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Add working !newlib! sample for SDL

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git-svn-id: svn://kolibrios.org@8202 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
maxcodehack 2020-11-16 16:42:03 +00:00
parent af6dd16464
commit 8927c7de25
4 changed files with 230 additions and 84 deletions
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2
programs/demos/SDL/Makefile
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@ -13,7 +13,7 @@ default: SDL-demo
SDL-demo: $(OBJECTS) Makefile
$(CC) $(CFLAGS) $(INCLUDES) -o SDLTest.o SDLTest.c
$(LD) $(LDFLAGS) $(LIBPATH) --subsystem native -o SDLTest SDLTest.o -lgcc -lSDL -lc.dll -lc_ -lsound # -lc_ is a menuetlibc libc, not newlib. Write you lib name
$(LD) $(LDFLAGS) $(LIBPATH) --subsystem native -o SDLTest SDLTest.o -lgcc -lSDL -lc.dll -lc -lc_ -lsound # -lc_ is a menuetlibc, -lc - newlib
kos32-strip -s SDLTest -o SDLTest
objcopy SDLTest -O binary
rm SDLTest.o

172
programs/demos/SDL/SDLTest.c
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@ -1,96 +1,138 @@
/* 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.
-- ashmew2
You can found Makefile
Makefile in this folder
-- maxcodehack
*/
/* Simple program: Test bitmap blits */
#include <stdio.h>
#include <SDL.h>
#include <stdlib.h>
#include <string.h>
#define WIDTH 640
#define HEIGHT 480
#define BPP 4
#define DEPTH 32
// We can use Newlib functions with Menuetlibc library SDL!
#include <kos32sys.h>
void setpixel(SDL_Surface *screen, int x, int y, Uint8 r, Uint8 g, Uint8 b)
#include "SDL.h"
#include "picture.xbm"
SDL_Surface *LoadXBM(SDL_Surface *screen, int w, int h, Uint8 *bits)
{
Uint32 *pixmem32;
Uint32 colour;
SDL_Surface *bitmap;
Uint8 *line;
colour = SDL_MapRGB( screen->format, r, g, b );
pixmem32 = (Uint32*) screen->pixels + y + x;
*pixmem32 = colour;
/* Allocate the bitmap */
bitmap = SDL_CreateRGBSurface(SDL_SWSURFACE, w, h, 1, 0, 0, 0, 0);
if ( bitmap == NULL ) {
fprintf(stderr, "Couldn't allocate bitmap: %s\n",
SDL_GetError());
return(NULL);
}
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);
/* Copy the pixels */
line = (Uint8 *)bitmap->pixels;
w = (w+7)/8;
while ( h-- ) {
memcpy(line, bits, w);
/* X11 Bitmap images have the bits reversed */
{ int i, j; Uint8 *buf, byte;
for ( buf=line, i=0; i<w; ++i, ++buf ) {
byte = *buf;
*buf = 0;
for ( j=7; j>=0; --j ) {
*buf |= (byte&0x01)<<j;
byte >>= 1;
}
}
if(SDL_MUSTLOCK(screen)) SDL_UnlockSurface(screen);
SDL_Flip(screen);
}
line += bitmap->pitch;
bits += w;
}
return(bitmap);
}
int main(int argc, char *argv[])
{
SDL_Surface *screen;
SDL_Surface *bitmap;
Uint8 video_bpp;
Uint32 videoflags;
Uint8 *buffer;
int i, done;
SDL_Event event;
int keypress = 0;
int h=0;
/* Initialize SDL */
if ( SDL_Init(SDL_INIT_VIDEO) < 0 ) {
fprintf(stderr, "Couldn't initialize SDL: %s\n",SDL_GetError());
exit(1);
}
atexit(SDL_Quit);
if (SDL_Init(SDL_INIT_VIDEO) < 0 ) return 1;
if (!(screen = SDL_SetVideoMode(WIDTH, HEIGHT, DEPTH, SDL_FULLSCREEN|SDL_HWSURFACE)))
{
SDL_Quit();
return 1;
video_bpp = 0;
videoflags = SDL_SWSURFACE;
/* Set 640x480 video mode */
if ( (screen=SDL_SetVideoMode(640,480,video_bpp,videoflags)) == NULL ) {
fprintf(stderr, "Couldn't set 640x480x%d video mode: %s\n",
video_bpp, SDL_GetError());
exit(2);
}
while(!keypress)
{
DrawScreen(screen,h++);
while(SDL_PollEvent(&event))
{
switch (event.type)
{
case SDL_QUIT:
keypress = 1;
/* Set the surface pixels and refresh! */
if ( SDL_LockSurface(screen) < 0 ) {
fprintf(stderr, "Couldn't lock the display surface: %s\n",
SDL_GetError());
exit(2);
}
buffer=(Uint8 *)screen->pixels;
for ( i=0; i<screen->h; ++i ) {
memset(buffer,(i*255)/screen->h, screen->pitch);
buffer += screen->pitch;
}
SDL_UnlockSurface(screen);
SDL_UpdateRect(screen, 0, 0, 0, 0);
/* Load the bitmap */
bitmap = LoadXBM(screen, picture_width, picture_height,
(Uint8 *)picture_bits);
if ( bitmap == NULL ) {
exit(1);
}
/* Wait for a keystroke */
done = 0;
while ( !done ) {
/* Check for events */
while ( SDL_PollEvent(&event) ) {
switch (event.type) {
case SDL_MOUSEBUTTONDOWN: {
SDL_Rect dst;
dst.x = event.button.x - bitmap->w/2;
dst.y = event.button.y - bitmap->h/2;
dst.w = bitmap->w;
dst.h = bitmap->h;
SDL_BlitSurface(bitmap, NULL,
screen, &dst);
SDL_UpdateRects(screen,1,&dst);
}
break;
case SDL_KEYDOWN:
keypress = 1;
/* Any key press quits the app... */
done = 1;
break;
case SDL_QUIT:
done = 1;
break;
default:
break;
}
}
}
// We can use Newlib functions with Menuetlibc library SDL!
// For example:
draw_bar(10, 10, 50, 50, 0xFFFFFF);
}
}
SDL_FreeSurface(bitmap);
SDL_Quit();
return 0;
}

90
programs/demos/SDL/SDLTest_old.c Executable file
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@ -0,0 +1,90 @@
/* 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.
-- ashmew2
*/
// This sample get general protection fault
#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;
}

14
programs/demos/SDL/picture.xbm Executable file
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@ -0,0 +1,14 @@
#define picture_width 32
#define picture_height 32
static char picture_bits[] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x80, 0x01, 0x18,
0x64, 0x6f, 0xf6, 0x26, 0x0a, 0x00, 0x00, 0x50, 0xf2, 0xff, 0xff, 0x4f,
0x14, 0x04, 0x00, 0x28, 0x14, 0x0e, 0x00, 0x28, 0x10, 0x32, 0x00, 0x08,
0x94, 0x03, 0x00, 0x08, 0xf4, 0x04, 0x00, 0x08, 0xb0, 0x08, 0x00, 0x08,
0x34, 0x01, 0x00, 0x28, 0x34, 0x01, 0x00, 0x28, 0x12, 0x00, 0x40, 0x48,
0x12, 0x20, 0xa6, 0x48, 0x14, 0x50, 0x11, 0x29, 0x14, 0x50, 0x48, 0x2a,
0x10, 0x27, 0xac, 0x0e, 0xd4, 0x71, 0xe8, 0x0a, 0x74, 0x20, 0xa8, 0x0a,
0x14, 0x20, 0x00, 0x08, 0x10, 0x50, 0x00, 0x08, 0x14, 0x00, 0x00, 0x28,
0x14, 0x00, 0x00, 0x28, 0xf2, 0xff, 0xff, 0x4f, 0x0a, 0x00, 0x00, 0x50,
0x64, 0x6f, 0xf6, 0x26, 0x18, 0x80, 0x01, 0x18, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};