| 1 | /* |
| 2 | * (C) notaz, 2010 |
| 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 "externals.h" |
| 11 | #include "gpu.h" |
| 12 | #include "draw.h" |
| 13 | #include "prim.h" |
| 14 | #include "menu.h" |
| 15 | #include "interp.h" |
| 16 | #include "swap.h" |
| 17 | |
| 18 | #include "plugin_lib.h" |
| 19 | #include "pcnt.h" |
| 20 | |
| 21 | // misc globals |
| 22 | int iResX; |
| 23 | int iResY; |
| 24 | long lLowerpart; |
| 25 | BOOL bIsFirstFrame = TRUE; |
| 26 | BOOL bCheckMask = FALSE; |
| 27 | unsigned short sSetMask = 0; |
| 28 | unsigned long lSetMask = 0; |
| 29 | int iDesktopCol = 16; |
| 30 | int iShowFPS = 0; |
| 31 | int iWinSize; |
| 32 | int iMaintainAspect = 0; |
| 33 | int iUseNoStretchBlt = 0; |
| 34 | int iFastFwd = 0; |
| 35 | int iFVDisplay = 0; |
| 36 | PSXPoint_t ptCursorPoint[8]; |
| 37 | unsigned short usCursorActive = 0; |
| 38 | char * pCaptionText; |
| 39 | |
| 40 | #ifndef __arm__ |
| 41 | #define bgr555_to_rgb565 memcpy |
| 42 | #define bgr888_to_rgb888 memcpy |
| 43 | #endif |
| 44 | |
| 45 | static void blit(void) |
| 46 | { |
| 47 | extern void bgr555_to_rgb565(void *dst, void *src, int bytes); |
| 48 | extern void bgr888_to_rgb888(void *dst, void *src, int bytes); |
| 49 | int px = PSXDisplay.DisplayPosition.x & ~3; // XXX: align needed by bgr*_to_... |
| 50 | int py = PSXDisplay.DisplayPosition.y; |
| 51 | int w = PreviousPSXDisplay.Range.x1; |
| 52 | int h = PreviousPSXDisplay.DisplayMode.y; |
| 53 | int pitch = PreviousPSXDisplay.DisplayMode.x; |
| 54 | unsigned short *srcs = psxVuw + py * 1024 + px; |
| 55 | unsigned char *dest = pl_fbdev_buf; |
| 56 | |
| 57 | if (w <= 0) |
| 58 | return; |
| 59 | |
| 60 | // TODO: clear border if centering? |
| 61 | |
| 62 | pitch *= PSXDisplay.RGB24 ? 3 : 2; |
| 63 | |
| 64 | // account for centering |
| 65 | h -= PreviousPSXDisplay.Range.y0; |
| 66 | dest += PreviousPSXDisplay.Range.y0 / 2 * pitch; |
| 67 | dest += (PreviousPSXDisplay.Range.x0 & ~3) * 2; // must align here too.. |
| 68 | |
| 69 | if (PSXDisplay.RGB24) |
| 70 | { |
| 71 | for (; h-- > 0; dest += pitch, srcs += 1024) |
| 72 | { |
| 73 | bgr888_to_rgb888(dest, srcs, w * 3); |
| 74 | } |
| 75 | } |
| 76 | else |
| 77 | { |
| 78 | for (; h-- > 0; dest += pitch, srcs += 1024) |
| 79 | { |
| 80 | bgr555_to_rgb565(dest, srcs, w * 2); |
| 81 | } |
| 82 | } |
| 83 | } |
| 84 | |
| 85 | void DoBufferSwap(void) |
| 86 | { |
| 87 | static int fbw, fbh, fb24bpp; |
| 88 | |
| 89 | if (PreviousPSXDisplay.DisplayMode.x == 0 || PreviousPSXDisplay.DisplayMode.y == 0) |
| 90 | return; |
| 91 | |
| 92 | /* careful if rearranging this code, we try to set mode and flip |
| 93 | * to get the hardware apply both changes at the same time */ |
| 94 | if (PreviousPSXDisplay.DisplayMode.x != fbw || PreviousPSXDisplay.DisplayMode.y != fbh |
| 95 | || PSXDisplay.RGB24 != fb24bpp) { |
| 96 | fbw = PreviousPSXDisplay.DisplayMode.x; |
| 97 | fbh = PreviousPSXDisplay.DisplayMode.y; |
| 98 | fb24bpp = PSXDisplay.RGB24; |
| 99 | pl_fbdev_set_mode(fbw, fbh, fb24bpp ? 24 : 16); |
| 100 | } |
| 101 | |
| 102 | pcnt_start(PCNT_BLIT); |
| 103 | blit(); |
| 104 | pcnt_end(PCNT_BLIT); |
| 105 | |
| 106 | pl_fbdev_flip(); |
| 107 | } |
| 108 | |
| 109 | void DoClearScreenBuffer(void) // CLEAR DX BUFFER |
| 110 | { |
| 111 | } |
| 112 | |
| 113 | void DoClearFrontBuffer(void) // CLEAR DX BUFFER |
| 114 | { |
| 115 | } |
| 116 | |
| 117 | static int initialize(void) |
| 118 | { |
| 119 | iDesktopCol=32; |
| 120 | |
| 121 | bUsingTWin=FALSE; |
| 122 | bIsFirstFrame = FALSE; // done |
| 123 | |
| 124 | if(iShowFPS) |
| 125 | { |
| 126 | iShowFPS=0; |
| 127 | ulKeybits|=KEY_SHOWFPS; |
| 128 | szDispBuf[0]=0; |
| 129 | BuildDispMenu(0); |
| 130 | } |
| 131 | |
| 132 | return 0; |
| 133 | } |
| 134 | |
| 135 | unsigned long ulInitDisplay(void) |
| 136 | { |
| 137 | iShowFPS=1; |
| 138 | initialize(); |
| 139 | |
| 140 | if (pl_fbdev_init() != 0) |
| 141 | return 0; |
| 142 | |
| 143 | return 1; /* ok */ |
| 144 | } |
| 145 | |
| 146 | void CloseDisplay(void) |
| 147 | { |
| 148 | CloseMenu(); |
| 149 | pl_fbdev_finish(); |
| 150 | //WriteConfig(); |
| 151 | } |
| 152 | |
| 153 | void CreatePic(unsigned char * pMem) |
| 154 | { |
| 155 | } |
| 156 | |
| 157 | void DestroyPic(void) |
| 158 | { |
| 159 | } |
| 160 | |
| 161 | void HandleKey(int keycode) |
| 162 | { |
| 163 | } |