CoCalc -- SDL_gfxPrimitives.h

GitHub Repository: emscripten-core/emscripten
Path: blob/main/system/include/SDL/SDL_gfxPrimitives.h
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/* 
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SDL_gfxPrimitives.h: graphics primitives for SDL
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Copyright (C) 2001-2011  Andreas Schiffler
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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   1. The origin of this software must not be misrepresented; you must not
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   claim that you wrote the original software. If you use this software
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   in a product, an acknowledgment in the product documentation would be
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   appreciated but is not required.
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   2. Altered source versions must be plainly marked as such, and must not be
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   misrepresented as being the original software.
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   3. This notice may not be removed or altered from any source
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   distribution.
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Andreas Schiffler -- aschiffler at ferzkopp dot net
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*/
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#ifndef _SDL_gfxPrimitives_h
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#define _SDL_gfxPrimitives_h
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#include <math.h>
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#ifndef M_PI
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#define M_PI	3.1415926535897932384626433832795
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#endif
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#include "SDL.h"
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/* Set up for C function definitions, even when using C++ */
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#ifdef __cplusplus
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extern "C" {
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#endif
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	/* ----- Versioning */
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#define SDL_GFXPRIMITIVES_MAJOR	2
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#define SDL_GFXPRIMITIVES_MINOR	0
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#define SDL_GFXPRIMITIVES_MICRO	23
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	/* ---- Function Prototypes */
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#ifdef _MSC_VER
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#  if defined(DLL_EXPORT) && !defined(LIBSDL_GFX_DLL_IMPORT)
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#    define SDL_GFXPRIMITIVES_SCOPE __declspec(dllexport)
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#  else
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#    ifdef LIBSDL_GFX_DLL_IMPORT
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#      define SDL_GFXPRIMITIVES_SCOPE __declspec(dllimport)
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#    endif
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#  endif
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#endif
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#ifndef SDL_GFXPRIMITIVES_SCOPE
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#  define SDL_GFXPRIMITIVES_SCOPE extern
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#endif
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	/* Note: all ___Color routines expect the color to be in format 0xRRGGBBAA */
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	/* Pixel */
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	SDL_GFXPRIMITIVES_SCOPE int pixelColor(SDL_Surface * dst, Sint16 x, Sint16 y, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int pixelRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Horizontal line */
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	SDL_GFXPRIMITIVES_SCOPE int hlineColor(SDL_Surface * dst, Sint16 x1, Sint16 x2, Sint16 y, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int hlineRGBA(SDL_Surface * dst, Sint16 x1, Sint16 x2, Sint16 y, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Vertical line */
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	SDL_GFXPRIMITIVES_SCOPE int vlineColor(SDL_Surface * dst, Sint16 x, Sint16 y1, Sint16 y2, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int vlineRGBA(SDL_Surface * dst, Sint16 x, Sint16 y1, Sint16 y2, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Rectangle */
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	SDL_GFXPRIMITIVES_SCOPE int rectangleColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int rectangleRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1,
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		Sint16 x2, Sint16 y2, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Rounded-Corner Rectangle */
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	SDL_GFXPRIMITIVES_SCOPE int roundedRectangleColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Sint16 rad, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int roundedRectangleRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1,
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		Sint16 x2, Sint16 y2, Sint16 rad, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Filled rectangle (Box) */
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	SDL_GFXPRIMITIVES_SCOPE int boxColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int boxRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2,
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		Sint16 y2, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Rounded-Corner Filled rectangle (Box) */
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	SDL_GFXPRIMITIVES_SCOPE int roundedBoxColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Sint16 rad, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int roundedBoxRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2,
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		Sint16 y2, Sint16 rad, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Line */
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	SDL_GFXPRIMITIVES_SCOPE int lineColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int lineRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1,
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		Sint16 x2, Sint16 y2, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* AA Line */
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	SDL_GFXPRIMITIVES_SCOPE int aalineColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int aalineRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1,
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		Sint16 x2, Sint16 y2, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Thick Line */
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	SDL_GFXPRIMITIVES_SCOPE int thickLineColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, 
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		Uint8 width, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int thickLineRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, 
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		Uint8 width, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Circle */
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	SDL_GFXPRIMITIVES_SCOPE int circleColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int circleRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Arc */
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	SDL_GFXPRIMITIVES_SCOPE int arcColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad, Sint16 start, Sint16 end, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int arcRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad, Sint16 start, Sint16 end, 
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		Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* AA Circle */
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	SDL_GFXPRIMITIVES_SCOPE int aacircleColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int aacircleRGBA(SDL_Surface * dst, Sint16 x, Sint16 y,
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		Sint16 rad, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Filled Circle */
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	SDL_GFXPRIMITIVES_SCOPE int filledCircleColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 r, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int filledCircleRGBA(SDL_Surface * dst, Sint16 x, Sint16 y,
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		Sint16 rad, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Ellipse */
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	SDL_GFXPRIMITIVES_SCOPE int ellipseColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rx, Sint16 ry, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int ellipseRGBA(SDL_Surface * dst, Sint16 x, Sint16 y,
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		Sint16 rx, Sint16 ry, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* AA Ellipse */
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	SDL_GFXPRIMITIVES_SCOPE int aaellipseColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rx, Sint16 ry, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int aaellipseRGBA(SDL_Surface * dst, Sint16 x, Sint16 y,
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		Sint16 rx, Sint16 ry, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Filled Ellipse */
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	SDL_GFXPRIMITIVES_SCOPE int filledEllipseColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rx, Sint16 ry, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int filledEllipseRGBA(SDL_Surface * dst, Sint16 x, Sint16 y,
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		Sint16 rx, Sint16 ry, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Pie */
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	SDL_GFXPRIMITIVES_SCOPE int pieColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad,
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		Sint16 start, Sint16 end, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int pieRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad,
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		Sint16 start, Sint16 end, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Filled Pie */
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	SDL_GFXPRIMITIVES_SCOPE int filledPieColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad,
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		Sint16 start, Sint16 end, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int filledPieRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad,
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		Sint16 start, Sint16 end, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Trigon */
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	SDL_GFXPRIMITIVES_SCOPE int trigonColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Sint16 x3, Sint16 y3, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int trigonRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Sint16 x3, Sint16 y3,
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		Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* AA-Trigon */
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	SDL_GFXPRIMITIVES_SCOPE int aatrigonColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Sint16 x3, Sint16 y3, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int aatrigonRGBA(SDL_Surface * dst,  Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Sint16 x3, Sint16 y3,
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		Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Filled Trigon */
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	SDL_GFXPRIMITIVES_SCOPE int filledTrigonColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Sint16 x3, Sint16 y3, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int filledTrigonRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Sint16 x3, Sint16 y3,
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		Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Polygon */
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	SDL_GFXPRIMITIVES_SCOPE int polygonColor(SDL_Surface * dst, const Sint16 * vx, const Sint16 * vy, int n, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int polygonRGBA(SDL_Surface * dst, const Sint16 * vx, const Sint16 * vy,
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		int n, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* AA-Polygon */
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	SDL_GFXPRIMITIVES_SCOPE int aapolygonColor(SDL_Surface * dst, const Sint16 * vx, const Sint16 * vy, int n, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int aapolygonRGBA(SDL_Surface * dst, const Sint16 * vx, const Sint16 * vy,
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		int n, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Filled Polygon */
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	SDL_GFXPRIMITIVES_SCOPE int filledPolygonColor(SDL_Surface * dst, const Sint16 * vx, const Sint16 * vy, int n, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int filledPolygonRGBA(SDL_Surface * dst, const Sint16 * vx,
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		const Sint16 * vy, int n, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	SDL_GFXPRIMITIVES_SCOPE int texturedPolygon(SDL_Surface * dst, const Sint16 * vx, const Sint16 * vy, int n, SDL_Surface * texture,int texture_dx,int texture_dy);
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	/* (Note: These MT versions are required for multi-threaded operation.) */
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	SDL_GFXPRIMITIVES_SCOPE int filledPolygonColorMT(SDL_Surface * dst, const Sint16 * vx, const Sint16 * vy, int n, Uint32 color, int **polyInts, int *polyAllocated);
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	SDL_GFXPRIMITIVES_SCOPE int filledPolygonRGBAMT(SDL_Surface * dst, const Sint16 * vx,
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		const Sint16 * vy, int n, Uint8 r, Uint8 g, Uint8 b, Uint8 a,
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		int **polyInts, int *polyAllocated);
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	SDL_GFXPRIMITIVES_SCOPE int texturedPolygonMT(SDL_Surface * dst, const Sint16 * vx, const Sint16 * vy, int n, SDL_Surface * texture,int texture_dx,int texture_dy, int **polyInts, int *polyAllocated);
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	/* Bezier */
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	SDL_GFXPRIMITIVES_SCOPE int bezierColor(SDL_Surface * dst, const Sint16 * vx, const Sint16 * vy, int n, int s, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int bezierRGBA(SDL_Surface * dst, const Sint16 * vx, const Sint16 * vy,
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		int n, int s, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Characters/Strings */
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	SDL_GFXPRIMITIVES_SCOPE void gfxPrimitivesSetFont(const void *fontdata, Uint32 cw, Uint32 ch);
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	SDL_GFXPRIMITIVES_SCOPE void gfxPrimitivesSetFontRotation(Uint32 rotation);
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	SDL_GFXPRIMITIVES_SCOPE int characterColor(SDL_Surface * dst, Sint16 x, Sint16 y, char c, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int characterRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, char c, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	SDL_GFXPRIMITIVES_SCOPE int stringColor(SDL_Surface * dst, Sint16 x, Sint16 y, const char *s, Uint32 color);
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	SDL_GFXPRIMITIVES_SCOPE int stringRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, const char *s, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
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	/* Ends C function definitions when using C++ */
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#ifdef __cplusplus
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}
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#endif
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#endif				/* _SDL_gfxPrimitives_h */
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