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