void
uidisplay_area( int x, int y, int w, int h )
{
static unsigned char linebuf[2*DISPLAY_SCREEN_WIDTH];
unsigned char *ptr;
float scale;
int scaled_x, scaled_y, xx, yy;
unsigned char grey = settings_current.bw_tv ? 16 : 0;
/* a simplified shortcut, for normal usage */
if ( !hires && image_scale == 1 ) {
for( yy = y; yy < y + h; yy++ ) {
for( xx = x, ptr = linebuf; xx < x + w; xx++ )
*ptr++ = svgadisplay_image[yy][xx] | grey;
vga_drawscansegment( linebuf, x, yy, w );
}
return;
}
scale = (float) ( hires + 1 ) / image_scale;
/* Extend the dirty region by 1 pixel for scalers
that "smear" the screen, e.g. AdvMAME2x */
if( scaler_flags & SCALER_FLAGS_EXPAND )
scaler_expander( &x, &y, &w, &h, image_width, image_height );
scaled_x = scale * x; scaled_y = scale * y;
/* Create scaled image */
scaler_proc16( (libspectrum_byte*)&svgadisplay_image[y][x], svgadisplay_pitch,
(libspectrum_byte*)&scaled_image[scaled_y][scaled_x],
scaled_pitch, w, h );
w *= scale; h *= scale;
for( yy = scaled_y; yy < scaled_y + h; yy++ ) {
for( xx = scaled_x, ptr = linebuf; xx < scaled_x + w; xx++ )
*ptr++ = scaled_image[yy][xx] | grey;
vga_drawscansegment( linebuf, scaled_x, yy, w );
}
}
void
uidisplay_area( int x, int y, int w, int h )
{
float scale = (float)gtkdisplay_current_size / image_scale;
int scaled_x, scaled_y, i, yy;
libspectrum_dword *palette;
/* Extend the dirty region by 1 pixel for scalers
that "smear" the screen, e.g. 2xSAI */
if( scaler_flags & SCALER_FLAGS_EXPAND )
scaler_expander( &x, &y, &w, &h, image_width, image_height );
scaled_x = scale * x; scaled_y = scale * y;
palette = settings_current.bw_tv ? bw_colours : gtkdisplay_colours;
/* Create the RGB image */
for( yy = y; yy < y + h; yy++ ) {
libspectrum_dword *rgb; libspectrum_word *display;
rgb = (libspectrum_dword*)( rgb_image + ( yy + 2 ) * rgb_pitch );
rgb += x + 1;
display = >kdisplay_image[yy][x];
for( i = 0; i < w; i++, rgb++, display++ ) *rgb = palette[ *display ];
}
/* Create scaled image */
scaler_proc32( &rgb_image[ ( y + 2 ) * rgb_pitch + 4 * ( x + 1 ) ],
rgb_pitch,
&scaled_image[ scaled_y * scaled_pitch + 4 * scaled_x ],
scaled_pitch, w, h );
w *= scale; h *= scale;
/* Blit to the real screen */
gtkdisplay_area( scaled_x, scaled_y, w, h );
}
void
uidisplay_area( int x, int y, int w, int h )
{
float scale = (float)wiidisplay_current_size / image_scale;
int scaled_x, scaled_y, i, yy;
libspectrum_dword *palette;
/* Extend the dirty region by 1 pixel for scalers
that "smear" the screen, e.g. 2xSAI */
if( scaler_flags & SCALER_FLAGS_EXPAND )
scaler_expander( &x, &y, &w, &h, image_width, image_height );
scaled_x = scale * x; scaled_y = scale * y;
palette = settings_current.bw_tv ? bw_colours : wiidisplay_colours;
/* Create the RGB image */
for( yy = y; yy < y + h; yy++ ) {
libspectrum_dword *rgb; libspectrum_word *display;
rgb = (libspectrum_dword*)( rgb_image + ( yy + 2 ) * rgb_pitch );
rgb += x + 1;
display = &display_image[yy][x];
for( i = 0; i < w; i++, rgb++, display++ ) *rgb = palette[ *display ];
}
/* Create scaled image */
scaler_proc32( &rgb_image[ ( y + 2 ) * rgb_pitch + 4 * ( x + 1 ) ],
rgb_pitch,
&scaled_image[ scaled_y * scaled_pitch + 4 * scaled_x ],
scaled_pitch, w, h );
w *= scale; h *= scale;
/* Blit to the real screen */
int disp_x,disp_y;
long ofs;
u16 fb_pitch = rmode->fbWidth / 2;
/* ystart is an offset to center spectrum screen on wii screen */
int ystart = ( rmode->xfbHeight - 2 * DISPLAY_SCREEN_HEIGHT ) / 4;
u32 *dest, *next_line;
if( scaled_x%2 ) {
scaled_x -= 1;
w += 1;
}
/* FIXME: optimize this procedure and implement double buffering */
next_line = xfb + scaled_x / 2 + ( scaled_y + ystart ) * fb_pitch;
for( disp_y = scaled_y; disp_y < scaled_y + h; disp_y++ ) {
dest = next_line;
for( disp_x = scaled_x; disp_x < scaled_x + w; disp_x++ ) {
ofs = ( 4 * disp_x ) + ( scaled_pitch * disp_y );
rgb_t rgb1, rgb2;
rgb1.b = scaled_image[ ofs + 2 ]; /* blue */
rgb1.g = scaled_image[ ofs + 1 ]; /* green */
rgb1.r = scaled_image[ ofs + 0 ]; /* red */
rgb2.b = scaled_image[ ofs + 2 + 4 ]; /* blue */
rgb2.g = scaled_image[ ofs + 1 + 4 ]; /* green */
rgb2.r = scaled_image[ ofs + 0 + 4 ]; /* red */
*dest = convert_rgb( rgb1, rgb2 );
dest += disp_x%2;
}
next_line += fb_pitch;
}
}