From: <eX...@us...> - 2007-03-26 15:05:17
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Revision: 10 http://qonk.svn.sourceforge.net/qonk/?rev=10&view=rev Author: eXinion Date: 2007-03-26 07:55:05 -0700 (Mon, 26 Mar 2007) Log Message: ----------- Added Paths: ----------- branches/networked_original_2007-03-26/ branches/networked_original_2007-03-26/client/ branches/networked_original_2007-03-26/client/COPYING branches/networked_original_2007-03-26/client/Makefile branches/networked_original_2007-03-26/client/Makefile_client branches/networked_original_2007-03-26/client/SDL_gfxPrimitives.c branches/networked_original_2007-03-26/client/SDL_gfxPrimitives.h branches/networked_original_2007-03-26/client/SDL_gfxPrimitives_font.h branches/networked_original_2007-03-26/client/actions.cpp branches/networked_original_2007-03-26/client/actions.h branches/networked_original_2007-03-26/client/animations.cpp branches/networked_original_2007-03-26/client/animations.h branches/networked_original_2007-03-26/client/config.cpp branches/networked_original_2007-03-26/client/config.h branches/networked_original_2007-03-26/client/coordinate.cpp branches/networked_original_2007-03-26/client/coordinate.h branches/networked_original_2007-03-26/client/extensions.cpp branches/networked_original_2007-03-26/client/extensions.h branches/networked_original_2007-03-26/client/font.ttf branches/networked_original_2007-03-26/client/fonts.cpp branches/networked_original_2007-03-26/client/fonts.h branches/networked_original_2007-03-26/client/gmon.out branches/networked_original_2007-03-26/client/main.cpp branches/networked_original_2007-03-26/client/messages.cpp branches/networked_original_2007-03-26/client/messages.h branches/networked_original_2007-03-26/client/network.cpp branches/networked_original_2007-03-26/client/network.h branches/networked_original_2007-03-26/client/output branches/networked_original_2007-03-26/client/planets.cpp branches/networked_original_2007-03-26/client/planets.h branches/networked_original_2007-03-26/client/players.cpp branches/networked_original_2007-03-26/client/players.h branches/networked_original_2007-03-26/client/profile branches/networked_original_2007-03-26/client/raknet/ branches/networked_original_2007-03-26/client/raknet/NetworkTypes.h branches/networked_original_2007-03-26/client/raknet/PacketEnumerations.h branches/networked_original_2007-03-26/client/raknet/PacketPriority.h branches/networked_original_2007-03-26/client/raknet/RakClientInterface.h branches/networked_original_2007-03-26/client/raknet/RakNetLibStatic.lib branches/networked_original_2007-03-26/client/raknet/RakNetLibStaticDebug.lib branches/networked_original_2007-03-26/client/raknet/RakNetworkFactory.h branches/networked_original_2007-03-26/client/raknet/RakPeerInterface.h branches/networked_original_2007-03-26/client/raknet/RakServerInterface.h branches/networked_original_2007-03-26/client/raknet/network.cpp branches/networked_original_2007-03-26/client/raknet/network.h branches/networked_original_2007-03-26/client/raknet/ships.cpp branches/networked_original_2007-03-26/client/raknet/ships.h branches/networked_original_2007-03-26/client/selection.cpp branches/networked_original_2007-03-26/client/selection.h branches/networked_original_2007-03-26/client/ships.cpp branches/networked_original_2007-03-26/client/ships.h branches/networked_original_2007-03-26/client/stars.cpp branches/networked_original_2007-03-26/client/stars.h branches/networked_original_2007-03-26/client/timer.cpp branches/networked_original_2007-03-26/client/timer.h branches/networked_original_2007-03-26/client/universe.cpp branches/networked_original_2007-03-26/client/universe.h branches/networked_original_2007-03-26/server/ branches/networked_original_2007-03-26/server/COPYING branches/networked_original_2007-03-26/server/Makefile branches/networked_original_2007-03-26/server/SDL_gfxPrimitives.c branches/networked_original_2007-03-26/server/SDL_gfxPrimitives.h branches/networked_original_2007-03-26/server/SDL_gfxPrimitives_font.h branches/networked_original_2007-03-26/server/actions.cpp branches/networked_original_2007-03-26/server/actions.h branches/networked_original_2007-03-26/server/animations.cpp branches/networked_original_2007-03-26/server/animations.h branches/networked_original_2007-03-26/server/config.cpp branches/networked_original_2007-03-26/server/config.h branches/networked_original_2007-03-26/server/coordinate.cpp branches/networked_original_2007-03-26/server/coordinate.h branches/networked_original_2007-03-26/server/extensions.cpp branches/networked_original_2007-03-26/server/extensions.h branches/networked_original_2007-03-26/server/font.ttf branches/networked_original_2007-03-26/server/fonts.cpp branches/networked_original_2007-03-26/server/fonts.h branches/networked_original_2007-03-26/server/gmon.out branches/networked_original_2007-03-26/server/main.cpp branches/networked_original_2007-03-26/server/main.cpp.notneeded branches/networked_original_2007-03-26/server/main.h branches/networked_original_2007-03-26/server/messages.cpp branches/networked_original_2007-03-26/server/messages.h branches/networked_original_2007-03-26/server/network.cpp branches/networked_original_2007-03-26/server/network.h branches/networked_original_2007-03-26/server/output branches/networked_original_2007-03-26/server/planets.cpp branches/networked_original_2007-03-26/server/planets.h branches/networked_original_2007-03-26/server/players.cpp branches/networked_original_2007-03-26/server/players.h branches/networked_original_2007-03-26/server/profile branches/networked_original_2007-03-26/server/raknet/ branches/networked_original_2007-03-26/server/raknet/NetworkTypes.h branches/networked_original_2007-03-26/server/raknet/PacketEnumerations.h branches/networked_original_2007-03-26/server/raknet/PacketPriority.h branches/networked_original_2007-03-26/server/raknet/RakClientInterface.h branches/networked_original_2007-03-26/server/raknet/RakNetLibStatic.lib branches/networked_original_2007-03-26/server/raknet/RakNetLibStaticDebug.lib branches/networked_original_2007-03-26/server/raknet/RakNetworkFactory.h branches/networked_original_2007-03-26/server/raknet/RakPeerInterface.h branches/networked_original_2007-03-26/server/raknet/RakServerInterface.h branches/networked_original_2007-03-26/server/selection.cpp branches/networked_original_2007-03-26/server/selection.h branches/networked_original_2007-03-26/server/ships.cpp branches/networked_original_2007-03-26/server/ships.h branches/networked_original_2007-03-26/server/stars.cpp branches/networked_original_2007-03-26/server/stars.h branches/networked_original_2007-03-26/server/timer.cpp branches/networked_original_2007-03-26/server/timer.h branches/networked_original_2007-03-26/server/universe.cpp branches/networked_original_2007-03-26/server/universe.h Added: branches/networked_original_2007-03-26/client/COPYING =================================================================== --- branches/networked_original_2007-03-26/client/COPYING (rev 0) +++ branches/networked_original_2007-03-26/client/COPYING 2007-03-26 14:55:05 UTC (rev 10) @@ -0,0 +1,340 @@ + GNU GENERAL PUBLIC LICENSE + Version 2, June 1991 + + Copyright (C) 1989, 1991 Free Software Foundation, Inc. + 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + Everyone is permitted to copy and distribute verbatim copies + of this license document, but changing it is not allowed. + + Preamble + + The licenses for most software are designed to take away your +freedom to share and change it. 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Of course, the commands you use may +be called something other than `show w' and `show c'; they could even be +mouse-clicks or menu items--whatever suits your program. + +You should also get your employer (if you work as a programmer) or your +school, if any, to sign a "copyright disclaimer" for the program, if +necessary. Here is a sample; alter the names: + + Yoyodyne, Inc., hereby disclaims all copyright interest in the program + `Gnomovision' (which makes passes at compilers) written by James Hacker. + + <signature of Ty Coon>, 1 April 1989 + Ty Coon, President of Vice + +This General Public License does not permit incorporating your program into +proprietary programs. If your program is a subroutine library, you may +consider it more useful to permit linking proprietary applications with the +library. If this is what you want to do, use the GNU Library General +Public License instead of this License. Added: branches/networked_original_2007-03-26/client/Makefile =================================================================== --- branches/networked_original_2007-03-26/client/Makefile (rev 0) +++ branches/networked_original_2007-03-26/client/Makefile 2007-03-26 14:55:05 UTC (rev 10) @@ -0,0 +1,15 @@ +CXX=g++ +CFLAGS=`sdl-config --cflags` -O3 -I/usr/local/include/raknet +LIBS=`sdl-config --libs` -lSDL_ttf -lraknet +OBJECTS=SDL_gfxPrimitives.o extensions.o coordinate.o stars.o planets.o selection.o ships.o main.o actions.o players.o universe.o animations.o fonts.o messages.o timer.o config.o network.o + +all: qonk + +qonk: $(OBJECTS) + $(CXX) $(CFLAGS) $(LIBS) $(OBJECTS) -o qonk + +.cpp.o: + $(CXX) $(CFLAGS) -c $< + +clean: + @rm -vf *.o *~ qonk screenshot.bmp DEADJOE Added: branches/networked_original_2007-03-26/client/Makefile_client =================================================================== --- branches/networked_original_2007-03-26/client/Makefile_client (rev 0) +++ branches/networked_original_2007-03-26/client/Makefile_client 2007-03-26 14:55:05 UTC (rev 10) @@ -0,0 +1,15 @@ +CXX=g++ +CFLAGS=`sdl-config --cflags` -O3 -I/usr/local/include/raknet -I/usr/local/lib +LIBS=`sdl-config --libs` -lSDL_ttf -lraknet +OBJECTS=SDL_gfxPrimitives.o extensions.o coordinate.o stars.o planets.o selection.o ships.o main.o actions.o players.o universe.o animations.o fonts.o messages.o timer.o config.o network.o + +all: qonk + +qonk: $(OBJECTS) + $(CXX) $(CFLAGS) $(LIBS) $(OBJECTS) -o qonk + +.cpp.o: + $(CXX) $(CFLAGS) -c $< + +clean: + @rm -vf *.o *~ qonk screenshot.bmp DEADJOE Added: branches/networked_original_2007-03-26/client/SDL_gfxPrimitives.c =================================================================== --- branches/networked_original_2007-03-26/client/SDL_gfxPrimitives.c (rev 0) +++ branches/networked_original_2007-03-26/client/SDL_gfxPrimitives.c 2007-03-26 14:55:05 UTC (rev 10) @@ -0,0 +1,3708 @@ +/* + + SDL_gfxPrimitives - Graphics primitives for SDL surfaces + + LGPL (c) A. Schiffler + +*/ + +#include <stdio.h> +#include <stdlib.h> +#include <math.h> +#include <string.h> + +#include "SDL_gfxPrimitives.h" +#include "SDL_gfxPrimitives_font.h" + +/* -===================- */ + +/* ----- Defines for pixel clipping tests */ + +#define clip_xmin(surface) surface->clip_rect.x +#define clip_xmax(surface) surface->clip_rect.x+surface->clip_rect.w-1 +#define clip_ymin(surface) surface->clip_rect.y +#define clip_ymax(surface) surface->clip_rect.y+surface->clip_rect.h-1 + +/* ----- Pixel - fast, no blending, no locking, clipping */ + +int fastPixelColorNolock(SDL_Surface * dst, Sint16 x, Sint16 y, Uint32 color) +{ + int bpp; + Uint8 *p; + + /* + * Honor clipping setup at pixel level + */ + if ((x >= clip_xmin(dst)) && (x <= clip_xmax(dst)) && (y >= clip_ymin(dst)) && (y <= clip_ymax(dst))) { + + /* + * Get destination format + */ + bpp = dst->format->BytesPerPixel; + p = (Uint8 *) dst->pixels + y * dst->pitch + x * bpp; + switch (bpp) { + case 1: + *p = color; + break; + case 2: + *(Uint16 *) p = color; + break; + case 3: + if (SDL_BYTEORDER == SDL_BIG_ENDIAN) { + p[0] = (color >> 16) & 0xff; + p[1] = (color >> 8) & 0xff; + p[2] = color & 0xff; + } else { + p[0] = color & 0xff; + p[1] = (color >> 8) & 0xff; + p[2] = (color >> 16) & 0xff; + } + break; + case 4: + *(Uint32 *) p = color; + break; + } /* switch */ + + + } + + return (0); +} + +/* ----- Pixel - fast, no blending, no locking, no clipping */ + +/* (faster but dangerous, make sure we stay in surface bounds) */ + +int fastPixelColorNolockNoclip(SDL_Surface * dst, Sint16 x, Sint16 y, Uint32 color) +{ + int bpp; + Uint8 *p; + + /* + * Get destination format + */ + bpp = dst->format->BytesPerPixel; + p = (Uint8 *) dst->pixels + y * dst->pitch + x * bpp; + switch (bpp) { + case 1: + *p = color; + break; + case 2: + *(Uint16 *) p = color; + break; + case 3: + if (SDL_BYTEORDER == SDL_BIG_ENDIAN) { + p[0] = (color >> 16) & 0xff; + p[1] = (color >> 8) & 0xff; + p[2] = color & 0xff; + } else { + p[0] = color & 0xff; + p[1] = (color >> 8) & 0xff; + p[2] = (color >> 16) & 0xff; + } + break; + case 4: + *(Uint32 *) p = color; + break; + } /* switch */ + + return (0); +} + +/* ----- Pixel - fast, no blending, locking, clipping */ + +int fastPixelColor(SDL_Surface * dst, Sint16 x, Sint16 y, Uint32 color) +{ + int result; + + /* + * Lock the surface + */ + if (SDL_MUSTLOCK(dst)) { + if (SDL_LockSurface(dst) < 0) { + return (-1); + } + } + + result = fastPixelColorNolock(dst, x, y, color); + + /* + * Unlock surface + */ + if (SDL_MUSTLOCK(dst)) { + SDL_UnlockSurface(dst); + } + + return (result); +} + +/* ----- Pixel - fast, no blending, locking, RGB input */ + +int fastPixelRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, Uint8 r, Uint8 g, Uint8 b, Uint8 a) +{ + Uint32 color; + + /* + * Setup color + */ + color = SDL_MapRGBA(dst->format, r, g, b, a); + + /* + * Draw + */ + return (fastPixelColor(dst, x, y, color)); + +} + +/* ----- Pixel - fast, no blending, no locking RGB input */ + +int fastPixelRGBANolock(SDL_Surface * dst, Sint16 x, Sint16 y, Uint8 r, Uint8 g, Uint8 b, Uint8 a) +{ + Uint32 color; + + /* + * Setup color + */ + color = SDL_MapRGBA(dst->format, r, g, b, a); + + /* + * Draw + */ + return (fastPixelColorNolock(dst, x, y, color)); +} + +/* PutPixel routine with alpha blending, input color in destination format */ + +/* New, faster routine - default blending pixel */ + +int _putPixelAlpha(SDL_Surface * surface, Sint16 x, Sint16 y, Uint32 color, Uint8 alpha) +{ + Uint32 Rmask = surface->format->Rmask, Gmask = + surface->format->Gmask, Bmask = surface->format->Bmask, Amask = surface->format->Amask; + Uint32 R, G, B, A = 0; + + if (x >= clip_xmin(surface) && x <= clip_xmax(surface) + && y >= clip_ymin(surface) && y <= clip_ymax(surface)) { + + switch (surface->format->BytesPerPixel) { + case 1:{ /* Assuming 8-bpp */ + if (alpha == 255) { + *((Uint8 *) surface->pixels + y * surface->pitch + x) = color; + } else { + Uint8 *pixel = (Uint8 *) surface->pixels + y * surface->pitch + x; + + Uint8 dR = surface->format->palette->colors[*pixel].r; + Uint8 dG = surface->format->palette->colors[*pixel].g; + Uint8 dB = surface->format->palette->colors[*pixel].b; + Uint8 sR = surface->format->palette->colors[color].r; + Uint8 sG = surface->format->palette->colors[color].g; + Uint8 sB = surface->format->palette->colors[color].b; + + dR = dR + ((sR - dR) * alpha >> 8); + dG = dG + ((sG - dG) * alpha >> 8); + dB = dB + ((sB - dB) * alpha >> 8); + + *pixel = SDL_MapRGB(surface->format, dR, dG, dB); + } + } + break; + + case 2:{ /* Probably 15-bpp or 16-bpp */ + if (alpha == 255) { + *((Uint16 *) surface->pixels + y * surface->pitch / 2 + x) = color; + } else { + Uint16 *pixel = (Uint16 *) surface->pixels + y * surface->pitch / 2 + x; + Uint32 dc = *pixel; + + R = ((dc & Rmask) + (((color & Rmask) - (dc & Rmask)) * alpha >> 8)) & Rmask; + G = ((dc & Gmask) + (((color & Gmask) - (dc & Gmask)) * alpha >> 8)) & Gmask; + B = ((dc & Bmask) + (((color & Bmask) - (dc & Bmask)) * alpha >> 8)) & Bmask; + if (Amask) + A = ((dc & Amask) + (((color & Amask) - (dc & Amask)) * alpha >> 8)) & Amask; + + *pixel = R | G | B | A; + } + } + break; + + case 3:{ /* Slow 24-bpp mode, usually not used */ + Uint8 *pix = (Uint8 *) surface->pixels + y * surface->pitch + x * 3; + Uint8 rshift8 = surface->format->Rshift / 8; + Uint8 gshift8 = surface->format->Gshift / 8; + Uint8 bshift8 = surface->format->Bshift / 8; + Uint8 ashift8 = surface->format->Ashift / 8; + + + if (alpha == 255) { + *(pix + rshift8) = color >> surface->format->Rshift; + *(pix + gshift8) = color >> surface->format->Gshift; + *(pix + bshift8) = color >> surface->format->Bshift; + *(pix + ashift8) = color >> surface->format->Ashift; + } else { + Uint8 dR, dG, dB, dA = 0; + Uint8 sR, sG, sB, sA = 0; + + pix = (Uint8 *) surface->pixels + y * surface->pitch + x * 3; + + dR = *((pix) + rshift8); + dG = *((pix) + gshift8); + dB = *((pix) + bshift8); + dA = *((pix) + ashift8); + + sR = (color >> surface->format->Rshift) & 0xff; + sG = (color >> surface->format->Gshift) & 0xff; + sB = (color >> surface->format->Bshift) & 0xff; + sA = (color >> surface->format->Ashift) & 0xff; + + dR = dR + ((sR - dR) * alpha >> 8); + dG = dG + ((sG - dG) * alpha >> 8); + dB = dB + ((sB - dB) * alpha >> 8); + dA = dA + ((sA - dA) * alpha >> 8); + + *((pix) + rshift8) = dR; + *((pix) + gshift8) = dG; + *((pix) + bshift8) = dB; + *((pix) + ashift8) = dA; + } + } + break; + + case 4:{ /* Probably 32-bpp */ + if (alpha == 255) { + *((Uint32 *) surface->pixels + y * surface->pitch / 4 + x) = color; + } else { + Uint32 *pixel = (Uint32 *) surface->pixels + y * surface->pitch / 4 + x; + Uint32 dc = *pixel; + + R = ((dc & Rmask) + (((color & Rmask) - (dc & Rmask)) * alpha >> 8)) & Rmask; + G = ((dc & Gmask) + (((color & Gmask) - (dc & Gmask)) * alpha >> 8)) & Gmask; + B = ((dc & Bmask) + (((color & Bmask) - (dc & Bmask)) * alpha >> 8)) & Bmask; + if (Amask) + A = ((dc & Amask) + (((color & Amask) - (dc & Amask)) * alpha >> 8)) & Amask; + + *pixel = R | G | B | A; + } + } + break; + } + } + + return (0); +} + +/* ----- Pixel - pixel draw with blending enabled if a<255 */ + +int pixelColor(SDL_Surface * dst, Sint16 x, Sint16 y, Uint32 color) +{ + Uint8 alpha; + Uint32 mcolor; + int result = 0; + + /* + * Lock the surface + */ + if (SDL_MUSTLOCK(dst)) { + if (SDL_LockSurface(dst) < 0) { + return (-1); + } + } + + /* + * Setup color + */ + alpha = color & 0x000000ff; + mcolor = + SDL_MapRGBA(dst->format, (color & 0xff000000) >> 24, + (color & 0x00ff0000) >> 16, (color & 0x0000ff00) >> 8, alpha); + + /* + * Draw + */ + result = _putPixelAlpha(dst, x, y, mcolor, alpha); + + /* + * Unlock the surface + */ + if (SDL_MUSTLOCK(dst)) { + SDL_UnlockSurface(dst); + } + + return (result); +} + +int pixelColorNolock(SDL_Surface * dst, Sint16 x, Sint16 y, Uint32 color) +{ + Uint8 alpha; + Uint32 mcolor; + int result = 0; + + /* + * Setup color + */ + alpha = color & 0x000000ff; + mcolor = + SDL_MapRGBA(dst->format, (color & 0xff000000) >> 24, + (color & 0x00ff0000) >> 16, (color & 0x0000ff00) >> 8, alpha); + + /* + * Draw + */ + result = _putPixelAlpha(dst, x, y, mcolor, alpha); + + return (result); +} + + +/* Filled rectangle with alpha blending, color in destination format */ + +int _filledRectAlpha(SDL_Surface * surface, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint32 color, Uint8 alpha) +{ + Uint32 Rmask = surface->format->Rmask, Gmask = + surface->format->Gmask, Bmask = surface->format->Bmask, Amask = surface->format->Amask; + Uint32 R, G, B, A = 0; + Sint16 x, y; + + switch (surface->format->BytesPerPixel) { + case 1:{ /* Assuming 8-bpp */ + Uint8 *row, *pixel; + Uint8 dR, dG, dB; + + Uint8 sR = surface->format->palette->colors[color].r; + Uint8 sG = surface->format->palette->colors[color].g; + Uint8 sB = surface->format->palette->colors[color].b; + + for (y = y1; y <= y2; y++) { + row = (Uint8 *) surface->pixels + y * surface->pitch; + for (x = x1; x <= x2; x++) { + pixel = row + x; + + dR = surface->format->palette->colors[*pixel].r; + dG = surface->format->palette->colors[*pixel].g; + dB = surface->format->palette->colors[*pixel].b; + + dR = dR + ((sR - dR) * alpha >> 8); + dG = dG + ((sG - dG) * alpha >> 8); + dB = dB + ((sB - dB) * alpha >> 8); + + *pixel = SDL_MapRGB(surface->format, dR, dG, dB); + } + } + } + break; + + case 2:{ /* Probably 15-bpp or 16-bpp */ + Uint16 *row, *pixel; + Uint32 dR = (color & Rmask), dG = (color & Gmask), dB = (color & Bmask), dA = (color & Amask); + + for (y = y1; y <= y2; y++) { + row = (Uint16 *) surface->pixels + y * surface->pitch / 2; + for (x = x1; x <= x2; x++) { + pixel = row + x; + + R = ((*pixel & Rmask) + ((dR - (*pixel & Rmask)) * alpha >> 8)) & Rmask; + G = ((*pixel & Gmask) + ((dG - (*pixel & Gmask)) * alpha >> 8)) & Gmask; + B = ((*pixel & Bmask) + ((dB - (*pixel & Bmask)) * alpha >> 8)) & Bmask; + if (Amask) + A = ((*pixel & Amask) + ((dA - (*pixel & Amask)) * alpha >> 8)) & Amask; + + *pixel = R | G | B | A; + } + } + } + break; + + case 3:{ /* Slow 24-bpp mode, usually not used */ + Uint8 *row, *pix; + Uint8 dR, dG, dB, dA; + Uint8 rshift8 = surface->format->Rshift / 8; + Uint8 gshift8 = surface->format->Gshift / 8; + Uint8 bshift8 = surface->format->Bshift / 8; + Uint8 ashift8 = surface->format->Ashift / 8; + + Uint8 sR = (color >> surface->format->Rshift) & 0xff; + Uint8 sG = (color >> surface->format->Gshift) & 0xff; + Uint8 sB = (color >> surface->format->Bshift) & 0xff; + Uint8 sA = (color >> surface->format->Ashift) & 0xff; + + for (y = y1; y <= y2; y++) { + row = (Uint8 *) surface->pixels + y * surface->pitch; + for (x = x1; x <= x2; x++) { + pix = row + x * 3; + + dR = *((pix) + rshift8); + dG = *((pix) + gshift8); + dB = *((pix) + bshift8); + dA = *((pix) + ashift8); + + dR = dR + ((sR - dR) * alpha >> 8); + dG = dG + ((sG - dG) * alpha >> 8); + dB = dB + ((sB - dB) * alpha >> 8); + dA = dA + ((sA - dA) * alpha >> 8); + + *((pix) + rshift8) = dR; + *((pix) + gshift8) = dG; + *((pix) + bshift8) = dB; + *((pix) + ashift8) = dA; + } + } + + } + break; + + case 4:{ /* Probably 32-bpp */ + Uint32 *row, *pixel; + Uint32 dR = (color & Rmask), dG = (color & Gmask), dB = (color & Bmask), dA = (color & Amask); + + for (y = y1; y <= y2; y++) { + row = (Uint32 *) surface->pixels + y * surface->pitch / 4; + for (x = x1; x <= x2; x++) { + pixel = row + x; + + R = ((*pixel & Rmask) + ((dR - (*pixel & Rmask)) * alpha >> 8)) & Rmask; + G = ((*pixel & Gmask) + ((dG - (*pixel & Gmask)) * alpha >> 8)) & Gmask; + B = ((*pixel & Bmask) + ((dB - (*pixel & Bmask)) * alpha >> 8)) & Bmask; + if (Amask) + A = ((*pixel & Amask) + ((dA - (*pixel & Amask)) * alpha >> 8)) & Amask; + + *pixel = R | G | B | A; + } + } + } + break; + } + + return (0); +} + +/* Draw rectangle with alpha enabled from RGBA color. */ + +int filledRectAlpha(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint32 color) +{ + Uint8 alpha; + Uint32 mcolor; + int result = 0; + + /* + * Lock the surface + */ + if (SDL_MUSTLOCK(dst)) { + if (SDL_LockSurface(dst) < 0) { + return (-1); + } + } + + /* + * Setup color + */ + alpha = color & 0x000000ff; + mcolor = + SDL_MapRGBA(dst->format, (color & 0xff000000) >> 24, + (color & 0x00ff0000) >> 16, (color & 0x0000ff00) >> 8, alpha); + + /* + * Draw + */ + result = _filledRectAlpha(dst, x1, y1, x2, y2, mcolor, alpha); + + /* + * Unlock the surface + */ + if (SDL_MUSTLOCK(dst)) { + SDL_UnlockSurface(dst); + } + + return (result); +} + +/* Draw horizontal line with alpha enabled from RGBA color */ + +int HLineAlpha(SDL_Surface * dst, Sint16 x1, Sint16 x2, Sint16 y, Uint32 color) +{ + return (filledRectAlpha(dst, x1, y, x2, y, color)); +} + + +/* Draw vertical line with alpha enabled from RGBA color */ + +int VLineAlpha(SDL_Surface * dst, Sint16 x, Sint16 y1, Sint16 y2, Uint32 color) +{ + return (filledRectAlpha(dst, x, y1, x, y2, color)); +} + + +/* Pixel - using alpha weight on color for AA-drawing */ + +int pixelColorWeight(SDL_Surface * dst, Sint16 x, Sint16 y, Uint32 color, Uint32 weight) +{ + Uint32 a; + + /* + * Get alpha + */ + a = (color & (Uint32) 0x000000ff); + + /* + * Modify Alpha by weight + */ + a = ((a * weight) >> 8); + + return (pixelColor(dst, x, y, (color & (Uint32) 0xffffff00) | (Uint32) a)); +} + +/* Pixel - using alpha weight on color for AA-drawing - no locking */ + +int pixelColorWeightNolock(SDL_Surface * dst, Sint16 x, Sint16 y, Uint32 color, Uint32 weight) +{ + Uint32 a; + + /* + * Get alpha + */ + a = (color & (Uint32) 0x000000ff); + + /* + * Modify Alpha by weight + */ + a = ((a * weight) >> 8); + + return (pixelColorNolock(dst, x, y, (color & (Uint32) 0xffffff00) | (Uint32) a)); +} + +int pixelRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, Uint8 r, Uint8 g, Uint8 b, Uint8 a) +{ + Uint32 color; + + /* + * Check Alpha + */ + if (a == 255) { + /* + * No alpha blending required + */ + /* + * Setup color + */ + color = SDL_MapRGBA(dst->format, r, g, b, a); + /* + * Draw + */ + return (fastPixelColor(dst, x, y, color)); + } else { + /* + * Alpha blending required + */ + /* + * Draw + */ + return (pixelColor(dst, x, y, ((Uint32) r << 24) | ((Uint32) g << 16) | ((Uint32) b << 8) | (Uint32) a)); + } +} + +/* ----- Horizontal line */ + +/* Just store color including alpha, no blending */ + +int hlineColorStore(SDL_Surface * dst, Sint16 x1, Sint16 x2, Sint16 y, Uint32 color) +{ + Sint16 left, right, top, bottom; + Uint8 *pixel, *pixellast; + int dx; + int pixx, pixy; + Sint16 w; + Sint16 xtmp; + int result = -1; + + /* + * Get clipping boundary + */ + left = dst->clip_rect.x; + right = dst->clip_rect.x + dst->clip_rect.w - 1; + top = dst->clip_rect.y; + bottom = dst->clip_rect.y + dst->clip_rect.h - 1; + + /* + * Check visibility of hline + */ + if ((x1<left) && (x2<left)) { + return(0); + } + if ((x1>right) && (x2>right)) { + return(0); + } + if ((y<top) || (y>bottom)) { + return (0); + } + + /* + * Clip x + */ + if (x1 < left) { + x1 = left; + } + if (x2 > right) { + x2 = right; + } + + /* + * Swap x1, x2 if required + */ + if (x1 > x2) { + xtmp = x1; + x1 = x2; + x2 = xtmp; + } + + /* + * Calculate width + */ + w = x2 - x1; + + /* + * Sanity check on width + */ + if (w < 0) { + return (0); + } + + /* + * Lock surface + */ + SDL_LockSurface(dst); + + /* + * More variable setup + */ + dx = w; + pixx = dst->format->BytesPerPixel; + pixy = dst->pitch; + pixel = ((Uint8 *) dst->pixels) + pixx * (int) x1 + pixy * (int) y; + + /* + * Draw + */ + switch (dst->format->BytesPerPixel) { + case 1: + memset(pixel, color, dx); + break; + case 2: + pixellast = pixel + dx + dx; + for (; pixel <= pixellast; pixel += pixx) { + *(Uint16 *) pixel = color; + } + break; + case 3: + pixellast = pixel + dx + dx + dx; + for (; pixel <= pixellast; pixel += pixx) { + if (SDL_BYTEORDER == SDL_BIG_ENDIAN) { + pixel[0] = (color >> 16) & 0xff; + pixel[1] = (color >> 8) & 0xff; + pixel[2] = color & 0xff; + } else { + pixel[0] = color & 0xff; + pixel[1] = (color >> 8) & 0xff; + pixel[2] = (color >> 16) & 0xff; + } + } + break; + default: /* case 4 */ + dx = dx + dx; + pixellast = pixel + dx + dx; + for (; pixel <= pixellast; pixel += pixx) { + *(Uint32 *) pixel = color; + } + break; + } + + /* + * Unlock surface + */ + SDL_UnlockSurface(dst); + + /* + * Set result code + */ + result = 0; + + return (result); +} + +int hlineRGBAStore(SDL_Surface * dst, Sint16 x1, Sint16 x2, Sint16 y, Uint8 r, Uint8 g, Uint8 b, Uint8 a) +{ + /* + * Draw + */ + return (hlineColorStore(dst, x1, x2, y, ((Uint32) r << 24) | ((Uint32) g << 16) | ((Uint32) b << 8) | (Uint32) a)); +} + +int hlineColor(SDL_Surface * dst, Sint16 x1, Sint16 x2, Sint16 y, Uint32 color) +{ + Sint16 left, right, top, bottom; + Uint8 *pixel, *pixellast; + int dx; + int pixx, pixy; + Sint16 w; + Sint16 xtmp; + int result = -1; + Uint8 *colorptr; + + /* + * Get clipping boundary + */ + left = dst->clip_rect.x; + right = dst->clip_rect.x + dst->clip_rect.w - 1; + top = dst->clip_rect.y; + bottom = dst->clip_rect.y + dst->clip_rect.h - 1; + + /* + * Check visibility of hline + */ + if ((x1<left) && (x2<left)) { + return(0); + } + if ((x1>right) && (x2>right)) { + return(0); + } + if ((y<top) || (y>bottom)) { + return (0); + } + + /* + * Clip x + */ + if (x1 < left) { + x1 = left; + } + if (x2 > right) { + x2 = right; + } + + /* + * Swap x1, x2 if required + */ + if (x1 > x2) { + xtmp = x1; + x1 = x2; + x2 = xtmp; + } + + /* + * Calculate width + */ + w = x2 - x1; + + /* + * Sanity check on width + */ + if (w < 0) { + return (0); + } + + /* + * Alpha check + */ + if ((color & 255) == 255) { + + /* + * No alpha-blending required + */ + + /* + * Setup color + */ + colorptr = (Uint8 *) & color; + if (SDL_BYTEORDER == SDL_BIG_ENDIAN) { + color = SDL_MapRGBA(dst->format, colorptr[0], colorptr[1], colorptr[2], colorptr[3]); + } else { + color = SDL_MapRGBA(dst->format, colorptr[3], colorptr[2], colorptr[1], colorptr[0]); + } + + /* + * Lock surface + */ + SDL_LockSurface(dst); + + /* + * More variable setup + */ + dx = w; + pixx = dst->format->BytesPerPixel; + pixy = dst->pitch; + pixel = ((Uint8 *) dst->pixels) + pixx * (int) x1 + pixy * (int) y; + + /* + * Draw + */ + switch (dst->format->BytesPerPixel) { + case 1: + memset(pixel, color, dx); + break; + case 2: + pixellast = pixel + dx + dx; + for (; pixel <= pixellast; pixel += pixx) { + *(Uint16 *) pixel = color; + } + break; + case 3: + pixellast = pixel + dx + dx + dx; + for (; pixel <= pixellast; pixel += pixx) { + if (SDL_BYTEORDER == SDL_BIG_ENDIAN) { + pixel[0] = (color >> 16) & 0xff; + pixel[1] = (color >> 8) & 0xff; + pixel[2] = color & 0xff; + } else { + pixel[0] = color & 0xff; + pixel[1] = (color >> 8) & 0xff; + pixel[2] = (color >> 16) & 0xff; + } + } + break; + default: /* case 4 */ + dx = dx + dx; + pixellast = pixel + dx + dx; + for (; pixel <= pixellast; pixel += pixx) { + *(Uint32 *) pixel = color; + } + break; + } + + /* + * Unlock surface + */ + SDL_UnlockSurface(dst); + + /* + * Set result code + */ + result = 0; + + } else { + + /* + * Alpha blending blit + */ + + result = HLineAlpha(dst, x1, x1 + w, y, color); + + } + + return (result); +} + +int hlineRGBA(SDL_Surface * dst, Sint16 x1, Sint16 x2, Sint16 y, Uint8 r, Uint8 g, Uint8 b, Uint8 a) +{ + /* + * Draw + */ + return (hlineColor(dst, x1, x2, y, ((Uint32) r << 24) | ((Uint32) g << 16) | ((Uint32) b << 8) | (Uint32) a)); +} + +/* ----- Vertical line */ + +int vlineColor(SDL_Surface * dst, Sint16 x, Sint16 y1, Sint16 y2, Uint32 color) +{ + Sint16 left, right, top, bottom; + Uint8 *pixel, *pixellast; + int dy; + int pixx, pixy; + Sint16 h; + Sint16 ytmp; + int result = -1; + Uint8 *colorptr; + + /* + * Get clipping boundary + */ + left = dst->clip_rect.x; + right = dst->clip_rect.x + dst->clip_rect.w - 1; + top = dst->clip_rect.y; + bottom = dst->clip_rect.y + dst->clip_rect.h - 1; + + /* + * Check visibility of vline + */ + if ((x<left) || (x>right)) { + return (0); + } + if ((y1<top) && (y2<top)) { + return(0); + } + if ((y1>bottom) && (y2>bottom)) { + return(0); + } + + /* + * Clip y + */ + if (y1 < top) { + y1 = top; + } + if (y2 > bottom) { + y2 = bottom; + } + + /* + * Swap y1, y2 if required + */ + if (y1 > y2) { + ytmp = y1; + y1 = y2; + y2 = ytmp; + } + + /* + * Calculate height + */ + h = y2 - y1; + + /* + * Sanity check on height + */ + if (h < 0) { + return (0); + } + + /* + * Alpha check + */ + if ((color & 255) == 255) { + + /* + * No alpha-blending required + */ + + /* + * Setup color + */ + colorptr = (Uint8 *) & color; + if (SDL_BYTEORDER == SDL_BIG_ENDIAN) { + color = SDL_MapRGBA(dst->format, colorptr[0], colorptr[1], colorptr[2], colorptr[3]); + } else { + color = SDL_MapRGBA(dst->format, colorptr[3], colorptr[2], colorptr[1], colorptr[0]); + } + + /* + * Lock surface + */ + SDL_LockSurface(dst); + + /* + * More variable setup + */ + dy = h; + pixx = dst->format->BytesPerPixel; + pixy = dst->pitch; + pixel = ((Uint8 *) dst->pixels) + pixx * (int) x + pixy * (int) y1; + pixellast = pixel + pixy * dy; + + /* + * Draw + */ + switch (dst->format->BytesPerPixel) { + case 1: + for (; pixel <= pixellast; pixel += pixy) { + *(Uint8 *) pixel = color; + } + break; + case 2: + for (; pixel <= pixellast; pixel += pixy) { + *(Uint16 *) pixel = color; + } + break; + case 3: + for (; pixel <= pixellast; pixel += pixy) { + if (SDL_BYTEORDER == SDL_BIG_ENDIAN) { + pixel[0] = (color >> 16) & 0xff; + pixel[1] = (color >> 8) & 0xff; + pixel[2] = color & 0xff; + } else { + pixel[0] = color & 0xff; + pixel[1] = (color >> 8) & 0xff; + pixel[2] = (color >> 16) & 0xff; + } + } + break; + default: /* case 4 */ + for (; pixel <= pixellast; pixel += pixy) { + *(Uint32 *) pixel = color; + } + break; + } + + /* + * Unlock surface + */ + SDL_UnlockSurface(dst); + + /* + * Set result code + */ + result = 0; + + } else { + + /* + * Alpha blending blit + */ + + result = VLineAlpha(dst, x, y1, y1 + h, color); + + } + + return (result); +} + +int vlineRGBA(SDL_Surface * dst, Sint16 x, Sint16 y1, Sint16 y2, Uint8 r, Uint8 g, Uint8 b, Uint8 a) +{ + /* + * Draw + */ + return (vlineColor(dst, x, y1, y2, ((Uint32) r << 24) | ((Uint32) g << 16) | ((Uint32) b << 8) | (Uint32) a)); +} + +/* ----- Rectangle */ + +int rectangleColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint32 color) +{ + int result; + Sint16 w, h, xtmp, ytmp; + + /* + * Swap x1, x2 if required + */ + if (x1 > x2) { + xtmp = x1; + x1 = x2; + x2 = xtmp; + } + + /* + * Swap y1, y2 if required + */ + if (y1 > y2) { + ytmp = y1; + y1 = y2; + y2 = ytmp; + } + + /* + * Calculate width&height + */ + w = x2 - x1; + h = y2 - y1; + + /* + * Sanity check + */ + if ((w < 0) || (h < 0)) { + return (0); + } + + /* + * Test for special cases of straight lines or single point + */ + if (x1 == x2) { + if (y1 == y2) { + return (pixelColor(dst, x1, y1, color)); + } else { + return (vlineColor(dst, x1, y1, y2, color)); + } + } else { + if (y1 == y2) { + return (hlineColor(dst, x1, x2, y1, color)); + } + } + + /* + * Draw rectangle + */ + result = 0; + result |= hlineColor(dst, x1, x2, y1, color); + result |= hlineColor(dst, x1, x2, y2, color); + y1 += 1; + y2 -= 1; + if (y1<=y2) { + result |= vlineColor(dst, x1, y1, y2, color); + result |= vlineColor(dst, x2, y1, y2, color); + } + return (result); + +} + +int rectangleRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint8 r, Uint8 g, Uint8 b, Uint8 a) +{ + /* + * Draw + */ + return (rectangleColor + (dst, x1, y1, x2, y2, ((Uint32) r << 24) | ((Uint32) g << 16) | ((Uint32) b << 8) | (Uint32) a)); +} + +/* --------- Clipping routines for line */ + +/* Clipping based heavily on code from */ +/* http://www.ncsa.uiuc.edu/Vis/Graphics/src/clipCohSuth.c */ + +#define CLIP_LEFT_EDGE 0x1 +#define CLIP_RIGHT_EDGE 0x2 +#define CLIP_BOTTOM_EDGE 0x4 +#define CLIP_TOP_EDGE 0x8 +#define CLIP_INSIDE(a) (!a) +#define CLIP_REJECT(a,b) (a&b) +#define CLIP_ACCEPT(a,b) (!(a|b)) + +static int clipEncode(Sint16 x, Sint16 y, Sint16 left, Sint16 top, Sint16 right, Sint16 bottom) +{ + int code = 0; + + if (x < left) { + code |= CLIP_LEFT_EDGE; + } else if (x > right) { + code |= CLIP_RIGHT_EDGE; + } + if (y < top) { + code |= CLIP_TOP_EDGE; + } else if (y > bottom) { + code |= CLIP_BOTTOM_EDGE; + } + return code; +} + +static int clipLine(SDL_Surface * dst, Sint16 * x1, Sint16 * y1, Sint16 * x2, Sint16 * y2) +{ + Sint16 left, right, top, bottom; + int code1, code2; + int draw = 0; + Sint16 swaptmp; + float m; + + /* + * Get clipping boundary + */ + left = dst->clip_rect.x; + right = dst->clip_rect.x + dst->clip_rect.w - 1; + top = dst->clip_rect.y; + bottom = dst->clip_rect.y + dst->clip_rect.h - 1; + + while (1) { + code1 = clipEncode(*x1, *y1, left, top, right, bottom); + code2 = clipEncode(*x2, *y2, left, top, right, bottom); + if (CLIP_ACCEPT(code1, code2)) { + draw = 1; + break; + } else if (CLIP_REJECT(code1, code2)) + break; + else { + if (CLIP_INSIDE(code1)) { + swaptmp = *x2; + *x2 = *x1; + *x1 = swaptmp; + swaptmp = *y2; + *y2 = *y1; + *y1 = swaptmp; + swaptmp = code2; + code2 = code1; + code1 = swaptmp; + } + if (*x2 != *x1) { + m = (*y2 - *y1) / (float) (*x2 - *x1); + } else { + m = 1.0f; + } + if (code1 & CLIP_LEFT_EDGE) { + *y1 += (Sint16) ((left - *x1) * m); + *x1 = left; + } else if (code1 & CLIP_RIGHT_EDGE) { + *y1 += (Sint16) ((right - *x1) * m); + *x1 = right; + } else if (code1 & CLIP_BOTTOM_EDGE) { + if (*x2 != *x1) { + *x1 += (Sint16) ((bottom - *y1) / m); + } + *y1 = bottom; + } else if (code1 & CLIP_TOP_EDGE) { + if (*x2 != *x1) { + *x1 += (Sint16) ((top - *y1) / m); + } + *y1 = top; + } + } + } + + return draw; +} + +/* ----- Filled rectangle (Box) */ + +int boxColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint32 color) +{ + Sint16 left, right, top, bottom; + Uint8 *pixel, *pixellast; + int x, dx; + int dy; + int pixx, pixy; + Sint16 w, h, tmp; + int result; + Uint8 *colorptr; + + /* + * Get clipping boundary + */ + left = dst->clip_rect.x; + right = dst->clip_rect.x + dst->clip_rect.w - 1; + top = dst->clip_rect.y; + bottom = dst->clip_rect.y + dst->clip_rect.h - 1; + + /* Check visibility */ + if ((x1<left) && (x2<left)) { + return(0); + } + if ((x1>right) && (x2>right)) { + return(0); + } + if ((y1<top) && (y2<top)) { + return(0); + } + if ((y1>bottom) && (y2>bottom)) { + return(0); + } + + /* Clip all points */ + if (x1<left) { + x1=left; + } else if (x1>right) { + x1=right; + } + if (x2<left) { + x2=left; + } else if (x2>right) { + x2=right; + } + if (y1<top) { + y1=top; + } else if (y1>bottom) { + y1=bottom; + } + if (y2<top) { + y2=top; + } else if (y2>bottom) { + y2=bottom; + } + + /* + * Order coordinates + */ + if (x1 > x2) { + tmp = x1; + x1 = x2; + x2 = tmp; + } + if (y1 > y2) { + tmp = y1; + y1 = y2; + y2 = tmp; + } + + /* + * Test for special cases of straight line or single point + */ + if (x1 == x2) { + if (y1 == y2) { + return (pixelColor(dst, x1, y1, color)); + } else { + return (vlineColor(dst, x1, y1, y2, color)); + } + } + if (y1 == y2) { + return (hlineColor(dst, x1, x2, y1, color)); + } + + + /* + * Calculate width&height + */ + w = x2 - x1; + h = y2 - y1; + + /* + * Alpha check + */ + if ((color & 255) == 255) { + + /* + * No alpha-blending required + */ + + /* + * Setup color + */ + colorptr = (Uint8 *) & color; + if (SDL_BYTEORDER == SDL_BIG_ENDIAN) { + color = SDL_MapRGBA(dst->format, colorptr[0], colorptr[1], colorptr[2], colorptr[3]); + } else { + color = SDL_MapRGBA(dst->format, colorptr[3], colorptr[2], colorptr[1], colorptr[0]); + } + + /* + * Lock surface + */ + SDL_LockSurface(dst); + + /* + * More variable setup + */ + dx = w; + dy = h; + pixx = dst->format->BytesPerPixel; + pixy = dst->pitch; + pixel = ((Uint8 *) dst->pixels) + pixx * (int) x1 + pixy * (int) y1; + pixellast = pixel + pixx * dx + pixy * dy; + dx++; + + /* + * Draw + */ + switch (dst->format->BytesPerPixel) { + case 1: + for (; pixel <= pixellast; pixel += pixy) { + memset(pixel, (Uint8) color, dx); + } + break; + case 2: + pixy -= (pixx * dx); + for (; pixel <= pixellast; pixel += pixy) { + for (x = 0; x < dx; x++) { + *(Uint16 *) pixel = color; + pixel += pixx; + } + } + break; + case 3: + pixy -= (pixx * dx); + for (; pixel <= pixellast; pixel += pixy) { + for (x = 0; x < dx; x++) { + if (SDL_BYTEORDER == SDL_BIG_ENDIAN) { + pixel[0] = (color >> 16) & 0xff; + pixel[1] = (color >> 8) & 0xff; + pixel[2] = color & 0xff; + } else { + pixel[0] = color & 0xff; + pixel[1] = (color >> 8) & 0xff; + pixel[2] = (color >> 16) & 0xff; + } + pixel += pixx; + } + } + break; + default: /* case 4 */ + pixy -= (pixx * dx); + for (; pixel <= pixellast; pixel += pixy) { + for (x = 0; x < dx; x++) { + *(Uint32 *) pixel = color; + pixel += pixx; + } + } + break; + } + + /* + * Unlock surface + */ + SDL_UnlockSurface(dst); + + result = 0; + + } else { + + result = filledRectAlpha(dst, x1, y1, x1 + w, y1 + h, color); + + } + + return (result); +} + +int boxRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint8 r, Uint8 g, Uint8 b, Uint8 a) +{ + /* + * Draw + */ + return (boxColor(dst, x1, y1, x2, y2, ((Uint32) r << 24) | ((Uint32) g << 16) | ((Uint32) b << 8) | (Uint32) a)); +} + +/* ----- Line */ + +/* Non-alpha line drawing code adapted from routine */ +/* by Pete Shinners, pe...@sh... */ +/* Originally from pygame, http://pygame.seul.org */ + +#define ABS(a) (((a)<0) ? -(a) : (a)) + +int lineColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint32 color) +{ + int pixx, pixy; + int x, y; + int dx, dy; + int ax, ay; + int sx, sy; + int swaptmp; + Uint8 *pixel; + Uint8 *colorptr; + + /* + * Clip line and test if we h... 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