/*  SDL_gfxPrimitives: graphics primitives for SDL LGPL (c) A. Schiffler */#ifndef _SDL_gfxPrimitives_h#define _SDL_gfxPrimitives_h#include <math.h>#ifndef M_PI#define M_PI	3.141592654#endif#include <SDL/SDL.h>/* Set up for C function definitions, even when using C++ */#ifdef __cplusplusextern "C" {#endif/* ----- Versioning */#define SDL_GFXPRIMITIVES_MAJOR	2#define SDL_GFXPRIMITIVES_MINOR	0#define SDL_GFXPRIMITIVES_MICRO	12/* ----- W32 DLL interface */#ifdef WIN32#ifdef BUILD_DLL#define DLLINTERFACE __declspec(dllexport)#else#define DLLINTERFACE __declspec(dllimport)#endif#else#define DLLINTERFACE#endif/* ----- Prototypes *//* Note: all ___Color routines expect the color to be in format 0xRRGGBBAA *//* Pixel */    DLLINTERFACE int pixelColor(SDL_Surface * dst, Sint16 x, Sint16 y, Uint32 color);    DLLINTERFACE int pixelRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* Horizontal line */    DLLINTERFACE int hlineColor(SDL_Surface * dst, Sint16 x1, Sint16 x2, Sint16 y, Uint32 color);    DLLINTERFACE int hlineRGBA(SDL_Surface * dst, Sint16 x1, Sint16 x2, Sint16 y, Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* Vertical line */    DLLINTERFACE int vlineColor(SDL_Surface * dst, Sint16 x, Sint16 y1, Sint16 y2, Uint32 color);    DLLINTERFACE int vlineRGBA(SDL_Surface * dst, Sint16 x, Sint16 y1, Sint16 y2, Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* Rectangle */    DLLINTERFACE int rectangleColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint32 color);    DLLINTERFACE int rectangleRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1,				   Sint16 x2, Sint16 y2, Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* Filled rectangle (Box) */    DLLINTERFACE int boxColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint32 color);    DLLINTERFACE int boxRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2,			     Sint16 y2, Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* Line */    DLLINTERFACE int lineColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint32 color);    DLLINTERFACE int lineRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1,			      Sint16 x2, Sint16 y2, Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* AA Line */    DLLINTERFACE int aalineColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint32 color);    DLLINTERFACE int aalineRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1,				Sint16 x2, Sint16 y2, Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* Circle */    DLLINTERFACE int circleColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 r, Uint32 color);    DLLINTERFACE int circleRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad, Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* AA Circle */    DLLINTERFACE int aacircleColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 r, Uint32 color);    DLLINTERFACE int aacircleRGBA(SDL_Surface * dst, Sint16 x, Sint16 y,				  Sint16 rad, Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* Filled Circle */    DLLINTERFACE int filledCircleColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 r, Uint32 color);    DLLINTERFACE int filledCircleRGBA(SDL_Surface * dst, Sint16 x, Sint16 y,				      Sint16 rad, Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* Ellipse */    DLLINTERFACE int ellipseColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rx, Sint16 ry, Uint32 color);    DLLINTERFACE int ellipseRGBA(SDL_Surface * dst, Sint16 x, Sint16 y,				 Sint16 rx, Sint16 ry, Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* AA Ellipse */    DLLINTERFACE int aaellipseColor(SDL_Surface * dst, Sint16 xc, Sint16 yc, Sint16 rx, Sint16 ry, Uint32 color);    DLLINTERFACE int aaellipseRGBA(SDL_Surface * dst, Sint16 x, Sint16 y,				   Sint16 rx, Sint16 ry, Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* Filled Ellipse */    DLLINTERFACE int filledEllipseColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rx, Sint16 ry, Uint32 color);    DLLINTERFACE int filledEllipseRGBA(SDL_Surface * dst, Sint16 x, Sint16 y,				       Sint16 rx, Sint16 ry, Uint8 r, Uint8 g, Uint8 b, Uint8 a);#define CLOCKWISE/* Pie */    DLLINTERFACE int pieColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad,			      Sint16 start, Sint16 end, Uint32 color);    DLLINTERFACE int pieRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad,			     Sint16 start, Sint16 end, Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* Filled Pie */    DLLINTERFACE int filledPieColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad,				    Sint16 start, Sint16 end, Uint32 color);    DLLINTERFACE int filledPieRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad,				   Sint16 start, Sint16 end, Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* Trigon */    DLLINTERFACE int trigonColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Sint16 x3, Sint16 y3, Uint32 color);    DLLINTERFACE int trigonRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Sint16 x3, Sint16 y3,				 Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* AA-Trigon */    DLLINTERFACE int aatrigonColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Sint16 x3, Sint16 y3, Uint32 color);    DLLINTERFACE int aatrigonRGBA(SDL_Surface * dst,  Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Sint16 x3, Sint16 y3,				   Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* Filled Trigon */    DLLINTERFACE int filledTrigonColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Sint16 x3, Sint16 y3, Uint32 color);    DLLINTERFACE int filledTrigonRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Sint16 x3, Sint16 y3,				       Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* Polygon */    DLLINTERFACE int polygonColor(SDL_Surface * dst, const Sint16 * vx, const Sint16 * vy, int n, Uint32 color);    DLLINTERFACE int polygonRGBA(SDL_Surface * dst, const Sint16 * vx, const Sint16 * vy,				 int n, Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* AA-Polygon */    DLLINTERFACE int aapolygonColor(SDL_Surface * dst, const Sint16 * vx, const Sint16 * vy, int n, Uint32 color);    DLLINTERFACE int aapolygonRGBA(SDL_Surface * dst, const Sint16 * vx, const Sint16 * vy,				   int n, Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* Filled Polygon */    DLLINTERFACE int filledPolygonColor(SDL_Surface * dst, const Sint16 * vx, const Sint16 * vy, int n, Uint32 color);    DLLINTERFACE int filledPolygonRGBA(SDL_Surface * dst, const Sint16 * vx,				       const Sint16 * vy, int n, Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* Bezier *//* s = number of steps */    DLLINTERFACE int bezierColor(SDL_Surface * dst, const Sint16 * vx, const Sint16 * vy, int n, int s, Uint32 color);    DLLINTERFACE int bezierRGBA(SDL_Surface * dst, const Sint16 * vx, const Sint16 * vy,				 int n, int s, Uint8 r, Uint8 g, Uint8 b, Uint8 a);/* Characters/Strings */    DLLINTERFACE int characterColor(SDL_Surface * dst, Sint16 x, Sint16 y, char c, Uint32 color);    DLLINTERFACE int characterRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, char c, Uint8 r, Uint8 g, Uint8 b, Uint8 a);    DLLINTERFACE int stringColor(SDL_Surface * dst, Sint16 x, Sint16 y, const char *c, Uint32 color);    DLLINTERFACE int stringRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, const char *c, Uint8 r, Uint8 g, Uint8 b, Uint8 a);    DLLINTERFACE void gfxPrimitivesSetFont(const void *fontdata, int cw, int ch);/* Ends C function definitions when using C++ */#ifdef __cplusplus};#endif#endif				/* _SDL_gfxPrimitives_h */