Mercurial > sdl-ios-xcode
annotate src/timer/nds/SDL_systimer.c @ 3097:0d12e8f1de3c
Date: Thu, 05 Feb 2009 18:07:35 +0100
From: Stefan Klug
Subject: [SDL] SDL 1.3 WinCE backend
as promised, I've started to work on the WinCE backend of SDL 1.3
I've modified the win32 video backend and the gdi renderer, to work
properly in WinCE.
The results till now are great, but there is still some work to do.
Attached are two patches with my changes.
I would be happy if someone could review and propably commit them.
The first one (configure.in.patch) should be straight forward without
any side effects.
The second one does the necessary changes to the win32 backend. I was
really unhappy to start slicing this shiny new backend with
#ifdef/#endif but I saw no other option.
The most problematic issues are:
- WinCe has no GetDIBits, so its practically impossible to fill a
BITMAPINFO with correct values. I therefore removed the bmi member from
the GDI_RenderData in SDL_gdirender.c to prevent usage of a not or not
properly initialized bmi.
- In SDL_win32window.c I exchanged some ASCII function by their general
counterparts, (In CE only the Unicode versions are available). I don't
know if this has a negative effect when running in win32
Cheers
Stefan
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Mon, 23 Mar 2009 05:35:21 +0000 |
parents | 99210400e8b9 |
children | f7b03b6838cb |
rev | line source |
---|---|
2735
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
1 /* |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
2 SDL - Simple DirectMedia Layer |
2859 | 3 Copyright (C) 1997-2009 Sam Lantinga |
2735
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
4 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
5 This library is free software; you can redistribute it and/or |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
6 modify it under the terms of the GNU Lesser General Public |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
7 License as published by the Free Software Foundation; either |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
8 version 2.1 of the License, or (at your option) any later version. |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
9 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
10 This library is distributed in the hope that it will be useful, |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
11 but WITHOUT ANY WARRANTY; without even the implied warranty of |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
13 Lesser General Public License for more details. |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
14 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
15 You should have received a copy of the GNU Lesser General Public |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
16 License along with this library; if not, write to the Free Software |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
18 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
19 Sam Lantinga |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
20 slouken@libsdl.org |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
21 */ |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
22 #include "SDL_config.h" |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
23 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
24 #ifdef SDL_TIMER_NDS |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
25 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
26 #include <nds.h> |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
27 #include <nds/timers.h> |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
28 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
29 #include "SDL_timer.h" |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
30 #include "../SDL_timer_c.h" |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
31 #include "../SDL_systimer.h" |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
32 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
33 /* Data to handle a single periodic alarm */ |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
34 static int timer_alive = 0; |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
35 static Uint32 timer_ticks; |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
36 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
37 void |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
38 SDL_StartTicks(void) |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
39 { |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
40 if (!timer_alive) { |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
41 SDL_SYS_TimerInit(); |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
42 SDL_SYS_StartTimer(); |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
43 } |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
44 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
45 timer_ticks = 0; |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
46 } |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
47 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
48 Uint32 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
49 SDL_GetTicks(void) |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
50 { |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
51 return timer_ticks; |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
52 } |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
53 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
54 void |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
55 SDL_Delay(Uint32 ms) |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
56 { |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
57 Uint32 start = SDL_GetTicks(); |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
58 while (timer_alive) { |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
59 if ((SDL_GetTicks() - start) >= ms) |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
60 break; |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
61 } |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
62 } |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
63 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
64 static int |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
65 RunTimer(void *unused) |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
66 { |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
67 while (timer_alive) { |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
68 if (SDL_timer_running) { |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
69 } |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
70 SDL_Delay(1); |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
71 } |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
72 return (0); |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
73 } |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
74 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
75 void |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
76 NDS_TimerInterrupt(void) |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
77 { |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
78 timer_ticks++; |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
79 } |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
80 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
81 /* This is only called if the event thread is not running */ |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
82 int |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
83 SDL_SYS_TimerInit(void) |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
84 { |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
85 timer_alive = 1; |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
86 timer_ticks = 0; |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
87 TIMER_CR(3) = TIMER_DIV_1024 | TIMER_IRQ_REQ; |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
88 TIMER_DATA(3) = TIMER_FREQ_1024(1000); |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
89 irqSet(IRQ_TIMER3, NDS_TimerInterrupt); |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
90 irqEnable(IRQ_TIMER3); |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
91 return 0; |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
92 } |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
93 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
94 void |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
95 SDL_SYS_TimerQuit(void) |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
96 { |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
97 if (timer_alive) { |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
98 TIMER_CR(3) = 0; |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
99 } |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
100 timer_alive = 0; |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
101 irqDisable(IRQ_TIMER3); |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
102 } |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
103 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
104 int |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
105 SDL_SYS_StartTimer(void) |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
106 { |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
107 TIMER_CR(3) |= TIMER_ENABLE; |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
108 return 0; |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
109 } |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
110 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
111 void |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
112 SDL_SYS_StopTimer(void) |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
113 { |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
114 TIMER_CR(3) &= ~TIMER_ENABLE; |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
115 return; |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
116 } |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
117 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
118 |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
119 #endif /* SDL_TIMER_NDS */ |
204be4fc2726
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
120 /* vi: set ts=4 sw=4 expandtab: */ |