#include <global.h>

Functions
static void	red_scale (_Sprite *sprite)
static void	grey_scale (_Sprite *sprite)
static void	fow_scale (_Sprite *sprite)
static int	GetBitmapBorders (SDL_Surface Surface, int up, int down, int left, int *right, uint32 ckey)
void	sprite_init_system ()
_Sprite *	sprite_load_file (char *fname, uint32 flags)
_Sprite *	sprite_tryload_file (char fname, uint32 flag, SDL_RWops rwop)
void	sprite_free_sprite (_Sprite *sprite)
void	sprite_blt (_Sprite sprite, int x, int y, SDL_Rect box, _BLTFX *bltfx)
void	sprite_blt_map (_Sprite sprite, int x, int y, SDL_Rect box, _BLTFX *bltfx, uint32 stretch, sint16 zoom, sint16 rotate)
Uint32	getpixel (SDL_Surface *surface, int x, int y)
void	putpixel (SDL_Surface *surface, int x, int y, Uint32 pixel)
struct _anim *	add_anim (int type, int mapx, int mapy, int value)
void	remove_anim (struct _anim *anim)
void	play_anims ()
int	sprite_collision (int x, int y, int x2, int y2, _Sprite sprite1, _Sprite sprite2)
void	surface_pan (SDL_Surface surface, SDL_Rect box)
void	draw_frame (SDL_Surface *surface, int x, int y, int w, int h)
void	border_create (SDL_Surface *surface, int x, int y, int w, int h, int color, int size)
void	border_create_color (SDL_Surface surface, SDL_Rect coords, const char *color_notation)
Variables
struct _anim *	start_anim
SDL_Surface *	FormatHolder
static int	dark_alpha [DARK_LEVELS]
static SDL_Surface *	darkness_filter [DARK_LEVELS]

Detailed Description

Sprite related functions.

Definition in file sprite.c.

Function Documentation

struct _anim* add_anim	(	int	type,
		int	mapx,
		int	mapy,
		int	value
	)		`[read]`

Add an animation.

Parameters:

type
mapx
mapy
value

Returns:

Definition at line 672 of file sprite.c.

void border_create	(	SDL_Surface *	surface,
		int	x,
		int	y,
		int	w,
		int	h,
		int	color,
		int	size
	)

Create a border around the specified coordinates.

Parameters:

surface	Surface to use.
x	X start of the border.
y	Y start of the border.
w	Maximum border width.
h	Maximum border height.
color	Color to use for the border.
size	Border's size.

Definition at line 974 of file sprite.c.

void draw_frame	(	SDL_Surface *	surface,
		int	x,
		int	y,
		int	w,
		int	h
	)

Draw a single frame.

Parameters:

surface	Surface to draw on.
x	X position.
y	Y position.
w	Width of the frame.
h	Height of the frame.

Definition at line 943 of file sprite.c.

static void fow_scale ( _Sprite * sprite ) [static]

Create _Sprite::fow surface for a sprite.

Parameters:

sprite Sprite.

Definition at line 565 of file sprite.c.

static int GetBitmapBorders	(	SDL_Surface *	Surface,
		int *	up,
		int *	down,
		int *	left,
		int *	right,
		uint32	ckey
	)		`[static]`

Get bitmap borders.

Parameters:

	Surface	Bitmap's surface.
[out]	up	Top border.
[out]	down	Bottom border.
[out]	left	Left border.
[out]	right	Right border.
	ckey	Color key.

Returns:: 1 on success, 0 on failure.

Definition at line 595 of file sprite.c.

Uint32 getpixel	(	SDL_Surface *	surface,
		int	x,
		int	y
	)

Get pixel from an SDL surface at specified X/Y position

Parameters:

surface	SDL surface to get the pixel from.
x	X position.
y	Y position.

Returns:: The pixel.

Definition at line 440 of file sprite.c.

static void grey_scale ( _Sprite * sprite ) [static]

Create _Sprite::grey surface for a sprite.

Parameters:

sprite Sprite.

Definition at line 542 of file sprite.c.

void play_anims ( )

Walk through the map anim list, and display the anims.

Definition at line 777 of file sprite.c.

void putpixel	(	SDL_Surface *	surface,
		int	x,
		int	y,
		Uint32	pixel
	)

Puts a pixel to specified X/Y position on SDL surface.

Parameters:

surface	The surface.
x	X position.
y	Y position.
pixel	Pixel to put.

Definition at line 477 of file sprite.c.

static void red_scale ( _Sprite * sprite ) [static]

Create _Sprite::red surface for a sprite.

Parameters:

sprite Sprite.

Definition at line 518 of file sprite.c.

void remove_anim ( struct _anim * anim )

Remove an animation.

Parameters:

anim	The animation to remove.

Definition at line 747 of file sprite.c.

void sprite_blt	(	_Sprite *	sprite,
		int	x,
		int	y,
		SDL_Rect *	box,
		_BLTFX *	bltfx
	)

Blit a sprite.

Parameters:

sprite	Sprite.
x	X position.
y	Y position.
box	Box.
bltfx	Bltfx.

Definition at line 201 of file sprite.c.

void sprite_blt_map	(	_Sprite *	sprite,
		int	x,
		int	y,
		SDL_Rect *	box,
		_BLTFX *	bltfx,
		uint32	stretch,
		sint16	zoom,
		sint16	rotate
	)

Blit a sprite on map surface.

Parameters:

sprite	Sprite.
x	X position.
y	Y position.
box	Box.
bltfx	Bltfx.
stretch	How much to stretch the sprite.

Definition at line 261 of file sprite.c.

int sprite_collision	(	int	x,
		int	y,
		int	x2,
		int	y2,
		_Sprite *	sprite1,
		_Sprite *	sprite2
	)

Check for possible sprite collision.

Used to make the player overlapping objects transparent.

Parameters:

x1
y1
x2
y2
sprite1
sprite2

Returns:

Definition at line 867 of file sprite.c.

void sprite_free_sprite ( _Sprite * sprite )

Free a sprite.

Parameters:

sprite Sprite to free.

Definition at line 146 of file sprite.c.

void sprite_init_system ( )

Initialize the sprite system.

Definition at line 57 of file sprite.c.

_Sprite* sprite_load_file	(	char *	fname,
		uint32	flags
	)

Load sprite file.

Parameters:

fname	Sprite filename.
flags	Flags for the sprite.

Returns:: NULL if failed, the sprite otherwise.

Definition at line 68 of file sprite.c.

_Sprite* sprite_tryload_file	(	char *	fname,
		uint32	flag,
		SDL_RWops *	rwop
	)

Try to load a sprite image file.

Parameters:

fname	Sprite filename
flag	Flags
rwop	Pointer to memory for the image

Returns:: The sprite if success, NULL otherwise

Definition at line 87 of file sprite.c.

void surface_pan	(	SDL_Surface *	surface,
		SDL_Rect *	box
	)

Pans the surface.

Parameters:

surface	Surface.
box	Coordinates.

Definition at line 913 of file sprite.c.

Variable Documentation

int dark_alpha[DARK_LEVELS] [static]

Initial value:

{
    0, 44, 80, 117, 153, 190, 226
}

Darkness alpha values.

Definition at line 39 of file sprite.c.

SDL_Surface* darkness_filter[DARK_LEVELS] [static]

Initial value:

{
    NULL, NULL, NULL, NULL, NULL, NULL, NULL
}

Darkness filter.

Definition at line 45 of file sprite.c.

SDL_Surface* FormatHolder

Format holder for red_scale(), fow_scale() and grey_scale() functions.

Definition at line 36 of file sprite.c.

struct _anim* start_anim

Anim queue of current active map

Definition at line 33 of file sprite.c.

Functions

Variables

Detailed Description

Function Documentation

Variable Documentation