diff options
Diffstat (limited to 'atari/plot/plotter.c')
| -rwxr-xr-x | atari/plot/plotter.c | 33 |
1 files changed, 27 insertions, 6 deletions
diff --git a/atari/plot/plotter.c b/atari/plot/plotter.c index d9f46e8a8..1532bde4d 100755 --- a/atari/plot/plotter.c +++ b/atari/plot/plotter.c @@ -683,16 +683,22 @@ short rgb_to_666_index(unsigned char r, unsigned char g, unsigned char b) }
-int init_mfdb(int bpp, int w, int h, bool stand, MFDB * out )
+int init_mfdb(int bpp, int w, int h, uint32_t flags, MFDB * out )
{
int dststride;
dststride = MFDB_STRIDE( w );
+ int size = MFDB_SIZE( bpp, dststride, h );
if( bpp > 0 ) {
- out->fd_addr = malloc( ((dststride >> 3) * h) * bpp );
- if( out->fd_addr == NULL ){
- return( 0 );
+ if( (flags & MFDB_FLAG_NOALLOC) == 0 ) {
+ out->fd_addr = malloc( size );
+ if( out->fd_addr == NULL ){
+ return( 0 );
+ }
+ if( (flags & MFDB_FLAG_ZEROMEM) ){
+ memset( out->fd_addr, 0, size );
+ }
}
- out->fd_stand = stand;
+ out->fd_stand = (flags & MFDB_FLAG_STAND) ? 1 : 0;
out->fd_nplanes = (short)bpp;
out->fd_r1 = out->fd_r2 = out->fd_r3 = 0;
} else {
@@ -701,7 +707,7 @@ int init_mfdb(int bpp, int w, int h, bool stand, MFDB * out ) out->fd_w = dststride;
out->fd_h = h;
out->fd_wdwidth = dststride >> 4;
- return( 1 );
+ return( size );
}
@@ -714,6 +720,21 @@ int plotter_get_clip( GEM_PLOTTER self, struct rect * out ) return( 1 );
}
+void plotter_get_clip_grect( GEM_PLOTTER self, GRECT * out )
+{
+ out->g_x = self->clipping.x0;
+ out->g_y = self->clipping.y0;
+ out->g_w = self->clipping.x1 - self->clipping.x0;
+ out->g_h = self->clipping.y1 - self->clipping.y0;
+}
+
+void plotter_get_visible_grect( GEM_PLOTTER self, GRECT * out )
+{
+ out->g_x = self->clipping.x0;
+ out->g_y = self->clipping.y0;
+ out->g_w = self->clipping.x1 - self->clipping.x0;
+ out->g_h = self->clipping.y1 - self->clipping.y0;
+}
int plotter_std_clip(GEM_PLOTTER self, const struct rect * clip)
{
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