Mercurial > sdl-ios-xcode
annotate src/video/fbcon/SDL_fbmatrox.c @ 1558:b46bb79cc197
Fixed bug #113:
Date: Sat, 16 Apr 2005 08:39:22 +1000
From: "Eric Mangold"
Subject: [SDL] Window manager does not show SDL window titles
Hello,
I have an issue with SDL-using applications and the sawfish window manager.
The problem is that SDL windows do not show the window caption. My gnome
panel *does* show the window name, but the actual sawfish window frame
shows no caption at all. All other non-SDL applications that I use work
fine.
I tried a couple other window managers, and they *were* able to show the
SDL window captions correctly. Though there many be other WMs that can't.
I believe the problem is that SDL is using the UTF8_STRING type for the
window's WM_NAME and WM_ICON properties. In fact, WM_NAME and WM_ICON are
supposed to set to a TEXT type, usually STRING (ISO 8859-1).
The property names _NET_WM_NAME and _NET_WM_ICON_NAME should be used to
store the UTF8_STRING versions of the window title and icon name.
You can see the properties I refer to with a command like this:
xprop|grep -e "WM.*NAME"
Please note the freedesktop.org standard:
http://standards.freedesktop.org/wm-spec/wm-spec-1.3.html#id2506954
This page talks a little bit about the history of these properties. Just
search down the page for "WM_NAME".
http://www.cl.cam.ac.uk/~mgk25/unicode.html
Please let me know if I can be of any assistance in resolving this issue.
Thanks,
Eric Mangold
author | Sam Lantinga <slouken@libsdl.org> |
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date | Mon, 20 Mar 2006 07:31:36 +0000 |
parents | d910939febfa |
children | 14717b52abc0 |
rev | line source |
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0 | 1 /* |
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2 SDL - Simple DirectMedia Layer |
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3 Copyright (C) 1997-2006 Sam Lantinga |
0 | 4 |
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5 This library is free software; you can redistribute it and/or |
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6 modify it under the terms of the GNU Lesser General Public |
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7 License as published by the Free Software Foundation; either |
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8 version 2.1 of the License, or (at your option) any later version. |
0 | 9 |
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10 This library is distributed in the hope that it will be useful, |
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 Lesser General Public License for more details. |
0 | 14 |
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15 You should have received a copy of the GNU Lesser General Public |
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16 License along with this library; if not, write to the Free Software |
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
0 | 18 |
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19 Sam Lantinga |
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20 slouken@libsdl.org |
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21 */ |
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22 #include "SDL_config.h" |
0 | 23 |
24 #include "SDL_video.h" | |
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25 #include "../SDL_blit.h" |
0 | 26 #include "SDL_fbmatrox.h" |
27 #include "matrox_mmio.h" | |
28 | |
29 | |
30 /* Wait for vertical retrace - taken from the XFree86 Matrox driver */ | |
31 static void WaitVBL(_THIS) | |
32 { | |
33 int count; | |
34 | |
35 /* find start of retrace */ | |
36 mga_waitidle(); | |
37 while ( (mga_in8(0x1FDA) & 0x08) ) | |
38 ; | |
39 while ( !(mga_in8(0x1FDA) & 0x08) ) | |
40 ; | |
41 /* wait until we're past the start */ | |
42 count = mga_in32(0x1E20) + 2; | |
43 while ( mga_in32(0x1E20) < count ) | |
44 ; | |
45 } | |
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46 static void WaitIdle(_THIS) |
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47 { |
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48 mga_waitidle(); |
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49 } |
0 | 50 |
51 /* Sets video mem colorkey and accelerated blit function */ | |
52 static int SetHWColorKey(_THIS, SDL_Surface *surface, Uint32 key) | |
53 { | |
54 return(0); | |
55 } | |
56 | |
57 /* Sets per surface hardware alpha value */ | |
20 | 58 #if 0 |
0 | 59 static int SetHWAlpha(_THIS, SDL_Surface *surface, Uint8 value) |
60 { | |
61 return(0); | |
62 } | |
20 | 63 #endif |
0 | 64 |
65 static int FillHWRect(_THIS, SDL_Surface *dst, SDL_Rect *rect, Uint32 color) | |
66 { | |
67 int dstX, dstY; | |
68 Uint32 fxbndry; | |
69 Uint32 ydstlen; | |
70 Uint32 fillop; | |
71 | |
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72 /* Don't blit to the display surface when switched away */ |
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73 if ( dst == this->screen ) { |
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74 SDL_mutexP(hw_lock); |
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75 } |
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76 |
0 | 77 switch (dst->format->BytesPerPixel) { |
78 case 1: | |
79 color |= (color<<8); | |
80 case 2: | |
81 color |= (color<<16); | |
82 break; | |
83 } | |
84 | |
85 /* Set up the X/Y base coordinates */ | |
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86 FB_dst_to_xy(this, dst, &dstX, &dstY); |
0 | 87 |
88 /* Adjust for the current rectangle */ | |
89 dstX += rect->x; | |
90 dstY += rect->y; | |
91 | |
92 /* Set up the X boundaries */ | |
93 fxbndry = (dstX | ((dstX+rect->w) << 16)); | |
94 | |
95 /* Set up the Y boundaries */ | |
96 ydstlen = (rect->h | (dstY << 16)); | |
97 | |
98 /* Set up for color fill operation */ | |
99 fillop = MGADWG_TRAP | MGADWG_SOLID | | |
100 MGADWG_ARZERO | MGADWG_SGNZERO | MGADWG_SHIFTZERO; | |
101 | |
102 /* Execute the operations! */ | |
103 mga_wait(5); | |
104 mga_out32(MGAREG_DWGCTL, fillop | MGADWG_REPLACE); | |
105 mga_out32(MGAREG_FCOL, color); | |
106 mga_out32(MGAREG_FXBNDRY, fxbndry); | |
107 mga_out32(MGAREG_YDSTLEN + MGAREG_EXEC, ydstlen); | |
106
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108 |
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109 FB_AddBusySurface(dst); |
0 | 110 |
109
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111 if ( dst == this->screen ) { |
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112 SDL_mutexV(hw_lock); |
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113 } |
0 | 114 return(0); |
115 } | |
116 | |
117 static int HWAccelBlit(SDL_Surface *src, SDL_Rect *srcrect, | |
118 SDL_Surface *dst, SDL_Rect *dstrect) | |
119 { | |
109
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120 SDL_VideoDevice *this = current_video; |
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121 int pitch, w, h; |
0 | 122 int srcX, srcY; |
123 int dstX, dstY; | |
124 Uint32 sign; | |
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125 Uint32 start, stop; |
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126 int skip; |
0 | 127 Uint32 blitop; |
128 | |
129 /* FIXME: For now, only blit to display surface */ | |
130 if ( dst->pitch != SDL_VideoSurface->pitch ) { | |
131 return(src->map->sw_blit(src, srcrect, dst, dstrect)); | |
132 } | |
133 | |
109
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134 /* Don't blit to the display surface when switched away */ |
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135 if ( dst == this->screen ) { |
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136 SDL_mutexP(hw_lock); |
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137 } |
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138 |
0 | 139 /* Calculate source and destination base coordinates (in pixels) */ |
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140 w = dstrect->w; |
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141 h = dstrect->h; |
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142 FB_dst_to_xy(this, src, &srcX, &srcY); |
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143 FB_dst_to_xy(this, dst, &dstX, &dstY); |
0 | 144 |
145 /* Adjust for the current blit rectangles */ | |
146 srcX += srcrect->x; | |
147 srcY += srcrect->y; | |
148 dstX += dstrect->x; | |
149 dstY += dstrect->y; | |
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150 pitch = dst->pitch/dst->format->BytesPerPixel; |
0 | 151 |
152 /* Set up the blit direction (sign) flags */ | |
153 sign = 0; | |
154 if ( srcX < dstX ) { | |
155 sign |= 1; | |
156 } | |
157 if ( srcY < dstY ) { | |
158 sign |= 4; | |
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159 srcY += (h - 1); |
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160 dstY += (h - 1); |
0 | 161 } |
162 | |
163 /* Set up the blit source row start, end, and skip (in pixels) */ | |
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164 stop = start = (srcY * pitch) + srcX; |
0 | 165 if ( srcX < dstX ) { |
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166 start += (w - 1); |
0 | 167 } else { |
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168 stop += (w - 1); |
0 | 169 } |
170 if ( srcY < dstY ) { | |
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171 skip = -pitch; |
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172 } else { |
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173 skip = pitch; |
0 | 174 } |
175 | |
176 /* Set up the blit operation */ | |
177 if ( (src->flags & SDL_SRCCOLORKEY) == SDL_SRCCOLORKEY ) { | |
178 Uint32 colorkey; | |
179 | |
180 blitop = MGADWG_BFCOL | MGADWG_BITBLT | | |
181 MGADWG_SHIFTZERO | MGADWG_RSTR | (0x0C << 16) | | |
182 MGADWG_TRANSC; | |
183 | |
184 colorkey = src->format->colorkey; | |
185 switch (dst->format->BytesPerPixel) { | |
186 case 1: | |
187 colorkey |= (colorkey<<8); | |
188 case 2: | |
189 colorkey |= (colorkey<<16); | |
190 break; | |
191 } | |
192 mga_wait(2); | |
193 mga_out32(MGAREG_FCOL, colorkey); | |
194 mga_out32(MGAREG_BCOL, 0xFFFFFFFF); | |
195 } else { | |
196 blitop = MGADWG_BFCOL | MGADWG_BITBLT | | |
197 MGADWG_SHIFTZERO | MGADWG_RSTR | (0x0C << 16); | |
198 } | |
199 mga_wait(7); | |
200 mga_out32(MGAREG_SGN, sign); | |
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201 mga_out32(MGAREG_AR3, start); |
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202 mga_out32(MGAREG_AR0, stop); |
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203 mga_out32(MGAREG_AR5, skip); |
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204 mga_out32(MGAREG_FXBNDRY, (dstX | ((dstX + w-1) << 16))); |
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205 mga_out32(MGAREG_YDSTLEN, (dstY << 16) | h); |
0 | 206 mga_out32(MGAREG_DWGCTL + MGAREG_EXEC, blitop); |
207 | |
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208 FB_AddBusySurface(src); |
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209 FB_AddBusySurface(dst); |
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210 |
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211 if ( dst == this->screen ) { |
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212 SDL_mutexV(hw_lock); |
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213 } |
0 | 214 return(0); |
215 } | |
216 | |
217 static int CheckHWBlit(_THIS, SDL_Surface *src, SDL_Surface *dst) | |
218 { | |
219 int accelerated; | |
220 | |
221 /* Set initial acceleration on */ | |
222 src->flags |= SDL_HWACCEL; | |
223 | |
224 /* Set the surface attributes */ | |
225 if ( (src->flags & SDL_SRCALPHA) == SDL_SRCALPHA ) { | |
226 if ( ! this->info.blit_hw_A ) { | |
227 src->flags &= ~SDL_HWACCEL; | |
228 } | |
229 } | |
230 if ( (src->flags & SDL_SRCCOLORKEY) == SDL_SRCCOLORKEY ) { | |
231 if ( ! this->info.blit_hw_CC ) { | |
232 src->flags &= ~SDL_HWACCEL; | |
233 } | |
234 } | |
235 | |
236 /* Check to see if final surface blit is accelerated */ | |
237 accelerated = !!(src->flags & SDL_HWACCEL); | |
238 if ( accelerated ) { | |
239 src->map->hw_blit = HWAccelBlit; | |
240 } | |
241 return(accelerated); | |
242 } | |
243 | |
244 void FB_MatroxAccel(_THIS, __u32 card) | |
245 { | |
246 /* We have hardware accelerated surface functions */ | |
247 this->CheckHWBlit = CheckHWBlit; | |
248 wait_vbl = WaitVBL; | |
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249 wait_idle = WaitIdle; |
0 | 250 |
251 /* The Matrox has an accelerated color fill */ | |
252 this->info.blit_fill = 1; | |
253 this->FillHWRect = FillHWRect; | |
254 | |
255 /* The Matrox has accelerated normal and colorkey blits. */ | |
256 this->info.blit_hw = 1; | |
257 /* The Millenium I appears to do the colorkey test a word | |
258 at a time, and the transparency is intverted. (?) | |
259 */ | |
260 if ( card != FB_ACCEL_MATROX_MGA2064W ) { | |
261 this->info.blit_hw_CC = 1; | |
262 this->SetHWColorKey = SetHWColorKey; | |
263 } | |
264 | |
265 #if 0 /* Not yet implemented? */ | |
266 /* The Matrox G200/G400 has an accelerated alpha blit */ | |
267 if ( (card == FB_ACCEL_MATROX_MGAG200) | |
268 || (card == FB_ACCEL_MATROX_MGAG400) | |
269 ) { | |
270 this->info.blit_hw_A = 1; | |
271 this->SetHWAlpha = SetHWAlpha; | |
272 } | |
273 #endif | |
274 } |