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Add SDL Demo to sources

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git-svn-id: svn://kolibrios.org@6382 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
ashmew2 2016-03-27 02:12:34 +00:00
parent ec0880352a
commit b36d7e5a1c
1 changed files with 92 additions and 0 deletions
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programs/demos/SDL/SDLTest.c Normal file
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/* Instructions to compile this file with newlib (Assuming you have set up environment
kos32-gcc -c -I/home/bob/kolibrios/contrib/sdk/sources/newlib/libc/include -I/home/bob/kolibrios/contrib/sdk/sources/libpng/ -I/home/bob/kolibrios/contrib/sdk/sources/zlib -I/home/bob/kolibrios/contrib/sdk/sources/freetype/include -I/home/bob/kolibrios/contrib/sdk/sources/freetype/include -I/home/bob/kolibrios/contrib/sdk/sources/SDL-1.2.2/include/ -std=c99 -D_KOLIBRIOS -Dnskolibrios -g -Wundef -U_Win32 -U_WIN32 -U__MINGW32__ SDLTest.c
kos32-ld SDLTest.o -T/home/bob/kolibrios/contrib/sdk/sources/newlib/libc/app.lds -nostdlib -static --image-base 0 -lgcc -L/home/autobuild/tools/win32/mingw32/lib /home/autobuild/tools/win32/lib/libdll.a /home/autobuild/tools/win32/lib/libapp.a /home/autobuild/tools/win32/lib/libSDL.a /home/autobuild/tools/win32/lib/libc.dll.a -static -o sdltest
objcopy -O binary sdltest
Now sdltest is your binary to run on Kolibri for SDL Demo.
/*
#include <stdio.h>
#include <SDL.h>
#define WIDTH 640
#define HEIGHT 480
#define BPP 4
#define DEPTH 32
void setpixel(SDL_Surface *screen, int x, int y, Uint8 r, Uint8 g, Uint8 b)
{
Uint32 *pixmem32;
Uint32 colour;
colour = SDL_MapRGB( screen->format, r, g, b );
pixmem32 = (Uint32*) screen->pixels + y + x;
*pixmem32 = colour;
}
void DrawScreen(SDL_Surface* screen, int h)
{
int x, y, ytimesw;
if(SDL_MUSTLOCK(screen))
{
if(SDL_LockSurface(screen) < 0) return;
}
for(y = 0; y < screen->h; y++ )
{
ytimesw = y*screen->pitch/BPP;
for( x = 0; x < screen->w; x++ )
{
setpixel(screen, x, ytimesw, (x*x)/256+3*y+h, (y*y)/256+x+h, h);
}
}
if(SDL_MUSTLOCK(screen)) SDL_UnlockSurface(screen);
SDL_Flip(screen);
}
int main(int argc, char* argv[])
{
SDL_Surface *screen;
SDL_Event event;
int keypress = 0;
int h=0;
if (SDL_Init(SDL_INIT_VIDEO) < 0 ) return 1;
if (!(screen = SDL_SetVideoMode(WIDTH, HEIGHT, DEPTH, SDL_FULLSCREEN|SDL_HWSURFACE)))
{
SDL_Quit();
return 1;
}
while(!keypress)
{
DrawScreen(screen,h++);
while(SDL_PollEvent(&event))
{
switch (event.type)
{
case SDL_QUIT:
keypress = 1;
break;
case SDL_KEYDOWN:
keypress = 1;
break;
}
}
}
SDL_Quit();
return 0;
}