get_value_size_in_bytes()
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{
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return gs_effect_get_val_size(get());
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}
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template<typename T>
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std::size_t get_value_size()
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{
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return gs_effect_get_val_size(get()) / sizeof(T);
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}
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template<typename T>
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bool get_value(T v[], std::size_t len)
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{
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if (len != get_value_size<T>()) {
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return false;
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}
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if (T* ptr = reinterpret_cast<T*>(gs_effect_get_val(get())); ptr != nullptr) {
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for (std::size_t idx = 0; idx < len; idx++) {
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v[idx] = *(ptr + idx);
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}
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bfree(ptr);
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return true;
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}
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return false;
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}
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template<typename T>
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bool set_value(T v[], std::size_t len)
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{
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gs_effect_set_val(get(), v, sizeof(T) * len);
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return true;
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}
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public /* Value API */:
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void set_bool(bool v);
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void get_bool(bool& v);
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void get_default_bool(bool& v);
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void set_bool_array(bool v[], std::size_t sz);
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void set_float(float_t x);
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void get_float(float_t& x);
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void get_default_float(float_t& x);
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void set_float2(vec2 const& v);
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void get_float2(vec2& v);
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void get_default_float2(vec2& v);
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void set_float2(float_t x, float_t y);
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void get_float2(float_t& x, float_t& y);
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void get_default_float2(float_t& x, float_t& y);
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void set_float3(vec3 const& v);
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void get_float3(vec3& v);
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void get_default_float3(vec3& v);
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void set_float3(float_t x, float_t y, float_t z);
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void get_float3(float_t& x, float_t& y, float_t& z);
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void get_default_float3(float_t& x, float_t& y, float_t& z);
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void set_float4(vec4 const& v);
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void get_float4(vec4& v);
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void get_default_float4(vec4& v);
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void set_float4(float_t x, float_t y, float_t z, float_t w);
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void get_float4(float_t& x, float_t& y, float_t& z, float_t& w);
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void get_default_float4(float_t& x, float_t& y, float_t& z, float_t& w);
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void set_int(int32_t x);
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void get_int(int32_t& x);
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void get_default_int(int32_t& x);
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void set_int2(int32_t x, int32_t y);
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void get_int2(int32_t& x, int32_t& y);
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void get_default_int2(int32_t& x, int32_t& y);
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void set_int3(int32_t x, int32_t y, int32_t z);
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void get_int3(int32_t& x, int32_t& y, int32_t& z);
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void get_default_int3(int32_t& x, int32_t& y, int32_t& z);
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void set_int4(int32_t x, int32_t y, int32_t z, int32_t w);
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void get_int4(int32_t& x, int32_t& y, int32_t& z, int32_t& w);
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void get_default_int4(int32_t& x, int32_t& y, int32_t& z, int32_t& w);
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void set_matrix(matrix4 const& v);
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void get_matrix(matrix4& v);
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void get_default_matrix(matrix4& v);
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void set_texture(std::shared_ptr<gs::texture> v);
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void set_texture(gs_texture_t* v);
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void set_sampler(std::shared_ptr<gs::sampler> v);
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void set_sampler(gs_sampler_state* v);
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void set_string(std::string const& v);
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void get_string(std::string& v);
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void get_default_string(std::string& v);
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public /* Helpers */:
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inline float_t get_bool()
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{
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bool v;
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get_bool(v);
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return v;
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};
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inline bool get_default_bool()
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{
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bool v;
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get_default_bool(v);
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return v;
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};
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inline float_t get_float()
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{
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float_t v;
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get_float(v);
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return v;
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};
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inline float_t get_default_float()
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{
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float_t v;
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get_default_float(v);
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return v;
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};
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inline vec2 get_float2()
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{
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vec2 v;
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get_float2(v);
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return v;
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};
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inline vec2 get_default_float2()
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{
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vec2 v;
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get_default_float2(v);
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return v;
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};
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inline vec3 get_float3()
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{
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vec3 v;
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get_float3(v);
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return v;
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};
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inline vec3 get_default_float3()
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{
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vec3 v;
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get_default_float3(v);
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return v;
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};
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inline vec4 get_float4()
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{
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vec4 v;
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get_float4(v);
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return v;
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};
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inline vec4 get_default_float4()
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{
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vec4 v;
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get_default_float4(v);
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return v;
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};
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inline int32_t get_int()
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{
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int32_t v;
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get_int(v);
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return v;
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};
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inline int32_t get_default_int()
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{
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int32_t v;
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get_default_int(v);
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return v;
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};
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inline matrix4 get_matrix()
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{
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matrix4 v;
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get_matrix(v);
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return v;
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};
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inline matrix4 get_default_matrix()
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{
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matrix4 v;
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get_default_matrix(v);
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return v;
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};
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inline std::string get_string()
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{
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std::string v;
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get_string(v);
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return v;
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};
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inline std::string get_default_string()
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{
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std::string v;
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get_default_string(v);
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return v;
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};
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};
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} // namespace gs
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