asw/util_8h_source.html

#ifndef ASW_UTIL_H

#define ASW_UTIL_H


#include <algorithm>

#include <string>


#include "./geometry.h"

#include "./types.h"


namespace asw::util {


[[noreturn]]

void abort_on_error(const std::string& message);


asw::Vec2<float> get_texture_size(const asw::Texture& tex);


asw::Vec2<int> get_text_size(const asw::Font& font, const std::string& text);


template <typename T> T lerp(const T& a, const T& b, float t)

{

    t = std::clamp(t, 0.0F, 1.0F);

    return a + (b - a) * t;

}


} // namespace asw::util


#endif // ASW_UTIL_H

asw::Vec2
A 2D vector in space.
Definition geometry.h:21

geometry.h
Common geometry types.

asw::util
Definition util.h:18

asw::util::get_texture_size
asw::Vec2< float > get_texture_size(const asw::Texture &tex)
Get texture size.
Definition util.cpp:15

asw::util::lerp
T lerp(const T &a, const T &b, float t)
Lerp between two values.
Definition util.h:49

asw::util::get_text_size
asw::Vec2< int > get_text_size(const asw::Font &font, const std::string &text)
Get text size.
Definition util.cpp:22

asw::util::abort_on_error
void abort_on_error(const std::string &message)
Abort program and display error message.
Definition util.cpp:8

asw::Font
std::shared_ptr< TTF_Font > Font
Alias for a shared pointer to an TTF_Font.
Definition types.h:41

asw::Texture
std::shared_ptr< SDL_Texture > Texture
Alias for a shared pointer to an SDL_Texture.
Definition types.h:38

types.h
Types used throughout the ASW library.