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

setTitle

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

Set the title of the window.

Parameter	Type	Description
title	const std::string&	The title to display at the top of the window

setIcon

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

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

Parameter	Type	Description
path	const std::string&	Path to the icon file

setFullscreen

void setFullscreen(bool fullscreen);

Set the window to fullscreen or windowed mode.

setResolution

void setResolution(int w, int h);

Set the resolution of the window.

Parameter	Type	Description
w	int	Width of the window
h	int	Height of the window

setResizable

void setResizable(bool resizable);

Set whether the window is resizable.

getSize

SDL_Point getSize();

Returns the actual size of the window.

getLogicalSize

SDL_Point getLogicalSize();

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

getScale

SDL_FPoint getScale();

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

setRenderTarget

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

Set the render target to a texture.

resetRenderTarget

void resetRenderTarget();

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.

setBlendMode

void setBlendMode(asw::BlendMode mode);

Set the blend mode of the renderer.

Example

asw::display::setTitle("My Game");
asw::display::setIcon("icon.png");

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