void COptionsAbout::OnTimer(UINT nIDEvent)
{
// TODO: Add your message handler code here and/or call default
frame ++;
DrawScroller(NULL);
CDialog::OnTimer(nIDEvent);
}
void COptionsAbout::DrawAbout( HDC hdc )
{
HDC hDC = hdc; if (!hdc ) hDC = ::GetDC( m_hWnd );
HDC hdcSrc = CreateCompatibleDC( hDC );
::SelectObject( hdcSrc, pimgAbout->hBitmap );
RECT rc; GetWindowRect( &rc );
int x = (RECTW(rc)-pimgAbout->w)/2,
y = (RECTH(rc)-pimgAbout->h)/2;
TransparentBlt( hDC, x,y, pimgAbout->w, pimgAbout->h,
hdcSrc, 0,0,pimgAbout->w, pimgAbout->h, RGB(255,255,255) );
DeleteDC( hdcSrc );
DrawScroller( hDC );
if ( !hdc ) ::ReleaseDC( m_hWnd, hDC );
}
u32 start_demo( const demo_init_t* pInfo )
{
int i;
int rotAngle = 0;
int scalemin = 400;
int scalemax = 800;
int scale[8];
u8 scaleflag[8];
scale[0] = 400;
scale[1] = 800;
scaleflag[0] = 0;
scaleflag[1] = 1;
/////////////////////////////////////////////////////////////////////////////
// Setup screen
PbScreenSetup( SCR_W, SCR_H, SCR_PSM );
PbPrimSetAlpha( 0, 1, 0, 1, 0x80 );
FlushCache(0);
p_texture_font = PbTextureCreate32( font_tex, 1024, 128 );
p_texture_logo = PbTextureCreate32( logo_tex, 256, 256 );
p_texture_bg1 = PbTextureCreate32( bg1_tex, 256, 256 );
p_texture_bg2 = PbTextureCreate32( bg2_tex, 256, 256 );
//////////////////////////////////////////////////////////////////////////////
// Upload our texture to vram
PbTextureUpload( p_texture_font );
PbTextureUpload( p_texture_logo );
PbTextureUpload( p_texture_bg1 );
PbTextureUpload( p_texture_bg2 );
PbDmaWait02();
PbSetLinearFiltering();
/////////////////////////////////////////////////////////////////////////////
// Loop of the demo (just clears the screen, vsync and flip buffer
while( pInfo->time_count > 0 )
{
#ifdef DEBUGMODE
setBGColorRGB(0xFF,0,0);
#endif
PbScreenClear( 0x000000 );
PbPrimSprite( 0, 0, 640, 256, 1, 0x80000000);
///////////////////////////////////////////////////////////////////////////
// Draws a sprite with texture
PbPrimSetState( PB_ALPHA_BLENDING, PB_ENABLE );
/*
PbPrimSpriteTexture( p_texture_font,
0<<4, 0<<4, 0<<4, 0<<4,
1024<<4, 128<<4, 1024<<4, 128<<4, 2, 0x80808080 );
PbPrimSpriteTexture( p_texture_bg1,
0<<4, 0<<4, 0<<4, 0<<4,
256<<4, 256<<4, 256<<4, 256<<4, 3, 0x80808080 );
*/
RotateVertexZ(&VERTEXLIST_square[0], &VERTEXLIST_square_Trans[0], rotAngle%359);
RotateVertexZ(&VERTEXLIST_square[1], &VERTEXLIST_square_Trans[1], rotAngle%359);
RotateVertexZ(&VERTEXLIST_square[2], &VERTEXLIST_square_Trans[2], rotAngle%359);
RotateVertexZ(&VERTEXLIST_square[3], &VERTEXLIST_square_Trans[3], rotAngle%359);
PbPrimQuadTextureGouraud(p_texture_bg1,
(offx+(int)(VERTEXLIST_square_Trans[0].x*xscale*scale[0]))<<4, (offy+(int)(VERTEXLIST_square_Trans[0].y*yscale*scale[0]))<<4,
0<<4, 0<<4,
(offx+(int)(VERTEXLIST_square_Trans[1].x*xscale*scale[0]))<<4, (offy+(int)(VERTEXLIST_square_Trans[1].y*yscale*scale[0]))<<4,
0<<4, 256<<4,
(offx+(int)(VERTEXLIST_square_Trans[2].x*xscale*scale[0]))<<4, (offy+(int)(VERTEXLIST_square_Trans[2].y*yscale*scale[0]))<<4,
256<<4, 0<<4,
(offx+(int)(VERTEXLIST_square_Trans[3].x*xscale*scale[0]))<<4, (offy+(int)(VERTEXLIST_square_Trans[3].y*yscale*scale[0]))<<4,
256<<4, 256<<4,
3,
0x20808080, 0x20808080, 0x20808080, 0x20808080);
RotateVertexZ(&VERTEXLIST_square[0], &VERTEXLIST_square_Trans[0], ABS((359-rotAngle)%359));
RotateVertexZ(&VERTEXLIST_square[1], &VERTEXLIST_square_Trans[1], ABS((359-rotAngle)%359));
RotateVertexZ(&VERTEXLIST_square[2], &VERTEXLIST_square_Trans[2], ABS((359-rotAngle)%359));
RotateVertexZ(&VERTEXLIST_square[3], &VERTEXLIST_square_Trans[3], ABS((359-rotAngle)%359));
PbPrimQuadTextureGouraud(p_texture_bg2,
(offx+(int)(VERTEXLIST_square_Trans[0].x*xscale*scale[1]))<<4, (offy+(int)(VERTEXLIST_square_Trans[0].y*yscale*scale[1]))<<4,
0<<4, 256<<4,
(offx+(int)(VERTEXLIST_square_Trans[1].x*xscale*scale[1]))<<4, (offy+(int)(VERTEXLIST_square_Trans[1].y*yscale*scale[1]))<<4,
0<<4, 0<<4,
(offx+(int)(VERTEXLIST_square_Trans[2].x*xscale*scale[1]))<<4, (offy+(int)(VERTEXLIST_square_Trans[2].y*yscale*scale[1]))<<4,
256<<4, 256<<4,
(offx+(int)(VERTEXLIST_square_Trans[3].x*xscale*scale[1]))<<4, (offy+(int)(VERTEXLIST_square_Trans[3].y*yscale*scale[1]))<<4,
256<<4, 0<<4,
4,
0x20808080, 0x20808080, 0x20808080, 0x20808080);
DrawScroller();
PbPrimSpriteTexture( p_texture_logo,
-30<<4, 3<<4,
0<<4, 0<<4,
226<<4, 259<<4,
256<<4, 256<<4,
100, 0x80808080 );
PbPrimSetState( PB_ALPHA_BLENDING, PB_DISABLE );
///////////////////////////////////////////////////////////////////////////
// Sync and flipscreen
if (rotAngle<358)
{
rotAngle++;
}else
{
rotAngle=0;
}
for (i=0; i<2; i++)
{
if (scaleflag[i])
{
if (scale[i]<scalemax)
{
scale[i]++;
}else{
scaleflag[i] = 0;
}
}else{
if (scale[i]>scalemin)
{
scale[i]--;
}else{
scaleflag[i] = 1;
}
}
}
#ifdef DEBUGMODE
setBGColorRGB(0x0,0,0);
#endif
PbScreenSyncFlip();
//printf("a: %d\n",rotAngle);
}
return pInfo->screen_mode;
}
