62 строки
1.7 KiB
C
62 строки
1.7 KiB
C
#include "SDL/SDL.h"
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#include "SDL/SDL_image.h"
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#include "SDL/SDL_rotozoom.h"
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#ifdef __EMSCRIPTEN__
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#include "emscripten.h"
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#endif
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const int numSprites = 9;
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SDL_Surface *screen;
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SDL_Surface *sprite[numSprites];
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void mainloop() {
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int i;
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int row = 0;
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SDL_Rect rect = { 0, 0, 100, 100 };
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for (i = 0; i < numSprites; i++) {
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rect.x = i & 1 ? 200 : 0;
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rect.y = row * 200;
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row += i & 1;
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SDL_BlitSurface(sprite[i], 0, screen, &rect);
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SDL_UpdateRect(screen, 0, 0, 0, 0);
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}
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}
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int main(int argc, char **argv) {
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SDL_Init(SDL_INIT_VIDEO);
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const int width = 400;
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const int height = 200 * (numSprites + 1) / 2;
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screen = SDL_SetVideoMode(width, height, 32, SDL_SWSURFACE);
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SDL_Rect rect = { 0, 0, width, height };
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SDL_FillRect(screen, &rect, SDL_MapRGBA(screen->format, 0, 0, 0, 0xff));
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sprite[0] = IMG_Load("screenshot.png");
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sprite[1] = SDL_CreateRGBSurface(SDL_SWSURFACE, 100, 100, 32, 0xFF000000, 0xFF0000, 0xFF00, 0xFF);
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SDL_FillRect(sprite[1], 0, 0xA0A0A0A0);
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sprite[2] = zoomSurface(sprite[0], 0.5, 0.5, SMOOTHING_ON);
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sprite[3] = zoomSurface(sprite[1], 0.5, 0.5, SMOOTHING_ON);
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sprite[4] = rotozoomSurface(sprite[0], -20, 0.3, SMOOTHING_ON);
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sprite[5] = rotozoomSurface(sprite[1], 20, 1, SMOOTHING_ON);
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sprite[6] = zoomSurface(sprite[0], -0.5, 0.5, SMOOTHING_ON);
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sprite[7] = zoomSurface(sprite[0], -0.5, -0.5, SMOOTHING_ON);
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sprite[8] = rotozoomSurface(sprite[1], 0, 0.5, SMOOTHING_ON);
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mainloop();
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#ifndef __EMSCRIPTEN__
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SDL_Event evt;
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SDL_SaveBMP(screen, "native_output.bmp");
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while (1) {
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if (SDL_PollEvent(&evt) != 0 && evt.type == SDL_QUIT) break;
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//mainloop();
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SDL_Delay(33);
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}
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#endif
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SDL_Quit();
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return 1;
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}
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