source: trunk/src/ddraw/OS2PALETTE.CPP@ 7885

Last change on this file since 7885 was 6935, checked in by sandervl, 24 years ago

take clipping info into account when blitting
File size: 8.9 KB
Line 
1/* $Id: OS2PALETTE.CPP,v 1.15 2001-10-03 13:49:40 sandervl Exp $ */
2
3/*
4 * DX palette class implementation
5 *
6 * Copyright 1998 Sander van Leeuwen
7 * Copyright 1999 Markus Montkowski
8 *
9 * Project Odin Software License can be found in LICENSE.TXT
10 *
11 */
12
13#include <stdio.h>
14#include <stdlib.h>
15#include <string.h>
16#include <memory.h>
17#define INITGUID
18#include "os2ddraw.h"
19#include "os2clipper.h"
20#include "os2palette.h"
21#include "os2surface.h"
22#define _OS2WIN_H
23#define FAR
24#include <misc.h>
25#include "os2palset.h"
26#include "os2fsdd.h"
27#include <winerror.h>
28
29#undef THIS
30#define THIS IDirectDrawPalette*
31
32//******************************************************************************
33//******************************************************************************
34OS2IDirectDrawPalette::OS2IDirectDrawPalette( VOID *lpDirectDraw,
35 int palsize,
36 LPPALETTEENTRY lpColorTable,
37 DWORD dwPalFlags) :
38 Referenced(0), os2pal(NULL),
39 lastError(DD_OK), lpDraw(NULL)
40
41{
42 lpVtbl = &Vtbl;
43 Vtbl.AddRef = PalAddRef;
44 Vtbl.Release = PalRelease;
45 Vtbl.QueryInterface = PalQueryInterface;
46 Vtbl.GetCaps = PalGetCaps;
47 Vtbl.GetEntries = PalGetEntries;
48 Vtbl.Initialize = PalInitialize;
49 Vtbl.SetEntries = PalSetEntries;
50
51 lpDraw = lpDirectDraw;
52 ((OS2IDirectDraw*)lpDraw)->Vtbl.AddRef(lpDraw);
53 hDive = ((OS2IDirectDraw*)lpDirectDraw)->GetDiveInstance();
54 dwCaps = dwPalFlags;
55 hDiveCC = ((OS2IDirectDraw*)lpDirectDraw)->GetCCDiveInstance();
56
57 dwSize = palsize;
58 if(256==dwSize)
59 dwCaps |= DDPCAPS_ALLOW256;
60 dwCaps &= ~DDPCAPS_VSYNC; // No sync change
61
62 os2pal = (LPPALETTEENTRY)malloc(palsize*sizeof(PALETTEENTRY));
63 memcpy((char *)os2pal, (char *)lpColorTable, palsize*sizeof(PALETTEENTRY));
64
65 dprintf(("DDRAW: Init CC PalTable"));
66 for(DWORD i=0;i<dwSize;i++)
67 {
68 aPal16[i] = (lpColorTable[i].peBlue>>3) +
69 ((lpColorTable[i].peGreen>>2) <<5) +
70 ((lpColorTable[i].peRed>>3) << 11);
71 dprintf(( " # %d : RGB=%02X/%02X/%02X => %04X\n",
72 i,
73 lpColorTable[i].peRed,
74 lpColorTable[i].peGreen,
75 lpColorTable[i].peBlue,
76 aPal16[i]));
77 aPal24[i] = (lpColorTable[i].peBlue <<8) +
78 (lpColorTable[i].peGreen<<16) +
79 (lpColorTable[i].peRed<<24);
80 }
81}
82//******************************************************************************
83//******************************************************************************
84OS2IDirectDrawPalette::~OS2IDirectDrawPalette()
85{
86 if(os2pal)
87 free(os2pal);
88 ((OS2IDirectDraw*)lpDraw)->Vtbl.Release((OS2IDirectDraw*)lpDraw);
89}
90//******************************************************************************
91//******************************************************************************
92HRESULT __stdcall PalQueryInterface(THIS This, REFIID riid, LPVOID FAR * ppvObj)
93{
94 dprintf(("DDRAW: OS2IDirectDrawPalette::PalQueryInterface"));
95
96 *ppvObj = NULL;
97
98 if(!IsEqualGUID(riid, IID_IDirectDrawPalette))
99//&& !IsEqualGUID(riid, IID_IUnknown))
100 return E_NOINTERFACE;
101
102 *ppvObj = This;
103
104 PalAddRef(This);
105 return(DD_OK);
106}
107//******************************************************************************
108//******************************************************************************
109ULONG __stdcall PalAddRef(THIS This)
110{
111 OS2IDirectDrawPalette *me = (OS2IDirectDrawPalette *)This;
112
113 dprintf(("DDRAW: OS2IDirectDrawPalette::PalAddRef %d", me->Referenced+1));
114
115 return (++me->Referenced);
116}
117//******************************************************************************
118//******************************************************************************
119ULONG __stdcall PalRelease(THIS This)
120{
121 OS2IDirectDrawPalette *me = (OS2IDirectDrawPalette *)This;
122
123 dprintf(("DDRAW: OS2IDirectDrawPalette::PalRelease %d", me->Referenced-1));
124
125 if(me->Referenced)
126 {
127 me->Referenced--;
128 if(me->Referenced == 0)
129 {
130 delete(me);
131 return(0);
132 }
133 else
134 return (me->Referenced);
135 }
136 else
137 return(0);
138}
139//******************************************************************************
140//******************************************************************************
141HRESULT __stdcall PalGetCaps(THIS This, LPDWORD lpdwCaps)
142{
143 OS2IDirectDrawPalette *me = (OS2IDirectDrawPalette *)This;
144
145 dprintf(("DDRAW: OS2IDirectDrawPalette::GetCaps"));
146
147 if(NULL== lpdwCaps)
148 return(DDERR_INVALIDPARAMS);
149
150 *lpdwCaps = me->dwCaps;
151
152 if(me->fAttachedToPrimary)
153 *lpdwCaps |= DDPCAPS_PRIMARYSURFACE;
154
155 return(DD_OK);
156}
157
158//******************************************************************************
159//******************************************************************************
160HRESULT __stdcall PalGetEntries(THIS This, DWORD dwFlags,
161 DWORD dwBase,
162 DWORD dwNumEntries,
163 LPPALETTEENTRY lpEntries)
164{
165 OS2IDirectDrawPalette *me = (OS2IDirectDrawPalette *)This;
166
167 dprintf(("DDRAW: OS2IDirectDrawPalette::PalGetEntries"));
168
169 if ((NULL == lpEntries) || (0 != dwFlags) || (dwBase > 0xFFFF) ||
170 ((dwBase + dwNumEntries) > me->dwSize))
171 return(DDERR_INVALIDPARAMS);
172
173 memcpy( (char *)lpEntries,
174 (char *)(me->os2pal + dwBase),
175 dwNumEntries*sizeof(PALETTEENTRY));
176
177 return(DD_OK);
178}
179
180//******************************************************************************
181//******************************************************************************
182HRESULT __stdcall PalInitialize(THIS, LPDIRECTDRAW, DWORD, LPPALETTEENTRY)
183{
184 dprintf(("DDRAW: OS2IDirectDrawPalette::PalInitialize"));
185 return(DDERR_ALREADYINITIALIZED);
186}
187//******************************************************************************
188//******************************************************************************
189HRESULT __stdcall PalSetEntries(THIS This, DWORD dwFlags,
190 DWORD dwBase,
191 DWORD dwNumEntries,
192 LPPALETTEENTRY lpNewEntries)
193{
194 OS2IDirectDrawPalette *me = (OS2IDirectDrawPalette *)This;
195
196 dprintf(("DDRAW: OS2IDirectDrawPalette::PalSetEntries\n"));
197 if ((NULL == lpNewEntries) || (0 != dwFlags) || (dwBase > 0xFFFF) ||
198 ((dwBase + dwNumEntries) > me->dwSize))
199 return(DDERR_INVALIDPARAMS);
200
201 memcpy((char *)(me->os2pal + dwBase),
202 (char *)lpNewEntries,
203 dwNumEntries*sizeof(PALETTEENTRY));
204
205 dprintf(("DDRAW: Setting up CC Palentries:\n"));
206 for(DWORD i=0;i<dwNumEntries;i++)
207 {
208 me->aPal16[dwBase+i] = (lpNewEntries[i].peBlue>>3) +
209 ((lpNewEntries[i].peGreen>>2) <<5) +
210 ((lpNewEntries[i].peRed>>3) << 11);
211 dprintf(( " # %d : RGB=%02X/%02X/%02X => %04X\n",
212 dwBase+i,
213 lpNewEntries[i].peRed,
214 lpNewEntries[i].peGreen,
215 lpNewEntries[i].peBlue,
216 me->aPal16[dwBase+i]));
217 me->aPal24[dwBase+i] = (lpNewEntries[i].peBlue <<8) +
218 (lpNewEntries[i].peGreen<<16) +
219 (lpNewEntries[i].peRed<<24);
220 }
221
222 if (8==((OS2IDirectDraw*)me->lpDraw)->dCaps.ulDepth)
223 {
224 if(me->fAttachedToPrimary)
225 me->SetPhysPalette();
226 }
227 else
228 {
229 if(NULL!=((OS2IDirectDraw*)me->lpDraw)->pPrimSurf)
230 ((OS2IDirectDrawSurface*)((OS2IDirectDraw*)me->lpDraw)->pPrimSurf)->ColorConversion(NULL);
231 }
232 return(DD_OK);
233}
234//******************************************************************************
235//******************************************************************************
236void OS2IDirectDrawPalette::SetPhysPalette()
237{
238 // Run appropriate code depening on whether FS DDraw is enabled
239 if (bUseFSDD)
240 SetSVGAPalette(os2pal);
241 else
242 OS2SetPhysPalette(os2pal);
243}
244//******************************************************************************
245//******************************************************************************
246void OS2IDirectDrawPalette::RestorePhysPalette()
247{
248 OS2ResetPhysPalette();
249}
250//******************************************************************************
251//******************************************************************************
252void OS2IDirectDrawPalette::SetIsPrimary(BOOL fNewVal)
253{
254 if(fNewVal==fAttachedToPrimary)
255 return;
256 fAttachedToPrimary = fNewVal;
257
258 /*
259 if(fAttachedToPrimary)
260 {
261 if(NULL!=hDiveCC)
262 DiveSetSourcePalette( hDiveCC,
263 0,
264 255,
265 (PBYTE)os2pal);
266 else
267 SetPhysPalette();
268 }
269 */
270}
271//******************************************************************************
272//******************************************************************************
273
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