Mercurial > sdl-ios-xcode
annotate README.QNX @ 3495:1b22878e04d0
Adam Strzelecki to SDL
D3D renderer shall try mapping YV12 and I420 (IYUV) to D3D texture formats via FOURCC. This will enable HW acceleration for those formats when driver is capable (most of them are). Note that SDL's IYUV maps I420 FOURCC on Woe.
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Fri, 27 Nov 2009 03:11:26 +0000 |
parents | 7c73d5b5a0d6 |
children |
rev | line source |
---|---|
886
05c551e5bc64
Date: Sat, 24 Apr 2004 15:13:32 +0300
Sam Lantinga <slouken@libsdl.org>
parents:
821
diff
changeset
|
1 README.QNX by Mike Gorchak <mike@malva.ua>, <lestat@i.com.ua> |
3192
ec126b077b96
Note about hardware mouse cursor has been added.
Mike Gorchak <lestat@i.com.ua>
parents:
3107
diff
changeset
|
2 Last changed at 10 Jun 2009. |
3099
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
3 |
3192
ec126b077b96
Note about hardware mouse cursor has been added.
Mike Gorchak <lestat@i.com.ua>
parents:
3107
diff
changeset
|
4 QNX Photon and GF drivers are being constructed, OpenGL ES support is |
ec126b077b96
Note about hardware mouse cursor has been added.
Mike Gorchak <lestat@i.com.ua>
parents:
3107
diff
changeset
|
5 finished. Still no 2D renderer support in GF and Photon drivers. |
3099
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
6 QNX QSA (QNX Sound Architecture) driver is ready. |
3192
ec126b077b96
Note about hardware mouse cursor has been added.
Mike Gorchak <lestat@i.com.ua>
parents:
3107
diff
changeset
|
7 QNX HID input driver is finished. |
3099
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
8 |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
9 ---------------------- |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
10 -- SDL QSA driver -- |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
11 ---------------------- |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
12 |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
13 Due to QNX Sound Architecture limitations software could not determine |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
14 what playback channels are designed for, so some casus can be. For example, |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
15 output after testmultiaudio test utility execution: |
266
c6abdda2f666
Added QNX cleanups by Mike Gorchak (thanks!)
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
16 |
3099
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
17 Using audio driver: qsa |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
18 playing on device #0: ('Vortex 8820 @ fb000000 d0')...done. |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
19 playing on device #1: ('Vortex 8820 @ fb000000 d1')...done. |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
20 playing on device #2: ('i8x0 @ d800 d0')...done. |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
21 playing on device #3: ('i8x0 @ d800 d1')...done. |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
22 playing on all devices... |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
23 Open device 3 failed: QSA: snd_pcm_channel_params failed: Invalid argument |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
24 |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
25 If speakers are connected to both audio cards: Vortex 8820 and Intel |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
26 Integrated Audio we can hear sound playback on device #0 and devices #2, #3 |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
27 only. Device #1 is an unknown PCM channel which does not produce any sound. |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
28 |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
29 As for error during device #3 opening, it's caused by QSA software mixer |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
30 channel, because it can't open real hardware device #2, since it's already |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
31 opened by SDL. |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
32 |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
33 After simultaneous sound playback on all devices utility testmultiaudio |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
34 stays running waiting for sound playback finish on device #1, which is |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
35 locked up due to some Aureal Vortex 8820 driver limitations. |
3092
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
36 |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
37 --------------------- |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
38 -- SDL GF driver -- |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
39 --------------------- |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
40 |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
41 Here is an additional information about SDL GF driver: |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
42 * 0. Introduction. |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
43 * 1. Environment variables which SDL GF driver supports. |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
44 * 2. Custom video modes. |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
45 * 3. Limitations. |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
46 |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
47 0. Introduction. |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
48 |
3099
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
49 SDL GF driver is a layer between SDL and QNX Graphics Framework (GF). |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
50 SDL GF driver also supports OpenGL ES through the QNX Graphics Framework. |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
51 Hardware accelerated features which SDL can support depend on real hardware |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
52 capabilities. |
3092
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
53 |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
54 1. Environment variables which GF driver supports. |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
55 |
3099
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
56 GF driver supports the following environment variables for QNX GF |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
57 specific customization options: |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
58 a) SDL_VIDEO_GF_REFRESH_RATE - refresh rate of video output in Hz. |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
59 Without this environment variable declaration SDL controls refresh |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
60 rate of your display. If this enironment variable is set to 0, SDL |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
61 will control refresh rate of display, otherwise value of flag |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
62 SDL_VIDEO_GF_REFRESH_RATE is used for all screen resolutions as |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
63 refresh rate. This example will set 60Hz refresh rate as refresh rate |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
64 for all graphics modes: |
3092
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
65 |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
66 export SDL_VIDEO_GF_REFRESH_RATE=60 |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
67 |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
68 2. Custom video modes. |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
69 |
3099
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
70 Since most QNX graphics drivers support GENERIC video modes, i.e. you |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
71 can specify any horizontal and vertical resolution and any refresh rate, |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
72 SDL GF driver uses its own fullscreen modes list, which can be incomplete. |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
73 You can add any custom video mode, which your QNX graphics driver supports |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
74 by editing file ./src/video/qnxgf/SDL_qnxgf.c. Custom graphics mode |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
75 definition looks like this: |
3092
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
76 |
3099
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
77 {0, 1024, 640, 60, NULL}, /* 1024x640 mode is 60Hz only */ |
3092
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
78 |
3099
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
79 You must specify horizontal resolution as the second parameter, vertical |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
80 resolution as the third one and refresh rate as the fourth parameter. |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
81 Please leave the first and the last parameters as 0 and NULL. Then send me |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
82 your changes to e-mail address which is specified in the header of this |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
83 document. |
3092
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
84 |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
85 3. Limitations. |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
86 |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
87 There are few limitations while using SDL GF driver: |
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
88 |
3099
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
89 a) Since GF driver supports fullscreen modes only, when flag |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
90 SDL_WINDOW_FULLSCREEN is not specified, SDL GF driver will try to find the |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
91 fullscreen graphics mode which corresponds to SDL window size. Refresh rate |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
92 will be the lowest available, if SDL_VIDEO_GF_REFRESH_RATE environment |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
93 variable is not set. |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
94 b) As confirmed by QSSL none of existing video drivers has support of |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
95 doublescan low-resolution video modes. So modes below 640x480 are not |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
96 supported. If your video driver supports low-resolution video modes, please |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
97 add SDL_GF_LOWRESOLUTION flag to the gf_devicename array in the SDL_qnxgf.c |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
98 source file. |
3192
ec126b077b96
Note about hardware mouse cursor has been added.
Mike Gorchak <lestat@i.com.ua>
parents:
3107
diff
changeset
|
99 c) Since GF framework supports hardware mouse cursor only, you'll get |
ec126b077b96
Note about hardware mouse cursor has been added.
Mike Gorchak <lestat@i.com.ua>
parents:
3107
diff
changeset
|
100 hardware mouse cursor in case of specific graphics driver supports it. |
3092
cad1aefa2ed9
Date: Thu, 12 Mar 2009 15:14:38 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3083
diff
changeset
|
101 |
3099
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
102 ------------------------- |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
103 -- SDL Photon driver -- |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
104 ------------------------- |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
105 |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
106 ---------------------------- |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
107 -- SDL HID input driver -- |
82e60908fab1
Date: Mon, 23 Mar 2009 09:17:24 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
3092
diff
changeset
|
108 ---------------------------- |