mirror of
https://github.com/Relintai/sdl2_frt.git
synced 2024-12-29 20:27:12 +01:00
70 lines
2.1 KiB
C
70 lines
2.1 KiB
C
/*
|
|
Simple DirectMedia Layer
|
|
Copyright (C) 1997-2017 Sam Lantinga <slouken@libsdl.org>
|
|
|
|
This software is provided 'as-is', without any express or implied
|
|
warranty. In no event will the authors be held liable for any damages
|
|
arising from the use of this software.
|
|
|
|
Permission is granted to anyone to use this software for any purpose,
|
|
including commercial applications, and to alter it and redistribute it
|
|
freely, subject to the following restrictions:
|
|
|
|
1. The origin of this software must not be misrepresented; you must not
|
|
claim that you wrote the original software. If you use this software
|
|
in a product, an acknowledgment in the product documentation would be
|
|
appreciated but is not required.
|
|
2. Altered source versions must be plainly marked as such, and must not be
|
|
misrepresented as being the original software.
|
|
3. This notice may not be removed or altered from any source distribution.
|
|
*/
|
|
#include "../SDL_internal.h"
|
|
|
|
#ifndef SDL_shape_internals_h_
|
|
#define SDL_shape_internals_h_
|
|
|
|
#include "SDL_rect.h"
|
|
#include "SDL_shape.h"
|
|
#include "SDL_surface.h"
|
|
|
|
#include "begin_code.h"
|
|
/* Set up for C function definitions, even when using C++ */
|
|
#ifdef __cplusplus
|
|
/* *INDENT-OFF* */
|
|
extern "C" {
|
|
/* *INDENT-ON* */
|
|
#endif
|
|
|
|
typedef struct {
|
|
struct SDL_ShapeTree *upleft,*upright,*downleft,*downright;
|
|
} SDL_QuadTreeChildren;
|
|
|
|
typedef union {
|
|
SDL_QuadTreeChildren children;
|
|
SDL_Rect shape;
|
|
} SDL_ShapeUnion;
|
|
|
|
typedef enum { QuadShape,TransparentShape,OpaqueShape } SDL_ShapeKind;
|
|
|
|
typedef struct {
|
|
SDL_ShapeKind kind;
|
|
SDL_ShapeUnion data;
|
|
} SDL_ShapeTree;
|
|
|
|
typedef void(*SDL_TraversalFunction)(SDL_ShapeTree*,void*);
|
|
|
|
extern void SDL_CalculateShapeBitmap(SDL_WindowShapeMode mode,SDL_Surface *shape,Uint8* bitmap,Uint8 ppb);
|
|
extern SDL_ShapeTree* SDL_CalculateShapeTree(SDL_WindowShapeMode mode,SDL_Surface* shape);
|
|
extern void SDL_TraverseShapeTree(SDL_ShapeTree *tree,SDL_TraversalFunction function,void* closure);
|
|
extern void SDL_FreeShapeTree(SDL_ShapeTree** shape_tree);
|
|
|
|
/* Ends C function definitions when using C++ */
|
|
#ifdef __cplusplus
|
|
/* *INDENT-OFF* */
|
|
}
|
|
/* *INDENT-ON* */
|
|
#endif
|
|
#include "close_code.h"
|
|
|
|
#endif
|