Mercurial > sdl-ios-xcode
annotate src/video/uikit/SDL_uikitopengles.m @ 5267:b530ef003506
Happy 2011! :)
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Fri, 11 Feb 2011 22:37:15 -0800 |
| parents | 58265e606e4e |
| children |
| rev | line source |
|---|---|
|
2765
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
1 /* |
| 5267 | 2 SDL - Simple DirectMedia Layer |
| 3 Copyright (C) 1997-2011 Sam Lantinga | |
| 4 | |
| 5 This library is free software; you can redistribute it and/or | |
| 6 modify it under the terms of the GNU Lesser General Public | |
| 7 License as published by the Free Software Foundation; either | |
| 8 version 2.1 of the License, or (at your option) any later version. | |
| 9 | |
| 10 This library is distributed in the hope that it will be useful, | |
| 11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 Lesser General Public License for more details. | |
| 14 | |
| 15 You should have received a copy of the GNU Lesser General Public | |
| 16 License along with this library; if not, write to the Free Software | |
| 17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
| 18 | |
| 19 Sam Lantinga | |
| 20 slouken@libsdl.org | |
| 21 */ | |
|
2765
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
22 |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
23 #include "SDL_uikitopengles.h" |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
24 #include "SDL_uikitopenglview.h" |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
25 #include "SDL_uikitappdelegate.h" |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
26 #include "SDL_uikitwindow.h" |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
27 #include "jumphack.h" |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
28 #include "SDL_sysvideo.h" |
|
4490
06c7423f8c60
Updated iPhone keyboard code (which builds and runs on the iPad and iPhone simulator now)
Sam Lantinga <slouken@libsdl.org>
parents:
4488
diff
changeset
|
29 #include "../../events/SDL_keyboard_c.h" |
|
06c7423f8c60
Updated iPhone keyboard code (which builds and runs on the iPad and iPhone simulator now)
Sam Lantinga <slouken@libsdl.org>
parents:
4488
diff
changeset
|
30 #include "../../events/SDL_mouse_c.h" |
|
2765
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
31 #include "SDL_loadso.h" |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
32 #include <dlfcn.h> |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
33 |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
34 static int UIKit_GL_Initialize(_THIS); |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
35 |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
36 void * |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
37 UIKit_GL_GetProcAddress(_THIS, const char *proc) |
| 5134 | 38 { |
| 39 /* Look through all SO's for the proc symbol. Here's why: | |
| 40 -Looking for the path to the OpenGL Library seems not to work in the iPhone Simulator. | |
| 41 -We don't know that the path won't change in the future. | |
| 42 */ | |
|
2765
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
43 return SDL_LoadFunction(RTLD_DEFAULT, proc); |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
44 } |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
45 |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
46 /* |
| 5134 | 47 note that SDL_GL_Delete context makes it current without passing the window |
|
2765
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
48 */ |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
49 int UIKit_GL_MakeCurrent(_THIS, SDL_Window * window, SDL_GLContext context) |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
50 { |
| 5134 | 51 |
| 52 if (context) { | |
| 53 SDL_WindowData *data = (SDL_WindowData *)window->driverdata; | |
| 54 [data->view setCurrentContext]; | |
| 55 } | |
| 56 else { | |
| 57 [EAGLContext setCurrentContext: nil]; | |
| 58 } | |
| 59 | |
|
2765
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
60 return 0; |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
61 } |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
62 |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
63 int |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
64 UIKit_GL_LoadLibrary(_THIS, const char *path) |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
65 { |
| 5134 | 66 /* |
| 67 shouldn't be passing a path into this function | |
| 68 why? Because we've already loaded the library | |
| 69 and because the SDK forbids loading an external SO | |
| 70 */ | |
|
2765
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
71 if (path != NULL) { |
| 5134 | 72 SDL_SetError("iPhone GL Load Library just here for compatibility"); |
| 73 return -1; | |
|
2765
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
74 } |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
75 return 0; |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
76 } |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
77 |
|
4444
42e1092225f9
Implemented SDL power APIs for iPhoneOS.
Ryan C. Gordon <icculus@icculus.org>
parents:
2859
diff
changeset
|
78 extern void SDL_UIKit_UpdateBatteryMonitoring(void); |
|
2765
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
79 |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
80 void UIKit_GL_SwapWindow(_THIS, SDL_Window * window) |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
81 { |
|
4444
42e1092225f9
Implemented SDL power APIs for iPhoneOS.
Ryan C. Gordon <icculus@icculus.org>
parents:
2859
diff
changeset
|
82 #ifdef SDL_POWER_UIKIT |
|
42e1092225f9
Implemented SDL power APIs for iPhoneOS.
Ryan C. Gordon <icculus@icculus.org>
parents:
2859
diff
changeset
|
83 // Check once a frame to see if we should turn off the battery monitor. |
|
42e1092225f9
Implemented SDL power APIs for iPhoneOS.
Ryan C. Gordon <icculus@icculus.org>
parents:
2859
diff
changeset
|
84 SDL_UIKit_UpdateBatteryMonitoring(); |
|
42e1092225f9
Implemented SDL power APIs for iPhoneOS.
Ryan C. Gordon <icculus@icculus.org>
parents:
2859
diff
changeset
|
85 #endif |
|
2765
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
86 |
| 5134 | 87 SDL_WindowData *data = (SDL_WindowData *)window->driverdata; |
| 88 | |
| 89 if (nil == data->view) { | |
| 90 return; | |
| 91 } | |
| 92 [data->view swapBuffers]; | |
| 93 /* since now we've got something to draw | |
| 94 make the window visible */ | |
| 95 [data->uiwindow makeKeyAndVisible]; | |
|
2765
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
96 |
| 5134 | 97 /* we need to let the event cycle run, or the OS won't update the OpenGL view! */ |
| 98 SDL_PumpEvents(); | |
| 99 | |
|
2765
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
100 } |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
101 |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
102 SDL_GLContext UIKit_GL_CreateContext(_THIS, SDL_Window * window) |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
103 { |
| 5134 | 104 SDL_uikitopenglview *view; |
| 105 SDL_WindowData *data = (SDL_WindowData *) window->driverdata; | |
|
5251
58265e606e4e
Window coordinates are in the global space and windows are not tied to a particular display.
Sam Lantinga <slouken@libsdl.org>
parents:
5212
diff
changeset
|
106 UIScreen *uiscreen = (UIScreen *) SDL_GetDisplayForWindow(window)->driverdata; |
| 5134 | 107 UIWindow *uiwindow = data->uiwindow; |
|
2765
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
108 |
|
4446
8b03a20b320f
Much improved multi-display support for iPad.
Ryan C. Gordon <icculus@icculus.org>
parents:
4444
diff
changeset
|
109 /* construct our view, passing in SDL's OpenGL configuration data */ |
|
8b03a20b320f
Much improved multi-display support for iPad.
Ryan C. Gordon <icculus@icculus.org>
parents:
4444
diff
changeset
|
110 view = [[SDL_uikitopenglview alloc] initWithFrame: [uiwindow bounds] \ |
| 5134 | 111 retainBacking: _this->gl_config.retained_backing \ |
| 112 rBits: _this->gl_config.red_size \ | |
| 113 gBits: _this->gl_config.green_size \ | |
| 114 bBits: _this->gl_config.blue_size \ | |
| 115 aBits: _this->gl_config.alpha_size \ | |
|
5212
115fff0641ee
Prefer the OpenGL ES 2.0 context when it's available, make it possible to create an OpenGL 2.0 context on iPhoneOS
Sam Lantinga <slouken@libsdl.org>
parents:
5135
diff
changeset
|
116 depthBits: _this->gl_config.depth_size \ |
|
115fff0641ee
Prefer the OpenGL ES 2.0 context when it's available, make it possible to create an OpenGL 2.0 context on iPhoneOS
Sam Lantinga <slouken@libsdl.org>
parents:
5135
diff
changeset
|
117 majorVersion: _this->gl_config.major_version]; |
| 5134 | 118 |
| 119 data->view = view; | |
| 120 | |
| 121 /* add the view to our window */ | |
| 122 [uiwindow addSubview: view ]; | |
| 123 | |
| 124 /* Don't worry, the window retained the view */ | |
| 125 [view release]; | |
| 126 | |
| 127 if ( UIKit_GL_MakeCurrent(_this, window, view) < 0 ) { | |
|
2765
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
128 UIKit_GL_DeleteContext(_this, view); |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
129 return NULL; |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
130 } |
|
4488
6dc6a2bdd55e
Re-implemented single mouse touches on the iPhone/iPad
Sam Lantinga <slouken@libsdl.org>
parents:
4446
diff
changeset
|
131 |
| 5134 | 132 /* Make this window the current mouse focus for touch input */ |
| 133 SDL_SetMouseFocus(window); | |
| 134 SDL_SetKeyboardFocus(window); | |
|
4488
6dc6a2bdd55e
Re-implemented single mouse touches on the iPhone/iPad
Sam Lantinga <slouken@libsdl.org>
parents:
4446
diff
changeset
|
135 |
| 5134 | 136 return view; |
|
2765
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
137 } |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
138 |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
139 void UIKit_GL_DeleteContext(_THIS, SDL_GLContext context) |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
140 { |
| 5134 | 141 /* the delegate has retained the view, this will release him */ |
| 142 SDL_uikitopenglview *view = (SDL_uikitopenglview *)context; | |
| 143 /* this will also delete it */ | |
| 144 [view removeFromSuperview]; | |
|
2765
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
145 } |
|
f55c87ae336b
Final merge of Google Summer of Code 2008 work...
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
146 |
| 5135 | 147 /* vi: set ts=4 sw=4 expandtab: */ |