Mercurial > sdl-ios-xcode

annotate test/testgamma.c @ 4532:dc4a3de60d3a

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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>
date Sun, 18 Jul 2010 00:40:17 -0700
parents c121d94672cb
children
rev   line source
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1
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2 /* Bring up a window and manipulate the gamma on it */
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3
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4 #include <stdlib.h>
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5 #include <stdio.h>
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6 #include <string.h>
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7 #include <math.h>
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8
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9 #include "SDL.h"
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10
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11 /* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
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12 static void
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13 quit(int rc)
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14 {
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15 SDL_Quit();
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16 exit(rc);
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17 }
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18
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19 /* Turn a normal gamma value into an appropriate gamma ramp */
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20 void
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21 CalculateGamma(double gamma, Uint16 * ramp)
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22 {
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23 int i, value;
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24
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25 gamma = 1.0 / gamma;
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26 for (i = 0; i < 256; ++i) {
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27 value = (int) (pow((double) i / 256.0, gamma) * 65535.0 + 0.5);
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28 if (value > 65535) {
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29 value = 65535;
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30 }
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31 ramp[i] = (Uint16) value;
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32 }
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33 }
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34
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35 /* This can be used as a general routine for all of the test programs */
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36 int
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37 get_video_args(char *argv[], int *w, int *h, int *bpp, Uint32 * flags)
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38 {
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39 int i;
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40
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41 *w = 640;
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42 *h = 480;
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43 *bpp = 0;
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44 *flags = SDL_SWSURFACE;
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45
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46 for (i = 1; argv[i]; ++i) {
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47 if (strcmp(argv[i], "-width") == 0) {
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48 if (argv[i + 1]) {
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49 *w = atoi(argv[++i]);
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50 }
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51 } else if (strcmp(argv[i], "-height") == 0) {
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52 if (argv[i + 1]) {
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53 *h = atoi(argv[++i]);
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54 }
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55 } else if (strcmp(argv[i], "-bpp") == 0) {
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diff changeset
56 if (argv[i + 1]) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
57 *bpp = atoi(argv[++i]);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
58 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
59 } else if (strcmp(argv[i], "-fullscreen") == 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
60 *flags |= SDL_FULLSCREEN;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
61 } else if (strcmp(argv[i], "-hw") == 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
62 *flags |= SDL_HWSURFACE;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
63 } else if (strcmp(argv[i], "-hwpalette") == 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
64 *flags |= SDL_HWPALETTE;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
65 } else
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
66 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
67 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
68 return i;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
69 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
70
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
71 int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
72 main(int argc, char *argv[])
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
73 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
74 SDL_Surface *screen;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
75 SDL_Surface *image;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
76 float gamma;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
77 int i;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
78 int w, h, bpp;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
79 Uint32 flags;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
80 Uint16 ramp[256];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
81 Uint16 red_ramp[256];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
82 Uint32 then, timeout;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
83
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
84 /* Check command line arguments */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
85 argv += get_video_args(argv, &w, &h, &bpp, &flags);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
86
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
87 /* Initialize SDL */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
88 if (SDL_Init(SDL_INIT_VIDEO) < 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
89 fprintf(stderr, "Couldn't initialize SDL: %s\n", SDL_GetError());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
90 return (1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
91 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
92
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
93 /* Initialize the display, always use hardware palette */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
94 screen = SDL_SetVideoMode(w, h, bpp, flags | SDL_HWPALETTE);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
95 if (screen == NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
96 fprintf(stderr, "Couldn't set %dx%d video mode: %s\n",
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
97 w, h, SDL_GetError());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
98 quit(1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
99 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
100
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
101 /* Set the window manager title bar */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
102 SDL_WM_SetCaption("SDL gamma test", "testgamma");
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
103
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
104 /* Set the desired gamma, if any */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
105 gamma = 1.0f;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
106 if (*argv) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
107 gamma = (float) atof(*argv);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
108 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
109 if (SDL_SetGamma(gamma, gamma, gamma) < 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
110 fprintf(stderr, "Unable to set gamma: %s\n", SDL_GetError());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
111 quit(1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
112 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
113 #if 0 /* This isn't supported. Integrating the gamma ramps isn't exact */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
114 /* See what gamma was actually set */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
115 float real[3];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
116 if (SDL_GetGamma(&real[0], &real[1], &real[2]) < 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
117 printf("Couldn't get gamma: %s\n", SDL_GetError());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
118 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
119 printf("Set gamma values: R=%2.2f, G=%2.2f, B=%2.2f\n",
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
120 real[0], real[1], real[2]);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
121 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
122 #endif
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
123
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
124 /* Do all the drawing work */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
125 image = SDL_LoadBMP("sample.bmp");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
126 if (image) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
127 SDL_Rect dst;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
128
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
129 dst.x = (screen->w - image->w) / 2;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
130 dst.y = (screen->h - image->h) / 2;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
131 dst.w = image->w;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
132 dst.h = image->h;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
133 SDL_BlitSurface(image, NULL, screen, &dst);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
134 SDL_UpdateRects(screen, 1, &dst);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
135 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
136
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
137 /* Wait a bit, handling events */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
138 then = SDL_GetTicks();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
139 timeout = (5 * 1000);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
140 while ((SDL_GetTicks() - then) < timeout) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
141 SDL_Event event;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
142
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
143 while (SDL_PollEvent(&event)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
144 switch (event.type) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
145 case SDL_QUIT: /* Quit now */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
146 timeout = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
147 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
148 case SDL_KEYDOWN:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
149 switch (event.key.keysym.sym) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
150 case SDLK_SPACE: /* Go longer.. */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
151 timeout += (5 * 1000);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
152 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
153 case SDLK_UP:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
154 gamma += 0.2f;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
155 SDL_SetGamma(gamma, gamma, gamma);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
156 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
157 case SDLK_DOWN:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
158 gamma -= 0.2f;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
159 SDL_SetGamma(gamma, gamma, gamma);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
160 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
161 case SDLK_ESCAPE:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
162 timeout = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
163 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
164 default:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
165 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
166 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
167 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
168 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
169 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
170 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
171
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
172 /* Perform a gamma flash to red using color ramps */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
173 while (gamma < 10.0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
174 /* Increase the red gamma and decrease everything else... */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
175 gamma += 0.1f;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
176 CalculateGamma(gamma, red_ramp);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
177 CalculateGamma(1.0 / gamma, ramp);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
178 SDL_SetGammaRamp(red_ramp, ramp, ramp);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
179 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
180 /* Finish completely red */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
181 memset(red_ramp, 255, sizeof(red_ramp));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1151
diff changeset
182 memset(ramp, 0, sizeof(ramp));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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diff changeset
183 SDL_SetGammaRamp(red_ramp, ramp, ramp);
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184
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185 /* Now fade out to black */
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186 for (i = (red_ramp[0] >> 8); i >= 0; --i) {
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187 memset(red_ramp, i, sizeof(red_ramp));
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188 SDL_SetGammaRamp(red_ramp, NULL, NULL);
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189 }
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190 SDL_Delay(1 * 1000);
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191
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192 SDL_Quit();
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193 return (0);
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194 }