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1 | /* |
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2 | * (C) notaz, 2010-2011 |
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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 | |
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10 | #include "gpu.h" |
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11 | |
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12 | #include "../gpulib/cspace.h" |
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13 | #include "../../frontend/plugin_lib.h" |
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14 | #include "../../frontend/pcnt.h" |
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15 | |
16 | // misc globals |
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17 | long lLowerpart; |
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18 | BOOL bCheckMask = FALSE; |
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19 | unsigned short sSetMask; |
20 | unsigned long lSetMask; |
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21 | |
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22 | static void blit(void) |
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23 | { |
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24 | int px = PSXDisplay.DisplayPosition.x & ~1; // XXX: align needed by bgr*_to_... |
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25 | int py = PSXDisplay.DisplayPosition.y; |
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26 | int w = PreviousPSXDisplay.Range.x1; |
27 | int h = PreviousPSXDisplay.DisplayMode.y; |
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28 | unsigned short *srcs = psxVuw + py * 1024 + px; |
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29 | |
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30 | if (w <= 0) |
31 | return; |
32 | |
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33 | // account for centering |
34 | h -= PreviousPSXDisplay.Range.y0; |
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35 | |
36 | rcbs->pl_vout_flip(srcs, 1024, PSXDisplay.RGB24, w, h); |
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37 | } |
38 | |
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39 | void DoBufferSwap(void) |
40 | { |
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41 | static int fbw, fbh, fb24bpp; |
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42 | |
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43 | if (PreviousPSXDisplay.DisplayMode.x == 0 || PreviousPSXDisplay.DisplayMode.y == 0) |
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44 | return; |
45 | |
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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 */ |
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48 | if (PreviousPSXDisplay.DisplayMode.x != fbw || PreviousPSXDisplay.DisplayMode.y != fbh |
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49 | || PSXDisplay.RGB24 != fb24bpp) { |
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50 | fbw = PreviousPSXDisplay.DisplayMode.x; |
51 | fbh = PreviousPSXDisplay.DisplayMode.y; |
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52 | fb24bpp = PSXDisplay.RGB24; |
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53 | rcbs->pl_vout_set_mode(fbw, fbh, fbw, fbh, fb24bpp ? 24 : 16); |
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54 | } |
55 | |
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56 | pcnt_start(PCNT_BLIT); |
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57 | blit(); |
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58 | pcnt_end(PCNT_BLIT); |
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59 | } |
60 | |
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61 | void DoClearScreenBuffer(void) |
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62 | { |
63 | } |
64 | |
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65 | unsigned long ulInitDisplay(void) |
66 | { |
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67 | if (rcbs->pl_vout_open() != 0) |
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68 | return 0; |
69 | |
70 | return 1; /* ok */ |
71 | } |
72 | |
73 | void CloseDisplay(void) |
74 | { |
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75 | rcbs->pl_vout_close(); |
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76 | } |