static void testcase1(const char *desc)
{
ggi_visual_t vis;
ggi_color green, back;
int err;
printteststart(__FILE__, __PRETTY_FUNCTION__, EXPECTED2PASS, desc);
if (dontrun) return;
err = ggiInit();
printassert(err == GGI_OK, "ggiInit failed with %i\n", err);
vis = ggiOpen(NULL);
printassert(vis != NULL, "ggiOpen() failed\n");
err = ggiSetGraphMode(vis, GGI_AUTO, GGI_AUTO, GGI_AUTO, GGI_AUTO, GT_8BIT);
if(err < 0) {
printassert(0, "Palettized mode not available.\n");
printsuccess();
ggiClose(vis);
ggiExit();
return;
}
green.r = 100;
green.g = 40000;
green.b = 4000;
err = ggiSetPalette(vis, GGI_PALETTE_DONTCARE, 1, &green);
if (err < 0) {
printfailure("Unable to install colormap with one entry.\n");
ggiClose(vis);
ggiExit();
return;
}
printassert(err == (int)ggiMapColor(vis, &green),
"ggiMapColor inconsistent with retval of ggiSetPalette.\n");
ggiUnmapPixel(vis, err, &back);
if(green.r != back.r || green.g != back.g || green.b != back.b) {
printfailure("Unexpected color from ggiUnmapPixel.\n");
ggiClose(vis);
ggiExit();
return;
}
ggiSetGCForeground(vis, err);
ggiDrawBox(vis, 0, 0, 3000, 3000);
ggiFlush(vis);
/* You should see a green square, how to test this? */
ggUSleep(5000000);
printsuccess();
ggiClose(vis);
ggiExit();
}
int gr_set_mode(u_int32_t mode)
{
unsigned int w, h;
ggi_mode other_mode;
#ifdef NOGRAPH
return 0;
#endif
if (mode<=0)
return 0;
w=SM_W(mode);
h=SM_H(mode);
gr_palette_clear();
if(ggiCheckGraphMode(screenvis, w, h, GGI_AUTO, GGI_AUTO, GT_8BIT, &other_mode))
ggiSetMode(screenvis, &other_mode);
else
ggiSetGraphMode(screenvis, w, h, GGI_AUTO, GGI_AUTO, GT_8BIT);
ggiSetFlags(screenvis, GGIFLAG_ASYNC);
if (!ggiDBGetNumBuffers(screenvis))
use_directbuffer = 0;
else
{
dbuffer = ggiDBGetBuffer(screenvis, 0);
if (!(dbuffer->type & GGI_DB_SIMPLE_PLB))
use_directbuffer = 0;
else
use_directbuffer = 1;
}
memset(grd_curscreen, 0, sizeof(grs_screen));
grd_curscreen->sc_mode = mode;
grd_curscreen->sc_w = w;
grd_curscreen->sc_h = h;
grd_curscreen->sc_aspect = fixdiv(grd_curscreen->sc_w*3,grd_curscreen->sc_h*4);
grd_curscreen->sc_canvas.cv_bitmap.bm_x = 0;
grd_curscreen->sc_canvas.cv_bitmap.bm_y = 0;
grd_curscreen->sc_canvas.cv_bitmap.bm_w = w;
grd_curscreen->sc_canvas.cv_bitmap.bm_h = h;
grd_curscreen->sc_canvas.cv_bitmap.bm_type = BM_LINEAR;
if (use_directbuffer)
{
grd_curscreen->sc_canvas.cv_bitmap.bm_data = dbuffer->write;
grd_curscreen->sc_canvas.cv_bitmap.bm_rowsize = dbuffer->buffer.plb.stride;
}
else
{
free(screenbuffer);
screenbuffer = malloc (w * h);
grd_curscreen->sc_canvas.cv_bitmap.bm_data = screenbuffer;
grd_curscreen->sc_canvas.cv_bitmap.bm_rowsize = w;
}
gr_set_current_canvas(NULL);
gamefont_choose_game_font(w,h);
return 0;
}
void Init()
{
GLfloat h=(GLfloat)3/4;
GLfloat pos[4]={5,5,-20,0};
GLfloat specular[4]={.4,.4,.4,1};
GLfloat diffuse[4]={.3,.3,.3,1};
GLfloat ambient[4]={.2,.2,.2,1};
int err;
if (ggiInit()<0)
{
printf("ggiInit() failed\n");
exit(1);
}
ctx=GGIMesaCreateContext();
if (ctx==NULL)
{
printf("Can't create Context!\n");
exit(1);
}
vis=ggiOpen(NULL);
vis_mem=ggiOpen("display-memory",NULL);
if (vis==NULL || vis_mem==NULL)
{
printf("Can't open ggi_visuals!\n");
exit(1);
}
err=ggiSetGraphMode(vis,screen_x,screen_y,screen_x,screen_y,bpp);
err+=ggiSetGraphMode(vis_mem,screen_x,screen_y,screen_x,screen_y,bpp);
if (err)
{
printf("Can't set %ix%i\n",screen_x,screen_y);
exit(1);
}
if (GGIMesaSetVisual(ctx,vis_mem,GL_TRUE,GL_FALSE)<0)
{
printf("GGIMesaSetVisual() failed!\n");
exit(1);
}
GGIMesaMakeCurrent(ctx);
glViewport(0,0,screen_x,screen_y);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glFrustum(-1,1,-h,h,1,50);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glTranslatef(0,0,-9);
glShadeModel(GL_FLAT);
glFrontFace(GL_CW);
glEnable(GL_CULL_FACE);
glEnable(GL_LIGHTING);
glEnable(GL_LIGHT0);
glLightfv(GL_LIGHT0,GL_POSITION,pos);
glLightfv(GL_LIGHT0,GL_DIFFUSE,diffuse);
glLightfv(GL_LIGHT0,GL_AMBIENT,ambient);
glLightfv(GL_LIGHT0,GL_SPECULAR,specular);
#ifdef ZBUFFER
glEnable(GL_DEPTH_TEST);
#endif
}