[4859] | 1 | /* $Id: mesadive.c,v 1.3 2000-12-30 13:55:43 sandervl Exp $ */
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[2962] | 2 | /*****************************************************************************/
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| 3 | /* */
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| 4 | /* DIVE code for OpenGL */
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| 5 | /* */
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| 6 | /*****************************************************************************/
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| 7 |
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[3598] | 8 | #ifdef DIVE
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[2962] | 9 | #define INCL_BASE
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| 10 | #define INCL_WIN
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| 11 | #define INCL_GPI
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| 12 |
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[3598] | 13 |
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[2962] | 14 | #include <os2wrap.h>
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[21916] | 15 | #include "../../ddraw/divewrap.h"
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[2962] | 16 | #include <memory.h>
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| 17 | #include <malloc.h>
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[3598] | 18 | #include <fourcc.h>
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[2962] | 19 | #include <misc.h>
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[4859] | 20 | #include <winuser32.h>
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[2962] | 21 |
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| 22 | #define mmioFOURCC( ch0, ch1, ch2, ch3 ) \
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| 23 | ( (DWORD)(BYTE)(ch0) | ( (DWORD)(BYTE)(ch1) << 8 ) | \
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| 24 | ( (DWORD)(BYTE)(ch2) << 16 ) | ( (DWORD)(BYTE)(ch3) << 24 ) )
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| 25 |
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| 26 | /* Some extra typedefs to be able to import some of the underneath headers */
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| 27 | typedef ULONG HPALETTE;
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| 28 | typedef ULONG HPEN;
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| 29 | typedef ULONG COLORREF;
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| 30 |
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| 31 | #include "gl.h"
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| 32 | #include "config.h"
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| 33 | #include "context.h"
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| 34 | #include "wmesadef.h"
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| 35 | #include "colors.h"
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| 36 |
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| 37 | #include "mesadive.h"
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| 38 |
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| 39 | extern BYTE DITHER_RGB_2_8BIT( int red, int green, int blue, int pixel, int scanline);
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| 40 | extern void WMesaUpdateScreenPos(PWMC c,HWND hWnd);
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[3598] | 41 | extern INT WINAPI MessageBoxA(HWND,LPCSTR,LPCSTR,UINT);
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[2962] | 42 |
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| 43 | extern PWMC Current;
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| 44 |
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| 45 | DIVE_CAPS DiveCaps;
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| 46 |
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| 47 | typedef struct tagFN
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| 48 | {
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| 49 | HWND hwnd;
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| 50 | PFNWP f;
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| 51 | struct tagFN *Next;
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| 52 | }FN;
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| 53 |
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| 54 | FN *WndFuncs;
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| 55 |
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| 56 | void StoreFn(HWND hwnd,PFNWP f)
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| 57 | {
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| 58 | FN *p=WndFuncs;
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| 59 |
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| 60 | while(p)
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| 61 | {
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| 62 | if(p->hwnd==hwnd)
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| 63 | {
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| 64 | p->f=f;
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| 65 | return;
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| 66 | }
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| 67 |
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| 68 | p=p->Next;
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| 69 | }
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| 70 |
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| 71 | p=(FN *)calloc(sizeof(FN),1);
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| 72 |
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| 73 | p->hwnd=hwnd;
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| 74 | p->f=f;
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| 75 | p->Next=WndFuncs;
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| 76 |
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| 77 | WndFuncs=p;
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| 78 | }
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| 79 |
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| 80 | PFNWP QueryFn(HWND hwnd)
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| 81 | {
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| 82 | FN *p=WndFuncs;
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| 83 |
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| 84 | while(p)
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| 85 | {
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| 86 | if(p->hwnd==hwnd)
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| 87 | return p->f;
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| 88 |
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| 89 | p=p->Next;
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| 90 | }
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| 91 |
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| 92 | return 0;
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| 93 | }
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| 94 |
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| 95 | FOURCC GetFOURCC(int pf)
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| 96 | {
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| 97 | switch(pf)
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| 98 | {
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| 99 | case PF_8A8B8G8R:
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| 100 | return FOURCC_BGR4;
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| 101 |
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| 102 | case PF_8R8G8B:
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| 103 | return FOURCC_RGB3;
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| 104 |
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| 105 | case PF_5R6G5B:
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| 106 | return FOURCC_R565;
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| 107 |
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| 108 | case PF_DITHER8:
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| 109 | break;
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| 110 |
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| 111 | case PF_LOOKUP:
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| 112 | return FOURCC_LUT8;
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| 113 |
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| 114 | case PF_GRAYSCALE:
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| 115 | return FOURCC_GREY;
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| 116 |
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| 117 | case PF_BADFORMAT:
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| 118 | return FOURCC_RGB3;
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| 119 |
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| 120 | case PF_INDEX8:
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| 121 | return FOURCC_LUT8;
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| 122 |
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| 123 | default:
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| 124 | break;
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| 125 | }
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| 126 |
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| 127 | return 0;
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| 128 | }
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| 129 |
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| 130 | void DiveWriteBackbuffer( PWMC pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b)
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| 131 | {
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| 132 | PBYTE lpb = pwc->pbPixels;
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| 133 | PDWORD lpdw;
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| 134 | PWORD lpw;
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| 135 | ULONG nBypp = pwc->cColorBits >> 3;
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| 136 | ULONG nOffset = iPixel % nBypp;
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| 137 |
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| 138 | lpb += pwc->ScanWidth * iScanLine;
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| 139 |
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| 140 | lpb += iPixel * nBypp;
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| 141 | lpdw = (LPDWORD)lpb;
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| 142 | lpw = (LPWORD)lpb;
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| 143 |
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| 144 | if(nBypp == 1)
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| 145 | {
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| 146 | if(pwc->dither_flag)
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| 147 | *lpb = DITHER_RGB_2_8BIT(r,g,b,iScanLine,iPixel);
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| 148 | else
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| 149 | *lpb = BGR8(r,g,b);
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| 150 | }
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| 151 | else
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| 152 | if(nBypp == 2)
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| 153 | *lpw = BGR16(r,g,b);
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| 154 | else
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| 155 | if (nBypp == 3)
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| 156 | *lpdw = BGR24(r,g,b);
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| 157 | else
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| 158 | if (nBypp == 4)
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| 159 | *lpdw = BGR32(r,g,b);
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| 160 | }
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| 161 |
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| 162 | void DiveWriteFrontbuffer( PWMC pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b)
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| 163 | {
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| 164 | /* Check whether the point is clipped - if so don't draw it! */
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| 165 | POINTL pt;
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| 166 | ULONG rc;
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| 167 |
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| 168 | pt.x=iPixel; pt.y=iScanLine;
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| 169 |
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| 170 | rc=GpiPtInRegion(pwc->hps,pwc->hrgn,&pt);
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| 171 |
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| 172 | if(rc!=PRGN_INSIDE)
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| 173 | return;
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| 174 |
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| 175 | if(DiveCaps.fBankSwitched)
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| 176 | {
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[3598] | 177 | MessageBoxA( NULL, "Bank-Switched DIVE access currently not supported", "", MB_OK );
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[2962] | 178 | }
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| 179 | else
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| 180 | {
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| 181 | PBYTE lpb = (PBYTE)pwc->ppFrameBuffer;
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| 182 | PDWORD lpdw;
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| 183 | PWORD lpw;
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| 184 | ULONG nBypp = DiveCaps.ulDepth >> 3;
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| 185 | /* ULONG nOffset = iPixel % nBypp;*/
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| 186 |
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| 187 | iScanLine+=pwc->WinPos.y;
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| 188 | iPixel+=pwc->WinPos.x;
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| 189 |
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| 190 | lpb += iScanLine * DiveCaps.ulScanLineBytes;
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| 191 | lpb += iPixel * nBypp;
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| 192 | lpdw = (LPDWORD)lpb;
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| 193 | lpw = (LPWORD)lpb;
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| 194 |
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| 195 | if(nBypp == 1){
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| 196 | if(pwc->dither_flag)
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| 197 | *lpb = DITHER_RGB_2_8BIT(r,g,b,iScanLine,iPixel);
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| 198 | else
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| 199 | *lpb = BGR8(r,g,b);
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| 200 | }
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| 201 | else if(nBypp == 2)
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| 202 | *lpw = BGR16(r,g,b);
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| 203 | else if (nBypp == 3){
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| 204 | *lpdw = BGR24(r,g,b);
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| 205 | }
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| 206 | else if (nBypp == 4)
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| 207 | *lpdw = BGR32(r,g,b);
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| 208 | }
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| 209 | }
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| 210 |
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| 211 | void DiveFlush( PWMC pwc )
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| 212 | {
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| 213 | ULONG rc;
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| 214 |
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| 215 | if(!pwc->hDiveInstance)
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| 216 | {
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[3598] | 217 | dprintf(("DIVE ERROR : no instance!"));
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[2962] | 218 | return;
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| 219 | }
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| 220 |
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| 221 | if(pwc->DiveSoftwareBlit)
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| 222 | {
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| 223 | /* Perform software blitting if DiveSetupBlitter failed! */
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| 224 | /* The source and target format will always be identical */
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| 225 | /* This is accomplished by wmesa.c's wmSetPixelFormat */
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| 226 | /* routine that uses the native output-format... */
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| 227 |
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| 228 | PBYTE lpb = (PBYTE)pwc->ppFrameBuffer;
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| 229 | PBYTE lpbb = pwc->pbPixels;
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| 230 | ULONG nBypp = pwc->cColorBits >> 3;
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| 231 | ULONG bpl = nBypp*pwc->awidth;
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| 232 |
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| 233 | lpb += pwc->WinPos.y*DiveCaps.ulScanLineBytes;
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| 234 | lpb += pwc->WinPos.x*nBypp;
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| 235 |
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| 236 | lpbb += (pwc->height-1) * pwc->ScanWidth;
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| 237 |
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| 238 | for(int y=0; y<pwc->height; y++)
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| 239 | {
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| 240 | memcpy(lpb,lpbb,bpl);
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| 241 |
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| 242 | lpb+=DiveCaps.ulScanLineBytes;
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| 243 | lpbb-=pwc->ScanWidth;
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| 244 | }
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| 245 | }
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| 246 | else
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| 247 | {
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| 248 | rc=DiveEndImageBufferAccess(pwc->hDiveInstance,
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| 249 | pwc->BackBufferNumber);
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| 250 |
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| 251 | rc=DiveBlitImage(pwc->hDiveInstance,
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| 252 | pwc->BackBufferNumber,
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| 253 | DIVE_BUFFER_SCREEN);
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| 254 |
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| 255 | ULONG bsl;
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| 256 |
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| 257 | rc=DiveBeginImageBufferAccess(pwc->hDiveInstance,
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| 258 | pwc->BackBufferNumber,
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| 259 | &pwc->pbPixels,
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| 260 | &pwc->ScanWidth,
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| 261 | &bsl);
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| 262 | }
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| 263 | }
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| 264 |
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| 265 | void DiveDefineRegion(PWMC wc,HWND hWnd)
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| 266 | {
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| 267 | RGNRECT rgnCtl;
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| 268 | HWND hwnd=Win32ToOS2Handle(hWnd);
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| 269 | ULONG rc;
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| 270 |
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| 271 |
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| 272 | rgnCtl.ircStart=0;
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| 273 | rgnCtl.crc=50;
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| 274 | rgnCtl.ulDirection=RECTDIR_LFRT_TOPBOT;
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| 275 |
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| 276 | if(wc->hrgn)
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| 277 | GpiDestroyRegion(wc->hps,wc->hrgn);
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| 278 |
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| 279 | if(wc->hps)
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| 280 | WinReleasePS(wc->hps);
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| 281 |
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| 282 | wc->hps=WinGetPS(hwnd);
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| 283 |
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| 284 | wc->hrgn=(ULONG)GpiCreateRegion(wc->hps,0,NULL);
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| 285 |
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| 286 | rc=WinQueryVisibleRegion(hwnd,wc->hrgn);
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| 287 |
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| 288 | rc=GpiQueryRegionRects(wc->hps,wc->hrgn,NULL,&rgnCtl,(RECTL *)wc->rctls);
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| 289 |
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| 290 | wc->NumClipRects=rgnCtl.crcReturned;
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| 291 | }
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| 292 |
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| 293 | ULONG DiveBlitSetup(PWMC wc,BOOL fActivate)
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| 294 | {
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| 295 | SETUP_BLITTER setup;
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| 296 | POINTL pointl;
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| 297 | SWP swp;
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| 298 | ULONG rc;
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| 299 |
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| 300 | if(!wc)
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| 301 | return 0;
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| 302 |
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| 303 | if(!fActivate)
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| 304 | return DiveSetupBlitter(wc->hDiveInstance,0);
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| 305 |
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| 306 | DiveDefineRegion(wc,wc->hwnd);
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| 307 |
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| 308 | /* If not double-buffered we don't actually need to setup the blitter! */
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| 309 | /* Also, if setting up the blitter failed once, it will probably fail */
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| 310 | /* again, so no need to pursue this piece of logic... */
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| 311 | if(!wc->db_flag || wc->DiveSoftwareBlit)
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| 312 | return 0;
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| 313 |
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| 314 | memset(&setup,0,sizeof(SETUP_BLITTER));
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| 315 |
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| 316 | setup.ulStructLen=sizeof(SETUP_BLITTER);
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| 317 |
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| 318 | setup.fInvert=1;
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| 319 |
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| 320 | setup.fccSrcColorFormat=GetFOURCC(wc->pixelformat);
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| 321 | setup.fccDstColorFormat=FOURCC_SCRN;
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| 322 |
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| 323 | setup.ulSrcWidth=wc->awidth;
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| 324 | setup.ulDstWidth=wc->awidth;
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| 325 | setup.ulSrcHeight=wc->aheight;
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| 326 | setup.ulDstHeight=wc->aheight;
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| 327 |
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| 328 | WinQueryWindowPos(Win32ToOS2Handle(wc->hwnd),&swp);
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| 329 |
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| 330 | pointl.x=swp.x; pointl.y=swp.y;
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| 331 |
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| 332 | WinMapWindowPoints(WinQueryWindow(Win32ToOS2Handle(wc->hwnd),QW_PARENT),
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| 333 | HWND_DESKTOP,
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| 334 | &pointl,
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| 335 | 1);
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| 336 |
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| 337 | setup.lScreenPosX=pointl.x;
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| 338 | setup.lScreenPosY=pointl.y;
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| 339 |
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| 340 | setup.ulNumDstRects=wc->NumClipRects;
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| 341 | setup.pVisDstRects=(RECTL *)wc->rctls;
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| 342 |
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| 343 | rc=DiveSetupBlitter(wc->hDiveInstance,&setup);
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| 344 |
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| 345 | if(rc==DIVE_ERR_INVALID_CONVERSION)
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| 346 | {
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| 347 | /* Hmmm, my Matrox does this all the time in 24-bit depth mode */
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| 348 | /* It works in lower color-depths, but in order to use Dive even */
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| 349 | /* if the conversion-code in DIVE is somehow malfunctioning use */
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| 350 | /* a software blitter to blit the image. Do however change the */
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| 351 | /* backbuffer's pixelformat to that of the screen. */
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| 352 | wc->DiveSoftwareBlit=TRUE;
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| 353 |
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| 354 | rc=0;
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| 355 | }
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| 356 |
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| 357 | return rc;
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| 358 | }
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| 359 |
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| 360 | MRESULT EXPENTRY os2DiveWndProc(HWND hwnd,ULONG msg,MPARAM mp1,MPARAM mp2)
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| 361 | {
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| 362 | PFNWP f=QueryFn(hwnd);
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| 363 | ULONG rc;
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| 364 |
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| 365 | switch(msg)
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| 366 | {
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| 367 | case WM_VRNENABLED:
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| 368 | if(Current)
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| 369 | {
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| 370 | DiveBlitSetup(Current,TRUE);
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| 371 | WMesaUpdateScreenPos(Current,Current->hwnd);
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| 372 | }
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| 373 | break;
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| 374 |
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| 375 | case WM_VRNDISABLED:
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| 376 | if(Current)
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| 377 | DiveBlitSetup(Current,FALSE);
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| 378 | break;
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| 379 |
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| 380 | case WM_SETFOCUS:
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| 381 | if(Current)
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| 382 | DiveDefineRegion(Current,Current->hwnd);
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| 383 | break;
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| 384 |
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| 385 | case WM_SIZE:
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| 386 | if(Current)
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| 387 | {
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| 388 | WMesaUpdateScreenPos(Current,Current->hwnd);
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| 389 | /* DiveResizeBuffers(Current->width,Current->Height);*/
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| 390 | }
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| 391 | break;
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| 392 |
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| 393 | case WM_DESTROY:
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| 394 | WinSetVisibleRegionNotify(hwnd,FALSE);
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| 395 | break;
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| 396 | }
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| 397 |
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| 398 | return (*f)(hwnd,msg,mp1,mp2);
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| 399 | }
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| 400 |
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| 401 | PBYTE AllocateBuffer(int width,int height,int pf,ULONG *s)
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| 402 | {
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| 403 | *s=width*4;
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| 404 |
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| 405 | return (PBYTE)malloc(width*height*4);
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| 406 | }
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| 407 |
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| 408 | /*
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| 409 | * doInit - do work required for every instance of the application:
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| 410 | * create the window, initialize data
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| 411 | */
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| 412 | BOOL DiveInit( PWMC wc, HWND hwnd)
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| 413 | {
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| 414 | ULONG rc;
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| 415 | RECT rect;
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| 416 |
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| 417 | /* wc->fullScreen = displayOptions.fullScreen;
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| 418 | wc->gMode = displayOptions.mode;*/
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| 419 | wc->hwnd = hwnd;
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| 420 |
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| 421 | /* Register Region change Notifications for our window */
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| 422 | /* This allows us to set the correct clipping rects and window position */
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| 423 | /* We must subclass the OS/2 hwnd in order to accomplish this, since the*/
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| 424 | /* WM_VRNxxxxx messages are not relayed to the WIN hwnd. */
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| 425 | PFNWP f=WinSubclassWindow(Win32ToOS2Handle(hwnd),(PFNWP)os2DiveWndProc);
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| 426 | StoreFn(Win32ToOS2Handle(hwnd),f);
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| 427 |
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| 428 | WinSetVisibleRegionNotify(Win32ToOS2Handle(hwnd),TRUE);
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| 429 |
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| 430 | /* stereo_flag = displayOptions.stereo;
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| 431 |
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| 432 | if(wc->db_flag!= TRUE)
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| 433 | stereo_flag = FALSE;
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| 434 | */
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| 435 | rc=DiveOpen(&wc->hDiveInstance,
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| 436 | FALSE,
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| 437 | &wc->ppFrameBuffer);
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| 438 |
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[3598] | 439 | dprintf(("OPENGL32: Created a new dive-instance (%08X) - pfb %08X - rc was %d",
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| 440 | wc->hDiveInstance,
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| 441 | wc->ppFrameBuffer,
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| 442 | rc));
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[2962] | 443 |
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| 444 | if(rc)
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| 445 | return FALSE;
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| 446 | /* For later? Switch to FullScreen mode ...
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| 447 | switch( wc->gMode )
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| 448 | {
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| 449 | case 1: ddrval = DiveSetDisplayMode( wc->lpDD, 640, 480, displayOptions.bpp); break;
|
---|
| 450 | case 2: ddrval = DiveSetDisplayMode( wc->lpDD, 800, 600, displayOptions.bpp); break;
|
---|
| 451 | case 3: ddrval = DiveSetDisplayMode( wc->lpDD, 1024, 768, displayOptions.bpp); break;
|
---|
| 452 | case 4: ddrval = DiveSetDisplayMode( wc->lpDD, 1152, 864, displayOptions.bpp); break;
|
---|
| 453 | case 5: ddrval = DiveSetDisplayMode( wc->lpDD, 1280, 1024, displayOptions.bpp); break;
|
---|
| 454 | }
|
---|
| 455 | */
|
---|
| 456 |
|
---|
| 457 | /* If in double-buffer mode allocate an offscreen rendering buffer! */
|
---|
| 458 | if(wc->db_flag)
|
---|
| 459 | {
|
---|
| 460 | wc->BackBufferNumber=0;
|
---|
| 461 |
|
---|
| 462 | wc->awidth=wc->width;
|
---|
| 463 | wc->aheight=wc->height;
|
---|
| 464 |
|
---|
| 465 | rc=DiveAllocImageBuffer(wc->hDiveInstance,
|
---|
| 466 | &wc->BackBufferNumber,
|
---|
| 467 | GetFOURCC(wc->pixelformat),
|
---|
| 468 | wc->awidth,
|
---|
| 469 | wc->aheight,
|
---|
| 470 | 0,
|
---|
| 471 | 0);
|
---|
| 472 |
|
---|
[3598] | 473 | dprintf(("Allocated imagebuffer %d (double-buffered screen). rc is %d",wc->BackBufferNumber,rc));
|
---|
[2962] | 474 |
|
---|
| 475 | if(rc==DIVE_ERR_SOURCE_FORMAT)
|
---|
| 476 | {
|
---|
| 477 | /* Darn - the driver doesn't support the format we want! */
|
---|
| 478 | /* Well, just allocate it ourselves then!! */
|
---|
| 479 | wc->BackBufferOwnAllocation=TRUE;
|
---|
| 480 |
|
---|
| 481 | wc->pbPixels=AllocateBuffer(wc->awidth,
|
---|
| 482 | wc->aheight,
|
---|
| 483 | wc->pixelformat,
|
---|
| 484 | &wc->ScanWidth);
|
---|
| 485 |
|
---|
| 486 | wc->BackBufferNumber=0;
|
---|
| 487 |
|
---|
| 488 | rc=DiveAllocImageBuffer(wc->hDiveInstance,
|
---|
| 489 | &wc->BackBufferNumber,
|
---|
| 490 | GetFOURCC(wc->pixelformat),
|
---|
| 491 | wc->awidth,
|
---|
| 492 | wc->aheight,
|
---|
| 493 | wc->ScanWidth,
|
---|
| 494 | wc->pbPixels);
|
---|
| 495 |
|
---|
[3598] | 496 | dprintf(("Allocated imagebuffer @%08X. rc is %d",wc->pbPixels,rc));
|
---|
[2962] | 497 | }
|
---|
| 498 | else
|
---|
| 499 | {
|
---|
| 500 | if(rc)
|
---|
| 501 | {
|
---|
| 502 | DiveClose(wc->hDiveInstance);
|
---|
| 503 | wc->hDiveInstance=0;
|
---|
| 504 |
|
---|
| 505 | return FALSE;
|
---|
| 506 | }
|
---|
| 507 | }
|
---|
| 508 |
|
---|
| 509 | ULONG bsl;
|
---|
| 510 |
|
---|
| 511 | rc=DiveBeginImageBufferAccess(wc->hDiveInstance,
|
---|
| 512 | wc->BackBufferNumber,
|
---|
| 513 | &wc->pbPixels,
|
---|
| 514 | &wc->ScanWidth,
|
---|
| 515 | &bsl);
|
---|
| 516 |
|
---|
| 517 | if(rc)
|
---|
| 518 | {
|
---|
| 519 | DiveFree(wc);
|
---|
| 520 |
|
---|
| 521 | return FALSE;
|
---|
| 522 | }
|
---|
| 523 |
|
---|
| 524 | rc=DiveBlitSetup(wc,TRUE);
|
---|
| 525 |
|
---|
| 526 | if(rc)
|
---|
| 527 | {
|
---|
| 528 | DiveFree(wc);
|
---|
| 529 |
|
---|
| 530 | return FALSE;
|
---|
| 531 | }
|
---|
| 532 | }
|
---|
| 533 |
|
---|
| 534 | return TRUE;
|
---|
| 535 | }
|
---|
| 536 |
|
---|
| 537 | void DiveFree(PWMC wc)
|
---|
| 538 | {
|
---|
| 539 | ULONG rc;
|
---|
| 540 |
|
---|
| 541 | if(wc->hDiveInstance!=0)
|
---|
| 542 | {
|
---|
| 543 | if(wc->BackBufferNumber) /* A backbuffer allocated??*/
|
---|
| 544 | {
|
---|
| 545 | rc=DiveEndImageBufferAccess(wc->hDiveInstance,
|
---|
| 546 | wc->BackBufferNumber);
|
---|
| 547 |
|
---|
| 548 | rc=DiveFreeImageBuffer(wc->hDiveInstance,
|
---|
| 549 | wc->BackBufferNumber);
|
---|
| 550 |
|
---|
| 551 | }
|
---|
| 552 |
|
---|
| 553 | wc->BackBufferNumber=0;
|
---|
| 554 |
|
---|
| 555 | rc=DiveClose(wc->hDiveInstance);
|
---|
| 556 |
|
---|
| 557 | wc->hDiveInstance=0;
|
---|
| 558 | }
|
---|
| 559 | }
|
---|
| 560 |
|
---|
| 561 | void _System DiveGlobalInitialize(void)/* Called by INITTERM */
|
---|
| 562 | {
|
---|
| 563 | DiveQueryCaps(&DiveCaps,DIVE_BUFFER_SCREEN);
|
---|
[3598] | 564 | /*
|
---|
| 565 | WriteLog("OPENGL32: Dive Capabilities\n");
|
---|
| 566 | WriteLog("OPENGL32: ulPlaneCount %d\n",DiveCaps.ulPlaneCount);
|
---|
| 567 | WriteLog("OPENGL32: fScreenDirect %d\n",DiveCaps.fScreenDirect);
|
---|
| 568 | WriteLog("OPENGL32: fBankSwitched %d\n",DiveCaps.fBankSwitched);
|
---|
| 569 | WriteLog("OPENGL32: ulDepth %d\n",DiveCaps.ulDepth);
|
---|
| 570 | WriteLog("OPENGL32: ulHorizontalResolution %d\n",DiveCaps.ulHorizontalResolution);
|
---|
| 571 | WriteLog("OPENGL32: ulVerticalResolution %d\n",DiveCaps.ulVerticalResolution);
|
---|
| 572 | WriteLog("OPENGL32: ulScanLineBytes %d\n",DiveCaps.ulScanLineBytes);
|
---|
| 573 | WriteLog("OPENGL32: fccColorEncoding %08X\n",DiveCaps.fccColorEncoding);
|
---|
| 574 | WriteLog("OPENGL32: ulApertureSize %d\n",DiveCaps.ulApertureSize);
|
---|
| 575 | WriteLog("OPENGL32: ulInputFormats %d\n",DiveCaps.ulInputFormats);
|
---|
| 576 | WriteLog("OPENGL32: ulOutputFormats %d\n",DiveCaps.ulOutputFormats);
|
---|
| 577 | WriteLog("OPENGL32: ulFormatLength %d\n",DiveCaps.ulFormatLength);
|
---|
| 578 | WriteLog("OPENGL32: pFormatData %08X\n",DiveCaps.pFormatData);
|
---|
| 579 | */
|
---|
[2962] | 580 | }
|
---|
| 581 |
|
---|
| 582 | void _System DiveGlobalTerminate(void)
|
---|
| 583 | {
|
---|
| 584 | if(Current)
|
---|
| 585 | {
|
---|
| 586 | PWMC c=Current;
|
---|
| 587 |
|
---|
| 588 | Current=0;
|
---|
| 589 |
|
---|
| 590 | if(c->BackBufferNumber)
|
---|
| 591 | {
|
---|
| 592 | ULONG ulb=c->BackBufferNumber;
|
---|
| 593 |
|
---|
| 594 | c->BackBufferNumber=0;
|
---|
| 595 |
|
---|
| 596 | DiveEndImageBufferAccess(Current->hDiveInstance,ulb);
|
---|
| 597 | }
|
---|
| 598 | }
|
---|
| 599 | }
|
---|
| 600 |
|
---|
| 601 | BOOL _System DiveDirectAccess(void)
|
---|
| 602 | {
|
---|
| 603 | return DiveCaps.fScreenDirect;
|
---|
| 604 | }
|
---|
| 605 |
|
---|
| 606 | ULONG _System DiveQueryDepth(void)
|
---|
| 607 | {
|
---|
| 608 | return DiveCaps.ulDepth;
|
---|
| 609 | }
|
---|
| 610 |
|
---|
| 611 | ULONG _System DiveQueryNativePixelFormat(void)
|
---|
| 612 | {
|
---|
| 613 | switch(DiveCaps.fccColorEncoding)
|
---|
| 614 | {
|
---|
| 615 | case FOURCC_LUT8:
|
---|
| 616 | return PF_INDEX8;
|
---|
| 617 |
|
---|
| 618 | case FOURCC_BGR4:
|
---|
| 619 | return PF_8A8B8G8R;
|
---|
| 620 |
|
---|
| 621 | case FOURCC_RGB3:
|
---|
| 622 | return PF_8R8G8B;
|
---|
| 623 |
|
---|
| 624 | case FOURCC_R565:
|
---|
| 625 | return PF_5R6G5B;
|
---|
| 626 |
|
---|
| 627 | case FOURCC_GREY:
|
---|
| 628 | return PF_GRAYSCALE;
|
---|
| 629 |
|
---|
| 630 | default:
|
---|
| 631 | break;
|
---|
| 632 | }
|
---|
| 633 |
|
---|
| 634 | return 0;
|
---|
| 635 | }
|
---|
| 636 |
|
---|
| 637 | void _System DiveResizeBuffers(GLint width,GLint height)
|
---|
| 638 | {
|
---|
| 639 | ULONG rc;
|
---|
| 640 |
|
---|
| 641 | if(!Current)
|
---|
| 642 | return;
|
---|
| 643 |
|
---|
| 644 | if(Current->awidth==width && Current->aheight==height)
|
---|
| 645 | return;
|
---|
| 646 |
|
---|
| 647 | DiveBlitSetup(Current,FALSE);
|
---|
| 648 |
|
---|
| 649 | Current->awidth=width;
|
---|
| 650 | Current->aheight=height;
|
---|
| 651 |
|
---|
| 652 | if(Current->db_flag)
|
---|
| 653 | {
|
---|
| 654 | rc=DiveEndImageBufferAccess(Current->hDiveInstance,
|
---|
| 655 | Current->BackBufferNumber);
|
---|
| 656 |
|
---|
| 657 | rc=DiveFreeImageBuffer(Current->hDiveInstance,
|
---|
| 658 | Current->BackBufferNumber);
|
---|
| 659 |
|
---|
| 660 | if(Current->BackBufferOwnAllocation)
|
---|
| 661 | {
|
---|
| 662 | free(Current->pbPixels);
|
---|
| 663 |
|
---|
| 664 | Current->pbPixels=AllocateBuffer(Current->awidth,
|
---|
| 665 | Current->aheight,
|
---|
| 666 | Current->pixelformat,
|
---|
| 667 | &Current->ScanWidth);
|
---|
| 668 |
|
---|
| 669 | Current->BackBufferNumber=0;
|
---|
| 670 |
|
---|
| 671 | rc=DiveAllocImageBuffer(Current->hDiveInstance,
|
---|
| 672 | &Current->BackBufferNumber,
|
---|
| 673 | GetFOURCC(Current->pixelformat),
|
---|
| 674 | Current->awidth,
|
---|
| 675 | Current->aheight,
|
---|
| 676 | Current->ScanWidth,
|
---|
| 677 | Current->pbPixels);
|
---|
| 678 |
|
---|
| 679 | ULONG bsl;
|
---|
| 680 |
|
---|
| 681 | rc=DiveBeginImageBufferAccess(Current->hDiveInstance,
|
---|
| 682 | Current->BackBufferNumber,
|
---|
| 683 | &Current->pbPixels,
|
---|
| 684 | &Current->ScanWidth,
|
---|
| 685 | &bsl);
|
---|
| 686 | }
|
---|
| 687 | else
|
---|
| 688 | {
|
---|
| 689 | Current->BackBufferNumber=0;
|
---|
| 690 |
|
---|
| 691 | rc=DiveAllocImageBuffer(Current->hDiveInstance,
|
---|
| 692 | &Current->BackBufferNumber,
|
---|
| 693 | GetFOURCC(Current->pixelformat),
|
---|
| 694 | Current->awidth,
|
---|
| 695 | Current->aheight,
|
---|
| 696 | 0,
|
---|
| 697 | 0);
|
---|
| 698 |
|
---|
| 699 | ULONG bsl;
|
---|
| 700 |
|
---|
| 701 | rc=DiveBeginImageBufferAccess(Current->hDiveInstance,
|
---|
| 702 | Current->BackBufferNumber,
|
---|
| 703 | &Current->pbPixels,
|
---|
| 704 | &Current->ScanWidth,
|
---|
| 705 | &bsl);
|
---|
| 706 | }
|
---|
| 707 | }
|
---|
| 708 |
|
---|
| 709 | DiveBlitSetup(Current,TRUE);
|
---|
| 710 | }
|
---|
[3598] | 711 | #endif
|
---|