For definitions of these see:
https://learn.microsoft.com/en-us/windows/win32/gdi/ternary-raster-operations
hw/display/sm501.c | 30 +++++++++++++++++++++++++++++-
1 file changed, 29 insertions(+), 1 deletion(-)
diff --git a/hw/display/sm501.c b/hw/display/sm501.c
index e1d0591d36..58bc9701ee 100644
--- a/hw/display/sm501.c
+++ b/hw/display/sm501.c
@@ -753,7 +753,7 @@ static void sm501_2d_operation(SM501State *s)
}
if ((rop_mode && rop == 0x5) || (!rop_mode && rop == 0x55)) {
- /* Invert dest, is there a way to do this with pixman? */
+ /* DSTINVERT, is there a way to do this with pixman? */
unsigned int x, y, i;
uint8_t *d = s->local_mem + dst_base;
@@ -763,6 +763,34 @@ static void sm501_2d_operation(SM501State *s)
stn_he_p(&d[i], bypp, ~ldn_he_p(&d[i], bypp));
}
}
+ } else if (!rop_mode && rop == 0x99) {
+ /* DSxn, is there a way to do this with pixman? */
+ unsigned int x, y, i, j;
+ uint8_t *sp = s->local_mem + src_base;
+ uint8_t *d = s->local_mem + dst_base;
+
+ for (y = 0; y < height; y++) {
+ i = (dst_x + (dst_y + y) * dst_pitch) * bypp;
+ j = (src_x + (src_y + y) * src_pitch) * bypp;
+ for (x = 0; x < width; x++, i += bypp, j += bypp) {
+ stn_he_p(&d[i], bypp,
+ ~(ldn_he_p(&sp[j], bypp) ^ ldn_he_p(&d[i],
bypp)));
+ }
+ }
+ } else if (!rop_mode && rop == 0xee) {
+ /* SRCPAINT, is there a way to do this with pixman? */
+ unsigned int x, y, i, j;
+ uint8_t *sp = s->local_mem + src_base;
+ uint8_t *d = s->local_mem + dst_base;
+
+ for (y = 0; y < height; y++) {
+ i = (dst_x + (dst_y + y) * dst_pitch) * bypp;
+ j = (src_x + (src_y + y) * src_pitch) * bypp;
+ for (x = 0; x < width; x++, i += bypp, j += bypp) {
+ stn_he_p(&d[i], bypp,
+ ldn_he_p(&sp[j], bypp) | ldn_he_p(&d[i], bypp));
+ }
+ }
} else {
/* Do copy src for unimplemented ops, better than unpainted area
*/
if ((rop_mode && (rop != 0xc || rop2_source_is_pattern)) ||