tests/blittest.c

   1 #include "../palpic.h"
   2 #include <assert.h>
   3
   4 #include <SDL/SDL.h>
   5 #pragma RcB2 LINK "-lSDL"
   6 #include "../sdl_rgb.h"
   7 #include "../vec2f.h"
   8 #define VMODE_W 320
   9 #define VMODE_H 240
  10
  11 #define SCALE 2
  12
  13 SDL_Surface *surface;
  14 struct vo_desc video;
  15 #include "../sprites/map_urban.c"
  16 const struct palpic *sprite = &map_urban.header;
  17
  18 static void init_video() {
  19         SDL_Init(SDL_INIT_VIDEO);
  20         surface = SDL_SetVideoMode(VMODE_W, VMODE_H, 32, SDL_RESIZABLE | SDL_HWPALETTE);
  21         video.mem = surface->pixels;
  22         video.pitch = surface->pitch;
  23         video.width = VMODE_W;
  24         video.height = VMODE_H;
  25 }
  26
  27 static void update_screen() {
  28         SDL_UpdateRect(surface, 0, 0, VMODE_W, VMODE_H);
  29 }
  30
  31 static void clear() {
  32         uint_fast16_t x, w = VMODE_W;
  33         uint_fast16_t y, h = VMODE_H;
  34         sdl_rgb_t *pix, *ptr = pix = (sdl_rgb_t*) surface->pixels;
  35         uint_fast32_t pitch = surface->pitch / 4, inc = pitch - VMODE_W;
  36         for(y=0;y<h;y++) {
  37                 for(x=0;x<w;x++) *ptr++ = SRGB(0,0,0);
  38                 ptr+=inc;
  39         }
  40 }
  41
  42 static void draw() {
  43         clear();
  44         blit_sprite(315,240-16, &video, SCALE, sprite, 35*5, 0);
  45         update_screen();
  46         SDL_Delay(20);
  47 }
  48
  49 int main() {
  50         init_video();
  51         while(1) draw();
  52 }