Mercurial > sdl-ios-xcode
annotate src/video/win32/SDL_win32opengl.c @ 4532:dc4a3de60d3a
Logitech G15 on Ubuntu 10.04:
code = 1, sym = 0xFF1B (Escape) scancode = 41 (Escape)
code = 2, sym = 0x31 (1) scancode = 30 (1)
code = 3, sym = 0x32 (2) scancode = 31 (2)
code = 4, sym = 0x33 (3) scancode = 32 (3)
code = 5, sym = 0x34 (4) scancode = 33 (4)
code = 6, sym = 0x35 (5) scancode = 34 (5)
code = 7, sym = 0x36 (6) scancode = 35 (6)
code = 8, sym = 0x37 (7) scancode = 36 (7)
code = 9, sym = 0x38 (8) scancode = 37 (8)
code = 10, sym = 0x39 (9) scancode = 38 (9)
code = 11, sym = 0x30 (0) scancode = 39 (0)
code = 12, sym = 0x2D (minus) scancode = 45 (-)
code = 13, sym = 0x3D (equal) scancode = 46 (=)
code = 14, sym = 0xFF08 (BackSpace) scancode = 42 (Backspace)
code = 15, sym = 0xFF09 (Tab) scancode = 43 (Tab)
code = 16, sym = 0x71 (q) scancode = 20 (Q)
code = 17, sym = 0x77 (w) scancode = 26 (W)
code = 18, sym = 0x65 (e) scancode = 8 (E)
code = 19, sym = 0x72 (r) scancode = 21 (R)
code = 20, sym = 0x74 (t) scancode = 23 (T)
code = 21, sym = 0x79 (y) scancode = 28 (Y)
code = 22, sym = 0x75 (u) scancode = 24 (U)
code = 23, sym = 0x69 (i) scancode = 12 (I)
code = 24, sym = 0x6F (o) scancode = 18 (O)
code = 25, sym = 0x70 (p) scancode = 19 (P)
code = 26, sym = 0x5B (bracketleft) scancode = 47 ([)
code = 27, sym = 0x5D (bracketright) scancode = 48 (])
code = 28, sym = 0xFF0D (Return) scancode = 40 (Return)
code = 29, sym = 0xFFE3 (Control_L) scancode = 224 (Left Ctrl)
code = 30, sym = 0x61 (a) scancode = 4 (A)
code = 31, sym = 0x73 (s) scancode = 22 (S)
code = 32, sym = 0x64 (d) scancode = 7 (D)
code = 33, sym = 0x66 (f) scancode = 9 (F)
code = 34, sym = 0x67 (g) scancode = 10 (G)
code = 35, sym = 0x68 (h) scancode = 11 (H)
code = 36, sym = 0x6A (j) scancode = 13 (J)
code = 37, sym = 0x6B (k) scancode = 14 (K)
code = 38, sym = 0x6C (l) scancode = 15 (L)
code = 39, sym = 0x3B (semicolon) scancode = 51 (;)
code = 40, sym = 0x27 (apostrophe) scancode = 52 (')
code = 41, sym = 0x60 (grave) scancode = 53 (`)
code = 42, sym = 0xFFE1 (Shift_L) scancode = 225 (Left Shift)
code = 43, sym = 0x5C (backslash) scancode = 49 (\)
code = 44, sym = 0x7A (z) scancode = 29 (Z)
code = 45, sym = 0x78 (x) scancode = 27 (X)
code = 46, sym = 0x63 (c) scancode = 6 (C)
code = 47, sym = 0x76 (v) scancode = 25 (V)
code = 48, sym = 0x62 (b) scancode = 5 (B)
code = 49, sym = 0x6E (n) scancode = 17 (N)
code = 50, sym = 0x6D (m) scancode = 16 (M)
code = 51, sym = 0x2C (comma) scancode = 54 (,)
code = 52, sym = 0x2E (period) scancode = 55 (.)
code = 53, sym = 0x2F (slash) scancode = 56 (/)
code = 54, sym = 0xFFE2 (Shift_R) scancode = 229 (Right Shift)
code = 55, sym = 0xFFAA (KP_Multiply) scancode = 85 (Keypad *)
code = 56, sym = 0xFFE9 (Alt_L) scancode = 226 (Left Alt)
code = 57, sym = 0x20 (space) scancode = 44 (Space)
code = 58, sym = 0xFFE5 (Caps_Lock) scancode = 57 (CapsLock)
code = 59, sym = 0xFFBE (F1) scancode = 58 (F1)
code = 60, sym = 0xFFBF (F2) scancode = 59 (F2)
code = 61, sym = 0xFFC0 (F3) scancode = 60 (F3)
code = 62, sym = 0xFFC1 (F4) scancode = 61 (F4)
code = 63, sym = 0xFFC2 (F5) scancode = 62 (F5)
code = 64, sym = 0xFFC3 (F6) scancode = 63 (F6)
code = 65, sym = 0xFFC4 (F7) scancode = 64 (F7)
code = 66, sym = 0xFFC5 (F8) scancode = 65 (F8)
code = 67, sym = 0xFFC6 (F9) scancode = 66 (F9)
code = 68, sym = 0xFFC7 (F10) scancode = 67 (F10)
code = 69, sym = 0xFF7F (Num_Lock) scancode = 83 (Numlock)
code = 70, sym = 0xFF14 (Scroll_Lock) scancode = 71 (ScrollLock)
code = 71, sym = 0xFF95 (KP_Home) scancode = 95 (Keypad 7)
code = 72, sym = 0xFF97 (KP_Up) scancode = 96 (Keypad 8)
code = 73, sym = 0xFF9A (KP_Prior) scancode = 97 (Keypad 9)
code = 74, sym = 0xFFAD (KP_Subtract) scancode = 86 (Keypad -)
code = 75, sym = 0xFF96 (KP_Left) scancode = 92 (Keypad 4)
code = 76, sym = 0xFF9D (KP_Begin) scancode = 93 (Keypad 5)
code = 77, sym = 0xFF98 (KP_Right) scancode = 94 (Keypad 6)
code = 78, sym = 0xFFAB (KP_Add) scancode = 87 (Keypad +)
code = 79, sym = 0xFF9C (KP_End) scancode = 89 (Keypad 1)
code = 80, sym = 0xFF99 (KP_Down) scancode = 90 (Keypad 2)
code = 81, sym = 0xFF9B (KP_Next) scancode = 91 (Keypad 3)
code = 82, sym = 0xFF9E (KP_Insert) scancode = 98 (Keypad 0)
code = 83, sym = 0xFF9F (KP_Delete) scancode = 99 (Keypad .)
code = 84, sym = 0xFE03 (ISO_Level3_Shift) scancode = 0 ()
code = 86, sym = 0x3C (less) scancode not found
code = 87, sym = 0xFFC8 (F11) scancode = 68 (F11)
code = 88, sym = 0xFFC9 (F12) scancode = 69 (F12)
code = 90, sym = 0xFF26 (Katakana) scancode = 0 ()
code = 91, sym = 0xFF25 (Hiragana) scancode = 0 ()
code = 92, sym = 0xFF23 (Henkan_Mode) scancode = 0 ()
code = 93, sym = 0xFF27 (Hiragana_Katakana) scancode = 0 ()
code = 94, sym = 0xFF22 (Muhenkan) scancode = 0 ()
code = 96, sym = 0xFF8D (KP_Enter) scancode = 88 (Keypad Enter)
code = 97, sym = 0xFFE4 (Control_R) scancode = 228 (Right Ctrl)
code = 98, sym = 0xFFAF (KP_Divide) scancode = 84 (Keypad /)
code = 99, sym = 0xFF61 (Print) scancode = 70 (PrintScreen)
code = 100, sym = 0xFFEA (Alt_R) scancode = 230 (Right Alt)
code = 101, sym = 0xFF0A (Linefeed) scancode = 0 ()
code = 102, sym = 0xFF50 (Home) scancode = 74 (Home)
code = 103, sym = 0xFF52 (Up) scancode = 82 (Up)
code = 104, sym = 0xFF55 (Prior) scancode = 75 (PageUp)
code = 105, sym = 0xFF51 (Left) scancode = 80 (Left)
code = 106, sym = 0xFF53 (Right) scancode = 79 (Right)
code = 107, sym = 0xFF57 (End) scancode = 77 (End)
code = 108, sym = 0xFF54 (Down) scancode = 81 (Down)
code = 109, sym = 0xFF56 (Next) scancode = 78 (PageDown)
code = 110, sym = 0xFF63 (Insert) scancode = 73 (Insert)
code = 111, sym = 0xFFFF (Delete) scancode = 76 (Delete)
code = 113, sym = 0x1008FF12 (XF86AudioMute) scancode = 0 ()
code = 114, sym = 0x1008FF11 (XF86AudioLowerVolume) scancode = 0 ()
code = 115, sym = 0x1008FF13 (XF86AudioRaiseVolume) scancode = 0 ()
code = 116, sym = 0x1008FF2A (XF86PowerOff) scancode = 0 ()
code = 117, sym = 0xFFBD (KP_Equal) scancode = 103 (Keypad =)
code = 118, sym = 0xB1 (plusminus) scancode not found
code = 119, sym = 0xFF13 (Pause) scancode = 72 (Pause)
code = 120, sym = 0x1008FF4A (XF86LaunchA) scancode = 0 ()
code = 121, sym = 0xFFAE (KP_Decimal) scancode = 99 (Keypad .)
code = 122, sym = 0xFF31 (Hangul) scancode = 0 ()
code = 123, sym = 0xFF34 (Hangul_Hanja) scancode = 0 ()
code = 125, sym = 0xFFEB (Super_L) scancode = 227 (Left GUI)
code = 126, sym = 0xFFEC (Super_R) scancode = 231 (Right GUI)
code = 127, sym = 0xFF67 (Menu) scancode = 118 (Menu)
code = 128, sym = 0xFF69 (Cancel) scancode = 120 (Stop)
code = 129, sym = 0xFF66 (Redo) scancode = 121 (Again)
code = 130, sym = 0x1005FF70 (SunProps) scancode = 0 ()
code = 131, sym = 0xFF65 (Undo) scancode = 122 (Undo)
code = 132, sym = 0x1005FF71 (SunFront) scancode = 0 ()
code = 133, sym = 0x1008FF57 (XF86Copy) scancode = 0 ()
code = 134, sym = 0x1005FF73 (SunOpen) scancode = 0 ()
code = 135, sym = 0x1008FF6D (XF86Paste) scancode = 0 ()
code = 136, sym = 0xFF68 (Find) scancode = 126 (Find)
code = 137, sym = 0x1008FF58 (XF86Cut) scancode = 0 ()
code = 138, sym = 0xFF6A (Help) scancode = 117 (Help)
code = 139, sym = 0x1008FF65 (XF86MenuKB) scancode = 0 ()
code = 140, sym = 0x1008FF1D (XF86Calculator) scancode = 0 ()
code = 142, sym = 0x1008FF2F (XF86Sleep) scancode = 0 ()
code = 143, sym = 0x1008FF2B (XF86WakeUp) scancode = 0 ()
code = 144, sym = 0x1008FF5D (XF86Explorer) scancode = 0 ()
code = 145, sym = 0x1008FF7B (XF86Send) scancode = 0 ()
code = 147, sym = 0x1008FF8A (XF86Xfer) scancode = 0 ()
code = 148, sym = 0x1008FF41 (XF86Launch1) scancode = 0 ()
code = 149, sym = 0x1008FF42 (XF86Launch2) scancode = 0 ()
code = 150, sym = 0x1008FF2E (XF86WWW) scancode = 0 ()
code = 151, sym = 0x1008FF5A (XF86DOS) scancode = 0 ()
code = 152, sym = 0x1008FF2D (XF86ScreenSaver) scancode = 0 ()
code = 154, sym = 0x1008FF74 (XF86RotateWindows) scancode = 0 ()
code = 155, sym = 0x1008FF19 (XF86Mail) scancode = 0 ()
code = 156, sym = 0x1008FF30 (XF86Favorites) scancode = 0 ()
code = 157, sym = 0x1008FF33 (XF86MyComputer) scancode = 0 ()
code = 158, sym = 0x1008FF26 (XF86Back) scancode = 0 ()
code = 159, sym = 0x1008FF27 (XF86Forward) scancode = 0 ()
code = 161, sym = 0x1008FF2C (XF86Eject) scancode = 0 ()
code = 162, sym = 0x1008FF2C (XF86Eject) scancode = 0 ()
code = 163, sym = 0x1008FF17 (XF86AudioNext) scancode = 0 ()
code = 164, sym = 0x1008FF14 (XF86AudioPlay) scancode = 0 ()
code = 165, sym = 0x1008FF16 (XF86AudioPrev) scancode = 0 ()
code = 166, sym = 0x1008FF15 (XF86AudioStop) scancode = 0 ()
code = 167, sym = 0x1008FF1C (XF86AudioRecord) scancode = 0 ()
code = 168, sym = 0x1008FF3E (XF86AudioRewind) scancode = 0 ()
code = 169, sym = 0x1008FF6E (XF86Phone) scancode = 0 ()
code = 171, sym = 0x1008FF81 (XF86Tools) scancode = 0 ()
code = 172, sym = 0x1008FF18 (XF86HomePage) scancode = 0 ()
code = 173, sym = 0x1008FF73 (XF86Reload) scancode = 0 ()
code = 174, sym = 0x1008FF56 (XF86Close) scancode = 0 ()
code = 177, sym = 0x1008FF78 (XF86ScrollUp) scancode = 0 ()
code = 178, sym = 0x1008FF79 (XF86ScrollDown) scancode = 0 ()
code = 179, sym = 0x28 (parenleft) scancode not found
code = 180, sym = 0x29 (parenright) scancode not found
code = 181, sym = 0x1008FF68 (XF86New) scancode = 0 ()
code = 182, sym = 0xFF66 (Redo) scancode = 121 (Again)
code = 183, sym = 0x1008FF81 (XF86Tools) scancode = 0 ()
code = 184, sym = 0x1008FF45 (XF86Launch5) scancode = 0 ()
code = 185, sym = 0x1008FF65 (XF86MenuKB) scancode = 0 ()
code = 192, sym = 0x1008FFA9 (XF86TouchpadToggle) scancode = 0 ()
code = 195, sym = 0xFF7E (Mode_switch) scancode = 257 (ModeSwitch)
code = 200, sym = 0x1008FF14 (XF86AudioPlay) scancode = 0 ()
code = 201, sym = 0x1008FF31 (XF86AudioPause) scancode = 0 ()
code = 202, sym = 0x1008FF43 (XF86Launch3) scancode = 0 ()
code = 203, sym = 0x1008FF44 (XF86Launch4) scancode = 0 ()
code = 204, sym = 0x1008FF4B (XF86LaunchB) scancode = 0 ()
code = 205, sym = 0x1008FFA7 (XF86Suspend) scancode = 0 ()
code = 206, sym = 0x1008FF56 (XF86Close) scancode = 0 ()
code = 207, sym = 0x1008FF14 (XF86AudioPlay) scancode = 0 ()
code = 208, sym = 0x1008FF97 (XF86AudioForward) scancode = 0 ()
code = 210, sym = 0xFF61 (Print) scancode = 70 (PrintScreen)
code = 212, sym = 0x1008FF8F (XF86WebCam) scancode = 0 ()
code = 215, sym = 0x1008FF19 (XF86Mail) scancode = 0 ()
code = 217, sym = 0x1008FF1B (XF86Search) scancode = 0 ()
code = 219, sym = 0x1008FF3C (XF86Finance) scancode = 0 ()
code = 221, sym = 0x1008FF36 (XF86Shop) scancode = 0 ()
code = 223, sym = 0xFF69 (Cancel) scancode = 120 (Stop)
code = 224, sym = 0x1008FF03 (XF86MonBrightnessDown) scancode = 0 ()
code = 225, sym = 0x1008FF02 (XF86MonBrightnessUp) scancode = 0 ()
code = 226, sym = 0x1008FF32 (XF86AudioMedia) scancode = 0 ()
code = 227, sym = 0x1008FF59 (XF86Display) scancode = 0 ()
code = 228, sym = 0x1008FF04 (XF86KbdLightOnOff) scancode = 0 ()
code = 229, sym = 0x1008FF06 (XF86KbdBrightnessDown) scancode = 0 ()
code = 230, sym = 0x1008FF05 (XF86KbdBrightnessUp) scancode = 0 ()
code = 231, sym = 0x1008FF7B (XF86Send) scancode = 0 ()
code = 232, sym = 0x1008FF72 (XF86Reply) scancode = 0 ()
code = 233, sym = 0x1008FF90 (XF86MailForward) scancode = 0 ()
code = 234, sym = 0x1008FF77 (XF86Save) scancode = 0 ()
code = 235, sym = 0x1008FF5B (XF86Documents) scancode = 0 ()
code = 236, sym = 0x1008FF93 (XF86Battery) scancode = 0 ()
code = 237, sym = 0x1008FF94 (XF86Bluetooth) scancode = 0 ()
code = 238, sym = 0x1008FF95 (XF86WLAN) scancode = 0 ()
author | Sam Lantinga <slouken@libsdl.org> |
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date | Sun, 18 Jul 2010 00:40:17 -0700 |
parents | f7b03b6838cb |
children |
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1 /* |
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2 SDL - Simple DirectMedia Layer |
3697 | 3 Copyright (C) 1997-2010 Sam Lantinga |
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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. |
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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. |
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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 |
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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" |
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23 |
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24 #include "SDL_win32video.h" |
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25 |
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26 /* WGL implementation of SDL OpenGL support */ |
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27 |
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28 #if SDL_VIDEO_OPENGL_WGL |
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29 #include "SDL_opengl.h" |
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30 |
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31 #define DEFAULT_OPENGL "OPENGL32.DLL" |
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32 |
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33 #ifndef WGL_ARB_create_context |
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34 #define WGL_ARB_create_context |
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35 #define WGL_CONTEXT_MAJOR_VERSION_ARB 0x2091 |
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36 #define WGL_CONTEXT_MINOR_VERSION_ARB 0x2092 |
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37 #define WGL_CONTEXT_LAYER_PLANE_ARB 0x2093 |
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38 #define WGL_CONTEXT_FLAGS_ARB 0x2093 |
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39 #define WGL_CONTEXT_DEBUG_BIT_ARB 0x0001 |
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40 #define WGL_CONTEXT_FORWARD_COMPATIBLE_BIT_ARB 0x0002 |
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41 #endif |
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42 |
3139 | 43 typedef HGLRC(APIENTRYP PFNWGLCREATECONTEXTATTRIBSARBPROC) (HDC hDC, |
44 HGLRC | |
45 hShareContext, | |
46 const int | |
47 *attribList); | |
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48 |
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49 int |
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50 WIN_GL_LoadLibrary(_THIS, const char *path) |
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51 { |
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52 LPTSTR wpath; |
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53 HANDLE handle; |
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54 |
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|
55 if (path == NULL) { |
1952
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56 path = SDL_getenv("SDL_OPENGL_LIBRARY"); |
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57 } |
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|
58 if (path == NULL) { |
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59 path = DEFAULT_OPENGL; |
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60 } |
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61 wpath = WIN_UTF8ToString(path); |
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62 _this->gl_config.dll_handle = LoadLibrary(wpath); |
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63 SDL_free(wpath); |
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64 if (!_this->gl_config.dll_handle) { |
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65 char message[1024]; |
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66 SDL_snprintf(message, SDL_arraysize(message), "LoadLibrary(\"%s\")", |
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67 path); |
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68 WIN_SetError(message); |
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69 return -1; |
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|
70 } |
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71 SDL_strlcpy(_this->gl_config.driver_path, path, |
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72 SDL_arraysize(_this->gl_config.driver_path)); |
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73 |
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74 /* Allocate OpenGL memory */ |
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75 _this->gl_data = |
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76 (struct SDL_GLDriverData *) SDL_calloc(1, |
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77 sizeof(struct |
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78 SDL_GLDriverData)); |
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79 if (!_this->gl_data) { |
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80 SDL_OutOfMemory(); |
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81 return -1; |
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82 } |
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83 |
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84 /* Load function pointers */ |
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85 handle = _this->gl_config.dll_handle; |
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86 _this->gl_data->wglGetProcAddress = (void *(WINAPI *) (const char *)) |
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87 GetProcAddress(handle, "wglGetProcAddress"); |
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88 _this->gl_data->wglCreateContext = (HGLRC(WINAPI *) (HDC)) |
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89 GetProcAddress(handle, "wglCreateContext"); |
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90 _this->gl_data->wglDeleteContext = (BOOL(WINAPI *) (HGLRC)) |
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91 GetProcAddress(handle, "wglDeleteContext"); |
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92 _this->gl_data->wglMakeCurrent = (BOOL(WINAPI *) (HDC, HGLRC)) |
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93 GetProcAddress(handle, "wglMakeCurrent"); |
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94 _this->gl_data->wglSwapIntervalEXT = (void (WINAPI *) (int)) |
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95 GetProcAddress(handle, "wglSwapIntervalEXT"); |
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96 _this->gl_data->wglGetSwapIntervalEXT = (int (WINAPI *) (void)) |
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97 GetProcAddress(handle, "wglGetSwapIntervalEXT"); |
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98 |
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99 if (!_this->gl_data->wglGetProcAddress || |
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100 !_this->gl_data->wglCreateContext || |
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101 !_this->gl_data->wglDeleteContext || |
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102 !_this->gl_data->wglMakeCurrent) { |
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103 SDL_SetError("Could not retrieve OpenGL functions"); |
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104 FreeLibrary(handle); |
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105 return -1; |
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106 } |
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107 |
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108 return 0; |
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109 } |
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110 |
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111 void * |
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112 WIN_GL_GetProcAddress(_THIS, const char *proc) |
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113 { |
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114 void *func; |
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115 |
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116 /* This is to pick up extensions */ |
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117 func = _this->gl_data->wglGetProcAddress(proc); |
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118 if (!func) { |
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119 /* This is probably a normal GL function */ |
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120 func = GetProcAddress(_this->gl_config.dll_handle, proc); |
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121 } |
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122 return func; |
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123 } |
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124 |
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125 void |
1913
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126 WIN_GL_UnloadLibrary(_THIS) |
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127 { |
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128 FreeLibrary((HMODULE) _this->gl_config.dll_handle); |
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129 _this->gl_config.dll_handle = NULL; |
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130 |
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131 /* Free OpenGL memory */ |
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132 SDL_free(_this->gl_data); |
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133 _this->gl_data = NULL; |
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134 } |
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135 |
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136 static void |
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137 WIN_GL_SetupPixelFormat(_THIS, PIXELFORMATDESCRIPTOR * pfd) |
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|
138 { |
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139 SDL_zerop(pfd); |
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|
140 pfd->nSize = sizeof(*pfd); |
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141 pfd->nVersion = 1; |
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142 pfd->dwFlags = (PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL); |
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143 if (_this->gl_config.double_buffer) { |
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144 pfd->dwFlags |= PFD_DOUBLEBUFFER; |
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|
145 } |
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changeset
|
146 if (_this->gl_config.stereo) { |
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changeset
|
147 pfd->dwFlags |= PFD_STEREO; |
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|
148 } |
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149 pfd->iLayerType = PFD_MAIN_PLANE; |
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150 pfd->iPixelType = PFD_TYPE_RGBA; |
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151 pfd->cRedBits = _this->gl_config.red_size; |
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152 pfd->cGreenBits = _this->gl_config.green_size; |
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153 pfd->cBlueBits = _this->gl_config.blue_size; |
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154 pfd->cAlphaBits = _this->gl_config.alpha_size; |
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|
155 if (_this->gl_config.buffer_size) { |
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|
156 pfd->cColorBits = |
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|
157 _this->gl_config.buffer_size - _this->gl_config.alpha_size; |
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|
158 } else { |
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159 pfd->cColorBits = (pfd->cRedBits + pfd->cGreenBits + pfd->cBlueBits); |
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|
160 } |
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161 pfd->cAccumRedBits = _this->gl_config.accum_red_size; |
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162 pfd->cAccumGreenBits = _this->gl_config.accum_green_size; |
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163 pfd->cAccumBlueBits = _this->gl_config.accum_blue_size; |
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|
164 pfd->cAccumAlphaBits = _this->gl_config.accum_alpha_size; |
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|
165 pfd->cAccumBits = |
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|
166 (pfd->cAccumRedBits + pfd->cAccumGreenBits + pfd->cAccumBlueBits + |
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|
167 pfd->cAccumAlphaBits); |
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168 pfd->cDepthBits = _this->gl_config.depth_size; |
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169 pfd->cStencilBits = _this->gl_config.stencil_size; |
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|
170 } |
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|
171 |
2150 | 172 /* Choose the closest pixel format that meets or exceeds the target. |
173 FIXME: Should we weight any particular attribute over any other? | |
174 */ | |
175 static int | |
176 WIN_GL_ChoosePixelFormat(HDC hdc, PIXELFORMATDESCRIPTOR * target) | |
177 { | |
178 PIXELFORMATDESCRIPTOR pfd; | |
179 int count, index, best = 0; | |
180 unsigned int dist, best_dist = ~0U; | |
181 | |
182 count = DescribePixelFormat(hdc, 1, sizeof(pfd), NULL); | |
183 | |
184 for (index = 1; index <= count; index++) { | |
185 | |
186 if (!DescribePixelFormat(hdc, index, sizeof(pfd), &pfd)) { | |
187 continue; | |
188 } | |
189 | |
190 if ((pfd.dwFlags & target->dwFlags) != target->dwFlags) { | |
191 continue; | |
192 } | |
193 | |
194 if (pfd.iLayerType != target->iLayerType) { | |
195 continue; | |
196 } | |
197 if (pfd.iPixelType != target->iPixelType) { | |
198 continue; | |
199 } | |
200 | |
201 dist = 0; | |
202 | |
203 if (pfd.cColorBits < target->cColorBits) { | |
204 continue; | |
205 } else { | |
206 dist += (pfd.cColorBits - target->cColorBits); | |
207 } | |
208 if (pfd.cRedBits < target->cRedBits) { | |
209 continue; | |
210 } else { | |
211 dist += (pfd.cRedBits - target->cRedBits); | |
212 } | |
213 if (pfd.cGreenBits < target->cGreenBits) { | |
214 continue; | |
215 } else { | |
216 dist += (pfd.cGreenBits - target->cGreenBits); | |
217 } | |
218 if (pfd.cBlueBits < target->cBlueBits) { | |
219 continue; | |
220 } else { | |
221 dist += (pfd.cBlueBits - target->cBlueBits); | |
222 } | |
223 if (pfd.cAlphaBits < target->cAlphaBits) { | |
224 continue; | |
225 } else { | |
226 dist += (pfd.cAlphaBits - target->cAlphaBits); | |
227 } | |
228 if (pfd.cAccumBits < target->cAccumBits) { | |
229 continue; | |
230 } else { | |
231 dist += (pfd.cAccumBits - target->cAccumBits); | |
232 } | |
233 if (pfd.cAccumRedBits < target->cAccumRedBits) { | |
234 continue; | |
235 } else { | |
236 dist += (pfd.cAccumRedBits - target->cAccumRedBits); | |
237 } | |
238 if (pfd.cAccumGreenBits < target->cAccumGreenBits) { | |
239 continue; | |
240 } else { | |
241 dist += (pfd.cAccumGreenBits - target->cAccumGreenBits); | |
242 } | |
243 if (pfd.cAccumBlueBits < target->cAccumBlueBits) { | |
244 continue; | |
245 } else { | |
246 dist += (pfd.cAccumBlueBits - target->cAccumBlueBits); | |
247 } | |
248 if (pfd.cAccumAlphaBits < target->cAccumAlphaBits) { | |
249 continue; | |
250 } else { | |
251 dist += (pfd.cAccumAlphaBits - target->cAccumAlphaBits); | |
252 } | |
253 if (pfd.cDepthBits < target->cDepthBits) { | |
254 continue; | |
255 } else { | |
256 dist += (pfd.cDepthBits - target->cDepthBits); | |
257 } | |
258 if (pfd.cStencilBits < target->cStencilBits) { | |
259 continue; | |
260 } else { | |
261 dist += (pfd.cStencilBits - target->cStencilBits); | |
262 } | |
263 | |
264 if (dist < best_dist) { | |
265 best = index; | |
266 best_dist = dist; | |
267 } | |
268 } | |
269 | |
270 return best; | |
271 } | |
272 | |
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273 static SDL_bool |
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274 HasExtension(const char *extension, const char *extensions) |
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275 { |
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276 const char *start; |
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277 const char *where, *terminator; |
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278 |
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279 /* Extension names should not have spaces. */ |
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280 where = SDL_strchr(extension, ' '); |
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281 if (where || *extension == '\0') |
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282 return SDL_FALSE; |
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283 |
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284 if (!extensions) |
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285 return SDL_FALSE; |
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286 |
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287 /* It takes a bit of care to be fool-proof about parsing the |
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288 * OpenGL extensions string. Don't be fooled by sub-strings, |
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289 * etc. */ |
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290 |
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291 start = extensions; |
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292 |
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293 for (;;) { |
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294 where = SDL_strstr(start, extension); |
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295 if (!where) |
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296 break; |
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297 |
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298 terminator = where + SDL_strlen(extension); |
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299 if (where == start || *(where - 1) == ' ') |
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300 if (*terminator == ' ' || *terminator == '\0') |
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301 return SDL_TRUE; |
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302 |
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303 start = terminator; |
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304 } |
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305 return SDL_FALSE; |
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306 } |
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307 |
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308 static void |
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309 WIN_GL_InitExtensions(_THIS, HDC hdc) |
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310 { |
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311 const char *(WINAPI * wglGetExtensionsStringARB) (HDC) = 0; |
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312 const char *extensions; |
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313 |
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314 wglGetExtensionsStringARB = (const char *(WINAPI *) (HDC)) |
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315 _this->gl_data->wglGetProcAddress("wglGetExtensionsStringARB"); |
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316 if (wglGetExtensionsStringARB) { |
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317 extensions = wglGetExtensionsStringARB(hdc); |
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318 } else { |
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319 extensions = NULL; |
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320 } |
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321 |
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322 /* Check for WGL_ARB_pixel_format */ |
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323 _this->gl_data->WGL_ARB_pixel_format = 0; |
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324 if (HasExtension("WGL_ARB_pixel_format", extensions)) { |
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325 _this->gl_data->wglChoosePixelFormatARB = (BOOL(WINAPI *) |
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326 (HDC, const int *, |
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327 const FLOAT *, UINT, |
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328 int *, UINT *)) |
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329 WIN_GL_GetProcAddress(_this, "wglChoosePixelFormatARB"); |
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330 _this->gl_data->wglGetPixelFormatAttribivARB = |
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331 (BOOL(WINAPI *) (HDC, int, int, UINT, const int *, int *)) |
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332 WIN_GL_GetProcAddress(_this, "wglGetPixelFormatAttribivARB"); |
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333 |
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334 if ((_this->gl_data->wglChoosePixelFormatARB != NULL) && |
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335 (_this->gl_data->wglGetPixelFormatAttribivARB != NULL)) { |
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336 _this->gl_data->WGL_ARB_pixel_format = 1; |
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337 } |
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338 } |
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339 |
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340 /* Check for WGL_EXT_swap_control */ |
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341 if (HasExtension("WGL_EXT_swap_control", extensions)) { |
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342 _this->gl_data->wglSwapIntervalEXT = |
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343 WIN_GL_GetProcAddress(_this, "wglSwapIntervalEXT"); |
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344 _this->gl_data->wglGetSwapIntervalEXT = |
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345 WIN_GL_GetProcAddress(_this, "wglGetSwapIntervalEXT"); |
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346 } else { |
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347 _this->gl_data->wglSwapIntervalEXT = NULL; |
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348 _this->gl_data->wglGetSwapIntervalEXT = NULL; |
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349 } |
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350 } |
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351 |
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352 static int |
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353 WIN_GL_ChoosePixelFormatARB(_THIS, int *iAttribs, float *fAttribs) |
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354 { |
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355 HWND hwnd; |
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356 HDC hdc; |
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357 PIXELFORMATDESCRIPTOR pfd; |
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358 HGLRC hglrc; |
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359 int pixel_format = 0; |
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360 unsigned int matching; |
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361 |
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362 hwnd = |
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363 CreateWindow(SDL_Appname, SDL_Appname, (WS_POPUP | WS_DISABLED), 0, 0, |
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364 10, 10, NULL, NULL, SDL_Instance, NULL); |
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365 WIN_PumpEvents(_this); |
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366 |
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367 hdc = GetDC(hwnd); |
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368 |
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369 WIN_GL_SetupPixelFormat(_this, &pfd); |
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370 |
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371 SetPixelFormat(hdc, ChoosePixelFormat(hdc, &pfd), &pfd); |
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372 |
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373 hglrc = _this->gl_data->wglCreateContext(hdc); |
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374 if (hglrc) { |
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375 _this->gl_data->wglMakeCurrent(hdc, hglrc); |
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376 |
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377 WIN_GL_InitExtensions(_this, hdc); |
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378 |
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379 if (_this->gl_data->WGL_ARB_pixel_format) { |
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380 _this->gl_data->wglChoosePixelFormatARB(hdc, iAttribs, fAttribs, |
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381 1, &pixel_format, |
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382 &matching); |
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383 } |
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384 |
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385 _this->gl_data->wglMakeCurrent(NULL, NULL); |
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386 _this->gl_data->wglDeleteContext(hglrc); |
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387 } |
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388 ReleaseDC(hwnd, hdc); |
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389 DestroyWindow(hwnd); |
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390 WIN_PumpEvents(_this); |
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391 |
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392 return pixel_format; |
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83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
393 } |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
394 |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
395 int |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
396 WIN_GL_SetupWindow(_THIS, SDL_Window * window) |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
397 { |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
398 HDC hdc = ((SDL_WindowData *) window->driverdata)->hdc; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
399 PIXELFORMATDESCRIPTOR pfd; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
400 int pixel_format; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
401 int iAttribs[64]; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
402 int *iAttr; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
403 float fAttribs[1] = { 0 }; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
404 |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
405 WIN_GL_SetupPixelFormat(_this, &pfd); |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
406 |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
407 /* setup WGL_ARB_pixel_format attribs */ |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
408 iAttr = &iAttribs[0]; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
409 |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
410 *iAttr++ = WGL_DRAW_TO_WINDOW_ARB; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
411 *iAttr++ = GL_TRUE; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
412 *iAttr++ = WGL_ACCELERATION_ARB; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
413 *iAttr++ = WGL_FULL_ACCELERATION_ARB; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
414 *iAttr++ = WGL_RED_BITS_ARB; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
415 *iAttr++ = _this->gl_config.red_size; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
416 *iAttr++ = WGL_GREEN_BITS_ARB; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
417 *iAttr++ = _this->gl_config.green_size; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
418 *iAttr++ = WGL_BLUE_BITS_ARB; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
419 *iAttr++ = _this->gl_config.blue_size; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
420 |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
421 if (_this->gl_config.alpha_size) { |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
422 *iAttr++ = WGL_ALPHA_BITS_ARB; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
423 *iAttr++ = _this->gl_config.alpha_size; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
424 } |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
425 |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
426 *iAttr++ = WGL_DOUBLE_BUFFER_ARB; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
427 *iAttr++ = _this->gl_config.double_buffer; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
428 |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
429 *iAttr++ = WGL_DEPTH_BITS_ARB; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
430 *iAttr++ = _this->gl_config.depth_size; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
431 |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
432 if (_this->gl_config.stencil_size) { |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
433 *iAttr++ = WGL_STENCIL_BITS_ARB; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
434 *iAttr++ = _this->gl_config.stencil_size; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
435 } |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
436 |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
437 if (_this->gl_config.accum_red_size) { |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
438 *iAttr++ = WGL_ACCUM_RED_BITS_ARB; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
439 *iAttr++ = _this->gl_config.accum_red_size; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
440 } |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
441 |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
442 if (_this->gl_config.accum_green_size) { |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
443 *iAttr++ = WGL_ACCUM_GREEN_BITS_ARB; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
444 *iAttr++ = _this->gl_config.accum_green_size; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
445 } |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
446 |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
447 if (_this->gl_config.accum_blue_size) { |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
448 *iAttr++ = WGL_ACCUM_BLUE_BITS_ARB; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
449 *iAttr++ = _this->gl_config.accum_blue_size; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
450 } |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
451 |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
452 if (_this->gl_config.accum_alpha_size) { |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
453 *iAttr++ = WGL_ACCUM_ALPHA_BITS_ARB; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
454 *iAttr++ = _this->gl_config.accum_alpha_size; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
455 } |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
456 |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
457 if (_this->gl_config.stereo) { |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
458 *iAttr++ = WGL_STEREO_ARB; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
459 *iAttr++ = GL_TRUE; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
460 } |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
461 |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
462 if (_this->gl_config.multisamplebuffers) { |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
463 *iAttr++ = WGL_SAMPLE_BUFFERS_ARB; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
464 *iAttr++ = _this->gl_config.multisamplebuffers; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
465 } |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
466 |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
467 if (_this->gl_config.multisamplesamples) { |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
468 *iAttr++ = WGL_SAMPLES_ARB; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
469 *iAttr++ = _this->gl_config.multisamplesamples; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
470 } |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
471 |
3571
19691cebb866
Default to allow either accelerated or not
Sam Lantinga <slouken@libsdl.org>
parents:
3570
diff
changeset
|
472 if (_this->gl_config.accelerated >= 0) { |
19691cebb866
Default to allow either accelerated or not
Sam Lantinga <slouken@libsdl.org>
parents:
3570
diff
changeset
|
473 *iAttr++ = WGL_ACCELERATION_ARB; |
19691cebb866
Default to allow either accelerated or not
Sam Lantinga <slouken@libsdl.org>
parents:
3570
diff
changeset
|
474 *iAttr++ = |
19691cebb866
Default to allow either accelerated or not
Sam Lantinga <slouken@libsdl.org>
parents:
3570
diff
changeset
|
475 (_this->gl_config.accelerated ? WGL_GENERIC_ACCELERATION_ARB : |
19691cebb866
Default to allow either accelerated or not
Sam Lantinga <slouken@libsdl.org>
parents:
3570
diff
changeset
|
476 WGL_NO_ACCELERATION_ARB); |
19691cebb866
Default to allow either accelerated or not
Sam Lantinga <slouken@libsdl.org>
parents:
3570
diff
changeset
|
477 } |
1913
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
478 |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
479 *iAttr = 0; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
480 |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
481 /* Choose and set the closest available pixel format */ |
2178
114a541cfae2
Creating a context makes it current, per the documentation.
Sam Lantinga <slouken@libsdl.org>
parents:
2150
diff
changeset
|
482 pixel_format = WIN_GL_ChoosePixelFormatARB(_this, iAttribs, fAttribs); |
114a541cfae2
Creating a context makes it current, per the documentation.
Sam Lantinga <slouken@libsdl.org>
parents:
2150
diff
changeset
|
483 if (!pixel_format) { |
2150 | 484 pixel_format = WIN_GL_ChoosePixelFormat(hdc, &pfd); |
1913
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
485 } |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
486 if (!pixel_format) { |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
487 SDL_SetError("No matching GL pixel format available"); |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
488 return -1; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
489 } |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
490 if (!SetPixelFormat(hdc, pixel_format, &pfd)) { |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
491 WIN_SetError("SetPixelFormat()"); |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
492 return (-1); |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
493 } |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
494 return 0; |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
495 } |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
496 |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
497 SDL_GLContext |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
498 WIN_GL_CreateContext(_THIS, SDL_Window * window) |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
499 { |
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
500 HDC hdc = ((SDL_WindowData *) window->driverdata)->hdc; |
2178
114a541cfae2
Creating a context makes it current, per the documentation.
Sam Lantinga <slouken@libsdl.org>
parents:
2150
diff
changeset
|
501 HGLRC context; |
1913
83420da906a5
Implemented Windows OpenGL support
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
502 |
3100
7dc982143c06
Date: Sun, 22 Mar 2009 12:52:29 +0000
Sam Lantinga <slouken@libsdl.org>
parents:
3057
diff
changeset
|
503 if (_this->gl_config.major_version < 3) { |
7dc982143c06
Date: Sun, 22 Mar 2009 12:52:29 +0000
Sam Lantinga <slouken@libsdl.org>
parents:
3057
diff
changeset
|
504 context = _this->gl_data->wglCreateContext(hdc); |
7dc982143c06
Date: Sun, 22 Mar 2009 12:52:29 +0000
Sam Lantinga <slouken@libsdl.org>
parents:
3057
diff
changeset
|
505 } else { |
7dc982143c06
Date: Sun, 22 Mar 2009 12:52:29 +0000
Sam Lantinga <slouken@libsdl.org>
parents:
3057
diff
changeset
|
506 PFNWGLCREATECONTEXTATTRIBSARBPROC wglCreateContextAttribsARB; |
7dc982143c06
Date: Sun, 22 Mar 2009 12:52:29 +0000
Sam Lantinga <slouken@libsdl.org>
parents:
3057
diff
changeset
|
507 HGLRC temp_context = _this->gl_data->wglCreateContext(hdc); |
7dc982143c06
Date: Sun, 22 Mar 2009 12:52:29 +0000
Sam Lantinga <slouken@libsdl.org>
parents:
3057
diff
changeset
|
508 if (!temp_context) { |
3139 | 509 SDL_SetError("Could not create GL context"); |
3100
7dc982143c06
Date: Sun, 22 Mar 2009 12:52:29 +0000
Sam Lantinga <slouken@libsdl.org>
parents:
3057
diff
changeset
|
510 return NULL; |
7dc982143c06
Date: Sun, 22 Mar 2009 12:52:29 +0000
Sam Lantinga <slouken@libsdl.org>
parents:
3057
diff
changeset
|
511 } |
3139 | 512 |
3100
7dc982143c06
Date: Sun, 22 Mar 2009 12:52:29 +0000
Sam Lantinga <slouken@libsdl.org>
parents:
3057
diff
changeset
|
513 /* Make the context current */ |
7dc982143c06
Date: Sun, 22 Mar 2009 12:52:29 +0000
Sam Lantinga <slouken@libsdl.org>
parents:
3057
diff
changeset
|
514 if (WIN_GL_MakeCurrent(_this, window, temp_context) < 0) { |
7dc982143c06
Date: Sun, 22 Mar 2009 12:52:29 +0000
Sam Lantinga <slouken@libsdl.org>
parents:
3057
diff
changeset
|
515 WIN_GL_DeleteContext(_this, temp_context); |
7dc982143c06
Date: Sun, 22 Mar 2009 12:52:29 +0000
Sam Lantinga <slouken@libsdl.org>
parents:
3057
diff
changeset
|
516 return NULL; |
7dc982143c06
Date: Sun, 22 Mar 2009 12:52:29 +0000
Sam Lantinga <slouken@libsdl.org>
parents:
3057
diff
changeset
|
517 } |
3139 | 518 |
519 wglCreateContextAttribsARB = | |
520 (PFNWGLCREATECONTEXTATTRIBSARBPROC) _this->gl_data-> | |
521 wglGetProcAddress("wglCreateContextAttribsARB"); | |
3100
7dc982143c06
Date: Sun, 22 Mar 2009 12:52:29 +0000
Sam Lantinga <slouken@libsdl.org>
parents:
3057
diff
changeset
|
522 if (!wglCreateContextAttribsARB) { |
7dc982143c06
Date: Sun, 22 Mar 2009 12:52:29 +0000
Sam Lantinga <slouken@libsdl.org>
parents:
3057
diff
changeset
|
523 SDL_SetError("GL 3.x is not supported"); |
7dc982143c06
Date: Sun, 22 Mar 2009 12:52:29 +0000
Sam Lantinga <slouken@libsdl.org>
parents:
3057
diff
changeset
|
524 context = temp_context; |
7dc982143c06
Date: Sun, 22 Mar 2009 12:52:29 +0000
Sam Lantinga <slouken@libsdl.org>
parents:
3057
diff
changeset
|
525 } else { |
7dc982143c06
Date: Sun, 22 Mar 2009 12:52:29 +0000
Sam Lantinga <slouken@libsdl.org>
parents:
3057
diff
changeset
|
526 int attribs[] = { |
7dc982143c06
Date: Sun, 22 Mar 2009 12:52:29 +0000
Sam Lantinga <slouken@libsdl.org>
parents:
3057
diff
changeset
|
527 WGL_CONTEXT_MAJOR_VERSION_ARB, _this->gl_config.major_version, |
7dc982143c06
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528 WGL_CONTEXT_MINOR_VERSION_ARB, _this->gl_config.minor_version, |
3139 | 529 0 |
3100
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530 }; |
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531 /* Create the GL 3.x context */ |
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532 context = wglCreateContextAttribsARB(hdc, 0, attribs); |
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533 /* Delete the GL 2.x context */ |
3105 | 534 _this->gl_data->wglDeleteContext(temp_context); |
3100
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535 } |
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536 } |
3139 | 537 |
2178
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538 if (!context) { |
3565 | 539 WIN_SetError("Could not create GL context"); |
2178
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540 return NULL; |
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541 } |
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542 |
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543 if (WIN_GL_MakeCurrent(_this, window, context) < 0) { |
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544 WIN_GL_DeleteContext(_this, context); |
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545 return NULL; |
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546 } |
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547 |
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548 WIN_GL_InitExtensions(_this, hdc); |
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549 |
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550 return context; |
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551 } |
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552 |
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553 int |
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554 WIN_GL_MakeCurrent(_THIS, SDL_Window * window, SDL_GLContext context) |
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555 { |
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556 HDC hdc; |
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557 int status; |
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558 |
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559 if (window) { |
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560 hdc = ((SDL_WindowData *) window->driverdata)->hdc; |
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561 } else { |
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562 hdc = NULL; |
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563 } |
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564 if (!_this->gl_data->wglMakeCurrent(hdc, (HGLRC) context)) { |
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565 WIN_SetError("wglMakeCurrent()"); |
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566 status = -1; |
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567 } else { |
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568 status = 0; |
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569 } |
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570 return status; |
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571 } |
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572 |
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573 int |
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574 WIN_GL_SetSwapInterval(_THIS, int interval) |
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575 { |
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576 if (_this->gl_data->wglSwapIntervalEXT) { |
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577 _this->gl_data->wglSwapIntervalEXT(interval); |
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578 return 0; |
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579 } else { |
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580 SDL_Unsupported(); |
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581 return -1; |
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582 } |
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583 } |
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584 |
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585 int |
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586 WIN_GL_GetSwapInterval(_THIS) |
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587 { |
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588 if (_this->gl_data->wglGetSwapIntervalEXT) { |
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589 return _this->gl_data->wglGetSwapIntervalEXT(); |
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590 } else { |
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591 SDL_Unsupported(); |
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592 return -1; |
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593 } |
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594 } |
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595 |
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596 void |
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597 WIN_GL_SwapWindow(_THIS, SDL_Window * window) |
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598 { |
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599 HDC hdc = ((SDL_WindowData *) window->driverdata)->hdc; |
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600 |
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601 SwapBuffers(hdc); |
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602 } |
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603 |
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604 void |
83420da906a5
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605 WIN_GL_DeleteContext(_THIS, SDL_GLContext context) |
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changeset
|
606 { |
1936
83946ee0ff1f
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1926
diff
changeset
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607 _this->gl_data->wglDeleteContext((HGLRC) context); |
1913
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Sam Lantinga <slouken@libsdl.org>
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608 } |
83420da906a5
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Sam Lantinga <slouken@libsdl.org>
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609 |
1952
420716272158
Implemented X11 OpenGL support.
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1936
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610 #endif /* SDL_VIDEO_OPENGL_WGL */ |
1913
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611 |
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612 /* vi: set ts=4 sw=4 expandtab: */ |