window.cpp File Reference

#include "window.h"
#include "deodxr.h"
#include <sys\mman.h>
#include <stdlib.h>
#include <color.h>
#include <string.h>
#include "boxblur.h"
#include "alpha.h"

Include dependency graph for window.cpp:

Macros
#define	SHADOW_SIZE_S   0

Functions
uint32_t *	CreateSharedWinSpace (uint16_t *shkey, uint16_t ownerId)
	CreateSharedWinSpace – Create a shared window space.
void *	CreateNewBackBuffer (uint16_t ownerId, uint32_t sz, uint16_t *key)
	CreateNewBackBuffer –Create a back buffer window.
void	WindowShadowPutPixel (Window *win, int x, int y, int shadow_w, uint32_t color)
void	WindowShadowFillColor (Window *win, int shadow_w, int x, int y, int w, int h, uint32_t col)
void	_window_generate_shadow (Window *win, int winw, int winh)
Window *	CreateWindow (int x, int y, int w, int h, uint16_t flags, uint16_t ownerId, char *title)
	CreateWindow – create a new window.

Variables
uint16_t	shared_win_key_prefix = 1000
uint16_t	back_buffer_key_prefix = 400

Macro Definition Documentation

SHADOW_SIZE_S

#define SHADOW_SIZE_S   0

Function Documentation

_window_generate_shadow()

void _window_generate_shadow	(	Window *	win,
		int	winw,
		int	winh
	)

CreateNewBackBuffer()

void * CreateNewBackBuffer	(	uint16_t	ownerId,
		uint32_t	sz,
		uint16_t *	key
	)

CreateNewBackBuffer –Create a back buffer window.

Parameters

ownerId	– owner id
sz	– Size of the buffer
key	– location where to store the buffer key

CreateSharedWinSpace()

uint32_t * CreateSharedWinSpace	(	uint16_t *	shkey,
		uint16_t	ownerId
	)

CreateSharedWinSpace – Create a shared window space.

Parameters

shkey	– location where to store the window key
ownerId	– owning process id

CreateWindow()

Window * CreateWindow	(	int	x,
		int	y,
		int	w,
		int	h,
		uint16_t	flags,
		uint16_t	ownerId,
		char *	title
	)

CreateWindow – create a new window.

Parameters

x	– X position of the window
y	– Y position of the window
w	– Width of the window
h	– Height of the window
flags	– Flags for thr window
ownerId	– process owner id of the window
title	– title of the window

WindowShadowFillColor()

void WindowShadowFillColor	(	Window *	win,
		int	shadow_w,
		int	x,
		int	y,
		int	w,
		int	h,
		uint32_t	col
	)

WindowShadowPutPixel()

void WindowShadowPutPixel	(	Window *	win,
		int	x,
		int	y,
		int	shadow_w,
		uint32_t	color
	)

Variable Documentation

back_buffer_key_prefix

uint16_t back_buffer_key_prefix = 400

shared_win_key_prefix

uint16_t shared_win_key_prefix = 1000

BSD 2-Clause License

Copyright (c) 2022-2023, Manas Kamal Choudhury All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.