Display

Display and window management routines.

Header: #include <asw/modules/display.h>Namespace: asw::display

Variables

renderer

extern asw::Renderer* renderer;

The SDL renderer for the display module.

window

extern asw::Window* window;

The SDL window for the display module.

Functions

set_title

void set_title(const std::string& title);

Set the title of the window.

set_icon

void set_icon(const std::string& path);

Set the icon to display on the window. Silently fails if the file does not exist.

set_fullscreen

void set_fullscreen(bool fullscreen);

Set the window to fullscreen or windowed mode.

set_resolution

void set_resolution(int w, int h);

Set the resolution of the window.

set_resizable

void set_resizable(bool resizable);

Set whether the window is resizable.

get_size

asw::Vec2<int> get_size();

Returns the actual size of the window.

get_logical_size

asw::Vec2<int> get_logical_size();

Returns the logical size of the window. This may differ from the actual size if scaling is enabled.

get_scale

asw::Vec2<float> get_scale();

Returns the scale of the window (logical size / actual size).

set_render_target

void set_render_target(const asw::Texture& texture);

Set the render target to a texture.

reset_render_target

void reset_render_target();

Reset the render target back to the default (the window).

clear

void clear();
void clear(const asw::Color& color);

Clear the window. Optionally specify a color to clear to.

present

void present();

Present the rendered frame to the window.

set_blend_mode

void set_blend_mode(asw::BlendMode mode);

Set the blend mode of the renderer.

Example

asw::display::set_title("My Game");
asw::display::set_icon("icon.png");

// Game loop
asw::display::clear();
// draw here...
asw::display::present();