SDL v1.2 >> C/C++
Pie
int pieColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad, Sint16 start, Sint16 end, Uint32 color); int pieRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad, Sint16 start, Sint16 end, Uint8 r, Uint8 g, Uint8 b, Uint8 a); int filledPieColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad, Sint16 start, Sint16 end, Uint32 color); int filledPieRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad, Sint16 start, Sint16 end, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
main.c
#include <stdio.h> #include <stdlib.h> #include <SDL.h> #include <SDL_gfxPrimitives.h> int main(int argc, char **argv) { SDL_Surface *screen = NULL; SDL_Init(SDL_INIT_VIDEO); screen = SDL_SetVideoMode(320, 240, 16, SDL_HWSURFACE); pieRGBA(screen, 100, 100, 30, 0, 90, 0xff, 0x00, 0x00, 0xff); filledPieRGBA(screen, 150, 100, 30, 0, 45, 0x00, 0xff, 0x00, 0xff); SDL_Flip(screen); SDL_Delay(3000); SDL_Quit(); return 0; }
編譯、執行
$ gcc main.c -o main -lSDL -lSDL_gfx -I/usr/include/SDL $ ./main