Some value for opacity. Did not adjust water colour.
/*
SDL_image: An example image loading library for use with SDL
Copyright (C) 1997-2009 Sam Lantinga
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
/* A simple library to load images of various formats as SDL surfaces */
#ifndef _SDL_IMAGE_H
#define _SDL_IMAGE_H
#include "SDL.h"
#include "SDL_version.h"
#include "begin_code.h"
/* Set up for C function definitions, even when using C++ */
#ifdef __cplusplus
extern "C" {
#endif
/* Printable format: "%d.%d.%d", MAJOR, MINOR, PATCHLEVEL
*/
#define SDL_IMAGE_MAJOR_VERSION 1
#define SDL_IMAGE_MINOR_VERSION 2
#define SDL_IMAGE_PATCHLEVEL 10
typedef enum
{
IMG_INIT_JPG = 0x00000001,
IMG_INIT_PNG = 0x00000002,
IMG_INIT_TIF = 0x00000004
} IMG_InitFlags;
/* Loads dynamic libraries and prepares them for use. Flags should be
one or more flags from IMG_InitFlags OR'd together.
It returns the flags successfully initialized, or 0 on failure.
*/
extern DECLSPEC int SDLCALL IMG_Init(int flags);
/* Unloads libraries loaded with IMG_Init */
extern DECLSPEC void SDLCALL IMG_Quit(void);
/* Load an image from an SDL data source.
The 'type' may be one of: "BMP", "GIF", "PNG", etc.
If the image format supports a transparent pixel, SDL will set the
colorkey for the surface. You can enable RLE acceleration on the
surface afterwards by calling:
SDL_SetColorKey(image, SDL_RLEACCEL, image->format->colorkey);
*/
extern DECLSPEC SDL_Surface * SDLCALL IMG_LoadTyped_RW(SDL_RWops *src, int freesrc, char *type);
/* Convenience functions */
extern DECLSPEC SDL_Surface * SDLCALL IMG_Load(const char *file);
extern DECLSPEC SDL_Surface * SDLCALL IMG_Load_RW(SDL_RWops *src, int freesrc);
/* Functions to detect a file type, given a seekable source */
extern DECLSPEC int SDLCALL IMG_isPNG(SDL_RWops *src);
/* Individual loading functions */
extern DECLSPEC SDL_Surface * SDLCALL IMG_LoadPNG_RW(SDL_RWops *src);
/* We'll use SDL for reporting errors */
#define IMG_SetError SDL_SetError
#define IMG_GetError SDL_GetError
/* Ends C function definitions when using C++ */
#ifdef __cplusplus
}
#endif
#include "close_code.h"
#endif /* _SDL_IMAGE_H */