kzs_display_native.hpp File Reference

#include <kanzi/core.ui/platform/graphics_context/egl/kzs_egl.h>

Functions
bool	kzsDisplayNativeIsConnected (struct KzsDisplayNative *displayNative)
	Check if display is connected.
kzsError	kzsDisplayNativeModeSet (struct KzsDisplayNative *displayNative, int fd, int fbId)
	Set the mode for the display.
kzsError	kzsDisplayNativePageFlip (struct KzsDisplayNative *displayNative, int fd, int fbId)
	Schedule a page-flip, swap-buffers should be called prior to this.
kzsError	kzsDisplayNativeRestoreMode (struct KzsDisplayNative *displayNative, int fd)
	Restore original mode of the display.
EGLNativeDisplayType	kzsEGLGetNativeDisplay (const struct KzsDesktopNative *desktopNative, const struct KzsDisplayNative *displayNative, const struct KzsWindowNative *windowNative)
void	kzsWaitForVsync (struct KzsDisplayNative *displayNative, int fd)
	Waits for a VSYNC signal.

Function Documentation

kzsEGLGetNativeDisplay()

EGLNativeDisplayType kzsEGLGetNativeDisplay	(	const struct KzsDesktopNative *	desktopNative,
		const struct KzsDisplayNative *	displayNative,
		const struct KzsWindowNative *	windowNative )

kzsDisplayNativePageFlip()

kzsError kzsDisplayNativePageFlip	(	struct KzsDisplayNative *	displayNative,
		int	fd,
		int	fbId )

Schedule a page-flip, swap-buffers should be called prior to this.

Parameters

displayNative	Handle to display-native.
fd	File handle to drm device or control-device.
fbId	Handle to the framebuffer.

Returns

KZS_SUCCESS on success.

kzsWaitForVsync()

void kzsWaitForVsync	(	struct KzsDisplayNative *	displayNative,
		int	fd )

Waits for a VSYNC signal.

Parameters

displayNative	Handle to display-native.
fd	File handle to drm device or control-device.

kzsDisplayNativeModeSet()

kzsError kzsDisplayNativeModeSet	(	struct KzsDisplayNative *	displayNative,
		int	fd,
		int	fbId )

Set the mode for the display.

Parameters

displayNative	Handle to display-native.
fd	File handle to drm device or control-device.
fbId	Handle to the framebuffer.

Returns

KZS_SUCCESS on success.

kzsDisplayNativeRestoreMode()

kzsError kzsDisplayNativeRestoreMode	(	struct KzsDisplayNative *	displayNative,
		int	fd )

Restore original mode of the display.

Parameters

displayNative	Handle to display-native.
fd	File handle to drm device or control-device.

Returns

KZS_SUCCESS on success.

kzsDisplayNativeIsConnected()

bool kzsDisplayNativeIsConnected

(

struct KzsDisplayNative *

displayNative

)

Check if display is connected.

Parameters

displayNative

Handle to display-native.

Returns

true if display connected and usable, otherwise false.