1 /*
2 * (C) notaz, 2010-2011
3 *
4 * This work is licensed under the terms of the GNU GPLv2 or later.
5 * See the COPYING file in the top-level directory.
6 */
7
8 #define _IN_DRAW
9
10 #include "gpu.h"
11
12 #include "../../frontend/plugin_lib.h"
13 #include "pcnt.h"
14
15 // misc globals
16 long lLowerpart;
17 BOOL bCheckMask = FALSE;
18 unsigned short sSetMask;
19 unsigned long lSetMask;
20
blit(void)21 static void blit(void)
22 {
23 int px = PSXDisplay.DisplayPosition.x & ~1; // XXX: align needed by bgr*_to_...
24 int py = PSXDisplay.DisplayPosition.y;
25 int w = PreviousPSXDisplay.Range.x1;
26 int h = PreviousPSXDisplay.DisplayMode.y;
27 unsigned short *srcs = psxVuw + py * 1024 + px;
28
29 if (w <= 0)
30 return;
31
32 // account for centering
33 h -= PreviousPSXDisplay.Range.y0;
34
35 rcbs->pl_vout_flip(srcs, 1024, PSXDisplay.RGB24, w, h);
36 }
37
DoBufferSwap(void)38 void DoBufferSwap(void)
39 {
40 static int fbw, fbh, fb24bpp;
41
42 if (PreviousPSXDisplay.DisplayMode.x == 0 || PreviousPSXDisplay.DisplayMode.y == 0)
43 return;
44
45 /* careful if rearranging this code, we try to set mode and flip
46 * to get the hardware apply both changes at the same time */
47 if (PreviousPSXDisplay.DisplayMode.x != fbw || PreviousPSXDisplay.DisplayMode.y != fbh
48 || PSXDisplay.RGB24 != fb24bpp) {
49 fbw = PreviousPSXDisplay.DisplayMode.x;
50 fbh = PreviousPSXDisplay.DisplayMode.y;
51 fb24bpp = PSXDisplay.RGB24;
52 rcbs->pl_vout_set_mode(fbw, fbh, fbw, fbh, fb24bpp ? 24 : 16);
53 }
54
55 pcnt_start(PCNT_BLIT);
56 blit();
57 pcnt_end(PCNT_BLIT);
58 }
59
DoClearScreenBuffer(void)60 void DoClearScreenBuffer(void)
61 {
62 }
63
ulInitDisplay(void)64 unsigned long ulInitDisplay(void)
65 {
66 if (rcbs->pl_vout_open() != 0)
67 return 0;
68
69 return 1; /* ok */
70 }
71
CloseDisplay(void)72 void CloseDisplay(void)
73 {
74 rcbs->pl_vout_close();
75 }
76